mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
93 lines
2.2 KiB
Go
93 lines
2.2 KiB
Go
package jsonfilelog // import "github.com/docker/docker/daemon/logger/jsonfilelog"
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import (
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"bytes"
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"io"
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"testing"
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"time"
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"github.com/docker/docker/daemon/logger"
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"gotest.tools/assert"
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"gotest.tools/fs"
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)
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func BenchmarkJSONFileLoggerReadLogs(b *testing.B) {
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tmp := fs.NewDir(b, "bench-jsonfilelog")
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defer tmp.Remove()
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jsonlogger, err := New(logger.Info{
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ContainerID: "a7317399f3f857173c6179d44823594f8294678dea9999662e5c625b5a1c7657",
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LogPath: tmp.Join("container.log"),
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Config: map[string]string{
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"labels": "first,second",
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},
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ContainerLabels: map[string]string{
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"first": "label_value",
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"second": "label_foo",
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},
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})
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assert.NilError(b, err)
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defer jsonlogger.Close()
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msg := &logger.Message{
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Line: []byte("Line that thinks that it is log line from docker\n"),
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Source: "stderr",
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Timestamp: time.Now().UTC(),
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}
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buf := bytes.NewBuffer(nil)
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assert.NilError(b, marshalMessage(msg, nil, buf))
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b.SetBytes(int64(buf.Len()))
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b.ResetTimer()
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chError := make(chan error, b.N+1)
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go func() {
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for i := 0; i < b.N; i++ {
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chError <- jsonlogger.Log(msg)
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}
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chError <- jsonlogger.Close()
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}()
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lw := jsonlogger.(*JSONFileLogger).ReadLogs(logger.ReadConfig{Follow: true})
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for {
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select {
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case <-lw.Msg:
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case <-lw.WatchProducerGone():
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return
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case err := <-chError:
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if err != nil {
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b.Fatal(err)
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}
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}
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}
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}
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func TestEncodeDecode(t *testing.T) {
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t.Parallel()
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m1 := &logger.Message{Line: []byte("hello 1"), Timestamp: time.Now(), Source: "stdout"}
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m2 := &logger.Message{Line: []byte("hello 2"), Timestamp: time.Now(), Source: "stdout"}
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m3 := &logger.Message{Line: []byte("hello 3"), Timestamp: time.Now(), Source: "stdout"}
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buf := bytes.NewBuffer(nil)
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assert.Assert(t, marshalMessage(m1, nil, buf))
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assert.Assert(t, marshalMessage(m2, nil, buf))
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assert.Assert(t, marshalMessage(m3, nil, buf))
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decode := decodeFunc(buf)
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msg, err := decode()
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assert.NilError(t, err)
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assert.Assert(t, string(msg.Line) == "hello 1\n", string(msg.Line))
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msg, err = decode()
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assert.NilError(t, err)
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assert.Assert(t, string(msg.Line) == "hello 2\n")
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msg, err = decode()
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assert.NilError(t, err)
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assert.Assert(t, string(msg.Line) == "hello 3\n")
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_, err = decode()
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assert.Assert(t, err == io.EOF)
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}
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