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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "test/core/bad_client/bad_client.h"
#include <stdio.h>
#include <grpc/support/alloc.h>
#include <grpc/support/string_util.h>
#include <grpc/support/sync.h>
#include <grpc/support/thd.h>
#include "src/core/ext/transport/chttp2/transport/chttp2_transport.h"
#include "src/core/lib/channel/channel_stack.h"
#include "src/core/lib/channel/http_server_filter.h"
#include "src/core/lib/iomgr/endpoint_pair.h"
#include "src/core/lib/slice/slice_internal.h"
#include "src/core/lib/support/murmur_hash.h"
#include "src/core/lib/support/string.h"
#include "src/core/lib/surface/completion_queue.h"
#include "src/core/lib/surface/server.h"
typedef struct {
grpc_server *server;
grpc_completion_queue *cq;
grpc_bad_client_server_side_validator validator;
void *registered_method;
gpr_event done_thd;
gpr_event done_write;
} thd_args;
static void thd_func(void *arg) {
thd_args *a = arg;
a->validator(a->server, a->cq, a->registered_method);
gpr_event_set(&a->done_thd, (void *)1);
}
static void done_write(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
thd_args *a = arg;
gpr_event_set(&a->done_write, (void *)1);
}
static void server_setup_transport(void *ts, grpc_transport *transport) {
thd_args *a = ts;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_server_setup_transport(&exec_ctx, a->server, transport, NULL,
grpc_server_get_channel_args(a->server));
grpc_exec_ctx_finish(&exec_ctx);
}
typedef struct {
grpc_bad_client_client_stream_validator validator;
grpc_slice_buffer incoming;
gpr_event read_done;
} read_args;
static void read_done(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
read_args *a = arg;
a->validator(&a->incoming);
gpr_event_set(&a->read_done, (void *)1);
}
void grpc_run_bad_client_test(
grpc_bad_client_server_side_validator server_validator,
grpc_bad_client_client_stream_validator client_validator,
const char *client_payload, size_t client_payload_length, uint32_t flags) {
grpc_endpoint_pair sfd;
thd_args a;
gpr_thd_id id;
char *hex;
grpc_transport *transport;
grpc_slice slice =
grpc_slice_from_copied_buffer(client_payload, client_payload_length);
grpc_slice_buffer outgoing;
grpc_closure done_write_closure;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
hex = gpr_dump(client_payload, client_payload_length,
GPR_DUMP_HEX | GPR_DUMP_ASCII);
/* Add a debug log */
gpr_log(GPR_INFO, "TEST: %s", hex);
gpr_free(hex);
/* Init grpc */
grpc_init();
/* Create endpoints */
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("bad_client_test");
sfd = grpc_iomgr_create_endpoint_pair("fixture", resource_quota, 65536);
grpc_resource_quota_unref_internal(&exec_ctx, resource_quota);
/* Create server, completion events */
a.server = grpc_server_create(NULL, NULL);
a.cq = grpc_completion_queue_create(NULL);
gpr_event_init(&a.done_thd);
gpr_event_init(&a.done_write);
a.validator = server_validator;
grpc_server_register_completion_queue(a.server, a.cq, NULL);
a.registered_method =
grpc_server_register_method(a.server, GRPC_BAD_CLIENT_REGISTERED_METHOD,
GRPC_BAD_CLIENT_REGISTERED_HOST,
GRPC_SRM_PAYLOAD_READ_INITIAL_BYTE_BUFFER, 0);
grpc_server_start(a.server);
transport = grpc_create_chttp2_transport(&exec_ctx, NULL, sfd.server, 0);
server_setup_transport(&a, transport);
grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL);
grpc_exec_ctx_finish(&exec_ctx);
/* Bind everything into the same pollset */
grpc_endpoint_add_to_pollset(&exec_ctx, sfd.client, grpc_cq_pollset(a.cq));
grpc_endpoint_add_to_pollset(&exec_ctx, sfd.server, grpc_cq_pollset(a.cq));
/* Check a ground truth */
GPR_ASSERT(grpc_server_has_open_connections(a.server));
/* Start validator */
gpr_thd_new(&id, thd_func, &a, NULL);
grpc_slice_buffer_init(&outgoing);
grpc_slice_buffer_add(&outgoing, slice);
grpc_closure_init(&done_write_closure, done_write, &a,
grpc_schedule_on_exec_ctx);
/* Write data */
grpc_endpoint_write(&exec_ctx, sfd.client, &outgoing, &done_write_closure);
grpc_exec_ctx_finish(&exec_ctx);
/* Await completion */
GPR_ASSERT(
gpr_event_wait(&a.done_write, GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5)));
if (flags & GRPC_BAD_CLIENT_DISCONNECT) {
grpc_endpoint_shutdown(&exec_ctx, sfd.client);
grpc_endpoint_destroy(&exec_ctx, sfd.client);
grpc_exec_ctx_finish(&exec_ctx);
sfd.client = NULL;
}
GPR_ASSERT(gpr_event_wait(&a.done_thd, GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5)));
if (sfd.client != NULL) {
// Validate client stream, if requested.
if (client_validator != NULL) {
read_args args;
args.validator = client_validator;
grpc_slice_buffer_init(&args.incoming);
gpr_event_init(&args.read_done);
grpc_closure read_done_closure;
grpc_closure_init(&read_done_closure, read_done, &args,
grpc_schedule_on_exec_ctx);
grpc_endpoint_read(&exec_ctx, sfd.client, &args.incoming,
&read_done_closure);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(
gpr_event_wait(&args.read_done, GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5)));
grpc_slice_buffer_destroy_internal(&exec_ctx, &args.incoming);
}
// Shutdown.
grpc_endpoint_shutdown(&exec_ctx, sfd.client);
grpc_endpoint_destroy(&exec_ctx, sfd.client);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_server_shutdown_and_notify(a.server, a.cq, NULL);
GPR_ASSERT(grpc_completion_queue_pluck(
a.cq, NULL, GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1), NULL)
.type == GRPC_OP_COMPLETE);
grpc_server_destroy(a.server);
grpc_completion_queue_destroy(a.cq);
grpc_slice_buffer_destroy_internal(&exec_ctx, &outgoing);
grpc_exec_ctx_finish(&exec_ctx);
grpc_shutdown();
}
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