func newLogger(endpoint, strLevel, strFacility, tag string) EventLevelLogger {
// figure priority
level, err := stringToLevel(strLevel)
if err != nil {
panic("Initializing in ln logger: " + err.Error())
}
// figure out endpoint
if strings.ToLower(endpoint) == "stderr" {
// create a logger that writes to stderr, and we dont' care about the facility
return newJSONLogger(newWriterLogger(os.Stderr, tag), level, -1)
} else if strings.ToLower(endpoint) == "syslog" {
facility, err := stringToFacility(strFacility)
if err != nil {
panic("Initializing in ln logger : " + err.Error())
}
syslogger := newBSyslogger(bsyslog.Priority(facility), tag)
return newJSONLogger(syslogger, level, facility)
} else {
file, err := os.OpenFile(endpoint, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
panic("Initializing ln logger: could not create endpoint " + endpoint + ", error: " + err.Error())
}
return newJSONLogger(newWriterLogger(file, tag), level, -1)
}
}
func ExampleNewBSyslogger() {
priority := bsyslog.Priority(syslog.LOG_CRIT | syslog.LOG_AUTH)
syslogger := newBSyslogger(priority, "example app")
syslogger.Info("hello world")
}