blob: 1791e68b58994ec64b6a56e2a1a988808b12f88d [file] [log] [blame]
Patrick Williamsb48b7b42016-08-17 15:04:38 -05001#!/bin/sh
2#
3# postgresql This is the init script for starting up the PostgreSQL
4# server.
5#
6# chkconfig: - 64 36
7# description: PostgreSQL database server.
8# processname: postmaster
9# pidfile: /var/run/postmaster.PORT.pid
10
11# This script is slightly unusual in that the name of the daemon (postmaster)
12# is not the same as the name of the subsystem (postgresql)
13
14# PGVERSION is the full package version, e.g., 8.4.0
15# Note: the specfile inserts the correct value during package build
16PGVERSION=9.2.4
Brad Bishop19323692019-04-05 15:28:33 -040017# PGMAJORVERSION is major version, e.g., 10 (this should match PG_VERSION)
18PGMAJORVERSION=`echo "$PGVERSION" | sed 's/^\([0-9]*\).*$/\1/'`
Patrick Williamsb48b7b42016-08-17 15:04:38 -050019
20# Source function library.
21. /etc/init.d/functions
22
23# Find the name of the script
24NAME=`basename $0`
25if [ ${NAME:0:1} = "S" -o ${NAME:0:1} = "K" ]
26then
27 NAME=${NAME:3}
28fi
29
30# For SELinux we need to use 'runuser' not 'su'
31if [ -x /sbin/runuser ]
32then
33 SU=runuser
34else
35 SU=su
36fi
37
38
39# Set defaults for configuration variables
40PGENGINE=/usr/bin
41PGPORT=5432
42PGDATA=/var/lib/postgresql/data
43PGLOG=/var/lib/postgresql/pgstartup.log
44# Value to set as postmaster process's oom_adj
45PG_OOM_ADJ=-17
46
47# Override defaults from /etc/sysconfig/postgresql if file is present
48[ -f /etc/default/postgresql/${NAME} ] && . /etc/default/postgresql/${NAME}
49
50export PGDATA
51export PGPORT
52
53lockfile="/var/lock/subsys/${NAME}"
54pidfile="/var/run/postmaster.${PGPORT}.pid"
55
56script_result=0
57
58start(){
59 [ -x "$PGENGINE/postmaster" ] || exit 5
60
61 PSQL_START=$"Starting ${NAME} service: "
62
63 # Make sure startup-time log file is valid
64 if [ ! -e "$PGLOG" -a ! -h "$PGLOG" ]
65 then
66 touch "$PGLOG" || exit 4
67 chown postgres:postgres "$PGLOG"
68 chmod go-rwx "$PGLOG"
69 [ -x /sbin/restorecon ] && /sbin/restorecon "$PGLOG"
70 fi
71
72 # Check for the PGDATA structure
73 if [ -f "$PGDATA/PG_VERSION" ] && [ -d "$PGDATA/base" ]
74 then
75 # Check version of existing PGDATA
76 if [ x`cat "$PGDATA/PG_VERSION"` != x"$PGMAJORVERSION" ]
77 then
78 SYSDOCDIR="(Your System's documentation directory)"
79 if [ -d "/usr/doc/postgresql-$PGVERSION" ]
80 then
81 SYSDOCDIR=/usr/doc
82 fi
83 if [ -d "/usr/share/doc/postgresql-$PGVERSION" ]
84 then
85 SYSDOCDIR=/usr/share/doc
86 fi
87 if [ -d "/usr/doc/packages/postgresql-$PGVERSION" ]
88 then
89 SYSDOCDIR=/usr/doc/packages
90 fi
91 if [ -d "/usr/share/doc/packages/postgresql-$PGVERSION" ]
92 then
93 SYSDOCDIR=/usr/share/doc/packages
94 fi
95 echo
96 echo $"An old version of the database format was found."
97 echo $"You need to upgrade the data format before using PostgreSQL."
98 echo $"See $SYSDOCDIR/postgresql-$PGVERSION/README.rpm-dist for more information."
99 exit 1
100 fi
101 else
102 # No existing PGDATA! Warn the user to initdb it.
103 echo
104 echo "$PGDATA is missing. Use \"postgresql-setup initdb\" to initialize the cluster first."
105 echo -n " [FAILED] "
106 echo
107 exit 1
108 fi
109
110 echo -n "$PSQL_START"
111 test x"$PG_OOM_ADJ" != x && echo "$PG_OOM_ADJ" > /proc/self/oom_score_adj
112 $SU -l postgres -c "$PGENGINE/postmaster -p '$PGPORT' -D '$PGDATA' ${PGOPTS} &" >> "$PGLOG" 2>&1 < /dev/null
113 sleep 2
114 pid=`head -n 1 "$PGDATA/postmaster.pid" 2>/dev/null`
115 if [ "x$pid" != x ]
116 then
117 echo -n " [ OK ]"
118 touch "$lockfile"
119 echo $pid > "$pidfile"
120 echo
121 else
122 echo -n " [FAILED]"
123 echo
124 script_result=1
125 fi
126}
127
128stop(){
129 echo -n $"Stopping ${NAME} service: "
130 if [ -e "$lockfile" ]
131 then
132 $SU -l postgres -c "$PGENGINE/pg_ctl stop -D '$PGDATA' -s -m fast" > /dev/null 2>&1 < /dev/null
133 ret=$?
134 if [ $ret -eq 0 ]
135 then
136 echo -n " [ OK ] "
137 rm -f "$pidfile"
138 rm -f "$lockfile"
139 else
140 echo -n " [FAILED] "
141 script_result=1
142 fi
143 else
144 # not running; per LSB standards this is "ok"
145 echo -n " [ OK ] "
146 fi
147 echo
148}
149
150restart(){
151 stop
152 start
153}
154
155condrestart(){
156 [ -e "$lockfile" ] && restart || :
157}
158
159reload(){
160 $SU -l postgres -c "$PGENGINE/pg_ctl reload -D '$PGDATA' -s" > /dev/null 2>&1 < /dev/null
161}
162
163
164# See how we were called.
165case "$1" in
166 start)
167 start
168 ;;
169 stop)
170 stop
171 ;;
172 status)
173 status postmaster
174 script_result=$?
175 ;;
176 restart)
177 restart
178 ;;
179 condrestart|try-restart)
180 condrestart
181 ;;
182 reload)
183 reload
184 ;;
185 force-reload)
186 restart
187 ;;
188 *)
189 echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
190 exit 2
191esac
192
193exit $script_result