From 3a7c6cd153d67bec2503562ca3163b2d502f6f9e Mon Sep 17 00:00:00 2001
From: Thibaut <madtibo_git@tribu-ml.fr>
Date: Tue, 31 Dec 2019 16:03:27 +0100
Subject: [PATCH] Pitrery 3 deb (#92)

* Create a symbolic link from /usr/bin/(archive|restore)_xlog to /usr/bin/(archive|restore)_wal on debian package upgrade.
---
 debian/changelog |  2 +-
 debian/postinst  | 20 ++++++++++----------
 debian/preinst   | 14 ++++++++++++++
 debian/prerm     | 16 ++++++++--------
 4 files changed, 33 insertions(+), 19 deletions(-)
 create mode 100644 debian/preinst

diff --git a/debian/changelog b/debian/changelog
index b95666b..6aed1ef 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -4,7 +4,7 @@ pitrery (3.0-1) buster; urgency=medium
   * Compatible with PostgreSQL 12
   * Rename 'xlog' to 'wal' in scripts and parameters
 
- -- Thibaut MADELAINE <thibaut.madelaine@dalibo.com> Fri, 27 Dec 2019 11:32:00 +000
+ -- Thibaut MADELAINE <thibaut.madelaine@dalibo.com>  Mon, 30 Dec 2019 16:44:00 +0200
 
 pitrery (2.4-1) buster; urgency=medium
 
diff --git a/debian/postinst b/debian/postinst
index de7c13b..8c18fd3 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -3,14 +3,14 @@
 set -e
 
 case "$1" in
-	upgrade)
-		if [ -e /usr/bin/archive_xlog_to_wal ] ; then
-			rm -f /usr/bin/archive_xlog_to_wal
-			ln -s /usr/bin/archive_wal /usr/bin/archive_xlog
-		fi
-		if [ -e /usr/bin/restore_xlog_to_wal ] ; then
-			rm -f /usr/bin/restore_xlog_to_wal
-			ln -s /usr/bin/restore_wal /usr/bin/restore_xlog
-		fi
-	;;
+  configure)
+    if [ -e /usr/bin/archive_xlog_to_wal ] ; then
+      rm -f /usr/bin/archive_xlog_to_wal
+      ln -s /usr/bin/archive_wal /usr/bin/archive_xlog
+    fi
+    if [ -e /usr/bin/restore_xlog_to_wal ] ; then
+      rm -f /usr/bin/restore_xlog_to_wal
+      ln -s /usr/bin/restore_wal /usr/bin/restore_xlog
+    fi
+  ;;
 esac
diff --git a/debian/preinst b/debian/preinst
new file mode 100644
index 0000000..d28d0b2
--- /dev/null
+++ b/debian/preinst
@@ -0,0 +1,14 @@
+#! /bin/sh
+
+set -e
+
+case "$1" in
+  upgrade)
+    if [ -e /usr/bin/archive_xlog ] && [ ! -h /usr/bin/archive_xlog ] ; then
+      touch /usr/bin/archive_xlog_to_wal
+    fi
+    if [ -e /usr/bin/restore_xlog ] && [ ! -h /usr/bin/restore_xlog ] ; then
+      touch /usr/bin/restore_xlog_to_wal
+    fi
+  ;;
+esac
diff --git a/debian/prerm b/debian/prerm
index f7b90f2..6db3fba 100755
--- a/debian/prerm
+++ b/debian/prerm
@@ -3,12 +3,12 @@
 set -e
 
 case "$1" in
-	upgrade)
-		if [ -e /usr/bin/archive_xlog ] && [ ! -h /usr/bin/archive_xlog ] ; then
-			touch /usr/bin/archive_xlog_to_wal
-		fi
-		if [ -e /usr/bin/restore_xlog ] && [ ! -h /usr/bin/restore_xlog ] ; then
-			touch /usr/bin/restore_xlog_to_wal
-		fi
-	;;
+    remove)
+        if [ -h /usr/bin/archive_xlog ] ; then
+            rm -f /usr/bin/archive_xlog
+        fi
+        if [ -h /usr/bin/restore_xlog ] ; then
+           rm -f /usr/bin/restore_xlog
+        fi
+    ;;
 esac