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raft: upgrade to v1.3.6 (#12496) 

Add additional protections on the Consul side to prevent NonVoters from bootstrapping raft.

This should un-flake TestServer_Expect_NonVoters
This commit is contained in:
R.B. Boyer 2022-03-02 17:00:02 -06:00 committed by GitHub
parent 5036b5e414
commit 679cea7171
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5 changed files with 12 additions and 4 deletions
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3
.changelog/12496.txt Normal file
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@ -0,0 +1,3 @@
```release-note:bug
raft: upgrade to v1.3.6 which fixes a bug where a read replica node could attempt bootstrapping raft and prevent other nodes from bootstrapping at all
```

2
agent/consul/server.go
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@ -822,7 +822,7 @@ func (s *Server) setupRaft() error {
// If we are in bootstrap or dev mode and the state is clean then we can
// bootstrap now.
if s.config.Bootstrap || s.config.DevMode {
if (s.config.Bootstrap || s.config.DevMode) && !s.config.ReadReplica {
hasState, err := raft.HasExistingState(log, stable, snap)
if err != nil {
return err

5
agent/consul/server_serf.go
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@ -386,6 +386,11 @@ func (s *Server) maybeBootstrap() {
return
}
if s.config.ReadReplica {
s.logger.Info("Read replicas cannot bootstrap raft")
return
}
// Scan for all the known servers.
members := s.serfLAN.Members()
var servers []metadata.Server

2
go.mod
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@ -52,7 +52,7 @@ require (
github.com/hashicorp/hcl v1.0.0
github.com/hashicorp/hil v0.0.0-20200423225030-a18a1cd20038
github.com/hashicorp/memberlist v0.3.1
github.com/hashicorp/raft v1.3.5
github.com/hashicorp/raft v1.3.6
github.com/hashicorp/raft-autopilot v0.1.5
github.com/hashicorp/raft-boltdb v0.0.0-20211202195631-7d34b9fb3f42 // indirect
github.com/hashicorp/raft-boltdb/v2 v2.2.0

4
go.sum
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@ -295,8 +295,8 @@ github.com/hashicorp/memberlist v0.3.1/go.mod h1:MS2lj3INKhZjWNqd3N0m3J+Jxf3DAOn
github.com/hashicorp/raft v1.1.0/go.mod h1:4Ak7FSPnuvmb0GV6vgIAJ4vYT4bek9bb6Q+7HVbyzqM=
github.com/hashicorp/raft v1.1.1/go.mod h1:vPAJM8Asw6u8LxC3eJCUZmRP/E4QmUGE1R7g7k8sG/8=
github.com/hashicorp/raft v1.2.0/go.mod h1:vPAJM8Asw6u8LxC3eJCUZmRP/E4QmUGE1R7g7k8sG/8=
github.com/hashicorp/raft v1.3.5 h1:93YBXmHWW2MuyMZfMxN1PsAnPXAt+hBfG0S0ZrZxRrY=
github.com/hashicorp/raft v1.3.5/go.mod h1:4Ak7FSPnuvmb0GV6vgIAJ4vYT4bek9bb6Q+7HVbyzqM=
github.com/hashicorp/raft v1.3.6 h1:v5xW5KzByoerQlN/o31VJrFNiozgzGyDoMgDJgXpsto=
github.com/hashicorp/raft v1.3.6/go.mod h1:4Ak7FSPnuvmb0GV6vgIAJ4vYT4bek9bb6Q+7HVbyzqM=
github.com/hashicorp/raft-autopilot v0.1.5 h1:onEfMH5uHVdXQqtas36zXUHEZxLdsJVu/nXHLcLdL1I=
github.com/hashicorp/raft-autopilot v0.1.5/go.mod h1:Af4jZBwaNOI+tXfIqIdbcAnh/UyyqIMj/pOISIfhArw=
github.com/hashicorp/raft-boltdb v0.0.0-20171010151810-6e5ba93211ea/go.mod h1:pNv7Wc3ycL6F5oOWn+tPGo2gWD4a5X+yp/ntwdKLjRk=