1 files changed, 20 insertions, 0 deletions
diff --git a/test/integration/targets/fork_safe_stdio/runme.sh b/test/integration/targets/fork_safe_stdio/runme.sh
new file mode 100755
index 0000000..4438c3f
--- /dev/null
+++ b/test/integration/targets/fork_safe_stdio/runme.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -eu
+
+echo "testing for stdio deadlock on forked workers (10s timeout)..."
+
+# Enable a callback that trips deadlocks on forked-child stdout, time out after 10s; forces running
+# in a pty, since that tends to be much slower than raw file I/O and thus more likely to trigger the deadlock.
+# Redirect stdout to /dev/null since it's full of non-printable garbage we don't want to display unless it failed
+ANSIBLE_CALLBACKS_ENABLED=spewstdio SPEWSTDIO_ENABLED=1 python run-with-pty.py timeout 10s ansible-playbook -i hosts -f 5 test.yml > stdout.txt && RC=$? || RC=$?
+
+if [ $RC != 0 ]; then
+  echo "failed; likely stdout deadlock. dumping raw output (may be very large)"
+  cat stdout.txt
+  exit 1
+fi
+
+grep -q -e "spewstdio STARTING NONPRINTING SPEW ON BACKGROUND THREAD" stdout.txt || (echo "spewstdio callback was not enabled"; exit 1)
+
+echo "PASS"