44 lines
950 B
Go
44 lines
950 B
Go
package journald
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/coreos/go-systemd/journal"
|
|
"github.com/docker/docker/daemon/logger"
|
|
)
|
|
|
|
type Journald struct {
|
|
Jmap map[string]string
|
|
}
|
|
|
|
func New(id string, name string) (logger.Logger, error) {
|
|
if !journal.Enabled() {
|
|
return nil, fmt.Errorf("journald is not enabled on this host")
|
|
}
|
|
// Strip a leading slash so that people can search for
|
|
// CONTAINER_NAME=foo rather than CONTAINER_NAME=/foo.
|
|
if name[0] == '/' {
|
|
name = name[1:]
|
|
}
|
|
jmap := map[string]string{
|
|
"CONTAINER_ID": id[:12],
|
|
"CONTAINER_ID_FULL": id,
|
|
"CONTAINER_NAME": name}
|
|
return &Journald{Jmap: jmap}, nil
|
|
}
|
|
|
|
func (s *Journald) Log(msg *logger.Message) error {
|
|
if msg.Source == "stderr" {
|
|
return journal.Send(string(msg.Line), journal.PriErr, s.Jmap)
|
|
}
|
|
return journal.Send(string(msg.Line), journal.PriInfo, s.Jmap)
|
|
}
|
|
|
|
func (s *Journald) Close() error {
|
|
return nil
|
|
}
|
|
|
|
func (s *Journald) Name() string {
|
|
return "Journald"
|
|
}
|