Changeset 1923 for trunk/packages/xvm-iscsi-config/debian/xvm-iscsi-config.postinst

Timestamp:

Dec 28, 2008, 12:25:35 AM (16 years ago)

Author:

price

Message:

xvm-iscsi-config: don't restart on upgrade, only first install

File:

• trunk/packages/xvm-iscsi-config/debian/xvm-iscsi-config.postinst (modified) (1 diff)

trunk/packages/xvm-iscsi-config/debian/xvm-iscsi-config.postinst

@@ -42 +42 @@
  password: $PASSWORD
 EOF
-        invoke-rc.d xvm-iscsi-config restart
-        invoke-rc.d open-iscsi restart
-        iscsiadm -m discovery -t st -p $(invirt-getconf iscsi.address):3260
+        if [ -z "$2" ]; then
+            invoke-rc.d xvm-iscsi-config restart
+            invoke-rc.d open-iscsi restart
+            iscsiadm -m discovery -t st -p $(invirt-getconf iscsi.address):3260
+        else
+            # Don't disrupt an existing installation.
+            cat <<EOF
+xvm-iscsi-config: If the configuration has changed, restart iscsi:
+  /etc/init.d/xvm-iscsi-config restart
+  /etc/init.d/open-iscsi restart
+  iscsiadm -m discovery -t st -p $(invirt-getconf iscsi.address):3260
+  lvchange -a ln /dev/xenvg && lvchange -a y /dev/xenvg
+This will leave VMs unable to access their disks, so migrate them first.
+
+EOF
+        fi
     ;;