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-rw-r--r--test/core/memory_usage/server.cc316
1 files changed, 316 insertions, 0 deletions
diff --git a/test/core/memory_usage/server.cc b/test/core/memory_usage/server.cc
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+++ b/test/core/memory_usage/server.cc
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+/*
+ *
+ * Copyright 2016 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 <grpc/grpc.h>
+#include <grpc/grpc_security.h>
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#ifndef _WIN32
+/* This is for _exit() below, which is temporary. */
+#include <unistd.h>
+#endif
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/cmdline.h>
+#include <grpc/support/host_port.h>
+#include <grpc/support/log.h>
+#include <grpc/support/time.h>
+#include "test/core/end2end/data/ssl_test_data.h"
+#include "test/core/util/memory_counters.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+
+static grpc_completion_queue* cq;
+static grpc_server* server;
+static grpc_op metadata_ops[2];
+static grpc_op snapshot_ops[5];
+static grpc_op status_op;
+static int got_sigint = 0;
+static grpc_byte_buffer* payload_buffer = NULL;
+static grpc_byte_buffer* terminal_buffer = NULL;
+static int was_cancelled = 2;
+
+static void* tag(intptr_t t) { return (void*)t; }
+
+typedef enum {
+ FLING_SERVER_NEW_REQUEST = 1,
+ FLING_SERVER_SEND_INIT_METADATA,
+ FLING_SERVER_WAIT_FOR_DESTROY,
+ FLING_SERVER_SEND_STATUS_FLING_CALL,
+ FLING_SERVER_SEND_STATUS_SNAPSHOT,
+ FLING_SERVER_BATCH_SEND_STATUS_FLING_CALL
+} fling_server_tags;
+
+typedef struct {
+ fling_server_tags state;
+ grpc_call* call;
+ grpc_call_details call_details;
+ grpc_metadata_array request_metadata_recv;
+ grpc_metadata_array initial_metadata_send;
+} fling_call;
+
+// hold up to 10000 calls and 6 snaphost calls
+static fling_call calls[100006];
+
+static void request_call_unary(int call_idx) {
+ if (call_idx == (int)(sizeof(calls) / sizeof(fling_call))) {
+ gpr_log(GPR_INFO, "Used all call slots (10000) on server. Server exit.");
+ _exit(0);
+ }
+ grpc_metadata_array_init(&calls[call_idx].request_metadata_recv);
+ grpc_server_request_call(
+ server, &calls[call_idx].call, &calls[call_idx].call_details,
+ &calls[call_idx].request_metadata_recv, cq, cq, &calls[call_idx]);
+}
+
+static void send_initial_metadata_unary(void* tag) {
+ grpc_metadata_array_init(&(*(fling_call*)tag).initial_metadata_send);
+ metadata_ops[0].op = GRPC_OP_SEND_INITIAL_METADATA;
+ metadata_ops[0].data.send_initial_metadata.count = 0;
+
+ GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch((*(fling_call*)tag).call,
+ metadata_ops, 1, tag, NULL));
+}
+
+static void send_status(void* tag) {
+ status_op.op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ status_op.data.send_status_from_server.status = GRPC_STATUS_OK;
+ status_op.data.send_status_from_server.trailing_metadata_count = 0;
+ grpc_slice details = grpc_slice_from_static_string("");
+ status_op.data.send_status_from_server.status_details = &details;
+
+ GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch((*(fling_call*)tag).call,
+ &status_op, 1, tag, NULL));
+}
+
+static void send_snapshot(void* tag, struct grpc_memory_counters* snapshot) {
+ grpc_op* op;
+
+ grpc_slice snapshot_slice =
+ grpc_slice_new(snapshot, sizeof(*snapshot), gpr_free);
+ payload_buffer = grpc_raw_byte_buffer_create(&snapshot_slice, 1);
+ grpc_metadata_array_init(&(*(fling_call*)tag).initial_metadata_send);
+
+ op = snapshot_ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &terminal_buffer;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ if (payload_buffer == NULL) {
+ gpr_log(GPR_INFO, "NULL payload buffer !!!");
+ }
+ op->data.send_message.send_message = payload_buffer;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.status = GRPC_STATUS_OK;
+ op->data.send_status_from_server.trailing_metadata_count = 0;
+ grpc_slice details = grpc_slice_from_static_string("");
+ op->data.send_status_from_server.status_details = &details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+
+ GPR_ASSERT(GRPC_CALL_OK ==
+ grpc_call_start_batch((*(fling_call*)tag).call, snapshot_ops,
+ (size_t)(op - snapshot_ops), tag, NULL));
+}
+/* We have some sort of deadlock, so let's not exit gracefully for now.
+ When that is resolved, please remove the #include <unistd.h> above. */
+static void sigint_handler(int x) { _exit(0); }
+
+int main(int argc, char** argv) {
+ grpc_memory_counters_init();
+ grpc_event ev;
+ char* addr_buf = NULL;
+ gpr_cmdline* cl;
+ grpc_completion_queue* shutdown_cq;
+ int shutdown_started = 0;
+ int shutdown_finished = 0;
+
+ int secure = 0;
+ const char* addr = NULL;
+
+ char* fake_argv[1];
+
+ GPR_ASSERT(argc >= 1);
+ fake_argv[0] = argv[0];
+ grpc_test_init(1, fake_argv);
+
+ grpc_init();
+ srand((unsigned)clock());
+
+ cl = gpr_cmdline_create("fling server");
+ gpr_cmdline_add_string(cl, "bind", "Bind host:port", &addr);
+ gpr_cmdline_add_flag(cl, "secure", "Run with security?", &secure);
+ gpr_cmdline_parse(cl, argc, argv);
+ gpr_cmdline_destroy(cl);
+
+ if (addr == NULL) {
+ gpr_join_host_port(&addr_buf, "::", grpc_pick_unused_port_or_die());
+ addr = addr_buf;
+ }
+ gpr_log(GPR_INFO, "creating server on: %s", addr);
+
+ cq = grpc_completion_queue_create_for_next(NULL);
+
+ struct grpc_memory_counters before_server_create =
+ grpc_memory_counters_snapshot();
+ if (secure) {
+ grpc_ssl_pem_key_cert_pair pem_key_cert_pair = {test_server1_key,
+ test_server1_cert};
+ grpc_server_credentials* ssl_creds = grpc_ssl_server_credentials_create(
+ NULL, &pem_key_cert_pair, 1, 0, NULL);
+ server = grpc_server_create(NULL, NULL);
+ GPR_ASSERT(grpc_server_add_secure_http2_port(server, addr, ssl_creds));
+ grpc_server_credentials_release(ssl_creds);
+ } else {
+ server = grpc_server_create(NULL, NULL);
+ GPR_ASSERT(grpc_server_add_insecure_http2_port(server, addr));
+ }
+
+ grpc_server_register_completion_queue(server, cq, NULL);
+ grpc_server_start(server);
+
+ struct grpc_memory_counters after_server_create =
+ grpc_memory_counters_snapshot();
+
+ gpr_free(addr_buf);
+ addr = addr_buf = NULL;
+
+ // initialize call instances
+ for (int i = 0; i < (int)(sizeof(calls) / sizeof(fling_call)); i++) {
+ grpc_call_details_init(&calls[i].call_details);
+ calls[i].state = FLING_SERVER_NEW_REQUEST;
+ }
+
+ int next_call_idx = 0;
+ struct grpc_memory_counters current_snapshot;
+
+ request_call_unary(next_call_idx);
+
+ signal(SIGINT, sigint_handler);
+
+ while (!shutdown_finished) {
+ if (got_sigint && !shutdown_started) {
+ gpr_log(GPR_INFO, "Shutting down due to SIGINT");
+
+ shutdown_cq = grpc_completion_queue_create_for_pluck(NULL);
+ grpc_server_shutdown_and_notify(server, shutdown_cq, tag(1000));
+ GPR_ASSERT(
+ grpc_completion_queue_pluck(shutdown_cq, tag(1000),
+ grpc_timeout_seconds_to_deadline(5), NULL)
+ .type == GRPC_OP_COMPLETE);
+ grpc_completion_queue_destroy(shutdown_cq);
+ grpc_completion_queue_shutdown(cq);
+ shutdown_started = 1;
+ }
+ ev = grpc_completion_queue_next(
+ cq,
+ gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+ gpr_time_from_micros(1000000, GPR_TIMESPAN)),
+ NULL);
+ fling_call* s = static_cast<fling_call*>(ev.tag);
+ switch (ev.type) {
+ case GRPC_OP_COMPLETE:
+ switch (s->state) {
+ case FLING_SERVER_NEW_REQUEST:
+ request_call_unary(++next_call_idx);
+ if (0 == grpc_slice_str_cmp(s->call_details.method,
+ "/Reflector/reflectUnary")) {
+ s->state = FLING_SERVER_SEND_INIT_METADATA;
+ send_initial_metadata_unary(s);
+ } else if (0 ==
+ grpc_slice_str_cmp(s->call_details.method,
+ "Reflector/GetBeforeSvrCreation")) {
+ s->state = FLING_SERVER_SEND_STATUS_SNAPSHOT;
+ send_snapshot(s, &before_server_create);
+ } else if (0 ==
+ grpc_slice_str_cmp(s->call_details.method,
+ "Reflector/GetAfterSvrCreation")) {
+ s->state = FLING_SERVER_SEND_STATUS_SNAPSHOT;
+ send_snapshot(s, &after_server_create);
+ } else if (0 == grpc_slice_str_cmp(s->call_details.method,
+ "Reflector/SimpleSnapshot")) {
+ s->state = FLING_SERVER_SEND_STATUS_SNAPSHOT;
+ current_snapshot = grpc_memory_counters_snapshot();
+ send_snapshot(s, &current_snapshot);
+ } else if (0 == grpc_slice_str_cmp(s->call_details.method,
+ "Reflector/DestroyCalls")) {
+ s->state = FLING_SERVER_BATCH_SEND_STATUS_FLING_CALL;
+ current_snapshot = grpc_memory_counters_snapshot();
+ send_snapshot(s, &current_snapshot);
+ } else {
+ gpr_log(GPR_ERROR, "Wrong call method");
+ }
+ break;
+ case FLING_SERVER_SEND_INIT_METADATA:
+ s->state = FLING_SERVER_WAIT_FOR_DESTROY;
+ break;
+ case FLING_SERVER_WAIT_FOR_DESTROY:
+ break;
+ case FLING_SERVER_SEND_STATUS_FLING_CALL:
+ grpc_call_unref(s->call);
+ grpc_call_details_destroy(&s->call_details);
+ grpc_metadata_array_destroy(&s->initial_metadata_send);
+ grpc_metadata_array_destroy(&s->request_metadata_recv);
+ break;
+ case FLING_SERVER_BATCH_SEND_STATUS_FLING_CALL:
+ for (int k = 0; k < (int)(sizeof(calls) / sizeof(fling_call));
+ ++k) {
+ if (calls[k].state == FLING_SERVER_WAIT_FOR_DESTROY) {
+ calls[k].state = FLING_SERVER_SEND_STATUS_FLING_CALL;
+ send_status(&calls[k]);
+ }
+ }
+ // no break here since we want to continue to case
+ // FLING_SERVER_SEND_STATUS_SNAPSHOT to destroy the snapshot call
+ case FLING_SERVER_SEND_STATUS_SNAPSHOT:
+ grpc_byte_buffer_destroy(payload_buffer);
+ grpc_byte_buffer_destroy(terminal_buffer);
+ grpc_call_unref(s->call);
+ grpc_call_details_destroy(&s->call_details);
+ grpc_metadata_array_destroy(&s->initial_metadata_send);
+ grpc_metadata_array_destroy(&s->request_metadata_recv);
+ terminal_buffer = NULL;
+ payload_buffer = NULL;
+ break;
+ }
+ break;
+ case GRPC_QUEUE_SHUTDOWN:
+ GPR_ASSERT(shutdown_started);
+ shutdown_finished = 1;
+ break;
+ case GRPC_QUEUE_TIMEOUT:
+ break;
+ }
+ }
+
+ grpc_server_destroy(server);
+ grpc_completion_queue_destroy(cq);
+ grpc_shutdown();
+ grpc_memory_counters_destroy();
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-23 02:37:33 +0000