WIP3

roles/linux-system-roles.network/tests/get-coverage.sh

@@ -0,0 +1,68 @@
+#! /bin/bash
+# SPDX-License-Identifier: BSD-3-Clause
+
+if [ -n "${DEBUG}" ]
+then
+    set -x
+fi
+set -e
+
+if [ "$#" -lt 2 ]
+then
+    echo "USAGE: ${0} host playbook"
+    echo "Get coverage info from host for playbook"
+    exit 1
+fi
+
+host="${1}"
+shift
+playbook="${1}"
+
+coverage_data="remote-coveragedata-${host}-${playbook%.yml}"
+coverage="/root/.local/bin/coverage"
+
+echo "Getting coverage for ${playbook} on ${host}" >&2
+
+call_ansible() {
+    local module="${1}"
+    shift
+    local args="${1}"
+    shift
+    ansible -m "${module}" -i "${host}", -a "${args}" all "${@}"
+}
+
+remote_coverage_dir="$(mktemp -d /tmp/remote_coverage-XXXXXX)"
+trap "rm -rf '${remote_coverage_dir}'" EXIT
+ansible-playbook -i "${host}", get-coverage.yml -e "test_playbook=${playbook} destdir=${remote_coverage_dir}"
+
+#COVERAGE_FILE=remote-coverage coverage combine remote-coverage/tests_*/*/root/.coverage
+./merge-coverage.sh coverage "${coverage_data}"-tmp $(find "${remote_coverage_dir}" -type f | tr , _)
+
+# When https://github.com/nedbat/coveragepy/pull/49 is merged, this can be simplified:
+if false
+then
+cat > tmp_merge_coveragerc <<EOF
+[paths]
+source =
+    .
+    /tmp/ansible_*/
+EOF
+else
+cat > tmp_merge_coveragerc <<EOF
+[paths]
+source =
+    .
+EOF
+for file in $(COVERAGE_FILE="${coverage_data}"-tmp coverage report | grep -o "/tmp/ansible_[^/]*" | sort -u)
+do
+    echo "    ${file}" >> tmp_merge_coveragerc
+done
+fi
+
+COVERAGE_FILE="${coverage_data}" coverage combine --rcfile tmp_merge_coveragerc "${coverage_data}"-tmp
+rm tmp_merge_coveragerc
+
+COVERAGE_FILE="${coverage_data}" coverage report ||:
+COVERAGE_FILE="${coverage_data}" coverage html --directory "htmlcov-${coverage_data}" ||:
+
+echo "Coverage collected in: ${coverage_data}"