Add pacman hook for SA update

Signed-off-by: Florian Pritz <bluewind@xinu.at>

roles/spampd/files/sa-update.hook

+[Trigger]
+Operation = Install
+Operation = Upgrade
+Type = Package
+Target = spamassassin
+
+[Action]
+When = PostTransaction
+Exec = /usr/bin/systemctl start sa-update.service

roles/spampd/tasks/main.yml

@@ -25,6 +25,12 @@
   notify:
     - systemd daemon reload
 
+- name: create pacman.d hooks dir
+  file: state=directory owner=root group=root path="/etc/pacman.d/hooks"
+
+- name: install pacman sa-update hook
+  copy: src=sa-update.hook dest=/etc/pacman.d/hooks/sa-update.hook owner=root group=root mode=0644
+
 - name: create sa-update keyring directory
   file: path=/etc/mail/spamassassin/sa-update-keys mode=700 owner=root group=root state=directory