[ci] guix only pipeline.

.gitlab-ci.yml

@@ -39,6 +39,9 @@ workflow:
     - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::win only.*/
       variables:
         PIPELINE_NAME: "win only MR pipeline: $CI_MERGE_REQUEST_SOURCE_PROJECT_PATH $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME"
+    - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::guix only.*/
+      variables:
+        PIPELINE_NAME: "guix only MR pipeline: $CI_MERGE_REQUEST_SOURCE_PROJECT_PATH $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME"
     - if: $CI_MERGE_REQUEST_IID # merge requests
       variables:
         PIPELINE_NAME: "MR pipeline: $CI_MERGE_REQUEST_SOURCE_PROJECT_PATH $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME"
@@ -73,6 +76,9 @@ include:
   - local: "/scripts/ci/pipelines/win.yml"
     rules:
       - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::win only.*/
+  - local: "/scripts/ci/pipelines/guix.yml"
+    rules:
+      - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::guix only.*/
   - local: "/scripts/ci/jobs/build-wheels.yml"
     rules:
       - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::wheels only.*/

scripts/ci/jobs/build-guix.yml

@@ -12,14 +12,21 @@ build guix:
   rules:
     - if: '$CI_COMMIT_BRANCH == "master"'
       allow_failure: true
+    - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::guix only.*/
     - when: manual
       allow_failure: true
   script:
     - which guix
     - guix describe
     # SteadyStateDiffusion only!
-    - guix build --fallback -L $PWD/.guix/modules ogs-ssd
-    - guix build --fallback -L $PWD/.guix/modules ogs-petsc-ssd
+    - |
+      if [[ "$CI_MERGE_REQUEST_LABELS" =~ .*ci::guix\ only.* ]]; then
+        guix build --fallback -L $PWD/.guix/modules ogs
+        guix build --fallback -L $PWD/.guix/modules ogs-petsc
+      else
+        guix build --fallback -L $PWD/.guix/modules ogs-ssd
+        guix build --fallback -L $PWD/.guix/modules ogs-petsc-ssd
+      fi
 
 deploy guix container eve:
   stage: build

scripts/ci/pipelines/guix.yml

+include:
+  - local: "/scripts/ci/extends/*.yml"
+  - local: "/scripts/ci/jobs/build-guix.yml"