[feature] Support OTLP HTTP, drop Jaeger (#2184)

* [feature] Add http trace exporter, drop Jaeger

Jaeger supports ingesting traces using the OpenTelemetry gRPC or HTTP
methods. The Jaeger project has deprecated the old jaeger transport.

* Add support for submitting traces over HTTP
* Drop support for the old Jaeger protocol
* Upgrade the trace libraries to v1.17

Fixes: #2176
Fixes: #2179
This commit is contained in:
Daenney
2023-09-07 13:20:37 +02:00
committed by GitHub
parent 916c6d07ba
commit 14ef098099
199 changed files with 12972 additions and 18581 deletions

View File

@ -36,6 +36,7 @@ import (
type pickerWrapper struct {
mu sync.Mutex
done bool
idle bool
blockingCh chan struct{}
picker balancer.Picker
}
@ -47,7 +48,11 @@ func newPickerWrapper() *pickerWrapper {
// updatePicker is called by UpdateBalancerState. It unblocks all blocked pick.
func (pw *pickerWrapper) updatePicker(p balancer.Picker) {
pw.mu.Lock()
if pw.done {
if pw.done || pw.idle {
// There is a small window where a picker update from the LB policy can
// race with the channel going to idle mode. If the picker is idle here,
// it is because the channel asked it to do so, and therefore it is sage
// to ignore the update from the LB policy.
pw.mu.Unlock()
return
}
@ -63,10 +68,8 @@ func (pw *pickerWrapper) updatePicker(p balancer.Picker) {
// - wraps the done function in the passed in result to increment the calls
// failed or calls succeeded channelz counter before invoking the actual
// done function.
func doneChannelzWrapper(acw *acBalancerWrapper, result *balancer.PickResult) {
acw.mu.Lock()
ac := acw.ac
acw.mu.Unlock()
func doneChannelzWrapper(acbw *acBalancerWrapper, result *balancer.PickResult) {
ac := acbw.ac
ac.incrCallsStarted()
done := result.Done
result.Done = func(b balancer.DoneInfo) {
@ -152,14 +155,14 @@ func (pw *pickerWrapper) pick(ctx context.Context, failfast bool, info balancer.
return nil, balancer.PickResult{}, status.Error(codes.Unavailable, err.Error())
}
acw, ok := pickResult.SubConn.(*acBalancerWrapper)
acbw, ok := pickResult.SubConn.(*acBalancerWrapper)
if !ok {
logger.Errorf("subconn returned from pick is type %T, not *acBalancerWrapper", pickResult.SubConn)
continue
}
if t := acw.getAddrConn().getReadyTransport(); t != nil {
if t := acbw.ac.getReadyTransport(); t != nil {
if channelz.IsOn() {
doneChannelzWrapper(acw, &pickResult)
doneChannelzWrapper(acbw, &pickResult)
return t, pickResult, nil
}
return t, pickResult, nil
@ -187,6 +190,25 @@ func (pw *pickerWrapper) close() {
close(pw.blockingCh)
}
func (pw *pickerWrapper) enterIdleMode() {
pw.mu.Lock()
defer pw.mu.Unlock()
if pw.done {
return
}
pw.idle = true
}
func (pw *pickerWrapper) exitIdleMode() {
pw.mu.Lock()
defer pw.mu.Unlock()
if pw.done {
return
}
pw.blockingCh = make(chan struct{})
pw.idle = false
}
// dropError is a wrapper error that indicates the LB policy wishes to drop the
// RPC and not retry it.
type dropError struct {