postgresql upgrade to 8.2.3, bringing in the server as well... this needs some data dir decisions to be made. to be discussed.

git-svn-id: svn://svn.openwrt.org/openwrt/packages@6915 3c298f89-4303-0410-b956-a3cf2f4a3e73

libs/postgresql/files/postgresql.conf

@@ -0,0 +1,5 @@
+config postgresql config
+	option PGUSER	postgres
+	option PGDATA	/var/postgresql/data
+	option PGLOG	/var/postgresql/data/postgresql.log
+	option PG_CTL	/usr/bin/pg_ctl

libs/postgresql/files/postgresql.init

@@ -0,0 +1,45 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006 OpenWrt.org
+
+start() {
+    config_load "postgresql"
+    if [ ! -e /bin/su ]; then
+        echo "The su command is requred to run postgres"
+        exit 1
+    fi
+    config_get pgdata config PGDATA
+
+    if [ ! -d ${pgdata} ]; then
+        echo "Create the data directory (${pgdata}) and try again"
+        exit 1
+    fi
+
+    if [ -f ${pgdata}/postmaster.pid ]; then
+        rm ${pgdata}/postmaster.pid
+    fi
+
+    config_get pguser config PGUSER
+    config_get pglog config PGLOG
+    config_get pgctl config PG_CTL
+    config_get pgopts config PGOPTS
+
+    /bin/su - ${pguser} -c "${pgctl} start -D '${pgdata}' -s -l '${pglog}' -o '${pgopts}'"
+
+    while :
+    do
+        cnt=$((${cnt} + 1))
+        if [ -f "${pgdata}/postmaster.pid" ]; then
+            ret=0
+            break
+        fi
+
+        if [ ${cnt} -eq 30 ]; then
+            echo "Postgres failed to start.  See ${pglog} for details"
+            ret=1
+            break
+        fi
+        sleep 1
+    done
+
+    return ${ret}
+}