418 lines
13 KiB
Go
418 lines
13 KiB
Go
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"compress/gzip"
|
|
"context"
|
|
"fmt"
|
|
"github.com/filecoin-project/lotus/api/v0api"
|
|
"io"
|
|
"log"
|
|
|
|
"github.com/fatih/color"
|
|
"github.com/filecoin-project/go-address"
|
|
|
|
"github.com/filecoin-project/lotus/api"
|
|
"github.com/filecoin-project/lotus/chain/actors/builtin"
|
|
init_ "github.com/filecoin-project/lotus/chain/actors/builtin/init"
|
|
"github.com/filecoin-project/lotus/chain/actors/builtin/reward"
|
|
"github.com/filecoin-project/lotus/chain/types"
|
|
"github.com/filecoin-project/lotus/chain/vm"
|
|
"github.com/filecoin-project/lotus/conformance"
|
|
|
|
"github.com/filecoin-project/test-vectors/schema"
|
|
|
|
"github.com/ipfs/go-cid"
|
|
)
|
|
|
|
func doExtractMessage(opts extractOpts) error {
|
|
ctx := context.Background()
|
|
|
|
if opts.cid == "" {
|
|
return fmt.Errorf("missing message CID")
|
|
}
|
|
|
|
mcid, err := cid.Decode(opts.cid)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
msg, execTs, incTs, err := resolveFromChain(ctx, FullAPI, mcid, opts.block)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to resolve message and tipsets from chain: %w", err)
|
|
}
|
|
|
|
// get the circulating supply before the message was executed.
|
|
circSupplyDetail, err := FullAPI.StateVMCirculatingSupplyInternal(ctx, incTs.Key())
|
|
if err != nil {
|
|
return fmt.Errorf("failed while fetching circulating supply: %w", err)
|
|
}
|
|
|
|
circSupply := circSupplyDetail.FilCirculating
|
|
|
|
log.Printf("message was executed in tipset: %s", execTs.Key())
|
|
log.Printf("message was included in tipset: %s", incTs.Key())
|
|
log.Printf("circulating supply at inclusion tipset: %d", circSupply)
|
|
log.Printf("finding precursor messages using mode: %s", opts.precursor)
|
|
|
|
// Fetch messages in canonical order from inclusion tipset.
|
|
msgs, err := FullAPI.ChainGetParentMessages(ctx, execTs.Blocks()[0].Cid())
|
|
if err != nil {
|
|
return fmt.Errorf("failed to fetch messages in canonical order from inclusion tipset: %w", err)
|
|
}
|
|
|
|
related, found, err := findMsgAndPrecursors(opts.precursor, mcid, msg.From, msgs)
|
|
if err != nil {
|
|
return fmt.Errorf("failed while finding message and precursors: %w", err)
|
|
}
|
|
|
|
if !found {
|
|
return fmt.Errorf("message not found; precursors found: %d", len(related))
|
|
}
|
|
|
|
var (
|
|
precursors = related[:len(related)-1]
|
|
precursorsCids []cid.Cid
|
|
)
|
|
|
|
for _, p := range precursors {
|
|
precursorsCids = append(precursorsCids, p.Cid())
|
|
}
|
|
|
|
log.Println(color.GreenString("found message; precursors (count: %d): %v", len(precursors), precursorsCids))
|
|
|
|
var (
|
|
// create a read-through store that uses ChainGetObject to fetch unknown CIDs.
|
|
pst = NewProxyingStores(ctx, FullAPI)
|
|
g = NewSurgeon(ctx, FullAPI, pst)
|
|
)
|
|
|
|
driver := conformance.NewDriver(ctx, schema.Selector{}, conformance.DriverOpts{
|
|
DisableVMFlush: true,
|
|
})
|
|
|
|
// this is the root of the state tree we start with.
|
|
root := incTs.ParentState()
|
|
log.Printf("base state tree root CID: %s", root)
|
|
|
|
basefee := incTs.Blocks()[0].ParentBaseFee
|
|
log.Printf("basefee: %s", basefee)
|
|
|
|
// on top of that state tree, we apply all precursors.
|
|
log.Printf("number of precursors to apply: %d", len(precursors))
|
|
for i, m := range precursors {
|
|
log.Printf("applying precursor %d, cid: %s", i, m.Cid())
|
|
_, root, err = driver.ExecuteMessage(pst.Blockstore, conformance.ExecuteMessageParams{
|
|
Preroot: root,
|
|
Epoch: execTs.Height(),
|
|
Message: m,
|
|
CircSupply: circSupplyDetail.FilCirculating,
|
|
BaseFee: basefee,
|
|
// recorded randomness will be discarded.
|
|
Rand: conformance.NewRecordingRand(new(conformance.LogReporter), FullAPI),
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to execute precursor message: %w", err)
|
|
}
|
|
}
|
|
|
|
var (
|
|
preroot cid.Cid
|
|
postroot cid.Cid
|
|
applyret *vm.ApplyRet
|
|
carWriter func(w io.Writer) error
|
|
retention = opts.retain
|
|
|
|
// recordingRand will record randomness so we can embed it in the test vector.
|
|
recordingRand = conformance.NewRecordingRand(new(conformance.LogReporter), FullAPI)
|
|
)
|
|
|
|
log.Printf("using state retention strategy: %s", retention)
|
|
switch retention {
|
|
case "accessed-cids":
|
|
tbs, ok := pst.Blockstore.(TracingBlockstore)
|
|
if !ok {
|
|
return fmt.Errorf("requested 'accessed-cids' state retention, but no tracing blockstore was present")
|
|
}
|
|
|
|
tbs.StartTracing()
|
|
|
|
preroot = root
|
|
applyret, postroot, err = driver.ExecuteMessage(pst.Blockstore, conformance.ExecuteMessageParams{
|
|
Preroot: preroot,
|
|
Epoch: execTs.Height(),
|
|
Message: msg,
|
|
CircSupply: circSupplyDetail.FilCirculating,
|
|
BaseFee: basefee,
|
|
Rand: recordingRand,
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to execute message: %w", err)
|
|
}
|
|
accessed := tbs.FinishTracing()
|
|
carWriter = func(w io.Writer) error {
|
|
return g.WriteCARIncluding(w, accessed, preroot, postroot)
|
|
}
|
|
|
|
case "accessed-actors":
|
|
log.Printf("calculating accessed actors")
|
|
// get actors accessed by message.
|
|
retain, err := g.GetAccessedActors(ctx, FullAPI, mcid)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to calculate accessed actors: %w", err)
|
|
}
|
|
// also append the reward actor and the burnt funds actor.
|
|
retain = append(retain, reward.Address, builtin.BurntFundsActorAddr, init_.Address)
|
|
log.Printf("calculated accessed actors: %v", retain)
|
|
|
|
// get the masked state tree from the root,
|
|
preroot, err = g.GetMaskedStateTree(root, retain)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
applyret, postroot, err = driver.ExecuteMessage(pst.Blockstore, conformance.ExecuteMessageParams{
|
|
Preroot: preroot,
|
|
Epoch: execTs.Height(),
|
|
Message: msg,
|
|
CircSupply: circSupplyDetail.FilCirculating,
|
|
BaseFee: basefee,
|
|
Rand: recordingRand,
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to execute message: %w", err)
|
|
}
|
|
carWriter = func(w io.Writer) error {
|
|
return g.WriteCAR(w, preroot, postroot)
|
|
}
|
|
|
|
default:
|
|
return fmt.Errorf("unknown state retention option: %s", retention)
|
|
}
|
|
|
|
log.Printf("message applied; preroot: %s, postroot: %s", preroot, postroot)
|
|
log.Println("performing sanity check on receipt")
|
|
|
|
// TODO sometimes this returns a nil receipt and no error ¯\_(ツ)_/¯
|
|
// ex: https://filfox.info/en/message/bafy2bzacebpxw3yiaxzy2bako62akig46x3imji7fewszen6fryiz6nymu2b2
|
|
// This code is lenient and skips receipt comparison in case of a nil receipt.
|
|
rec, err := FullAPI.StateGetReceipt(ctx, mcid, execTs.Key())
|
|
if err != nil {
|
|
return fmt.Errorf("failed to find receipt on chain: %w", err)
|
|
}
|
|
log.Printf("found receipt: %+v", rec)
|
|
|
|
// generate the schema receipt; if we got
|
|
var receipt *schema.Receipt
|
|
if rec != nil {
|
|
receipt = &schema.Receipt{
|
|
ExitCode: int64(rec.ExitCode),
|
|
ReturnValue: rec.Return,
|
|
GasUsed: rec.GasUsed,
|
|
}
|
|
|
|
reporter := new(conformance.LogReporter)
|
|
conformance.AssertMsgResult(reporter, receipt, applyret, "as locally executed")
|
|
if reporter.Failed() {
|
|
if opts.ignoreSanityChecks {
|
|
log.Println(color.YellowString("receipt sanity check failed; proceeding anyway"))
|
|
} else {
|
|
log.Println(color.RedString("receipt sanity check failed; aborting"))
|
|
return fmt.Errorf("vector generation aborted")
|
|
}
|
|
} else {
|
|
log.Println(color.GreenString("receipt sanity check succeeded"))
|
|
}
|
|
|
|
} else {
|
|
receipt = &schema.Receipt{
|
|
ExitCode: int64(applyret.ExitCode),
|
|
ReturnValue: applyret.Return,
|
|
GasUsed: applyret.GasUsed,
|
|
}
|
|
log.Println(color.YellowString("skipping receipts comparison; we got back a nil receipt from lotus"))
|
|
}
|
|
|
|
log.Println("generating vector")
|
|
msgBytes, err := msg.Serialize()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var (
|
|
out = new(bytes.Buffer)
|
|
gw = gzip.NewWriter(out)
|
|
)
|
|
if err := carWriter(gw); err != nil {
|
|
return err
|
|
}
|
|
if err = gw.Flush(); err != nil {
|
|
return err
|
|
}
|
|
if err = gw.Close(); err != nil {
|
|
return err
|
|
}
|
|
|
|
version, err := FullAPI.Version(ctx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
ntwkName, err := FullAPI.StateNetworkName(ctx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
nv, err := FullAPI.StateNetworkVersion(ctx, execTs.Key())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
codename := GetProtocolCodename(execTs.Height())
|
|
|
|
// Write out the test vector.
|
|
vector := schema.TestVector{
|
|
Class: schema.ClassMessage,
|
|
Meta: &schema.Metadata{
|
|
ID: opts.id,
|
|
// TODO need to replace schema.GenerationData with a more flexible
|
|
// data structure that makes no assumption about the traceability
|
|
// data that's being recorded; a flexible map[string]string
|
|
// would do.
|
|
Gen: []schema.GenerationData{
|
|
{Source: fmt.Sprintf("network:%s", ntwkName)},
|
|
{Source: fmt.Sprintf("message:%s", msg.Cid().String())},
|
|
{Source: fmt.Sprintf("inclusion_tipset:%s", incTs.Key().String())},
|
|
{Source: fmt.Sprintf("execution_tipset:%s", execTs.Key().String())},
|
|
{Source: "github.com/filecoin-project/lotus", Version: version.String()}},
|
|
},
|
|
Selector: schema.Selector{
|
|
schema.SelectorMinProtocolVersion: codename,
|
|
},
|
|
Randomness: recordingRand.Recorded(),
|
|
CAR: out.Bytes(),
|
|
Pre: &schema.Preconditions{
|
|
Variants: []schema.Variant{
|
|
{ID: codename, Epoch: int64(execTs.Height()), NetworkVersion: uint(nv)},
|
|
},
|
|
CircSupply: circSupply.Int,
|
|
BaseFee: basefee.Int,
|
|
StateTree: &schema.StateTree{
|
|
RootCID: preroot,
|
|
},
|
|
},
|
|
ApplyMessages: []schema.Message{{Bytes: msgBytes}},
|
|
Post: &schema.Postconditions{
|
|
StateTree: &schema.StateTree{
|
|
RootCID: postroot,
|
|
},
|
|
Receipts: []*schema.Receipt{
|
|
{
|
|
ExitCode: int64(applyret.ExitCode),
|
|
ReturnValue: applyret.Return,
|
|
GasUsed: applyret.GasUsed,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
return writeVector(&vector, opts.file)
|
|
}
|
|
|
|
// resolveFromChain queries the chain for the provided message, using the block CID to
|
|
// speed up the query, if provided
|
|
func resolveFromChain(ctx context.Context, api v0api.FullNode, mcid cid.Cid, block string) (msg *types.Message, execTs *types.TipSet, incTs *types.TipSet, err error) {
|
|
// Extract the full message.
|
|
msg, err = api.ChainGetMessage(ctx, mcid)
|
|
if err != nil {
|
|
return nil, nil, nil, err
|
|
}
|
|
|
|
log.Printf("found message with CID %s: %+v", mcid, msg)
|
|
|
|
if block == "" {
|
|
log.Printf("locating message in blockchain")
|
|
|
|
// Locate the message.
|
|
msgInfo, err := api.StateSearchMsg(ctx, mcid)
|
|
if err != nil {
|
|
return nil, nil, nil, fmt.Errorf("failed to locate message: %w", err)
|
|
}
|
|
|
|
log.Printf("located message at tipset %s (height: %d) with exit code: %s", msgInfo.TipSet, msgInfo.Height, msgInfo.Receipt.ExitCode)
|
|
|
|
execTs, incTs, err = fetchThisAndPrevTipset(ctx, api, msgInfo.TipSet)
|
|
return msg, execTs, incTs, err
|
|
}
|
|
|
|
bcid, err := cid.Decode(block)
|
|
if err != nil {
|
|
return nil, nil, nil, err
|
|
}
|
|
|
|
log.Printf("message inclusion block CID was provided; scanning around it: %s", bcid)
|
|
|
|
blk, err := api.ChainGetBlock(ctx, bcid)
|
|
if err != nil {
|
|
return nil, nil, nil, fmt.Errorf("failed to get block: %w", err)
|
|
}
|
|
|
|
// types.EmptyTSK hints to use the HEAD.
|
|
execTs, err = api.ChainGetTipSetByHeight(ctx, blk.Height+1, types.EmptyTSK)
|
|
if err != nil {
|
|
return nil, nil, nil, fmt.Errorf("failed to get message execution tipset: %w", err)
|
|
}
|
|
|
|
// walk back from the execTs instead of HEAD, to save time.
|
|
incTs, err = api.ChainGetTipSetByHeight(ctx, blk.Height, execTs.Key())
|
|
if err != nil {
|
|
return nil, nil, nil, fmt.Errorf("failed to get message inclusion tipset: %w", err)
|
|
}
|
|
|
|
return msg, execTs, incTs, nil
|
|
}
|
|
|
|
// fetchThisAndPrevTipset returns the full tipset identified by the key, as well
|
|
// as the previous tipset. In the context of vector generation, the target
|
|
// tipset is the one where a message was executed, and the previous tipset is
|
|
// the one where the message was included.
|
|
func fetchThisAndPrevTipset(ctx context.Context, api v0api.FullNode, target types.TipSetKey) (targetTs *types.TipSet, prevTs *types.TipSet, err error) {
|
|
// get the tipset on which this message was "executed" on.
|
|
// https://github.com/filecoin-project/lotus/issues/2847
|
|
targetTs, err = api.ChainGetTipSet(ctx, target)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
// get the previous tipset, on which this message was mined,
|
|
// i.e. included on-chain.
|
|
prevTs, err = api.ChainGetTipSet(ctx, targetTs.Parents())
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
return targetTs, prevTs, nil
|
|
}
|
|
|
|
// findMsgAndPrecursors ranges through the canonical messages slice, locating
|
|
// the target message and returning precursors in accordance to the supplied
|
|
// mode.
|
|
func findMsgAndPrecursors(mode string, msgCid cid.Cid, sender address.Address, msgs []api.Message) (related []*types.Message, found bool, err error) {
|
|
// Range through canonicalised messages, selecting only the precursors based
|
|
// on selection mode.
|
|
for _, other := range msgs {
|
|
switch {
|
|
case mode == PrecursorSelectAll:
|
|
fallthrough
|
|
case mode == PrecursorSelectSender && other.Message.From == sender:
|
|
related = append(related, other.Message)
|
|
}
|
|
|
|
// this message is the target; we're done.
|
|
if other.Cid == msgCid {
|
|
return related, true, nil
|
|
}
|
|
}
|
|
|
|
// this could happen because a block contained related messages, but not
|
|
// the target (that is, messages with a lower nonce, but ultimately not the
|
|
// target).
|
|
return related, false, nil
|
|
}
|