Merge branch 'raulk/itests' into raulk/itests-refactor-kit

2021-06-10 12:02:08 +01:00 · 2021-06-10 12:02:08 +01:00 · bcbbd73d65
commit bcbbd73d65
parent 71cd268502 fd783a6862
326 changed files with 14705 additions and 3250 deletions
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@ -7,7 +7,7 @@ orbs:
 executors:
  golang:
    docker:
-      - image: circleci/golang:1.15.5
+      - image: circleci/golang:1.16.4
    resource_class: 2xlarge
  ubuntu:
    docker:
@ -331,7 +331,7 @@ jobs:
      - run: cd extern/filecoin-ffi && make
      - run:
          name: "go get lotus@master"
-          command: cd testplans/lotus-soup && go mod edit -replace=github.com/filecoin-project/lotus=../..
+          command: cd testplans/lotus-soup && go mod edit -replace=github.com/filecoin-project/lotus=../.. && go mod tidy
      - run:
          name: "build lotus-soup testplan"
          command: pushd testplans/lotus-soup && go build -tags=testground .
@ -379,8 +379,8 @@ jobs:
      - run:
          name: Install go
          command: |
-            curl -O https://dl.google.com/go/go1.15.5.darwin-amd64.pkg && \
-            sudo installer -pkg go1.15.5.darwin-amd64.pkg -target /
+            curl -O https://dl.google.com/go/go1.16.4.darwin-amd64.pkg && \
+            sudo installer -pkg go1.16.4.darwin-amd64.pkg -target /
      - run:
          name: Install pkg-config
          command: HOMEBREW_NO_AUTO_UPDATE=1 brew install pkg-config
@ -428,6 +428,41 @@ jobs:
            - "~/.rustup"
            - "~/.cargo"

+  build-appimage:
+    machine:
+      image: ubuntu-2004:202104-01
+    steps:
+      - checkout
+      - attach_workspace:
+          at: "."
+      - run:
+          name: install appimage-builder
+          command: |
+            # docs: https://appimage-builder.readthedocs.io/en/latest/intro/install.html
+            sudo apt update
+            sudo apt install -y python3-pip python3-setuptools patchelf desktop-file-utils libgdk-pixbuf2.0-dev fakeroot strace
+            sudo curl -Lo /usr/local/bin/appimagetool https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage
+            sudo chmod +x /usr/local/bin/appimagetool
+            sudo pip3 install appimage-builder
+      - run:
+          name: install lotus dependencies
+          command: sudo apt install ocl-icd-opencl-dev libhwloc-dev
+      - run:
+          name: build appimage
+          command: |
+            sed -i "s/version: latest/version: ${CIRCLE_TAG:-latest}/" AppImageBuilder.yml
+            make appimage
+      - run:
+          name: prepare workspace
+          command: |
+            mkdir appimage
+            mv Lotus-latest-x86_64.AppImage appimage
+      - persist_to_workspace:
+          root: "."
+          paths:
+            - appimage
+
+
  gofmt:
    executor: golang
    steps:
@ -530,6 +565,34 @@ jobs:
          name: Publish release
          command: ./scripts/publish-release.sh

+  publish-snapcraft:
+    description: build and push snapcraft
+    machine:
+      image: ubuntu-2004:202104-01
+    resource_class: 2xlarge
+    parameters:
+      channel:
+        type: string
+        default: "edge"
+        description: snapcraft channel
+    steps:
+      - checkout
+      - run:
+          name: install snapcraft
+          command: sudo snap install snapcraft --classic
+      - run:
+          name: create snapcraft config file
+          command: |
+            mkdir -p ~/.config/snapcraft
+            echo "$SNAPCRAFT_LOGIN_FILE" | base64 -d > ~/.config/snapcraft/snapcraft.cfg
+      - run:
+          name: build snap
+          command: snapcraft --use-lxd
+      - run:
+          name: publish snap
+          command: snapcraft push *.snap --release << parameters.channel >>
+
+
  build-and-push-image:
    description: build and push docker images to public AWS ECR registry
    executor: aws-cli/default
@ -805,10 +868,21 @@ workflows:
            tags:
              only:
                - /^v\d+\.\d+\.\d+(-rc\d+)?$/
+      - build-appimage:
+          requires:
+            - test-short
+          filters:
+            branches:
+              ignore:
+                - /.*/
+            tags:
+              only:
+                - /^v\d+\.\d+\.\d+(-rc\d+)?$/
      - publish:
          requires:
            - build-all
            - build-macos
+            - build-appimage
          filters:
            branches:
              ignore:
@ -861,3 +935,26 @@ workflows:
            tags:
              only:
                - /^v\d+\.\d+\.\d+(-rc\d+)?$/
+      - publish-snapcraft:
+          name: publish-snapcraft-stable
+          channel: stable
+          filters:
+            branches:
+              ignore:
+                - /.*/
+            tags:
+              only:
+                - /^v\d+\.\d+\.\d+(-rc\d+)?$/
+
+  nightly:
+    triggers:
+      - schedule:
+          cron: "0 0 * * *"
+          filters:
+            branches:
+              only:
+                - master
+    jobs:
+      - publish-snapcraft:
+          name: publish-snapcraft-nightly
+          channel: edge
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@ -35,6 +35,10 @@ jobs:
    - name: Checkout repository
      uses: actions/checkout@v2

+    - uses: actions/setup-go@v1
+      with:
+        go-version: '1.16.4'
+
    # Initializes the CodeQL tools for scanning.
    - name: Initialize CodeQL
      uses: github/codeql-action/init@v1
--- a/.github/workflows/testground-on-push.yml
+++ b/.github/workflows/testground-on-push.yml
@ -21,7 +21,7 @@ jobs:
    steps:
      - uses: actions/checkout@v2
      - name: testground run
-        uses: coryschwartz/testground-github-action@v1.0
+        uses: coryschwartz/testground-github-action@v1.1
        with:
          backend_addr: ${{ matrix.backend_addr }}
          backend_proto: ${{ matrix.backend_proto }}
--- a/.gitignore
+++ b/.gitignore
@ -1,3 +1,6 @@
+/AppDir
+/appimage-builder-cache
+*.AppImage
 /lotus
 /lotus-miner
 /lotus-worker
--- a/AppDir/usr/share/icons/icon.svg
+++ b/AppDir/usr/share/icons/icon.svg
@ -0,0 +1 @@
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--- a/AppImageBuilder.yml
+++ b/AppImageBuilder.yml
@ -0,0 +1,73 @@
+version: 1
+AppDir:
+  path: ./AppDir
+  app_info:
+    id: io.filecoin.lotus
+    name: Lotus
+    icon: icon
+    version: latest
+    exec: usr/bin/lotus
+    exec_args: $@
+  apt:
+    arch: amd64
+    allow_unauthenticated: true
+    sources:
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal main restricted
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal-updates main restricted
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal universe
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal-updates universe
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal multiverse
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal-updates multiverse
+    - sourceline: deb http://archive.ubuntu.com/ubuntu/ focal-backports main restricted
+        universe multiverse
+    - sourceline: deb http://security.ubuntu.com/ubuntu focal-security main restricted
+    - sourceline: deb http://security.ubuntu.com/ubuntu focal-security universe
+    - sourceline: deb http://security.ubuntu.com/ubuntu focal-security multiverse
+    - sourceline: deb https://cli-assets.heroku.com/apt ./
+    - sourceline: deb http://ppa.launchpad.net/openjdk-r/ppa/ubuntu focal main
+    - sourceline: deb http://ppa.launchpad.net/git-core/ppa/ubuntu focal main
+    - sourceline: deb http://archive.canonical.com/ubuntu focal partner
+    include:
+    - ocl-icd-libopencl1
+    - libhwloc15
+    exclude: []
+  files:
+    include:
+    - /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
+    - /usr/lib/x86_64-linux-gnu/libpthread-2.31.so
+    - /usr/lib/x86_64-linux-gnu/libm-2.31.so
+    - /usr/lib/x86_64-linux-gnu/libdl-2.31.so
+    - /usr/lib/x86_64-linux-gnu/libc-2.31.so
+    - /usr/lib/x86_64-linux-gnu/libudev.so.1.6.17
+    exclude:
+    - usr/share/man
+    - usr/share/doc/*/README.*
+    - usr/share/doc/*/changelog.*
+    - usr/share/doc/*/NEWS.*
+    - usr/share/doc/*/TODO.*
+  test:
+    fedora:
+      image: appimagecrafters/tests-env:fedora-30
+      command: ./AppRun
+      use_host_x: true
+    debian:
+      image: appimagecrafters/tests-env:debian-stable
+      command: ./AppRun
+      use_host_x: true
+    arch:
+      image: appimagecrafters/tests-env:archlinux-latest
+      command: ./AppRun
+      use_host_x: true
+    centos:
+      image: appimagecrafters/tests-env:centos-7
+      command: ./AppRun
+      use_host_x: true
+    ubuntu:
+      image: appimagecrafters/tests-env:ubuntu-xenial
+      command: ./AppRun
+      use_host_x: true
+AppImage:
+  arch: x86_64
+  update-information: guess
+  sign-key: None
+
--- a/Dockerfile.lotus
+++ b/Dockerfile.lotus
@ -1,4 +1,4 @@
-FROM golang:1.15.6 AS builder-deps
+FROM golang:1.16.4 AS builder-deps
 MAINTAINER Lotus Development Team

 RUN apt-get update && apt-get install -y ca-certificates build-essential clang ocl-icd-opencl-dev ocl-icd-libopencl1 jq libhwloc-dev
--- a/35
+++ b/35
@ -6,9 +6,9 @@ all: build
 unexport GOFLAGS

 GOVERSION:=$(shell go version | cut -d' ' -f 3 | sed 's/^go//' | awk -F. '{printf "%d%03d%03d", $$1, $$2, $$3}')
-ifeq ($(shell expr $(GOVERSION) \< 1015005), 1)
+ifeq ($(shell expr $(GOVERSION) \< 1016000), 1)
 $(warning Your Golang version is go$(shell expr $(GOVERSION) / 1000000).$(shell expr $(GOVERSION) % 1000000 / 1000).$(shell expr $(GOVERSION) % 1000))
-$(error Update Golang to version to at least 1.15.5)
+$(error Update Golang to version to at least 1.16.0)
 endif

 # git modules that need to be loaded
@ -47,7 +47,6 @@ BUILD_DEPS+=ffi-version-check

 .PHONY: ffi-version-check

-
 $(MODULES): build/.update-modules ;
 # dummy file that marks the last time modules were updated
 build/.update-modules:
@ -81,10 +80,12 @@ nerpanet: build-devnets
 butterflynet: GOFLAGS+=-tags=butterflynet
 butterflynet: build-devnets

+interopnet: GOFLAGS+=-tags=interopnet
+interopnet: build-devnets
+
 lotus: $(BUILD_DEPS)
 	rm -f lotus
 	go build $(GOFLAGS) -o lotus ./cmd/lotus
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus -i ./build

 .PHONY: lotus
 BINS+=lotus
@ -92,21 +93,18 @@ BINS+=lotus
 lotus-miner: $(BUILD_DEPS)
 	rm -f lotus-miner
 	go build $(GOFLAGS) -o lotus-miner ./cmd/lotus-storage-miner
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-miner -i ./build
 .PHONY: lotus-miner
 BINS+=lotus-miner

 lotus-worker: $(BUILD_DEPS)
 	rm -f lotus-worker
 	go build $(GOFLAGS) -o lotus-worker ./cmd/lotus-seal-worker
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-worker -i ./build
 .PHONY: lotus-worker
 BINS+=lotus-worker

 lotus-shed: $(BUILD_DEPS)
 	rm -f lotus-shed
 	go build $(GOFLAGS) -o lotus-shed ./cmd/lotus-shed
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-shed -i ./build
 .PHONY: lotus-shed
 BINS+=lotus-shed

@ -138,7 +136,6 @@ install-worker:
 lotus-seed: $(BUILD_DEPS)
 	rm -f lotus-seed
 	go build $(GOFLAGS) -o lotus-seed ./cmd/lotus-seed
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-seed -i ./build

 .PHONY: lotus-seed
 BINS+=lotus-seed
@ -172,13 +169,11 @@ lotus-townhall-front:
 .PHONY: lotus-townhall-front

 lotus-townhall-app: lotus-touch lotus-townhall-front
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-townhall -i ./cmd/lotus-townhall -i ./build
 .PHONY: lotus-townhall-app

 lotus-fountain:
 	rm -f lotus-fountain
 	go build -o lotus-fountain ./cmd/lotus-fountain
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-fountain -i ./cmd/lotus-fountain -i ./build
 .PHONY: lotus-fountain
 BINS+=lotus-fountain

@ -191,28 +186,24 @@ BINS+=lotus-chainwatch
 lotus-bench:
 	rm -f lotus-bench
 	go build -o lotus-bench ./cmd/lotus-bench
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-bench -i ./build
 .PHONY: lotus-bench
 BINS+=lotus-bench

 lotus-stats:
 	rm -f lotus-stats
 	go build $(GOFLAGS) -o lotus-stats ./cmd/lotus-stats
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-stats -i ./build
 .PHONY: lotus-stats
 BINS+=lotus-stats

 lotus-pcr:
 	rm -f lotus-pcr
 	go build $(GOFLAGS) -o lotus-pcr ./cmd/lotus-pcr
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-pcr -i ./build
 .PHONY: lotus-pcr
 BINS+=lotus-pcr

 lotus-health:
 	rm -f lotus-health
 	go build -o lotus-health ./cmd/lotus-health
-	go run github.com/GeertJohan/go.rice/rice append --exec lotus-health -i ./build
 .PHONY: lotus-health
 BINS+=lotus-health

@ -303,17 +294,10 @@ clean-services: clean-all-services

 buildall: $(BINS)

-completions:
-	./scripts/make-completions.sh lotus
-	./scripts/make-completions.sh lotus-miner
-.PHONY: completions
-
 install-completions:
 	mkdir -p /usr/share/bash-completion/completions /usr/local/share/zsh/site-functions/
 	install -C ./scripts/bash-completion/lotus /usr/share/bash-completion/completions/lotus
-	install -C ./scripts/bash-completion/lotus-miner /usr/share/bash-completion/completions/lotus-miner
 	install -C ./scripts/zsh-completion/lotus /usr/local/share/zsh/site-functions/_lotus
-	install -C ./scripts/zsh-completion/lotus-miner /usr/local/share/zsh/site-functions/_lotus-miner

 clean:
 	rm -rf $(CLEAN) $(BINS)
@ -343,6 +327,15 @@ api-gen:
 	goimports -w api
 .PHONY: api-gen

+appimage: lotus
+	rm -rf appimage-builder-cache || true
+	rm AppDir/io.filecoin.lotus.desktop || true
+	rm AppDir/icon.svg || true
+	rm Appdir/AppRun || true
+	mkdir -p AppDir/usr/bin
+	cp ./lotus AppDir/usr/bin/
+	appimage-builder
+
 docsgen: docsgen-md docsgen-openrpc

 docsgen-md-bin: api-gen actors-gen
--- a/README.md
+++ b/README.md
@ -10,7 +10,7 @@
  <a href="https://circleci.com/gh/filecoin-project/lotus"><img src="https://circleci.com/gh/filecoin-project/lotus.svg?style=svg"></a>
  <a href="https://codecov.io/gh/filecoin-project/lotus"><img src="https://codecov.io/gh/filecoin-project/lotus/branch/master/graph/badge.svg"></a>
  <a href="https://goreportcard.com/report/github.com/filecoin-project/lotus"><img src="https://goreportcard.com/badge/github.com/filecoin-project/lotus" /></a>  
-  <a href=""><img src="https://img.shields.io/badge/golang-%3E%3D1.15.5-blue.svg" /></a>
+  <a href=""><img src="https://img.shields.io/badge/golang-%3E%3D1.16-blue.svg" /></a>
  <br>
 </p>

--- a/api/api_full.go
+++ b/api/api_full.go
@ -344,6 +344,10 @@ type FullNode interface {
 	// ClientRetrieveWithEvents initiates the retrieval of a file, as specified in the order, and provides a channel
 	// of status updates.
 	ClientRetrieveWithEvents(ctx context.Context, order RetrievalOrder, ref *FileRef) (<-chan marketevents.RetrievalEvent, error) //perm:admin
+	// ClientListRetrievals returns information about retrievals made by the local client
+	ClientListRetrievals(ctx context.Context) ([]RetrievalInfo, error) //perm:write
+	// ClientGetRetrievalUpdates returns status of updated retrieval deals
+	ClientGetRetrievalUpdates(ctx context.Context) (<-chan RetrievalInfo, error) //perm:write
 	// ClientQueryAsk returns a signed StorageAsk from the specified miner.
 	ClientQueryAsk(ctx context.Context, p peer.ID, miner address.Address) (*storagemarket.StorageAsk, error) //perm:read
 	// ClientCalcCommP calculates the CommP and data size of the specified CID
--- a/api/api_storage.go
+++ b/api/api_storage.go
@ -24,6 +24,7 @@ import (
 	"github.com/filecoin-project/lotus/extern/sector-storage/fsutil"
 	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
 	"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
+	"github.com/filecoin-project/lotus/extern/storage-sealing/sealiface"
 )

 //                       MODIFYING THE API INTERFACE
@ -91,6 +92,16 @@ type StorageMiner interface {
 	// SectorTerminatePending returns a list of pending sector terminations to be sent in the next batch message
 	SectorTerminatePending(ctx context.Context) ([]abi.SectorID, error)  //perm:admin
 	SectorMarkForUpgrade(ctx context.Context, id abi.SectorNumber) error //perm:admin
+	// SectorPreCommitFlush immediately sends a PreCommit message with sectors batched for PreCommit.
+	// Returns null if message wasn't sent
+	SectorPreCommitFlush(ctx context.Context) ([]sealiface.PreCommitBatchRes, error) //perm:admin
+	// SectorPreCommitPending returns a list of pending PreCommit sectors to be sent in the next batch message
+	SectorPreCommitPending(ctx context.Context) ([]abi.SectorID, error) //perm:admin
+	// SectorCommitFlush immediately sends a Commit message with sectors aggregated for Commit.
+	// Returns null if message wasn't sent
+	SectorCommitFlush(ctx context.Context) ([]sealiface.CommitBatchRes, error) //perm:admin
+	// SectorCommitPending returns a list of pending Commit sectors to be sent in the next aggregate message
+	SectorCommitPending(ctx context.Context) ([]abi.SectorID, error) //perm:admin

 	// WorkerConnect tells the node to connect to workers RPC
 	WorkerConnect(context.Context, string) error                              //perm:admin retry:true
--- a/api/api_wallet.go
+++ b/api/api_wallet.go
@ -35,13 +35,13 @@ type MsgMeta struct {
 }

 type Wallet interface {
-	WalletNew(context.Context, types.KeyType) (address.Address, error)
-	WalletHas(context.Context, address.Address) (bool, error)
-	WalletList(context.Context) ([]address.Address, error)
+	WalletNew(context.Context, types.KeyType) (address.Address, error) //perm:admin
+	WalletHas(context.Context, address.Address) (bool, error)          //perm:admin
+	WalletList(context.Context) ([]address.Address, error)             //perm:admin

-	WalletSign(ctx context.Context, signer address.Address, toSign []byte, meta MsgMeta) (*crypto.Signature, error)
+	WalletSign(ctx context.Context, signer address.Address, toSign []byte, meta MsgMeta) (*crypto.Signature, error) //perm:admin

-	WalletExport(context.Context, address.Address) (*types.KeyInfo, error)
-	WalletImport(context.Context, *types.KeyInfo) (address.Address, error)
-	WalletDelete(context.Context, address.Address) error
+	WalletExport(context.Context, address.Address) (*types.KeyInfo, error) //perm:admin
+	WalletImport(context.Context, *types.KeyInfo) (address.Address, error) //perm:admin
+	WalletDelete(context.Context, address.Address) error                   //perm:admin
 }
--- a/api/api_worker.go
+++ b/api/api_worker.go
@ -2,7 +2,6 @@ package api

 import (
 	"context"
-	"io"

 	"github.com/google/uuid"
 	"github.com/ipfs/go-cid"
@ -43,7 +42,6 @@ type Worker interface {
 	ReleaseUnsealed(ctx context.Context, sector storage.SectorRef, safeToFree []storage.Range) (storiface.CallID, error)                                                                                 //perm:admin
 	MoveStorage(ctx context.Context, sector storage.SectorRef, types storiface.SectorFileType) (storiface.CallID, error)                                                                                 //perm:admin
 	UnsealPiece(context.Context, storage.SectorRef, storiface.UnpaddedByteIndex, abi.UnpaddedPieceSize, abi.SealRandomness, cid.Cid) (storiface.CallID, error)                                           //perm:admin
-	ReadPiece(context.Context, io.Writer, storage.SectorRef, storiface.UnpaddedByteIndex, abi.UnpaddedPieceSize) (storiface.CallID, error)                                                               //perm:admin
 	Fetch(context.Context, storage.SectorRef, storiface.SectorFileType, storiface.PathType, storiface.AcquireMode) (storiface.CallID, error)                                                             //perm:admin

 	TaskDisable(ctx context.Context, tt sealtasks.TaskType) error //perm:admin
--- a/api/mocks/mock_full.go
+++ b/api/mocks/mock_full.go
--- a/api/proxy_gen.go
+++ b/api/proxy_gen.go
@ -4,7 +4,6 @@ package api

 import (
 	"context"
-	"io"
 	"time"

 	"github.com/filecoin-project/go-address"
@ -27,6 +26,7 @@ import (
 	"github.com/filecoin-project/lotus/extern/sector-storage/sealtasks"
 	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
 	"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
+	"github.com/filecoin-project/lotus/extern/storage-sealing/sealiface"
 	marketevents "github.com/filecoin-project/lotus/markets/loggers"
 	"github.com/filecoin-project/lotus/node/modules/dtypes"
 	"github.com/filecoin-project/specs-storage/storage"
@ -179,6 +179,8 @@ type FullNodeStruct struct {

 		ClientGetDealUpdates func(p0 context.Context) (<-chan DealInfo, error) `perm:"write"`

+		ClientGetRetrievalUpdates func(p0 context.Context) (<-chan RetrievalInfo, error) `perm:"write"`
+
 		ClientHasLocal func(p0 context.Context, p1 cid.Cid) (bool, error) `perm:"write"`

 		ClientImport func(p0 context.Context, p1 FileRef) (*ImportRes, error) `perm:"admin"`
@ -189,6 +191,8 @@ type FullNodeStruct struct {

 		ClientListImports func(p0 context.Context) ([]Import, error) `perm:"write"`

+		ClientListRetrievals func(p0 context.Context) ([]RetrievalInfo, error) `perm:"write"`
+
 		ClientMinerQueryOffer func(p0 context.Context, p1 address.Address, p2 cid.Cid, p3 *cid.Cid) (QueryOffer, error) `perm:"read"`

 		ClientQueryAsk func(p0 context.Context, p1 peer.ID, p2 address.Address) (*storagemarket.StorageAsk, error) `perm:"read"`
@ -659,12 +663,20 @@ type StorageMinerStruct struct {

 		SealingSchedDiag func(p0 context.Context, p1 bool) (interface{}, error) `perm:"admin"`

+		SectorCommitFlush func(p0 context.Context) ([]sealiface.CommitBatchRes, error) `perm:"admin"`
+
+		SectorCommitPending func(p0 context.Context) ([]abi.SectorID, error) `perm:"admin"`
+
 		SectorGetExpectedSealDuration func(p0 context.Context) (time.Duration, error) `perm:"read"`

 		SectorGetSealDelay func(p0 context.Context) (time.Duration, error) `perm:"read"`

 		SectorMarkForUpgrade func(p0 context.Context, p1 abi.SectorNumber) error `perm:"admin"`

+		SectorPreCommitFlush func(p0 context.Context) ([]sealiface.PreCommitBatchRes, error) `perm:"admin"`
+
+		SectorPreCommitPending func(p0 context.Context) ([]abi.SectorID, error) `perm:"admin"`
+
 		SectorRemove func(p0 context.Context, p1 abi.SectorNumber) error `perm:"admin"`

 		SectorSetExpectedSealDuration func(p0 context.Context, p1 time.Duration) error `perm:"write"`
@ -731,19 +743,19 @@ type StorageMinerStub struct {

 type WalletStruct struct {
 	Internal struct {
-		WalletDelete func(p0 context.Context, p1 address.Address) error ``
+		WalletDelete func(p0 context.Context, p1 address.Address) error `perm:"admin"`

-		WalletExport func(p0 context.Context, p1 address.Address) (*types.KeyInfo, error) ``
+		WalletExport func(p0 context.Context, p1 address.Address) (*types.KeyInfo, error) `perm:"admin"`

-		WalletHas func(p0 context.Context, p1 address.Address) (bool, error) ``
+		WalletHas func(p0 context.Context, p1 address.Address) (bool, error) `perm:"admin"`

-		WalletImport func(p0 context.Context, p1 *types.KeyInfo) (address.Address, error) ``
+		WalletImport func(p0 context.Context, p1 *types.KeyInfo) (address.Address, error) `perm:"admin"`

-		WalletList func(p0 context.Context) ([]address.Address, error) ``
+		WalletList func(p0 context.Context) ([]address.Address, error) `perm:"admin"`

-		WalletNew func(p0 context.Context, p1 types.KeyType) (address.Address, error) ``
+		WalletNew func(p0 context.Context, p1 types.KeyType) (address.Address, error) `perm:"admin"`

-		WalletSign func(p0 context.Context, p1 address.Address, p2 []byte, p3 MsgMeta) (*crypto.Signature, error) ``
+		WalletSign func(p0 context.Context, p1 address.Address, p2 []byte, p3 MsgMeta) (*crypto.Signature, error) `perm:"admin"`
 	}
 }

@ -768,8 +780,6 @@ type WorkerStruct struct {

 		ProcessSession func(p0 context.Context) (uuid.UUID, error) `perm:"admin"`

-		ReadPiece func(p0 context.Context, p1 io.Writer, p2 storage.SectorRef, p3 storiface.UnpaddedByteIndex, p4 abi.UnpaddedPieceSize) (storiface.CallID, error) `perm:"admin"`
-
 		ReleaseUnsealed func(p0 context.Context, p1 storage.SectorRef, p2 []storage.Range) (storiface.CallID, error) `perm:"admin"`

 		Remove func(p0 context.Context, p1 abi.SectorID) error `perm:"admin"`
@ -1293,6 +1303,14 @@ func (s *FullNodeStub) ClientGetDealUpdates(p0 context.Context) (<-chan DealInfo
 	return nil, xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientGetRetrievalUpdates(p0 context.Context) (<-chan RetrievalInfo, error) {
+	return s.Internal.ClientGetRetrievalUpdates(p0)
+}
+
+func (s *FullNodeStub) ClientGetRetrievalUpdates(p0 context.Context) (<-chan RetrievalInfo, error) {
+	return nil, xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) ClientHasLocal(p0 context.Context, p1 cid.Cid) (bool, error) {
 	return s.Internal.ClientHasLocal(p0, p1)
 }
@ -1333,6 +1351,14 @@ func (s *FullNodeStub) ClientListImports(p0 context.Context) ([]Import, error) {
 	return *new([]Import), xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientListRetrievals(p0 context.Context) ([]RetrievalInfo, error) {
+	return s.Internal.ClientListRetrievals(p0)
+}
+
+func (s *FullNodeStub) ClientListRetrievals(p0 context.Context) ([]RetrievalInfo, error) {
+	return *new([]RetrievalInfo), xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) ClientMinerQueryOffer(p0 context.Context, p1 address.Address, p2 cid.Cid, p3 *cid.Cid) (QueryOffer, error) {
 	return s.Internal.ClientMinerQueryOffer(p0, p1, p2, p3)
 }
@ -3117,6 +3143,22 @@ func (s *StorageMinerStub) SealingSchedDiag(p0 context.Context, p1 bool) (interf
 	return nil, xerrors.New("method not supported")
 }

+func (s *StorageMinerStruct) SectorCommitFlush(p0 context.Context) ([]sealiface.CommitBatchRes, error) {
+	return s.Internal.SectorCommitFlush(p0)
+}
+
+func (s *StorageMinerStub) SectorCommitFlush(p0 context.Context) ([]sealiface.CommitBatchRes, error) {
+	return *new([]sealiface.CommitBatchRes), xerrors.New("method not supported")
+}
+
+func (s *StorageMinerStruct) SectorCommitPending(p0 context.Context) ([]abi.SectorID, error) {
+	return s.Internal.SectorCommitPending(p0)
+}
+
+func (s *StorageMinerStub) SectorCommitPending(p0 context.Context) ([]abi.SectorID, error) {
+	return *new([]abi.SectorID), xerrors.New("method not supported")
+}
+
 func (s *StorageMinerStruct) SectorGetExpectedSealDuration(p0 context.Context) (time.Duration, error) {
 	return s.Internal.SectorGetExpectedSealDuration(p0)
 }
@ -3141,6 +3183,22 @@ func (s *StorageMinerStub) SectorMarkForUpgrade(p0 context.Context, p1 abi.Secto
 	return xerrors.New("method not supported")
 }

+func (s *StorageMinerStruct) SectorPreCommitFlush(p0 context.Context) ([]sealiface.PreCommitBatchRes, error) {
+	return s.Internal.SectorPreCommitFlush(p0)
+}
+
+func (s *StorageMinerStub) SectorPreCommitFlush(p0 context.Context) ([]sealiface.PreCommitBatchRes, error) {
+	return *new([]sealiface.PreCommitBatchRes), xerrors.New("method not supported")
+}
+
+func (s *StorageMinerStruct) SectorPreCommitPending(p0 context.Context) ([]abi.SectorID, error) {
+	return s.Internal.SectorPreCommitPending(p0)
+}
+
+func (s *StorageMinerStub) SectorPreCommitPending(p0 context.Context) ([]abi.SectorID, error) {
+	return *new([]abi.SectorID), xerrors.New("method not supported")
+}
+
 func (s *StorageMinerStruct) SectorRemove(p0 context.Context, p1 abi.SectorNumber) error {
 	return s.Internal.SectorRemove(p0, p1)
 }
@ -3493,14 +3551,6 @@ func (s *WorkerStub) ProcessSession(p0 context.Context) (uuid.UUID, error) {
 	return *new(uuid.UUID), xerrors.New("method not supported")
 }

-func (s *WorkerStruct) ReadPiece(p0 context.Context, p1 io.Writer, p2 storage.SectorRef, p3 storiface.UnpaddedByteIndex, p4 abi.UnpaddedPieceSize) (storiface.CallID, error) {
-	return s.Internal.ReadPiece(p0, p1, p2, p3, p4)
-}
-
-func (s *WorkerStub) ReadPiece(p0 context.Context, p1 io.Writer, p2 storage.SectorRef, p3 storiface.UnpaddedByteIndex, p4 abi.UnpaddedPieceSize) (storiface.CallID, error) {
-	return *new(storiface.CallID), xerrors.New("method not supported")
-}
-
 func (s *WorkerStruct) ReleaseUnsealed(p0 context.Context, p1 storage.SectorRef, p2 []storage.Range) (storiface.CallID, error) {
 	return s.Internal.ReleaseUnsealed(p0, p1, p2)
 }
--- a/api/types.go
+++ b/api/types.go
@ -5,6 +5,7 @@ import (
 	"fmt"
 	"time"

+	"github.com/filecoin-project/go-fil-markets/retrievalmarket"
 	"github.com/filecoin-project/lotus/chain/types"

 	datatransfer "github.com/filecoin-project/go-data-transfer"
@ -176,3 +177,21 @@ type MessagePrototype struct {
 	Message    types.Message
 	ValidNonce bool
 }
+
+type RetrievalInfo struct {
+	PayloadCID   cid.Cid
+	ID           retrievalmarket.DealID
+	PieceCID     *cid.Cid
+	PricePerByte abi.TokenAmount
+	UnsealPrice  abi.TokenAmount
+
+	Status        retrievalmarket.DealStatus
+	Message       string // more information about deal state, particularly errors
+	Provider      peer.ID
+	BytesReceived uint64
+	BytesPaidFor  uint64
+	TotalPaid     abi.TokenAmount
+
+	TransferChannelID *datatransfer.ChannelID
+	DataTransfer      *DataTransferChannel
+}
--- a/api/v0api/full.go
+++ b/api/v0api/full.go
@ -326,6 +326,10 @@ type FullNode interface {
 	// of status updates.
 	ClientRetrieveWithEvents(ctx context.Context, order api.RetrievalOrder, ref *api.FileRef) (<-chan marketevents.RetrievalEvent, error) //perm:admin
 	// ClientQueryAsk returns a signed StorageAsk from the specified miner.
+	// ClientListRetrievals returns information about retrievals made by the local client
+	ClientListRetrievals(ctx context.Context) ([]api.RetrievalInfo, error) //perm:write
+	// ClientGetRetrievalUpdates returns status of updated retrieval deals
+	ClientGetRetrievalUpdates(ctx context.Context) (<-chan api.RetrievalInfo, error)                         //perm:write
 	ClientQueryAsk(ctx context.Context, p peer.ID, miner address.Address) (*storagemarket.StorageAsk, error) //perm:read
 	// ClientCalcCommP calculates the CommP and data size of the specified CID
 	ClientDealPieceCID(ctx context.Context, root cid.Cid) (api.DataCIDSize, error) //perm:read
--- a/api/v0api/proxy_gen.go
+++ b/api/v0api/proxy_gen.go
@ -97,6 +97,8 @@ type FullNodeStruct struct {

 		ClientGetDealUpdates func(p0 context.Context) (<-chan api.DealInfo, error) `perm:"write"`

+		ClientGetRetrievalUpdates func(p0 context.Context) (<-chan api.RetrievalInfo, error) `perm:"write"`
+
 		ClientHasLocal func(p0 context.Context, p1 cid.Cid) (bool, error) `perm:"write"`

 		ClientImport func(p0 context.Context, p1 api.FileRef) (*api.ImportRes, error) `perm:"admin"`
@ -107,6 +109,8 @@ type FullNodeStruct struct {

 		ClientListImports func(p0 context.Context) ([]api.Import, error) `perm:"write"`

+		ClientListRetrievals func(p0 context.Context) ([]api.RetrievalInfo, error) `perm:"write"`
+
 		ClientMinerQueryOffer func(p0 context.Context, p1 address.Address, p2 cid.Cid, p3 *cid.Cid) (api.QueryOffer, error) `perm:"read"`

 		ClientQueryAsk func(p0 context.Context, p1 peer.ID, p2 address.Address) (*storagemarket.StorageAsk, error) `perm:"read"`
@ -716,6 +720,14 @@ func (s *FullNodeStub) ClientGetDealUpdates(p0 context.Context) (<-chan api.Deal
 	return nil, xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientGetRetrievalUpdates(p0 context.Context) (<-chan api.RetrievalInfo, error) {
+	return s.Internal.ClientGetRetrievalUpdates(p0)
+}
+
+func (s *FullNodeStub) ClientGetRetrievalUpdates(p0 context.Context) (<-chan api.RetrievalInfo, error) {
+	return nil, xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) ClientHasLocal(p0 context.Context, p1 cid.Cid) (bool, error) {
 	return s.Internal.ClientHasLocal(p0, p1)
 }
@ -756,6 +768,14 @@ func (s *FullNodeStub) ClientListImports(p0 context.Context) ([]api.Import, erro
 	return *new([]api.Import), xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientListRetrievals(p0 context.Context) ([]api.RetrievalInfo, error) {
+	return s.Internal.ClientListRetrievals(p0)
+}
+
+func (s *FullNodeStub) ClientListRetrievals(p0 context.Context) ([]api.RetrievalInfo, error) {
+	return *new([]api.RetrievalInfo), xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) ClientMinerQueryOffer(p0 context.Context, p1 address.Address, p2 cid.Cid, p3 *cid.Cid) (api.QueryOffer, error) {
 	return s.Internal.ClientMinerQueryOffer(p0, p1, p2, p3)
 }
--- a/api/v0api/v0mocks/mock_full.go
+++ b/api/v0api/v0mocks/mock_full.go
--- a/api/version.go
+++ b/api/version.go
@ -57,8 +57,8 @@ var (
 	FullAPIVersion0 = newVer(1, 3, 0)
 	FullAPIVersion1 = newVer(2, 1, 0)

-	MinerAPIVersion0  = newVer(1, 0, 1)
-	WorkerAPIVersion0 = newVer(1, 0, 0)
+	MinerAPIVersion0  = newVer(1, 1, 0)
+	WorkerAPIVersion0 = newVer(1, 1, 0)
 )

 //nolint:varcheck,deadcode
--- a/build/bootstrap.go
+++ b/build/bootstrap.go
@ -2,28 +2,32 @@ package build

 import (
 	"context"
+	"embed"
+	"path"
 	"strings"

 	"github.com/filecoin-project/lotus/lib/addrutil"

-	rice "github.com/GeertJohan/go.rice"
 	"github.com/libp2p/go-libp2p-core/peer"
 )

+//go:embed bootstrap
+var bootstrapfs embed.FS
+
 func BuiltinBootstrap() ([]peer.AddrInfo, error) {
 	if DisableBuiltinAssets {
 		return nil, nil
 	}
-
-	b := rice.MustFindBox("bootstrap")
-
 	if BootstrappersFile != "" {
-		spi := b.MustString(BootstrappersFile)
-		if spi == "" {
+		spi, err := bootstrapfs.ReadFile(path.Join("bootstrap", BootstrappersFile))
+		if err != nil {
+			return nil, err
+		}
+		if len(spi) == 0 {
 			return nil, nil
 		}

-		return addrutil.ParseAddresses(context.TODO(), strings.Split(strings.TrimSpace(spi), "\n"))
+		return addrutil.ParseAddresses(context.TODO(), strings.Split(strings.TrimSpace(string(spi)), "\n"))
 	}

 	return nil, nil
--- a/build/bootstrap/butterflynet.pi
+++ b/build/bootstrap/butterflynet.pi
@ -1,2 +1,2 @@
-/dns4/bootstrap-0.butterfly.fildev.network/tcp/1347/p2p/12D3KooWRkaF18SR3E6qL6dkGrozT8QJUV5VbhE9E7BZtPmHqdWJ
-/dns4/bootstrap-1.butterfly.fildev.network/tcp/1347/p2p/12D3KooWJcJUc23WJjJHGSboGcU3t76z9Lb7CghrH2tiBiDCY4ux
+/dns4/bootstrap-0.butterfly.fildev.network/tcp/1347/p2p/12D3KooWBbZd7Su9XfLUQ12RynGQ3ZmGY1nGqFntmqop9pLNJE6g
+/dns4/bootstrap-1.butterfly.fildev.network/tcp/1347/p2p/12D3KooWGKRzEY4tJFTmAmrYUpa1CVVohmV9YjJbC9v5XWY2gUji
--- a/build/bootstrap/interopnet.pi
+++ b/build/bootstrap/interopnet.pi
@ -0,0 +1,2 @@
+/dns4/bootstrap-0.interop.fildev.network/tcp/1347/p2p/12D3KooWN86wA54r3v9M8bBYbc1vK9W1ehHDxVGPRaoeUYuXF8R7
+/dns4/bootstrap-1.interop.fildev.network/tcp/1347/p2p/12D3KooWNZ41kev8mtBZgWe43qam1VX9pJyf87jnaisQP2urZZ2M
--- a/build/genesis.go
+++ b/build/genesis.go
@ -1,23 +1,23 @@
 package build

 import (
-	rice "github.com/GeertJohan/go.rice"
+	"embed"
+	"path"
+
 	logging "github.com/ipfs/go-log/v2"
 )

 // moved from now-defunct build/paramfetch.go
 var log = logging.Logger("build")

+//go:embed genesis
+var genesisfs embed.FS
+
 func MaybeGenesis() []byte {
-	builtinGen, err := rice.FindBox("genesis")
+	genBytes, err := genesisfs.ReadFile(path.Join("genesis", GenesisFile))
 	if err != nil {
 		log.Warnf("loading built-in genesis: %s", err)
 		return nil
 	}
-	genBytes, err := builtinGen.Bytes(GenesisFile)
-	if err != nil {
-		log.Warnf("loading built-in genesis: %s", err)
-	}
-
 	return genBytes
 }
--- a/build/genesis/butterflynet.car
+++ b/build/genesis/butterflynet.car
--- a/build/genesis/interopnet.car
+++ b/build/genesis/interopnet.car
--- a/build/openrpc.go
+++ b/build/openrpc.go
@ -3,13 +3,15 @@ package build
 import (
 	"bytes"
 	"compress/gzip"
+	"embed"
 	"encoding/json"

-	rice "github.com/GeertJohan/go.rice"
-
 	apitypes "github.com/filecoin-project/lotus/api/types"
 )

+//go:embed openrpc
+var openrpcfs embed.FS
+
 func mustReadGzippedOpenRPCDocument(data []byte) apitypes.OpenRPCDocument {
 	zr, err := gzip.NewReader(bytes.NewBuffer(data))
 	if err != nil {
@ -28,16 +30,25 @@ func mustReadGzippedOpenRPCDocument(data []byte) apitypes.OpenRPCDocument {
 }

 func OpenRPCDiscoverJSON_Full() apitypes.OpenRPCDocument {
-	data := rice.MustFindBox("openrpc").MustBytes("full.json.gz")
+	data, err := openrpcfs.ReadFile("openrpc/full.json.gz")
+	if err != nil {
+		panic(err)
+	}
 	return mustReadGzippedOpenRPCDocument(data)
 }

 func OpenRPCDiscoverJSON_Miner() apitypes.OpenRPCDocument {
-	data := rice.MustFindBox("openrpc").MustBytes("miner.json.gz")
+	data, err := openrpcfs.ReadFile("openrpc/miner.json.gz")
+	if err != nil {
+		panic(err)
+	}
 	return mustReadGzippedOpenRPCDocument(data)
 }

 func OpenRPCDiscoverJSON_Worker() apitypes.OpenRPCDocument {
-	data := rice.MustFindBox("openrpc").MustBytes("worker.json.gz")
+	data, err := openrpcfs.ReadFile("openrpc/worker.json.gz")
+	if err != nil {
+		panic(err)
+	}
 	return mustReadGzippedOpenRPCDocument(data)
 }
--- a/build/openrpc/full.json.gz
+++ b/build/openrpc/full.json.gz
--- a/build/openrpc/miner.json.gz
+++ b/build/openrpc/miner.json.gz
--- a/build/openrpc/worker.json.gz
+++ b/build/openrpc/worker.json.gz
--- a/build/parameters.go
+++ b/build/parameters.go
@ -1,7 +1,19 @@
 package build

-import rice "github.com/GeertJohan/go.rice"
+import (
+	_ "embed"
+)
+
+//go:embed proof-params/parameters.json
+var params []byte
+
+//go:embed proof-params/srs-inner-product.json
+var srs []byte

 func ParametersJSON() []byte {
-	return rice.MustFindBox("proof-params").MustBytes("parameters.json")
+	return params
+}
+
+func SrsJSON() []byte {
+	return srs
 }
--- a/build/params_2k.go
+++ b/build/params_2k.go
@ -24,20 +24,22 @@ var UpgradeIgnitionHeight = abi.ChainEpoch(-2)
 var UpgradeRefuelHeight = abi.ChainEpoch(-3)
 var UpgradeTapeHeight = abi.ChainEpoch(-4)

-var UpgradeActorsV2Height = abi.ChainEpoch(10)
-var UpgradeLiftoffHeight = abi.ChainEpoch(-5)
+var UpgradeAssemblyHeight = abi.ChainEpoch(-5)
+var UpgradeLiftoffHeight = abi.ChainEpoch(-6)

-var UpgradeKumquatHeight = abi.ChainEpoch(15)
-var UpgradeCalicoHeight = abi.ChainEpoch(20)
-var UpgradePersianHeight = abi.ChainEpoch(25)
-var UpgradeOrangeHeight = abi.ChainEpoch(27)
-var UpgradeClausHeight = abi.ChainEpoch(30)
+var UpgradeKumquatHeight = abi.ChainEpoch(-7)
+var UpgradeCalicoHeight = abi.ChainEpoch(-8)
+var UpgradePersianHeight = abi.ChainEpoch(-9)
+var UpgradeOrangeHeight = abi.ChainEpoch(-10)
+var UpgradeClausHeight = abi.ChainEpoch(-11)

-var UpgradeActorsV3Height = abi.ChainEpoch(35)
+var UpgradeTrustHeight = abi.ChainEpoch(-12)

-var UpgradeNorwegianHeight = abi.ChainEpoch(40)
+var UpgradeNorwegianHeight = abi.ChainEpoch(-13)

-var UpgradeActorsV4Height = abi.ChainEpoch(45)
+var UpgradeTurboHeight = abi.ChainEpoch(-14)
+
+var UpgradeHyperdriveHeight = abi.ChainEpoch(-15)

 var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 	0: DrandMainnet,
@ -68,16 +70,17 @@ func init() {
 	UpgradeIgnitionHeight = getUpgradeHeight("LOTUS_IGNITION_HEIGHT", UpgradeIgnitionHeight)
 	UpgradeRefuelHeight = getUpgradeHeight("LOTUS_REFUEL_HEIGHT", UpgradeRefuelHeight)
 	UpgradeTapeHeight = getUpgradeHeight("LOTUS_TAPE_HEIGHT", UpgradeTapeHeight)
-	UpgradeActorsV2Height = getUpgradeHeight("LOTUS_ACTORSV2_HEIGHT", UpgradeActorsV2Height)
+	UpgradeAssemblyHeight = getUpgradeHeight("LOTUS_ACTORSV2_HEIGHT", UpgradeAssemblyHeight)
 	UpgradeLiftoffHeight = getUpgradeHeight("LOTUS_LIFTOFF_HEIGHT", UpgradeLiftoffHeight)
 	UpgradeKumquatHeight = getUpgradeHeight("LOTUS_KUMQUAT_HEIGHT", UpgradeKumquatHeight)
 	UpgradeCalicoHeight = getUpgradeHeight("LOTUS_CALICO_HEIGHT", UpgradeCalicoHeight)
 	UpgradePersianHeight = getUpgradeHeight("LOTUS_PERSIAN_HEIGHT", UpgradePersianHeight)
 	UpgradeOrangeHeight = getUpgradeHeight("LOTUS_ORANGE_HEIGHT", UpgradeOrangeHeight)
 	UpgradeClausHeight = getUpgradeHeight("LOTUS_CLAUS_HEIGHT", UpgradeClausHeight)
-	UpgradeActorsV3Height = getUpgradeHeight("LOTUS_ACTORSV3_HEIGHT", UpgradeActorsV3Height)
+	UpgradeTrustHeight = getUpgradeHeight("LOTUS_ACTORSV3_HEIGHT", UpgradeTrustHeight)
 	UpgradeNorwegianHeight = getUpgradeHeight("LOTUS_NORWEGIAN_HEIGHT", UpgradeNorwegianHeight)
-	UpgradeActorsV4Height = getUpgradeHeight("LOTUS_ACTORSV4_HEIGHT", UpgradeActorsV4Height)
+	UpgradeTurboHeight = getUpgradeHeight("LOTUS_ACTORSV4_HEIGHT", UpgradeTurboHeight)
+	UpgradeHyperdriveHeight = getUpgradeHeight("LOTUS_HYPERDRIVE_HEIGHT", UpgradeHyperdriveHeight)

 	BuildType |= Build2k
 }
--- a/build/params_butterfly.go
+++ b/build/params_butterfly.go
@ -23,7 +23,7 @@ const UpgradeSmokeHeight = -2
 const UpgradeIgnitionHeight = -3
 const UpgradeRefuelHeight = -4

-var UpgradeActorsV2Height = abi.ChainEpoch(30)
+var UpgradeAssemblyHeight = abi.ChainEpoch(30)

 const UpgradeTapeHeight = 60
 const UpgradeLiftoffHeight = -5
@ -32,9 +32,10 @@ const UpgradeCalicoHeight = 120
 const UpgradePersianHeight = 150
 const UpgradeClausHeight = 180
 const UpgradeOrangeHeight = 210
-const UpgradeActorsV3Height = 240
-const UpgradeNorwegianHeight = UpgradeActorsV3Height + (builtin2.EpochsInHour * 12)
-const UpgradeActorsV4Height = 8922
+const UpgradeTrustHeight = 240
+const UpgradeNorwegianHeight = UpgradeTrustHeight + (builtin2.EpochsInHour * 12)
+const UpgradeTurboHeight = 8922
+const UpgradeHyperdriveHeight = 9999999

 func init() {
 	policy.SetConsensusMinerMinPower(abi.NewStoragePower(2 << 30))
--- a/build/params_calibnet.go
+++ b/build/params_calibnet.go
@ -25,7 +25,7 @@ const UpgradeSmokeHeight = -2
 const UpgradeIgnitionHeight = -3
 const UpgradeRefuelHeight = -4

-var UpgradeActorsV2Height = abi.ChainEpoch(30)
+var UpgradeAssemblyHeight = abi.ChainEpoch(30)

 const UpgradeTapeHeight = 60

@ -40,10 +40,12 @@ const UpgradeClausHeight = 250

 const UpgradeOrangeHeight = 300

-const UpgradeActorsV3Height = 600
+const UpgradeTrustHeight = 600
 const UpgradeNorwegianHeight = 114000

-const UpgradeActorsV4Height = 193789
+const UpgradeTurboHeight = 193789
+
+const UpgradeHyperdriveHeight = 9999999

 func init() {
 	policy.SetConsensusMinerMinPower(abi.NewStoragePower(32 << 30))
--- a/build/params_interop.go
+++ b/build/params_interop.go
@ -0,0 +1,104 @@
+// +build interopnet
+
+package build
+
+import (
+	"os"
+	"strconv"
+
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
+
+	"github.com/filecoin-project/lotus/chain/actors/policy"
+)
+
+const BootstrappersFile = "interopnet.pi"
+const GenesisFile = "interopnet.car"
+
+var UpgradeBreezeHeight = abi.ChainEpoch(-1)
+
+const BreezeGasTampingDuration = 0
+
+var UpgradeSmokeHeight = abi.ChainEpoch(-1)
+var UpgradeIgnitionHeight = abi.ChainEpoch(-2)
+var UpgradeRefuelHeight = abi.ChainEpoch(-3)
+var UpgradeTapeHeight = abi.ChainEpoch(-4)
+
+var UpgradeAssemblyHeight = abi.ChainEpoch(-5)
+var UpgradeLiftoffHeight = abi.ChainEpoch(-6)
+
+var UpgradeKumquatHeight = abi.ChainEpoch(-7)
+var UpgradeCalicoHeight = abi.ChainEpoch(-8)
+var UpgradePersianHeight = abi.ChainEpoch(-9)
+var UpgradeOrangeHeight = abi.ChainEpoch(-10)
+var UpgradeClausHeight = abi.ChainEpoch(-11)
+
+var UpgradeTrustHeight = abi.ChainEpoch(-12)
+
+var UpgradeNorwegianHeight = abi.ChainEpoch(-13)
+
+var UpgradeTurboHeight = abi.ChainEpoch(-14)
+
+var UpgradeHyperdriveHeight = abi.ChainEpoch(-15)
+
+var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
+	0: DrandMainnet,
+}
+
+func init() {
+	policy.SetSupportedProofTypes(
+		abi.RegisteredSealProof_StackedDrg2KiBV1,
+		abi.RegisteredSealProof_StackedDrg8MiBV1,
+		abi.RegisteredSealProof_StackedDrg512MiBV1,
+	)
+	policy.SetConsensusMinerMinPower(abi.NewStoragePower(2048))
+	policy.SetMinVerifiedDealSize(abi.NewStoragePower(256))
+	policy.SetPreCommitChallengeDelay(abi.ChainEpoch(10))
+
+	getUpgradeHeight := func(ev string, def abi.ChainEpoch) abi.ChainEpoch {
+		hs, found := os.LookupEnv(ev)
+		if found {
+			h, err := strconv.Atoi(hs)
+			if err != nil {
+				log.Panicf("failed to parse %s env var", ev)
+			}
+
+			return abi.ChainEpoch(h)
+		}
+
+		return def
+	}
+
+	UpgradeBreezeHeight = getUpgradeHeight("LOTUS_BREEZE_HEIGHT", UpgradeBreezeHeight)
+	UpgradeSmokeHeight = getUpgradeHeight("LOTUS_SMOKE_HEIGHT", UpgradeSmokeHeight)
+	UpgradeIgnitionHeight = getUpgradeHeight("LOTUS_IGNITION_HEIGHT", UpgradeIgnitionHeight)
+	UpgradeRefuelHeight = getUpgradeHeight("LOTUS_REFUEL_HEIGHT", UpgradeRefuelHeight)
+	UpgradeTapeHeight = getUpgradeHeight("LOTUS_TAPE_HEIGHT", UpgradeTapeHeight)
+	UpgradeAssemblyHeight = getUpgradeHeight("LOTUS_ACTORSV2_HEIGHT", UpgradeAssemblyHeight)
+	UpgradeLiftoffHeight = getUpgradeHeight("LOTUS_LIFTOFF_HEIGHT", UpgradeLiftoffHeight)
+	UpgradeKumquatHeight = getUpgradeHeight("LOTUS_KUMQUAT_HEIGHT", UpgradeKumquatHeight)
+	UpgradeCalicoHeight = getUpgradeHeight("LOTUS_CALICO_HEIGHT", UpgradeCalicoHeight)
+	UpgradePersianHeight = getUpgradeHeight("LOTUS_PERSIAN_HEIGHT", UpgradePersianHeight)
+	UpgradeOrangeHeight = getUpgradeHeight("LOTUS_ORANGE_HEIGHT", UpgradeOrangeHeight)
+	UpgradeClausHeight = getUpgradeHeight("LOTUS_CLAUS_HEIGHT", UpgradeClausHeight)
+	UpgradeTrustHeight = getUpgradeHeight("LOTUS_ACTORSV3_HEIGHT", UpgradeTrustHeight)
+	UpgradeNorwegianHeight = getUpgradeHeight("LOTUS_NORWEGIAN_HEIGHT", UpgradeNorwegianHeight)
+	UpgradeTurboHeight = getUpgradeHeight("LOTUS_ACTORSV4_HEIGHT", UpgradeTurboHeight)
+	UpgradeHyperdriveHeight = getUpgradeHeight("LOTUS_HYPERDRIVE_HEIGHT", UpgradeHyperdriveHeight)
+
+	BuildType |= BuildInteropnet
+	SetAddressNetwork(address.Testnet)
+	Devnet = true
+}
+
+const BlockDelaySecs = uint64(builtin2.EpochDurationSeconds)
+
+const PropagationDelaySecs = uint64(6)
+
+// BootstrapPeerThreshold is the minimum number peers we need to track for a sync worker to start
+const BootstrapPeerThreshold = 2
+
+var WhitelistedBlock = cid.Undef
--- a/build/params_mainnet.go
+++ b/build/params_mainnet.go
@ -4,6 +4,7 @@
 // +build !calibnet
 // +build !nerpanet
 // +build !butterflynet
+// +build !interopnet

 package build

@ -13,7 +14,6 @@ import (

 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/abi"
-	"github.com/filecoin-project/lotus/chain/actors/policy"
 	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
 )

@ -34,7 +34,7 @@ const UpgradeSmokeHeight = 51000
 const UpgradeIgnitionHeight = 94000
 const UpgradeRefuelHeight = 130800

-const UpgradeActorsV2Height = 138720
+const UpgradeAssemblyHeight = 138720

 const UpgradeTapeHeight = 140760

@ -51,30 +51,27 @@ const UpgradePersianHeight = UpgradeCalicoHeight + (builtin2.EpochsInHour * 60)
 const UpgradeOrangeHeight = 336458

 // 2020-12-22T02:00:00Z
-const UpgradeClausHeight = 343200
+var UpgradeClausHeight = abi.ChainEpoch(343200)

 // 2021-03-04T00:00:30Z
-var UpgradeActorsV3Height = abi.ChainEpoch(550321)
+const UpgradeTrustHeight = 550321

 // 2021-04-12T22:00:00Z
 const UpgradeNorwegianHeight = 665280

 // 2021-04-29T06:00:00Z
-var UpgradeActorsV4Height = abi.ChainEpoch(712320)
+const UpgradeTurboHeight = 712320
+
+// ???
+var UpgradeHyperdriveHeight = abi.ChainEpoch(9999999)

 func init() {
-	policy.SetConsensusMinerMinPower(abi.NewStoragePower(10 << 40))
-
 	if os.Getenv("LOTUS_USE_TEST_ADDRESSES") != "1" {
 		SetAddressNetwork(address.Mainnet)
 	}

-	if os.Getenv("LOTUS_DISABLE_V3_ACTOR_MIGRATION") == "1" {
-		UpgradeActorsV3Height = math.MaxInt64
-	}
-
-	if os.Getenv("LOTUS_DISABLE_V4_ACTOR_MIGRATION") == "1" {
-		UpgradeActorsV4Height = math.MaxInt64
+	if os.Getenv("LOTUS_DISABLE_HYPERDRIVE") == "1" {
+		UpgradeHyperdriveHeight = math.MaxInt64
 	}

 	Devnet = false
--- a/build/params_nerpanet.go
+++ b/build/params_nerpanet.go
@ -27,7 +27,7 @@ const UpgradeRefuelHeight = -3

 const UpgradeLiftoffHeight = -5

-const UpgradeActorsV2Height = 30 // critical: the network can bootstrap from v1 only
+const UpgradeAssemblyHeight = 30 // critical: the network can bootstrap from v1 only
 const UpgradeTapeHeight = 60

 const UpgradeKumquatHeight = 90
@ -39,9 +39,10 @@ const UpgradeClausHeight = 250

 const UpgradeOrangeHeight = 300

-const UpgradeActorsV3Height = 600
+const UpgradeTrustHeight = 600
 const UpgradeNorwegianHeight = 201000
-const UpgradeActorsV4Height = 203000
+const UpgradeTurboHeight = 203000
+const UpgradeHyperdriveHeight = 999999999

 func init() {
 	// Minimum block production power is set to 4 TiB
--- a/build/params_shared_vals.go
+++ b/build/params_shared_vals.go
@ -25,7 +25,7 @@ const UnixfsLinksPerLevel = 1024
 // Consensus / Network

 const AllowableClockDriftSecs = uint64(1)
-const NewestNetworkVersion = network.Version11
+const NewestNetworkVersion = network.Version13
 const ActorUpgradeNetworkVersion = network.Version4

 // Epochs
--- a/build/params_testground.go
+++ b/build/params_testground.go
@ -86,16 +86,17 @@ var (
 	UpgradeIgnitionHeight   abi.ChainEpoch = -2
 	UpgradeRefuelHeight     abi.ChainEpoch = -3
 	UpgradeTapeHeight       abi.ChainEpoch = -4
-	UpgradeActorsV2Height  abi.ChainEpoch = 10
+	UpgradeAssemblyHeight   abi.ChainEpoch = 10
 	UpgradeLiftoffHeight    abi.ChainEpoch = -5
 	UpgradeKumquatHeight    abi.ChainEpoch = -6
 	UpgradeCalicoHeight     abi.ChainEpoch = -7
 	UpgradePersianHeight    abi.ChainEpoch = -8
 	UpgradeOrangeHeight     abi.ChainEpoch = -9
 	UpgradeClausHeight      abi.ChainEpoch = -10
-	UpgradeActorsV3Height  abi.ChainEpoch = -11
+	UpgradeTrustHeight      abi.ChainEpoch = -11
 	UpgradeNorwegianHeight  abi.ChainEpoch = -12
-	UpgradeActorsV4Height  abi.ChainEpoch = -13
+	UpgradeTurboHeight      abi.ChainEpoch = -13
+	UpgradeHyperdriveHeight abi.ChainEpoch = -13

 	DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 		0: DrandMainnet,
--- a/build/proof-params/srs-inner-product.json
+++ b/build/proof-params/srs-inner-product.json
@ -0,0 +1,7 @@
+{
+  "v28-fil-inner-product-v1.srs": {
+    "cid": "Qmdq44DjcQnFfU3PJcdX7J49GCqcUYszr1TxMbHtAkvQ3g",
+    "digest": "ae20310138f5ba81451d723f858e3797",
+    "sector_size": 0
+  }
+}
--- a/build/version.go
+++ b/build/version.go
@ -11,6 +11,7 @@ const (
 	Build2k         = 0x2
 	BuildDebug      = 0x3
 	BuildCalibnet   = 0x4
+	BuildInteropnet = 0x5
 )

 func buildType() string {
@ -25,6 +26,8 @@ func buildType() string {
 		return "+debug"
 	case BuildCalibnet:
 		return "+calibnet"
+	case BuildInteropnet:
+		return "+interopnet"
 	default:
 		return "+huh?"
 	}
--- a/chain/actors/agen/main.go
+++ b/chain/actors/agen/main.go
@ -6,33 +6,26 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
+	"strconv"
 	"text/template"

+	lotusactors "github.com/filecoin-project/lotus/chain/actors"
+
 	"golang.org/x/xerrors"
 )

-var latestVersion = 4
-
-var versions = []int{0, 2, 3, latestVersion}
-
-var versionImports = map[int]string{
-	0:             "/",
-	2:             "/v2/",
-	3:             "/v3/",
-	latestVersion: "/v4/",
-}
-
 var actors = map[string][]int{
-	"account":  versions,
-	"cron":     versions,
-	"init":     versions,
-	"market":   versions,
-	"miner":    versions,
-	"multisig": versions,
-	"paych":    versions,
-	"power":    versions,
-	"reward":   versions,
-	"verifreg": versions,
+	"account":  lotusactors.Versions,
+	"cron":     lotusactors.Versions,
+	"init":     lotusactors.Versions,
+	"market":   lotusactors.Versions,
+	"miner":    lotusactors.Versions,
+	"multisig": lotusactors.Versions,
+	"paych":    lotusactors.Versions,
+	"power":    lotusactors.Versions,
+	"system":   lotusactors.Versions,
+	"reward":   lotusactors.Versions,
+	"verifreg": lotusactors.Versions,
 }

 func main() {
@ -71,14 +64,14 @@ func generateAdapters() error {
 			}

 			tpl := template.Must(template.New("").Funcs(template.FuncMap{
-				"import": func(v int) string { return versionImports[v] },
+				"import": func(v int) string { return getVersionImports()[v] },
 			}).Parse(string(af)))

 			var b bytes.Buffer

 			err = tpl.Execute(&b, map[string]interface{}{
 				"versions":      versions,
-				"latestVersion": latestVersion,
+				"latestVersion": lotusactors.LatestVersion,
 			})
 			if err != nil {
 				return err
@ -103,14 +96,14 @@ func generateState(actDir string) error {
 		return xerrors.Errorf("loading state adapter template: %w", err)
 	}

-	for _, version := range versions {
+	for _, version := range lotusactors.Versions {
 		tpl := template.Must(template.New("").Funcs(template.FuncMap{}).Parse(string(af)))

 		var b bytes.Buffer

 		err := tpl.Execute(&b, map[string]interface{}{
 			"v":      version,
-			"import": versionImports[version],
+			"import": getVersionImports()[version],
 		})
 		if err != nil {
 			return err
@ -134,14 +127,14 @@ func generateMessages(actDir string) error {
 		return xerrors.Errorf("loading message adapter template: %w", err)
 	}

-	for _, version := range versions {
+	for _, version := range lotusactors.Versions {
 		tpl := template.Must(template.New("").Funcs(template.FuncMap{}).Parse(string(af)))

 		var b bytes.Buffer

 		err := tpl.Execute(&b, map[string]interface{}{
 			"v":      version,
-			"import": versionImports[version],
+			"import": getVersionImports()[version],
 		})
 		if err != nil {
 			return err
@ -167,13 +160,13 @@ func generatePolicy(policyPath string) error {
 	}

 	tpl := template.Must(template.New("").Funcs(template.FuncMap{
-		"import": func(v int) string { return versionImports[v] },
+		"import": func(v int) string { return getVersionImports()[v] },
 	}).Parse(string(pf)))
 	var b bytes.Buffer

 	err = tpl.Execute(&b, map[string]interface{}{
-		"versions":      versions,
-		"latestVersion": latestVersion,
+		"versions":      lotusactors.Versions,
+		"latestVersion": lotusactors.LatestVersion,
 	})
 	if err != nil {
 		return err
@ -198,13 +191,13 @@ func generateBuiltin(builtinPath string) error {
 	}

 	tpl := template.Must(template.New("").Funcs(template.FuncMap{
-		"import": func(v int) string { return versionImports[v] },
+		"import": func(v int) string { return getVersionImports()[v] },
 	}).Parse(string(bf)))
 	var b bytes.Buffer

 	err = tpl.Execute(&b, map[string]interface{}{
-		"versions":      versions,
-		"latestVersion": latestVersion,
+		"versions":      lotusactors.Versions,
+		"latestVersion": lotusactors.LatestVersion,
 	})
 	if err != nil {
 		return err
@ -216,3 +209,16 @@ func generateBuiltin(builtinPath string) error {

 	return nil
 }
+
+func getVersionImports() map[int]string {
+	versionImports := make(map[int]string, lotusactors.LatestVersion)
+	for _, v := range lotusactors.Versions {
+		if v == 0 {
+			versionImports[v] = "/"
+		} else {
+			versionImports[v] = "/v" + strconv.Itoa(v) + "/"
+		}
+	}
+
+	return versionImports
+}
--- a/chain/actors/builtin/account/account.go
+++ b/chain/actors/builtin/account/account.go
@ -1,6 +1,7 @@
 package account

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -18,6 +19,8 @@ import (
 	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
 )

 func init() {
@ -37,6 +40,10 @@ func init() {
 	builtin.RegisterActorState(builtin4.AccountActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
 		return load4(store, root)
 	})
+
+	builtin.RegisterActorState(builtin5.AccountActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
 }

 var Methods = builtin4.MethodsAccount
@ -56,12 +63,61 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.AccountActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.AccountActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, addr address.Address) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, addr)
+
+	case actors.Version2:
+		return make2(store, addr)
+
+	case actors.Version3:
+		return make3(store, addr)
+
+	case actors.Version4:
+		return make4(store, addr)
+
+	case actors.Version5:
+		return make5(store, addr)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.AccountActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.AccountActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.AccountActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.AccountActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.AccountActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

 	PubkeyAddress() (address.Address, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/account/actor.go.template
+++ b/chain/actors/builtin/account/actor.go.template
@ -1,6 +1,7 @@
 package account

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -34,8 +35,30 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, addr address.Address) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, addr)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.AccountActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

 	PubkeyAddress() (address.Address, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/account/state.go.template
+++ b/chain/actors/builtin/account/state.go.template
@ -20,6 +20,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, addr address.Address) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = account{{.v}}.State{Address:addr}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	account{{.v}}.State
 	store adt.Store
@ -28,3 +34,7 @@ type state{{.v}} struct {
 func (s *state{{.v}}) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v0.go
+++ b/chain/actors/builtin/account/v0.go
@ -20,6 +20,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, addr address.Address) (State, error) {
+	out := state0{store: store}
+	out.State = account0.State{Address: addr}
+	return &out, nil
+}
+
 type state0 struct {
 	account0.State
 	store adt.Store
@ -28,3 +34,7 @@ type state0 struct {
 func (s *state0) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v2.go
+++ b/chain/actors/builtin/account/v2.go
@ -20,6 +20,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, addr address.Address) (State, error) {
+	out := state2{store: store}
+	out.State = account2.State{Address: addr}
+	return &out, nil
+}
+
 type state2 struct {
 	account2.State
 	store adt.Store
@ -28,3 +34,7 @@ type state2 struct {
 func (s *state2) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v3.go
+++ b/chain/actors/builtin/account/v3.go
@ -20,6 +20,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, addr address.Address) (State, error) {
+	out := state3{store: store}
+	out.State = account3.State{Address: addr}
+	return &out, nil
+}
+
 type state3 struct {
 	account3.State
 	store adt.Store
@ -28,3 +34,7 @@ type state3 struct {
 func (s *state3) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v4.go
+++ b/chain/actors/builtin/account/v4.go
@ -20,6 +20,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, addr address.Address) (State, error) {
+	out := state4{store: store}
+	out.State = account4.State{Address: addr}
+	return &out, nil
+}
+
 type state4 struct {
 	account4.State
 	store adt.Store
@ -28,3 +34,7 @@ type state4 struct {
 func (s *state4) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v5.go
+++ b/chain/actors/builtin/account/v5.go
@ -0,0 +1,40 @@
+package account
+
+import (
+	"github.com/filecoin-project/go-address"
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	account5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/account"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store, addr address.Address) (State, error) {
+	out := state5{store: store}
+	out.State = account5.State{Address: addr}
+	return &out, nil
+}
+
+type state5 struct {
+	account5.State
+	store adt.Store
+}
+
+func (s *state5) PubkeyAddress() (address.Address, error) {
+	return s.Address, nil
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/builtin.go
+++ b/chain/actors/builtin/builtin.go
@ -17,46 +17,49 @@ import (
 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
 	smoothing4 "github.com/filecoin-project/specs-actors/v4/actors/util/smoothing"

+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+	smoothing5 "github.com/filecoin-project/specs-actors/v5/actors/util/smoothing"
+
 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/go-state-types/cbor"

 	"github.com/filecoin-project/lotus/chain/actors/adt"
 	"github.com/filecoin-project/lotus/chain/types"

-	miner4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/miner"
-	proof4 "github.com/filecoin-project/specs-actors/v4/actors/runtime/proof"
+	miner5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/miner"
+	proof5 "github.com/filecoin-project/specs-actors/v5/actors/runtime/proof"
 )

-var SystemActorAddr = builtin4.SystemActorAddr
-var BurntFundsActorAddr = builtin4.BurntFundsActorAddr
-var CronActorAddr = builtin4.CronActorAddr
+var SystemActorAddr = builtin5.SystemActorAddr
+var BurntFundsActorAddr = builtin5.BurntFundsActorAddr
+var CronActorAddr = builtin5.CronActorAddr
 var SaftAddress = makeAddress("t0122")
 var ReserveAddress = makeAddress("t090")
 var RootVerifierAddress = makeAddress("t080")

 var (
-	ExpectedLeadersPerEpoch = builtin4.ExpectedLeadersPerEpoch
+	ExpectedLeadersPerEpoch = builtin5.ExpectedLeadersPerEpoch
 )

 const (
-	EpochDurationSeconds = builtin4.EpochDurationSeconds
-	EpochsInDay          = builtin4.EpochsInDay
-	SecondsInDay         = builtin4.SecondsInDay
+	EpochDurationSeconds = builtin5.EpochDurationSeconds
+	EpochsInDay          = builtin5.EpochsInDay
+	SecondsInDay         = builtin5.SecondsInDay
 )

 const (
-	MethodSend        = builtin4.MethodSend
-	MethodConstructor = builtin4.MethodConstructor
+	MethodSend        = builtin5.MethodSend
+	MethodConstructor = builtin5.MethodConstructor
 )

 // These are all just type aliases across actor versions. In the future, that might change
 // and we might need to do something fancier.
-type SectorInfo = proof4.SectorInfo
-type PoStProof = proof4.PoStProof
+type SectorInfo = proof5.SectorInfo
+type PoStProof = proof5.PoStProof
 type FilterEstimate = smoothing0.FilterEstimate

 func QAPowerForWeight(size abi.SectorSize, duration abi.ChainEpoch, dealWeight, verifiedWeight abi.DealWeight) abi.StoragePower {
-	return miner4.QAPowerForWeight(size, duration, dealWeight, verifiedWeight)
+	return miner5.QAPowerForWeight(size, duration, dealWeight, verifiedWeight)
 }

 func FromV0FilterEstimate(v0 smoothing0.FilterEstimate) FilterEstimate {
@ -83,6 +86,12 @@ func FromV4FilterEstimate(v4 smoothing4.FilterEstimate) FilterEstimate {

 }

+func FromV5FilterEstimate(v5 smoothing5.FilterEstimate) FilterEstimate {
+
+	return (FilterEstimate)(v5)
+
+}
+
 type ActorStateLoader func(store adt.Store, root cid.Cid) (cbor.Marshaler, error)

 var ActorStateLoaders = make(map[cid.Cid]ActorStateLoader)
@ -114,6 +123,9 @@ func ActorNameByCode(c cid.Cid) string {
 	case builtin4.IsBuiltinActor(c):
 		return builtin4.ActorNameByCode(c)

+	case builtin5.IsBuiltinActor(c):
+		return builtin5.ActorNameByCode(c)
+
 	default:
 		return "<unknown>"
 	}
@ -137,6 +149,10 @@ func IsBuiltinActor(c cid.Cid) bool {
 		return true
 	}

+	if builtin5.IsBuiltinActor(c) {
+		return true
+	}
+
 	return false
 }

@ -158,6 +174,10 @@ func IsAccountActor(c cid.Cid) bool {
 		return true
 	}

+	if c == builtin5.AccountActorCodeID {
+		return true
+	}
+
 	return false
 }

@ -179,6 +199,10 @@ func IsStorageMinerActor(c cid.Cid) bool {
 		return true
 	}

+	if c == builtin5.StorageMinerActorCodeID {
+		return true
+	}
+
 	return false
 }

@ -200,6 +224,10 @@ func IsMultisigActor(c cid.Cid) bool {
 		return true
 	}

+	if c == builtin5.MultisigActorCodeID {
+		return true
+	}
+
 	return false
 }

@ -221,6 +249,10 @@ func IsPaymentChannelActor(c cid.Cid) bool {
 		return true
 	}

+	if c == builtin5.PaymentChannelActorCodeID {
+		return true
+	}
+
 	return false
 }

--- a/chain/actors/builtin/cron/actor.go.template
+++ b/chain/actors/builtin/cron/actor.go.template
@ -1,10 +1,42 @@
 package cron

 import (
-	builtin{{.latestVersion}} "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/builtin"
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"golang.org/x/xerrors"
+	"github.com/ipfs/go-cid"
+{{range .versions}}
+	builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
+{{end}}
 )

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.CronActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 var (
 	Address = builtin{{.latestVersion}}.CronActorAddr
 	Methods = builtin{{.latestVersion}}.MethodsCron
 )
+
+
+type State interface {
+	GetState() interface{}
+}
--- a/chain/actors/builtin/cron/cron.go
+++ b/chain/actors/builtin/cron/cron.go
@ -1,10 +1,72 @@
 package cron

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/ipfs/go-cid"
+	"golang.org/x/xerrors"
+
+	builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"
+
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
+
+	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"
+
 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
 )

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	case actors.Version5:
+		return make5(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.CronActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.CronActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.CronActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.CronActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.CronActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 var (
-	Address = builtin4.CronActorAddr
-	Methods = builtin4.MethodsCron
+	Address = builtin5.CronActorAddr
+	Methods = builtin5.MethodsCron
 )
+
+type State interface {
+	GetState() interface{}
+}
--- a/chain/actors/builtin/cron/state.go.template
+++ b/chain/actors/builtin/cron/state.go.template
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/cron"
+)
+
+var _ State = (*state{{.v}})(nil)
+
+func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
+	out := state{{.v}}{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = *cron{{.v}}.ConstructState(cron{{.v}}.BuiltInEntries())
+	return &out, nil
+}
+
+type state{{.v}} struct {
+	cron{{.v}}.State
+	store adt.Store
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v0.go
+++ b/chain/actors/builtin/cron/v0.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron0 "github.com/filecoin-project/specs-actors/actors/builtin/cron"
+)
+
+var _ State = (*state0)(nil)
+
+func load0(store adt.Store, root cid.Cid) (State, error) {
+	out := state0{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = *cron0.ConstructState(cron0.BuiltInEntries())
+	return &out, nil
+}
+
+type state0 struct {
+	cron0.State
+	store adt.Store
+}
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v2.go
+++ b/chain/actors/builtin/cron/v2.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/cron"
+)
+
+var _ State = (*state2)(nil)
+
+func load2(store adt.Store, root cid.Cid) (State, error) {
+	out := state2{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = *cron2.ConstructState(cron2.BuiltInEntries())
+	return &out, nil
+}
+
+type state2 struct {
+	cron2.State
+	store adt.Store
+}
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v3.go
+++ b/chain/actors/builtin/cron/v3.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron3 "github.com/filecoin-project/specs-actors/v3/actors/builtin/cron"
+)
+
+var _ State = (*state3)(nil)
+
+func load3(store adt.Store, root cid.Cid) (State, error) {
+	out := state3{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+	out.State = *cron3.ConstructState(cron3.BuiltInEntries())
+	return &out, nil
+}
+
+type state3 struct {
+	cron3.State
+	store adt.Store
+}
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v4.go
+++ b/chain/actors/builtin/cron/v4.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/cron"
+)
+
+var _ State = (*state4)(nil)
+
+func load4(store adt.Store, root cid.Cid) (State, error) {
+	out := state4{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+	out.State = *cron4.ConstructState(cron4.BuiltInEntries())
+	return &out, nil
+}
+
+type state4 struct {
+	cron4.State
+	store adt.Store
+}
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v5.go
+++ b/chain/actors/builtin/cron/v5.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/cron"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store) (State, error) {
+	out := state5{store: store}
+	out.State = *cron5.ConstructState(cron5.BuiltInEntries())
+	return &out, nil
+}
+
+type state5 struct {
+	cron5.State
+	store adt.Store
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/init/actor.go.template
+++ b/chain/actors/builtin/init/actor.go.template
@ -1,6 +1,7 @@
 package init

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -39,6 +40,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, networkName string) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, networkName)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.InitActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -56,5 +78,12 @@ type State interface {
 	// Sets the network's name. This should only be used on upgrade/fork.
 	SetNetworkName(name string) error

-	addressMap() (adt.Map, error)
+	// Sets the next ID for the init actor. This should only be used for testing.
+	SetNextID(id abi.ActorID) error
+
+	// Sets the address map for the init actor. This should only be used for testing.
+	SetAddressMap(mcid cid.Cid) error
+
+	AddressMap() (adt.Map, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/init/diff.go
+++ b/chain/actors/builtin/init/diff.go
@ -11,12 +11,12 @@ import (
 )

 func DiffAddressMap(pre, cur State) (*AddressMapChanges, error) {
-	prem, err := pre.addressMap()
+	prem, err := pre.AddressMap()
 	if err != nil {
 		return nil, err
 	}

-	curm, err := cur.addressMap()
+	curm, err := cur.AddressMap()
 	if err != nil {
 		return nil, err
 	}
--- a/chain/actors/builtin/init/init.go
+++ b/chain/actors/builtin/init/init.go
@ -1,6 +1,7 @@
 package init

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -20,6 +21,8 @@ import (
 	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
 )

 func init() {
@ -39,11 +42,15 @@ func init() {
 	builtin.RegisterActorState(builtin4.InitActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
 		return load4(store, root)
 	})
+
+	builtin.RegisterActorState(builtin5.InitActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
 }

 var (
-	Address = builtin4.InitActorAddr
-	Methods = builtin4.MethodsInit
+	Address = builtin5.InitActorAddr
+	Methods = builtin5.MethodsInit
 )

 func Load(store adt.Store, act *types.Actor) (State, error) {
@ -61,10 +68,58 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.InitActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.InitActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, networkName string) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, networkName)
+
+	case actors.Version2:
+		return make2(store, networkName)
+
+	case actors.Version3:
+		return make3(store, networkName)
+
+	case actors.Version4:
+		return make4(store, networkName)
+
+	case actors.Version5:
+		return make5(store, networkName)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.InitActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.InitActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.InitActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.InitActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.InitActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -82,5 +137,12 @@ type State interface {
 	// Sets the network's name. This should only be used on upgrade/fork.
 	SetNetworkName(name string) error

-	addressMap() (adt.Map, error)
+	// Sets the next ID for the init actor. This should only be used for testing.
+	SetNextID(id abi.ActorID) error
+
+	// Sets the address map for the init actor. This should only be used for testing.
+	SetAddressMap(mcid cid.Cid) error
+
+	AddressMap() (adt.Map, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/init/state.go.template
+++ b/chain/actors/builtin/init/state.go.template
@ -29,6 +29,26 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, networkName string) (State, error) {
+	out := state{{.v}}{store: store}
+	{{if (le .v 2)}}
+		mr, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *init{{.v}}.ConstructState(mr, networkName)
+	{{else}}
+		s, err := init{{.v}}.ConstructState(store, networkName)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *s
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	init{{.v}}.State
 	store adt.Store
@ -66,6 +86,11 @@ func (s *state{{.v}}) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state{{.v}}) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state{{.v}}) Remove(addrs ...address.Address) (err error) {
 	m, err := adt{{.v}}.AsMap(s.store, s.State.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
 	if err != nil {
@ -84,6 +109,15 @@ func (s *state{{.v}}) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state{{.v}}) addressMap() (adt.Map, error) {
-	return adt{{.v}}.AsMap(s.store, s.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
+func (s *state{{.v}}) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state{{.v}}) AddressMap() (adt.Map, error) {
+	return adt{{.v}}.AsMap(s.store, s.State.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v0.go
+++ b/chain/actors/builtin/init/v0.go
@ -25,6 +25,19 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, networkName string) (State, error) {
+	out := state0{store: store}
+
+	mr, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *init0.ConstructState(mr, networkName)
+
+	return &out, nil
+}
+
 type state0 struct {
 	init0.State
 	store adt.Store
@ -62,6 +75,11 @@ func (s *state0) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state0) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state0) Remove(addrs ...address.Address) (err error) {
 	m, err := adt0.AsMap(s.store, s.State.AddressMap)
 	if err != nil {
@ -80,6 +98,15 @@ func (s *state0) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state0) addressMap() (adt.Map, error) {
-	return adt0.AsMap(s.store, s.AddressMap)
+func (s *state0) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state0) AddressMap() (adt.Map, error) {
+	return adt0.AsMap(s.store, s.State.AddressMap)
+}
+
+func (s *state0) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v2.go
+++ b/chain/actors/builtin/init/v2.go
@ -25,6 +25,19 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, networkName string) (State, error) {
+	out := state2{store: store}
+
+	mr, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *init2.ConstructState(mr, networkName)
+
+	return &out, nil
+}
+
 type state2 struct {
 	init2.State
 	store adt.Store
@ -62,6 +75,11 @@ func (s *state2) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state2) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state2) Remove(addrs ...address.Address) (err error) {
 	m, err := adt2.AsMap(s.store, s.State.AddressMap)
 	if err != nil {
@ -80,6 +98,15 @@ func (s *state2) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state2) addressMap() (adt.Map, error) {
-	return adt2.AsMap(s.store, s.AddressMap)
+func (s *state2) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state2) AddressMap() (adt.Map, error) {
+	return adt2.AsMap(s.store, s.State.AddressMap)
+}
+
+func (s *state2) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v3.go
+++ b/chain/actors/builtin/init/v3.go
@ -27,6 +27,19 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, networkName string) (State, error) {
+	out := state3{store: store}
+
+	s, err := init3.ConstructState(store, networkName)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state3 struct {
 	init3.State
 	store adt.Store
@ -64,6 +77,11 @@ func (s *state3) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state3) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state3) Remove(addrs ...address.Address) (err error) {
 	m, err := adt3.AsMap(s.store, s.State.AddressMap, builtin3.DefaultHamtBitwidth)
 	if err != nil {
@ -82,6 +100,15 @@ func (s *state3) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state3) addressMap() (adt.Map, error) {
-	return adt3.AsMap(s.store, s.AddressMap, builtin3.DefaultHamtBitwidth)
+func (s *state3) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state3) AddressMap() (adt.Map, error) {
+	return adt3.AsMap(s.store, s.State.AddressMap, builtin3.DefaultHamtBitwidth)
+}
+
+func (s *state3) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v4.go
+++ b/chain/actors/builtin/init/v4.go
@ -27,6 +27,19 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, networkName string) (State, error) {
+	out := state4{store: store}
+
+	s, err := init4.ConstructState(store, networkName)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state4 struct {
 	init4.State
 	store adt.Store
@ -64,6 +77,11 @@ func (s *state4) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state4) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state4) Remove(addrs ...address.Address) (err error) {
 	m, err := adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
 	if err != nil {
@ -82,6 +100,15 @@ func (s *state4) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state4) addressMap() (adt.Map, error) {
-	return adt4.AsMap(s.store, s.AddressMap, builtin4.DefaultHamtBitwidth)
+func (s *state4) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state4) AddressMap() (adt.Map, error) {
+	return adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
+}
+
+func (s *state4) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v5.go
+++ b/chain/actors/builtin/init/v5.go
@ -0,0 +1,114 @@
+package init
+
+import (
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/ipfs/go-cid"
+	cbg "github.com/whyrusleeping/cbor-gen"
+	"golang.org/x/xerrors"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/filecoin-project/lotus/node/modules/dtypes"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
+	init5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/init"
+	adt5 "github.com/filecoin-project/specs-actors/v5/actors/util/adt"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store, networkName string) (State, error) {
+	out := state5{store: store}
+
+	s, err := init5.ConstructState(store, networkName)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
+type state5 struct {
+	init5.State
+	store adt.Store
+}
+
+func (s *state5) ResolveAddress(address address.Address) (address.Address, bool, error) {
+	return s.State.ResolveAddress(s.store, address)
+}
+
+func (s *state5) MapAddressToNewID(address address.Address) (address.Address, error) {
+	return s.State.MapAddressToNewID(s.store, address)
+}
+
+func (s *state5) ForEachActor(cb func(id abi.ActorID, address address.Address) error) error {
+	addrs, err := adt5.AsMap(s.store, s.State.AddressMap, builtin5.DefaultHamtBitwidth)
+	if err != nil {
+		return err
+	}
+	var actorID cbg.CborInt
+	return addrs.ForEach(&actorID, func(key string) error {
+		addr, err := address.NewFromBytes([]byte(key))
+		if err != nil {
+			return err
+		}
+		return cb(abi.ActorID(actorID), addr)
+	})
+}
+
+func (s *state5) NetworkName() (dtypes.NetworkName, error) {
+	return dtypes.NetworkName(s.State.NetworkName), nil
+}
+
+func (s *state5) SetNetworkName(name string) error {
+	s.State.NetworkName = name
+	return nil
+}
+
+func (s *state5) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
+func (s *state5) Remove(addrs ...address.Address) (err error) {
+	m, err := adt5.AsMap(s.store, s.State.AddressMap, builtin5.DefaultHamtBitwidth)
+	if err != nil {
+		return err
+	}
+	for _, addr := range addrs {
+		if err = m.Delete(abi.AddrKey(addr)); err != nil {
+			return xerrors.Errorf("failed to delete entry for address: %s; err: %w", addr, err)
+		}
+	}
+	amr, err := m.Root()
+	if err != nil {
+		return xerrors.Errorf("failed to get address map root: %w", err)
+	}
+	s.State.AddressMap = amr
+	return nil
+}
+
+func (s *state5) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state5) AddressMap() (adt.Map, error) {
+	return adt5.AsMap(s.store, s.State.AddressMap, builtin5.DefaultHamtBitwidth)
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/actor.go.template
+++ b/chain/actors/builtin/market/actor.go.template
@ -16,6 +16,7 @@ import (
 {{end}}

 	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
 	"github.com/filecoin-project/lotus/chain/types"
 )
@ -42,6 +43,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.StorageMarketActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler
 	BalancesChanged(State) (bool, error)
@ -56,6 +78,7 @@ type State interface {
 		minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
 	) (weight, verifiedWeight abi.DealWeight, err error)
 	NextID() (abi.DealID, error)
+	GetState() interface{}
 }

 type BalanceTable interface {
--- a/chain/actors/builtin/market/market.go
+++ b/chain/actors/builtin/market/market.go
@ -20,6 +20,9 @@ import (

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"

+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/adt"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
 	"github.com/filecoin-project/lotus/chain/types"
@ -42,11 +45,15 @@ func init() {
 	builtin.RegisterActorState(builtin4.StorageMarketActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
 		return load4(store, root)
 	})
+
+	builtin.RegisterActorState(builtin5.StorageMarketActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
 }

 var (
-	Address = builtin4.StorageMarketActorAddr
-	Methods = builtin4.MethodsMarket
+	Address = builtin5.StorageMarketActorAddr
+	Methods = builtin5.MethodsMarket
 )

 func Load(store adt.Store, act *types.Actor) (State, error) {
@ -64,10 +71,58 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.StorageMarketActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.StorageMarketActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	case actors.Version5:
+		return make5(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.StorageMarketActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.StorageMarketActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.StorageMarketActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.StorageMarketActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.StorageMarketActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler
 	BalancesChanged(State) (bool, error)
@ -82,6 +137,7 @@ type State interface {
 		minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
 	) (weight, verifiedWeight abi.DealWeight, err error)
 	NextID() (abi.DealID, error)
+	GetState() interface{}
 }

 type BalanceTable interface {
--- a/chain/actors/builtin/market/state.go.template
+++ b/chain/actors/builtin/market/state.go.template
@ -26,6 +26,31 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	{{if (le .v 2)}}
+		ea, err := adt{{.v}}.MakeEmptyArray(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		em, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *market{{.v}}.ConstructState(ea, em, em)
+	{{else}}
+		s, err := market{{.v}}.ConstructState(store)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *s
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	market{{.v}}.State
 	store adt.Store
@ -207,3 +232,7 @@ func (s *dealProposals{{.v}}) array() adt.Array {
 func fromV{{.v}}DealProposal(v{{.v}} market{{.v}}.DealProposal) DealProposal {
 	return (DealProposal)(v{{.v}})
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v0.go
+++ b/chain/actors/builtin/market/v0.go
@ -26,6 +26,24 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+
+	ea, err := adt0.MakeEmptyArray(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	em, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *market0.ConstructState(ea, em, em)
+
+	return &out, nil
+}
+
 type state0 struct {
 	market0.State
 	store adt.Store
@ -207,3 +225,7 @@ func (s *dealProposals0) array() adt.Array {
 func fromV0DealProposal(v0 market0.DealProposal) DealProposal {
 	return (DealProposal)(v0)
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v2.go
+++ b/chain/actors/builtin/market/v2.go
@ -26,6 +26,24 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+
+	ea, err := adt2.MakeEmptyArray(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	em, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *market2.ConstructState(ea, em, em)
+
+	return &out, nil
+}
+
 type state2 struct {
 	market2.State
 	store adt.Store
@ -207,3 +225,7 @@ func (s *dealProposals2) array() adt.Array {
 func fromV2DealProposal(v2 market2.DealProposal) DealProposal {
 	return (DealProposal)(v2)
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v3.go
+++ b/chain/actors/builtin/market/v3.go
@ -26,6 +26,19 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+
+	s, err := market3.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state3 struct {
 	market3.State
 	store adt.Store
@ -207,3 +220,7 @@ func (s *dealProposals3) array() adt.Array {
 func fromV3DealProposal(v3 market3.DealProposal) DealProposal {
 	return (DealProposal)(v3)
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v4.go
+++ b/chain/actors/builtin/market/v4.go
@ -26,6 +26,19 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+
+	s, err := market4.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state4 struct {
 	market4.State
 	store adt.Store
@ -207,3 +220,7 @@ func (s *dealProposals4) array() adt.Array {
 func fromV4DealProposal(v4 market4.DealProposal) DealProposal {
 	return (DealProposal)(v4)
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v5.go
+++ b/chain/actors/builtin/market/v5.go
@ -0,0 +1,226 @@
+package market
+
+import (
+	"bytes"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/ipfs/go-cid"
+	cbg "github.com/whyrusleeping/cbor-gen"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/filecoin-project/lotus/chain/types"
+
+	market5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/market"
+	adt5 "github.com/filecoin-project/specs-actors/v5/actors/util/adt"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store) (State, error) {
+	out := state5{store: store}
+
+	s, err := market5.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
+type state5 struct {
+	market5.State
+	store adt.Store
+}
+
+func (s *state5) TotalLocked() (abi.TokenAmount, error) {
+	fml := types.BigAdd(s.TotalClientLockedCollateral, s.TotalProviderLockedCollateral)
+	fml = types.BigAdd(fml, s.TotalClientStorageFee)
+	return fml, nil
+}
+
+func (s *state5) BalancesChanged(otherState State) (bool, error) {
+	otherState5, ok := otherState.(*state5)
+	if !ok {
+		// there's no way to compare different versions of the state, so let's
+		// just say that means the state of balances has changed
+		return true, nil
+	}
+	return !s.State.EscrowTable.Equals(otherState5.State.EscrowTable) || !s.State.LockedTable.Equals(otherState5.State.LockedTable), nil
+}
+
+func (s *state5) StatesChanged(otherState State) (bool, error) {
+	otherState5, ok := otherState.(*state5)
+	if !ok {
+		// there's no way to compare different versions of the state, so let's
+		// just say that means the state of balances has changed
+		return true, nil
+	}
+	return !s.State.States.Equals(otherState5.State.States), nil
+}
+
+func (s *state5) States() (DealStates, error) {
+	stateArray, err := adt5.AsArray(s.store, s.State.States, market5.StatesAmtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+	return &dealStates5{stateArray}, nil
+}
+
+func (s *state5) ProposalsChanged(otherState State) (bool, error) {
+	otherState5, ok := otherState.(*state5)
+	if !ok {
+		// there's no way to compare different versions of the state, so let's
+		// just say that means the state of balances has changed
+		return true, nil
+	}
+	return !s.State.Proposals.Equals(otherState5.State.Proposals), nil
+}
+
+func (s *state5) Proposals() (DealProposals, error) {
+	proposalArray, err := adt5.AsArray(s.store, s.State.Proposals, market5.ProposalsAmtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+	return &dealProposals5{proposalArray}, nil
+}
+
+func (s *state5) EscrowTable() (BalanceTable, error) {
+	bt, err := adt5.AsBalanceTable(s.store, s.State.EscrowTable)
+	if err != nil {
+		return nil, err
+	}
+	return &balanceTable5{bt}, nil
+}
+
+func (s *state5) LockedTable() (BalanceTable, error) {
+	bt, err := adt5.AsBalanceTable(s.store, s.State.LockedTable)
+	if err != nil {
+		return nil, err
+	}
+	return &balanceTable5{bt}, nil
+}
+
+func (s *state5) VerifyDealsForActivation(
+	minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
+) (weight, verifiedWeight abi.DealWeight, err error) {
+	w, vw, _, err := market5.ValidateDealsForActivation(&s.State, s.store, deals, minerAddr, sectorExpiry, currEpoch)
+	return w, vw, err
+}
+
+func (s *state5) NextID() (abi.DealID, error) {
+	return s.State.NextID, nil
+}
+
+type balanceTable5 struct {
+	*adt5.BalanceTable
+}
+
+func (bt *balanceTable5) ForEach(cb func(address.Address, abi.TokenAmount) error) error {
+	asMap := (*adt5.Map)(bt.BalanceTable)
+	var ta abi.TokenAmount
+	return asMap.ForEach(&ta, func(key string) error {
+		a, err := address.NewFromBytes([]byte(key))
+		if err != nil {
+			return err
+		}
+		return cb(a, ta)
+	})
+}
+
+type dealStates5 struct {
+	adt.Array
+}
+
+func (s *dealStates5) Get(dealID abi.DealID) (*DealState, bool, error) {
+	var deal5 market5.DealState
+	found, err := s.Array.Get(uint64(dealID), &deal5)
+	if err != nil {
+		return nil, false, err
+	}
+	if !found {
+		return nil, false, nil
+	}
+	deal := fromV5DealState(deal5)
+	return &deal, true, nil
+}
+
+func (s *dealStates5) ForEach(cb func(dealID abi.DealID, ds DealState) error) error {
+	var ds5 market5.DealState
+	return s.Array.ForEach(&ds5, func(idx int64) error {
+		return cb(abi.DealID(idx), fromV5DealState(ds5))
+	})
+}
+
+func (s *dealStates5) decode(val *cbg.Deferred) (*DealState, error) {
+	var ds5 market5.DealState
+	if err := ds5.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
+		return nil, err
+	}
+	ds := fromV5DealState(ds5)
+	return &ds, nil
+}
+
+func (s *dealStates5) array() adt.Array {
+	return s.Array
+}
+
+func fromV5DealState(v5 market5.DealState) DealState {
+	return (DealState)(v5)
+}
+
+type dealProposals5 struct {
+	adt.Array
+}
+
+func (s *dealProposals5) Get(dealID abi.DealID) (*DealProposal, bool, error) {
+	var proposal5 market5.DealProposal
+	found, err := s.Array.Get(uint64(dealID), &proposal5)
+	if err != nil {
+		return nil, false, err
+	}
+	if !found {
+		return nil, false, nil
+	}
+	proposal := fromV5DealProposal(proposal5)
+	return &proposal, true, nil
+}
+
+func (s *dealProposals5) ForEach(cb func(dealID abi.DealID, dp DealProposal) error) error {
+	var dp5 market5.DealProposal
+	return s.Array.ForEach(&dp5, func(idx int64) error {
+		return cb(abi.DealID(idx), fromV5DealProposal(dp5))
+	})
+}
+
+func (s *dealProposals5) decode(val *cbg.Deferred) (*DealProposal, error) {
+	var dp5 market5.DealProposal
+	if err := dp5.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
+		return nil, err
+	}
+	dp := fromV5DealProposal(dp5)
+	return &dp, nil
+}
+
+func (s *dealProposals5) array() adt.Array {
+	return s.Array
+}
+
+func fromV5DealProposal(v5 market5.DealProposal) DealProposal {
+	return (DealProposal)(v5)
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/actor.go.template
+++ b/chain/actors/builtin/miner/actor.go.template
@ -3,6 +3,7 @@ package miner
 import (
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	"github.com/libp2p/go-libp2p-core/peer"
 	cbg "github.com/whyrusleeping/cbor-gen"
@ -60,6 +61,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.StorageMinerActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -79,6 +101,11 @@ type State interface {
 	NumLiveSectors() (uint64, error)
 	IsAllocated(abi.SectorNumber) (bool, error)

+	// Note that ProvingPeriodStart is deprecated and will be renamed / removed in a future version of actors
+	GetProvingPeriodStart() (abi.ChainEpoch, error)
+	// Testing only
+	EraseAllUnproven() error
+
 	LoadDeadline(idx uint64) (Deadline, error)
 	ForEachDeadline(cb func(idx uint64, dl Deadline) error) error
 	NumDeadlines() (uint64, error)
@ -95,6 +122,7 @@ type State interface {
 	decodeSectorOnChainInfo(*cbg.Deferred) (SectorOnChainInfo, error)
 	precommits() (adt.Map, error)
 	decodeSectorPreCommitOnChainInfo(*cbg.Deferred) (SectorPreCommitOnChainInfo, error)
+	GetState() interface{}
 }

 type Deadline interface {
--- a/chain/actors/builtin/miner/miner.go
+++ b/chain/actors/builtin/miner/miner.go
@ -3,6 +3,7 @@ package miner
 import (
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	"github.com/libp2p/go-libp2p-core/peer"
 	cbg "github.com/whyrusleeping/cbor-gen"
@ -29,6 +30,8 @@ import (
 	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
 )

 func init() {
@ -49,9 +52,13 @@ func init() {
 		return load4(store, root)
 	})

+	builtin.RegisterActorState(builtin5.StorageMinerActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
+
 }

-var Methods = builtin4.MethodsMiner
+var Methods = builtin5.MethodsMiner

 // Unchanged between v0, v2, v3, and v4 actors
 var WPoStProvingPeriod = miner0.WPoStProvingPeriod
@ -82,10 +89,58 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.StorageMinerActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.StorageMinerActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	case actors.Version5:
+		return make5(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.StorageMinerActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.StorageMinerActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.StorageMinerActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.StorageMinerActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.StorageMinerActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -105,6 +160,11 @@ type State interface {
 	NumLiveSectors() (uint64, error)
 	IsAllocated(abi.SectorNumber) (bool, error)

+	// Note that ProvingPeriodStart is deprecated and will be renamed / removed in a future version of actors
+	GetProvingPeriodStart() (abi.ChainEpoch, error)
+	// Testing only
+	EraseAllUnproven() error
+
 	LoadDeadline(idx uint64) (Deadline, error)
 	ForEachDeadline(cb func(idx uint64, dl Deadline) error) error
 	NumDeadlines() (uint64, error)
@ -121,6 +181,7 @@ type State interface {
 	decodeSectorOnChainInfo(*cbg.Deferred) (SectorOnChainInfo, error)
 	precommits() (adt.Map, error)
 	decodeSectorPreCommitOnChainInfo(*cbg.Deferred) (SectorPreCommitOnChainInfo, error)
+	GetState() interface{}
 }

 type Deadline interface {
--- a/chain/actors/builtin/miner/state.go.template
+++ b/chain/actors/builtin/miner/state.go.template
@ -35,6 +35,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = miner{{.v}}.State{}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	miner{{.v}}.State
 	store adt.Store
@ -245,6 +251,10 @@ func (s *state{{.v}}) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state{{.v}}) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state{{.v}}) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -366,6 +376,45 @@ func (s *state{{.v}}) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (Secto
 	return fromV{{.v}}SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state{{.v}}) EraseAllUnproven() error {
+	{{if (ge .v 2)}}
+		dls, err := s.State.LoadDeadlines(s.store)
+		if err != nil {
+			return err
+		}
+
+		err = dls.ForEach(s.store, func(dindx uint64, dl *miner{{.v}}.Deadline) error {
+			ps, err := dl.PartitionsArray(s.store)
+			if err != nil {
+				return err
+			}
+
+			var part miner{{.v}}.Partition
+			err = ps.ForEach(&part, func(pindx int64) error {
+				_ = part.ActivateUnproven()
+				err = ps.Set(uint64(pindx), &part)
+				return nil
+			})
+
+			if err != nil {
+				return err
+			}
+
+			dl.Partitions, err = ps.Root()
+			if err != nil {
+				return err
+			}
+
+			return dls.UpdateDeadline(s.store, dindx, dl)
+		})
+
+		return s.State.SaveDeadlines(s.store, dls)
+	{{else}}
+		// field doesn't exist until v2
+	{{end}}
+	return nil
+}
+
 func (d *deadline{{.v}}) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -458,3 +507,7 @@ func fromV{{.v}}SectorPreCommitOnChainInfo(v{{.v}} miner{{.v}}.SectorPreCommitOn
 	return (SectorPreCommitOnChainInfo)(v0)
 {{end}}
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v0.go
+++ b/chain/actors/builtin/miner/v0.go
@ -32,6 +32,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = miner0.State{}
+	return &out, nil
+}
+
 type state0 struct {
 	miner0.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state0) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state0) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state0) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -363,6 +373,13 @@ func (s *state0) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV0SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state0) EraseAllUnproven() error {
+
+	// field doesn't exist until v2
+
+	return nil
+}
+
 func (d *deadline0) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -426,3 +443,7 @@ func fromV0SectorPreCommitOnChainInfo(v0 miner0.SectorPreCommitOnChainInfo) Sect
 	return (SectorPreCommitOnChainInfo)(v0)

 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v2.go
+++ b/chain/actors/builtin/miner/v2.go
@ -30,6 +30,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = miner2.State{}
+	return &out, nil
+}
+
 type state2 struct {
 	miner2.State
 	store adt.Store
@ -240,6 +246,10 @@ func (s *state2) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state2) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state2) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -361,6 +371,43 @@ func (s *state2) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV2SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state2) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner2.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner2.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline2) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -442,3 +489,7 @@ func fromV2SectorPreCommitOnChainInfo(v2 miner2.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v3.go
+++ b/chain/actors/builtin/miner/v3.go
@ -32,6 +32,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+	out.State = miner3.State{}
+	return &out, nil
+}
+
 type state3 struct {
 	miner3.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state3) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state3) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state3) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -358,6 +368,43 @@ func (s *state3) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV3SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state3) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner3.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner3.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline3) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -443,3 +490,7 @@ func fromV3SectorPreCommitOnChainInfo(v3 miner3.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v4.go
+++ b/chain/actors/builtin/miner/v4.go
@ -32,6 +32,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+	out.State = miner4.State{}
+	return &out, nil
+}
+
 type state4 struct {
 	miner4.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state4) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state4) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state4) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -358,6 +368,43 @@ func (s *state4) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV4SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state4) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner4.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner4.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline4) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -443,3 +490,7 @@ func fromV4SectorPreCommitOnChainInfo(v4 miner4.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v5.go
+++ b/chain/actors/builtin/miner/v5.go
@ -0,0 +1,496 @@
+package miner
+
+import (
+	"bytes"
+	"errors"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-bitfield"
+	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/filecoin-project/go-state-types/dline"
+	"github.com/ipfs/go-cid"
+	"github.com/libp2p/go-libp2p-core/peer"
+	cbg "github.com/whyrusleeping/cbor-gen"
+	"golang.org/x/xerrors"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
+	miner5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/miner"
+	adt5 "github.com/filecoin-project/specs-actors/v5/actors/util/adt"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store) (State, error) {
+	out := state5{store: store}
+	out.State = miner5.State{}
+	return &out, nil
+}
+
+type state5 struct {
+	miner5.State
+	store adt.Store
+}
+
+type deadline5 struct {
+	miner5.Deadline
+	store adt.Store
+}
+
+type partition5 struct {
+	miner5.Partition
+	store adt.Store
+}
+
+func (s *state5) AvailableBalance(bal abi.TokenAmount) (available abi.TokenAmount, err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = xerrors.Errorf("failed to get available balance: %w", r)
+			available = abi.NewTokenAmount(0)
+		}
+	}()
+	// this panics if the miner doesnt have enough funds to cover their locked pledge
+	available, err = s.GetAvailableBalance(bal)
+	return available, err
+}
+
+func (s *state5) VestedFunds(epoch abi.ChainEpoch) (abi.TokenAmount, error) {
+	return s.CheckVestedFunds(s.store, epoch)
+}
+
+func (s *state5) LockedFunds() (LockedFunds, error) {
+	return LockedFunds{
+		VestingFunds:             s.State.LockedFunds,
+		InitialPledgeRequirement: s.State.InitialPledge,
+		PreCommitDeposits:        s.State.PreCommitDeposits,
+	}, nil
+}
+
+func (s *state5) FeeDebt() (abi.TokenAmount, error) {
+	return s.State.FeeDebt, nil
+}
+
+func (s *state5) InitialPledge() (abi.TokenAmount, error) {
+	return s.State.InitialPledge, nil
+}
+
+func (s *state5) PreCommitDeposits() (abi.TokenAmount, error) {
+	return s.State.PreCommitDeposits, nil
+}
+
+func (s *state5) GetSector(num abi.SectorNumber) (*SectorOnChainInfo, error) {
+	info, ok, err := s.State.GetSector(s.store, num)
+	if !ok || err != nil {
+		return nil, err
+	}
+
+	ret := fromV5SectorOnChainInfo(*info)
+	return &ret, nil
+}
+
+func (s *state5) FindSector(num abi.SectorNumber) (*SectorLocation, error) {
+	dlIdx, partIdx, err := s.State.FindSector(s.store, num)
+	if err != nil {
+		return nil, err
+	}
+	return &SectorLocation{
+		Deadline:  dlIdx,
+		Partition: partIdx,
+	}, nil
+}
+
+func (s *state5) NumLiveSectors() (uint64, error) {
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return 0, err
+	}
+	var total uint64
+	if err := dls.ForEach(s.store, func(dlIdx uint64, dl *miner5.Deadline) error {
+		total += dl.LiveSectors
+		return nil
+	}); err != nil {
+		return 0, err
+	}
+	return total, nil
+}
+
+// GetSectorExpiration returns the effective expiration of the given sector.
+//
+// If the sector does not expire early, the Early expiration field is 0.
+func (s *state5) GetSectorExpiration(num abi.SectorNumber) (*SectorExpiration, error) {
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return nil, err
+	}
+	// NOTE: this can be optimized significantly.
+	// 1. If the sector is non-faulty, it will either expire on-time (can be
+	// learned from the sector info), or in the next quantized expiration
+	// epoch (i.e., the first element in the partition's expiration queue.
+	// 2. If it's faulty, it will expire early within the first 14 entries
+	// of the expiration queue.
+	stopErr := errors.New("stop")
+	out := SectorExpiration{}
+	err = dls.ForEach(s.store, func(dlIdx uint64, dl *miner5.Deadline) error {
+		partitions, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+		quant := s.State.QuantSpecForDeadline(dlIdx)
+		var part miner5.Partition
+		return partitions.ForEach(&part, func(partIdx int64) error {
+			if found, err := part.Sectors.IsSet(uint64(num)); err != nil {
+				return err
+			} else if !found {
+				return nil
+			}
+			if found, err := part.Terminated.IsSet(uint64(num)); err != nil {
+				return err
+			} else if found {
+				// already terminated
+				return stopErr
+			}
+
+			q, err := miner5.LoadExpirationQueue(s.store, part.ExpirationsEpochs, quant, miner5.PartitionExpirationAmtBitwidth)
+			if err != nil {
+				return err
+			}
+			var exp miner5.ExpirationSet
+			return q.ForEach(&exp, func(epoch int64) error {
+				if early, err := exp.EarlySectors.IsSet(uint64(num)); err != nil {
+					return err
+				} else if early {
+					out.Early = abi.ChainEpoch(epoch)
+					return nil
+				}
+				if onTime, err := exp.OnTimeSectors.IsSet(uint64(num)); err != nil {
+					return err
+				} else if onTime {
+					out.OnTime = abi.ChainEpoch(epoch)
+					return stopErr
+				}
+				return nil
+			})
+		})
+	})
+	if err == stopErr {
+		err = nil
+	}
+	if err != nil {
+		return nil, err
+	}
+	if out.Early == 0 && out.OnTime == 0 {
+		return nil, xerrors.Errorf("failed to find sector %d", num)
+	}
+	return &out, nil
+}
+
+func (s *state5) GetPrecommittedSector(num abi.SectorNumber) (*SectorPreCommitOnChainInfo, error) {
+	info, ok, err := s.State.GetPrecommittedSector(s.store, num)
+	if !ok || err != nil {
+		return nil, err
+	}
+
+	ret := fromV5SectorPreCommitOnChainInfo(*info)
+
+	return &ret, nil
+}
+
+func (s *state5) LoadSectors(snos *bitfield.BitField) ([]*SectorOnChainInfo, error) {
+	sectors, err := miner5.LoadSectors(s.store, s.State.Sectors)
+	if err != nil {
+		return nil, err
+	}
+
+	// If no sector numbers are specified, load all.
+	if snos == nil {
+		infos := make([]*SectorOnChainInfo, 0, sectors.Length())
+		var info5 miner5.SectorOnChainInfo
+		if err := sectors.ForEach(&info5, func(_ int64) error {
+			info := fromV5SectorOnChainInfo(info5)
+			infos = append(infos, &info)
+			return nil
+		}); err != nil {
+			return nil, err
+		}
+		return infos, nil
+	}
+
+	// Otherwise, load selected.
+	infos5, err := sectors.Load(*snos)
+	if err != nil {
+		return nil, err
+	}
+	infos := make([]*SectorOnChainInfo, len(infos5))
+	for i, info5 := range infos5 {
+		info := fromV5SectorOnChainInfo(*info5)
+		infos[i] = &info
+	}
+	return infos, nil
+}
+
+func (s *state5) IsAllocated(num abi.SectorNumber) (bool, error) {
+	var allocatedSectors bitfield.BitField
+	if err := s.store.Get(s.store.Context(), s.State.AllocatedSectors, &allocatedSectors); err != nil {
+		return false, err
+	}
+
+	return allocatedSectors.IsSet(uint64(num))
+}
+
+func (s *state5) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
+func (s *state5) LoadDeadline(idx uint64) (Deadline, error) {
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return nil, err
+	}
+	dl, err := dls.LoadDeadline(s.store, idx)
+	if err != nil {
+		return nil, err
+	}
+	return &deadline5{*dl, s.store}, nil
+}
+
+func (s *state5) ForEachDeadline(cb func(uint64, Deadline) error) error {
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+	return dls.ForEach(s.store, func(i uint64, dl *miner5.Deadline) error {
+		return cb(i, &deadline5{*dl, s.store})
+	})
+}
+
+func (s *state5) NumDeadlines() (uint64, error) {
+	return miner5.WPoStPeriodDeadlines, nil
+}
+
+func (s *state5) DeadlinesChanged(other State) (bool, error) {
+	other5, ok := other.(*state5)
+	if !ok {
+		// treat an upgrade as a change, always
+		return true, nil
+	}
+
+	return !s.State.Deadlines.Equals(other5.Deadlines), nil
+}
+
+func (s *state5) MinerInfoChanged(other State) (bool, error) {
+	other0, ok := other.(*state5)
+	if !ok {
+		// treat an upgrade as a change, always
+		return true, nil
+	}
+	return !s.State.Info.Equals(other0.State.Info), nil
+}
+
+func (s *state5) Info() (MinerInfo, error) {
+	info, err := s.State.GetInfo(s.store)
+	if err != nil {
+		return MinerInfo{}, err
+	}
+
+	var pid *peer.ID
+	if peerID, err := peer.IDFromBytes(info.PeerId); err == nil {
+		pid = &peerID
+	}
+
+	mi := MinerInfo{
+		Owner:            info.Owner,
+		Worker:           info.Worker,
+		ControlAddresses: info.ControlAddresses,
+
+		NewWorker:         address.Undef,
+		WorkerChangeEpoch: -1,
+
+		PeerId:                     pid,
+		Multiaddrs:                 info.Multiaddrs,
+		WindowPoStProofType:        info.WindowPoStProofType,
+		SectorSize:                 info.SectorSize,
+		WindowPoStPartitionSectors: info.WindowPoStPartitionSectors,
+		ConsensusFaultElapsed:      info.ConsensusFaultElapsed,
+	}
+
+	if info.PendingWorkerKey != nil {
+		mi.NewWorker = info.PendingWorkerKey.NewWorker
+		mi.WorkerChangeEpoch = info.PendingWorkerKey.EffectiveAt
+	}
+
+	return mi, nil
+}
+
+func (s *state5) DeadlineInfo(epoch abi.ChainEpoch) (*dline.Info, error) {
+	return s.State.RecordedDeadlineInfo(epoch), nil
+}
+
+func (s *state5) DeadlineCronActive() (bool, error) {
+	return s.State.DeadlineCronActive, nil
+}
+
+func (s *state5) sectors() (adt.Array, error) {
+	return adt5.AsArray(s.store, s.Sectors, miner5.SectorsAmtBitwidth)
+}
+
+func (s *state5) decodeSectorOnChainInfo(val *cbg.Deferred) (SectorOnChainInfo, error) {
+	var si miner5.SectorOnChainInfo
+	err := si.UnmarshalCBOR(bytes.NewReader(val.Raw))
+	if err != nil {
+		return SectorOnChainInfo{}, err
+	}
+
+	return fromV5SectorOnChainInfo(si), nil
+}
+
+func (s *state5) precommits() (adt.Map, error) {
+	return adt5.AsMap(s.store, s.PreCommittedSectors, builtin5.DefaultHamtBitwidth)
+}
+
+func (s *state5) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreCommitOnChainInfo, error) {
+	var sp miner5.SectorPreCommitOnChainInfo
+	err := sp.UnmarshalCBOR(bytes.NewReader(val.Raw))
+	if err != nil {
+		return SectorPreCommitOnChainInfo{}, err
+	}
+
+	return fromV5SectorPreCommitOnChainInfo(sp), nil
+}
+
+func (s *state5) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner5.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner5.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
+func (d *deadline5) LoadPartition(idx uint64) (Partition, error) {
+	p, err := d.Deadline.LoadPartition(d.store, idx)
+	if err != nil {
+		return nil, err
+	}
+	return &partition5{*p, d.store}, nil
+}
+
+func (d *deadline5) ForEachPartition(cb func(uint64, Partition) error) error {
+	ps, err := d.Deadline.PartitionsArray(d.store)
+	if err != nil {
+		return err
+	}
+	var part miner5.Partition
+	return ps.ForEach(&part, func(i int64) error {
+		return cb(uint64(i), &partition5{part, d.store})
+	})
+}
+
+func (d *deadline5) PartitionsChanged(other Deadline) (bool, error) {
+	other5, ok := other.(*deadline5)
+	if !ok {
+		// treat an upgrade as a change, always
+		return true, nil
+	}
+
+	return !d.Deadline.Partitions.Equals(other5.Deadline.Partitions), nil
+}
+
+func (d *deadline5) PartitionsPoSted() (bitfield.BitField, error) {
+	return d.Deadline.PartitionsPoSted, nil
+}
+
+func (d *deadline5) DisputableProofCount() (uint64, error) {
+
+	ops, err := d.OptimisticProofsSnapshotArray(d.store)
+	if err != nil {
+		return 0, err
+	}
+
+	return ops.Length(), nil
+
+}
+
+func (p *partition5) AllSectors() (bitfield.BitField, error) {
+	return p.Partition.Sectors, nil
+}
+
+func (p *partition5) FaultySectors() (bitfield.BitField, error) {
+	return p.Partition.Faults, nil
+}
+
+func (p *partition5) RecoveringSectors() (bitfield.BitField, error) {
+	return p.Partition.Recoveries, nil
+}
+
+func fromV5SectorOnChainInfo(v5 miner5.SectorOnChainInfo) SectorOnChainInfo {
+
+	return SectorOnChainInfo{
+		SectorNumber:          v5.SectorNumber,
+		SealProof:             v5.SealProof,
+		SealedCID:             v5.SealedCID,
+		DealIDs:               v5.DealIDs,
+		Activation:            v5.Activation,
+		Expiration:            v5.Expiration,
+		DealWeight:            v5.DealWeight,
+		VerifiedDealWeight:    v5.VerifiedDealWeight,
+		InitialPledge:         v5.InitialPledge,
+		ExpectedDayReward:     v5.ExpectedDayReward,
+		ExpectedStoragePledge: v5.ExpectedStoragePledge,
+	}
+
+}
+
+func fromV5SectorPreCommitOnChainInfo(v5 miner5.SectorPreCommitOnChainInfo) SectorPreCommitOnChainInfo {
+
+	return SectorPreCommitOnChainInfo{
+		Info:               (SectorPreCommitInfo)(v5.Info),
+		PreCommitDeposit:   v5.PreCommitDeposit,
+		PreCommitEpoch:     v5.PreCommitEpoch,
+		DealWeight:         v5.DealWeight,
+		VerifiedDealWeight: v5.VerifiedDealWeight,
+	}
+
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/actor.go.template
+++ b/chain/actors/builtin/multisig/actor.go.template
@ -12,7 +12,8 @@ import (
 	"github.com/filecoin-project/go-state-types/cbor"
 	"github.com/ipfs/go-cid"

-	msig{{.latestVersion}} "github.com/filecoin-project/specs-actors/v4/actors/builtin/multisig"
+	msig0 "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
+	msig{{.latestVersion}} "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/builtin/multisig"
 {{range .versions}}
 	builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
 {{end}}
@ -40,6 +41,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.MultisigActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -55,9 +77,10 @@ type State interface {

 	transactions() (adt.Map, error)
 	decodeTransaction(val *cbg.Deferred) (Transaction, error)
+	GetState() interface{}
 }

-type Transaction = msig{{.latestVersion}}.Transaction
+type Transaction = msig0.Transaction

 var Methods = builtin{{.latestVersion}}.MethodsMultisig

--- a/chain/actors/builtin/multisig/message5.go
+++ b/chain/actors/builtin/multisig/message5.go
@ -0,0 +1,71 @@
+package multisig
+
+import (
+	"golang.org/x/xerrors"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+	init5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/init"
+	multisig5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/multisig"
+
+	"github.com/filecoin-project/lotus/chain/actors"
+	init_ "github.com/filecoin-project/lotus/chain/actors/builtin/init"
+	"github.com/filecoin-project/lotus/chain/types"
+)
+
+type message5 struct{ message0 }
+
+func (m message5) Create(
+	signers []address.Address, threshold uint64,
+	unlockStart, unlockDuration abi.ChainEpoch,
+	initialAmount abi.TokenAmount,
+) (*types.Message, error) {
+
+	lenAddrs := uint64(len(signers))
+
+	if lenAddrs < threshold {
+		return nil, xerrors.Errorf("cannot require signing of more addresses than provided for multisig")
+	}
+
+	if threshold == 0 {
+		threshold = lenAddrs
+	}
+
+	if m.from == address.Undef {
+		return nil, xerrors.Errorf("must provide source address")
+	}
+
+	// Set up constructor parameters for multisig
+	msigParams := &multisig5.ConstructorParams{
+		Signers:               signers,
+		NumApprovalsThreshold: threshold,
+		UnlockDuration:        unlockDuration,
+		StartEpoch:            unlockStart,
+	}
+
+	enc, actErr := actors.SerializeParams(msigParams)
+	if actErr != nil {
+		return nil, actErr
+	}
+
+	// new actors are created by invoking 'exec' on the init actor with the constructor params
+	execParams := &init5.ExecParams{
+		CodeCID:           builtin5.MultisigActorCodeID,
+		ConstructorParams: enc,
+	}
+
+	enc, actErr = actors.SerializeParams(execParams)
+	if actErr != nil {
+		return nil, actErr
+	}
+
+	return &types.Message{
+		To:     init_.Address,
+		From:   m.from,
+		Method: builtin5.MethodsInit.Exec,
+		Params: enc,
+		Value:  initialAmount,
+	}, nil
+}
--- a/chain/actors/builtin/multisig/multisig.go
+++ b/chain/actors/builtin/multisig/multisig.go
@ -12,7 +12,8 @@ import (
 	"github.com/filecoin-project/go-state-types/cbor"
 	"github.com/ipfs/go-cid"

-	msig4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/multisig"
+	msig0 "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
+	msig5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/multisig"

 	builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"

@ -22,6 +23,8 @@ import (

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"

+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
 	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/adt"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
@ -45,6 +48,10 @@ func init() {
 	builtin.RegisterActorState(builtin4.MultisigActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
 		return load4(store, root)
 	})
+
+	builtin.RegisterActorState(builtin5.MultisigActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
 }

 func Load(store adt.Store, act *types.Actor) (State, error) {
@ -62,10 +69,58 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.MultisigActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.MultisigActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version2:
+		return make2(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version3:
+		return make3(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version4:
+		return make4(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version5:
+		return make5(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.MultisigActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.MultisigActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.MultisigActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.MultisigActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.MultisigActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -81,11 +136,12 @@ type State interface {

 	transactions() (adt.Map, error)
 	decodeTransaction(val *cbg.Deferred) (Transaction, error)
+	GetState() interface{}
 }

-type Transaction = msig4.Transaction
+type Transaction = msig0.Transaction

-var Methods = builtin4.MethodsMultisig
+var Methods = builtin5.MethodsMultisig

 func Message(version actors.Version, from address.Address) MessageBuilder {
 	switch version {
@ -101,6 +157,9 @@ func Message(version actors.Version, from address.Address) MessageBuilder {

 	case actors.Version4:
 		return message4{message0{from}}
+
+	case actors.Version5:
+		return message5{message0{from}}
 	default:
 		panic(fmt.Sprintf("unsupported actors version: %d", version))
 	}
@ -124,12 +183,12 @@ type MessageBuilder interface {
 }

 // this type is the same between v0 and v2
-type ProposalHashData = msig4.ProposalHashData
-type ProposeReturn = msig4.ProposeReturn
-type ProposeParams = msig4.ProposeParams
+type ProposalHashData = msig5.ProposalHashData
+type ProposeReturn = msig5.ProposeReturn
+type ProposeParams = msig5.ProposeParams

 func txnParams(id uint64, data *ProposalHashData) ([]byte, error) {
-	params := msig4.TxnIDParams{ID: msig4.TxnID(id)}
+	params := msig5.TxnIDParams{ID: msig5.TxnID(id)}
 	if data != nil {
 		if data.Requester.Protocol() != address.ID {
 			return nil, xerrors.Errorf("proposer address must be an ID address, was %s", data.Requester)
--- a/chain/actors/builtin/multisig/state.go.template
+++ b/chain/actors/builtin/multisig/state.go.template
@ -31,6 +31,32 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = msig{{.v}}.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+	{{if (le .v 2)}}
+		em, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State.PendingTxns = em
+	{{else}}
+		em, err := adt{{.v}}.StoreEmptyMap(store, builtin{{.v}}.DefaultHamtBitwidth)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State.PendingTxns = em
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	msig{{.v}}.State
 	store adt.Store
@ -95,3 +121,7 @@ func (s *state{{.v}}) decodeTransaction(val *cbg.Deferred) (Transaction, error)
 	}
 	return tx, nil
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v0.go
+++ b/chain/actors/builtin/multisig/v0.go
@ -28,6 +28,25 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state0{store: store}
+	out.State = msig0.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state0 struct {
 	msig0.State
 	store adt.Store
@ -92,3 +111,7 @@ func (s *state0) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v2.go
+++ b/chain/actors/builtin/multisig/v2.go
@ -28,6 +28,25 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state2{store: store}
+	out.State = msig2.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state2 struct {
 	msig2.State
 	store adt.Store
@ -92,3 +111,7 @@ func (s *state2) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v3.go
+++ b/chain/actors/builtin/multisig/v3.go
@ -30,6 +30,25 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state3{store: store}
+	out.State = msig3.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt3.StoreEmptyMap(store, builtin3.DefaultHamtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state3 struct {
 	msig3.State
 	store adt.Store
@ -94,3 +113,7 @@ func (s *state3) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v4.go
+++ b/chain/actors/builtin/multisig/v4.go
@ -30,6 +30,25 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state4{store: store}
+	out.State = msig4.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt4.StoreEmptyMap(store, builtin4.DefaultHamtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state4 struct {
 	msig4.State
 	store adt.Store
@ -94,3 +113,7 @@ func (s *state4) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v5.go
+++ b/chain/actors/builtin/multisig/v5.go
@ -0,0 +1,119 @@
+package multisig
+
+import (
+	"bytes"
+	"encoding/binary"
+
+	adt5 "github.com/filecoin-project/specs-actors/v5/actors/util/adt"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/ipfs/go-cid"
+	cbg "github.com/whyrusleeping/cbor-gen"
+	"golang.org/x/xerrors"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
+	msig5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/multisig"
+)
+
+var _ State = (*state5)(nil)
+
+func load5(store adt.Store, root cid.Cid) (State, error) {
+	out := state5{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make5(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state5{store: store}
+	out.State = msig5.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt5.StoreEmptyMap(store, builtin5.DefaultHamtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
+type state5 struct {
+	msig5.State
+	store adt.Store
+}
+
+func (s *state5) LockedBalance(currEpoch abi.ChainEpoch) (abi.TokenAmount, error) {
+	return s.State.AmountLocked(currEpoch - s.State.StartEpoch), nil
+}
+
+func (s *state5) StartEpoch() (abi.ChainEpoch, error) {
+	return s.State.StartEpoch, nil
+}
+
+func (s *state5) UnlockDuration() (abi.ChainEpoch, error) {
+	return s.State.UnlockDuration, nil
+}
+
+func (s *state5) InitialBalance() (abi.TokenAmount, error) {
+	return s.State.InitialBalance, nil
+}
+
+func (s *state5) Threshold() (uint64, error) {
+	return s.State.NumApprovalsThreshold, nil
+}
+
+func (s *state5) Signers() ([]address.Address, error) {
+	return s.State.Signers, nil
+}
+
+func (s *state5) ForEachPendingTxn(cb func(id int64, txn Transaction) error) error {
+	arr, err := adt5.AsMap(s.store, s.State.PendingTxns, builtin5.DefaultHamtBitwidth)
+	if err != nil {
+		return err
+	}
+	var out msig5.Transaction
+	return arr.ForEach(&out, func(key string) error {
+		txid, n := binary.Varint([]byte(key))
+		if n <= 0 {
+			return xerrors.Errorf("invalid pending transaction key: %v", key)
+		}
+		return cb(txid, (Transaction)(out)) //nolint:unconvert
+	})
+}
+
+func (s *state5) PendingTxnChanged(other State) (bool, error) {
+	other5, ok := other.(*state5)
+	if !ok {
+		// treat an upgrade as a change, always
+		return true, nil
+	}
+	return !s.State.PendingTxns.Equals(other5.PendingTxns), nil
+}
+
+func (s *state5) transactions() (adt.Map, error) {
+	return adt5.AsMap(s.store, s.PendingTxns, builtin5.DefaultHamtBitwidth)
+}
+
+func (s *state5) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
+	var tx msig5.Transaction
+	if err := tx.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
+		return Transaction{}, err
+	}
+	return tx, nil
+}
+
+func (s *state5) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/paych/actor.go.template
+++ b/chain/actors/builtin/paych/actor.go.template
@ -42,6 +42,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.PaymentChannelActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 // State is an abstract version of payment channel state that works across
 // versions
 type State interface {
@ -62,6 +83,8 @@ type State interface {

 	// Iterate lane states
 	ForEachLaneState(cb func(idx uint64, dl LaneState) error) error
+
+	GetState() interface{}
 }

 // LaneState is an abstract copy of the state of a single lane
--- a/chain/actors/builtin/paych/message5.go
+++ b/chain/actors/builtin/paych/message5.go
@ -0,0 +1,74 @@
+package paych
+
+import (
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+	init5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/init"
+	paych5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/paych"
+
+	"github.com/filecoin-project/lotus/chain/actors"
+	init_ "github.com/filecoin-project/lotus/chain/actors/builtin/init"
+	"github.com/filecoin-project/lotus/chain/types"
+)
+
+type message5 struct{ from address.Address }
+
+func (m message5) Create(to address.Address, initialAmount abi.TokenAmount) (*types.Message, error) {
+	params, aerr := actors.SerializeParams(&paych5.ConstructorParams{From: m.from, To: to})
+	if aerr != nil {
+		return nil, aerr
+	}
+	enc, aerr := actors.SerializeParams(&init5.ExecParams{
+		CodeCID:           builtin5.PaymentChannelActorCodeID,
+		ConstructorParams: params,
+	})
+	if aerr != nil {
+		return nil, aerr
+	}
+
+	return &types.Message{
+		To:     init_.Address,
+		From:   m.from,
+		Value:  initialAmount,
+		Method: builtin5.MethodsInit.Exec,
+		Params: enc,
+	}, nil
+}
+
+func (m message5) Update(paych address.Address, sv *SignedVoucher, secret []byte) (*types.Message, error) {
+	params, aerr := actors.SerializeParams(&paych5.UpdateChannelStateParams{
+		Sv:     *sv,
+		Secret: secret,
+	})
+	if aerr != nil {
+		return nil, aerr
+	}
+
+	return &types.Message{
+		To:     paych,
+		From:   m.from,
+		Value:  abi.NewTokenAmount(0),
+		Method: builtin5.MethodsPaych.UpdateChannelState,
+		Params: params,
+	}, nil
+}
+
+func (m message5) Settle(paych address.Address) (*types.Message, error) {
+	return &types.Message{
+		To:     paych,
+		From:   m.from,
+		Value:  abi.NewTokenAmount(0),
+		Method: builtin5.MethodsPaych.Settle,
+	}, nil
+}
+
+func (m message5) Collect(paych address.Address) (*types.Message, error) {
+	return &types.Message{
+		To:     paych,
+		From:   m.from,
+		Value:  abi.NewTokenAmount(0),
+		Method: builtin5.MethodsPaych.Collect,
+	}, nil
+}
--- a/chain/actors/builtin/paych/mock/mock.go
+++ b/chain/actors/builtin/paych/mock/mock.go
@ -17,6 +17,10 @@ type mockState struct {
 	lanes      map[uint64]paych.LaneState
 }

+func (ms *mockState) GetState() interface{} {
+	panic("implement me")
+}
+
 type mockLaneState struct {
 	redeemed big.Int
 	nonce    uint64
--- a/chain/actors/builtin/paych/paych.go
+++ b/chain/actors/builtin/paych/paych.go
@ -23,6 +23,8 @@ import (

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"

+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+
 	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/adt"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
@ -46,6 +48,10 @@ func init() {
 	builtin.RegisterActorState(builtin4.PaymentChannelActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
 		return load4(store, root)
 	})
+
+	builtin.RegisterActorState(builtin5.PaymentChannelActorCodeID, func(store adt.Store, root cid.Cid) (cbor.Marshaler, error) {
+		return load5(store, root)
+	})
 }

 // Load returns an abstract copy of payment channel state, irregardless of actor version
@ -64,10 +70,58 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	case builtin4.PaymentChannelActorCodeID:
 		return load4(store, act.Head)

+	case builtin5.PaymentChannelActorCodeID:
+		return load5(store, act.Head)
+
 	}
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	case actors.Version5:
+		return make5(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.PaymentChannelActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.PaymentChannelActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.PaymentChannelActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.PaymentChannelActorCodeID, nil
+
+	case actors.Version5:
+		return builtin5.PaymentChannelActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 // State is an abstract version of payment channel state that works across
 // versions
 type State interface {
@ -88,6 +142,8 @@ type State interface {

 	// Iterate lane states
 	ForEachLaneState(cb func(idx uint64, dl LaneState) error) error
+
+	GetState() interface{}
 }

 // LaneState is an abstract copy of the state of a single lane
@ -114,7 +170,7 @@ func DecodeSignedVoucher(s string) (*SignedVoucher, error) {
 	return &sv, nil
 }

-var Methods = builtin4.MethodsPaych
+var Methods = builtin5.MethodsPaych

 func Message(version actors.Version, from address.Address) MessageBuilder {
 	switch version {
@ -131,6 +187,9 @@ func Message(version actors.Version, from address.Address) MessageBuilder {
 	case actors.Version4:
 		return message4{from}

+	case actors.Version5:
+		return message5{from}
+
 	default:
 		panic(fmt.Sprintf("unsupported actors version: %d", version))
 	}
--- a/chain/actors/builtin/paych/state.go.template
+++ b/chain/actors/builtin/paych/state.go.template
@ -24,6 +24,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = paych{{.v}}.State{}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	paych{{.v}}.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state{{.v}}) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state{{.v}}) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/v0.go
+++ b/chain/actors/builtin/paych/v0.go
@ -24,6 +24,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = paych0.State{}
+	return &out, nil
+}
+
 type state0 struct {
 	paych0.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state0) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state0) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state0) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/v2.go
+++ b/chain/actors/builtin/paych/v2.go
@ -24,6 +24,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = paych2.State{}
+	return &out, nil
+}
+
 type state2 struct {
 	paych2.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state2) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state2) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state2) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/Show More
+++ b/Show More
				`@ -0,0 +1 @@`
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