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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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119 lines
3.6 KiB
119 lines
3.6 KiB
/* |
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include "src/core/lib/iomgr/port.h" |
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#include "test/core/util/test_config.h" |
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#if defined(GRPC_TEST_PICK_PORT) |
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#include "test/core/util/port.h" |
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#include <stdbool.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <grpc/grpc.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/string_util.h> |
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#include "src/core/lib/http/httpcli.h" |
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#include "src/core/lib/iomgr/resolve_address.h" |
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#include "src/core/lib/iomgr/sockaddr_utils.h" |
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#include "test/core/util/port_server_client.h" |
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static int *chosen_ports = NULL; |
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static size_t num_chosen_ports = 0; |
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static int free_chosen_port(int port) { |
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size_t i; |
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int found = 0; |
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size_t found_at = 0; |
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/* Find the port and erase it from the list, then tell the server it can be |
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freed. */ |
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for (i = 0; i < num_chosen_ports; i++) { |
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if (chosen_ports[i] == port) { |
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GPR_ASSERT(found == 0); |
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found = 1; |
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found_at = i; |
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} |
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} |
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if (found) { |
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chosen_ports[found_at] = chosen_ports[num_chosen_ports - 1]; |
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num_chosen_ports--; |
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grpc_free_port_using_server(port); |
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} |
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return found; |
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} |
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static void free_chosen_ports(void) { |
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size_t i; |
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for (i = 0; i < num_chosen_ports; i++) { |
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grpc_free_port_using_server(chosen_ports[i]); |
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} |
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gpr_free(chosen_ports); |
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} |
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static void chose_port(int port) { |
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if (chosen_ports == NULL) { |
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atexit(free_chosen_ports); |
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} |
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num_chosen_ports++; |
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chosen_ports = gpr_realloc(chosen_ports, sizeof(int) * num_chosen_ports); |
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chosen_ports[num_chosen_ports - 1] = port; |
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} |
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int grpc_pick_unused_port(void) { |
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int port = grpc_pick_port_using_server(); |
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if (port != 0) { |
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chose_port(port); |
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} |
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return port; |
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} |
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int grpc_pick_unused_port_or_die(void) { |
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int port = grpc_pick_unused_port(); |
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if (port == 0) { |
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fprintf(stderr, |
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"gRPC tests require a helper port server to allocate ports used \n" |
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"during the test.\n\n" |
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"This server is not currently running.\n\n" |
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"To start it, run tools/run_tests/start_port_server.py\n\n"); |
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exit(1); |
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} |
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return port; |
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} |
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void grpc_recycle_unused_port(int port) { GPR_ASSERT(free_chosen_port(port)); } |
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#endif /* GRPC_TEST_PICK_PORT */
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