Method SetLevel

promlog/log.go:178–192

SetLevel changes the log level.

(lvl *AllowedLevel)

// SetLevel changes the log level.
func (l *logger) SetLevel(lvl *AllowedLevel) {
	l.mtx.Lock()
	defer l.mtx.Unlock()
	if lvl == nil {
		l.leveled = log.With(l.base, "ts", timestampFormat, "caller", log.DefaultCaller)
		l.currentLevel = nil
		return
	}

	if l.currentLevel != nil && l.currentLevel.s != lvl.s {
		_ = l.base.Log("msg", "Log level changed", "prev", l.currentLevel, "current", lvl)
	}
	l.currentLevel = lvl
	l.leveled = level.NewFilter(log.With(l.base, "ts", timestampFormat, "caller", log.Caller(5)), lvl.o)
}