summary refs log tree commit diff
path: root/debian/matrix-synapse.init
blob: 7a9e8b32969b5458c6395d980c66d7fb87bd51eb (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
#!/bin/sh
### BEGIN INIT INFO
# Provides:          matrix-synapse
# Required-Start:    $local_fs $network $remote_fs $syslog
# Required-Stop:     $local_fs $network $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: <Enter a short description of the software>
# Description:       <Enter a long description of the software>
#                    <...>
#                    <...>
### END INIT INFO

# Author: Paul "LeoNerd" Evans <paul@matrix.org>

# 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="matrix-synapse"
NAME=matrix-synapse
SCRIPTNAME=/etc/init.d/$NAME

PYTHON="/usr/bin/python"
CONFIGS="--config-path /etc/matrix-synapse/homeserver.yaml --config-path /etc/matrix-synapse/conf.d/"
USER="matrix-synapse"
SHAREDIR=/var/lib/$NAME

# Exit if the package is not installed
[ -f "/etc/matrix-synapse/homeserver.yaml" ] || 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

get_config_key()
{
	python -m synapse.config read "$1" $CONFIGS || return 2
}

#
# Function that starts the daemon/service
#
do_start()
{
	# Running --generate-config to create keys if any are absent.
	# Doesn't matter if not
	$PYTHON -m "synapse.app.homeserver" $CONFIGS --generate-keys || return 2

	# Return
	#   0 if daemon has been started
	#   1 if daemon was already running
	#   2 if daemon could not be started
	PIDFILE=`get_config_key "pid_file"`
	RETVAL=$?
	if [ "$RETVAL" != 0 ]; then
		return $RETVAL
	fi
	if [ -r "$PIDFILE" ]; then
		kill -0 `cat $PIDFILE` && return 1
	fi

	export PYTHONPATH

	# Create the PID file so that synapse can write to it as nonroot
	touch $PIDFILE
	chown $USER:nogroup $PIDFILE
	chown $USER:nogroup $SHAREDIR/media/
	chown $USER:nogroup $SHAREDIR/uploads/

	start-stop-daemon --start --pidfile $PIDFILE --chuid $USER \
	  --exec $PYTHON -- -m "synapse.app.homeserver" $CONFIGS --daemonize || return 2

	return 0
}

#
# 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
	PIDFILE=`get_config_key "pid_file"`
	RETVAL=$?
	if [ "$RETVAL" != 0 ]; then
		return $RETVAL
	fi

	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --user $USER --exec $PYTHON
	RETVAL="$?"
	[ "$RETVAL" = 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.
	#
	return 1
}

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) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  status)
    PIDFILE=`get_config_key "pid_file"`
    RETVAL=$?
    if [ "$RETVAL" != 0 ]; then
        return $RETVAL
    fi
	status_of_proc -p "$PIDFILE" "$PYTHON" "$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

: