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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/end2end/end2end_tests.h"
#include <grpc/support/log.h>
#include <grpc/support/sync.h>
#include <grpc/support/thd.h>
#include <grpc/support/time.h>
#include <grpc/support/useful.h>
#include "test/core/end2end/cq_verifier.h"
#define PING_NUM 5
static void *tag(intptr_t t) { return (void *)t; }
static void test_ping(grpc_end2end_test_config config,
int min_time_between_pings_ms) {
grpc_end2end_test_fixture f = config.create_fixture(NULL, NULL);
cq_verifier *cqv = cq_verifier_create(f.cq);
grpc_connectivity_state state = GRPC_CHANNEL_IDLE;
int i;
grpc_arg client_a[] = {{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_HTTP2_MIN_TIME_BETWEEN_PINGS_MS,
.value.integer = 0},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_HTTP2_MAX_PINGS_WITHOUT_DATA,
.value.integer = 20}};
grpc_arg server_a[] = {
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_HTTP2_MIN_PING_INTERVAL_WITHOUT_DATA_MS,
.value.integer = 0},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_KEEPALIVE_PERMIT_WITHOUT_CALLS,
.value.integer = 1}};
grpc_channel_args client_args = {.num_args = GPR_ARRAY_SIZE(client_a),
.args = client_a};
grpc_channel_args server_args = {.num_args = GPR_ARRAY_SIZE(server_a),
.args = server_a};
config.init_client(&f, &client_args);
config.init_server(&f, &server_args);
grpc_channel_ping(f.client, f.cq, tag(0), NULL);
CQ_EXPECT_COMPLETION(cqv, tag(0), 0);
/* check that we're still in idle, and start connecting */
GPR_ASSERT(grpc_channel_check_connectivity_state(f.client, 1) ==
GRPC_CHANNEL_IDLE);
/* we'll go through some set of transitions (some might be missed), until
READY is reached */
while (state != GRPC_CHANNEL_READY) {
grpc_channel_watch_connectivity_state(
f.client, state,
gpr_time_add(grpc_timeout_seconds_to_deadline(3),
gpr_time_from_millis(min_time_between_pings_ms * PING_NUM,
GPR_TIMESPAN)),
f.cq, tag(99));
CQ_EXPECT_COMPLETION(cqv, tag(99), 1);
cq_verify(cqv);
state = grpc_channel_check_connectivity_state(f.client, 0);
GPR_ASSERT(state == GRPC_CHANNEL_READY ||
state == GRPC_CHANNEL_CONNECTING ||
state == GRPC_CHANNEL_TRANSIENT_FAILURE);
}
for (i = 1; i <= PING_NUM; i++) {
grpc_channel_ping(f.client, f.cq, tag(i), NULL);
CQ_EXPECT_COMPLETION(cqv, tag(i), 1);
cq_verify(cqv);
}
grpc_server_shutdown_and_notify(f.server, f.cq, tag(0xdead));
CQ_EXPECT_COMPLETION(cqv, tag(0xdead), 1);
cq_verify(cqv);
/* cleanup server */
grpc_server_destroy(f.server);
grpc_channel_destroy(f.client);
grpc_completion_queue_shutdown(f.cq);
grpc_completion_queue_destroy(f.cq);
config.tear_down_data(&f);
cq_verifier_destroy(cqv);
}
void ping(grpc_end2end_test_config config) {
GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION);
test_ping(config, 0);
test_ping(config, 100);
}
void ping_pre_init(void) {}
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