diff options
Diffstat (limited to 'vendor/github.com/Sirupsen/logrus/formatters/logstash/logstash.go')
-rw-r--r-- | vendor/github.com/Sirupsen/logrus/formatters/logstash/logstash.go | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/vendor/github.com/Sirupsen/logrus/formatters/logstash/logstash.go b/vendor/github.com/Sirupsen/logrus/formatters/logstash/logstash.go new file mode 100644 index 00000000..aad646ab --- /dev/null +++ b/vendor/github.com/Sirupsen/logrus/formatters/logstash/logstash.go @@ -0,0 +1,61 @@ +package logstash + +import ( + "encoding/json" + "fmt" + + "github.com/Sirupsen/logrus" +) + +// Formatter generates json in logstash format. +// Logstash site: http://logstash.net/ +type LogstashFormatter struct { + Type string // if not empty use for logstash type field. + + // TimestampFormat sets the format used for timestamps. + TimestampFormat string +} + +func (f *LogstashFormatter) Format(entry *logrus.Entry) ([]byte, error) { + fields := make(logrus.Fields) + for k, v := range entry.Data { + fields[k] = v + } + + fields["@version"] = 1 + + if f.TimestampFormat == "" { + f.TimestampFormat = logrus.DefaultTimestampFormat + } + + fields["@timestamp"] = entry.Time.Format(f.TimestampFormat) + + // set message field + v, ok := entry.Data["message"] + if ok { + fields["fields.message"] = v + } + fields["message"] = entry.Message + + // set level field + v, ok = entry.Data["level"] + if ok { + fields["fields.level"] = v + } + fields["level"] = entry.Level.String() + + // set type field + if f.Type != "" { + v, ok = entry.Data["type"] + if ok { + fields["fields.type"] = v + } + fields["type"] = f.Type + } + + serialized, err := json.Marshal(fields) + if err != nil { + return nil, fmt.Errorf("Failed to marshal fields to JSON, %v", err) + } + return append(serialized, '\n'), nil +} |