From fd2bb2f751c13b3c0c002b8e012810902b9da364 Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Fri, 8 Jun 2018 02:02:24 -0500
Subject: harmony -> system

---
 system/postgresql/postgresql.pre-upgrade | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 system/postgresql/postgresql.pre-upgrade

(limited to 'system/postgresql/postgresql.pre-upgrade')

diff --git a/system/postgresql/postgresql.pre-upgrade b/system/postgresql/postgresql.pre-upgrade
new file mode 100644
index 000000000..6116252c1
--- /dev/null
+++ b/system/postgresql/postgresql.pre-upgrade
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+new="$1"
+old="$2"
+
+pgver=${new%.*}
+compare=$(apk version -t "$old" $pgver)
+
+# check if we upgrade from earlier than $pgver and if it is running
+if [ "$compare" != "<" ] || ! /etc/init.d/postgresql --quiet status; then
+	exit 0
+fi
+
+if [ -f /etc/conf.d/postgresql ]; then
+	. /etc/conf.d/postgresql
+fi
+
+cat <<EOF
+* You are upgrading to postgres $pgver wich is not compatible with the running
+* See: http://www.postgresql.org/docs/$pgver/static/upgrading.html
+*
+* The corresponding steps for Alpine Linux is:
+*
+*  pg_dumpall -U ${PGUSER:-postgres} > dumpfile
+*  /etc/init.d/postgresql stop
+*  apk add -u postgresql
+*  /etc/init.d/postgresql setup
+*  /etc/init.d/postgresql start
+*  psql -U ${PGUSER:-postgres} -f dumpfile
+*
+EOF
+exit 1
-- 
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