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-rw-r--r--tests/artifactcache/pull.py28
1 files changed, 19 insertions, 9 deletions
diff --git a/tests/artifactcache/pull.py b/tests/artifactcache/pull.py
index dde451a8c..e9fa734ee 100644
--- a/tests/artifactcache/pull.py
+++ b/tests/artifactcache/pull.py
@@ -25,6 +25,16 @@ def message_handler(message, context):
pass
+# Since parent processes wait for queue events, we need
+# to put something on it if the called process raises an
+# exception.
+def _queue_wrapper(target, queue, *args):
+ try:
+ target(*args, queue=queue)
+ except Exception as e:
+ queue.put(str(e))
+ raise
+
def tree_maker(cas, tree, directory):
if tree.root.ByteSize() == 0:
tree.root.CopyFrom(directory)
@@ -97,9 +107,9 @@ def test_pull(cli, tmpdir, datafiles):
queue = multiprocessing.Queue()
# Use subprocess to avoid creation of gRPC threads in main BuildStream process
# See https://github.com/grpc/grpc/blob/master/doc/fork_support.md for details
- process = multiprocessing.Process(target=_test_pull,
- args=(user_config_file, project_dir, artifact_dir,
- 'target.bst', element_key, queue))
+ process = multiprocessing.Process(target=_queue_wrapper,
+ args=(_test_pull, queue, user_config_file, project_dir,
+ artifact_dir, 'target.bst', element_key))
try:
# Keep SIGINT blocked in the child process
@@ -205,9 +215,9 @@ def test_pull_tree(cli, tmpdir, datafiles):
queue = multiprocessing.Queue()
# Use subprocess to avoid creation of gRPC threads in main BuildStream process
# See https://github.com/grpc/grpc/blob/master/doc/fork_support.md for details
- process = multiprocessing.Process(target=_test_push_tree,
- args=(user_config_file, project_dir, artifact_dir,
- artifact_digest, queue))
+ process = multiprocessing.Process(target=_queue_wrapper,
+ args=(_test_pull_tree, queue, user_config_file, project_dir,
+ artifact_dir, artifact_digest))
try:
# Keep SIGINT blocked in the child process
@@ -233,9 +243,9 @@ def test_pull_tree(cli, tmpdir, datafiles):
queue = multiprocessing.Queue()
# Use subprocess to avoid creation of gRPC threads in main BuildStream process
- process = multiprocessing.Process(target=_test_pull_tree,
- args=(user_config_file, project_dir, artifact_dir,
- tree_digest, queue))
+ process = multiprocessing.Process(target=_queue_wrapper,
+ args=(_test_pull_tree, queue, user_config_file, project_dir,
+ artifact_dir, tree_digest))
try:
# Keep SIGINT blocked in the child process