func main() {
asyncLog := boshlog.NewAsyncWriterLogger(boshlog.LevelDebug, os.Stdout, os.Stderr)
logger := newSignalableLogger(asyncLog)
exitCode := 0
if err := startAgent(logger); err != nil {
logger.Error(mainLogTag, "Agent exited with error: %s", err)
exitCode = 1
}
logger.FlushTimeout(time.Minute)
os.Exit(exitCode)
}
out.Lock()
for i := 0; i < 10; i++ {
logger.Debug("TAG", "Queued log message")
}
Expect(out.buf.Len()).To(Equal(0))
out.Unlock()
Eventually(out.buf.Len).ShouldNot(Equal(0))
})
It("flushes with a timeout", func() {
out := new(blockingWriter)
logger := NewAsyncWriterLogger(LevelDebug, out, errBuf)
logger.Debug("TAG", "something")
out.Lock()
Expect(logger.FlushTimeout(time.Millisecond * 10)).ToNot(Succeed())
out.Unlock()
Expect(logger.FlushTimeout(time.Millisecond * 10)).To(Succeed())
Expect(strings.TrimSpace(out.buf.String())).To(HaveSuffix("something"))
})
It("flush doesn't block writes", func() {
const (
MessageCount = 10
WriteInterval = 10 * time.Millisecond
FlushInterval = 10 * WriteInterval
)
out := &intervalWriter{dur: WriteInterval}
logger := NewAsyncWriterLogger(LevelDebug, out, errBuf)