Use "trigger" keyword for pipeline.

Summary

Use "trigger" keyword for pipeline. See #8 (closed)

Focus

Are the variables set correctly?

Test Environment

Look at pipelines and see if they work.

Check List for the Author

Please, prepare your MR for a review. Be sure to write a summary and a focus and create gitlab comments for the reviewer. They should guide the reviewer through the changes, explain your changes and also point out open questions. For further good practices have a look at our review guidelines

• All automated tests pass
• Reference related issues
• Up-to-date CHANGELOG.md (or not necessary)
• Annotations in code (Gitlab comments)
  • Intent of new code
  • Problems with old code
  • Why this implementation?

Check List for the Reviewer

• I understand the intent of this MR
• All automated tests pass
• Up-to-date CHANGELOG.md (or not necessary)
• The test environment setup works and the intended behavior is reproducible in the test environment
• In-code documentation and comments are up-to-date.
• Check: Are there specifications? Are they satisfied?

For further good practices have a look at our review guidelines.

.gitlab-ci.yml

+#
+# This file is a part of the CaosDB Project.
+#
+# Copyright (C) 2021-2022 IndiScale GmbH (info@indiscale.com)
+# Copyright (C) 2021 Florian Spreckelsen <f.spreckelsen@indiscale.com>
+# Copyright (C) 2022 Daniel Hornung <d.hornung@indiscale.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 # Taken an adapted from gitlab's example repos:
 # https://gitlab.com/gitlab-examples/julia
 
@@ -16,7 +36,6 @@
 variables:
   JULIALIB_REGISTRY_IMAGE: $CI_REGISTRY/caosdb/src/caosdb-julialib/testenv:$CI_COMMIT_REF_NAME
 
-  JULIAINTTEST_PIPELINE: https://gitlab.indiscale.com/api/v4/projects/120/trigger/pipeline
   JULIAINTTEST_BRANCHES: https://gitlab.indiscale.com/api/v4/projects/120/repository/branches
   GIT_SUBMODULE_STRATEGY: normal
 
@@ -25,9 +44,11 @@ variables:
   TRIGGERED_BY_HASH: $CI_COMMIT_SHORT_SHA
 
   # The defalt branch to use with caosdb-cpplib
-  # TODO: Change back to dev once f-consolidate-c has been merged.
   CPP_DEFAULT_BRANCH: dev
 
+  # For storing cross-job values
+  DOTENV: custom.env
+
 image: $JULIALIB_REGISTRY_IMAGE
 
 stages:
@@ -153,8 +174,8 @@ test_pages:
     refs:
       - main
 
-# trigger the integration tests
-trigger_inttest:
+trigger_prepare:
+  # Calculate the branch name
   tags: [ docker ]
   stage: deploy
   script:
@@ -175,22 +196,40 @@ trigger_inttest:
     - JULIAINT_REF=${JULIAINT_REF:-dev}
     - F_BRANCH=$CI_COMMIT_REF_NAME
 
-    - echo "Triggering caosdb-juliainttest@${JULIAINT_REF} (F_BRANCH=$F_BRANCH)"
-    - curl -w "%{stderr}HTTPCODE=%{http_code}" -X POST
-      -F token=$CI_JOB_TOKEN
-      -F "variables[TRIGGERED_BY_REPO]=$TRIGGERED_BY_REPO"
-      -F "variables[TRIGGERED_BY_REF]=$TRIGGERED_BY_REF"
-      -F "variables[TRIGGERED_BY_HASH]=$TRIGGERED_BY_HASH"
-      -F "variables[JULIALIB_REGISTRY_IMAGE]=$JULIALIB_REGISTRY_IMAGE"
-      -F "variables[CPPLIB_REF]=${CPP_DEFAULT_BRANCH}"
-      -F "variables[F_BRANCH]=${F_BRANCH}"
-      -F ref=${JULIAINT_REF} $JULIAINTTEST_PIPELINE 2>HTTPCODE
-
-    # fail if the request failed
-    - grep -c "HTTPCODE=2" HTTPCODE
+    # Write to dotenv
+    - echo "JULIAINT_REF=${JULIAINT_REF}" >> "$DOTENV"
+    - echo "F_BRANCH=${F_BRANCH}" >> "$DOTENV"
+    - echo "CPPLIB_REF=${CPP_DEFAULT_BRANCH}" >> "$DOTENV"
+    - cat "$DOTENV"
+  artifacts:
+    reports:
+      dotenv: "$DOTENV"
+    expire_in: 1 day
 
 
-# WARNING: This template is using the `julia` images from [Docker
+# trigger the integration tests
+trigger_inttest:
+  stage: deploy
+  needs: [ trigger_prepare ]
+  inherit:
+    variables:
+      # List the variables that shall be inherited, which also means they will override any equally
+      # named varibles in child pipelines.
+      - TRIGGERED_BY_REPO
+      - TRIGGERED_BY_REF
+      - TRIGGERED_BY_HASH
+      - JULIALIB_REGISTRY_IMAGE
+  variables:
+    # dotenv variables must be set again here.
+    F_BRANCH: $F_BRANCH
+    CPPLIB_REF: $CPPLIB_REF
+  trigger:
+    project: caosdb/src/caosdb-juliainttest
+    branch: $JULIAINT_REF
+    strategy: depend
+
+
+# WARNING: This template uses the `julia` images from [Docker
 # Hub][3]. One can use custom Julia images and/or the official ones
 # found in the same place. However, care must be taken to correctly
 # locate the binary file (`/opt/julia/bin/julia` above), which is