Find errors in dig output in system tests

Facilitate faster system test failure identification and debugging by
checking any dig outputs for errors, which are typically indicative of
CI runner network / load issues.

(cherry picked from commit 940e160c06e95c10ac58c3495dbd63daef1797b9)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ad1d7f0b11440b708990a2c4e95ff9f1f7232a21..7d2f7ba0c7b44545f8c00cc076b389d3f4d51559 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -323,6 +323,7 @@ stages:
     - REALSOURCEDIR="$PWD"
     - test -n "${OUT_OF_TREE_WORKSPACE}" && cd "${OUT_OF_TREE_WORKSPACE}"
     - cat bin/tests/system/test-suite.log
+    - find bin/tests/system -name "*dig.*" | xargs grep "error"
     - *find_python
     - >
       "$PYTHON" "$REALSOURCEDIR"/bin/tests/convert-trs-to-junit.py . > "$CI_PROJECT_DIR"/junit.xml
@@ -345,6 +346,7 @@ stages:
   <<: *system_test_common
   after_script:
     - cat bin/tests/system/test-suite.log
+    - find bin/tests/system -name "*dig.*" | xargs grep "error"
     - *find_python
     - *parse_tsan
     - >