Enable/Disable module automatically

debian/icinga-build-test

+#!/bin/bash
+
+set -e
+
+module_name=ipl
+
+echo "Installing icingaweb2 module ${module_name}"
+sudo DEBIAN_FRONTEND=noninteractive apt-get install -y "icingaweb2-module-${module_name}"
+
+sudo sh -ex <<ROOT
+    ls -al /usr/share/icingaweb2/modules
+    find /etc/icingaweb2
+
+    if [ ! -L /etc/icingaweb2/enabledModules/${module_name} ]; then
+        echo "Module is not enabled at /etc/icingaweb2/enabledModules/${module_name}" >&2
+        exit 1
+    fi
+ROOT

debian/postinst

+#!/bin/sh
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <postinst> `configure' <most-recently-configured-version>
+#        * <old-postinst> `abort-upgrade' <new version>
+#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
+#          <new-version>
+#        * <postinst> `abort-remove'
+#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
+#          <failed-install-package> <version> `removing'
+#          <conflicting-package> <version>
+# for details, see https://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+module_name=ipl
+
+setperm() {
+    user="$1"
+    group="$2"
+    mode="$3"
+    file="$4"
+    shift 4
+    # only do something when no setting exists
+    if ! dpkg-statoverride --list "$file" >/dev/null 2>&1; then
+      chown "$user":"$group" "$file"
+      chmod "$mode" "$file"
+    fi
+}
+
+case "$1" in
+    configure)
+        if [ -z "$2" ]; then
+            if [ ! -d /etc/icingaweb2/enabledModules ]; then
+                echo "Creating directory /etc/icingaweb2/enabledModules"
+                mkdir /etc/icingaweb2/enabledModules
+
+                if ! dpkg-statoverride --list /etc/icingaweb2; then
+                    setperm root icingaweb2 2770 /etc/icingaweb2/enabledModules
+                fi
+            fi
+
+            echo "Enabling icingaweb2 module '${module_name}'"
+            ln -svf /usr/share/icingaweb2/modules/"${module_name}" /etc/icingaweb2/enabledModules/"${module_name}"
+        fi
+    ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+    ;;
+
+    *)
+        echo "postinst called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0

debian/prerm

+#!/bin/sh
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <prerm> `remove'
+#        * <old-prerm> `upgrade' <new-version>
+#        * <new-prerm> `failed-upgrade' <old-version>
+#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
+#        * <deconfigured's-prerm> `deconfigure' `in-favour'
+#          <package-being-installed> <version> `removing'
+#          <conflicting-package> <version>
+# for details, see https://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+module_name=ipl
+
+case "$1" in
+    remove)
+        echo "Disabling icingaweb2 module '${module_name}'"
+        rm -f /etc/icingaweb2/enabledModules/"${module_name}"
+    ;;
+
+    upgrade|deconfigure)
+    ;;
+
+    failed-upgrade)
+    ;;
+
+    *)
+        echo "prerm called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0