| /* |
| * |
| * 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 <grpc/grpc.h> |
| #include <grpc/grpc_http.h> |
| #include <grpc/grpc_security.h> |
| |
| #include <signal.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| |
| #include "src/core/support/string.h" |
| #include "test/core/util/test_config.h" |
| #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/util/port.h" |
| #include "test/core/end2end/data/ssl_test_data.h" |
| |
| static grpc_completion_queue *cq; |
| static grpc_server *server; |
| static int got_sigint = 0; |
| |
| typedef struct { |
| gpr_refcount pending_ops; |
| gpr_intmax bytes_read; |
| } call_state; |
| |
| static void request_call(void) { |
| call_state *tag = gpr_malloc(sizeof(*tag)); |
| gpr_ref_init(&tag->pending_ops, 2); |
| tag->bytes_read = 0; |
| grpc_server_request_call_old(server, tag); |
| } |
| |
| static void assert_read_ok(call_state *s, grpc_byte_buffer *b) { |
| grpc_byte_buffer_reader *bb_reader = NULL; |
| gpr_slice read_slice; |
| unsigned i; |
| |
| bb_reader = grpc_byte_buffer_reader_create(b); |
| while (grpc_byte_buffer_reader_next(bb_reader, &read_slice)) { |
| for (i = 0; i < GPR_SLICE_LENGTH(read_slice); i++) { |
| GPR_ASSERT(GPR_SLICE_START_PTR(read_slice)[i] == s->bytes_read % 256); |
| s->bytes_read++; |
| } |
| gpr_slice_unref(read_slice); |
| } |
| grpc_byte_buffer_reader_destroy(bb_reader); |
| } |
| |
| static void sigint_handler(int x) { got_sigint = 1; } |
| |
| int main(int argc, char **argv) { |
| grpc_event *ev; |
| call_state *s; |
| char *addr_buf = NULL; |
| gpr_cmdline *cl; |
| int shutdown_started = 0; |
| int shutdown_finished = 0; |
| |
| int secure = 0; |
| char *addr = NULL; |
| |
| char *fake_argv[1]; |
| |
| #define MAX_ARGS 4 |
| grpc_arg arge[MAX_ARGS]; |
| grpc_arg *e; |
| grpc_channel_args args = {0, NULL}; |
| |
| grpc_http_server_page home_page = {"/", "text/html", |
| "<head>\n" |
| "<title>Echo Server</title>\n" |
| "</head>\n" |
| "<body>\n" |
| "Welcome to the world of the future!\n" |
| "</body>\n"}; |
| |
| GPR_ASSERT(argc >= 1); |
| fake_argv[0] = argv[0]; |
| grpc_test_init(1, fake_argv); |
| |
| grpc_init(); |
| srand(clock()); |
| memset(arge, 0, sizeof(arge)); |
| args.args = arge; |
| |
| cl = gpr_cmdline_create("echo 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); |
| |
| e = &arge[args.num_args++]; |
| e->type = GRPC_ARG_POINTER; |
| e->key = GRPC_ARG_SERVE_OVER_HTTP; |
| e->value.pointer.p = &home_page; |
| |
| 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(); |
| 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); |
| server = grpc_secure_server_create(ssl_creds, cq, &args); |
| GPR_ASSERT(grpc_server_add_secure_http2_port(server, addr)); |
| grpc_server_credentials_release(ssl_creds); |
| } else { |
| server = grpc_server_create(cq, &args); |
| GPR_ASSERT(grpc_server_add_http2_port(server, addr)); |
| } |
| grpc_server_start(server); |
| |
| gpr_free(addr_buf); |
| addr = addr_buf = NULL; |
| |
| request_call(); |
| |
| signal(SIGINT, sigint_handler); |
| while (!shutdown_finished) { |
| if (got_sigint && !shutdown_started) { |
| gpr_log(GPR_INFO, "Shutting down due to SIGINT"); |
| grpc_server_shutdown(server); |
| grpc_completion_queue_shutdown(cq); |
| shutdown_started = 1; |
| } |
| ev = grpc_completion_queue_next( |
| cq, gpr_time_add(gpr_now(), gpr_time_from_seconds(1))); |
| if (!ev) continue; |
| s = ev->tag; |
| switch (ev->type) { |
| case GRPC_SERVER_RPC_NEW: |
| if (ev->call != NULL) { |
| /* initial ops are already started in request_call */ |
| grpc_call_server_accept_old(ev->call, cq, s); |
| grpc_call_server_end_initial_metadata_old(ev->call, |
| GRPC_WRITE_BUFFER_HINT); |
| GPR_ASSERT(grpc_call_start_read_old(ev->call, s) == GRPC_CALL_OK); |
| request_call(); |
| } else { |
| GPR_ASSERT(shutdown_started); |
| gpr_free(s); |
| } |
| break; |
| case GRPC_WRITE_ACCEPTED: |
| GPR_ASSERT(ev->data.write_accepted == GRPC_OP_OK); |
| GPR_ASSERT(grpc_call_start_read_old(ev->call, s) == GRPC_CALL_OK); |
| break; |
| case GRPC_READ: |
| if (ev->data.read) { |
| assert_read_ok(ev->tag, ev->data.read); |
| GPR_ASSERT(grpc_call_start_write_old(ev->call, ev->data.read, s, |
| GRPC_WRITE_BUFFER_HINT) == |
| GRPC_CALL_OK); |
| } else { |
| GPR_ASSERT(grpc_call_start_write_status_old(ev->call, GRPC_STATUS_OK, |
| NULL, s) == GRPC_CALL_OK); |
| } |
| break; |
| case GRPC_FINISH_ACCEPTED: |
| case GRPC_FINISHED: |
| if (gpr_unref(&s->pending_ops)) { |
| grpc_call_destroy(ev->call); |
| gpr_free(s); |
| } |
| break; |
| case GRPC_QUEUE_SHUTDOWN: |
| GPR_ASSERT(shutdown_started); |
| shutdown_finished = 1; |
| break; |
| default: |
| GPR_ASSERT(0); |
| } |
| grpc_event_finish(ev); |
| } |
| |
| grpc_server_destroy(server); |
| grpc_completion_queue_destroy(cq); |
| grpc_shutdown(); |
| |
| return 0; |
| } |