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Remove unnecessary job "initserverpidfile" 

That job was a hacky solution to a real race condition. This removes the
hack without re-introducing the race.

Signed-off-by: Solomon Hykes <solomon@docker.com>
This commit is contained in:
Solomon Hykes 2014-08-05 07:21:05 +00:00
parent c9f3fd3fc7
commit b4efcd53e0
3 changed files with 0 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
builtins/builtins.go
View File

@ -54,9 +54,6 @@ func remote(eng *engine.Engine) error {
// These components should be broken off into plugins of their own. // These components should be broken off into plugins of their own.
// //
func daemon(eng *engine.Engine) error { func daemon(eng *engine.Engine) error {
if err := eng.Register("initserverpidfile", server.InitPidfile); err != nil {
return err
}
if err := eng.Register("initserver", server.InitServer); err != nil { if err := eng.Register("initserver", server.InitServer); err != nil {
return err return err
} }

8
docker/daemon.go
View File

@ -46,14 +46,6 @@ func mainDaemon() {
log.Fatal(err) log.Fatal(err)
} }
// handle the pidfile early. https://github.com/docker/docker/issues/6973
if len(*pidfile) > 0 {
job := eng.Job("initserverpidfile", *pidfile)
if err := job.Run(); err != nil {
log.Fatal(err)
}
}
// load the daemon in the background so we can immediately start // load the daemon in the background so we can immediately start
// the http api so that connections don't fail while the daemon // the http api so that connections don't fail while the daemon
// is booting // is booting

14
server/init.go
View File

@ -5,12 +5,9 @@
package server package server
import ( import (
"fmt"
"github.com/docker/docker/daemon" "github.com/docker/docker/daemon"
"github.com/docker/docker/daemonconfig" "github.com/docker/docker/daemonconfig"
"github.com/docker/docker/engine" "github.com/docker/docker/engine"
"github.com/docker/docker/utils"
) )
func (srv *Server) handlerWrap(h engine.Handler) engine.Handler { func (srv *Server) handlerWrap(h engine.Handler) engine.Handler {
@ -24,17 +21,6 @@ func (srv *Server) handlerWrap(h engine.Handler) engine.Handler {
} }
} }
func InitPidfile(job *engine.Job) engine.Status {
if len(job.Args) == 0 {
return job.Error(fmt.Errorf("no pidfile provided to initialize"))
}
job.Logf("Creating pidfile")
if err := utils.CreatePidFile(job.Args[0]); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
// jobInitApi runs the remote api server `srv` as a daemon, // jobInitApi runs the remote api server `srv` as a daemon,
// Only one api server can run at the same time - this is enforced by a pidfile. // Only one api server can run at the same time - this is enforced by a pidfile.
// The signals SIGINT, SIGQUIT and SIGTERM are intercepted for cleanup. // The signals SIGINT, SIGQUIT and SIGTERM are intercepted for cleanup.