ci: improve the pipelines

.gitlab-ci.yml

@@ -4,6 +4,7 @@ stages:
   - flake
   - test
   - deploy
+  - deploy_gitlab
 
 # Update the flake for any changes upstream
 # Passed in from upstream
@@ -39,27 +40,8 @@ update:
     variables:
       - $UPDATE_FLAKE == "yes"
 
-build:
-  stage: test
-  tags:
-    - nix
-  before_script:
-    - . "$HOME/.nix-profile/etc/profile.d/nix.sh"
-    # use the new flake
-    - git pull origin main
-  script:
-    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- build
-  only:
-    changes:
-      - applications/**/*
-      - machines/**/*
-      - secrets/**/*
-      - flake.*
-      - .gitlab-ci.yml
-
 # every commit on main will build and deploy
-deploy:
-  stage: deploy
+.build_template: &build
   tags:
     - nix
   before_script:
@@ -71,11 +53,6 @@ deploy:
     # load nix environment
     - . "$HOME/.nix-profile/etc/profile.d/nix.sh"
     - git pull origin main
-  script:
-      # dns is always deployed first
-    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-dns
-    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-core
-    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active
   only:
     refs:
       - main
@@ -86,19 +63,38 @@ deploy:
       - flake.*
       - .gitlab-ci.yml
 
-deploy_gitlab:
+build:
+  <<: *build
+  stage: test
+  script:
+    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- build
+
+# dns always has to be deployed first
+deploy_dns:
+  <<: *build
   stage: deploy
-  tags:
-    - nix
-  before_script:
-    # setup ssh key
-    - eval $(ssh-agent -s)
-    - echo "$DEPLOY_KEY" | tr -d '\r' | ssh-add - > /dev/null
-    - mkdir -p ~/.ssh
-    - chmod 700 ~/.ssh
-    # load nix environment
-    - . "$HOME/.nix-profile/etc/profile.d/nix.sh"
-    - git pull origin main
+  script:
+    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-dns
+
+deploy_core:
+  <<: *build
+  stage: deploy
+  needs:
+    - deploy_dns
+  script:
+    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-core
+
+deploy_active:
+  <<: *build
+  stage: deploy
+  needs:
+    - deploy_dns
+  script:
+    - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active
+
+deploy_gitlab:
+  <<: *build
+  stage: deploy_gitlab
   script:
     - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-gitlab
   when: manual