diff options
Diffstat (limited to 'test/core/end2end/tests/bad_ping.cc')
| -rw-r--r-- | test/core/end2end/tests/bad_ping.cc | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/test/core/end2end/tests/bad_ping.cc b/test/core/end2end/tests/bad_ping.cc new file mode 100644 index 0000000000..648061587c --- /dev/null +++ b/test/core/end2end/tests/bad_ping.cc @@ -0,0 +1,227 @@ +/* + * + * Copyright 2017 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 <string.h> + +#include <grpc/support/alloc.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 MAX_PING_STRIKES 1 + +static void* tag(intptr_t t) { return (void*)t; } + +static void drain_cq(grpc_completion_queue* cq) { + grpc_event ev; + do { + ev = grpc_completion_queue_next(cq, grpc_timeout_seconds_to_deadline(5), + NULL); + } while (ev.type != GRPC_QUEUE_SHUTDOWN); +} + +static void shutdown_server(grpc_end2end_test_fixture* f) { + if (!f->server) return; + grpc_server_destroy(f->server); + f->server = NULL; +} + +static void shutdown_client(grpc_end2end_test_fixture* f) { + if (!f->client) return; + grpc_channel_destroy(f->client); + f->client = NULL; +} + +static void end_test(grpc_end2end_test_fixture* f) { + shutdown_server(f); + shutdown_client(f); + + grpc_completion_queue_shutdown(f->cq); + drain_cq(f->cq); + grpc_completion_queue_destroy(f->cq); + grpc_completion_queue_destroy(f->shutdown_cq); +} + +static void test_bad_ping(grpc_end2end_test_config config) { + grpc_end2end_test_fixture f = config.create_fixture(NULL, NULL); + cq_verifier* cqv = cq_verifier_create(f.cq); + grpc_arg client_a[3]; + client_a[0].type = GRPC_ARG_INTEGER; + client_a[0].key = + const_cast<char*>(GRPC_ARG_HTTP2_MIN_SENT_PING_INTERVAL_WITHOUT_DATA_MS); + client_a[0].value.integer = 10; + client_a[1].type = GRPC_ARG_INTEGER; + client_a[1].key = const_cast<char*>(GRPC_ARG_HTTP2_MAX_PINGS_WITHOUT_DATA); + client_a[1].value.integer = 0; + client_a[2].type = GRPC_ARG_INTEGER; + client_a[2].key = const_cast<char*>(GRPC_ARG_HTTP2_BDP_PROBE); + client_a[2].value.integer = 0; + grpc_arg server_a[3]; + server_a[0].type = GRPC_ARG_INTEGER; + server_a[0].key = + const_cast<char*>(GRPC_ARG_HTTP2_MIN_RECV_PING_INTERVAL_WITHOUT_DATA_MS); + server_a[0].value.integer = 300000 /* 5 minutes */; + server_a[1].type = GRPC_ARG_INTEGER; + server_a[1].key = const_cast<char*>(GRPC_ARG_HTTP2_MAX_PING_STRIKES); + server_a[1].value.integer = MAX_PING_STRIKES; + server_a[2].type = GRPC_ARG_INTEGER; + server_a[2].key = const_cast<char*>(GRPC_ARG_HTTP2_BDP_PROBE); + server_a[2].value.integer = 0; + grpc_channel_args client_args = {GPR_ARRAY_SIZE(client_a), client_a}; + grpc_channel_args server_args = {GPR_ARRAY_SIZE(server_a), server_a}; + + config.init_client(&f, &client_args); + config.init_server(&f, &server_args); + + grpc_call* c; + grpc_call* s; + gpr_timespec deadline = grpc_timeout_seconds_to_deadline(10); + grpc_op ops[6]; + grpc_op* op; + grpc_metadata_array initial_metadata_recv; + grpc_metadata_array trailing_metadata_recv; + grpc_metadata_array request_metadata_recv; + grpc_call_details call_details; + grpc_status_code status; + grpc_call_error error; + grpc_slice details; + int was_cancelled = 2; + + c = grpc_channel_create_call( + f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, + grpc_slice_from_static_string("/foo"), + get_host_override_slice("foo.test.google.fr:1234", config), deadline, + NULL); + GPR_ASSERT(c); + + grpc_metadata_array_init(&initial_metadata_recv); + grpc_metadata_array_init(&trailing_metadata_recv); + grpc_metadata_array_init(&request_metadata_recv); + grpc_call_details_init(&call_details); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->data.send_initial_metadata.metadata = NULL; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_INITIAL_METADATA; + op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; + op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; + op->data.recv_status_on_client.status = &status; + op->data.recv_status_on_client.status_details = &details; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + error = + grpc_server_request_call(f.server, &s, &call_details, + &request_metadata_recv, f.cq, f.cq, tag(101)); + GPR_ASSERT(GRPC_CALL_OK == error); + CQ_EXPECT_COMPLETION(cqv, tag(101), 1); + cq_verify(cqv); + + // Send too many pings to the server to trigger the punishment: + // Each ping will trigger a ping strike, and we need at least MAX_PING_STRIKES + // strikes to trigger the punishment. So (MAX_PING_STRIKES + 1) pings are + // needed here. + int i; + for (i = 1; i <= MAX_PING_STRIKES + 1; i++) { + grpc_channel_ping(f.client, f.cq, tag(200 + i), NULL); + CQ_EXPECT_COMPLETION(cqv, tag(200 + i), 1); + if (i == MAX_PING_STRIKES + 1) { + CQ_EXPECT_COMPLETION(cqv, tag(1), 1); + } + cq_verify(cqv); + } + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; + op->data.send_status_from_server.trailing_metadata_count = 0; + op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED; + grpc_slice status_details = grpc_slice_from_static_string("xyz"); + op->data.send_status_from_server.status_details = &status_details; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; + op->data.recv_close_on_server.cancelled = &was_cancelled; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + CQ_EXPECT_COMPLETION(cqv, tag(102), 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); + + grpc_call_unref(s); + + // The connection should be closed immediately after the misbehaved pings, + // the in-progress RPC should fail. + GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE); + GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); + validate_host_override_string("foo.test.google.fr:1234", call_details.host, + config); + GPR_ASSERT(was_cancelled == 1); + + grpc_slice_unref(details); + grpc_metadata_array_destroy(&initial_metadata_recv); + grpc_metadata_array_destroy(&trailing_metadata_recv); + grpc_metadata_array_destroy(&request_metadata_recv); + grpc_call_details_destroy(&call_details); + grpc_call_unref(c); + cq_verifier_destroy(cqv); + end_test(&f); + config.tear_down_data(&f); +} + +void bad_ping(grpc_end2end_test_config config) { + GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION); + test_bad_ping(config); +} + +void bad_ping_pre_init(void) {} |