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https://github.com/zeromq/libzmq.git
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Problem: test failure on CI due to ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL/EPIPE problem
Solution: add workaround at another place, unify two code fragments to remove duplication
This commit is contained in:
Simon Giesecke
parent
aacb219acd
commit
7ba70e95e5
@ -272,6 +272,48 @@ void expect_new_client_curve_bounce_fail (void *ctx,
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close_zero_linger (client);
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}
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#ifdef ZMQ_BUILD_DRAFT_API
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// expects that one or more occurrences of the expected event are received
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// via the specified socket monitor
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// returns the number of occurrences of the expected event
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// interrupts, if a ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL/EPIPE occurs;
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// in this case, 0 is returned
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// this should be investigated further, see
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// https://github.com/zeromq/libzmq/issues/2644
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int expect_monitor_event_multiple (void *server_mon,
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int expected_event,
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int expected_err = -1)
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{
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int count_of_expected_events = 0;
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int client_closed_connection = 0;
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int timeout = -1;
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int event;
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int err;
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while (
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(event = get_monitor_event_with_timeout (server_mon, &err, NULL, timeout))
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!= -1) {
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timeout = 250;
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// ignore errors with EPIPE, which happen sporadically, see above
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if (event == ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL && err == EPIPE) {
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fprintf (stderr, "Ignored event: %x (err = %i)\n", event, err);
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client_closed_connection = 1;
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break;
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}
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if (event != expected_event
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|| (-1 != expected_err && err != expected_err)) {
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fprintf (stderr, "Unexpected event: %x (err = %i)\n", event, err);
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assert (false);
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}
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++count_of_expected_events;
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}
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assert (count_of_expected_events > 0 || client_closed_connection);
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return count_of_expected_events;
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}
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#endif
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void test_garbage_key(void *ctx,
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void *server,
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void *server_mon,
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@ -284,67 +326,19 @@ void test_garbage_key(void *ctx,
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client_secret, my_endpoint, server);
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#ifdef ZMQ_BUILD_DRAFT_API
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int timeout = -1;
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int handshake_failed_encryption_event_count =
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expect_monitor_event_multiple (server_mon,
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ZMQ_EVENT_HANDSHAKE_FAILED_ENCRYPTION);
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int handshake_failed_encryption_event_count = 0;
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int handshake_failed_client_closed = 0;
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int err;
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int event;
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int event_count = 0;
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while (
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(event = get_monitor_event_with_timeout (server_mon, &err, NULL, timeout))
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!= -1) {
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++event_count;
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timeout = 250;
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switch (event) {
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case ZMQ_EVENT_HANDSHAKE_FAILED_ENCRYPTION:
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++handshake_failed_encryption_event_count;
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break;
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case ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL:
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// ignore errors with EPIPE, which happen sporadically
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if (err == EPIPE) {
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fprintf (stderr, "Ignored event: %x (err = %i)\n", event,
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err);
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++handshake_failed_client_closed;
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continue;
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}
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default:
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fprintf (stderr, "Unexpected event: %x (err = %i)\n", event,
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err);
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assert (false);
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}
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if (handshake_failed_encryption_event_count == 2
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|| handshake_failed_client_closed == 1)
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break;
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}
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fprintf (stderr,
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"event_count == %i, "
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"handshake_failed_encryption_event_count == %i, "
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"handshake_failed_client_closed = %i\n",
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event_count, handshake_failed_encryption_event_count,
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handshake_failed_client_closed);
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// handshake_failed_encryption_event_count should be two because
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// handshake_failed_encryption_event_count should be at least two because
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// expect_bounce_fail involves two exchanges
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// however, with valgrind we see only one event (maybe the next one takes
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// very long, or does not happen at all because something else takes very
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// long)
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// cases where handshake_failed_client_closed == 1 should be
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// investigated further, see https://github.com/zeromq/libzmq/issues/2644
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assert (handshake_failed_encryption_event_count >= 1
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|| handshake_failed_client_closed == 1);
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// Even though the client socket is closed, the server still handles HELLO
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// messages. Output them for diagnostic purposes.
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do {
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int err;
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event =
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get_monitor_event_with_timeout (server_mon, &err, NULL, timeout);
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if (event != -1) {
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fprintf (stderr, "Flushed event: %x (errno = %i)\n", event, err);
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}
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} while (event != -1);
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fprintf (stderr,
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"count of ZMQ_EVENT_HANDSHAKE_FAILED_ENCRYPTION events: %i\n",
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handshake_failed_encryption_event_count);
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#endif
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}
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@ -560,7 +554,6 @@ void test_curve_security_zap_unsuccessful (void *ctx,
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char *my_endpoint,
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void *server,
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void *server_mon,
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int timeout,
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int expected_event,
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int expected_err)
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{
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@ -569,38 +562,23 @@ void test_curve_security_zap_unsuccessful (void *ctx,
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my_endpoint, server);
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#ifdef ZMQ_BUILD_DRAFT_API
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int count_of_expected_events = 0;
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int event;
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int err;
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while (
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(event = get_monitor_event_with_timeout (server_mon, &err, NULL, timeout))
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!= -1) {
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if (event == expected_event) {
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++count_of_expected_events;
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if (err != expected_err) {
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fprintf (stderr, "Unexpected event: %x (err = %i)\n", event,
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err);
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assert (false);
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}
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}
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}
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assert (count_of_expected_events > 0);
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expect_monitor_event_multiple (server_mon, expected_event, expected_err);
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#endif
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// there may be more than one ZAP request due to repeated attempts by the client
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assert (1 <= zmq_atomic_counter_value (zap_requests_handled));
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}
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void test_curve_security_zap_protocol_error(
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void *ctx, char *my_endpoint, void *server, void *server_mon, int timeout)
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void test_curve_security_zap_protocol_error (void *ctx,
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char *my_endpoint,
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void *server,
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void *server_mon)
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{
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test_curve_security_zap_unsuccessful (
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ctx, my_endpoint, server, server_mon, timeout,
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test_curve_security_zap_unsuccessful (ctx, my_endpoint, server, server_mon,
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#ifdef ZMQ_BUILD_DRAFT_API
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ZMQ_EVENT_HANDSHAKE_FAILED_ZAP, EPROTO
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ZMQ_EVENT_HANDSHAKE_FAILED_ZAP, EPROTO
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#else
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0, 0
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0, 0
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#endif
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);
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}
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@ -712,7 +690,7 @@ int main (void)
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&server_mon, my_endpoint,
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&zap_handler_wrong_version);
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test_curve_security_zap_protocol_error (ctx, my_endpoint, server,
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server_mon, timeout);
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server_mon);
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shutdown_context_and_server_side (ctx, zap_thread, server, server_mon);
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// wrong request id
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@ -720,7 +698,7 @@ int main (void)
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&server_mon, my_endpoint,
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&zap_handler_wrong_request_id);
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test_curve_security_zap_protocol_error (ctx, my_endpoint, server,
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server_mon, timeout);
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server_mon);
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shutdown_context_and_server_side (ctx, zap_thread, server, server_mon);
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// status invalid (not a 3-digit number)
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@ -728,7 +706,7 @@ int main (void)
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&server_mon, my_endpoint,
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&zap_handler_wrong_status_invalid);
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test_curve_security_zap_protocol_error (ctx, my_endpoint, server,
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server_mon, timeout);
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server_mon);
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shutdown_context_and_server_side (ctx, zap_thread, server, server_mon);
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// too many parts
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@ -736,7 +714,7 @@ int main (void)
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&server_mon, my_endpoint,
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&zap_handler_too_many_parts);
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test_curve_security_zap_protocol_error (ctx, my_endpoint, server,
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server_mon, timeout);
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server_mon);
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shutdown_context_and_server_side (ctx, zap_thread, server, server_mon);
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// ZAP non-standard cases
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@ -748,12 +726,12 @@ int main (void)
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// TODO is this usable? EAGAIN does not appear to be an appropriate error
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// code, and the status text is completely lost
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test_curve_security_zap_unsuccessful (
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ctx, my_endpoint, server, server_mon, timeout,
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test_curve_security_zap_unsuccessful (ctx, my_endpoint, server, server_mon,
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#ifdef ZMQ_BUILD_DRAFT_API
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ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL, EAGAIN
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ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL,
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EAGAIN
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#else
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0, 0
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0, 0
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#endif
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);
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shutdown_context_and_server_side (ctx, zap_thread, server, server_mon);
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