func hookBefore(c *cli.Context) error {
level := log.InfoLevel
syslogLevel := syslog.LOG_INFO
if c.Bool("verbose") {
level = log.DebugLevel
syslogLevel = syslog.LOG_DEBUG
}
log.SetLevel(level)
log.SetHandler(text.New(os.Stderr))
if c.String("syslog-server") != "" {
server := strings.Split(c.String("syslog-server"), "://")
if server[0] == "unix" {
log.SetHandler(multi.New(text.New(os.Stderr), sysloghandler.New("", "", syslogLevel, "")))
} else {
if len(server) != 2 {
log.Fatal("invalid syslog parameter")
}
log.SetHandler(multi.New(text.New(os.Stderr), sysloghandler.New(server[0], server[1], syslogLevel, "")))
}
}
return nil
}
func main() {
log.SetHandler(multi.New(
text.New(os.Stderr),
kinesis.New("logs"),
))
ctx := log.WithFields(log.Fields{
"file": "something.png",
"type": "image/png",
"user": "******",
})
for range time.Tick(time.Millisecond * 100) {
ctx.Info("upload")
ctx.Info("upload complete")
}
}
func main() {
log.SetHandler(multi.New(
text.New(os.Stderr),
json.New(os.Stderr),
))
ctx := log.WithFields(log.Fields{
"file": "something.png",
"type": "image/png",
"user": "******",
})
for range time.Tick(time.Millisecond * 200) {
ctx.Info("upload")
ctx.Info("upload complete")
ctx.Warn("upload retry")
ctx.WithError(errors.New("unauthorized")).Error("upload failed")
}
}
func init() {
//Default to console logging
apexlog.SetHandler(cli.Default)
//Upgrade to ElasticSearch if defined in ENV
if os.Getenv("ES_ADDR") != "" {
esClient := elastic.New(os.Getenv("ES_ADDR")) //"http://192.168.99.101:9200"
esClient.HTTPClient = &http.Client{
Timeout: 5 * time.Second,
}
e := es.New(&es.Config{
Client: esClient,
BufferSize: 100,
})
t := text.New(os.Stderr)
apexlog.SetHandler(multi.New(e, t))
}
}
func main() {
esClient := elastic.New("http://192.168.99.101:9200")
esClient.HTTPClient = &http.Client{
Timeout: 5 * time.Second,
}
e := es.New(&es.Config{
Client: esClient,
BufferSize: 100,
})
t := text.New(os.Stderr)
log.SetHandler(multi.New(e, t))
ctx := log.WithFields(log.Fields{
"file": "something.png",
"type": "image/png",
"user": "******",
})
go func() {
for range time.Tick(time.Millisecond * 200) {
ctx.Info("upload")
ctx.Info("upload complete")
ctx.Warn("upload retry")
ctx.WithError(errors.New("unauthorized")).Error("upload failed")
ctx.Errorf("failed to upload %s", "img.png")
}
}()
go func() {
for range time.Tick(time.Millisecond * 25) {
ctx.Info("upload")
}
}()
select {}
}
}
if esServer := viper.GetString("elasticsearch"); esServer != "" {
esClient := elastic.New(esServer)
esClient.HTTPClient = &http.Client{
Timeout: 5 * time.Second,
}
logHandlers = append(logHandlers, levelHandler.New(esHandler.New(&esHandler.Config{
Client: esClient,
Prefix: cmd.Name(),
BufferSize: 10,
}), logLevel))
}
ctx = &log.Logger{
Handler: multiHandler.New(logHandlers...),
}
// Set the API/gRPC logger
ttnlog.Set(apex.Wrap(ctx))
grpclog.SetLogger(grpc.Wrap(ttnlog.Get()))
ctx.WithFields(log.Fields{
"ComponentID": viper.GetString("id"),
"Description": viper.GetString("description"),
"Discovery Server Address": viper.GetString("discovery-address"),
"Auth Servers": viper.GetStringMapString("auth-servers"),
"Monitors": viper.GetStringMapString("monitor-servers"),
}).Info("Initializing The Things Network")
},
PersistentPostRun: func(cmd *cobra.Command, args []string) {