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-rw-r--r--source4/lib/messaging/tests/messaging.c694
1 files changed, 694 insertions, 0 deletions
diff --git a/source4/lib/messaging/tests/messaging.c b/source4/lib/messaging/tests/messaging.c
new file mode 100644
index 0000000..dcbbc19
--- /dev/null
+++ b/source4/lib/messaging/tests/messaging.c
@@ -0,0 +1,694 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ local test for messaging code
+
+ Copyright (C) Andrew Tridgell 2004
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "lib/events/events.h"
+#include "lib/messaging/irpc.h"
+#include "torture/torture.h"
+#include "cluster/cluster.h"
+#include "param/param.h"
+#include "torture/local/proto.h"
+#include "system/select.h"
+#include "system/filesys.h"
+
+#include <gnutls/gnutls.h>
+#include <gnutls/crypto.h>
+
+static uint32_t msg_pong;
+
+static void ping_message(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ NTSTATUS status;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ status = imessaging_send(msg, src, msg_pong, data);
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("pong failed - %s\n", nt_errstr(status));
+ }
+}
+
+static void pong_message(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ int *count = (int *)private_data;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ (*count)++;
+}
+
+static void exit_message(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ talloc_free(private_data);
+ exit(0);
+}
+
+/*
+ test ping speed
+*/
+static bool test_ping_speed(struct torture_context *tctx)
+{
+ struct tevent_context *ev;
+ struct imessaging_context *msg_client_ctx;
+ struct imessaging_context *msg_server_ctx;
+ int ping_count = 0;
+ int pong_count = 0;
+ struct timeval tv;
+ int timelimit = torture_setting_int(tctx, "timelimit", 10);
+ uint32_t msg_ping, msg_exit;
+
+ lpcfg_set_cmdline(tctx->lp_ctx, "pid directory", "piddir.tmp");
+
+ ev = tctx->ev;
+
+ msg_server_ctx = imessaging_init(tctx,
+ tctx->lp_ctx, cluster_id(0, 1),
+ ev);
+
+ torture_assert(tctx, msg_server_ctx != NULL, "Failed to init ping messaging context");
+
+ imessaging_register_tmp(msg_server_ctx, NULL, ping_message, &msg_ping);
+ imessaging_register_tmp(msg_server_ctx, tctx, exit_message, &msg_exit);
+
+ msg_client_ctx = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 2),
+ ev);
+
+ torture_assert(tctx, msg_client_ctx != NULL,
+ "msg_client_ctx imessaging_init() failed");
+
+ imessaging_register_tmp(msg_client_ctx, &pong_count, pong_message, &msg_pong);
+
+ tv = timeval_current();
+
+ torture_comment(tctx, "Sending pings for %d seconds\n", timelimit);
+ while (timeval_elapsed(&tv) < timelimit) {
+ DATA_BLOB data;
+ NTSTATUS status1, status2;
+
+ data.data = discard_const_p(uint8_t, "testing");
+ data.length = strlen((const char *)data.data);
+
+ status1 = imessaging_send(msg_client_ctx, cluster_id(0, 1), msg_ping, &data);
+ status2 = imessaging_send(msg_client_ctx, cluster_id(0, 1), msg_ping, NULL);
+
+ torture_assert_ntstatus_ok(tctx, status1, "msg1 failed");
+ ping_count++;
+
+ torture_assert_ntstatus_ok(tctx, status2, "msg2 failed");
+ ping_count++;
+
+ while (ping_count > pong_count + 20) {
+ tevent_loop_once(ev);
+ }
+ }
+
+ torture_comment(tctx, "waiting for %d remaining replies (done %d)\n",
+ ping_count - pong_count, pong_count);
+ while (timeval_elapsed(&tv) < 30 && pong_count < ping_count) {
+ tevent_loop_once(ev);
+ }
+
+ torture_comment(tctx, "sending exit\n");
+ imessaging_send(msg_client_ctx, cluster_id(0, 1), msg_exit, NULL);
+
+ torture_assert_int_equal(tctx, ping_count, pong_count, "ping test failed");
+
+ torture_comment(tctx, "ping rate of %.0f messages/sec\n",
+ (ping_count+pong_count)/timeval_elapsed(&tv));
+
+ talloc_free(msg_client_ctx);
+ talloc_free(msg_server_ctx);
+
+ return true;
+}
+
+static bool test_messaging_overflow(struct torture_context *tctx)
+{
+ struct imessaging_context *msg_ctx;
+ ssize_t nwritten, nread;
+ pid_t child;
+ char c = 0;
+ int up_pipe[2], down_pipe[2];
+ int i, ret, child_status;
+
+ ret = pipe(up_pipe);
+ torture_assert(tctx, ret == 0, "pipe failed");
+ ret = pipe(down_pipe);
+ torture_assert(tctx, ret == 0, "pipe failed");
+
+ child = fork();
+ if (child < 0) {
+ torture_fail(tctx, "fork failed");
+ }
+
+ if (child == 0) {
+ ret = tevent_re_initialise(tctx->ev);
+ torture_assert(tctx, ret == 0, "tevent_re_initialise failed");
+
+ msg_ctx = imessaging_init(tctx, tctx->lp_ctx,
+ cluster_id(getpid(), 0),
+ tctx->ev);
+ torture_assert(tctx, msg_ctx != NULL,
+ "imessaging_init failed");
+
+ do {
+ nwritten = write(up_pipe[1], &c, 1);
+ } while ((nwritten == -1) && (errno == EINTR));
+
+ ret = close(down_pipe[1]);
+ torture_assert(tctx, ret == 0, "close failed");
+
+ do {
+ nread = read(down_pipe[0], &c, 1);
+ } while ((nread == -1) && (errno == EINTR));
+
+ exit(0);
+ }
+
+ do {
+ nread = read(up_pipe[0], &c, 1);
+ } while ((nread == -1) && (errno == EINTR));
+
+ msg_ctx = imessaging_init(tctx, tctx->lp_ctx, cluster_id(getpid(), 0),
+ tctx->ev);
+ torture_assert(tctx, msg_ctx != NULL, "imessaging_init failed");
+
+ for (i=0; i<1000; i++) {
+ NTSTATUS status;
+ status = imessaging_send(msg_ctx, cluster_id(child, 0),
+ MSG_PING, NULL);
+ torture_assert_ntstatus_ok(tctx, status,
+ "imessaging_send failed");
+ }
+
+ tevent_loop_once(tctx->ev);
+
+ talloc_free(msg_ctx);
+
+ ret = close(down_pipe[1]);
+ torture_assert(tctx, ret == 0, "close failed");
+
+ ret = waitpid(child, &child_status, 0);
+ torture_assert(tctx, ret == child, "wrong child exited");
+ torture_assert(tctx, child_status == 0, "child failed");
+
+ poll(NULL, 0, 500);
+
+ return true;
+}
+
+struct overflow_parent_child {
+ gnutls_hash_hd_t md5_hash_hnd;
+ bool done;
+};
+
+static void overflow_md5_child_handler(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ struct overflow_parent_child *state = private_data;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ if (data->length == 0) {
+ state->done = true;
+ return;
+ }
+
+ gnutls_hash(state->md5_hash_hnd, data->data, data->length);
+}
+
+struct overflow_child_parent {
+ uint8_t final[16];
+ bool done;
+};
+
+static void overflow_md5_parent_handler(struct imessaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ struct overflow_child_parent *state = private_data;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ if (data->length != sizeof(state->final)) {
+ memset(state->final, 0, sizeof(state->final));
+ state->done = true;
+ return;
+ }
+ memcpy(state->final, data->data, 16);
+ state->done = true;
+}
+
+static bool test_messaging_overflow_check(struct torture_context *tctx)
+{
+ struct imessaging_context *msg_ctx;
+ ssize_t nwritten, nread;
+ pid_t child;
+ char c = 0;
+ int up_pipe[2], down_pipe[2];
+ int i, ret, child_status;
+ gnutls_hash_hd_t hash_hnd;
+ uint8_t final[16];
+ struct overflow_child_parent child_msg = { .done = false };
+ NTSTATUS status;
+
+ ret = pipe(up_pipe);
+ torture_assert(tctx, ret == 0, "pipe failed");
+ ret = pipe(down_pipe);
+ torture_assert(tctx, ret == 0, "pipe failed");
+
+ child = fork();
+ if (child < 0) {
+ torture_fail(tctx, "fork failed");
+ }
+
+ if (child == 0) {
+ struct overflow_parent_child child_state = { .done = false };
+ DATA_BLOB retblob = { .data = final, .length = sizeof(final) };
+
+ ret = tevent_re_initialise(tctx->ev);
+ torture_assert(tctx, ret == 0, "tevent_re_initialise failed");
+
+ gnutls_hash_init(&child_state.md5_hash_hnd, GNUTLS_DIG_MD5);
+
+ msg_ctx = imessaging_init(tctx, tctx->lp_ctx,
+ cluster_id(getpid(), 0),
+ tctx->ev);
+ torture_assert(tctx, msg_ctx != NULL,
+ "imessaging_init failed");
+
+ status = imessaging_register(msg_ctx, &child_state,
+ MSG_TMP_BASE-1,
+ overflow_md5_child_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status),
+ "imessaging_register failed");
+
+ do {
+ nwritten = write(up_pipe[1], &c, 1);
+ } while ((nwritten == -1) && (errno == EINTR));
+
+ ret = close(down_pipe[1]);
+ torture_assert(tctx, ret == 0, "close failed");
+
+ do {
+ nread = read(down_pipe[0], &c, 1);
+ } while ((nread == -1) && (errno == EINTR));
+
+ while (!child_state.done) {
+ tevent_loop_once(tctx->ev);
+ }
+
+ gnutls_hash_deinit(child_state.md5_hash_hnd, final);
+
+ status = imessaging_send(msg_ctx,
+ cluster_id(getppid(), 0),
+ MSG_TMP_BASE-2,
+ &retblob);
+ torture_assert(tctx, NT_STATUS_IS_OK(status),
+ "imessaging_send failed");
+
+ exit(0);
+ }
+
+ do {
+ nread = read(up_pipe[0], &c, 1);
+ } while ((nread == -1) && (errno == EINTR));
+
+ msg_ctx = imessaging_init(tctx, tctx->lp_ctx, cluster_id(getpid(), 0),
+ tctx->ev);
+ torture_assert(tctx, msg_ctx != NULL, "imessaging_init failed");
+
+ status = imessaging_register(msg_ctx,
+ &child_msg,
+ MSG_TMP_BASE-2,
+ overflow_md5_parent_handler);
+ torture_assert(tctx,
+ NT_STATUS_IS_OK(status),
+ "imessaging_register failed");
+
+ gnutls_hash_init(&hash_hnd, GNUTLS_DIG_MD5);
+
+ for (i=0; i<1000; i++) {
+ size_t len = ((random() % 100) + 1);
+ uint8_t buf[len];
+ DATA_BLOB blob = { .data = buf, .length = len };
+
+ generate_random_buffer(buf, len);
+
+ gnutls_hash(hash_hnd, buf, len);
+
+ status = imessaging_send(msg_ctx, cluster_id(child, 0),
+ MSG_TMP_BASE-1, &blob);
+ torture_assert_ntstatus_ok(tctx, status,
+ "imessaging_send failed");
+ }
+
+ status = imessaging_send(msg_ctx, cluster_id(child, 0),
+ MSG_TMP_BASE-1, NULL);
+ torture_assert_ntstatus_ok(tctx, status,
+ "imessaging_send failed");
+
+ gnutls_hash_deinit(hash_hnd, final);
+
+ do {
+ nwritten = write(down_pipe[1], &c, 1);
+ } while ((nwritten == -1) && (errno == EINTR));
+
+ while (!child_msg.done) {
+ tevent_loop_once(tctx->ev);
+ }
+
+ ret = close(down_pipe[1]);
+ torture_assert(tctx, ret == 0, "close failed");
+
+ talloc_free(msg_ctx);
+
+ ret = waitpid(child, &child_status, 0);
+ torture_assert(tctx, ret == child, "wrong child exited");
+ torture_assert(tctx, child_status == 0, "child failed");
+
+ if (memcmp(final, child_msg.final, 16) != 0) {
+ dump_data_file(final, 16, false, stderr);
+ dump_data_file(child_msg.final, 16, false, stderr);
+ fflush(stderr);
+ torture_fail(tctx, "checksum comparison failed");
+ }
+
+ return true;
+}
+
+struct test_multi_ctx {
+ struct torture_context *tctx;
+ struct imessaging_context *server_ctx;
+ struct imessaging_context *client_ctx[4];
+ size_t num_missing;
+ bool got_server;
+ bool got_client_0_1;
+ bool got_client_2_3;
+ bool ok;
+};
+
+static void multi_ctx_server_handler(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ struct test_multi_ctx *state = private_data;
+ char *str = NULL;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ torture_assert_goto(state->tctx, state->num_missing >= 1,
+ state->ok, fail,
+ "num_missing should be at least 1.");
+ state->num_missing -= 1;
+
+ torture_assert_goto(state->tctx, !state->got_server,
+ state->ok, fail,
+ "already got server.");
+ state->got_server = true;
+
+ /*
+ * We free the context itself and most likely reuse
+ * the memory immediately.
+ */
+ TALLOC_FREE(state->server_ctx);
+ str = generate_random_str(state->tctx, 128);
+ torture_assert_goto(state->tctx, str != NULL,
+ state->ok, fail,
+ "generate_random_str()");
+
+fail:
+ return;
+}
+
+static void multi_ctx_client_0_1_handler(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ struct test_multi_ctx *state = private_data;
+ char *str = NULL;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ torture_assert_goto(state->tctx, state->num_missing >= 2,
+ state->ok, fail,
+ "num_missing should be at least 2.");
+ state->num_missing -= 2;
+
+ torture_assert_goto(state->tctx, !state->got_client_0_1,
+ state->ok, fail,
+ "already got client_0_1.");
+ state->got_client_0_1 = true;
+
+ /*
+ * We free two contexts and most likely reuse
+ * the memory immediately.
+ */
+ TALLOC_FREE(state->client_ctx[0]);
+ str = generate_random_str(state->tctx, 128);
+ torture_assert_goto(state->tctx, str != NULL,
+ state->ok, fail,
+ "generate_random_str()");
+ TALLOC_FREE(state->client_ctx[1]);
+ str = generate_random_str(state->tctx, 128);
+ torture_assert_goto(state->tctx, str != NULL,
+ state->ok, fail,
+ "generate_random_str()");
+
+fail:
+ return;
+}
+
+static void multi_ctx_client_2_3_handler(struct imessaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ size_t num_fds,
+ int *fds,
+ DATA_BLOB *data)
+{
+ struct test_multi_ctx *state = private_data;
+ char *str = NULL;
+
+ if (num_fds != 0) {
+ DBG_WARNING("Received %zu fds, ignoring message\n", num_fds);
+ return;
+ }
+
+ torture_assert_goto(state->tctx, state->num_missing >= 2,
+ state->ok, fail,
+ "num_missing should be at least 2.");
+ state->num_missing -= 2;
+
+ torture_assert_goto(state->tctx, !state->got_client_2_3,
+ state->ok, fail,
+ "already got client_2_3.");
+ state->got_client_2_3 = true;
+
+ /*
+ * We free two contexts and most likely reuse
+ * the memory immediately.
+ */
+ TALLOC_FREE(state->client_ctx[2]);
+ str = generate_random_str(state->tctx, 128);
+ torture_assert_goto(state->tctx, str != NULL,
+ state->ok, fail,
+ "generate_random_str()");
+ TALLOC_FREE(state->client_ctx[3]);
+ str = generate_random_str(state->tctx, 128);
+ torture_assert_goto(state->tctx, str != NULL,
+ state->ok, fail,
+ "generate_random_str()");
+
+fail:
+ return;
+}
+
+static bool test_multi_ctx(struct torture_context *tctx)
+{
+ struct test_multi_ctx state = {
+ .tctx = tctx,
+ .ok = true,
+ };
+ struct timeval tv;
+ NTSTATUS status;
+
+ lpcfg_set_cmdline(tctx->lp_ctx, "pid directory", "piddir.tmp");
+
+ /*
+ * We use cluster_id(0, 0) as that gets for
+ * all task ids.
+ */
+ state.server_ctx = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 0),
+ tctx->ev);
+ torture_assert(tctx, state.server_ctx != NULL,
+ "Failed to init messaging context");
+
+ status = imessaging_register(state.server_ctx, &state,
+ MSG_TMP_BASE-1,
+ multi_ctx_server_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "imessaging_register failed");
+
+ state.client_ctx[0] = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 0),
+ tctx->ev);
+ torture_assert(tctx, state.client_ctx[0] != NULL,
+ "msg_client_ctx imessaging_init() failed");
+ status = imessaging_register(state.client_ctx[0], &state,
+ MSG_TMP_BASE-1,
+ multi_ctx_client_0_1_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "imessaging_register failed");
+ state.client_ctx[1] = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 0),
+ tctx->ev);
+ torture_assert(tctx, state.client_ctx[1] != NULL,
+ "msg_client_ctx imessaging_init() failed");
+ status = imessaging_register(state.client_ctx[1], &state,
+ MSG_TMP_BASE-1,
+ multi_ctx_client_0_1_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "imessaging_register failed");
+ state.client_ctx[2] = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 0),
+ tctx->ev);
+ torture_assert(tctx, state.client_ctx[2] != NULL,
+ "msg_client_ctx imessaging_init() failed");
+ status = imessaging_register(state.client_ctx[2], &state,
+ MSG_TMP_BASE-1,
+ multi_ctx_client_2_3_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "imessaging_register failed");
+ state.client_ctx[3] = imessaging_init(tctx,
+ tctx->lp_ctx,
+ cluster_id(0, 0),
+ tctx->ev);
+ torture_assert(tctx, state.client_ctx[3] != NULL,
+ "msg_client_ctx imessaging_init() failed");
+ status = imessaging_register(state.client_ctx[3], &state,
+ MSG_TMP_BASE-1,
+ multi_ctx_client_2_3_handler);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "imessaging_register failed");
+
+ /*
+ * Send one message that need to arrive on 3 ( 5 - 2 ) handlers.
+ */
+ state.num_missing = 5;
+
+ status = imessaging_send(state.server_ctx,
+ cluster_id(0, 0),
+ MSG_TMP_BASE-1, NULL);
+ torture_assert_ntstatus_ok(tctx, status, "msg failed");
+
+ tv = timeval_current();
+ while (timeval_elapsed(&tv) < 30 && state.num_missing > 0 && state.ok) {
+ int ret;
+
+ ret = tevent_loop_once(tctx->ev);
+ torture_assert_int_equal(tctx, ret, 0, "tevent_loop_once()");
+ }
+
+ if (!state.ok) {
+ return false;
+ }
+
+ torture_assert_int_equal(tctx, state.num_missing, 0,
+ "wrong message count");
+
+ torture_assert(tctx, state.got_client_0_1, "got_client_0_1");
+ torture_assert(tctx, state.got_client_2_3, "got_client_2_3");
+ torture_assert(tctx, state.got_server, "got_server");
+
+ return true;
+}
+
+struct torture_suite *torture_local_messaging(TALLOC_CTX *mem_ctx)
+{
+ struct torture_suite *s = torture_suite_create(mem_ctx, "messaging");
+ torture_suite_add_simple_test(s, "overflow", test_messaging_overflow);
+ torture_suite_add_simple_test(s, "overflow_check",
+ test_messaging_overflow_check);
+ torture_suite_add_simple_test(s, "ping_speed", test_ping_speed);
+ torture_suite_add_simple_test(s, "multi_ctx", test_multi_ctx);
+ return s;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-13 17:50:08 +0000