squeeze: init script for rbenv
/home/yuri/_/1/.ruby-version:
2.2.1
/home/yuri/_/1/d1:
def w s File.open(File.dirname(__FILE__) + '/log', 'a') { |f| f.puts '[%s] %s' % [Time.now.strftime('%Y-%m-%d %H-%M-%S'), s] } end w RUBY_VERSION w 'umask %i' % File.umask while true w 'test %s' % ARGV sleep 1 end
/etc/init.d/d1:
#! /bin/sh ### BEGIN INIT INFO # Provides: skeleton # Required-Start: $remote_fs $syslog # Required-Stop: $remote_fs $syslog # Default-Start: 2 3 4 5 # Default-Stop: 0 1 6 # Short-Description: Test daemon ### END INIT INFO # Do NOT "set -e" USER=yuri PRJ_ROOT=/home/yuri/_/1 # PATH should only include /usr/* if it runs after the mountnfs.sh script PATH=/sbin:/usr/sbin:/bin:/usr/bin DESC="test daemon" NAME=d1 DAEMON=$(su - "$USER" -c 'cd "$1" && rbenv which ruby' - "$PRJ_ROOT") DAEMON_ARGS="--options args" PIDFILE=/var/run/$NAME.pid SCRIPTNAME=/etc/init.d/$NAME # Exit if the package is not installed { [ -e "$DAEMON" ] && [ -e "$PRJ_ROOT/$NAME" ]; } || exit 0 # Read configuration variable file if it is present [ -r /etc/default/$NAME ] && . /etc/default/$NAME # Load the VERBOSE setting and other rcS variables . /lib/init/vars.sh # Define LSB log_* functions. # Depend on lsb-base (>= 3.2-14) to ensure that this file is present # and status_of_proc is working. . /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 --test \ --pidfile $PIDFILE --exec $DAEMON --name $(basename $DAEMON) --user $USER \ > /dev/null \ || return 1 start-stop-daemon --start --quiet \ --pidfile $PIDFILE --exec $DAEMON --name $(basename $DAEMON) --user $USER \ --background --chuid $USER --make-pidfile --chdir $PRJ_ROOT \ -- $PRJ_ROOT/$NAME $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 \ --pidfile $PIDFILE --exec $DAEMON --name $(basename $DAEMON) --user $USER RETVAL="$?" [ "$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) [ "$VERBOSE" != no ] && log_end_msg 1 ;; esac ;; status) if [ -e "$PIDFILE" ]; then read -r pid <"$PIDFILE" if ps -p "$pid" >/dev/null; then log_success_msg "$NAME is running" else log_failure_msg "$NAME is not running" exit 1 fi else log_failure_msg "$NAME is likely not running (pid file is not around)" exit 4 fi ;; #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 :
