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proper genesis block history

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Commit hash originally stamped into the ethereum blockchain:
https://etherscan.io/tx/0xe8f51c9eefb682cd866f059462577b6dd3d2685ff4b6437f6c940ff4f4aaf067
This commit is contained in:
whyrusleeping 2020-08-17 18:54:49 -07:00
parent 8cae101c04
commit 13e5b72cdb
7 changed files with 72 additions and 10 deletions
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3
chain/gen/gen.go
View File

@ -304,7 +304,8 @@ func (cg *ChainGen) GenesisCar() ([]byte, error) {
func CarWalkFunc(nd format.Node) (out []*format.Link, err error) {
for _, link := range nd.Links() {
if link.Cid.Prefix().Codec == cid.FilCommitmentSealed || link.Cid.Prefix().Codec == cid.FilCommitmentUnsealed {
pref := link.Cid.Prefix()
if pref.Codec == cid.FilCommitmentSealed || pref.Codec == cid.FilCommitmentUnsealed {
continue
}
out = append(out, link)

41
chain/gen/genesis/genblock.go Normal file
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@ -0,0 +1,41 @@
package genesis
import (
"encoding/hex"
blocks "github.com/ipfs/go-block-format"
"github.com/ipfs/go-cid"
"github.com/multiformats/go-multihash"
)
const genesisMultihashString = "1220107d821c25dc0735200249df94a8bebc9c8e489744f86a4ca8919e81f19dcd72"
const genesisBlockHex = "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"
var cidBuilder = cid.V1Builder{Codec: cid.DagCBOR, MhType: multihash.SHA2_256}
func expectedCid() cid.Cid {
mh, err := multihash.FromHexString(genesisMultihashString)
if err != nil {
panic(err)
}
return cid.NewCidV1(cidBuilder.Codec, mh)
}
func getGenesisBlock() (blocks.Block, error) {
genesisBlockData, err := hex.DecodeString(genesisBlockHex)
if err != nil {
return nil, err
}
genesisCid, err := cidBuilder.Sum(genesisBlockData)
if err != nil {
return nil, err
}
block, err := blocks.NewBlockWithCid(genesisBlockData, genesisCid)
if err != nil {
return nil, err
}
return block, nil
}

16
chain/gen/genesis/genesis.go
View File

@ -434,10 +434,24 @@ func MakeGenesisBlock(ctx context.Context, bs bstore.Blockstore, sys vm.SyscallB
VRFProof: []byte("vrf proof0000000vrf proof0000000"),
}
filecoinGenesisCid, err := cid.Decode("bafyreiaqpwbbyjo4a42saasj36kkrpv4tsherf2e7bvezkert2a7dhonoi")
if err != nil {
return nil, xerrors.Errorf("failed to decode filecoin genesis block CID: %w", err)
}
gblk, err := getGenesisBlock()
if err != nil {
return nil, xerrors.Errorf("failed to construct filecoin genesis block: %w", err)
}
if err := bs.Put(gblk); err != nil {
return nil, xerrors.Errorf("failed writing filecoin genesis block to blockstore: %w", err)
}
b := &types.BlockHeader{
Miner: builtin.SystemActorAddr,
Ticket: genesisticket,
Parents: []cid.Cid{},
Parents: []cid.Cid{filecoinGenesisCid},
Height: 0,
ParentWeight: types.NewInt(0),
ParentStateRoot: stateroot,

5
chain/stmgr/stmgr.go
View File

@ -3,9 +3,10 @@ package stmgr
import (
"context"
"fmt"
"github.com/filecoin-project/specs-actors/actors/builtin/power"
"sync"
"github.com/filecoin-project/specs-actors/actors/builtin/power"
"github.com/filecoin-project/specs-actors/actors/builtin/multisig"
"github.com/filecoin-project/go-address"
@ -323,7 +324,7 @@ func (sm *StateManager) computeTipSetState(ctx context.Context, ts *types.TipSet
var parentEpoch abi.ChainEpoch
pstate := blks[0].ParentStateRoot
if len(blks[0].Parents) > 0 {
if blks[0].Height > 0 {
parent, err := sm.cs.GetBlock(blks[0].Parents[0])
if err != nil {
return cid.Undef, cid.Undef, xerrors.Errorf("getting parent block: %w", err)

13
chain/store/store.go
View File

@ -1177,15 +1177,20 @@ func (cs *ChainStore) Export(ctx context.Context, ts *types.TipSet, w io.Writer)
return xerrors.Errorf("unmarshaling block header (cid=%s): %w", blk, err)
}
for _, p := range b.Parents {
blocksToWalk = append(blocksToWalk, p)
}
cids, err := recurseLinks(cs.bs, b.Messages, []cid.Cid{b.Messages})
if err != nil {
return xerrors.Errorf("recursing messages failed: %w", err)
}
if b.Height > 0 {
for _, p := range b.Parents {
blocksToWalk = append(blocksToWalk, p)
}
} else {
// include the genesis block
cids = append(cids, b.Parents...)
}
out := cids
if b.Height == 0 {

2
cmd/lotus-chainwatch/syncer/sync.go
View File

@ -239,7 +239,7 @@ func (s *Syncer) unsyncedBlocks(ctx context.Context, head *types.TipSet, since t
log.Debugw("To visit", "toVisit", toVisit.Len(), "toSync", len(toSync), "current_height", bh.Height)
}
if len(bh.Parents) == 0 {
if bh.Height == 0 {
continue
}

2
node/impl/full/gas.go
View File

@ -77,7 +77,7 @@ func (a *GasAPI) GasEstimateGasPremium(ctx context.Context, nblocksincl uint64,
ts := a.Chain.GetHeaviestTipSet()
for i := uint64(0); i < nblocksincl*2; i++ {
if len(ts.Parents().Cids()) == 0 {
if ts.Height() == 0 {
break // genesis
}