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.

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 34d603156ca61c1b8ff5b284bda2c2198cde4341..687054ed5b0d76b488840214ba18460998c34967 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -321,6 +321,7 @@ 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
@@ -343,6 +344,7 @@ 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
     - >