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feat(cli): lotus chain head --height to print epoch number

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A simpler version of what's currently possible with:

	lotus chain list --format '<height>' --count 1
This commit is contained in:
Rod Vagg
2024-10-17 12:08:55 +11:00
parent 50f72ed0e3
commit d516f3aaa8
3 changed files with 14 additions and 4 deletions
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3
CHANGELOG.md
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@ -7,6 +7,7 @@
- Reduce size of embedded genesis CAR files by removing WASM actor blocks and compressing with zstd. This reduces the `lotus` binary size by approximately 10 MiB. ([filecoin-project/lotus#12439](https://github.com/filecoin-project/lotus/pull/12439)) - Reduce size of embedded genesis CAR files by removing WASM actor blocks and compressing with zstd. This reduces the `lotus` binary size by approximately 10 MiB. ([filecoin-project/lotus#12439](https://github.com/filecoin-project/lotus/pull/12439))
- Add ChainSafe operated Calibration archival node to the bootstrap list ([filecoin-project/lotus#12517](https://github.com/filecoin-project/lotus/pull/12517)) - Add ChainSafe operated Calibration archival node to the bootstrap list ([filecoin-project/lotus#12517](https://github.com/filecoin-project/lotus/pull/12517))
- Fix hotloop in F3 pariticpation API ([filecoin-project/lotus#12575](https://github.com/filecoin-project/lotus/pull/12575)) - Fix hotloop in F3 pariticpation API ([filecoin-project/lotus#12575](https://github.com/filecoin-project/lotus/pull/12575))
- `lotus chain head` now supports a `--height` flag to print just the epoch number of the current chain head ([filecoin-project/lotus#12609](https://github.com/filecoin-project/lotus/pull/12609))
## Bug Fixes ## Bug Fixes
- Fix a bug in the `lotus-shed indexes backfill-events` command that may result in either duplicate events being backfilled where there are existing events (such an operation *should* be idempotent) or events erroneously having duplicate `logIndex` values when queried via ETH APIs. ([filecoin-project/lotus#12567](https://github.com/filecoin-project/lotus/pull/12567)) - Fix a bug in the `lotus-shed indexes backfill-events` command that may result in either duplicate events being backfilled where there are existing events (such an operation *should* be idempotent) or events erroneously having duplicate `logIndex` values when queried via ETH APIs. ([filecoin-project/lotus#12567](https://github.com/filecoin-project/lotus/pull/12567))
@ -15,8 +16,6 @@
## Improvements ## Improvements
## Improvements
## Deps ## Deps
# UNRELEASED Node v1.30.0 # UNRELEASED Node v1.30.0

10
cli/chain.go
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@ -72,6 +72,12 @@ var ChainCmd = &cli.Command{
var ChainHeadCmd = &cli.Command{ var ChainHeadCmd = &cli.Command{
Name: "head", Name: "head",
Usage: "Print chain head", Usage: "Print chain head",
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "height",
Usage: "print just the epoch number of the chain head",
},
},
Action: func(cctx *cli.Context) error { Action: func(cctx *cli.Context) error {
afmt := NewAppFmt(cctx.App) afmt := NewAppFmt(cctx.App)
@ -87,9 +93,13 @@ var ChainHeadCmd = &cli.Command{
return err return err
} }
if cctx.Bool("height") {
afmt.Println(head.Height())
} else {
for _, c := range head.Cids() { for _, c := range head.Cids() {
afmt.Println(c) afmt.Println(c)
} }
}
return nil return nil
}, },
} }

1
documentation/en/cli-lotus.md
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@ -1616,6 +1616,7 @@ USAGE:
lotus chain head [command options] [arguments...] lotus chain head [command options] [arguments...]
OPTIONS: OPTIONS:
--height print just the epoch number of the chain head (default: false)
--help, -h show help --help, -h show help
``` ```