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 | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 45 | static void |
Craig Tiller | 1be70cc | 2015-09-22 10:45:28 -0700 | [diff] [blame^] | 46 | setup_transport (grpc_exec_ctx * exec_ctx, void *server, grpc_transport * transport, grpc_mdctx * mdctx) |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 47 | { |
Craig Tiller | 06aeea7 | 2015-04-23 10:54:45 -0700 | [diff] [blame] | 48 | static grpc_channel_filter const *extra_filters[] = { |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 49 | &grpc_http_server_filter |
| 50 | }; |
| 51 | grpc_server_setup_transport (server, transport, extra_filters, GPR_ARRAY_SIZE (extra_filters), mdctx, grpc_server_get_channel_args (server), closure_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 52 | } |
| 53 | |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 54 | static void |
Craig Tiller | 1be70cc | 2015-09-22 10:45:28 -0700 | [diff] [blame^] | 55 | new_transport (grpc_exec_ctx * exec_ctx, void *server, grpc_endpoint * tcp) |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 56 | { |
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 | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 64 | grpc_mdctx *mdctx = grpc_mdctx_create (); |
| 65 | grpc_transport *transport = grpc_create_chttp2_transport (grpc_server_get_channel_args (server), tcp, mdctx, 0, closure_list); |
| 66 | setup_transport (server, transport, mdctx, closure_list); |
| 67 | grpc_chttp2_transport_start_reading (transport, NULL, 0, closure_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | /* Server callback: start listening on our ports */ |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 71 | static void |
Craig Tiller | 1be70cc | 2015-09-22 10:45:28 -0700 | [diff] [blame^] | 72 | start (grpc_exec_ctx * exec_ctx, grpc_server * server, void *tcpp, grpc_pollset ** pollsets, size_t pollset_count) |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 73 | { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 74 | grpc_tcp_server *tcp = tcpp; |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 75 | grpc_tcp_server_start (tcp, pollsets, pollset_count, new_transport, server, closure_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 76 | } |
| 77 | |
| 78 | /* Server callback: destroy the tcp listener (so we don't generate further |
| 79 | callbacks) */ |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 80 | static void |
Craig Tiller | 1be70cc | 2015-09-22 10:45:28 -0700 | [diff] [blame^] | 81 | destroy (grpc_exec_ctx * exec_ctx, grpc_server * server, void *tcpp, grpc_closure * destroy_done) |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 82 | { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 83 | grpc_tcp_server *tcp = tcpp; |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 84 | grpc_tcp_server_destroy (tcp, destroy_done, closure_list); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 85 | } |
| 86 | |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 87 | int |
| 88 | grpc_server_add_insecure_http2_port (grpc_server * server, const char *addr) |
| 89 | { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 90 | grpc_resolved_addresses *resolved = NULL; |
| 91 | grpc_tcp_server *tcp = NULL; |
| 92 | size_t i; |
Nicolas "Pixel" Noble | 213ed91 | 2015-01-30 02:11:35 +0100 | [diff] [blame] | 93 | unsigned count = 0; |
ctiller | 570d1f4 | 2015-01-12 16:29:52 -0800 | [diff] [blame] | 94 | int port_num = -1; |
| 95 | int port_temp; |
Craig Tiller | d9ccbbf | 2015-09-22 09:30:00 -0700 | [diff] [blame] | 96 | grpc_closure_list closure_list = GRPC_CLOSURE_LIST_INIT; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 97 | |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 98 | resolved = grpc_blocking_resolve_address (addr, "http"); |
| 99 | if (!resolved) |
| 100 | { |
| 101 | goto error; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 102 | } |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 103 | |
| 104 | tcp = grpc_tcp_server_create (); |
| 105 | if (!tcp) |
| 106 | { |
| 107 | goto error; |
| 108 | } |
| 109 | |
| 110 | for (i = 0; i < resolved->naddrs; i++) |
| 111 | { |
| 112 | port_temp = grpc_tcp_server_add_port (tcp, (struct sockaddr *) &resolved->addrs[i].addr, resolved->addrs[i].len); |
| 113 | if (port_temp >= 0) |
| 114 | { |
| 115 | if (port_num == -1) |
| 116 | { |
| 117 | port_num = port_temp; |
| 118 | } |
| 119 | else |
| 120 | { |
| 121 | GPR_ASSERT (port_num == port_temp); |
| 122 | } |
| 123 | count++; |
| 124 | } |
| 125 | } |
| 126 | if (count == 0) |
| 127 | { |
| 128 | gpr_log (GPR_ERROR, "No address added out of total %d resolved", resolved->naddrs); |
| 129 | goto error; |
| 130 | } |
| 131 | if (count != resolved->naddrs) |
| 132 | { |
| 133 | gpr_log (GPR_ERROR, "Only %d addresses added out of total %d resolved", count, resolved->naddrs); |
| 134 | } |
| 135 | grpc_resolved_addresses_destroy (resolved); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 136 | |
| 137 | /* Register with the server only upon success */ |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 138 | grpc_server_add_listener (server, tcp, start, destroy, &closure_list); |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame] | 139 | goto done; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 140 | |
| 141 | /* Error path: cleanup and return */ |
| 142 | error: |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 143 | if (resolved) |
| 144 | { |
| 145 | grpc_resolved_addresses_destroy (resolved); |
| 146 | } |
| 147 | if (tcp) |
| 148 | { |
| 149 | grpc_tcp_server_destroy (tcp, NULL, NULL); |
| 150 | } |
Craig Tiller | dfff1b8 | 2015-09-21 14:39:57 -0700 | [diff] [blame] | 151 | port_num = 0; |
| 152 | |
| 153 | done: |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 154 | grpc_closure_list_run (&closure_list); |
Craig Tiller | ba49645 | 2015-09-21 17:15:19 -0700 | [diff] [blame] | 155 | return port_num; |
Craig Tiller | 190d360 | 2015-02-18 09:23:38 -0800 | [diff] [blame] | 156 | } |