func (f *InfoFilter) Filter(msg *gol.LogMessage) bool {
if s, err := msg.Severity(); err != nil {
// no severity
return true
} else {
return s < severity.Warning
}
}
// Filter performs a filter check on the given message.
// Returns whether or not a given message should be filtered.
func (f Severity) Filter(msg *gol.LogMessage) bool {
if s, err := msg.Severity(); err != nil {
// no severity
return true
} else {
return s > f.minimum
}
}
// Format formats the log message.
func (f Text) Format(msg *gol.LogMessage) (string, error) {
lmsg := msg.FieldLength()
buffer := make([]string, lmsg, lmsg)
i := 0
for k, v := range *msg {
buffer[i] = fmt.Sprintf("%s=%s", k, v)
i += 1
}
return fmt.Sprintf("%s\n", strings.Join(buffer, " ")), nil
}
func (s *MessageTestSuite) TestTimestamp() {
var msg *gol.LogMessage
msg = &gol.LogMessage{"key": "value"}
v, err := msg.Timestamp()
assert.Equal(s.T(), fmt.Errorf("Message does not contain field timestamp"), err)
assert.Nil(s.T(), v)
msg = gol.NewInfo("key", "value")
v, err = msg.Timestamp()
assert.Nil(s.T(), err)
assert.True(s.T(), v.Before(time.Now()))
}
// Filter performs a filter check on the given message.
// Returns whether or not a given message should be filtered.
func (f Threshold) Filter(msg *gol.LogMessage) bool {
var start *time.Time
var stop *time.Time
var err error
if start, err = msg.Start(); err != nil {
return true
}
if stop, err = msg.Stop(); err != nil {
return true
}
return stop.Sub(*start) >= f.threshold
}
func (s *MessageTestSuite) TestGet() {
msg := gol.LogMessage{
"key": "value",
}
assert.Equal(s.T(), msg["key"], "value")
v, err := msg.Get("key")
assert.Equal(s.T(), "value", v)
assert.Nil(s.T(), err)
v, err = msg.Get("unknown")
assert.Nil(s.T(), v)
assert.Equal(s.T(), fmt.Errorf("Message does not contain field unknown"), err)
}
// Format formats the log message.
func (f Custom) Format(msg *gol.LogMessage) (string, error) {
lmsg := msg.FieldLength()
buffer := make([]string, lmsg, lmsg)
i := 0
for k, v := range *msg {
if k != fields.Severity && k != fields.Timestamp {
buffer[i] = fmt.Sprintf("%s:'%s'", k, v)
i += 1
}
}
t, _ := msg.Timestamp()
if severity, err := msg.Severity(); err != nil {
return fmt.Sprintf("%s UNKNOWN %s\n", t.String(), strings.Join(buffer, " ")), nil
} else {
switch severity >= field_severity.Error {
case true:
return fmt.Sprintf("%s %s %s\n", t.String(), color.RedString("%s", severity), strings.Join(buffer, " ")), nil
default:
return fmt.Sprintf("%s %s %s\n", t.String(), severity, strings.Join(buffer, " ")), nil
}
}
}
// Send process log message.
func (l *Logger) Send(m *gol.LogMessage) (err error) {
if m == nil {
return
}
if l.Formatter() == nil {
return fmt.Errorf("log formatter is nil")
}
var msg string
if msg, err = l.Formatter().Format(m); err != nil {
return
}
var lvl severity.Type
if lvl, err = m.Severity(); err != nil {
return
}
switch lvl {
case severity.Emergency:
return l.writer.Emerg(msg)
case severity.Alert:
return l.writer.Alert(msg)
case severity.Critical:
return l.writer.Crit(msg)
case severity.Error:
return l.writer.Err(msg)
case severity.Warning:
return l.writer.Warning(msg)
case severity.Notice:
return l.writer.Notice(msg)
case severity.Info:
return l.writer.Info(msg)
case severity.Debug:
return l.writer.Debug(msg)
default:
return l.writer.Info(msg)
}
}
func (s *MessageTestSuite) TestGetSetStop() {
msg := gol.LogMessage{
"key": "value",
}
v, err := msg.Stop()
assert.Equal(s.T(), &time.Time{}, v)
assert.Equal(s.T(), fmt.Errorf("Message does not contain field stop"), err)
stop := time.Now()
msg.SetStop(&stop)
v, err = msg.Stop()
assert.Equal(s.T(), &stop, v)
assert.Nil(s.T(), err)
}
func (s *MessageTestSuite) TestGetSetSeverity() {
msg := gol.LogMessage{
"key": "value",
}
v, err := msg.Severity()
assert.Equal(s.T(), severity.Type(-1), v)
assert.Equal(s.T(), fmt.Errorf("Message does not contain field severity"), err)
lvl := severity.Type(severity.Emergency)
msg.SetSeverity(lvl)
v, err = msg.Severity()
assert.Equal(s.T(), lvl, v)
assert.Nil(s.T(), err)
}
func (s *MessageTestSuite) TestFieldLength() {
msg := gol.LogMessage{
"key": "value",
}
assert.Equal(s.T(), 1, msg.FieldLength())
}