WIP: go.mod: bump lnd, loop, taproot-assets, taprpc, lndclient #1173
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| package terminal | ||
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||
| import ( | ||
| "context" | ||
| "strings" | ||
| "time" | ||
|
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| "github.com/lightninglabs/lndclient" | ||
| "google.golang.org/grpc/codes" | ||
| "google.golang.org/grpc/status" | ||
| ) | ||
|
|
||
| const ( | ||
| chainNotifierStartupMessage = "chain notifier RPC is still in the " + | ||
| "process of starting" | ||
| ) | ||
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| // waitForChainNotifierReady blocks until lnd's chain notifier accepts a block | ||
| // epoch subscription or the provided context is canceled. | ||
| func waitForChainNotifierReady(ctx context.Context, | ||
| notifier lndclient.ChainNotifierClient) error { | ||
|
|
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| const ( | ||
| initialBackoff = 200 * time.Millisecond | ||
| maxBackoff = 5 * time.Second | ||
| streamGrace = 2 * time.Second | ||
| ) | ||
|
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| backoff := initialBackoff | ||
|
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| for { | ||
| select { | ||
| case <-ctx.Done(): | ||
| return ctx.Err() | ||
|
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| default: | ||
| } | ||
|
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| attemptCtx, cancel := context.WithCancel(ctx) | ||
| blockChan, errChan, err := notifier.RegisterBlockEpochNtfn(attemptCtx) | ||
| switch { | ||
| case err != nil: | ||
| cancel() | ||
|
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| isStartupErr := status.Code(err) == codes.Unavailable || | ||
| strings.Contains(err.Error(), | ||
| chainNotifierStartupMessage) | ||
| if !isStartupErr { | ||
| return err | ||
| } | ||
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| log.Warnf("Chain notifier RPC not ready, retrying in %v: %v", | ||
| backoff, err) | ||
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| default: | ||
| timer := time.NewTimer(streamGrace) | ||
|
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| select { | ||
| case <-blockChan: | ||
| go drainReadinessNtfn( | ||
| attemptCtx, cancel, blockChan, errChan, | ||
| ) | ||
| return nil | ||
|
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| case err = <-errChan: | ||
| cancel() | ||
|
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| log.Warnf("Chain notifier stream ended early, "+ | ||
| "retrying: %v", err) | ||
|
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| case <-timer.C: | ||
| go drainReadinessNtfn( | ||
| attemptCtx, cancel, blockChan, errChan, | ||
| ) | ||
| return nil | ||
|
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| case <-ctx.Done(): | ||
| cancel() | ||
| return ctx.Err() | ||
| } | ||
| } | ||
|
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| select { | ||
| case <-time.After(backoff): | ||
|
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| case <-ctx.Done(): | ||
| return ctx.Err() | ||
| } | ||
|
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| backoff *= 2 | ||
| if backoff > maxBackoff { | ||
| backoff = maxBackoff | ||
| } | ||
| } | ||
| } | ||
|
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| // drainReadinessNtfn discards notifications until the daemon shuts down, | ||
| // allowing the readiness subscription to stay open without affecting lnd logs. | ||
| func drainReadinessNtfn(ctx context.Context, cancel func(), | ||
| blockChan <-chan int32, errChan <-chan error) { | ||
|
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| defer cancel() | ||
|
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| for { | ||
| select { | ||
| case <-blockChan: | ||
|
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| case <-errChan: | ||
| return | ||
|
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| case <-ctx.Done(): | ||
| return | ||
| } | ||
| } | ||
| } |
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doesn't make sense to keep this update in the changelog right? Since
0.16.0updates to0.20.0-betaand not0.20.0-beta.rc2There was a problem hiding this comment.
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I've been thinking about that also. I think it would be unnecessarily costly to, as standard, reconcile the release doc across all changes such that it reflected the final release state only. Personally, i think that it's sufficient that it's a sort of append only list of changes.