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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/util/test_tcp_server.h"
#include <grpc/grpc.h>
#include <grpc/support/alloc.h>
#include <grpc/support/host_port.h>
#include <grpc/support/log.h>
#include <grpc/support/sync.h>
#include <grpc/support/time.h>
#include <string.h>
#include "src/core/lib/iomgr/endpoint.h"
#include "src/core/lib/iomgr/sockaddr.h"
#include "src/core/lib/iomgr/tcp_server.h"
#include "test/core/util/port.h"
static void on_server_destroyed(grpc_exec_ctx *exec_ctx, void *data,
grpc_error *error) {
test_tcp_server *server = data;
server->shutdown = 1;
}
void test_tcp_server_init(test_tcp_server *server,
grpc_tcp_server_cb on_connect, void *user_data) {
grpc_init();
server->tcp_server = NULL;
grpc_closure_init(&server->shutdown_complete, on_server_destroyed, server);
server->shutdown = 0;
server->pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(server->pollset, &server->mu);
server->on_connect = on_connect;
server->cb_data = user_data;
}
void test_tcp_server_start(test_tcp_server *server, int port) {
struct sockaddr_in addr;
int port_added;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
addr.sin_family = AF_INET;
addr.sin_port = htons((uint16_t)port);
memset(&addr.sin_addr, 0, sizeof(addr.sin_addr));
grpc_error *error = grpc_tcp_server_create(&server->shutdown_complete, NULL,
&server->tcp_server);
GPR_ASSERT(error == GRPC_ERROR_NONE);
error = grpc_tcp_server_add_port(server->tcp_server, &addr, sizeof(addr),
&port_added);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(port_added == port);
grpc_tcp_server_start(&exec_ctx, server->tcp_server, &server->pollset, 1,
server->on_connect, server->cb_data);
gpr_log(GPR_INFO, "test tcp server listening on 0.0.0.0:%d", port);
grpc_exec_ctx_finish(&exec_ctx);
}
void test_tcp_server_poll(test_tcp_server *server, int seconds) {
grpc_pollset_worker *worker = NULL;
gpr_timespec deadline =
gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC),
gpr_time_from_seconds(seconds, GPR_TIMESPAN));
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_mu_lock(server->mu);
GRPC_LOG_IF_ERROR("pollset_work",
grpc_pollset_work(&exec_ctx, server->pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC), deadline));
gpr_mu_unlock(server->mu);
grpc_exec_ctx_finish(&exec_ctx);
}
static void do_nothing(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {}
void test_tcp_server_destroy(test_tcp_server *server) {
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_timespec shutdown_deadline;
grpc_closure do_nothing_cb;
grpc_tcp_server_unref(&exec_ctx, server->tcp_server);
grpc_closure_init(&do_nothing_cb, do_nothing, NULL);
shutdown_deadline = gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC),
gpr_time_from_seconds(5, GPR_TIMESPAN));
while (!server->shutdown &&
gpr_time_cmp(gpr_now(GPR_CLOCK_MONOTONIC), shutdown_deadline) < 0) {
test_tcp_server_poll(server, 1);
}
grpc_pollset_shutdown(&exec_ctx, server->pollset, &do_nothing_cb);
grpc_exec_ctx_finish(&exec_ctx);
grpc_pollset_destroy(server->pollset);
gpr_free(server->pollset);
grpc_shutdown();
}
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