// FormatTime formats a given time structure accroding to the settings.
func (e *Environment) FormatTime(timestamp *time.Time) (formatted string) {
if e.HistTimeFormat != "" {
formatted = strftime.Format(e.HistTimeFormat, *timestamp)
}
return
}
// Generate implements i3.Generator
func (c Clock) Generate() ([]i3.Output, error) {
if c.Location == "" {
c.Location = "Local"
}
l, err := time.LoadLocation(c.Location)
if err != nil {
return nil, err
}
t := time.Now()
st := timeFormat.Format(c.Format, t.In(l))
color := c.Color
if color == "" {
color = i3.DefaultColors.General
}
o := i3.Output{
Name: c.Name,
Instance: c.Instance,
FullText: st,
Color: color,
Separator: true,
}
return []i3.Output{o}, nil
}
// Generate implements i3.Generator
func (c Clock) Generate() ([]i3.Output, error) {
st := timeFormat.Format(c.format, time.Now())
o := i3.Output{
FullText: st,
Color: "#FFFFFF",
Separator: true,
}
return []i3.Output{o}, nil
}
func Now() string {
format := "%Y.%m.%d.%H.%M.%S.%z"
now := time.Now()
return strftime.Format(format, now)
}
func main() {
params := ParseArgs()
if !ValidateParams(params) {
os.Exit(1)
}
logWriter := (io.Writer)(nil)
if params.LogFile != "" {
logWriter = ioextras.NewStaticRotatingWriter(
func(_ interface{}) (string, error) {
path := strftime.Format(params.LogFile, time.Now())
return path, nil
},
func(path string, _ interface{}) (io.Writer, error) {
dir, _ := filepath.Split(path)
err := os.MkdirAll(dir, os.FileMode(0777))
if err != nil {
return nil, err
}
return os.OpenFile(path, os.O_CREATE|os.O_APPEND|os.O_WRONLY, os.FileMode(0666))
},
nil,
)
} else {
logWriter = os.Stderr
}
logBackend := logging.NewLogBackend(logWriter, "[fluentd-forwarder] ", log.Ldate|log.Ltime|log.Lmicroseconds)
logging.SetBackend(logBackend)
logger := logging.MustGetLogger("fluentd-forwarder")
logging.SetLevel(params.LogLevel, "fluentd-forwarder")
if progVersion != "" {
logger.Info("Version %s starting...", progVersion)
}
workerSet := fluentd_forwarder.NewWorkerSet()
if params.CPUProfileFile != "" {
f, err := os.Create(params.CPUProfileFile)
if err != nil {
Error(err.Error())
os.Exit(1)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
output := (PortWorker)(nil)
err := (error)(nil)
switch params.OutputType {
case "fluent":
output, err = fluentd_forwarder.NewForwardOutput(
logger,
params.ForwardTo,
params.RetryInterval,
params.ConnectionTimeout,
params.WriteTimeout,
params.FlushInterval,
params.JournalGroupPath,
params.MaxJournalChunkSize,
params.Metadata,
)
case "td":
rootCAs := (*x509.CertPool)(nil)
if params.SslCACertBundleFile != "" {
b, err := ioutil.ReadFile(params.SslCACertBundleFile)
if err != nil {
Error("Failed to read CA bundle file: %s", err.Error())
os.Exit(1)
}
rootCAs = x509.NewCertPool()
if !rootCAs.AppendCertsFromPEM(b) {
Error("No valid certificate found in %s", params.SslCACertBundleFile)
os.Exit(1)
}
}
output, err = fluentd_forwarder.NewTDOutput(
logger,
params.ForwardTo,
params.ConnectionTimeout,
params.WriteTimeout,
params.FlushInterval,
params.Parallelism,
params.JournalGroupPath,
params.MaxJournalChunkSize,
params.ApiKey,
params.DatabaseName,
params.TableName,
"",
params.Ssl,
rootCAs,
"", // TODO:http-proxy
params.Metadata,
)
}
if err != nil {
Error("%s", err.Error())
return
}
workerSet.Add(output)
input, err := fluentd_forwarder.NewForwardInput(logger, params.ListenOn, output)
if err != nil {
Error(err.Error())
return
}
workerSet.Add(input)
signalHandler := NewSignalHandler(workerSet)
input.Start()
output.Start()
signalHandler.Start()
for _, worker := range workerSet.Slice() {
worker.WaitForShutdown()
}
logger.Notice("Shutting down...")
}
func TimeStamp() (TimeStamp string) {
TimeStamp = strftime.Format("%Y.%m.%d.%H.%M.%S.%z", time.Now())
return
}
func main() {
flagAppend := flag.BoolP("append", "a", false, "append to file")
timeFormat := flag.String("format", "%Y-%m-%d %H:%M:%S", "time format, compatible with strftime(3)")
flag.Parse()
var outStreams []*os.File = []*os.File{os.Stdout}
for i := 0; i < len(flag.Args()); i++ {
if *flagAppend {
f, _ := os.OpenFile(flag.Args()[i], os.O_WRONLY | os.O_CREATE | os.O_APPEND, 0644)
outStreams = append(outStreams, f)
} else {
f, _ := os.OpenFile(flag.Args()[i], os.O_WRONLY | os.O_CREATE | os.O_TRUNC, 0644)
outStreams = append(outStreams, f)
}
}
const kBufferSize = 1
inputBuffer := make([]byte, kBufferSize)
outputBuffer := make([]byte, kBufferSize)
var outputBufferSize int = 0
kSeparator := []byte{' '}
const kLF byte = '\x0a'
AppendBuffer := func(buffer []byte) {
var remaining int = len(buffer)
var offset int = 0
for remaining > 0 {
amount := remaining
if outputBufferSize + amount > kBufferSize {
amount = kBufferSize - outputBufferSize
}
for i := 0; i < amount; i++ {
outputBuffer[outputBufferSize] = buffer[i + offset]
outputBufferSize++
}
if outputBufferSize == kBufferSize {
for _, stream := range outStreams {
stream.Write(outputBuffer)
}
outputBufferSize = 0
}
remaining -= amount
offset += amount
}
}
PrintTime := func() {
AppendBuffer([]byte(strftime.Format(*timeFormat, time.Now())))
AppendBuffer(kSeparator)
}
var printTime bool = true
for true {
size, _ := os.Stdin.Read(inputBuffer)
if size == 0 {
break;
}
for i := 0; i < size; i++ {
if printTime {
PrintTime()
printTime = false
}
if inputBuffer[i] == kLF {
printTime = true
}
AppendBuffer(inputBuffer[i:i + 1])
}
}
for _, stream := range outStreams {
stream.Write(outputBuffer[0:outputBufferSize])
stream.Close()
}
}