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more checks around genesis CID

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This commit is contained in:
Łukasz Magiera 2020-08-18 15:04:31 +02:00
parent 13e5b72cdb
commit 36d87eb8e9
1 changed files with 8 additions and 0 deletions
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8
chain/gen/genesis/genesis.go
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@ -439,11 +439,19 @@ func MakeGenesisBlock(ctx context.Context, bs bstore.Blockstore, sys vm.SyscallB
return nil, xerrors.Errorf("failed to decode filecoin genesis block CID: %w", err)
}
if !expectedCid().Equals(filecoinGenesisCid) {
return nil, xerrors.Errorf("expectedCid != filecoinGenesisCid")
}
gblk, err := getGenesisBlock()
if err != nil {
return nil, xerrors.Errorf("failed to construct filecoin genesis block: %w", err)
}
if !filecoinGenesisCid.Equals(gblk.Cid()) {
return nil, xerrors.Errorf("filecoinGenesisCid != gblk.Cid")
}
if err := bs.Put(gblk); err != nil {
return nil, xerrors.Errorf("failed writing filecoin genesis block to blockstore: %w", err)
}