From 8167b7ba5f7ab9b767fc0f17cf68e19fee33fc02 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dennis=20Gl=C3=A4ser?= <dennis.glaeser@iws.uni-stuttgart.de>
Date: Wed, 2 Jun 2021 10:01:29 +0200
Subject: [PATCH] [ci] receive upstream reference commit

---
 .gitlab-ci.yml         |  4 ++--
 .gitlab-ci/default.yml | 48 ++++++++++++++++++++++++++++++------------
 2 files changed, 36 insertions(+), 16 deletions(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7cc5a7c..21e064d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -19,11 +19,11 @@ variables:
     - if: $CI_PIPELINE_SOURCE == "merge_request_event"
       when: manual
   variables:
-    TRIGGER_SOURCE: $CI_PIPELINE_SOURCE
     MR_TARGET_BRANCH_NAME: $CI_MERGE_REQUEST_TARGET_BRANCH_NAME
-    DUMUX_PIPELINE_SOURCE: $DUMUX_PIPELINE_SOURCE
     DUMUX_MR_SOURCE_BRANCH: $DUMUX_MERGE_REQUEST_SOURCE_BRANCH
     DUMUX_MR_TARGET_BRANCH: $DUMUX_MERGE_REQUEST_TARGET_BRANCH
+    DUMUX_TRIGGER_COMMIT_SHA: $DUMUX_COMMIT_SHA
+    DUMUX_TRIGGER_REF_SHA: $DUMUX_REFERENCE_SHA
 
 full-dune-2.7-gcc:
   extends: .default-trigger
diff --git a/.gitlab-ci/default.yml b/.gitlab-ci/default.yml
index 633672b..aad3d4b 100644
--- a/.gitlab-ci/default.yml
+++ b/.gitlab-ci/default.yml
@@ -12,35 +12,56 @@ workflow:
 
 # variables that may be overwritten by the trigger
 variables:
-  TRIGGER_SOURCE: "unknown"
-  MR_TARGET_BRANCH_NAME: "master"
-  DUMUX_PIPELINE_SOURCE: "unknown"
-  DUMUX_MR_SOURCE_BRANCH: "unknown"
-  DUMUX_MR_TARGET_BRANCH: "unknown"
+  DUMUX_REPO: "https://git.iws.uni-stuttgart.de/dumux-repositories/dumux.git"
+  MR_TARGET_BRANCH_NAME: ""
+  DUMUX_MR_SOURCE_BRANCH: ""
+  DUMUX_MR_TARGET_BRANCH: ""
+  DUMUX_TRIGGER_COMMIT_SHA: ""
+  DUMUX_TRIGGER_REF_SHA: ""
 
 select tests:
   stage: configure
   before_script:
     - |
-      if [[ "$DUMUX_PIPELINE_SOURCE" == "merge_request_event" ]]; then
-          echo "Cloning upstream merge request source/target branches ${DUMUX_MR_SOURCE_BRANCH}/${DUMUX_MR_TARGET_BRANCH}"
-          git clone -b ${DUMUX_MR_SOURCE_BRANCH} --depth=1 https://git.iws.uni-stuttgart.de/dumux-repositories/dumux.git
+      if [[ -n "$DUMUX_MR_SOURCE_BRANCH" ]]; then
+          echo "Fetching upstream branches related to merge request."
+          echo "Source branch: $DUMUX_MR_SOURCE_BRANCH"
+          echo "Target branch: $DUMUX_MR_TARGET_BRANCH"
+
+          git clone -b ${DUMUX_MR_TARGET_BRANCH} --depth 1 $DUMUX_REPO
           pushd dumux
-              git fetch --depth=1 origin ${DUMUX_MR_TARGET_BRANCH}:${DUMUX_MR_TARGET_BRANCH}
+              git fetch --depth=1 origin ${DUMUX_MR_SOURCE_BRANCH}:${DUMUX_MR_SOURCE_BRANCH}
           popd
+
       else
-          echo "Cloning into Dumux master"
-          git clone -b master --depth 1 https://git.iws.uni-stuttgart.de/dumux-repositories/dumux.git
+          git clone -b master --depth 1 $DUMUX_REPO
+
+          pushd dumux
+              if [[ -n "$DUMUX_TRIGGER_COMMIT_SHA" ]]; then
+                  echo "Fetching upstream commit $DUMUX_TRIGGER_COMMIT_SHA"
+                  git fetch --depth=1 origin ${DUMUX_TRIGGER_COMMIT_SHA}
+                  git checkout ${DUMUX_TRIGGER_COMMIT_SHA}
+              fi
+
+              if [[ -n "$DUMUX_TRIGGER_REF_SHA" ]]; then
+                  echo "Fetching upstream reference commit $DUMUX_TRIGGER_REF_SHA"
+                  git fetch --depth=1 origin ${DUMUX_TRIGGER_REF_SHA}
+              fi
+          popd
       fi
     - dunecontrol --opts=$DUNE_OPTS_FILE --only=dumux all
   script:
     - dunecontrol --opts=$DUNE_OPTS_FILE --current all
     - |
-      if [[ "$DUMUX_PIPELINE_SOURCE" == "merge_request_event" ]]; then
+      if [[ -n "$DUMUX_MR_SOURCE_BRANCH" ]]; then
           CHECK_FOLDER="dumux"
           SOURCE_TREE=$DUMUX_MR_SOURCE_BRANCH
           TARGET_TREE=$DUMUX_MR_TARGET_BRANCH
-      elif [[ "$TRIGGER_SOURCE" == "merge_request_event" ]]; then
+      elif [[ -n "$DUMUX_TRIGGER_REF_SHA" ]]; then
+          CHECK_FOLDER="dumux"
+          SOURCE_TREE=$DUMUX_TRIGGER_COMMIT_SHA
+          TARGET_TREE=$DUMUX_TRIGGER_REF_SHA
+      elif [[ -n "$MR_TARGET_BRANCH_NAME" ]]; then
           CHECK_FOLDER="."
           SOURCE_TREE="HEAD"
           TARGET_TREE=origin/$MR_TARGET_BRANCH_NAME
@@ -57,7 +78,6 @@ select tests:
                                                  --file-list changedfiles.txt \
                                                  --build-dir build-cmake
       else
-          echo "Received trigger source / dumux pipeline source: $TRIGGER_SOURCE / $DUMUX_PIPELINE_SOURCE"
           echo "Skipping test selection, build/test stages will consider all tests!"
           touch affectedtests.json
       fi
-- 
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