treewide: replace/remove dovecot2 service name

The unit name is now dovecot.service.

default.nix

@@ -1185,8 +1185,8 @@ in
                 if failed port 25 protocol smtp for 5 cycles then restart
 
           check process dovecot with pidfile /var/run/dovecot2/master.pid
-                start program = "${pkgs.systemd}/bin/systemctl start dovecot2"
+                start program = "${pkgs.systemd}/bin/systemctl start dovecot"
-                stop program = "${pkgs.systemd}/bin/systemctl stop dovecot2"
+                stop program = "${pkgs.systemd}/bin/systemctl stop dovecot"
                 if failed host ${cfg.fqdn} port 993 type tcpssl sslauto protocol imap for 5 cycles then restart
 
           check process rspamd with matching "rspamd: main process"

docs/migrations.rst

@@ -45,11 +45,11 @@ For remediating this issue the following steps are required:
       wcurl https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/raw/master/migrations/nixos-mailserver-migration-03.py
       chmod +x nixos-mailserver-migration-03.py
 
-2. Stop the ``dovecot2.service``.
+2. Stop the ``dovecot.service``.
 
    .. code-block:: bash
 
-      systemctl stop dovecot2.service
+      systemctl stop dovecot.service
 
 3. Create a backup or snapshot of your ``mailserver.mailDirectory``, so you can restore
    should anything go wrong.
@@ -101,7 +101,7 @@ This migration is required if you both:
 
 For remediating this issue the following steps are required:
 
-1. Stop ``dovecot2.service``.
+1. Stop ``dovecot.service``.
 2. Move ``/var/vmail/ldap`` below your ``mailserver.mailDirectory``.
 3. Update the ``mailserver.stateVersion`` to ``2``.
 

mail-server/assertions.nix

@@ -71,7 +71,7 @@ in
             message = ''
               Issue: The dovecot homedir for LDAP users was previously not respecting `mailserver.mailDirectory`.
               Remediation:
-                - Stop the `dovecot2.service`
+                - Stop the `dovecot.service`
                 - Move `/var/vmail/ldap` below your `mailserver.mailDirectory`
                 - Increase the `stateVersion` to 2.
 

tests/clamav.nix

@@ -248,7 +248,7 @@
     with subtest("no warnings or errors"):
         server.fail("journalctl -u postfix | grep -i error >&2")
         server.fail("journalctl -u postfix | grep -i warning >&2")
-        server.fail("journalctl -u dovecot2 | grep -i error >&2")
+        server.fail("journalctl -u dovecot | grep -i error >&2")
-        server.fail("journalctl -u dovecot2 | grep -i warning >&2")
+        server.fail("journalctl -u dovecot | grep -i warning >&2")
   '';
 }

tests/external.nix

@@ -489,9 +489,9 @@
         server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
 
         client.succeed("imap-mark-spam >&2")
-        server.wait_until_succeeds("journalctl -u dovecot -u dovecot2 | grep -i rspamd-learn-spam.sh >&2")
+        server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-spam.sh >&2")
         client.succeed("imap-mark-ham >&2")
-        server.wait_until_succeeds("journalctl -u dovecot -u dovecot2 | grep -i rspamd-learn-ham.sh >&2")
+        server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-ham.sh >&2")
 
     with subtest("full text search and indexation"):
         # send 2 email from user2 to user1
@@ -509,9 +509,9 @@
         # should fail because this folder is not indexed
         client.fail("search Junk a >&2")
         # check that search really goes through the indexer
-        server.succeed("journalctl -u dovecot -u dovecot2 | grep 'fts-flatcurve(INBOX): Query ' >&2")
+        server.succeed("journalctl -u dovecot | grep 'fts-flatcurve(INBOX): Query ' >&2")
         # check that Junk is not indexed
-        server.fail("journalctl -u dovecot -u dovecot2 | grep 'fts-flatcurve(JUNK): Indexing ' >&2")
+        server.fail("journalctl -u dovecot | grep 'fts-flatcurve(JUNK): Indexing ' >&2")
 
     with subtest("dmarc reporting"):
         server.systemctl("start rspamd-dmarc-reporter.service")
@@ -519,10 +519,10 @@
     with subtest("no warnings or errors"):
         server.fail("journalctl -u postfix | grep -i error >&2")
         server.fail("journalctl -u postfix | grep -i warning >&2")
-        server.fail("journalctl -u dovecot -u dovecot2 | grep -v 'imap-login: Debug: SSL error: Connection closed' | grep -i error >&2")
+        server.fail("journalctl -u dovecot | grep -v 'imap-login: Debug: SSL error: Connection closed' | grep -i error >&2")
         # harmless ? https://dovecot.org/pipermail/dovecot/2020-August/119575.html
         server.fail(
-          "journalctl -u dovecot -u dovecot2 | \
+          "journalctl -u dovecot | \
             grep -v 'Expunged message reappeared, giving a new UID' | \
             grep -v 'Time moved forwards' | \
             grep -i warning >&2"