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/* SPDX-License-Identifier: MPL-2.0 */
#include "testutil.hpp"
#include "testutil_unity.hpp"
#include <stdlib.h>
#include <string.h>
static void zap_handler (void *zap_)
{
// Process ZAP requests forever
while (true) {
char *version = s_recv (zap_);
if (!version)
break; // Terminating
char *sequence = s_recv (zap_);
char *domain = s_recv (zap_);
char *address = s_recv (zap_);
char *routing_id = s_recv (zap_);
char *mechanism = s_recv (zap_);
char *username = s_recv (zap_);
char *password = s_recv (zap_);
TEST_ASSERT_EQUAL_STRING ("1.0", version);
TEST_ASSERT_EQUAL_STRING ("PLAIN", mechanism);
TEST_ASSERT_EQUAL_STRING ("IDENT", routing_id);
send_string_expect_success (zap_, version, ZMQ_SNDMORE);
send_string_expect_success (zap_, sequence, ZMQ_SNDMORE);
if (streq (username, "admin") && streq (password, "password")) {
send_string_expect_success (zap_, "200", ZMQ_SNDMORE);
send_string_expect_success (zap_, "OK", ZMQ_SNDMORE);
send_string_expect_success (zap_, "anonymous", ZMQ_SNDMORE);
send_string_expect_success (zap_, "", 0);
} else {
send_string_expect_success (zap_, "400", ZMQ_SNDMORE);
send_string_expect_success (zap_, "Invalid username or password",
ZMQ_SNDMORE);
send_string_expect_success (zap_, "", ZMQ_SNDMORE);
send_string_expect_success (zap_, "", 0);
}
free (version);
free (sequence);
free (domain);
free (address);
free (routing_id);
free (mechanism);
free (username);
free (password);
}
TEST_ASSERT_SUCCESS_ERRNO (zmq_close (zap_));
}
void *zap_thread;
char my_endpoint[MAX_SOCKET_STRING];
static void setup_zap_handler ()
{
// Spawn ZAP handler
// We create and bind ZAP socket in main thread to avoid case
// where child thread does not start up fast enough.
void *handler = zmq_socket (get_test_context (), ZMQ_REP);
TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (handler, "inproc://zeromq.zap.01"));
zap_thread = zmq_threadstart (&zap_handler, handler);
}
static void teardown_zap_handler ()
{
// Wait until ZAP handler terminates
zmq_threadclose (zap_thread);
}
const char domain[] = "test";
void *server;
static void setup_server ()
{
// Server socket will accept connections
server = test_context_socket (ZMQ_DEALER);
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (server, ZMQ_ROUTING_ID, "IDENT", 6));
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (server, ZMQ_ZAP_DOMAIN, domain, strlen (domain)));
const int as_server = 1;
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (server, ZMQ_PLAIN_SERVER, &as_server, sizeof (int)));
bind_loopback_ipv4 (server, my_endpoint, sizeof my_endpoint);
}
static void teardown_server ()
{
test_context_socket_close (server);
}
void setUp ()
{
setup_test_context ();
setup_zap_handler ();
setup_server ();
}
void tearDown ()
{
teardown_server ();
teardown_test_context ();
teardown_zap_handler ();
}
void test_plain_success ()
{
// Check PLAIN security with correct username/password
void *client = test_context_socket (ZMQ_DEALER);
const char username[] = "admin";
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_PLAIN_USERNAME, username, strlen (username)));
const char password[] = "password";
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_PLAIN_PASSWORD, password, strlen (password)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, my_endpoint));
bounce (server, client);
test_context_socket_close (client);
}
void test_plain_client_as_server_fails ()
{
// Check PLAIN security with badly configured client (as_server)
// This will be caught by the plain_server class, not passed to ZAP
void *client = test_context_socket (ZMQ_DEALER);
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_ZAP_DOMAIN, domain, strlen (domain)));
const int as_server = 1;
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_PLAIN_SERVER, &as_server, sizeof (int)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, my_endpoint));
expect_bounce_fail (server, client);
test_context_socket_close_zero_linger (client);
}
void test_plain_wrong_credentials_fails ()
{
// Check PLAIN security -- failed authentication
void *client = test_context_socket (ZMQ_DEALER);
const char username[] = "wronguser";
const char password[] = "wrongpass";
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_PLAIN_USERNAME, username, strlen (username)));
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (client, ZMQ_PLAIN_PASSWORD, password, strlen (password)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (client, my_endpoint));
expect_bounce_fail (server, client);
test_context_socket_close_zero_linger (client);
}
void test_plain_vanilla_socket ()
{
// Unauthenticated messages from a vanilla socket shouldn't be received
fd_t s = connect_socket (my_endpoint);
// send anonymous ZMTP/1.0 greeting
send (s, "\x01\x00", 2, 0);
// send sneaky message that shouldn't be received
send (s, "\x08\x00sneaky\0", 9, 0);
int timeout = 250;
zmq_setsockopt (server, ZMQ_RCVTIMEO, &timeout, sizeof (timeout));
char *buf = s_recv (server);
if (buf != NULL) {
printf ("Received unauthenticated message: %s\n", buf);
TEST_ASSERT_NULL (buf);
}
close (s);
}
int main (void)
{
setup_test_environment ();
UNITY_BEGIN ();
RUN_TEST (test_plain_success);
RUN_TEST (test_plain_client_as_server_fails);
RUN_TEST (test_plain_wrong_credentials_fails);
RUN_TEST (test_plain_vanilla_socket);
return UNITY_END ();
}
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