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rpc: pass outCapacity to eventBus#Subscribe when subscribing using a l… (#4279)

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* pass `outCapacity` to `eventBus#Subscribe` when subscribing using a local client

Fixes #4256

* use outCap directly
This commit is contained in:
Anton Kaliaev
2020-01-03 12:10:36 +04:00
committed by GitHub
parent ffe5dff8d9
commit 7f655d8e9e
2 changed files with 11 additions and 4 deletions
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1
CHANGELOG_PENDING.md
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@@ -142,3 +142,4 @@ program](https://hackerone.com/tendermint).
efforts of @gchaincl and @ancazamfir)
- [p2p] \#4140 `SecretConnection`: use the transcript solely for authentication (i.e. MAC)
- [consensus/types] \#4243 fix BenchmarkRoundStateDeepCopy panics (@cuonglm)
- [rpc] \#4256 Pass `outCapacity` to `eventBus#Subscribe` when subscribing using a local client

14
rpc/client/localclient.go
View File

@@ -177,16 +177,22 @@ func (c *Local) Subscribe(
if err != nil {
return nil, errors.Wrap(err, "failed to parse query")
}
sub, err := c.EventBus.Subscribe(ctx, subscriber, q)
if err != nil {
return nil, errors.Wrap(err, "failed to subscribe")
}
outCap := 1
if len(outCapacity) > 0 {
outCap = outCapacity[0]
}
var sub types.Subscription
if outCap > 0 {
sub, err = c.EventBus.Subscribe(ctx, subscriber, q, outCap)
} else {
sub, err = c.EventBus.SubscribeUnbuffered(ctx, subscriber, q)
}
if err != nil {
return nil, errors.Wrap(err, "failed to subscribe")
}
outc := make(chan ctypes.ResultEvent, outCap)
go c.eventsRoutine(sub, subscriber, q, outc)