Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 1 | /* |
| 2 | * |
Craig Tiller | 0605995 | 2015-02-18 08:34:56 -0800 | [diff] [blame] | 3 | * Copyright 2015, Google Inc. |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #include <grpc/grpc.h> |
| 35 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 36 | #include "src/core/channel/http_server_filter.h" |
ctiller | 18b49ab | 2014-12-09 14:39:16 -0800 | [diff] [blame] | 37 | #include "src/core/iomgr/resolve_address.h" |
| 38 | #include "src/core/iomgr/tcp_server.h" |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 39 | #include "src/core/surface/server.h" |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 40 | #include "src/core/transport/chttp2_transport.h" |
| 41 | #include <grpc/support/alloc.h> |
| 42 | #include <grpc/support/log.h> |
| 43 | #include <grpc/support/useful.h> |
| 44 | |
Craig Tiller | 1064f8b | 2015-06-25 13:52:57 -0700 | [diff] [blame] | 45 | static void setup_transport(void *server, grpc_transport *transport, |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 46 | grpc_mdctx *mdctx, grpc_workqueue *workqueue, |
| 47 | grpc_call_list *call_list) { |
Craig Tiller | 06aeea7 | 2015-04-23 10:54:45 -0700 | [diff] [blame] | 48 | static grpc_channel_filter const *extra_filters[] = { |
| 49 | &grpc_http_server_filter}; |
Craig Tiller | 1064f8b | 2015-06-25 13:52:57 -0700 | [diff] [blame] | 50 | grpc_server_setup_transport(server, transport, extra_filters, |
Craig Tiller | 47a708e | 2015-09-15 16:16:06 -0700 | [diff] [blame] | 51 | GPR_ARRAY_SIZE(extra_filters), mdctx, workqueue, |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 52 | grpc_server_get_channel_args(server), call_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 53 | } |
| 54 | |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 55 | static void new_transport(void *server, grpc_endpoint *tcp, |
| 56 | grpc_call_list *call_list) { |
David Klempner | fd5d8ff | 2015-03-05 14:17:38 -0800 | [diff] [blame] | 57 | /* |
| 58 | * Beware that the call to grpc_create_chttp2_transport() has to happen before |
| 59 | * grpc_tcp_server_destroy(). This is fine here, but similar code |
| 60 | * asynchronously doing a handshake instead of calling grpc_tcp_server_start() |
| 61 | * (as in server_secure_chttp2.c) needs to add synchronization to avoid this |
| 62 | * case. |
| 63 | */ |
Craig Tiller | 1064f8b | 2015-06-25 13:52:57 -0700 | [diff] [blame] | 64 | grpc_mdctx *mdctx = grpc_mdctx_create(); |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 65 | grpc_workqueue *workqueue = grpc_workqueue_create(call_list); |
Craig Tiller | 1064f8b | 2015-06-25 13:52:57 -0700 | [diff] [blame] | 66 | grpc_transport *transport = grpc_create_chttp2_transport( |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 67 | grpc_server_get_channel_args(server), tcp, mdctx, 0, call_list); |
| 68 | setup_transport(server, transport, mdctx, workqueue, call_list); |
| 69 | grpc_chttp2_transport_start_reading(transport, NULL, 0, call_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 70 | } |
| 71 | |
| 72 | /* Server callback: start listening on our ports */ |
Craig Tiller | c02c1d8 | 2015-04-07 16:21:55 -0700 | [diff] [blame] | 73 | static void start(grpc_server *server, void *tcpp, grpc_pollset **pollsets, |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 74 | size_t pollset_count, grpc_call_list *call_list) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 75 | grpc_tcp_server *tcp = tcpp; |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 76 | grpc_tcp_server_start(tcp, pollsets, pollset_count, new_transport, server, |
| 77 | call_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | /* Server callback: destroy the tcp listener (so we don't generate further |
| 81 | callbacks) */ |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 82 | static void destroy(grpc_server *server, void *tcpp, grpc_closure *destroy_done, |
| 83 | grpc_call_list *call_list) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 84 | grpc_tcp_server *tcp = tcpp; |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 85 | grpc_tcp_server_destroy(tcp, destroy_done, call_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 86 | } |
| 87 | |
Craig Tiller | c5ae3eb | 2015-08-03 10:42:22 -0700 | [diff] [blame] | 88 | int grpc_server_add_insecure_http2_port(grpc_server *server, const char *addr) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 89 | grpc_resolved_addresses *resolved = NULL; |
| 90 | grpc_tcp_server *tcp = NULL; |
| 91 | size_t i; |
Nicolas "Pixel" Noble | 213ed91 | 2015-01-30 02:11:35 +0100 | [diff] [blame] | 92 | unsigned count = 0; |
ctiller | 570d1f4 | 2015-01-12 16:29:52 -0800 | [diff] [blame] | 93 | int port_num = -1; |
| 94 | int port_temp; |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 95 | grpc_call_list call_list = GRPC_CALL_LIST_INIT; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 96 | |
| 97 | resolved = grpc_blocking_resolve_address(addr, "http"); |
| 98 | if (!resolved) { |
| 99 | goto error; |
| 100 | } |
| 101 | |
ctiller | 18b49ab | 2014-12-09 14:39:16 -0800 | [diff] [blame] | 102 | tcp = grpc_tcp_server_create(); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 103 | if (!tcp) { |
| 104 | goto error; |
| 105 | } |
| 106 | |
| 107 | for (i = 0; i < resolved->naddrs; i++) { |
ctiller | 570d1f4 | 2015-01-12 16:29:52 -0800 | [diff] [blame] | 108 | port_temp = grpc_tcp_server_add_port( |
| 109 | tcp, (struct sockaddr *)&resolved->addrs[i].addr, |
| 110 | resolved->addrs[i].len); |
| 111 | if (port_temp >= 0) { |
| 112 | if (port_num == -1) { |
| 113 | port_num = port_temp; |
| 114 | } else { |
| 115 | GPR_ASSERT(port_num == port_temp); |
| 116 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 117 | count++; |
| 118 | } |
| 119 | } |
| 120 | if (count == 0) { |
| 121 | gpr_log(GPR_ERROR, "No address added out of total %d resolved", |
| 122 | resolved->naddrs); |
| 123 | goto error; |
| 124 | } |
| 125 | if (count != resolved->naddrs) { |
| 126 | gpr_log(GPR_ERROR, "Only %d addresses added out of total %d resolved", |
| 127 | count, resolved->naddrs); |
| 128 | } |
| 129 | grpc_resolved_addresses_destroy(resolved); |
| 130 | |
| 131 | /* Register with the server only upon success */ |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 132 | grpc_server_add_listener(server, tcp, start, destroy, &call_list); |
| 133 | goto done; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 134 | |
| 135 | /* Error path: cleanup and return */ |
| 136 | error: |
| 137 | if (resolved) { |
| 138 | grpc_resolved_addresses_destroy(resolved); |
| 139 | } |
| 140 | if (tcp) { |
Craig Tiller | aec96aa | 2015-04-07 14:32:15 -0700 | [diff] [blame] | 141 | grpc_tcp_server_destroy(tcp, NULL, NULL); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 142 | } |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame^] | 143 | port_num = 0; |
| 144 | |
| 145 | done: |
| 146 | grpc_call_list_run(&call_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 147 | return 0; |
Craig Tiller | 190d360 | 2015-02-18 09:23:38 -0800 | [diff] [blame] | 148 | } |