diff --git a/go.mod b/go.mod index c34843daf6..a3ff6373ce 100644 --- a/go.mod +++ b/go.mod @@ -55,7 +55,7 @@ require ( golang.org/x/text v0.15.0 golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173 golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 - google.golang.org/grpc v1.63.2 + google.golang.org/grpc v1.64.0 google.golang.org/protobuf v1.34.1 gopkg.in/AlecAivazis/survey.v1 v1.8.8 gorm.io/driver/mysql v1.5.6 @@ -180,7 +180,7 @@ require ( golang.org/x/tools v0.20.0 // indirect golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect golang.zx2c4.com/wireguard/windows v0.5.3 // indirect - google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237 // indirect gopkg.in/jcmturner/aescts.v1 v1.0.1 // indirect gopkg.in/jcmturner/dnsutils.v1 v1.0.1 // indirect gopkg.in/jcmturner/goidentity.v3 v3.0.0 // indirect diff --git a/go.sum b/go.sum index c106e5258b..7b25732e3f 100644 --- a/go.sum +++ b/go.sum @@ -1,7 +1,7 @@ cloud.google.com/go v0.26.0 h1:e0WKqKTd5BnrG8aKH3J3h+QvEIQtSUcf2n5UZ5ZgLtQ= cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= -cloud.google.com/go/compute v1.24.0 h1:phWcR2eWzRJaL/kOiJwfFsPs4BaKq1j6vnpZrc1YlVg= -cloud.google.com/go/compute v1.24.0/go.mod h1:kw1/T+h/+tK2LJK0wiPPx1intgdAM3j/g3hFDlscY40= +cloud.google.com/go/compute v1.25.1 h1:ZRpHJedLtTpKgr3RV1Fx23NuaAEN1Zfx9hw1u4aJdjU= +cloud.google.com/go/compute v1.25.1/go.mod h1:oopOIR53ly6viBYxaDhBfJwzUAxf1zE//uf3IB011ls= cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY= cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA= filippo.io/age v1.1.1 h1:pIpO7l151hCnQ4BdyBujnGP2YlUo0uj6sAVNHGBvXHg= @@ -456,8 +456,8 @@ golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug golang.org/x/net v0.25.0 h1:d/OCCoBEUq33pjydKrGQhw7IlUPI2Oylr+8qLx49kac= golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= -golang.org/x/oauth2 v0.17.0 h1:6m3ZPmLEFdVxKKWnKq4VqZ60gutO35zm+zrAHVmHyDQ= -golang.org/x/oauth2 v0.17.0/go.mod h1:OzPDGQiuQMguemayvdylqddI7qcD9lnSDb+1FiwQ5HA= +golang.org/x/oauth2 v0.18.0 h1:09qnuIAgzdx1XplqJvW6CQqMCtGZykZWcXzPMPUusvI= +golang.org/x/oauth2 v0.18.0/go.mod h1:Wf7knwG0MPoWIMMBgFlEaSUDaKskp0dCfrlJRJXbBi8= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= @@ -541,15 +541,15 @@ google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc= google.golang.org/genproto v0.0.0-20200423170343-7949de9c1215/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:H4O17MA/PE9BsGx3w+a+W2VOLLD1Qf7oJneAoU6WktY= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237 h1:NnYq6UN9ReLM9/Y01KWNOWyI5xQ9kbIms5GGJVwS/Yc= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237/go.mod h1:WtryC6hu0hhx87FDGxWCDptyssuo68sk10vYjF+T9fY= google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY= google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk= -google.golang.org/grpc v1.63.2 h1:MUeiw1B2maTVZthpU5xvASfTh3LDbxHd6IJ6QQVU+xM= -google.golang.org/grpc v1.63.2/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA= +google.golang.org/grpc v1.64.0 h1:KH3VH9y/MgNQg1dE7b3XfVK0GsPSIzJwdF617gUSbvY= +google.golang.org/grpc v1.64.0/go.mod h1:oxjF8E3FBnjp+/gVFYdWacaLDx9na1aqy9oovLpxQYg= google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg= google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos= gopkg.in/AlecAivazis/survey.v1 v1.8.8 h1:5UtTowJZTz1j7NxVzDGKTz6Lm9IWm8DDF6b7a2wq9VY= diff --git a/vendor/google.golang.org/grpc/CONTRIBUTING.md b/vendor/google.golang.org/grpc/CONTRIBUTING.md index 608aa6e1ac..0854d298e4 100644 --- a/vendor/google.golang.org/grpc/CONTRIBUTING.md +++ b/vendor/google.golang.org/grpc/CONTRIBUTING.md @@ -66,7 +66,7 @@ How to get your contributions merged smoothly and quickly. - **All tests need to be passing** before your change can be merged. We recommend you **run tests locally** before creating your PR to catch breakages early on. - - `VET_SKIP_PROTO=1 ./vet.sh` to catch vet errors + - `./scripts/vet.sh` to catch vet errors - `go test -cpu 1,4 -timeout 7m ./...` to run the tests - `go test -race -cpu 1,4 -timeout 7m ./...` to run tests in race mode diff --git a/vendor/google.golang.org/grpc/MAINTAINERS.md b/vendor/google.golang.org/grpc/MAINTAINERS.md index c6672c0a3e..6a8a07781a 100644 --- a/vendor/google.golang.org/grpc/MAINTAINERS.md +++ b/vendor/google.golang.org/grpc/MAINTAINERS.md @@ -9,6 +9,7 @@ for general contribution guidelines. ## Maintainers (in alphabetical order) +- [atollena](https://github.com/atollena), Datadog, Inc. - [cesarghali](https://github.com/cesarghali), Google LLC - [dfawley](https://github.com/dfawley), Google LLC - [easwars](https://github.com/easwars), Google LLC diff --git a/vendor/google.golang.org/grpc/Makefile b/vendor/google.golang.org/grpc/Makefile index 1f8960922b..be38384ff6 100644 --- a/vendor/google.golang.org/grpc/Makefile +++ b/vendor/google.golang.org/grpc/Makefile @@ -30,17 +30,20 @@ testdeps: GO111MODULE=on go get -d -v -t google.golang.org/grpc/... vet: vetdeps - ./vet.sh + ./scripts/vet.sh vetdeps: - ./vet.sh -install + ./scripts/vet.sh -install .PHONY: \ all \ build \ clean \ + deps \ proto \ test \ + testsubmodule \ testrace \ + testdeps \ vet \ vetdeps diff --git a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go index 856c75dd4e..1afb1e84ac 100644 --- a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go +++ b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go @@ -18,7 +18,7 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: -// protoc-gen-go v1.32.0 +// protoc-gen-go v1.33.0 // protoc v4.25.2 // source: grpc/binlog/v1/binarylog.proto diff --git a/vendor/google.golang.org/grpc/clientconn.go b/vendor/google.golang.org/grpc/clientconn.go index c7f2607114..2359f94b8a 100644 --- a/vendor/google.golang.org/grpc/clientconn.go +++ b/vendor/google.golang.org/grpc/clientconn.go @@ -37,7 +37,6 @@ import ( "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/internal/idle" - "google.golang.org/grpc/internal/pretty" iresolver "google.golang.org/grpc/internal/resolver" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/keepalive" @@ -121,8 +120,9 @@ func (dcs *defaultConfigSelector) SelectConfig(rpcInfo iresolver.RPCInfo) (*ires // https://github.com/grpc/grpc/blob/master/doc/naming.md. e.g. to use dns // resolver, a "dns:///" prefix should be applied to the target. // -// The DialOptions returned by WithBlock, WithTimeout, and -// WithReturnConnectionError are ignored by this function. +// The DialOptions returned by WithBlock, WithTimeout, +// WithReturnConnectionError, and FailOnNonTempDialError are ignored by this +// function. func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error) { cc := &ClientConn{ target: target, @@ -196,6 +196,8 @@ func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error) } // Dial calls DialContext(context.Background(), target, opts...). +// +// Deprecated: use NewClient instead. Will be supported throughout 1.x. func Dial(target string, opts ...DialOption) (*ClientConn, error) { return DialContext(context.Background(), target, opts...) } @@ -209,6 +211,8 @@ func Dial(target string, opts ...DialOption) (*ClientConn, error) { // "passthrough" for backward compatibility. This distinction should not matter // to most users, but could matter to legacy users that specify a custom dialer // and expect it to receive the target string directly. +// +// Deprecated: use NewClient instead. Will be supported throughout 1.x. func DialContext(ctx context.Context, target string, opts ...DialOption) (conn *ClientConn, err error) { // At the end of this method, we kick the channel out of idle, rather than // waiting for the first rpc. @@ -838,6 +842,9 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer. stateChan: make(chan struct{}), } ac.ctx, ac.cancel = context.WithCancel(cc.ctx) + // Start with our address set to the first address; this may be updated if + // we connect to different addresses. + ac.channelz.ChannelMetrics.Target.Store(&addrs[0].Addr) channelz.AddTraceEvent(logger, ac.channelz, 0, &channelz.TraceEvent{ Desc: "Subchannel created", @@ -929,10 +936,14 @@ func equalAddresses(a, b []resolver.Address) bool { // updateAddrs updates ac.addrs with the new addresses list and handles active // connections or connection attempts. func (ac *addrConn) updateAddrs(addrs []resolver.Address) { - ac.mu.Lock() - channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs curAddr: %v, addrs: %v", pretty.ToJSON(ac.curAddr), pretty.ToJSON(addrs)) - addrs = copyAddressesWithoutBalancerAttributes(addrs) + limit := len(addrs) + if limit > 5 { + limit = 5 + } + channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs addrs (%d of %d): %v", limit, len(addrs), addrs[:limit]) + + ac.mu.Lock() if equalAddresses(ac.addrs, addrs) { ac.mu.Unlock() return @@ -1167,6 +1178,10 @@ type addrConn struct { // is received, transport is closed, ac has been torn down). transport transport.ClientTransport // The current transport. + // This mutex is used on the RPC path, so its usage should be minimized as + // much as possible. + // TODO: Find a lock-free way to retrieve the transport and state from the + // addrConn. mu sync.Mutex curAddr resolver.Address // The current address. addrs []resolver.Address // All addresses that the resolver resolved to. @@ -1292,6 +1307,7 @@ func (ac *addrConn) resetTransport() { func (ac *addrConn) tryAllAddrs(ctx context.Context, addrs []resolver.Address, connectDeadline time.Time) error { var firstConnErr error for _, addr := range addrs { + ac.channelz.ChannelMetrics.Target.Store(&addr.Addr) if ctx.Err() != nil { return errConnClosing } @@ -1739,7 +1755,7 @@ func encodeAuthority(authority string) string { return false case '!', '$', '&', '\'', '(', ')', '*', '+', ',', ';', '=': // Subdelim characters return false - case ':', '[', ']', '@': // Authority related delimeters + case ':', '[', ']', '@': // Authority related delimiters return false } // Everything else must be escaped. diff --git a/vendor/google.golang.org/grpc/codegen.sh b/vendor/google.golang.org/grpc/codegen.sh deleted file mode 100644 index 4cdc6ba7c0..0000000000 --- a/vendor/google.golang.org/grpc/codegen.sh +++ /dev/null @@ -1,17 +0,0 @@ -#!/usr/bin/env bash - -# This script serves as an example to demonstrate how to generate the gRPC-Go -# interface and the related messages from .proto file. -# -# It assumes the installation of i) Google proto buffer compiler at -# https://github.com/google/protobuf (after v2.6.1) and ii) the Go codegen -# plugin at https://github.com/golang/protobuf (after 2015-02-20). If you have -# not, please install them first. -# -# We recommend running this script at $GOPATH/src. -# -# If this is not what you need, feel free to make your own scripts. Again, this -# script is for demonstration purpose. -# -proto=$1 -protoc --go_out=plugins=grpc:. $proto diff --git a/vendor/google.golang.org/grpc/codes/codes.go b/vendor/google.golang.org/grpc/codes/codes.go index 08476ad1fe..0b42c302b2 100644 --- a/vendor/google.golang.org/grpc/codes/codes.go +++ b/vendor/google.golang.org/grpc/codes/codes.go @@ -235,7 +235,7 @@ func (c *Code) UnmarshalJSON(b []byte) error { if ci, err := strconv.ParseUint(string(b), 10, 32); err == nil { if ci >= _maxCode { - return fmt.Errorf("invalid code: %q", ci) + return fmt.Errorf("invalid code: %d", ci) } *c = Code(ci) diff --git a/vendor/google.golang.org/grpc/credentials/credentials.go b/vendor/google.golang.org/grpc/credentials/credentials.go index f6b55c68b5..665e790bb0 100644 --- a/vendor/google.golang.org/grpc/credentials/credentials.go +++ b/vendor/google.golang.org/grpc/credentials/credentials.go @@ -30,7 +30,7 @@ import ( "google.golang.org/grpc/attributes" icredentials "google.golang.org/grpc/internal/credentials" - "google.golang.org/protobuf/protoadapt" + "google.golang.org/protobuf/proto" ) // PerRPCCredentials defines the common interface for the credentials which need to @@ -237,7 +237,7 @@ func ClientHandshakeInfoFromContext(ctx context.Context) ClientHandshakeInfo { } // CheckSecurityLevel checks if a connection's security level is greater than or equal to the specified one. -// It returns success if 1) the condition is satisified or 2) AuthInfo struct does not implement GetCommonAuthInfo() method +// It returns success if 1) the condition is satisfied or 2) AuthInfo struct does not implement GetCommonAuthInfo() method // or 3) CommonAuthInfo.SecurityLevel has an invalid zero value. For 2) and 3), it is for the purpose of backward-compatibility. // // This API is experimental. @@ -287,5 +287,5 @@ type ChannelzSecurityValue interface { type OtherChannelzSecurityValue struct { ChannelzSecurityValue Name string - Value protoadapt.MessageV1 + Value proto.Message } diff --git a/vendor/google.golang.org/grpc/dialoptions.go b/vendor/google.golang.org/grpc/dialoptions.go index 402493224e..00273702b6 100644 --- a/vendor/google.golang.org/grpc/dialoptions.go +++ b/vendor/google.golang.org/grpc/dialoptions.go @@ -300,6 +300,9 @@ func withBackoff(bs internalbackoff.Strategy) DialOption { // // Use of this feature is not recommended. For more information, please see: // https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md +// +// Deprecated: this DialOption is not supported by NewClient. +// Will be supported throughout 1.x. func WithBlock() DialOption { return newFuncDialOption(func(o *dialOptions) { o.block = true @@ -314,10 +317,8 @@ func WithBlock() DialOption { // Use of this feature is not recommended. For more information, please see: // https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md // -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. +// Deprecated: this DialOption is not supported by NewClient. +// Will be supported throughout 1.x. func WithReturnConnectionError() DialOption { return newFuncDialOption(func(o *dialOptions) { o.block = true @@ -387,8 +388,8 @@ func WithCredentialsBundle(b credentials.Bundle) DialOption { // WithTimeout returns a DialOption that configures a timeout for dialing a // ClientConn initially. This is valid if and only if WithBlock() is present. // -// Deprecated: use DialContext instead of Dial and context.WithTimeout -// instead. Will be supported throughout 1.x. +// Deprecated: this DialOption is not supported by NewClient. +// Will be supported throughout 1.x. func WithTimeout(d time.Duration) DialOption { return newFuncDialOption(func(o *dialOptions) { o.timeout = d @@ -470,9 +471,8 @@ func withBinaryLogger(bl binarylog.Logger) DialOption { // Use of this feature is not recommended. For more information, please see: // https://github.com/grpc/grpc-go/blob/master/Documentation/anti-patterns.md // -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// Deprecated: this DialOption is not supported by NewClient. +// This API may be changed or removed in a // later release. func FailOnNonTempDialError(f bool) DialOption { return newFuncDialOption(func(o *dialOptions) { @@ -601,12 +601,22 @@ func WithDisableRetry() DialOption { }) } +// MaxHeaderListSizeDialOption is a DialOption that specifies the maximum +// (uncompressed) size of header list that the client is prepared to accept. +type MaxHeaderListSizeDialOption struct { + MaxHeaderListSize uint32 +} + +func (o MaxHeaderListSizeDialOption) apply(do *dialOptions) { + do.copts.MaxHeaderListSize = &o.MaxHeaderListSize +} + // WithMaxHeaderListSize returns a DialOption that specifies the maximum // (uncompressed) size of header list that the client is prepared to accept. func WithMaxHeaderListSize(s uint32) DialOption { - return newFuncDialOption(func(o *dialOptions) { - o.copts.MaxHeaderListSize = &s - }) + return MaxHeaderListSizeDialOption{ + MaxHeaderListSize: s, + } } // WithDisableHealthCheck disables the LB channel health checking for all @@ -648,7 +658,7 @@ func defaultDialOptions() dialOptions { } } -// withGetMinConnectDeadline specifies the function that clientconn uses to +// withMinConnectDeadline specifies the function that clientconn uses to // get minConnectDeadline. This can be used to make connection attempts happen // faster/slower. // diff --git a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go index 6bf7f87396..13821a9266 100644 --- a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go +++ b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go @@ -75,7 +75,6 @@ func ParseConfig(cfg json.RawMessage) (serviceconfig.LoadBalancingConfig, error) if err != nil { return nil, fmt.Errorf("error parsing config for policy %q: %v", name, err) } - return &lbConfig{childBuilder: builder, childConfig: cfg}, nil } diff --git a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go index 45d5e50ea9..73bb4c4ee9 100644 --- a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go +++ b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go @@ -169,7 +169,6 @@ func (gsb *Balancer) latestBalancer() *balancerWrapper { func (gsb *Balancer) UpdateClientConnState(state balancer.ClientConnState) error { // The resolver data is only relevant to the most recent LB Policy. balToUpdate := gsb.latestBalancer() - gsbCfg, ok := state.BalancerConfig.(*lbConfig) if ok { // Switch to the child in the config unless it is already active. diff --git a/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go b/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go index e8456a77c2..aa4505a871 100644 --- a/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go +++ b/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go @@ -65,7 +65,7 @@ type TruncatingMethodLogger struct { callID uint64 idWithinCallGen *callIDGenerator - sink Sink // TODO(blog): make this plugable. + sink Sink // TODO(blog): make this pluggable. } // NewTruncatingMethodLogger returns a new truncating method logger. @@ -80,7 +80,7 @@ func NewTruncatingMethodLogger(h, m uint64) *TruncatingMethodLogger { callID: idGen.next(), idWithinCallGen: &callIDGenerator{}, - sink: DefaultSink, // TODO(blog): make it plugable. + sink: DefaultSink, // TODO(blog): make it pluggable. } } @@ -397,7 +397,7 @@ func metadataKeyOmit(key string) bool { switch key { case "lb-token", ":path", ":authority", "content-encoding", "content-type", "user-agent", "te": return true - case "grpc-trace-bin": // grpc-trace-bin is special because it's visiable to users. + case "grpc-trace-bin": // grpc-trace-bin is special because it's visible to users. return false } return strings.HasPrefix(key, "grpc-") diff --git a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go index 685a3cb41b..9c915d9e4b 100644 --- a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go +++ b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go @@ -28,9 +28,6 @@ import ( var ( // TXTErrIgnore is set if TXT errors should be ignored ("GRPC_GO_IGNORE_TXT_ERRORS" is not "false"). TXTErrIgnore = boolFromEnv("GRPC_GO_IGNORE_TXT_ERRORS", true) - // AdvertiseCompressors is set if registered compressor should be advertised - // ("GRPC_GO_ADVERTISE_COMPRESSORS" is not "false"). - AdvertiseCompressors = boolFromEnv("GRPC_GO_ADVERTISE_COMPRESSORS", true) // RingHashCap indicates the maximum ring size which defaults to 4096 // entries but may be overridden by setting the environment variable // "GRPC_RING_HASH_CAP". This does not override the default bounds diff --git a/vendor/google.golang.org/grpc/internal/grpcutil/compressor.go b/vendor/google.golang.org/grpc/internal/grpcutil/compressor.go index 9f40909679..e8d866984b 100644 --- a/vendor/google.golang.org/grpc/internal/grpcutil/compressor.go +++ b/vendor/google.golang.org/grpc/internal/grpcutil/compressor.go @@ -20,8 +20,6 @@ package grpcutil import ( "strings" - - "google.golang.org/grpc/internal/envconfig" ) // RegisteredCompressorNames holds names of the registered compressors. @@ -40,8 +38,5 @@ func IsCompressorNameRegistered(name string) bool { // RegisteredCompressors returns a string of registered compressor names // separated by comma. func RegisteredCompressors() string { - if !envconfig.AdvertiseCompressors { - return "" - } return strings.Join(RegisteredCompressorNames, ",") } diff --git a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go index abab35e250..f3f52a59a8 100644 --- a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go @@ -41,18 +41,24 @@ import ( "google.golang.org/grpc/serviceconfig" ) -// EnableSRVLookups controls whether the DNS resolver attempts to fetch gRPCLB -// addresses from SRV records. Must not be changed after init time. -var EnableSRVLookups = false - -// ResolvingTimeout specifies the maximum duration for a DNS resolution request. -// If the timeout expires before a response is received, the request will be canceled. -// -// It is recommended to set this value at application startup. Avoid modifying this variable -// after initialization as it's not thread-safe for concurrent modification. -var ResolvingTimeout = 30 * time.Second - -var logger = grpclog.Component("dns") +var ( + // EnableSRVLookups controls whether the DNS resolver attempts to fetch gRPCLB + // addresses from SRV records. Must not be changed after init time. + EnableSRVLookups = false + + // MinResolutionInterval is the minimum interval at which re-resolutions are + // allowed. This helps to prevent excessive re-resolution. + MinResolutionInterval = 30 * time.Second + + // ResolvingTimeout specifies the maximum duration for a DNS resolution request. + // If the timeout expires before a response is received, the request will be canceled. + // + // It is recommended to set this value at application startup. Avoid modifying this variable + // after initialization as it's not thread-safe for concurrent modification. + ResolvingTimeout = 30 * time.Second + + logger = grpclog.Component("dns") +) func init() { resolver.Register(NewBuilder()) @@ -208,7 +214,7 @@ func (d *dnsResolver) watcher() { // Success resolving, wait for the next ResolveNow. However, also wait 30 // seconds at the very least to prevent constantly re-resolving. backoffIndex = 1 - waitTime = internal.MinResolutionRate + waitTime = MinResolutionInterval select { case <-d.ctx.Done(): return diff --git a/vendor/google.golang.org/grpc/internal/resolver/dns/internal/internal.go b/vendor/google.golang.org/grpc/internal/resolver/dns/internal/internal.go index c7fc557d00..a7ecaf8d52 100644 --- a/vendor/google.golang.org/grpc/internal/resolver/dns/internal/internal.go +++ b/vendor/google.golang.org/grpc/internal/resolver/dns/internal/internal.go @@ -28,7 +28,7 @@ import ( // NetResolver groups the methods on net.Resolver that are used by the DNS // resolver implementation. This allows the default net.Resolver instance to be -// overidden from tests. +// overridden from tests. type NetResolver interface { LookupHost(ctx context.Context, host string) (addrs []string, err error) LookupSRV(ctx context.Context, service, proto, name string) (cname string, addrs []*net.SRV, err error) @@ -50,10 +50,6 @@ var ( // The following vars are overridden from tests. var ( - // MinResolutionRate is the minimum rate at which re-resolutions are - // allowed. This helps to prevent excessive re-resolution. - MinResolutionRate = 30 * time.Second - // TimeAfterFunc is used by the DNS resolver to wait for the given duration // to elapse. In non-test code, this is implemented by time.After. In test // code, this can be used to control the amount of time the resolver is diff --git a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go index 83c3829826..3deadfb4a2 100644 --- a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go +++ b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go @@ -193,7 +193,7 @@ type goAway struct { code http2.ErrCode debugData []byte headsUp bool - closeConn error // if set, loopyWriter will exit, resulting in conn closure + closeConn error // if set, loopyWriter will exit with this error } func (*goAway) isTransportResponseFrame() bool { return false } @@ -336,7 +336,7 @@ func (c *controlBuffer) put(it cbItem) error { return err } -func (c *controlBuffer) executeAndPut(f func(it any) bool, it cbItem) (bool, error) { +func (c *controlBuffer) executeAndPut(f func() bool, it cbItem) (bool, error) { var wakeUp bool c.mu.Lock() if c.err != nil { @@ -344,7 +344,7 @@ func (c *controlBuffer) executeAndPut(f func(it any) bool, it cbItem) (bool, err return false, c.err } if f != nil { - if !f(it) { // f wasn't successful + if !f() { // f wasn't successful c.mu.Unlock() return false, nil } @@ -495,21 +495,22 @@ type loopyWriter struct { ssGoAwayHandler func(*goAway) (bool, error) } -func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator, conn net.Conn, logger *grpclog.PrefixLogger) *loopyWriter { +func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator, conn net.Conn, logger *grpclog.PrefixLogger, goAwayHandler func(*goAway) (bool, error)) *loopyWriter { var buf bytes.Buffer l := &loopyWriter{ - side: s, - cbuf: cbuf, - sendQuota: defaultWindowSize, - oiws: defaultWindowSize, - estdStreams: make(map[uint32]*outStream), - activeStreams: newOutStreamList(), - framer: fr, - hBuf: &buf, - hEnc: hpack.NewEncoder(&buf), - bdpEst: bdpEst, - conn: conn, - logger: logger, + side: s, + cbuf: cbuf, + sendQuota: defaultWindowSize, + oiws: defaultWindowSize, + estdStreams: make(map[uint32]*outStream), + activeStreams: newOutStreamList(), + framer: fr, + hBuf: &buf, + hEnc: hpack.NewEncoder(&buf), + bdpEst: bdpEst, + conn: conn, + logger: logger, + ssGoAwayHandler: goAwayHandler, } return l } diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/vendor/google.golang.org/grpc/internal/transport/http2_client.go index deba0c4d9e..3c63c70698 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -114,11 +114,11 @@ type http2Client struct { streamQuota int64 streamsQuotaAvailable chan struct{} waitingStreams uint32 - nextID uint32 registeredCompressors string // Do not access controlBuf with mu held. mu sync.Mutex // guard the following variables + nextID uint32 state transportState activeStreams map[uint32]*Stream // prevGoAway ID records the Last-Stream-ID in the previous GOAway frame. @@ -408,10 +408,10 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts readerErrCh := make(chan error, 1) go t.reader(readerErrCh) defer func() { - if err == nil { - err = <-readerErrCh - } if err != nil { + // writerDone should be closed since the loopy goroutine + // wouldn't have started in the case this function returns an error. + close(t.writerDone) t.Close(err) } }() @@ -458,8 +458,12 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts if err := t.framer.writer.Flush(); err != nil { return nil, err } + // Block until the server preface is received successfully or an error occurs. + if err = <-readerErrCh; err != nil { + return nil, err + } go func() { - t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger) + t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler) if err := t.loopy.run(); !isIOError(err) { // Immediately close the connection, as the loopy writer returns // when there are no more active streams and we were draining (the @@ -517,6 +521,17 @@ func (t *http2Client) getPeer() *peer.Peer { } } +// OutgoingGoAwayHandler writes a GOAWAY to the connection. Always returns (false, err) as we want the GoAway +// to be the last frame loopy writes to the transport. +func (t *http2Client) outgoingGoAwayHandler(g *goAway) (bool, error) { + t.mu.Lock() + defer t.mu.Unlock() + if err := t.framer.fr.WriteGoAway(t.nextID-2, http2.ErrCodeNo, g.debugData); err != nil { + return false, err + } + return false, g.closeConn +} + func (t *http2Client) createHeaderFields(ctx context.Context, callHdr *CallHdr) ([]hpack.HeaderField, error) { aud := t.createAudience(callHdr) ri := credentials.RequestInfo{ @@ -781,7 +796,7 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, firstTry := true var ch chan struct{} transportDrainRequired := false - checkForStreamQuota := func(it any) bool { + checkForStreamQuota := func() bool { if t.streamQuota <= 0 { // Can go negative if server decreases it. if firstTry { t.waitingStreams++ @@ -793,23 +808,24 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, t.waitingStreams-- } t.streamQuota-- - h := it.(*headerFrame) - h.streamID = t.nextID - t.nextID += 2 - - // Drain client transport if nextID > MaxStreamID which signals gRPC that - // the connection is closed and a new one must be created for subsequent RPCs. - transportDrainRequired = t.nextID > MaxStreamID - s.id = h.streamID - s.fc = &inFlow{limit: uint32(t.initialWindowSize)} t.mu.Lock() if t.state == draining || t.activeStreams == nil { // Can be niled from Close(). t.mu.Unlock() return false // Don't create a stream if the transport is already closed. } + + hdr.streamID = t.nextID + t.nextID += 2 + // Drain client transport if nextID > MaxStreamID which signals gRPC that + // the connection is closed and a new one must be created for subsequent RPCs. + transportDrainRequired = t.nextID > MaxStreamID + + s.id = hdr.streamID + s.fc = &inFlow{limit: uint32(t.initialWindowSize)} t.activeStreams[s.id] = s t.mu.Unlock() + if t.streamQuota > 0 && t.waitingStreams > 0 { select { case t.streamsQuotaAvailable <- struct{}{}: @@ -819,13 +835,12 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, return true } var hdrListSizeErr error - checkForHeaderListSize := func(it any) bool { + checkForHeaderListSize := func() bool { if t.maxSendHeaderListSize == nil { return true } - hdrFrame := it.(*headerFrame) var sz int64 - for _, f := range hdrFrame.hf { + for _, f := range hdr.hf { if sz += int64(f.Size()); sz > int64(*t.maxSendHeaderListSize) { hdrListSizeErr = status.Errorf(codes.Internal, "header list size to send violates the maximum size (%d bytes) set by server", *t.maxSendHeaderListSize) return false @@ -834,8 +849,8 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, return true } for { - success, err := t.controlBuf.executeAndPut(func(it any) bool { - return checkForHeaderListSize(it) && checkForStreamQuota(it) + success, err := t.controlBuf.executeAndPut(func() bool { + return checkForHeaderListSize() && checkForStreamQuota() }, hdr) if err != nil { // Connection closed. @@ -946,7 +961,7 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. rst: rst, rstCode: rstCode, } - addBackStreamQuota := func(any) bool { + addBackStreamQuota := func() bool { t.streamQuota++ if t.streamQuota > 0 && t.waitingStreams > 0 { select { @@ -966,7 +981,7 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. // Close kicks off the shutdown process of the transport. This should be called // only once on a transport. Once it is called, the transport should not be -// accessed any more. +// accessed anymore. func (t *http2Client) Close(err error) { t.mu.Lock() // Make sure we only close once. @@ -991,7 +1006,10 @@ func (t *http2Client) Close(err error) { t.kpDormancyCond.Signal() } t.mu.Unlock() - t.controlBuf.finish() + // Per HTTP/2 spec, a GOAWAY frame must be sent before closing the + // connection. See https://httpwg.org/specs/rfc7540.html#GOAWAY. + t.controlBuf.put(&goAway{code: http2.ErrCodeNo, debugData: []byte("client transport shutdown"), closeConn: err}) + <-t.writerDone t.cancel() t.conn.Close() channelz.RemoveEntry(t.channelz.ID) @@ -1099,7 +1117,7 @@ func (t *http2Client) updateWindow(s *Stream, n uint32) { // for the transport and the stream based on the current bdp // estimation. func (t *http2Client) updateFlowControl(n uint32) { - updateIWS := func(any) bool { + updateIWS := func() bool { t.initialWindowSize = int32(n) t.mu.Lock() for _, s := range t.activeStreams { @@ -1252,7 +1270,7 @@ func (t *http2Client) handleSettings(f *http2.SettingsFrame, isFirst bool) { } updateFuncs = append(updateFuncs, updateStreamQuota) } - t.controlBuf.executeAndPut(func(any) bool { + t.controlBuf.executeAndPut(func() bool { for _, f := range updateFuncs { f() } diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_server.go b/vendor/google.golang.org/grpc/internal/transport/http2_server.go index d582e04710..cab0e2d3d4 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_server.go @@ -330,8 +330,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, t.handleSettings(sf) go func() { - t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger) - t.loopy.ssGoAwayHandler = t.outgoingGoAwayHandler + t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler) err := t.loopy.run() close(t.loopyWriterDone) if !isIOError(err) { @@ -860,7 +859,7 @@ func (t *http2Server) handleSettings(f *http2.SettingsFrame) { } return nil }) - t.controlBuf.executeAndPut(func(any) bool { + t.controlBuf.executeAndPut(func() bool { for _, f := range updateFuncs { f() } @@ -1014,12 +1013,13 @@ func (t *http2Server) writeHeaderLocked(s *Stream) error { headerFields = append(headerFields, hpack.HeaderField{Name: "grpc-encoding", Value: s.sendCompress}) } headerFields = appendHeaderFieldsFromMD(headerFields, s.header) - success, err := t.controlBuf.executeAndPut(t.checkForHeaderListSize, &headerFrame{ + hf := &headerFrame{ streamID: s.id, hf: headerFields, endStream: false, onWrite: t.setResetPingStrikes, - }) + } + success, err := t.controlBuf.executeAndPut(func() bool { return t.checkForHeaderListSize(hf) }, hf) if !success { if err != nil { return err @@ -1208,7 +1208,7 @@ func (t *http2Server) keepalive() { continue } if outstandingPing && kpTimeoutLeft <= 0 { - t.Close(fmt.Errorf("keepalive ping not acked within timeout %s", t.kp.Time)) + t.Close(fmt.Errorf("keepalive ping not acked within timeout %s", t.kp.Timeout)) return } if !outstandingPing { diff --git a/vendor/google.golang.org/grpc/internal/transport/transport.go b/vendor/google.golang.org/grpc/internal/transport/transport.go index 0d2a6e47f6..4b39c0ade9 100644 --- a/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -304,7 +304,7 @@ func (s *Stream) isHeaderSent() bool { } // updateHeaderSent updates headerSent and returns true -// if it was alreay set. It is valid only on server-side. +// if it was already set. It is valid only on server-side. func (s *Stream) updateHeaderSent() bool { return atomic.SwapUint32(&s.headerSent, 1) == 1 } diff --git a/vendor/google.golang.org/grpc/metadata/metadata.go b/vendor/google.golang.org/grpc/metadata/metadata.go index 1e9485fd6e..6c01a9b359 100644 --- a/vendor/google.golang.org/grpc/metadata/metadata.go +++ b/vendor/google.golang.org/grpc/metadata/metadata.go @@ -90,6 +90,21 @@ func Pairs(kv ...string) MD { return md } +// String implements the Stringer interface for pretty-printing a MD. +// Ordering of the values is non-deterministic as it ranges over a map. +func (md MD) String() string { + var sb strings.Builder + fmt.Fprintf(&sb, "MD{") + for k, v := range md { + if sb.Len() > 3 { + fmt.Fprintf(&sb, ", ") + } + fmt.Fprintf(&sb, "%s=[%s]", k, strings.Join(v, ", ")) + } + fmt.Fprintf(&sb, "}") + return sb.String() +} + // Len returns the number of items in md. func (md MD) Len() int { return len(md) diff --git a/vendor/google.golang.org/grpc/peer/peer.go b/vendor/google.golang.org/grpc/peer/peer.go index a821ff9b2b..499a49c8c1 100644 --- a/vendor/google.golang.org/grpc/peer/peer.go +++ b/vendor/google.golang.org/grpc/peer/peer.go @@ -22,7 +22,9 @@ package peer import ( "context" + "fmt" "net" + "strings" "google.golang.org/grpc/credentials" ) @@ -39,6 +41,34 @@ type Peer struct { AuthInfo credentials.AuthInfo } +// String ensures the Peer types implements the Stringer interface in order to +// allow to print a context with a peerKey value effectively. +func (p *Peer) String() string { + if p == nil { + return "Peer" + } + sb := &strings.Builder{} + sb.WriteString("Peer{") + if p.Addr != nil { + fmt.Fprintf(sb, "Addr: '%s', ", p.Addr.String()) + } else { + fmt.Fprintf(sb, "Addr: , ") + } + if p.LocalAddr != nil { + fmt.Fprintf(sb, "LocalAddr: '%s', ", p.LocalAddr.String()) + } else { + fmt.Fprintf(sb, "LocalAddr: , ") + } + if p.AuthInfo != nil { + fmt.Fprintf(sb, "AuthInfo: '%s'", p.AuthInfo.AuthType()) + } else { + fmt.Fprintf(sb, "AuthInfo: ") + } + sb.WriteString("}") + + return sb.String() +} + type peerKey struct{} // NewContext creates a new context with peer information attached. diff --git a/vendor/google.golang.org/grpc/picker_wrapper.go b/vendor/google.golang.org/grpc/picker_wrapper.go index bf56faa76d..56e8aba783 100644 --- a/vendor/google.golang.org/grpc/picker_wrapper.go +++ b/vendor/google.golang.org/grpc/picker_wrapper.go @@ -20,6 +20,7 @@ package grpc import ( "context" + "fmt" "io" "sync" @@ -117,7 +118,7 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer. if lastPickErr != nil { errStr = "latest balancer error: " + lastPickErr.Error() } else { - errStr = ctx.Err().Error() + errStr = fmt.Sprintf("received context error while waiting for new LB policy update: %s", ctx.Err().Error()) } switch ctx.Err() { case context.DeadlineExceeded: diff --git a/vendor/google.golang.org/grpc/pickfirst.go b/vendor/google.golang.org/grpc/pickfirst.go index e3ea42ba96..8853626614 100644 --- a/vendor/google.golang.org/grpc/pickfirst.go +++ b/vendor/google.golang.org/grpc/pickfirst.go @@ -54,7 +54,7 @@ type pfConfig struct { serviceconfig.LoadBalancingConfig `json:"-"` // If set to true, instructs the LB policy to shuffle the order of the list - // of addresses received from the name resolver before attempting to + // of endpoints received from the name resolver before attempting to // connect to them. ShuffleAddressList bool `json:"shuffleAddressList"` } @@ -94,8 +94,7 @@ func (b *pickfirstBalancer) ResolverError(err error) { } func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error { - addrs := state.ResolverState.Addresses - if len(addrs) == 0 { + if len(state.ResolverState.Addresses) == 0 && len(state.ResolverState.Endpoints) == 0 { // The resolver reported an empty address list. Treat it like an error by // calling b.ResolverError. if b.subConn != nil { @@ -107,22 +106,49 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState b.ResolverError(errors.New("produced zero addresses")) return balancer.ErrBadResolverState } - // We don't have to guard this block with the env var because ParseConfig // already does so. cfg, ok := state.BalancerConfig.(pfConfig) if state.BalancerConfig != nil && !ok { return fmt.Errorf("pickfirst: received illegal BalancerConfig (type %T): %v", state.BalancerConfig, state.BalancerConfig) } - if cfg.ShuffleAddressList { - addrs = append([]resolver.Address{}, addrs...) - grpcrand.Shuffle(len(addrs), func(i, j int) { addrs[i], addrs[j] = addrs[j], addrs[i] }) - } if b.logger.V(2) { b.logger.Infof("Received new config %s, resolver state %s", pretty.ToJSON(cfg), pretty.ToJSON(state.ResolverState)) } + var addrs []resolver.Address + if endpoints := state.ResolverState.Endpoints; len(endpoints) != 0 { + // Perform the optional shuffling described in gRFC A62. The shuffling will + // change the order of endpoints but not touch the order of the addresses + // within each endpoint. - A61 + if cfg.ShuffleAddressList { + endpoints = append([]resolver.Endpoint{}, endpoints...) + grpcrand.Shuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + } + + // "Flatten the list by concatenating the ordered list of addresses for each + // of the endpoints, in order." - A61 + for _, endpoint := range endpoints { + // "In the flattened list, interleave addresses from the two address + // families, as per RFC-8304 section 4." - A61 + // TODO: support the above language. + addrs = append(addrs, endpoint.Addresses...) + } + } else { + // Endpoints not set, process addresses until we migrate resolver + // emissions fully to Endpoints. The top channel does wrap emitted + // addresses with endpoints, however some balancers such as weighted + // target do not forwarrd the corresponding correct endpoints down/split + // endpoints properly. Once all balancers correctly forward endpoints + // down, can delete this else conditional. + addrs = state.ResolverState.Addresses + if cfg.ShuffleAddressList { + addrs = append([]resolver.Address{}, addrs...) + grpcrand.Shuffle(len(addrs), func(i, j int) { addrs[i], addrs[j] = addrs[j], addrs[i] }) + } + } + if b.subConn != nil { b.cc.UpdateAddresses(b.subConn, addrs) return nil diff --git a/vendor/google.golang.org/grpc/regenerate.sh b/vendor/google.golang.org/grpc/regenerate.sh index a6f26c8ab0..3edca296c2 100644 --- a/vendor/google.golang.org/grpc/regenerate.sh +++ b/vendor/google.golang.org/grpc/regenerate.sh @@ -63,7 +63,7 @@ LEGACY_SOURCES=( # Generates only the new gRPC Service symbols SOURCES=( - $(git ls-files --exclude-standard --cached --others "*.proto" | grep -v '^\(profiling/proto/service.proto\|reflection/grpc_reflection_v1alpha/reflection.proto\)$') + $(git ls-files --exclude-standard --cached --others "*.proto" | grep -v '^profiling/proto/service.proto$') ${WORKDIR}/grpc-proto/grpc/gcp/altscontext.proto ${WORKDIR}/grpc-proto/grpc/gcp/handshaker.proto ${WORKDIR}/grpc-proto/grpc/gcp/transport_security_common.proto @@ -93,7 +93,7 @@ Mgrpc/testing/empty.proto=google.golang.org/grpc/interop/grpc_testing for src in ${SOURCES[@]}; do echo "protoc ${src}" - protoc --go_out=${OPTS}:${WORKDIR}/out --go-grpc_out=${OPTS}:${WORKDIR}/out \ + protoc --go_out=${OPTS}:${WORKDIR}/out --go-grpc_out=${OPTS},use_generic_streams_experimental=true:${WORKDIR}/out \ -I"." \ -I${WORKDIR}/grpc-proto \ -I${WORKDIR}/googleapis \ @@ -118,6 +118,6 @@ mv ${WORKDIR}/out/google.golang.org/grpc/lookup/grpc_lookup_v1/* ${WORKDIR}/out/ # grpc_testing_not_regenerate/*.pb.go are not re-generated, # see grpc_testing_not_regenerate/README.md for details. -rm ${WORKDIR}/out/google.golang.org/grpc/reflection/grpc_testing_not_regenerate/*.pb.go +rm ${WORKDIR}/out/google.golang.org/grpc/reflection/test/grpc_testing_not_regenerate/*.pb.go cp -R ${WORKDIR}/out/google.golang.org/grpc/* . diff --git a/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go index b54a3a3225..ef3d6ed6c4 100644 --- a/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go @@ -18,9 +18,6 @@ // Package dns implements a dns resolver to be installed as the default resolver // in grpc. -// -// Deprecated: this package is imported by grpc and should not need to be -// imported directly by users. package dns import ( @@ -52,3 +49,12 @@ func SetResolvingTimeout(timeout time.Duration) { func NewBuilder() resolver.Builder { return dns.NewBuilder() } + +// SetMinResolutionInterval sets the default minimum interval at which DNS +// re-resolutions are allowed. This helps to prevent excessive re-resolution. +// +// It must be called only at application startup, before any gRPC calls are +// made. Modifying this value after initialization is not thread-safe. +func SetMinResolutionInterval(d time.Duration) { + dns.MinResolutionInterval = d +} diff --git a/vendor/google.golang.org/grpc/rpc_util.go b/vendor/google.golang.org/grpc/rpc_util.go index 998e251ddc..fdd49e6e91 100644 --- a/vendor/google.golang.org/grpc/rpc_util.go +++ b/vendor/google.golang.org/grpc/rpc_util.go @@ -964,7 +964,7 @@ func setCallInfoCodec(c *callInfo) error { // The SupportPackageIsVersion variables are referenced from generated protocol // buffer files to ensure compatibility with the gRPC version used. The latest -// support package version is 7. +// support package version is 9. // // Older versions are kept for compatibility. // @@ -976,6 +976,7 @@ const ( SupportPackageIsVersion6 = true SupportPackageIsVersion7 = true SupportPackageIsVersion8 = true + SupportPackageIsVersion9 = true ) const grpcUA = "grpc-go/" + Version diff --git a/vendor/google.golang.org/grpc/server.go b/vendor/google.golang.org/grpc/server.go index fd4558daa5..89f8e4792b 100644 --- a/vendor/google.golang.org/grpc/server.go +++ b/vendor/google.golang.org/grpc/server.go @@ -527,12 +527,22 @@ func ConnectionTimeout(d time.Duration) ServerOption { }) } +// MaxHeaderListSizeServerOption is a ServerOption that sets the max +// (uncompressed) size of header list that the server is prepared to accept. +type MaxHeaderListSizeServerOption struct { + MaxHeaderListSize uint32 +} + +func (o MaxHeaderListSizeServerOption) apply(so *serverOptions) { + so.maxHeaderListSize = &o.MaxHeaderListSize +} + // MaxHeaderListSize returns a ServerOption that sets the max (uncompressed) size // of header list that the server is prepared to accept. func MaxHeaderListSize(s uint32) ServerOption { - return newFuncServerOption(func(o *serverOptions) { - o.maxHeaderListSize = &s - }) + return MaxHeaderListSizeServerOption{ + MaxHeaderListSize: s, + } } // HeaderTableSize returns a ServerOption that sets the size of dynamic diff --git a/vendor/google.golang.org/grpc/service_config.go b/vendor/google.golang.org/grpc/service_config.go index 2b35c5d213..9da8fc8027 100644 --- a/vendor/google.golang.org/grpc/service_config.go +++ b/vendor/google.golang.org/grpc/service_config.go @@ -172,7 +172,7 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { var rsc jsonSC err := json.Unmarshal([]byte(js), &rsc) if err != nil { - logger.Warningf("grpc: unmarshaling service config %s: %v", js, err) + logger.Warningf("grpc: unmarshalling service config %s: %v", js, err) return &serviceconfig.ParseResult{Err: err} } sc := ServiceConfig{ @@ -219,7 +219,7 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { Timeout: (*time.Duration)(m.Timeout), } if mc.RetryPolicy, err = convertRetryPolicy(m.RetryPolicy); err != nil { - logger.Warningf("grpc: unmarshaling service config %s: %v", js, err) + logger.Warningf("grpc: unmarshalling service config %s: %v", js, err) return &serviceconfig.ParseResult{Err: err} } if m.MaxRequestMessageBytes != nil { @@ -239,13 +239,13 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { for i, n := range *m.Name { path, err := n.generatePath() if err != nil { - logger.Warningf("grpc: error unmarshaling service config %s due to methodConfig[%d]: %v", js, i, err) + logger.Warningf("grpc: error unmarshalling service config %s due to methodConfig[%d]: %v", js, i, err) return &serviceconfig.ParseResult{Err: err} } if _, ok := paths[path]; ok { err = errDuplicatedName - logger.Warningf("grpc: error unmarshaling service config %s due to methodConfig[%d]: %v", js, i, err) + logger.Warningf("grpc: error unmarshalling service config %s due to methodConfig[%d]: %v", js, i, err) return &serviceconfig.ParseResult{Err: err} } paths[path] = struct{}{} diff --git a/vendor/google.golang.org/grpc/stats/stats.go b/vendor/google.golang.org/grpc/stats/stats.go index 4ab70e2d46..fdb0bd6518 100644 --- a/vendor/google.golang.org/grpc/stats/stats.go +++ b/vendor/google.golang.org/grpc/stats/stats.go @@ -73,9 +73,12 @@ func (*PickerUpdated) isRPCStats() {} type InPayload struct { // Client is true if this InPayload is from client side. Client bool - // Payload is the payload with original type. + // Payload is the payload with original type. This may be modified after + // the call to HandleRPC which provides the InPayload returns and must be + // copied if needed later. Payload any // Data is the serialized message payload. + // Deprecated: Data will be removed in the next release. Data []byte // Length is the size of the uncompressed payload data. Does not include any @@ -143,9 +146,12 @@ func (s *InTrailer) isRPCStats() {} type OutPayload struct { // Client is true if this OutPayload is from client side. Client bool - // Payload is the payload with original type. + // Payload is the payload with original type. This may be modified after + // the call to HandleRPC which provides the OutPayload returns and must be + // copied if needed later. Payload any // Data is the serialized message payload. + // Deprecated: Data will be removed in the next release. Data []byte // Length is the size of the uncompressed payload data. Does not include any // framing (gRPC or HTTP/2). diff --git a/vendor/google.golang.org/grpc/stream.go b/vendor/google.golang.org/grpc/stream.go index d939ffc634..b54563e81c 100644 --- a/vendor/google.golang.org/grpc/stream.go +++ b/vendor/google.golang.org/grpc/stream.go @@ -516,6 +516,7 @@ func (a *csAttempt) newStream() error { return toRPCErr(nse.Err) } a.s = s + a.ctx = s.Context() a.p = &parser{r: s, recvBufferPool: a.cs.cc.dopts.recvBufferPool} return nil } diff --git a/vendor/google.golang.org/grpc/stream_interfaces.go b/vendor/google.golang.org/grpc/stream_interfaces.go new file mode 100644 index 0000000000..8b813529c0 --- /dev/null +++ b/vendor/google.golang.org/grpc/stream_interfaces.go @@ -0,0 +1,152 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package grpc + +// ServerStreamingClient represents the client side of a server-streaming (one +// request, many responses) RPC. It is generic over the type of the response +// message. It is used in generated code. +type ServerStreamingClient[Res any] interface { + Recv() (*Res, error) + ClientStream +} + +// ServerStreamingServer represents the server side of a server-streaming (one +// request, many responses) RPC. It is generic over the type of the response +// message. It is used in generated code. +type ServerStreamingServer[Res any] interface { + Send(*Res) error + ServerStream +} + +// ClientStreamingClient represents the client side of a client-streaming (many +// requests, one response) RPC. It is generic over both the type of the request +// message stream and the type of the unary response message. It is used in +// generated code. +type ClientStreamingClient[Req any, Res any] interface { + Send(*Req) error + CloseAndRecv() (*Res, error) + ClientStream +} + +// ClientStreamingServer represents the server side of a client-streaming (many +// requests, one response) RPC. It is generic over both the type of the request +// message stream and the type of the unary response message. It is used in +// generated code. +type ClientStreamingServer[Req any, Res any] interface { + Recv() (*Req, error) + SendAndClose(*Res) error + ServerStream +} + +// BidiStreamingClient represents the client side of a bidirectional-streaming +// (many requests, many responses) RPC. It is generic over both the type of the +// request message stream and the type of the response message stream. It is +// used in generated code. +type BidiStreamingClient[Req any, Res any] interface { + Send(*Req) error + Recv() (*Res, error) + ClientStream +} + +// BidiStreamingServer represents the server side of a bidirectional-streaming +// (many requests, many responses) RPC. It is generic over both the type of the +// request message stream and the type of the response message stream. It is +// used in generated code. +type BidiStreamingServer[Req any, Res any] interface { + Recv() (*Req, error) + Send(*Res) error + ServerStream +} + +// GenericClientStream implements the ServerStreamingClient, ClientStreamingClient, +// and BidiStreamingClient interfaces. It is used in generated code. +type GenericClientStream[Req any, Res any] struct { + ClientStream +} + +var _ ServerStreamingClient[string] = (*GenericClientStream[int, string])(nil) +var _ ClientStreamingClient[int, string] = (*GenericClientStream[int, string])(nil) +var _ BidiStreamingClient[int, string] = (*GenericClientStream[int, string])(nil) + +// Send pushes one message into the stream of requests to be consumed by the +// server. The type of message which can be sent is determined by the Req type +// parameter of the GenericClientStream receiver. +func (x *GenericClientStream[Req, Res]) Send(m *Req) error { + return x.ClientStream.SendMsg(m) +} + +// Recv reads one message from the stream of responses generated by the server. +// The type of the message returned is determined by the Res type parameter +// of the GenericClientStream receiver. +func (x *GenericClientStream[Req, Res]) Recv() (*Res, error) { + m := new(Res) + if err := x.ClientStream.RecvMsg(m); err != nil { + return nil, err + } + return m, nil +} + +// CloseAndRecv closes the sending side of the stream, then receives the unary +// response from the server. The type of message which it returns is determined +// by the Res type parameter of the GenericClientStream receiver. +func (x *GenericClientStream[Req, Res]) CloseAndRecv() (*Res, error) { + if err := x.ClientStream.CloseSend(); err != nil { + return nil, err + } + m := new(Res) + if err := x.ClientStream.RecvMsg(m); err != nil { + return nil, err + } + return m, nil +} + +// GenericServerStream implements the ServerStreamingServer, ClientStreamingServer, +// and BidiStreamingServer interfaces. It is used in generated code. +type GenericServerStream[Req any, Res any] struct { + ServerStream +} + +var _ ServerStreamingServer[string] = (*GenericServerStream[int, string])(nil) +var _ ClientStreamingServer[int, string] = (*GenericServerStream[int, string])(nil) +var _ BidiStreamingServer[int, string] = (*GenericServerStream[int, string])(nil) + +// Send pushes one message into the stream of responses to be consumed by the +// client. The type of message which can be sent is determined by the Res +// type parameter of the serverStreamServer receiver. +func (x *GenericServerStream[Req, Res]) Send(m *Res) error { + return x.ServerStream.SendMsg(m) +} + +// SendAndClose pushes the unary response to the client. The type of message +// which can be sent is determined by the Res type parameter of the +// clientStreamServer receiver. +func (x *GenericServerStream[Req, Res]) SendAndClose(m *Res) error { + return x.ServerStream.SendMsg(m) +} + +// Recv reads one message from the stream of requests generated by the client. +// The type of the message returned is determined by the Req type parameter +// of the clientStreamServer receiver. +func (x *GenericServerStream[Req, Res]) Recv() (*Req, error) { + m := new(Req) + if err := x.ServerStream.RecvMsg(m); err != nil { + return nil, err + } + return m, nil +} diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go index 2556f75838..e1806e7600 100644 --- a/vendor/google.golang.org/grpc/version.go +++ b/vendor/google.golang.org/grpc/version.go @@ -19,4 +19,4 @@ package grpc // Version is the current grpc version. -const Version = "1.63.2" +const Version = "1.64.0" diff --git a/vendor/google.golang.org/grpc/vet.sh b/vendor/google.golang.org/grpc/vet.sh deleted file mode 100644 index 7e6b92e491..0000000000 --- a/vendor/google.golang.org/grpc/vet.sh +++ /dev/null @@ -1,195 +0,0 @@ -#!/bin/bash - -set -ex # Exit on error; debugging enabled. -set -o pipefail # Fail a pipe if any sub-command fails. - -# not makes sure the command passed to it does not exit with a return code of 0. -not() { - # This is required instead of the earlier (! $COMMAND) because subshells and - # pipefail don't work the same on Darwin as in Linux. - ! "$@" -} - -die() { - echo "$@" >&2 - exit 1 -} - -fail_on_output() { - tee /dev/stderr | not read -} - -# Check to make sure it's safe to modify the user's git repo. -git status --porcelain | fail_on_output - -# Undo any edits made by this script. -cleanup() { - git reset --hard HEAD -} -trap cleanup EXIT - -PATH="${HOME}/go/bin:${GOROOT}/bin:${PATH}" -go version - -if [[ "$1" = "-install" ]]; then - # Install the pinned versions as defined in module tools. - pushd ./test/tools - go install \ - golang.org/x/tools/cmd/goimports \ - honnef.co/go/tools/cmd/staticcheck \ - github.com/client9/misspell/cmd/misspell - popd - if [[ -z "${VET_SKIP_PROTO}" ]]; then - if [[ "${GITHUB_ACTIONS}" = "true" ]]; then - PROTOBUF_VERSION=25.2 # a.k.a. v4.22.0 in pb.go files. - PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip - pushd /home/runner/go - wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME} - unzip ${PROTOC_FILENAME} - bin/protoc --version - popd - elif not which protoc > /dev/null; then - die "Please install protoc into your path" - fi - fi - exit 0 -elif [[ "$#" -ne 0 ]]; then - die "Unknown argument(s): $*" -fi - -# - Check that generated proto files are up to date. -if [[ -z "${VET_SKIP_PROTO}" ]]; then - make proto && git status --porcelain 2>&1 | fail_on_output || \ - (git status; git --no-pager diff; exit 1) -fi - -if [[ -n "${VET_ONLY_PROTO}" ]]; then - exit 0 -fi - -# - Ensure all source files contain a copyright message. -# (Done in two parts because Darwin "git grep" has broken support for compound -# exclusion matches.) -(grep -L "DO NOT EDIT" $(git grep -L "\(Copyright [0-9]\{4,\} gRPC authors\)" -- '*.go') || true) | fail_on_output - -# - Make sure all tests in grpc and grpc/test use leakcheck via Teardown. -not grep 'func Test[^(]' *_test.go -not grep 'func Test[^(]' test/*.go - -# - Check for typos in test function names -git grep 'func (s) ' -- "*_test.go" | not grep -v 'func (s) Test' -git grep 'func [A-Z]' -- "*_test.go" | not grep -v 'func Test\|Benchmark\|Example' - -# - Do not import x/net/context. -not git grep -l 'x/net/context' -- "*.go" - -# - Do not use time.After except in tests. It has the potential to leak the -# timer since there is no way to stop it early. -git grep -l 'time.After(' -- "*.go" | not grep -v '_test.go\|test_utils\|testutils' - -# - Do not import math/rand for real library code. Use internal/grpcrand for -# thread safety. -git grep -l '"math/rand"' -- "*.go" 2>&1 | not grep -v '^examples\|^interop/stress\|grpcrand\|^benchmark\|wrr_test' - -# - Do not use "interface{}"; use "any" instead. -git grep -l 'interface{}' -- "*.go" 2>&1 | not grep -v '\.pb\.go\|protoc-gen-go-grpc\|grpc_testing_not_regenerate' - -# - Do not call grpclog directly. Use grpclog.Component instead. -git grep -l -e 'grpclog.I' --or -e 'grpclog.W' --or -e 'grpclog.E' --or -e 'grpclog.F' --or -e 'grpclog.V' -- "*.go" | not grep -v '^grpclog/component.go\|^internal/grpctest/tlogger_test.go' - -# - Ensure all ptypes proto packages are renamed when importing. -not git grep "\(import \|^\s*\)\"github.com/golang/protobuf/ptypes/" -- "*.go" - -# - Ensure all usages of grpc_testing package are renamed when importing. -not git grep "\(import \|^\s*\)\"google.golang.org/grpc/interop/grpc_testing" -- "*.go" - -# - Ensure all xds proto imports are renamed to *pb or *grpc. -git grep '"github.com/envoyproxy/go-control-plane/envoy' -- '*.go' ':(exclude)*.pb.go' | not grep -v 'pb "\|grpc "' - -misspell -error . - -# - gofmt, goimports, go vet, go mod tidy. -# Perform these checks on each module inside gRPC. -for MOD_FILE in $(find . -name 'go.mod'); do - MOD_DIR=$(dirname ${MOD_FILE}) - pushd ${MOD_DIR} - go vet -all ./... | fail_on_output - gofmt -s -d -l . 2>&1 | fail_on_output - goimports -l . 2>&1 | not grep -vE "\.pb\.go" - - go mod tidy -compat=1.19 - git status --porcelain 2>&1 | fail_on_output || \ - (git status; git --no-pager diff; exit 1) - popd -done - -# - Collection of static analysis checks -SC_OUT="$(mktemp)" -staticcheck -go 1.19 -checks 'all' ./... > "${SC_OUT}" || true - -# Error for anything other than checks that need exclusions. -grep -v "(ST1000)" "${SC_OUT}" | grep -v "(SA1019)" | grep -v "(ST1003)" | not grep -v "(ST1019)\|\(other import of\)" - -# Exclude underscore checks for generated code. -grep "(ST1003)" "${SC_OUT}" | not grep -v '\(.pb.go:\)\|\(code_string_test.go:\)\|\(grpc_testing_not_regenerate\)' - -# Error for duplicate imports not including grpc protos. -grep "(ST1019)\|\(other import of\)" "${SC_OUT}" | not grep -Fv 'XXXXX PleaseIgnoreUnused -channelz/grpc_channelz_v1" -go-control-plane/envoy -grpclb/grpc_lb_v1" -health/grpc_health_v1" -interop/grpc_testing" -orca/v3" -proto/grpc_gcp" -proto/grpc_lookup_v1" -reflection/grpc_reflection_v1" -reflection/grpc_reflection_v1alpha" -XXXXX PleaseIgnoreUnused' - -# Error for any package comments not in generated code. -grep "(ST1000)" "${SC_OUT}" | not grep -v "\.pb\.go:" - -# Only ignore the following deprecated types/fields/functions and exclude -# generated code. -grep "(SA1019)" "${SC_OUT}" | not grep -Fv 'XXXXX PleaseIgnoreUnused -XXXXX Protobuf related deprecation errors: -"github.com/golang/protobuf -.pb.go: -grpc_testing_not_regenerate -: ptypes. -proto.RegisterType -XXXXX gRPC internal usage deprecation errors: -"google.golang.org/grpc -: grpc. -: v1alpha. -: v1alphareflectionpb. -BalancerAttributes is deprecated: -CredsBundle is deprecated: -Metadata is deprecated: use Attributes instead. -NewSubConn is deprecated: -OverrideServerName is deprecated: -RemoveSubConn is deprecated: -SecurityVersion is deprecated: -Target is deprecated: Use the Target field in the BuildOptions instead. -UpdateAddresses is deprecated: -UpdateSubConnState is deprecated: -balancer.ErrTransientFailure is deprecated: -grpc/reflection/v1alpha/reflection.proto -SwitchTo is deprecated: -XXXXX xDS deprecated fields we support -.ExactMatch -.PrefixMatch -.SafeRegexMatch -.SuffixMatch -GetContainsMatch -GetExactMatch -GetMatchSubjectAltNames -GetPrefixMatch -GetSafeRegexMatch -GetSuffixMatch -GetTlsCertificateCertificateProviderInstance -GetValidationContextCertificateProviderInstance -XXXXX PleaseIgnoreUnused' - -echo SUCCESS diff --git a/vendor/modules.txt b/vendor/modules.txt index a037519f84..5d561d8686 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -923,10 +923,10 @@ golang.zx2c4.com/wireguard/wgctrl/wgtypes # golang.zx2c4.com/wireguard/windows v0.5.3 ## explicit; go 1.18 golang.zx2c4.com/wireguard/windows/tunnel/winipcfg -# google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de +# google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237 ## explicit; go 1.19 google.golang.org/genproto/googleapis/rpc/status -# google.golang.org/grpc v1.63.2 +# google.golang.org/grpc v1.64.0 ## explicit; go 1.19 google.golang.org/grpc google.golang.org/grpc/attributes