Golang: Setting up Logging in Echo Web Framework
For logging Echo`s default format is JSON, which can be changed by modifying the header.
The default format for logging is JSON, which can be changed by modifying the header.
Echo#Logger.SetHeader(io.Writer) can be used to set the header for the logger. Default value:
{"time":"${time_rfc3339_nano}","level":"${level}","prefix":"${prefix}","file":"${short_file}","line":"${line}"}
import "github.com/labstack/gommon/log"
/* ... */
if l, ok := e.Logger.(*log.Logger); ok {
l.SetHeader("${time_rfc3339} ${level}")
}
2018-05-08T20:30:06-07:00 INFO info
time_rfc3339
time_rfc3339_nano
level
prefix
long_file
short_file
line
Echo#Logger.SetOutput(io.Writer) can be used to set the output destination for the logger. Default value is os.Stdout
To completely disable logs use Echo#Logger.SetOutput(ioutil.Discard) or Echo#Logger.SetLevel(log.OFF)
Echo#Logger.SetLevel(log.Lvl) can be used to set the log level for the logger. Default value is ERROR. Possible values:
Logging is implemented using echo.Logger interface which allows you to register a custom logger using Echo#Logger.
s := &http.Server{
Addr: ":1323",
ReadTimeout: 20 * time.Minute,
WriteTimeout: 20 * time.Minute,
}
e.Logger.Fatal(e.StartServer(s))
Echo#DisableHTTP2 can be used disable HTTP/2 protocol.
Echo#*Server#ReadTimeout can be used to set the maximum duration before timing out read of the request.
Echo#*Server#WriteTimeout can be used to set the maximum duration before timing out write of the response.