73 lines
2.0 KiB
Go
73 lines
2.0 KiB
Go
package journald_json
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import (
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"encoding/json"
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"strconv"
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log "github.com/sirupsen/logrus"
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)
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type JournalMessage struct {
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Cursor string `json:"__CURSOR"`
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RealtimeTimestamp string `json:"__REALTIME_TIMESTAMP"`
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MonotonicTimestamp string `json:"__MONOTONIC_TIMESTAMP"`
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TimestampMonotonic string `json:"TIMESTAMP_MONOTONIC"`
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TimestampBoottime string `json:"TIMESTAMP_BOOTTIME"`
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SourceMonotonicTimestamp string `json:"_SOURCE_MONOTONIC_TIMESTAMP"`
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UID string `json:"_UID"`
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GID string `json:"_GID"`
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Transport string `json:"_TRANSPORT"`
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Priority string `json:"PRIORITY"`
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SyslogFacility string `json:"SYSLOG_FACILITY"`
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SyslogIdentifier string `json:"SYSLOG_IDENTIFIER"`
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SystemdCGroup string `json:"_SYSTEMD_CGROUP"`
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SystemdUnit string `json:"_SYSTEMD_UNIT"`
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SystemdSlice string `json:"_SYSTEMD_SLICE"`
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SystemdInvocationID string `json:"_SYSTEMD_INVOCATION_ID"`
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BootID string `json:"_BOOT_ID"`
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MachineID string `json:"_MACHINE_ID"`
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Hostname string `json:"_HOSTNAME"`
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Message string `json:"MESSAGE"`
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}
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var PriorityMap = map[int]log.Level{
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0: log.PanicLevel, // emerg
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1: log.PanicLevel, // alert
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2: log.PanicLevel, // crit
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3: log.ErrorLevel, // err
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4: log.WarnLevel, // warn
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5: log.InfoLevel, // notice
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6: log.InfoLevel, // info
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7: log.DebugLevel, // debug
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}
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func toLogEntry(msg []byte, from string) *log.Entry {
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data := &JournalMessage{}
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mapEntry := make(map[string]interface{})
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err := json.Unmarshal(msg, data)
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if err != nil {
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return nil
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}
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err = json.Unmarshal(msg, mapEntry)
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prio, err := strconv.Atoi(data.Priority)
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if err != nil {
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return nil
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}
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entry := log.NewEntry(nil)
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entry = entry.WithFields(mapEntry)
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entry = entry.WithFields(log.Fields{
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"hostname": from,
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"service": data.SyslogIdentifier,
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})
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if data.SystemdUnit == "" {
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entry = entry.WithField("service", data.SystemdUnit)
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}
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entry.Level = PriorityMap[prio]
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entry.Message = data.Message
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return entry
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}
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