int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { struct grpc_memory_counters counters; grpc_memory_counters_init(); grpc_slice input = grpc_slice_from_copied_buffer((const char *)data, size); grpc_slice output; if (grpc_strict_percent_decode_slice( input, grpc_url_percent_encoding_unreserved_bytes, &output)) { grpc_slice_unref(output); } if (grpc_strict_percent_decode_slice( input, grpc_compatible_percent_encoding_unreserved_bytes, &output)) { grpc_slice_unref(output); } grpc_slice_unref(grpc_permissive_percent_decode_slice(input)); grpc_slice_unref(input); counters = grpc_memory_counters_snapshot(); grpc_memory_counters_destroy(); GPR_ASSERT(counters.total_size_relative == 0); return 0; }
static void test(const uint8_t *data, size_t size, const uint8_t *dict) { struct grpc_memory_counters counters; grpc_memory_counters_init(); gpr_slice input = gpr_slice_from_copied_buffer((const char *)data, size); gpr_slice output = gpr_percent_encode_slice(input, dict); gpr_slice decoded_output; // encoder must always produce decodable output GPR_ASSERT(gpr_strict_percent_decode_slice(output, dict, &decoded_output)); gpr_slice permissive_decoded_output = gpr_permissive_percent_decode_slice(output); // and decoded output must always match the input GPR_ASSERT(gpr_slice_cmp(input, decoded_output) == 0); GPR_ASSERT(gpr_slice_cmp(input, permissive_decoded_output) == 0); gpr_slice_unref(input); gpr_slice_unref(output); gpr_slice_unref(decoded_output); gpr_slice_unref(permissive_decoded_output); counters = grpc_memory_counters_snapshot(); grpc_memory_counters_destroy(); GPR_ASSERT(counters.total_size_relative == 0); }
int main(int argc, char **argv) { grpc_memory_counters_init(); grpc_slice slice = grpc_slice_from_copied_string("x"); char *fake_argv[1]; char *target = "localhost:443"; gpr_cmdline *cl; grpc_event event; grpc_init(); GPR_ASSERT(argc >= 1); fake_argv[0] = argv[0]; grpc_test_init(1, fake_argv); int warmup_iterations = 100; int benchmark_iterations = 1000; cl = gpr_cmdline_create("memory profiling client"); gpr_cmdline_add_string(cl, "target", "Target host:port", &target); gpr_cmdline_add_int(cl, "warmup", "Warmup iterations", &warmup_iterations); gpr_cmdline_add_int(cl, "benchmark", "Benchmark iterations", &benchmark_iterations); gpr_cmdline_parse(cl, argc, argv); gpr_cmdline_destroy(cl); for (size_t k = 0; k < GPR_ARRAY_SIZE(calls); k++) { calls[k].details = grpc_empty_slice(); } cq = grpc_completion_queue_create(NULL); struct grpc_memory_counters client_channel_start = grpc_memory_counters_snapshot(); channel = grpc_insecure_channel_create(target, NULL, NULL); int call_idx = 0; struct grpc_memory_counters before_server_create = send_snapshot_request( 0, grpc_slice_from_static_string("Reflector/GetBeforeSvrCreation")); struct grpc_memory_counters after_server_create = send_snapshot_request( 0, grpc_slice_from_static_string("Reflector/GetAfterSvrCreation")); // warmup period for (call_idx = 0; call_idx < warmup_iterations; ++call_idx) { init_ping_pong_request(call_idx + 1); } struct grpc_memory_counters server_benchmark_calls_start = send_snapshot_request( 0, grpc_slice_from_static_string("Reflector/SimpleSnapshot")); struct grpc_memory_counters client_benchmark_calls_start = grpc_memory_counters_snapshot(); // benchmark period for (; call_idx < warmup_iterations + benchmark_iterations; ++call_idx) { init_ping_pong_request(call_idx + 1); } struct grpc_memory_counters client_calls_inflight = grpc_memory_counters_snapshot(); struct grpc_memory_counters server_calls_inflight = send_snapshot_request( 0, grpc_slice_from_static_string("Reflector/DestroyCalls")); do { event = grpc_completion_queue_next( cq, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(10000, GPR_TIMESPAN)), NULL); } while (event.type != GRPC_QUEUE_TIMEOUT); // second step - recv status and destroy call for (call_idx = 0; call_idx < warmup_iterations + benchmark_iterations; ++call_idx) { finish_ping_pong_request(call_idx + 1); } struct grpc_memory_counters server_calls_end = send_snapshot_request( 0, grpc_slice_from_static_string("Reflector/SimpleSnapshot")); struct grpc_memory_counters client_channel_end = grpc_memory_counters_snapshot(); grpc_channel_destroy(channel); grpc_completion_queue_shutdown(cq); do { event = grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL); } while (event.type != GRPC_QUEUE_SHUTDOWN); grpc_slice_unref(slice); grpc_completion_queue_destroy(cq); grpc_shutdown(); gpr_log(GPR_INFO, "---------client stats--------"); gpr_log(GPR_INFO, "client call memory usage: %f bytes per call", (double)(client_calls_inflight.total_size_relative - client_benchmark_calls_start.total_size_relative) / benchmark_iterations); gpr_log(GPR_INFO, "client channel memory usage %zi bytes", client_channel_end.total_size_relative - client_channel_start.total_size_relative); gpr_log(GPR_INFO, "---------server stats--------"); gpr_log(GPR_INFO, "server create: %zi bytes", after_server_create.total_size_relative - before_server_create.total_size_relative); gpr_log(GPR_INFO, "server call memory usage: %f bytes per call", (double)(server_calls_inflight.total_size_relative - server_benchmark_calls_start.total_size_relative) / benchmark_iterations); gpr_log(GPR_INFO, "server channel memory usage %zi bytes", server_calls_end.total_size_relative - after_server_create.total_size_relative); grpc_memory_counters_destroy(); return 0; }
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { grpc_test_only_set_metadata_hash_seed(0); struct grpc_memory_counters counters; if (squelch) gpr_set_log_function(dont_log); grpc_memory_counters_init(); grpc_init(); grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; grpc_endpoint *mock_endpoint = grpc_mock_endpoint_create(discard_write); grpc_completion_queue *cq = grpc_completion_queue_create(NULL); grpc_transport *transport = grpc_create_chttp2_transport(&exec_ctx, NULL, mock_endpoint, 1); grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL, 0); grpc_channel *channel = grpc_channel_create( &exec_ctx, "test-target", NULL, GRPC_CLIENT_DIRECT_CHANNEL, transport); grpc_call *call = grpc_channel_create_call(channel, NULL, 0, cq, "/foo", "localhost", gpr_inf_future(GPR_CLOCK_REALTIME), NULL); grpc_metadata_array initial_metadata_recv; grpc_metadata_array_init(&initial_metadata_recv); grpc_byte_buffer *response_payload_recv = NULL; grpc_metadata_array trailing_metadata_recv; grpc_metadata_array_init(&trailing_metadata_recv); grpc_status_code status; char *details = NULL; size_t details_capacity = 0; grpc_op ops[6]; memset(ops, 0, sizeof(ops)); grpc_op *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_CLOSE_FROM_CLIENT; op->flags = 0; op->reserved = NULL; op++; op->op = GRPC_OP_RECV_INITIAL_METADATA; op->data.recv_initial_metadata = &initial_metadata_recv; op->flags = 0; op->reserved = NULL; op++; op->op = GRPC_OP_RECV_MESSAGE; op->data.recv_message = &response_payload_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->data.recv_status_on_client.status_details_capacity = &details_capacity; op->flags = 0; op->reserved = NULL; op++; grpc_call_error error = grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(1), NULL); int requested_calls = 1; GPR_ASSERT(GRPC_CALL_OK == error); grpc_mock_endpoint_put_read( &exec_ctx, mock_endpoint, gpr_slice_from_copied_buffer((const char *)data, size)); grpc_event ev; while (1) { grpc_exec_ctx_flush(&exec_ctx); ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); switch (ev.type) { case GRPC_QUEUE_TIMEOUT: goto done; case GRPC_QUEUE_SHUTDOWN: break; case GRPC_OP_COMPLETE: requested_calls--; break; } } done: if (requested_calls) { grpc_call_cancel(call, NULL); } for (int i = 0; i < requested_calls; i++) { ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); GPR_ASSERT(ev.type == GRPC_OP_COMPLETE); } grpc_completion_queue_shutdown(cq); for (int i = 0; i < requested_calls; i++) { ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); GPR_ASSERT(ev.type == GRPC_QUEUE_SHUTDOWN); } grpc_call_destroy(call); grpc_completion_queue_destroy(cq); grpc_metadata_array_destroy(&initial_metadata_recv); grpc_metadata_array_destroy(&trailing_metadata_recv); gpr_free(details); grpc_channel_destroy(channel); if (response_payload_recv != NULL) { grpc_byte_buffer_destroy(response_payload_recv); } grpc_shutdown(); counters = grpc_memory_counters_snapshot(); grpc_memory_counters_destroy(); GPR_ASSERT(counters.total_size_relative == 0); return 0; }
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { grpc_test_only_set_slice_hash_seed(0); struct grpc_memory_counters counters; if (squelch) gpr_set_log_function(dont_log); if (leak_check) grpc_memory_counters_init(); grpc_init(); grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; grpc_executor_set_threading(&exec_ctx, false); grpc_resource_quota *resource_quota = grpc_resource_quota_create("server_fuzzer"); grpc_endpoint *mock_endpoint = grpc_mock_endpoint_create(discard_write, resource_quota); grpc_resource_quota_unref_internal(&exec_ctx, resource_quota); grpc_mock_endpoint_put_read( &exec_ctx, mock_endpoint, grpc_slice_from_copied_buffer((const char *)data, size)); grpc_server *server = grpc_server_create(NULL, NULL); grpc_completion_queue *cq = grpc_completion_queue_create_for_next(NULL); grpc_server_register_completion_queue(server, cq, NULL); // TODO(ctiller): add registered methods (one for POST, one for PUT) // void *registered_method = // grpc_server_register_method(server, "/reg", NULL, 0); grpc_server_start(server); grpc_transport *transport = grpc_create_chttp2_transport(&exec_ctx, NULL, mock_endpoint, 0); grpc_server_setup_transport(&exec_ctx, server, transport, NULL, NULL); grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL); grpc_call *call1 = NULL; grpc_call_details call_details1; grpc_metadata_array request_metadata1; grpc_call_details_init(&call_details1); grpc_metadata_array_init(&request_metadata1); int requested_calls = 0; GPR_ASSERT(GRPC_CALL_OK == grpc_server_request_call(server, &call1, &call_details1, &request_metadata1, cq, cq, tag(1))); requested_calls++; grpc_event ev; while (1) { grpc_exec_ctx_flush(&exec_ctx); ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); switch (ev.type) { case GRPC_QUEUE_TIMEOUT: goto done; case GRPC_QUEUE_SHUTDOWN: break; case GRPC_OP_COMPLETE: switch (detag(ev.tag)) { case 1: requested_calls--; // TODO(ctiller): keep reading that call! break; } } } done: if (call1 != NULL) grpc_call_unref(call1); grpc_call_details_destroy(&call_details1); grpc_metadata_array_destroy(&request_metadata1); grpc_server_shutdown_and_notify(server, cq, tag(0xdead)); grpc_server_cancel_all_calls(server); for (int i = 0; i <= requested_calls; i++) { ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); GPR_ASSERT(ev.type == GRPC_OP_COMPLETE); } grpc_completion_queue_shutdown(cq); for (int i = 0; i <= requested_calls; i++) { ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL); GPR_ASSERT(ev.type == GRPC_QUEUE_SHUTDOWN); } grpc_server_destroy(server); grpc_completion_queue_destroy(cq); grpc_shutdown(); if (leak_check) { counters = grpc_memory_counters_snapshot(); grpc_memory_counters_destroy(); GPR_ASSERT(counters.total_size_relative == 0); } return 0; }