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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#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_SENT_PING_INTERVAL_WITHOUT_DATA_MS,
.value.integer = 10},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_HTTP2_MAX_PINGS_WITHOUT_DATA,
.value.integer = 0},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_KEEPALIVE_PERMIT_WITHOUT_CALLS,
.value.integer = 1}};
grpc_arg server_a[] = {
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_HTTP2_MIN_RECV_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);
/* f.shutdown_cq is not used in this test */
grpc_completion_queue_destroy(f.shutdown_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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