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Merge pull request #11277 from filecoin-project/0919_jie_flip_flags

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Feat: Lotus Daemon CLI: Auto remove existing chain if importing chain file or snapshot
This commit is contained in:
Jie Hou 2023-09-21 11:25:58 -07:00 committed by GitHub
commit c11a5bce59
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2 changed files with 33 additions and 7 deletions
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1
CHANGELOG.md
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@ -1,6 +1,7 @@
# Lotus changelog
# UNRELEASED
- chore: Auto remove local chain data when importing chain file or snapshot ([filecoin-project/lotus#11277](https://github.com/filecoin-project/lotus/pull/11277))
## New features
- feat: Added new tracing API (**HIGHLY EXPERIMENTAL**) supporting two RPC methods: `trace_block` and `trace_replayBlockTransactions` ([filecoin-project/lotus#11100](https://github.com/filecoin-project/lotus/pull/11100))

39
cmd/lotus/daemon.go
View File

@ -269,7 +269,37 @@ var DaemonCmd = &cli.Command{
}
}
if cctx.Bool("remove-existing-chain") {
chainfile := cctx.String("import-chain")
snapshot := cctx.String("import-snapshot")
willImportChain := false
if chainfile != "" || snapshot != "" {
if chainfile != "" && snapshot != "" {
return fmt.Errorf("cannot specify both 'import-snapshot' and 'import-chain'")
}
willImportChain = true
}
willRemoveChain := cctx.Bool("remove-existing-chain")
if willImportChain && !willRemoveChain {
// Confirm with the user about the intention to remove chain data.
reader := bufio.NewReader(os.Stdin)
fmt.Print("Importing chain or snapshot will by default delete existing local chain data. Do you want to proceed and delete? (yes/no): ")
userInput, err := reader.ReadString('\n')
if err != nil {
return xerrors.Errorf("reading user input: %w", err)
}
userInput = strings.ToLower(strings.TrimSpace(userInput))
if userInput == "yes" {
willRemoveChain = true
} else if userInput == "no" {
willRemoveChain = false
} else {
return fmt.Errorf("invalid input. please answer with 'yes' or 'no'")
}
}
if willRemoveChain {
lr, err := repo.NewFS(cctx.String("repo"))
if err != nil {
return xerrors.Errorf("error opening fs repo: %w", err)
@ -289,12 +319,7 @@ var DaemonCmd = &cli.Command{
}
}
chainfile := cctx.String("import-chain")
snapshot := cctx.String("import-snapshot")
if chainfile != "" || snapshot != "" {
if chainfile != "" && snapshot != "" {
return fmt.Errorf("cannot specify both 'import-snapshot' and 'import-chain'")
}
if willImportChain {
var issnapshot bool
if chainfile == "" {
chainfile = snapshot