mirror of https://github.com/kubernetes/kops.git
111 lines
2.2 KiB
Go
111 lines
2.2 KiB
Go
/*
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Copyright 2023 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package otlptracefile
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import (
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"context"
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"errors"
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"fmt"
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"sync"
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"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
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coltracepb "go.opentelemetry.io/proto/otlp/collector/trace/v1"
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tracepb "go.opentelemetry.io/proto/otlp/trace/v1"
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)
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type client struct {
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cfg Config
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writerMutex sync.RWMutex
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writer *writer
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}
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var _ otlptrace.Client = (*client)(nil)
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// newClient constructs a client.
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func newClient(opts ...Option) *client {
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var cfg Config
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for _, option := range opts {
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option(&cfg)
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}
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c := &client{
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cfg: cfg,
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}
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return c
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}
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// Start implements otlptrace.Client.
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func (c *client) Start(ctx context.Context) error {
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c.writerMutex.Lock()
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defer c.writerMutex.Unlock()
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if c.writer != nil {
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return fmt.Errorf("already started")
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}
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w, err := newWriter(c.cfg)
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if err != nil {
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return err
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}
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c.writer = w
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return nil
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}
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// Stop implements otlptrace.Client.
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func (c *client) Stop(ctx context.Context) error {
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c.writerMutex.Lock()
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defer c.writerMutex.Unlock()
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if c.writer != nil {
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err := c.writer.Close()
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if err != nil {
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return err
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}
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c.writer = nil
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}
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return nil
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}
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var errShutdown = errors.New("the client is shutdown")
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// UploadTraces implements otlptrace.Client.
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func (c *client) UploadTraces(ctx context.Context, protoSpans []*tracepb.ResourceSpans) error {
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c.writerMutex.RLock()
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defer c.writerMutex.RUnlock()
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if c.writer == nil {
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return errShutdown
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}
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return c.writer.writeTraces(ctx, &coltracepb.ExportTraceServiceRequest{
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ResourceSpans: protoSpans,
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})
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}
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// MarshalLog is the marshaling function used by the logging system to represent this Client.
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func (c *client) MarshalLog() interface{} {
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return struct {
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Type string
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}{
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Type: "otlptracefile",
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}
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}
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