add preinst script

Older versions of our daemona do not restart with HUP, so we
need to do a stop/start.

diff --git a/Makefile b/Makefile
index 75f523df48392c295b26f07170bbedd1c22ac676..429264baa998842ffe1c0cede637cc2cdcac3ad0 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -43,6 +43,7 @@ ${DEB} deb:
        install -m 0644 debian/conffiles dest/DEBIAN
        install -m 0755 debian/config dest/DEBIAN
        install -m 0644 debian/templates dest/DEBIAN
+       install -m 0755 debian/preinst dest/DEBIAN
        install -m 0755 debian/postinst dest/DEBIAN
        install -m 0755 debian/prerm dest/DEBIAN
        install -m 0755 debian/postrm dest/DEBIAN

diff --git a/debian/preinst b/debian/preinst
new file mode 100644 (file)
index 0000000..a683054
--- /dev/null
+++ b/debian/preinst
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+set -e
+
+DAEMONS="pveproxy spiceproxy pvestatd pvedaemon"
+
+case "$1" in
+    install|upgrade)
+       old_version=$2
+       if [ ! -e /proxmox_install_mode ]; then  
+           if dpkg --compare-versions "$old_version" lt '3.3-9' ; then
+               echo "Detected old pve-manager version - using stop/start to restart daemons"
+               for i in ${DAEMONS}; do
+                   if [ -e "/usr/bin/$i" ]; then
+                       /usr/bin/$i stop
+                   fi
+               done
+           fi
+       fi
+    ;;
+
+    abort-upgrade)
+    ;;
+
+    *)
+        echo "preinst called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+exit 0