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| author | Felföldi Zsolt <zsfelfoldi@gmail.com> | 2018-09-21 15:59:21 +0800 |
|---|---|---|
| committer | Péter Szilágyi <peterke@gmail.com> | 2018-09-21 15:59:21 +0800 |
| commit | ab13cd992405f84dc48b7d49b54c5de06a7cd5ab (patch) | |
| tree | a5afd7f0e09b2e639764d11745c84cf05d638c31 | |
| parent | 32c05e82a379a00f42bfae5ea490867575f80a6d (diff) | |
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les: fix invalid delivery handling in retriever (#17727)
| -rw-r--r-- | les/retrieve.go | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/les/retrieve.go b/les/retrieve.go index c3d788813..d77cfea74 100644 --- a/les/retrieve.go +++ b/les/retrieve.go @@ -212,11 +212,18 @@ func (r *sentReq) stateRequesting() reqStateFn { // no need to go to stopped state because waiting() already returned false return nil } - case rpSoftTimeout, rpDeliveredInvalid: + case rpSoftTimeout: // last request timed out, try asking a new peer go r.tryRequest() r.lastReqQueued = true return r.stateRequesting + case rpDeliveredInvalid: + // if it was the last sent request (set to nil by update) then start a new one + if !r.lastReqQueued && r.lastReqSentTo == nil { + go r.tryRequest() + r.lastReqQueued = true + } + return r.stateRequesting case rpDeliveredValid: r.stop(nil) return r.stateStopped |