Merge pull request #16414 from cevich/fix_cirrus_cron_jobs

[CI:BUILD] Fix cirrus cirrus-cron GHA workflow scripts, add checks, and tests

contrib/cirrus/prebuild.sh

@@ -9,8 +9,10 @@ set -eo pipefail
 # prevent wasting time on tests that can't succeed due to some
 # outage, failure, or missed expectation.
 
+set -a
 source /etc/automation_environment
 source $AUTOMATION_LIB_PATH/common_lib.sh
+set +a
 
 req_env_vars CI DEST_BRANCH IMAGE_SUFFIX TEST_FLAVOR TEST_ENVIRON \
              PODBIN_NAME PRIV_NAME DISTRO_NV AUTOMATION_LIB_PATH \
@@ -21,6 +23,7 @@ req_env_vars CI DEST_BRANCH IMAGE_SUFFIX TEST_FLAVOR TEST_ENVIRON \
 # shellcheck disable=SC2154
 cd $CIRRUS_WORKING_DIR
 
+msg "Checking Cirrus YAML"
 # Defined by CI config.
 # shellcheck disable=SC2154
 showrun $SCRIPT_BASE/cirrus_yaml_test.py
@@ -28,13 +31,19 @@ showrun $SCRIPT_BASE/cirrus_yaml_test.py
 # Defined by CI config.
 # shellcheck disable=SC2154
 if [[ "${DISTRO_NV}" =~ fedora ]]; then
+    msg "Checking shell scripts"
     showrun ooe.sh dnf install -y ShellCheck  # small/quick addition
     showrun shellcheck --color=always --format=tty \
         --shell=bash --external-sources \
         --enable add-default-case,avoid-nullary-conditions,check-unassigned-uppercase \
         --exclude SC2046,SC2034,SC2090,SC2064 \
         --wiki-link-count=0 --severity=warning \
-        $SCRIPT_BASE/*.sh hack/get_ci_vm.sh
+        $SCRIPT_BASE/*.sh \
+        ./.github/actions/check_cirrus_cron/* \
+        hack/get_ci_vm.sh
+
+    export PREBUILD=1
+    showrun bash ${CIRRUS_WORKING_DIR}/.github/actions/check_cirrus_cron/test.sh
 fi
 
 msg "Checking 3rd party network service connectivity"