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---
updated-dependencies: - dependency-name: google.golang.org/grpc dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
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mergify[bot]
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30
vendor/google.golang.org/grpc/clientconn.go
generated
vendored
30
vendor/google.golang.org/grpc/clientconn.go
generated
vendored
@ -37,7 +37,6 @@ import (
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"google.golang.org/grpc/internal/channelz"
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"google.golang.org/grpc/internal/grpcsync"
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"google.golang.org/grpc/internal/idle"
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"google.golang.org/grpc/internal/pretty"
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iresolver "google.golang.org/grpc/internal/resolver"
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"google.golang.org/grpc/internal/transport"
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"google.golang.org/grpc/keepalive"
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@ -121,8 +120,9 @@ func (dcs *defaultConfigSelector) SelectConfig(rpcInfo iresolver.RPCInfo) (*ires
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// https://github.com/grpc/grpc/blob/master/doc/naming.md. e.g. to use dns
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// resolver, a "dns:///" prefix should be applied to the target.
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//
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// The DialOptions returned by WithBlock, WithTimeout, and
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// WithReturnConnectionError are ignored by this function.
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// The DialOptions returned by WithBlock, WithTimeout,
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// WithReturnConnectionError, and FailOnNonTempDialError are ignored by this
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// function.
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func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error) {
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cc := &ClientConn{
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target: target,
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@ -196,6 +196,8 @@ func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error)
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}
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// Dial calls DialContext(context.Background(), target, opts...).
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//
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// Deprecated: use NewClient instead. Will be supported throughout 1.x.
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func Dial(target string, opts ...DialOption) (*ClientConn, error) {
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return DialContext(context.Background(), target, opts...)
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}
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@ -209,6 +211,8 @@ func Dial(target string, opts ...DialOption) (*ClientConn, error) {
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// "passthrough" for backward compatibility. This distinction should not matter
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// to most users, but could matter to legacy users that specify a custom dialer
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// and expect it to receive the target string directly.
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//
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// Deprecated: use NewClient instead. Will be supported throughout 1.x.
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func DialContext(ctx context.Context, target string, opts ...DialOption) (conn *ClientConn, err error) {
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// At the end of this method, we kick the channel out of idle, rather than
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// waiting for the first rpc.
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@ -838,6 +842,9 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer.
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stateChan: make(chan struct{}),
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}
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ac.ctx, ac.cancel = context.WithCancel(cc.ctx)
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// Start with our address set to the first address; this may be updated if
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// we connect to different addresses.
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ac.channelz.ChannelMetrics.Target.Store(&addrs[0].Addr)
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channelz.AddTraceEvent(logger, ac.channelz, 0, &channelz.TraceEvent{
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Desc: "Subchannel created",
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@ -929,10 +936,14 @@ func equalAddresses(a, b []resolver.Address) bool {
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// updateAddrs updates ac.addrs with the new addresses list and handles active
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// connections or connection attempts.
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func (ac *addrConn) updateAddrs(addrs []resolver.Address) {
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ac.mu.Lock()
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channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs curAddr: %v, addrs: %v", pretty.ToJSON(ac.curAddr), pretty.ToJSON(addrs))
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addrs = copyAddressesWithoutBalancerAttributes(addrs)
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limit := len(addrs)
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if limit > 5 {
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limit = 5
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}
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channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs addrs (%d of %d): %v", limit, len(addrs), addrs[:limit])
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ac.mu.Lock()
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if equalAddresses(ac.addrs, addrs) {
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ac.mu.Unlock()
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return
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@ -1167,6 +1178,10 @@ type addrConn struct {
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// is received, transport is closed, ac has been torn down).
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transport transport.ClientTransport // The current transport.
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// This mutex is used on the RPC path, so its usage should be minimized as
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// much as possible.
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// TODO: Find a lock-free way to retrieve the transport and state from the
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// addrConn.
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mu sync.Mutex
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curAddr resolver.Address // The current address.
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addrs []resolver.Address // All addresses that the resolver resolved to.
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@ -1292,6 +1307,7 @@ func (ac *addrConn) resetTransport() {
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func (ac *addrConn) tryAllAddrs(ctx context.Context, addrs []resolver.Address, connectDeadline time.Time) error {
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var firstConnErr error
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for _, addr := range addrs {
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ac.channelz.ChannelMetrics.Target.Store(&addr.Addr)
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if ctx.Err() != nil {
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return errConnClosing
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}
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@ -1739,7 +1755,7 @@ func encodeAuthority(authority string) string {
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return false
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case '!', '$', '&', '\'', '(', ')', '*', '+', ',', ';', '=': // Subdelim characters
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return false
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case ':', '[', ']', '@': // Authority related delimeters
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case ':', '[', ']', '@': // Authority related delimiters
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return false
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}
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// Everything else must be escaped.
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