.gitlab-ci.yml: add conda deps stage/container

.gitlab-ci.yml

@@ -35,6 +35,7 @@ stages:
     - level0
     - level1
     - level2
+    - deps
     - test-gstlal
     - test-inspiral
     - test-burst
@@ -108,7 +109,35 @@ level2:rpm:gstlal-burst:
     - level0:rpm:gstlal
     - level1:rpm:gstlal-ugly
 
+# conda dev container
+.dependencies: &dependencies
+  stage: deps
+  variables:
+    GIT_STRATEGY: fetch
+    IMAGE_TAG: $CI_REGISTRY_IMAGE/$CI_JOB_NAME:$CI_COMMIT_REF_NAME
+  script:
+    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+    - |
+      cat <<EOF > Dockerfile
+      FROM igwn/base:conda
+      COPY gstlal-inspiral/share/conda/dev-environment.yml .
+      RUN conda config --set always_yes yes
+      RUN conda config --add channels conda-forge
+      RUN conda update -n base conda
+      RUN conda env update -n base -f dev-environment.yml
+      RUN conda install vim wget curl
+      RUN rm -f dev-environment.yml
+      ENTRYPOINT bash
+      EOF
+    - docker build -t $IMAGE_TAG .
+    - docker push $IMAGE_TAG
+  only:
+    changes:
+      - gstlal-inspiral/share/conda/dev-environment.yml
+dependencies/conda:
+  <<: *dependencies
 
+# test stages
 test:gstlal:
   image: containers.ligo.org/alexander.pace/gstlal-dev/gstlal-dev:el7
   stage: test-gstlal