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put hupper config in config file

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Signed-off-by: Justin Cormack <justin.cormack@docker.com>
This commit is contained in:
Justin Cormack 2016-04-07 14:07:35 +01:00
parent 73a0d72378
commit 40814e4779
2 changed files with 22 additions and 10 deletions
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10
alpine/packages/hupper/etc/init.d/hupper
View File

@ -15,24 +15,26 @@ start()
ebegin "Starting docker config update manager" ebegin "Starting docker config update manager"
[ -n "${PIDFILE}" ] || PIDFILE=/run/hupper.pid PIDFILE=/run/hupper.pid
DOCKERPIDFILE=/run/docker.pid
start-stop-daemon --start --quiet \ start-stop-daemon --start --quiet \
--background \ --background \
--exec /bin/hupper \ --exec /bin/hupper \
--make-pidfile --pidfile ${PIDFILE} \ --make-pidfile --pidfile ${PIDFILE} \
-- -- -pidfile ${PIDFILE} -huppidfile ${DOCKERPIDFILE} \
-path /Database/branch/master/watch/com.docker.driver.amd64-linux.node/etc.node/docker.node/daemon.json.node/tree.live
eend $? "Failed to start hupper" eend $? "Failed to start hupper"
} }
stop() stop()
{ {
[ -d /Databse ] || exit 0 [ -d /Database ] || exit 0
ebegin "Stopping docker config update manager" ebegin "Stopping docker config update manager"
[ -n "${PIDFILE}" ] || PIDFILE=/run/hupper.pid PIDFILE=/run/hupper.pid
start-stop-daemon --stop --quiet --pidfile ${PIDFILE} start-stop-daemon --stop --quiet --pidfile ${PIDFILE}

16
alpine/packages/hupper/main.go
View File

@ -18,18 +18,28 @@ var (
) )
func init() { func init() {
flag.StringVar(&path, "path", "/Database/branch/master/watch/com.docker.driver.amd64-linux.node/etc.node/docker.node/daemon.json.node/tree.live", "path of the file to watch") flag.StringVar(&path, "path", "", "path of the file to watch")
flag.StringVar(&huppidfile, "huppidfile", "/run/docker.pid", "pidfile for process to signal") flag.StringVar(&huppidfile, "huppidfile", "", "pidfile for process to signal")
flag.StringVar(&pidfile, "pidfile", "/run/hupper.pid", "my pidfile") flag.StringVar(&pidfile, "pidfile", "", "my pidfile")
} }
func main() { func main() {
log.SetFlags(0) log.SetFlags(0)
flag.Parse() flag.Parse()
if path == "" {
log.Fatal("watch path not set")
}
if huppidfile == "" {
log.Fatal("huppidfile not set")
}
if pidfile != "" {
pid := os.Getpid() pid := os.Getpid()
pidbytes := []byte(strconv.Itoa(pid)) pidbytes := []byte(strconv.Itoa(pid))
_ = ioutil.WriteFile(pidfile, pidbytes, 0644) _ = ioutil.WriteFile(pidfile, pidbytes, 0644)
}
watch, err := os.Open(path) watch, err := os.Open(path)
if err != nil { if err != nil {