Dev: coverage: inject coverage with sitecustomize.py in feature tests (#1458)

With python-coverage updated to 7.5.3 from 4.x, code called with
`multiprocessing` is able to be measured now.

This is an refreshed version of #1297.

Author: liangxin1300

codecov.yml

@@ -6,12 +6,9 @@ coverage:
     patch:
       default:
         threshold: 0.35%
-codecov: 
+codecov:
   notify:
     after_n_builds: 27
 comment:
   after_n_builds: 27
   layout: "condensed_header, flags, files, condensed_footer"
-
-ignore:
-  - "crmsh/report"

data-manifest

@@ -74,7 +74,8 @@ test/features/cluster_api.feature
 test/features/configure_bugs.feature
 test/features/constraints_bugs.feature
 test/features/corosync_ui.feature
-test/features/coveragerc
+test/features/coverage/coveragerc
+test/features/coverage/sitecustomize.py
 test/features/crm_report_bugs.feature
 test/features/crm_report_normal.feature
 test/features/environment.py

test/features/coveragerc renamed to test/features/coverage/coveragerc

@@ -0,0 +1,5 @@
+import coverage
+import atexit
+cov=coverage.Coverage(config_file="/opt/crmsh/test/features/coverage/coveragerc")
+atexit.register(lambda:(cov.stop(),cov.save()))
+cov.start()

test/features/coverage/sitecustomize.py

@@ -411,7 +411,7 @@ run_origin_regression_test() {
 
 prepare_coverage_env() {
 	for node in $*; do
-            docker exec -t $node /bin/sh -c 'sed -i '\''1a\import coverage\nimport atexit\ncov=coverage.Coverage(config_file="/opt/crmsh/test/features/coveragerc")\natexit.register(lambda:(cov.stop(),cov.save()))\ncov.start()'\'' /usr/sbin/crm'
+            docker cp "$PROJECT_PATH"/test/features/coverage/sitecustomize.py "$node":/usr/lib/python3.11/site-packages/sitecustomize.py
 	done
 }