diff options
Diffstat (limited to 'vendor/google.golang.org/grpc/pickfirst.go')
-rw-r--r-- | vendor/google.golang.org/grpc/pickfirst.go | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/vendor/google.golang.org/grpc/pickfirst.go b/vendor/google.golang.org/grpc/pickfirst.go index 7f993ef..bf659d4 100644 --- a/vendor/google.golang.org/grpc/pickfirst.go +++ b/vendor/google.golang.org/grpc/pickfirst.go @@ -26,6 +26,9 @@ import ( "google.golang.org/grpc/resolver" ) +// PickFirstBalancerName is the name of the pick_first balancer. +const PickFirstBalancerName = "pick_first" + func newPickfirstBuilder() balancer.Builder { return &pickfirstBuilder{} } @@ -37,7 +40,7 @@ func (*pickfirstBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions } func (*pickfirstBuilder) Name() string { - return "pickfirst" + return PickFirstBalancerName } type pickfirstBalancer struct { @@ -57,14 +60,20 @@ func (b *pickfirstBalancer) HandleResolvedAddrs(addrs []resolver.Address, err er return } b.cc.UpdateBalancerState(connectivity.Idle, &picker{sc: b.sc}) + b.sc.Connect() } else { b.sc.UpdateAddresses(addrs) + b.sc.Connect() } } func (b *pickfirstBalancer) HandleSubConnStateChange(sc balancer.SubConn, s connectivity.State) { grpclog.Infof("pickfirstBalancer: HandleSubConnStateChange: %p, %v", sc, s) - if b.sc != sc || s == connectivity.Shutdown { + if b.sc != sc { + grpclog.Infof("pickfirstBalancer: ignored state change because sc is not recognized") + return + } + if s == connectivity.Shutdown { b.sc = nil return } @@ -93,3 +102,7 @@ func (p *picker) Pick(ctx context.Context, opts balancer.PickOptions) (balancer. } return p.sc, nil, nil } + +func init() { + balancer.Register(newPickfirstBuilder()) +} |