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rebase: update google.golang.org/grpc to latest version

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Signed-off-by: Niels de Vos <ndevos@redhat.com>
This commit is contained in:
Niels de Vos
2021-06-17 10:07:08 +02:00
committed by mergify[bot]
parent f5dd8e769f
commit f8a08ada6d
35 changed files with 656 additions and 285 deletions
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10
vendor/google.golang.org/grpc/balancer/balancer.go generated vendored
View File

@ -101,6 +101,9 @@ type SubConn interface {
// a new connection will be created.
//
// This will trigger a state transition for the SubConn.
//
// Deprecated: This method is now part of the ClientConn interface and will
// eventually be removed from here.
UpdateAddresses([]resolver.Address)
// Connect starts the connecting for this SubConn.
Connect()
@ -143,6 +146,13 @@ type ClientConn interface {
// RemoveSubConn removes the SubConn from ClientConn.
// The SubConn will be shutdown.
RemoveSubConn(SubConn)
// UpdateAddresses updates the addresses used in the passed in SubConn.
// gRPC checks if the currently connected address is still in the new list.
// If so, the connection will be kept. Else, the connection will be
// gracefully closed, and a new connection will be created.
//
// This will trigger a state transition for the SubConn.
UpdateAddresses(SubConn, []resolver.Address)
// UpdateState notifies gRPC that the balancer's internal state has
// changed.

29
vendor/google.golang.org/grpc/balancer/base/balancer.go generated vendored
View File

@ -22,6 +22,7 @@ import (
"errors"
"fmt"
"google.golang.org/grpc/attributes"
"google.golang.org/grpc/balancer"
"google.golang.org/grpc/connectivity"
"google.golang.org/grpc/grpclog"
@ -41,7 +42,7 @@ func (bb *baseBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions)
cc: cc,
pickerBuilder: bb.pickerBuilder,
subConns: make(map[resolver.Address]balancer.SubConn),
subConns: make(map[resolver.Address]subConnInfo),
scStates: make(map[balancer.SubConn]connectivity.State),
csEvltr: &balancer.ConnectivityStateEvaluator{},
config: bb.config,
@ -57,6 +58,11 @@ func (bb *baseBuilder) Name() string {
return bb.name
}
type subConnInfo struct {
subConn balancer.SubConn
attrs *attributes.Attributes
}
type baseBalancer struct {
cc balancer.ClientConn
pickerBuilder PickerBuilder
@ -64,7 +70,7 @@ type baseBalancer struct {
csEvltr *balancer.ConnectivityStateEvaluator
state connectivity.State
subConns map[resolver.Address]balancer.SubConn // `attributes` is stripped from the keys of this map (the addresses)
subConns map[resolver.Address]subConnInfo // `attributes` is stripped from the keys of this map (the addresses)
scStates map[balancer.SubConn]connectivity.State
picker balancer.Picker
config Config
@ -114,7 +120,7 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error {
aNoAttrs := a
aNoAttrs.Attributes = nil
addrsSet[aNoAttrs] = struct{}{}
if sc, ok := b.subConns[aNoAttrs]; !ok {
if scInfo, ok := b.subConns[aNoAttrs]; !ok {
// a is a new address (not existing in b.subConns).
//
// When creating SubConn, the original address with attributes is
@ -125,7 +131,7 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error {
logger.Warningf("base.baseBalancer: failed to create new SubConn: %v", err)
continue
}
b.subConns[aNoAttrs] = sc
b.subConns[aNoAttrs] = subConnInfo{subConn: sc, attrs: a.Attributes}
b.scStates[sc] = connectivity.Idle
sc.Connect()
} else {
@ -135,13 +141,15 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error {
// The SubConn does a reflect.DeepEqual of the new and old
// addresses. So this is a noop if the current address is the same
// as the old one (including attributes).
sc.UpdateAddresses([]resolver.Address{a})
scInfo.attrs = a.Attributes
b.subConns[aNoAttrs] = scInfo
b.cc.UpdateAddresses(scInfo.subConn, []resolver.Address{a})
}
}
for a, sc := range b.subConns {
for a, scInfo := range b.subConns {
// a was removed by resolver.
if _, ok := addrsSet[a]; !ok {
b.cc.RemoveSubConn(sc)
b.cc.RemoveSubConn(scInfo.subConn)
delete(b.subConns, a)
// Keep the state of this sc in b.scStates until sc's state becomes Shutdown.
// The entry will be deleted in UpdateSubConnState.
@ -184,9 +192,10 @@ func (b *baseBalancer) regeneratePicker() {
readySCs := make(map[balancer.SubConn]SubConnInfo)
// Filter out all ready SCs from full subConn map.
for addr, sc := range b.subConns {
if st, ok := b.scStates[sc]; ok && st == connectivity.Ready {
readySCs[sc] = SubConnInfo{Address: addr}
for addr, scInfo := range b.subConns {
if st, ok := b.scStates[scInfo.subConn]; ok && st == connectivity.Ready {
addr.Attributes = scInfo.attrs
readySCs[scInfo.subConn] = SubConnInfo{Address: addr}
}
}
b.picker = b.pickerBuilder.Build(PickerBuildInfo{ReadySCs: readySCs})