nixos/middleman: Add script to deploy mailcow SSL certs

.keys/mail-vm-host.pub

@@ -0,0 +1,3 @@
+mail.nul.ie ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABgQDAsMbpbTmXpN0TWn7/knSJxA5NMZ5mkNuEpGkrU2LzoK/0R+W785ANVgzXbsMGSAn7DzvlVgXiXfWWeK6kTX3YByGs4Qurt9FPN7YWrX++oJQxpPH3HQ0iu76+W9C3aXeAYEuvQoDmCFpxAv9ixWQNGfysFHP48QscyXY5htO1Q75YLV0W8kZ4aIZSJRLePBPsFC2mO/LsfyQ6jV6g5mgmMcYQW43D2kIU+EcvYE9ruHm3Ua0vI74afAV8ND9yv9WhE0uf+7sAlSj1i2JhT28OpxBHdN9HG1Tzt56UWRXkE82eupVvJ3cFe9Mlu9xQyz8w6yvRpi5pWVd1JtnB8UjetnQ/P8Zw2pR+XEMdG78kAZNM1E9ZOsCl80U0U4uawqlFA/M2Qak4y0KjS6d3ruSf/NWhqRAvPCxB878vPOSe+vksUrgfkp0kztH4XyEHydXKWifclgVNDz/+3XvooBQihljfecSDKUSiqqy4DqEcceBgEwL0kqvRd4ylKtYGCYE=
+mail.nul.ie ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBNrg7CJC2On7gYLpShEYy2AhhJfUYs0nOwLlQ9ua9KcrLxv1LZKI9vh18phtQpA+JCM2Fh+z9xpPwQ9YONYBD8Y=
+mail.nul.ie ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJelp0F1tIqJNBZT4nmQjXxkIroDzVdh1c8aNd8F6N3X

.keys/mailcow-acme.pub

@@ -0,0 +1 @@
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABgQDe2AjrLdanqS8taaHZns/0KDmF2nYE2l5oGmUds4yhLoBMKV+YiTDdEeITa9w0+1X01urFQ3IHrzbKthelkzVuecHj4bU9KahbGB8oQaVIu5HGrbW1yGE+48eVGPbT/ooIHEvAw8nMp/uluF5KsaXbeXhyhGZHO4wEo40SFVgVpFg0UYKCgAJMdEADOuJY0af5HNNCbDiInDtNoPyP9SZYsjCXb567UoNwmRRd1Eb0hjFyYKT5WyxLqjG646wy/x0q9WitaODif8vNy0tWlf1ajOtBRa+FoXSM7kCwFbnXJAsal1Z6vsKE5R2qdFHF240u63NL0kCrJ3wDfH3odTG2Y47D70yZ8FaVemMUJ5CKrVnHnCi8wmQF6pq5W1NDoLO7qf1WRrrh8wCz9ocDE5YWvszUNgO3ZpA7BxxRO6RvFoRMQ3VFKBB49MyGbcfZ8nNgL+muynJDKF9Jp8jqR4Kk8ZAsKLqwSqLV0rB2nLRfzI4NL7wBxREy4VvhkSwyxNU= dev@castle

lib/default.nix

@@ -271,5 +271,9 @@ rec {
     me = ../.keys/me.pub;
     deploy = ../.keys/deploy.pub;
     rsyncNet = ../.keys/zh2855.rsync.net.pub;
+    mailcowAcme = ../.keys/mailcow-acme.pub;
+  };
+  sshHostKeys = {
+    mail-vm = ../.keys/mail-vm-host.pub;
   };
 }

nixos/boxes/colony/vms/shill/containers/middleman/default.nix

@@ -50,6 +50,11 @@ in
                   owner = "acme";
                   group = "acme";
                 };
+                "middleman/mailcow-ssh.key" = {
+                  owner = "acme";
+                  group = "acme";
+                  mode = "400";
+                };
                 "middleman/nginx-sso.yaml" = {
                   owner = "nginx-sso";
                   group = "nginx-sso";
@@ -175,11 +180,23 @@ in
                   ];
                   dnsProvider = "cloudflare";
                   credentialsFile = config.age.secrets."middleman/cloudflare-credentials.conf".path;
+                  postRun =
+                  let
+                    sshKey = config.age.secrets."middleman/mailcow-ssh.key".path;
+                  in
+                  ''
+                    ${pkgs.openssh}/bin/scp -i ${sshKey} key.pem fullchain.pem acme@mail.nul.ie:/tmp/
+                    ${pkgs.openssh}/bin/ssh -i ${sshKey} acme@mail.nul.ie mailcow-ssl-reload
+                  '';
                 };
               };
             };
           };
 
+          programs = {
+            ssh.knownHostsFiles = [ lib.my.sshHostKeys.mail-vm ];
+          };
+
           services = {
             netdata = {
               enable = true;

secrets/middleman/mailcow-ssh.key.age

@@ -0,0 +1,64 @@
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+-----END AGE ENCRYPTED FILE-----