reads postgresql.conf value for port and uses it

portconfig.patch (text/plain), 1.37 KB, created by Bèrto 'd Sèra on 2011-11-25 10:57:00 UTC

--- postgresql-9.1.old  2011-11-24 09:44:59.000000000 +0100
+++ postgresql-9.1      2011-11-25 11:41:04.000000000 +0100
@@ -11,6 +11,22 @@
        provide postgresql-9.1
 }
 
+readconf() {
+    while read -r B C D E; do
+       if [ "${B:0:1}" != "#" ] && [ "$B" == "$2" ] ; then
+          if [ "$C" == "=" ] ; then
+             # the optional = operator has been used, choose $D
+             VALUE="$D"
+             return 0
+          else
+             VALUE="$C"
+             return 0
+          fi
+       fi
+    done < "$PGDATA/$1"
+    VALUE=${PGPORT}
+}
+
 checkconfig() {
        if [ -z ${DATA_DIR} ] ; then
                eerror "DATA_DIR not set"
@@ -48,11 +64,12 @@
                eerror "HINT: Try: 'chmod 644 ${PGDATA}/*.conf'"
                return 1
        fi
-       if [ -e /var/run/postgresql/.s.PGSQL.${PGPORT} ] ; then
+        readconf "postgresql.conf" "port";
+       if [ -e /var/run/postgresql/.s.PGSQL.${VALUE} ] ; then
                eerror "Socket conflict."
                eerror "A server is already listening on:"
-               eerror "    /var/run/postgresql/.s.PGSQL.${PGPORT}"
-               eerror "HINT: Change PGPORT to listen on a different socket."
+               eerror "    /var/run/postgresql/.s.PGSQL.${VALUE}"
+               eerror "HINT: Configure the port to another value in postgresql.conf."
                return 1
        fi
 }