开始成功
有没有人一起使用start-stop-daemon和mono-service2? 我已经为此奋斗了几天,并且已经获得了各种各样的工作,但是在为单声道服务获取全功能初始化脚本方面没有取得成功。
这是我迄今为止所了解到的:
单声道或单声道服务exe文件必须命名为变量DAEMON(不能将您的exe文件列为DAEMON)
你必须使用--background标志......否则当这个脚本从包安装程序执行时(deb在我的情况下)。 服务在安装程序结束时终止(与安装程序分叉过程如何有关......我没有调查过这么多)。
我已经成功地在其他脚本中列出带有mono-service标志的pid文件并使用它来停止守护进程,但由于某种原因,它在这里不起作用。 正如下面的脚本不会停止服务 - 不知道为什么。 开始工作正常。
这里是我的部分功能初始化脚本:
#! /bin/sh
### BEGIN INIT INFO
# Provides: ServiceName
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Starts and Stops Service
# Description: Service start|stop|restart
### END INIT INFO
# Author: Author
#
# Do NOT "set -e"
# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="Description of the service"
NAME=Service.exe
DAEMONNAME=ServiceDaemon.sh
INSTALLDIR=/usr/sbin/
DAEMON=/usr/bin/mono-service2
EXENAME=Service.exe
PIDFILE=/var/run/$DAEMONNAME.pid
DAEMON_ARGS=" -l:$PIDFILE $INSTALLDIR/$EXENAME"
#DAEMON_ARGS=" $INSTALLDIR/$EXENAME"
SCRIPTNAME=/etc/init.d/$DAEMONNAME
# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions
#
# Function that starts the daemon/service
#
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
start-stop-daemon --start --quiet --background --exec $DAEMON --test > /dev/null
|| return 1
start-stop-daemon --start --quiet --background --exec $DAEMON --
$DAEMON_ARGS
|| return 2
# Add code here, if necessary, that waits for the process to be ready
# to handle requests from services started subsequently which depend
# on this one. As a last resort, sleep for some time.
}
#
# Function that stops the daemon/service
#
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --name $NAME
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
# Wait for children to finish too if this is a daemon that forks
# and if the daemon is only ever run from this initscript.
# If the above conditions are not satisfied then add some other code
# that waits for the process to drop all resources that could be
# needed by services started subsequently. A last resort is to
# sleep for some time.
start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
[ "$?" = 2 ] && return 2
# Many daemons don't delete their pidfiles when they exit.
rm -f $PIDFILE
return "$RETVAL"
}
#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
#
# If the daemon can reload its configuration without
# restarting (for example, when it is sent a SIGHUP),
# then implement that here.
#
start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
return 0
}
case "$1" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
;;
#reload|force-reload)
#
# If do_reload() is not implemented then leave this commented out
# and leave 'force-reload' as an alias for 'restart'.
#
#log_daemon_msg "Reloading $DESC" "$NAME"
#do_reload
#log_end_msg $?
#;;
restart|force-reload)
#
# If the "reload" option is implemented then remove the
# 'force-reload' alias
#
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;; # Old process is still running
*) log_end_msg 1 ;; # Failed to start
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
*)
#echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
:
我们在单一服务方面遇到了很多问题,并最终在我们的应用中实施了自己的“服务”代码。 没有什么困难,只是抓住一些信号:
UnixSignal intr = new UnixSignal (Signum.SIGINT);
UnixSignal term = new UnixSignal (Signum.SIGTERM);
UnixSignal hup = new UnixSignal (Signum.SIGHUP);
UnixSignal usr2 = new UnixSignal (Signum.SIGUSR2);
UnixSignal[] signals = new UnixSignal[] { intr, term, hup, usr2 };
for (bool running = true; running; )
{
int idx = UnixSignal.WaitAny(signals);
if (idx < 0 || idx >= signals.Length) continue;
log.Debug("daemon: received signal " + signals[idx].Signum.ToString());
if ((intr.IsSet || term.IsSet))
{
intr.Reset ();
term.Reset ();
log.Debug("daemon: stopping...");
running = false;
}
else if (hup.IsSet)
{
// Ignore. Could be used to reload configuration.
hup.Reset();
}
else if (usr2.IsSet)
{
usr2.Reset();
// do something
}
}
我知道这个问题很老,但没有被接受的答案。 我对此也进行了一段时间的修改,并提出了一个守护进程脚本,这对我来说就像是一种魅力。 我在这里发表了博客:http://www.geekytidbits.com/start-stop-daemon-with-mono-service2/
我得到这个脚本与一些小的变化工作:
/ var / run中的pid文件仅在以root用户身份运行时起作用 - 如果您尝试在不使用sudo的情况下运行脚本,单声道服务将无提示失败。
使用--pidfile而不是--name来查找停止的服务。
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