func (dc *DaemonConfig) AddBackend(backend backends.Backend, context *context.Ctx) {
var runner Runner
switch backend.Driver() {
case "exec":
runner = runnerRegistry["exec"](backend, context)
case "svc":
runner = runnerRegistry["svc"](backend, context)
default:
log.Fatalf("Execution driver %s is not supported on this platform", backend.Driver())
}
runner.SetDaemon(dc)
dc.Runner[backend.Name()] = runner
}
func NewSvcRunner(backend backends.Backend, context *context.Ctx) Runner {
r := &SvcRunner{
RunnerCommon: RunnerCommon{
name: backend.Name(),
context: context,
backend: backend,
},
exec: backend.ExecPath(),
args: backend.ExecArgs(),
serviceName: "graylog-collector-" + backend.Name(),
isRunning: false,
}
return r
}
func (dc *DaemonConfig) NewRunner(backend backends.Backend, context *context.Ctx) *Runner {
r := &Runner{
Running: false,
Context: context,
Backend: backend,
Name: backend.Name(),
Exec: backend.ExecPath(),
Args: backend.ExecArgs(),
Stderr: filepath.Join(context.UserConfig.LogPath, backend.Name()+"_stderr.log"),
Stdout: filepath.Join(context.UserConfig.LogPath, backend.Name()+"_stdout.log"),
Daemon: dc,
exit: make(chan struct{}),
}
return r
}
func NewExecRunner(backend backends.Backend, context *context.Ctx) Runner {
r := &ExecRunner{
RunnerCommon: RunnerCommon{
name: backend.Name(),
context: context,
backend: backend,
},
exec: backend.ExecPath(),
args: backend.ExecArgs(),
isRunning: false,
restartCount: 1,
isSupervised: false,
signals: make(chan string),
stderr: filepath.Join(context.UserConfig.LogPath, backend.Name()+"_stderr.log"),
stdout: filepath.Join(context.UserConfig.LogPath, backend.Name()+"_stdout.log"),
}
r.signalProcessor()
return r
}
func (dc *DaemonConfig) AddBackendAsRunner(backend backends.Backend, context *context.Ctx) {
dc.Runner[backend.Name()] = dc.NewRunner(backend, context)
}