initial import

dovecot/dovecot.install

@@ -0,0 +1,41 @@
+post_install() {
+  if ! getent group dovenull &> /dev/null; then
+    groupadd -g 74 dovenull > /dev/null
+  fi
+  if ! getent group dovecot &> /dev/null; then
+    groupadd -g 76 dovecot > /dev/null
+  fi
+  if ! getent passwd dovenull &> /dev/null; then
+    useradd -s /bin/nologin -c "Dovecot user for completely untrustworthy processes" -d /var/empty -u 74 -g dovenull -G adm -r dovenull > /dev/null
+  fi
+  if ! getent passwd dovecot &> /dev/null; then
+    useradd -s /bin/nologin -c "Dovecot user" -d /var/empty -u 76 -g dovecot -G adm -r dovecot > /dev/null
+  fi
+  if ! groups dovenull | grep adm &>/dev/null; then
+    gpasswd -a dovenull adm >/dev/null
+  fi
+  dovenull_shell=$(getent passwd dovenull | cut -d: -f7)
+  if [ "$dovenull_shell" != '/bin/nologin' ]; then
+    chsh -s /bin/nologin dovenull &>/dev/null
+  fi
+  if ! groups dovecot | grep adm &>/dev/null; then
+    gpasswd -a dovecot adm >/dev/null
+  fi
+  dovecot_shell=$(getent passwd dovecot | cut -d: -f7)
+  if [ "$dovecot_shell" != '/bin/nologin' ]; then
+    chsh -s /bin/nologin dovecot &>/dev/null
+  fi
+}
+
+post_remove() {
+  if getent passwd dovecot &> /dev/null; then
+    userdel dovecot >/dev/null
+  fi
+  if getent group dovecot &> /dev/null; then
+    groupdel dovecot >/dev/null
+  fi
+  if getent group dovenull &> /dev/null; then
+    groupdel dovenull >/dev/null
+  fi
+  rm -rf /var/run/dovecot/ &> /dev/null || /bin/true
+}