Give GitLab SSH port 22 and use 2309 for SSH access

ansible/inventory

@@ -1,2 +1,2 @@
 [misc]
-h2954114.stratoserver.net
+pbrinkmeier.de

ansible/misc-all.yaml

@@ -0,0 +1,8 @@
+# All tasks for misc, use this to check whether everything is deployed.
+---
+- name: Set up basic packages, Docker, Nix, sshd
+  import_playbook: misc-setup.yaml
+- name: Deploy Docker configuration
+  import_playbook: misc-docker.yaml
+- name: Check out static websites from git
+  import_playbook: misc-sites.yaml

ansible/misc-setup.yaml

@@ -30,3 +30,23 @@
           - docker
           - docker-compose
           - requests
+    - name: Configure sshd
+      register: sshdconfig
+      become: yes
+      copy:
+        dest: /etc/ssh/sshd_config.d/00_pbri.conf
+        mode: u=rw,g=r,o=r
+        # Included by /etc/ssh/sshd_config before other configuration
+        content: |
+          Port 2309
+          PermitRootLogin no
+          PubkeyAuthentication yes
+          AuthorizedKeysFile .ssh/authorized_keys
+          PasswordAuthentication no
+        validate: /usr/sbin/sshd -T -f %s
+    - name: Restart sshd
+      when: sshdconfig.changed
+      become: yes
+      service:
+        name: sshd
+        state: restarted