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 "src/core/security/credentials.h" |
| 35 | |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 36 | #include <string.h> |
| 37 | #include <stdio.h> |
| 38 | |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 39 | #include "src/core/channel/channel_args.h" |
| 40 | #include "src/core/channel/http_client_filter.h" |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 41 | #include "src/core/json/json.h" |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 42 | #include "src/core/httpcli/httpcli.h" |
ctiller | 18b49ab | 2014-12-09 14:39:16 -0800 | [diff] [blame] | 43 | #include "src/core/iomgr/iomgr.h" |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 44 | #include "src/core/surface/api_trace.h" |
Craig Tiller | 485d776 | 2015-01-23 12:54:05 -0800 | [diff] [blame] | 45 | #include "src/core/support/string.h" |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 46 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 47 | #include <grpc/support/alloc.h> |
| 48 | #include <grpc/support/log.h> |
Masood Malekghassemi | 701af60 | 2015-06-03 15:01:17 -0700 | [diff] [blame] | 49 | #include <grpc/support/string_util.h> |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 50 | #include <grpc/support/sync.h> |
Craig Tiller | 8664ca6 | 2015-09-09 12:30:59 -0700 | [diff] [blame] | 51 | #include <grpc/support/thd.h> |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 52 | #include <grpc/support/time.h> |
| 53 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 54 | /* -- Common. -- */ |
| 55 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 56 | struct grpc_credentials_metadata_request { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 57 | grpc_credentials *creds; |
| 58 | grpc_credentials_metadata_cb cb; |
| 59 | void *user_data; |
Julien Boeuf | b037bb6 | 2015-07-08 14:58:14 -0700 | [diff] [blame] | 60 | }; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 61 | |
| 62 | static grpc_credentials_metadata_request * |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 63 | grpc_credentials_metadata_request_create(grpc_credentials *creds, |
| 64 | grpc_credentials_metadata_cb cb, |
| 65 | void *user_data) { |
| 66 | grpc_credentials_metadata_request *r = |
| 67 | gpr_malloc(sizeof(grpc_credentials_metadata_request)); |
| 68 | r->creds = grpc_credentials_ref(creds); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 69 | r->cb = cb; |
| 70 | r->user_data = user_data; |
| 71 | return r; |
| 72 | } |
| 73 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 74 | static void grpc_credentials_metadata_request_destroy( |
| 75 | grpc_credentials_metadata_request *r) { |
| 76 | grpc_credentials_unref(r->creds); |
| 77 | gpr_free(r); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 78 | } |
| 79 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 80 | grpc_credentials *grpc_credentials_ref(grpc_credentials *creds) { |
| 81 | if (creds == NULL) return NULL; |
| 82 | gpr_ref(&creds->refcount); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 83 | return creds; |
| 84 | } |
| 85 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 86 | void grpc_credentials_unref(grpc_credentials *creds) { |
| 87 | if (creds == NULL) return; |
| 88 | if (gpr_unref(&creds->refcount)) { |
| 89 | creds->vtable->destruct(creds); |
| 90 | gpr_free(creds); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | void grpc_credentials_release(grpc_credentials *creds) { |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 95 | GRPC_API_TRACE("grpc_credentials_release(creds=%p)", 1, (creds)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 96 | grpc_credentials_unref(creds); |
| 97 | } |
| 98 | |
| 99 | int grpc_credentials_has_request_metadata(grpc_credentials *creds) { |
| 100 | if (creds == NULL) return 0; |
| 101 | return creds->vtable->has_request_metadata(creds); |
| 102 | } |
| 103 | |
| 104 | int grpc_credentials_has_request_metadata_only(grpc_credentials *creds) { |
| 105 | if (creds == NULL) return 0; |
| 106 | return creds->vtable->has_request_metadata_only(creds); |
| 107 | } |
| 108 | |
| 109 | void grpc_credentials_get_request_metadata( |
| 110 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 111 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 112 | if (creds == NULL || !grpc_credentials_has_request_metadata(creds) || |
| 113 | creds->vtable->get_request_metadata == NULL) { |
| 114 | if (cb != NULL) { |
| 115 | cb(exec_ctx, user_data, NULL, 0, GRPC_CREDENTIALS_OK); |
| 116 | } |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 117 | return; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 118 | } |
| 119 | creds->vtable->get_request_metadata(exec_ctx, creds, pollset, service_url, cb, |
| 120 | user_data); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 121 | } |
| 122 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 123 | grpc_security_status grpc_credentials_create_security_connector( |
| 124 | grpc_credentials *creds, const char *target, const grpc_channel_args *args, |
| 125 | grpc_credentials *request_metadata_creds, |
| 126 | grpc_channel_security_connector **sc, grpc_channel_args **new_args) { |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 127 | *new_args = NULL; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 128 | if (creds == NULL || creds->vtable->create_security_connector == NULL || |
| 129 | grpc_credentials_has_request_metadata_only(creds)) { |
| 130 | gpr_log(GPR_ERROR, |
| 131 | "Invalid credentials for creating a security connector."); |
| 132 | return GRPC_SECURITY_ERROR; |
| 133 | } |
| 134 | return creds->vtable->create_security_connector( |
| 135 | creds, target, args, request_metadata_creds, sc, new_args); |
Craig Tiller | c4885ed | 2015-04-14 09:51:28 -0700 | [diff] [blame] | 136 | } |
| 137 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 138 | grpc_server_credentials *grpc_server_credentials_ref( |
| 139 | grpc_server_credentials *creds) { |
| 140 | if (creds == NULL) return NULL; |
| 141 | gpr_ref(&creds->refcount); |
Julien Boeuf | fe1478f | 2015-08-30 21:57:38 -0700 | [diff] [blame] | 142 | return creds; |
| 143 | } |
| 144 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 145 | void grpc_server_credentials_unref(grpc_server_credentials *creds) { |
| 146 | if (creds == NULL) return; |
| 147 | if (gpr_unref(&creds->refcount)) { |
| 148 | creds->vtable->destruct(creds); |
| 149 | if (creds->processor.destroy != NULL && creds->processor.state != NULL) { |
| 150 | creds->processor.destroy(creds->processor.state); |
Julien Boeuf | fe1478f | 2015-08-30 21:57:38 -0700 | [diff] [blame] | 151 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 152 | gpr_free(creds); |
| 153 | } |
Julien Boeuf | fe1478f | 2015-08-30 21:57:38 -0700 | [diff] [blame] | 154 | } |
| 155 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 156 | void grpc_server_credentials_release(grpc_server_credentials *creds) { |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 157 | GRPC_API_TRACE("grpc_server_credentials_release(creds=%p)", 1, (creds)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 158 | grpc_server_credentials_unref(creds); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 159 | } |
| 160 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 161 | grpc_security_status grpc_server_credentials_create_security_connector( |
| 162 | grpc_server_credentials *creds, grpc_security_connector **sc) { |
| 163 | if (creds == NULL || creds->vtable->create_security_connector == NULL) { |
| 164 | gpr_log(GPR_ERROR, "Server credentials cannot create security context."); |
| 165 | return GRPC_SECURITY_ERROR; |
| 166 | } |
| 167 | return creds->vtable->create_security_connector(creds, sc); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 168 | } |
| 169 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 170 | void grpc_server_credentials_set_auth_metadata_processor( |
| 171 | grpc_server_credentials *creds, grpc_auth_metadata_processor processor) { |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 172 | GRPC_API_TRACE( |
| 173 | "grpc_server_credentials_set_auth_metadata_processor(" |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 174 | "creds=%p, " |
| 175 | "processor=grpc_auth_metadata_processor { process: %lx, state: %p })", |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 176 | 3, (creds, (unsigned long)processor.process, processor.state)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 177 | if (creds == NULL) return; |
| 178 | if (creds->processor.destroy != NULL && creds->processor.state != NULL) { |
| 179 | creds->processor.destroy(creds->processor.state); |
| 180 | } |
Julien Boeuf | 6bdc9b4 | 2015-07-19 21:56:02 -0700 | [diff] [blame] | 181 | creds->processor = processor; |
| 182 | } |
| 183 | |
Julien Boeuf | 9a52908 | 2015-10-08 13:12:14 -0700 | [diff] [blame^] | 184 | static void server_credentials_pointer_arg_destroy(void *p) { |
| 185 | grpc_server_credentials_unref(p); |
| 186 | } |
| 187 | |
| 188 | static void *server_credentials_pointer_arg_copy(void *p) { |
| 189 | return grpc_server_credentials_ref(p); |
| 190 | } |
| 191 | |
| 192 | grpc_arg grpc_server_credentials_to_arg(grpc_server_credentials *p) { |
| 193 | grpc_arg arg; |
| 194 | memset(&arg, 0, sizeof(grpc_arg)); |
| 195 | arg.type = GRPC_ARG_POINTER; |
| 196 | arg.key = GRPC_SERVER_CREDENTIALS_ARG; |
| 197 | arg.value.pointer.p = p; |
| 198 | arg.value.pointer.copy = server_credentials_pointer_arg_copy; |
| 199 | arg.value.pointer.destroy = server_credentials_pointer_arg_destroy; |
| 200 | return arg; |
| 201 | } |
| 202 | |
| 203 | grpc_server_credentials *grpc_server_credentials_from_arg( |
| 204 | const grpc_arg *arg) { |
| 205 | if (strcmp(arg->key, GRPC_SERVER_CREDENTIALS_ARG) != 0) return NULL; |
| 206 | if (arg->type != GRPC_ARG_POINTER) { |
| 207 | gpr_log(GPR_ERROR, "Invalid type %d for arg %s", arg->type, |
| 208 | GRPC_SERVER_CREDENTIALS_ARG); |
| 209 | return NULL; |
| 210 | } |
| 211 | return arg->value.pointer.p; |
| 212 | } |
| 213 | |
| 214 | grpc_server_credentials *grpc_find_server_credentials_in_args( |
| 215 | const grpc_channel_args *args) { |
| 216 | size_t i; |
| 217 | if (args == NULL) return NULL; |
| 218 | for (i = 0; i < args->num_args; i++) { |
| 219 | grpc_server_credentials *p = |
| 220 | grpc_server_credentials_from_arg(&args->args[i]); |
| 221 | if (p != NULL) return p; |
| 222 | } |
| 223 | return NULL; |
| 224 | } |
| 225 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 226 | /* -- Ssl credentials. -- */ |
| 227 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 228 | static void ssl_destruct(grpc_credentials *creds) { |
| 229 | grpc_ssl_credentials *c = (grpc_ssl_credentials *)creds; |
| 230 | if (c->config.pem_root_certs != NULL) gpr_free(c->config.pem_root_certs); |
| 231 | if (c->config.pem_private_key != NULL) gpr_free(c->config.pem_private_key); |
| 232 | if (c->config.pem_cert_chain != NULL) gpr_free(c->config.pem_cert_chain); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 233 | } |
| 234 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 235 | static void ssl_server_destruct(grpc_server_credentials *creds) { |
| 236 | grpc_ssl_server_credentials *c = (grpc_ssl_server_credentials *)creds; |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 237 | size_t i; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 238 | for (i = 0; i < c->config.num_key_cert_pairs; i++) { |
| 239 | if (c->config.pem_private_keys[i] != NULL) { |
| 240 | gpr_free(c->config.pem_private_keys[i]); |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 241 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 242 | if (c->config.pem_cert_chains[i] != NULL) { |
| 243 | gpr_free(c->config.pem_cert_chains[i]); |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 244 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 245 | } |
| 246 | if (c->config.pem_private_keys != NULL) gpr_free(c->config.pem_private_keys); |
| 247 | if (c->config.pem_private_keys_sizes != NULL) { |
| 248 | gpr_free(c->config.pem_private_keys_sizes); |
| 249 | } |
| 250 | if (c->config.pem_cert_chains != NULL) gpr_free(c->config.pem_cert_chains); |
| 251 | if (c->config.pem_cert_chains_sizes != NULL) { |
| 252 | gpr_free(c->config.pem_cert_chains_sizes); |
| 253 | } |
| 254 | if (c->config.pem_root_certs != NULL) gpr_free(c->config.pem_root_certs); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 255 | } |
| 256 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 257 | static int ssl_has_request_metadata(const grpc_credentials *creds) { return 0; } |
| 258 | |
| 259 | static int ssl_has_request_metadata_only(const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 260 | return 0; |
| 261 | } |
| 262 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 263 | static grpc_security_status ssl_create_security_connector( |
| 264 | grpc_credentials *creds, const char *target, const grpc_channel_args *args, |
| 265 | grpc_credentials *request_metadata_creds, |
| 266 | grpc_channel_security_connector **sc, grpc_channel_args **new_args) { |
| 267 | grpc_ssl_credentials *c = (grpc_ssl_credentials *)creds; |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 268 | grpc_security_status status = GRPC_SECURITY_OK; |
| 269 | size_t i = 0; |
| 270 | const char *overridden_target_name = NULL; |
Craig Tiller | b9d3596 | 2015-09-11 13:31:16 -0700 | [diff] [blame] | 271 | grpc_arg new_arg; |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 272 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 273 | for (i = 0; args && i < args->num_args; i++) { |
| 274 | grpc_arg *arg = &args->args[i]; |
| 275 | if (strcmp(arg->key, GRPC_SSL_TARGET_NAME_OVERRIDE_ARG) == 0 && |
| 276 | arg->type == GRPC_ARG_STRING) { |
| 277 | overridden_target_name = arg->value.string; |
| 278 | break; |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 279 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 280 | } |
| 281 | status = grpc_ssl_channel_security_connector_create( |
| 282 | request_metadata_creds, &c->config, target, overridden_target_name, sc); |
| 283 | if (status != GRPC_SECURITY_OK) { |
| 284 | return status; |
| 285 | } |
Craig Tiller | b9d3596 | 2015-09-11 13:31:16 -0700 | [diff] [blame] | 286 | new_arg.type = GRPC_ARG_STRING; |
| 287 | new_arg.key = GRPC_ARG_HTTP2_SCHEME; |
| 288 | new_arg.value.string = "https"; |
| 289 | *new_args = grpc_channel_args_copy_and_add(args, &new_arg, 1); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 290 | return status; |
| 291 | } |
| 292 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 293 | static grpc_security_status ssl_server_create_security_connector( |
| 294 | grpc_server_credentials *creds, grpc_security_connector **sc) { |
| 295 | grpc_ssl_server_credentials *c = (grpc_ssl_server_credentials *)creds; |
| 296 | return grpc_ssl_server_security_connector_create(&c->config, sc); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 297 | } |
| 298 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 299 | static grpc_credentials_vtable ssl_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 300 | ssl_destruct, ssl_has_request_metadata, ssl_has_request_metadata_only, NULL, |
| 301 | ssl_create_security_connector}; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 302 | |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 303 | static grpc_server_credentials_vtable ssl_server_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 304 | ssl_server_destruct, ssl_server_create_security_connector}; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 305 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 306 | static void ssl_copy_key_material(const char *input, unsigned char **output, |
| 307 | size_t *output_size) { |
| 308 | *output_size = strlen(input); |
| 309 | *output = gpr_malloc(*output_size); |
| 310 | memcpy(*output, input, *output_size); |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 311 | } |
| 312 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 313 | static void ssl_build_config(const char *pem_root_certs, |
| 314 | grpc_ssl_pem_key_cert_pair *pem_key_cert_pair, |
| 315 | grpc_ssl_config *config) { |
| 316 | if (pem_root_certs != NULL) { |
| 317 | ssl_copy_key_material(pem_root_certs, &config->pem_root_certs, |
| 318 | &config->pem_root_certs_size); |
| 319 | } |
| 320 | if (pem_key_cert_pair != NULL) { |
| 321 | GPR_ASSERT(pem_key_cert_pair->private_key != NULL); |
| 322 | GPR_ASSERT(pem_key_cert_pair->cert_chain != NULL); |
| 323 | ssl_copy_key_material(pem_key_cert_pair->private_key, |
| 324 | &config->pem_private_key, |
| 325 | &config->pem_private_key_size); |
| 326 | ssl_copy_key_material(pem_key_cert_pair->cert_chain, |
| 327 | &config->pem_cert_chain, |
| 328 | &config->pem_cert_chain_size); |
| 329 | } |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 330 | } |
| 331 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 332 | static void ssl_build_server_config( |
| 333 | const char *pem_root_certs, grpc_ssl_pem_key_cert_pair *pem_key_cert_pairs, |
| 334 | size_t num_key_cert_pairs, int force_client_auth, |
| 335 | grpc_ssl_server_config *config) { |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 336 | size_t i; |
Julien Boeuf | 5029b30 | 2015-07-21 23:02:16 -0700 | [diff] [blame] | 337 | config->force_client_auth = force_client_auth; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 338 | if (pem_root_certs != NULL) { |
| 339 | ssl_copy_key_material(pem_root_certs, &config->pem_root_certs, |
| 340 | &config->pem_root_certs_size); |
| 341 | } |
| 342 | if (num_key_cert_pairs > 0) { |
| 343 | GPR_ASSERT(pem_key_cert_pairs != NULL); |
| 344 | config->pem_private_keys = |
| 345 | gpr_malloc(num_key_cert_pairs * sizeof(unsigned char *)); |
| 346 | config->pem_cert_chains = |
| 347 | gpr_malloc(num_key_cert_pairs * sizeof(unsigned char *)); |
| 348 | config->pem_private_keys_sizes = |
| 349 | gpr_malloc(num_key_cert_pairs * sizeof(size_t)); |
| 350 | config->pem_cert_chains_sizes = |
| 351 | gpr_malloc(num_key_cert_pairs * sizeof(size_t)); |
| 352 | } |
Julien Boeuf | 8fbcc43 | 2015-01-15 16:44:13 -0800 | [diff] [blame] | 353 | config->num_key_cert_pairs = num_key_cert_pairs; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 354 | for (i = 0; i < num_key_cert_pairs; i++) { |
| 355 | GPR_ASSERT(pem_key_cert_pairs[i].private_key != NULL); |
| 356 | GPR_ASSERT(pem_key_cert_pairs[i].cert_chain != NULL); |
| 357 | ssl_copy_key_material(pem_key_cert_pairs[i].private_key, |
| 358 | &config->pem_private_keys[i], |
| 359 | &config->pem_private_keys_sizes[i]); |
| 360 | ssl_copy_key_material(pem_key_cert_pairs[i].cert_chain, |
| 361 | &config->pem_cert_chains[i], |
| 362 | &config->pem_cert_chains_sizes[i]); |
| 363 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 364 | } |
| 365 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 366 | grpc_credentials *grpc_ssl_credentials_create( |
| 367 | const char *pem_root_certs, grpc_ssl_pem_key_cert_pair *pem_key_cert_pair, |
| 368 | void *reserved) { |
| 369 | grpc_ssl_credentials *c = gpr_malloc(sizeof(grpc_ssl_credentials)); |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 370 | GRPC_API_TRACE( |
| 371 | "grpc_ssl_credentials_create(pem_root_certs=%s, " |
| 372 | "pem_key_cert_pair=%p, " |
| 373 | "reserved=%p)", |
| 374 | 3, (pem_root_certs, pem_key_cert_pair, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 375 | GPR_ASSERT(reserved == NULL); |
| 376 | memset(c, 0, sizeof(grpc_ssl_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 377 | c->base.type = GRPC_CREDENTIALS_TYPE_SSL; |
| 378 | c->base.vtable = &ssl_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 379 | gpr_ref_init(&c->base.refcount, 1); |
| 380 | ssl_build_config(pem_root_certs, pem_key_cert_pair, &c->config); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 381 | return &c->base; |
| 382 | } |
| 383 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 384 | grpc_server_credentials *grpc_ssl_server_credentials_create( |
| 385 | const char *pem_root_certs, grpc_ssl_pem_key_cert_pair *pem_key_cert_pairs, |
| 386 | size_t num_key_cert_pairs, int force_client_auth, void *reserved) { |
| 387 | grpc_ssl_server_credentials *c = |
| 388 | gpr_malloc(sizeof(grpc_ssl_server_credentials)); |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 389 | GRPC_API_TRACE( |
| 390 | "grpc_ssl_server_credentials_create(" |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 391 | "pem_root_certs=%s, pem_key_cert_pairs=%p, num_key_cert_pairs=%lu, " |
| 392 | "force_client_auth=%d, reserved=%p)", |
| 393 | 5, (pem_root_certs, pem_key_cert_pairs, (unsigned long)num_key_cert_pairs, |
| 394 | force_client_auth, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 395 | GPR_ASSERT(reserved == NULL); |
| 396 | memset(c, 0, sizeof(grpc_ssl_server_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 397 | c->base.type = GRPC_CREDENTIALS_TYPE_SSL; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 398 | gpr_ref_init(&c->base.refcount, 1); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 399 | c->base.vtable = &ssl_server_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 400 | ssl_build_server_config(pem_root_certs, pem_key_cert_pairs, |
| 401 | num_key_cert_pairs, force_client_auth, &c->config); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 402 | return &c->base; |
| 403 | } |
| 404 | |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 405 | /* -- Jwt credentials -- */ |
| 406 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 407 | static void jwt_reset_cache(grpc_service_account_jwt_access_credentials *c) { |
| 408 | if (c->cached.jwt_md != NULL) { |
| 409 | grpc_credentials_md_store_unref(c->cached.jwt_md); |
| 410 | c->cached.jwt_md = NULL; |
| 411 | } |
| 412 | if (c->cached.service_url != NULL) { |
| 413 | gpr_free(c->cached.service_url); |
| 414 | c->cached.service_url = NULL; |
| 415 | } |
| 416 | c->cached.jwt_expiration = gpr_inf_past(GPR_CLOCK_REALTIME); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 417 | } |
| 418 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 419 | static void jwt_destruct(grpc_credentials *creds) { |
| 420 | grpc_service_account_jwt_access_credentials *c = |
| 421 | (grpc_service_account_jwt_access_credentials *)creds; |
| 422 | grpc_auth_json_key_destruct(&c->key); |
| 423 | jwt_reset_cache(c); |
| 424 | gpr_mu_destroy(&c->cache_mu); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 425 | } |
| 426 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 427 | static int jwt_has_request_metadata(const grpc_credentials *creds) { return 1; } |
| 428 | |
| 429 | static int jwt_has_request_metadata_only(const grpc_credentials *creds) { |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 430 | return 1; |
| 431 | } |
| 432 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 433 | static void jwt_get_request_metadata( |
| 434 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 435 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 436 | grpc_service_account_jwt_access_credentials *c = |
| 437 | (grpc_service_account_jwt_access_credentials *)creds; |
| 438 | gpr_timespec refresh_threshold = gpr_time_from_seconds( |
| 439 | GRPC_SECURE_TOKEN_REFRESH_THRESHOLD_SECS, GPR_TIMESPAN); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 440 | |
| 441 | /* See if we can return a cached jwt. */ |
Julien Boeuf | 75c9b6f | 2015-05-29 13:12:12 -0700 | [diff] [blame] | 442 | grpc_credentials_md_store *jwt_md = NULL; |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 443 | { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 444 | gpr_mu_lock(&c->cache_mu); |
| 445 | if (c->cached.service_url != NULL && |
| 446 | strcmp(c->cached.service_url, service_url) == 0 && |
| 447 | c->cached.jwt_md != NULL && |
| 448 | (gpr_time_cmp(gpr_time_sub(c->cached.jwt_expiration, |
| 449 | gpr_now(GPR_CLOCK_REALTIME)), |
| 450 | refresh_threshold) > 0)) { |
| 451 | jwt_md = grpc_credentials_md_store_ref(c->cached.jwt_md); |
| 452 | } |
| 453 | gpr_mu_unlock(&c->cache_mu); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 454 | } |
| 455 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 456 | if (jwt_md == NULL) { |
| 457 | char *jwt = NULL; |
| 458 | /* Generate a new jwt. */ |
| 459 | gpr_mu_lock(&c->cache_mu); |
| 460 | jwt_reset_cache(c); |
| 461 | jwt = grpc_jwt_encode_and_sign(&c->key, service_url, c->jwt_lifetime, NULL); |
| 462 | if (jwt != NULL) { |
| 463 | char *md_value; |
| 464 | gpr_asprintf(&md_value, "Bearer %s", jwt); |
| 465 | gpr_free(jwt); |
| 466 | c->cached.jwt_expiration = |
| 467 | gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), c->jwt_lifetime); |
| 468 | c->cached.service_url = gpr_strdup(service_url); |
| 469 | c->cached.jwt_md = grpc_credentials_md_store_create(1); |
| 470 | grpc_credentials_md_store_add_cstrings( |
| 471 | c->cached.jwt_md, GRPC_AUTHORIZATION_METADATA_KEY, md_value); |
| 472 | gpr_free(md_value); |
| 473 | jwt_md = grpc_credentials_md_store_ref(c->cached.jwt_md); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 474 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 475 | gpr_mu_unlock(&c->cache_mu); |
| 476 | } |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 477 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 478 | if (jwt_md != NULL) { |
| 479 | cb(exec_ctx, user_data, jwt_md->entries, jwt_md->num_entries, |
| 480 | GRPC_CREDENTIALS_OK); |
| 481 | grpc_credentials_md_store_unref(jwt_md); |
| 482 | } else { |
| 483 | cb(exec_ctx, user_data, NULL, 0, GRPC_CREDENTIALS_ERROR); |
| 484 | } |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | static grpc_credentials_vtable jwt_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 488 | jwt_destruct, jwt_has_request_metadata, jwt_has_request_metadata_only, |
| 489 | jwt_get_request_metadata, NULL}; |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 490 | |
Julien Boeuf | fe4c3f4 | 2015-07-22 16:20:13 -0700 | [diff] [blame] | 491 | grpc_credentials * |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 492 | grpc_service_account_jwt_access_credentials_create_from_auth_json_key( |
| 493 | grpc_auth_json_key key, gpr_timespec token_lifetime) { |
Julien Boeuf | fe4c3f4 | 2015-07-22 16:20:13 -0700 | [diff] [blame] | 494 | grpc_service_account_jwt_access_credentials *c; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 495 | if (!grpc_auth_json_key_is_valid(&key)) { |
| 496 | gpr_log(GPR_ERROR, "Invalid input for jwt credentials creation"); |
| 497 | return NULL; |
| 498 | } |
| 499 | c = gpr_malloc(sizeof(grpc_service_account_jwt_access_credentials)); |
| 500 | memset(c, 0, sizeof(grpc_service_account_jwt_access_credentials)); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 501 | c->base.type = GRPC_CREDENTIALS_TYPE_JWT; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 502 | gpr_ref_init(&c->base.refcount, 1); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 503 | c->base.vtable = &jwt_vtable; |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 504 | c->key = key; |
| 505 | c->jwt_lifetime = token_lifetime; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 506 | gpr_mu_init(&c->cache_mu); |
| 507 | jwt_reset_cache(c); |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 508 | return &c->base; |
| 509 | } |
| 510 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 511 | grpc_credentials *grpc_service_account_jwt_access_credentials_create( |
| 512 | const char *json_key, gpr_timespec token_lifetime, void *reserved) { |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 513 | GRPC_API_TRACE( |
| 514 | "grpc_service_account_jwt_access_credentials_create(" |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 515 | "json_key=%s, " |
| 516 | "token_lifetime=" |
| 517 | "gpr_timespec { tv_sec: %ld, tv_nsec: %d, clock_type: %d }, " |
| 518 | "reserved=%p)", |
| 519 | 5, (json_key, (long)token_lifetime.tv_sec, token_lifetime.tv_nsec, |
| 520 | (int)token_lifetime.clock_type, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 521 | GPR_ASSERT(reserved == NULL); |
| 522 | return grpc_service_account_jwt_access_credentials_create_from_auth_json_key( |
| 523 | grpc_auth_json_key_create_from_string(json_key), token_lifetime); |
Julien Boeuf | 5400606 | 2015-07-07 19:13:04 -0700 | [diff] [blame] | 524 | } |
| 525 | |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 526 | /* -- Oauth2TokenFetcher credentials -- */ |
| 527 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 528 | static void oauth2_token_fetcher_destruct(grpc_credentials *creds) { |
| 529 | grpc_oauth2_token_fetcher_credentials *c = |
| 530 | (grpc_oauth2_token_fetcher_credentials *)creds; |
| 531 | grpc_credentials_md_store_unref(c->access_token_md); |
| 532 | gpr_mu_destroy(&c->mu); |
| 533 | grpc_httpcli_context_destroy(&c->httpcli_context); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 534 | } |
| 535 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 536 | static int oauth2_token_fetcher_has_request_metadata( |
| 537 | const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 538 | return 1; |
| 539 | } |
| 540 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 541 | static int oauth2_token_fetcher_has_request_metadata_only( |
| 542 | const grpc_credentials *creds) { |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 543 | return 1; |
| 544 | } |
| 545 | |
| 546 | grpc_credentials_status |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 547 | grpc_oauth2_token_fetcher_credentials_parse_server_response( |
| 548 | const grpc_httpcli_response *response, grpc_credentials_md_store **token_md, |
| 549 | gpr_timespec *token_lifetime) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 550 | char *null_terminated_body = NULL; |
| 551 | char *new_access_token = NULL; |
| 552 | grpc_credentials_status status = GRPC_CREDENTIALS_OK; |
Nicolas Noble | 614c2bf | 2015-01-21 15:48:36 -0800 | [diff] [blame] | 553 | grpc_json *json = NULL; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 554 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 555 | if (response == NULL) { |
| 556 | gpr_log(GPR_ERROR, "Received NULL response."); |
| 557 | status = GRPC_CREDENTIALS_ERROR; |
| 558 | goto end; |
| 559 | } |
| 560 | |
| 561 | if (response->body_length > 0) { |
| 562 | null_terminated_body = gpr_malloc(response->body_length + 1); |
| 563 | null_terminated_body[response->body_length] = '\0'; |
| 564 | memcpy(null_terminated_body, response->body, response->body_length); |
| 565 | } |
| 566 | |
| 567 | if (response->status != 200) { |
| 568 | gpr_log(GPR_ERROR, "Call to http server ended with error %d [%s].", |
| 569 | response->status, |
| 570 | null_terminated_body != NULL ? null_terminated_body : ""); |
| 571 | status = GRPC_CREDENTIALS_ERROR; |
| 572 | goto end; |
| 573 | } else { |
| 574 | grpc_json *access_token = NULL; |
| 575 | grpc_json *token_type = NULL; |
| 576 | grpc_json *expires_in = NULL; |
| 577 | grpc_json *ptr; |
| 578 | json = grpc_json_parse_string(null_terminated_body); |
| 579 | if (json == NULL) { |
| 580 | gpr_log(GPR_ERROR, "Could not parse JSON from %s", null_terminated_body); |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 581 | status = GRPC_CREDENTIALS_ERROR; |
| 582 | goto end; |
| 583 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 584 | if (json->type != GRPC_JSON_OBJECT) { |
| 585 | gpr_log(GPR_ERROR, "Response should be a JSON object"); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 586 | status = GRPC_CREDENTIALS_ERROR; |
| 587 | goto end; |
| 588 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 589 | for (ptr = json->child; ptr; ptr = ptr->next) { |
| 590 | if (strcmp(ptr->key, "access_token") == 0) { |
| 591 | access_token = ptr; |
| 592 | } else if (strcmp(ptr->key, "token_type") == 0) { |
| 593 | token_type = ptr; |
| 594 | } else if (strcmp(ptr->key, "expires_in") == 0) { |
| 595 | expires_in = ptr; |
| 596 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 597 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 598 | if (access_token == NULL || access_token->type != GRPC_JSON_STRING) { |
| 599 | gpr_log(GPR_ERROR, "Missing or invalid access_token in JSON."); |
| 600 | status = GRPC_CREDENTIALS_ERROR; |
| 601 | goto end; |
| 602 | } |
| 603 | if (token_type == NULL || token_type->type != GRPC_JSON_STRING) { |
| 604 | gpr_log(GPR_ERROR, "Missing or invalid token_type in JSON."); |
| 605 | status = GRPC_CREDENTIALS_ERROR; |
| 606 | goto end; |
| 607 | } |
| 608 | if (expires_in == NULL || expires_in->type != GRPC_JSON_NUMBER) { |
| 609 | gpr_log(GPR_ERROR, "Missing or invalid expires_in in JSON."); |
| 610 | status = GRPC_CREDENTIALS_ERROR; |
| 611 | goto end; |
| 612 | } |
| 613 | gpr_asprintf(&new_access_token, "%s %s", token_type->value, |
| 614 | access_token->value); |
| 615 | token_lifetime->tv_sec = strtol(expires_in->value, NULL, 10); |
| 616 | token_lifetime->tv_nsec = 0; |
| 617 | token_lifetime->clock_type = GPR_TIMESPAN; |
| 618 | if (*token_md != NULL) grpc_credentials_md_store_unref(*token_md); |
| 619 | *token_md = grpc_credentials_md_store_create(1); |
| 620 | grpc_credentials_md_store_add_cstrings( |
| 621 | *token_md, GRPC_AUTHORIZATION_METADATA_KEY, new_access_token); |
| 622 | status = GRPC_CREDENTIALS_OK; |
| 623 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 624 | |
| 625 | end: |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 626 | if (status != GRPC_CREDENTIALS_OK && (*token_md != NULL)) { |
| 627 | grpc_credentials_md_store_unref(*token_md); |
| 628 | *token_md = NULL; |
| 629 | } |
| 630 | if (null_terminated_body != NULL) gpr_free(null_terminated_body); |
| 631 | if (new_access_token != NULL) gpr_free(new_access_token); |
| 632 | if (json != NULL) grpc_json_destroy(json); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 633 | return status; |
| 634 | } |
| 635 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 636 | static void on_oauth2_token_fetcher_http_response( |
| 637 | grpc_exec_ctx *exec_ctx, void *user_data, |
| 638 | const grpc_httpcli_response *response) { |
| 639 | grpc_credentials_metadata_request *r = |
| 640 | (grpc_credentials_metadata_request *)user_data; |
| 641 | grpc_oauth2_token_fetcher_credentials *c = |
| 642 | (grpc_oauth2_token_fetcher_credentials *)r->creds; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 643 | gpr_timespec token_lifetime; |
| 644 | grpc_credentials_status status; |
| 645 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 646 | gpr_mu_lock(&c->mu); |
| 647 | status = grpc_oauth2_token_fetcher_credentials_parse_server_response( |
| 648 | response, &c->access_token_md, &token_lifetime); |
| 649 | if (status == GRPC_CREDENTIALS_OK) { |
| 650 | c->token_expiration = |
| 651 | gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), token_lifetime); |
| 652 | r->cb(exec_ctx, r->user_data, c->access_token_md->entries, |
| 653 | c->access_token_md->num_entries, status); |
| 654 | } else { |
| 655 | c->token_expiration = gpr_inf_past(GPR_CLOCK_REALTIME); |
| 656 | r->cb(exec_ctx, r->user_data, NULL, 0, status); |
| 657 | } |
| 658 | gpr_mu_unlock(&c->mu); |
| 659 | grpc_credentials_metadata_request_destroy(r); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 660 | } |
| 661 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 662 | static void oauth2_token_fetcher_get_request_metadata( |
| 663 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 664 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 665 | grpc_oauth2_token_fetcher_credentials *c = |
| 666 | (grpc_oauth2_token_fetcher_credentials *)creds; |
| 667 | gpr_timespec refresh_threshold = gpr_time_from_seconds( |
| 668 | GRPC_SECURE_TOKEN_REFRESH_THRESHOLD_SECS, GPR_TIMESPAN); |
Julien Boeuf | 75c9b6f | 2015-05-29 13:12:12 -0700 | [diff] [blame] | 669 | grpc_credentials_md_store *cached_access_token_md = NULL; |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 670 | { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 671 | gpr_mu_lock(&c->mu); |
| 672 | if (c->access_token_md != NULL && |
| 673 | (gpr_time_cmp( |
| 674 | gpr_time_sub(c->token_expiration, gpr_now(GPR_CLOCK_REALTIME)), |
| 675 | refresh_threshold) > 0)) { |
| 676 | cached_access_token_md = |
| 677 | grpc_credentials_md_store_ref(c->access_token_md); |
| 678 | } |
| 679 | gpr_mu_unlock(&c->mu); |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 680 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 681 | if (cached_access_token_md != NULL) { |
| 682 | cb(exec_ctx, user_data, cached_access_token_md->entries, |
| 683 | cached_access_token_md->num_entries, GRPC_CREDENTIALS_OK); |
| 684 | grpc_credentials_md_store_unref(cached_access_token_md); |
| 685 | } else { |
| 686 | c->fetch_func( |
| 687 | exec_ctx, |
| 688 | grpc_credentials_metadata_request_create(creds, cb, user_data), |
| 689 | &c->httpcli_context, pollset, on_oauth2_token_fetcher_http_response, |
| 690 | gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), refresh_threshold)); |
| 691 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 692 | } |
| 693 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 694 | static void init_oauth2_token_fetcher(grpc_oauth2_token_fetcher_credentials *c, |
| 695 | grpc_fetch_oauth2_func fetch_func) { |
| 696 | memset(c, 0, sizeof(grpc_oauth2_token_fetcher_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 697 | c->base.type = GRPC_CREDENTIALS_TYPE_OAUTH2; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 698 | gpr_ref_init(&c->base.refcount, 1); |
| 699 | gpr_mu_init(&c->mu); |
| 700 | c->token_expiration = gpr_inf_past(GPR_CLOCK_REALTIME); |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 701 | c->fetch_func = fetch_func; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 702 | grpc_httpcli_context_init(&c->httpcli_context); |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 703 | } |
| 704 | |
Julien Boeuf | 510a920 | 2015-08-25 21:51:07 -0700 | [diff] [blame] | 705 | /* -- GoogleComputeEngine credentials. -- */ |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 706 | |
| 707 | static grpc_credentials_vtable compute_engine_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 708 | oauth2_token_fetcher_destruct, oauth2_token_fetcher_has_request_metadata, |
| 709 | oauth2_token_fetcher_has_request_metadata_only, |
| 710 | oauth2_token_fetcher_get_request_metadata, NULL}; |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 711 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 712 | static void compute_engine_fetch_oauth2( |
| 713 | grpc_exec_ctx *exec_ctx, grpc_credentials_metadata_request *metadata_req, |
| 714 | grpc_httpcli_context *httpcli_context, grpc_pollset *pollset, |
| 715 | grpc_httpcli_response_cb response_cb, gpr_timespec deadline) { |
| 716 | grpc_httpcli_header header = {"Metadata-Flavor", "Google"}; |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 717 | grpc_httpcli_request request; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 718 | memset(&request, 0, sizeof(grpc_httpcli_request)); |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 719 | request.host = GRPC_COMPUTE_ENGINE_METADATA_HOST; |
| 720 | request.path = GRPC_COMPUTE_ENGINE_METADATA_TOKEN_PATH; |
| 721 | request.hdr_count = 1; |
| 722 | request.hdrs = &header; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 723 | grpc_httpcli_get(exec_ctx, httpcli_context, pollset, &request, deadline, |
| 724 | response_cb, metadata_req); |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 725 | } |
| 726 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 727 | grpc_credentials *grpc_google_compute_engine_credentials_create( |
| 728 | void *reserved) { |
| 729 | grpc_oauth2_token_fetcher_credentials *c = |
| 730 | gpr_malloc(sizeof(grpc_oauth2_token_fetcher_credentials)); |
Masood Malekghassemi | 76c3d74 | 2015-08-19 18:22:53 -0700 | [diff] [blame] | 731 | GRPC_API_TRACE("grpc_compute_engine_credentials_create(reserved=%p)", 1, |
| 732 | (reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 733 | GPR_ASSERT(reserved == NULL); |
| 734 | init_oauth2_token_fetcher(c, compute_engine_fetch_oauth2); |
jboeuf | 1a809c0 | 2014-12-19 15:44:30 -0800 | [diff] [blame] | 735 | c->base.vtable = &compute_engine_vtable; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 736 | return &c->base; |
| 737 | } |
| 738 | |
Julien Boeuf | 510a920 | 2015-08-25 21:51:07 -0700 | [diff] [blame] | 739 | /* -- GoogleRefreshToken credentials. -- */ |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 740 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 741 | static void refresh_token_destruct(grpc_credentials *creds) { |
| 742 | grpc_google_refresh_token_credentials *c = |
| 743 | (grpc_google_refresh_token_credentials *)creds; |
| 744 | grpc_auth_refresh_token_destruct(&c->refresh_token); |
| 745 | oauth2_token_fetcher_destruct(&c->base.base); |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 746 | } |
| 747 | |
| 748 | static grpc_credentials_vtable refresh_token_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 749 | refresh_token_destruct, oauth2_token_fetcher_has_request_metadata, |
| 750 | oauth2_token_fetcher_has_request_metadata_only, |
| 751 | oauth2_token_fetcher_get_request_metadata, NULL}; |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 752 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 753 | static void refresh_token_fetch_oauth2( |
| 754 | grpc_exec_ctx *exec_ctx, grpc_credentials_metadata_request *metadata_req, |
| 755 | grpc_httpcli_context *httpcli_context, grpc_pollset *pollset, |
| 756 | grpc_httpcli_response_cb response_cb, gpr_timespec deadline) { |
| 757 | grpc_google_refresh_token_credentials *c = |
| 758 | (grpc_google_refresh_token_credentials *)metadata_req->creds; |
| 759 | grpc_httpcli_header header = {"Content-Type", |
| 760 | "application/x-www-form-urlencoded"}; |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 761 | grpc_httpcli_request request; |
| 762 | char *body = NULL; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 763 | gpr_asprintf(&body, GRPC_REFRESH_TOKEN_POST_BODY_FORMAT_STRING, |
| 764 | c->refresh_token.client_id, c->refresh_token.client_secret, |
| 765 | c->refresh_token.refresh_token); |
| 766 | memset(&request, 0, sizeof(grpc_httpcli_request)); |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 767 | request.host = GRPC_GOOGLE_OAUTH2_SERVICE_HOST; |
| 768 | request.path = GRPC_GOOGLE_OAUTH2_SERVICE_TOKEN_PATH; |
| 769 | request.hdr_count = 1; |
| 770 | request.hdrs = &header; |
Craig Tiller | f53d9c8 | 2015-08-04 14:19:43 -0700 | [diff] [blame] | 771 | request.handshaker = &grpc_httpcli_ssl; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 772 | grpc_httpcli_post(exec_ctx, httpcli_context, pollset, &request, body, |
| 773 | strlen(body), deadline, response_cb, metadata_req); |
| 774 | gpr_free(body); |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 775 | } |
| 776 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 777 | grpc_credentials *grpc_refresh_token_credentials_create_from_auth_refresh_token( |
| 778 | grpc_auth_refresh_token refresh_token) { |
Julien Boeuf | 510a920 | 2015-08-25 21:51:07 -0700 | [diff] [blame] | 779 | grpc_google_refresh_token_credentials *c; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 780 | if (!grpc_auth_refresh_token_is_valid(&refresh_token)) { |
| 781 | gpr_log(GPR_ERROR, "Invalid input for refresh token credentials creation"); |
| 782 | return NULL; |
| 783 | } |
| 784 | c = gpr_malloc(sizeof(grpc_google_refresh_token_credentials)); |
| 785 | memset(c, 0, sizeof(grpc_google_refresh_token_credentials)); |
| 786 | init_oauth2_token_fetcher(&c->base, refresh_token_fetch_oauth2); |
Julien Boeuf | 9835cf0 | 2015-03-09 16:56:44 -0700 | [diff] [blame] | 787 | c->base.base.vtable = &refresh_token_vtable; |
| 788 | c->refresh_token = refresh_token; |
| 789 | return &c->base.base; |
| 790 | } |
| 791 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 792 | grpc_credentials *grpc_google_refresh_token_credentials_create( |
| 793 | const char *json_refresh_token, void *reserved) { |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 794 | GRPC_API_TRACE( |
| 795 | "grpc_refresh_token_credentials_create(json_refresh_token=%s, " |
| 796 | "reserved=%p)", |
| 797 | 2, (json_refresh_token, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 798 | GPR_ASSERT(reserved == NULL); |
| 799 | return grpc_refresh_token_credentials_create_from_auth_refresh_token( |
| 800 | grpc_auth_refresh_token_create_from_string(json_refresh_token)); |
Julien Boeuf | 5400606 | 2015-07-07 19:13:04 -0700 | [diff] [blame] | 801 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 802 | |
Julien Boeuf | ea456fc | 2015-07-07 15:23:30 -0700 | [diff] [blame] | 803 | /* -- Metadata-only credentials. -- */ |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 804 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 805 | static void md_only_test_destruct(grpc_credentials *creds) { |
| 806 | grpc_md_only_test_credentials *c = (grpc_md_only_test_credentials *)creds; |
| 807 | grpc_credentials_md_store_unref(c->md_store); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 808 | } |
| 809 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 810 | static int md_only_test_has_request_metadata(const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 811 | return 1; |
| 812 | } |
| 813 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 814 | static int md_only_test_has_request_metadata_only( |
| 815 | const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 816 | return 1; |
| 817 | } |
| 818 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 819 | static void on_simulated_token_fetch_done(void *user_data) { |
| 820 | grpc_credentials_metadata_request *r = |
| 821 | (grpc_credentials_metadata_request *)user_data; |
| 822 | grpc_md_only_test_credentials *c = (grpc_md_only_test_credentials *)r->creds; |
Craig Tiller | f5768a6 | 2015-09-22 10:54:34 -0700 | [diff] [blame] | 823 | grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 824 | r->cb(&exec_ctx, r->user_data, c->md_store->entries, c->md_store->num_entries, |
| 825 | GRPC_CREDENTIALS_OK); |
| 826 | grpc_credentials_metadata_request_destroy(r); |
| 827 | grpc_exec_ctx_finish(&exec_ctx); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 828 | } |
| 829 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 830 | static void md_only_test_get_request_metadata( |
| 831 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 832 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 833 | grpc_md_only_test_credentials *c = (grpc_md_only_test_credentials *)creds; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 834 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 835 | if (c->is_async) { |
| 836 | gpr_thd_id thd_id; |
| 837 | grpc_credentials_metadata_request *cb_arg = |
| 838 | grpc_credentials_metadata_request_create(creds, cb, user_data); |
| 839 | gpr_thd_new(&thd_id, on_simulated_token_fetch_done, cb_arg, NULL); |
| 840 | } else { |
| 841 | cb(exec_ctx, user_data, c->md_store->entries, 1, GRPC_CREDENTIALS_OK); |
| 842 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 843 | } |
| 844 | |
Julien Boeuf | ea456fc | 2015-07-07 15:23:30 -0700 | [diff] [blame] | 845 | static grpc_credentials_vtable md_only_test_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 846 | md_only_test_destruct, md_only_test_has_request_metadata, |
| 847 | md_only_test_has_request_metadata_only, md_only_test_get_request_metadata, |
| 848 | NULL}; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 849 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 850 | grpc_credentials *grpc_md_only_test_credentials_create(const char *md_key, |
| 851 | const char *md_value, |
| 852 | int is_async) { |
| 853 | grpc_md_only_test_credentials *c = |
| 854 | gpr_malloc(sizeof(grpc_md_only_test_credentials)); |
| 855 | memset(c, 0, sizeof(grpc_md_only_test_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 856 | c->base.type = GRPC_CREDENTIALS_TYPE_OAUTH2; |
Julien Boeuf | ea456fc | 2015-07-07 15:23:30 -0700 | [diff] [blame] | 857 | c->base.vtable = &md_only_test_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 858 | gpr_ref_init(&c->base.refcount, 1); |
| 859 | c->md_store = grpc_credentials_md_store_create(1); |
| 860 | grpc_credentials_md_store_add_cstrings(c->md_store, md_key, md_value); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 861 | c->is_async = is_async; |
| 862 | return &c->base; |
| 863 | } |
| 864 | |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 865 | /* -- Oauth2 Access Token credentials. -- */ |
| 866 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 867 | static void access_token_destruct(grpc_credentials *creds) { |
| 868 | grpc_access_token_credentials *c = (grpc_access_token_credentials *)creds; |
| 869 | grpc_credentials_md_store_unref(c->access_token_md); |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 870 | } |
| 871 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 872 | static int access_token_has_request_metadata(const grpc_credentials *creds) { |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 873 | return 1; |
| 874 | } |
| 875 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 876 | static int access_token_has_request_metadata_only( |
| 877 | const grpc_credentials *creds) { |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 878 | return 1; |
| 879 | } |
| 880 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 881 | static void access_token_get_request_metadata( |
| 882 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 883 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 884 | grpc_access_token_credentials *c = (grpc_access_token_credentials *)creds; |
| 885 | cb(exec_ctx, user_data, c->access_token_md->entries, 1, GRPC_CREDENTIALS_OK); |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 886 | } |
| 887 | |
| 888 | static grpc_credentials_vtable access_token_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 889 | access_token_destruct, access_token_has_request_metadata, |
| 890 | access_token_has_request_metadata_only, access_token_get_request_metadata, |
| 891 | NULL}; |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 892 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 893 | grpc_credentials *grpc_access_token_credentials_create(const char *access_token, |
| 894 | void *reserved) { |
| 895 | grpc_access_token_credentials *c = |
| 896 | gpr_malloc(sizeof(grpc_access_token_credentials)); |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 897 | char *token_md_value; |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 898 | GRPC_API_TRACE( |
| 899 | "grpc_access_token_credentials_create(access_token=%s, " |
| 900 | "reserved=%p)", |
| 901 | 2, (access_token, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 902 | GPR_ASSERT(reserved == NULL); |
| 903 | memset(c, 0, sizeof(grpc_access_token_credentials)); |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 904 | c->base.type = GRPC_CREDENTIALS_TYPE_OAUTH2; |
| 905 | c->base.vtable = &access_token_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 906 | gpr_ref_init(&c->base.refcount, 1); |
| 907 | c->access_token_md = grpc_credentials_md_store_create(1); |
| 908 | gpr_asprintf(&token_md_value, "Bearer %s", access_token); |
| 909 | grpc_credentials_md_store_add_cstrings( |
| 910 | c->access_token_md, GRPC_AUTHORIZATION_METADATA_KEY, token_md_value); |
| 911 | gpr_free(token_md_value); |
Julien Boeuf | 2805be1 | 2015-07-01 02:47:18 -0700 | [diff] [blame] | 912 | return &c->base; |
| 913 | } |
| 914 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 915 | /* -- Fake transport security credentials. -- */ |
| 916 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 917 | static void fake_transport_security_credentials_destruct( |
| 918 | grpc_credentials *creds) { |
Julien Boeuf | fe1478f | 2015-08-30 21:57:38 -0700 | [diff] [blame] | 919 | /* Nothing to do here. */ |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 920 | } |
| 921 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 922 | static void fake_transport_security_server_credentials_destruct( |
| 923 | grpc_server_credentials *creds) { |
Julien Boeuf | fe1478f | 2015-08-30 21:57:38 -0700 | [diff] [blame] | 924 | /* Nothing to do here. */ |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 925 | } |
| 926 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 927 | static int fake_transport_security_has_request_metadata( |
| 928 | const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 929 | return 0; |
| 930 | } |
| 931 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 932 | static int fake_transport_security_has_request_metadata_only( |
| 933 | const grpc_credentials *creds) { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 934 | return 0; |
| 935 | } |
| 936 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 937 | static grpc_security_status fake_transport_security_create_security_connector( |
| 938 | grpc_credentials *c, const char *target, const grpc_channel_args *args, |
| 939 | grpc_credentials *request_metadata_creds, |
| 940 | grpc_channel_security_connector **sc, grpc_channel_args **new_args) { |
| 941 | *sc = grpc_fake_channel_security_connector_create(request_metadata_creds, 1); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 942 | return GRPC_SECURITY_OK; |
| 943 | } |
| 944 | |
| 945 | static grpc_security_status |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 946 | fake_transport_security_server_create_security_connector( |
| 947 | grpc_server_credentials *c, grpc_security_connector **sc) { |
| 948 | *sc = grpc_fake_server_security_connector_create(); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 949 | return GRPC_SECURITY_OK; |
| 950 | } |
| 951 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 952 | static grpc_credentials_vtable fake_transport_security_credentials_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 953 | fake_transport_security_credentials_destruct, |
| 954 | fake_transport_security_has_request_metadata, |
| 955 | fake_transport_security_has_request_metadata_only, NULL, |
| 956 | fake_transport_security_create_security_connector}; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 957 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 958 | static grpc_server_credentials_vtable |
| 959 | fake_transport_security_server_credentials_vtable = { |
| 960 | fake_transport_security_server_credentials_destruct, |
| 961 | fake_transport_security_server_create_security_connector}; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 962 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 963 | grpc_credentials *grpc_fake_transport_security_credentials_create(void) { |
| 964 | grpc_credentials *c = gpr_malloc(sizeof(grpc_credentials)); |
| 965 | memset(c, 0, sizeof(grpc_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 966 | c->type = GRPC_CREDENTIALS_TYPE_FAKE_TRANSPORT_SECURITY; |
| 967 | c->vtable = &fake_transport_security_credentials_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 968 | gpr_ref_init(&c->refcount, 1); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 969 | return c; |
| 970 | } |
| 971 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 972 | grpc_server_credentials *grpc_fake_transport_security_server_credentials_create( |
| 973 | void) { |
| 974 | grpc_server_credentials *c = gpr_malloc(sizeof(grpc_server_credentials)); |
| 975 | memset(c, 0, sizeof(grpc_server_credentials)); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 976 | c->type = GRPC_CREDENTIALS_TYPE_FAKE_TRANSPORT_SECURITY; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 977 | gpr_ref_init(&c->refcount, 1); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 978 | c->vtable = &fake_transport_security_server_credentials_vtable; |
| 979 | return c; |
| 980 | } |
| 981 | |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 982 | /* -- Composite credentials. -- */ |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 983 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 984 | typedef struct { |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 985 | grpc_composite_credentials *composite_creds; |
| 986 | size_t creds_index; |
Julien Boeuf | 75c9b6f | 2015-05-29 13:12:12 -0700 | [diff] [blame] | 987 | grpc_credentials_md_store *md_elems; |
Julien Boeuf | f47a5cb | 2015-02-18 12:24:08 -0800 | [diff] [blame] | 988 | char *service_url; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 989 | void *user_data; |
Craig Tiller | 06bac34 | 2015-06-01 12:55:57 -0700 | [diff] [blame] | 990 | grpc_pollset *pollset; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 991 | grpc_credentials_metadata_cb cb; |
| 992 | } grpc_composite_credentials_metadata_context; |
| 993 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 994 | static void composite_destruct(grpc_credentials *creds) { |
| 995 | grpc_composite_credentials *c = (grpc_composite_credentials *)creds; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 996 | size_t i; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 997 | for (i = 0; i < c->inner.num_creds; i++) { |
| 998 | grpc_credentials_unref(c->inner.creds_array[i]); |
| 999 | } |
| 1000 | gpr_free(c->inner.creds_array); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1001 | } |
| 1002 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1003 | static int composite_has_request_metadata(const grpc_credentials *creds) { |
| 1004 | const grpc_composite_credentials *c = |
| 1005 | (const grpc_composite_credentials *)creds; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1006 | size_t i; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1007 | for (i = 0; i < c->inner.num_creds; i++) { |
| 1008 | if (grpc_credentials_has_request_metadata(c->inner.creds_array[i])) { |
| 1009 | return 1; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1010 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1011 | } |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1012 | return 0; |
| 1013 | } |
| 1014 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1015 | static int composite_has_request_metadata_only(const grpc_credentials *creds) { |
| 1016 | const grpc_composite_credentials *c = |
| 1017 | (const grpc_composite_credentials *)creds; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1018 | size_t i; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1019 | for (i = 0; i < c->inner.num_creds; i++) { |
| 1020 | if (!grpc_credentials_has_request_metadata_only(c->inner.creds_array[i])) { |
| 1021 | return 0; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1022 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1023 | } |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1024 | return 1; |
| 1025 | } |
| 1026 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1027 | static void composite_md_context_destroy( |
| 1028 | grpc_composite_credentials_metadata_context *ctx) { |
| 1029 | grpc_credentials_md_store_unref(ctx->md_elems); |
| 1030 | if (ctx->service_url != NULL) gpr_free(ctx->service_url); |
| 1031 | gpr_free(ctx); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1032 | } |
| 1033 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1034 | static void composite_metadata_cb(grpc_exec_ctx *exec_ctx, void *user_data, |
| 1035 | grpc_credentials_md *md_elems, size_t num_md, |
| 1036 | grpc_credentials_status status) { |
| 1037 | grpc_composite_credentials_metadata_context *ctx = |
| 1038 | (grpc_composite_credentials_metadata_context *)user_data; |
| 1039 | if (status != GRPC_CREDENTIALS_OK) { |
| 1040 | ctx->cb(exec_ctx, ctx->user_data, NULL, 0, status); |
| 1041 | return; |
| 1042 | } |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 1043 | |
| 1044 | /* Copy the metadata in the context. */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1045 | if (num_md > 0) { |
| 1046 | size_t i; |
| 1047 | for (i = 0; i < num_md; i++) { |
| 1048 | grpc_credentials_md_store_add(ctx->md_elems, md_elems[i].key, |
| 1049 | md_elems[i].value); |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 1050 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1051 | } |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 1052 | |
| 1053 | /* See if we need to get some more metadata. */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1054 | while (ctx->creds_index < ctx->composite_creds->inner.num_creds) { |
| 1055 | grpc_credentials *inner_creds = |
| 1056 | ctx->composite_creds->inner.creds_array[ctx->creds_index++]; |
| 1057 | if (grpc_credentials_has_request_metadata(inner_creds)) { |
| 1058 | grpc_credentials_get_request_metadata(exec_ctx, inner_creds, ctx->pollset, |
| 1059 | ctx->service_url, |
| 1060 | composite_metadata_cb, ctx); |
Craig Tiller | 45724b3 | 2015-09-22 10:42:19 -0700 | [diff] [blame] | 1061 | return; |
| 1062 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1063 | } |
| 1064 | |
| 1065 | /* We're done!. */ |
| 1066 | ctx->cb(exec_ctx, ctx->user_data, ctx->md_elems->entries, |
| 1067 | ctx->md_elems->num_entries, GRPC_CREDENTIALS_OK); |
| 1068 | composite_md_context_destroy(ctx); |
| 1069 | } |
| 1070 | |
| 1071 | static void composite_get_request_metadata( |
| 1072 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 1073 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 1074 | grpc_composite_credentials *c = (grpc_composite_credentials *)creds; |
| 1075 | grpc_composite_credentials_metadata_context *ctx; |
| 1076 | if (!grpc_credentials_has_request_metadata(creds)) { |
| 1077 | cb(exec_ctx, user_data, NULL, 0, GRPC_CREDENTIALS_OK); |
| 1078 | return; |
| 1079 | } |
| 1080 | ctx = gpr_malloc(sizeof(grpc_composite_credentials_metadata_context)); |
| 1081 | memset(ctx, 0, sizeof(grpc_composite_credentials_metadata_context)); |
| 1082 | ctx->service_url = gpr_strdup(service_url); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1083 | ctx->user_data = user_data; |
| 1084 | ctx->cb = cb; |
| 1085 | ctx->composite_creds = c; |
Craig Tiller | 06bac34 | 2015-06-01 12:55:57 -0700 | [diff] [blame] | 1086 | ctx->pollset = pollset; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1087 | ctx->md_elems = grpc_credentials_md_store_create(c->inner.num_creds); |
| 1088 | while (ctx->creds_index < c->inner.num_creds) { |
| 1089 | grpc_credentials *inner_creds = c->inner.creds_array[ctx->creds_index++]; |
| 1090 | if (grpc_credentials_has_request_metadata(inner_creds)) { |
| 1091 | grpc_credentials_get_request_metadata(exec_ctx, inner_creds, pollset, |
| 1092 | service_url, composite_metadata_cb, |
| 1093 | ctx); |
| 1094 | return; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1095 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1096 | } |
| 1097 | GPR_ASSERT(0); /* Should have exited before. */ |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1098 | } |
| 1099 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1100 | static grpc_security_status composite_create_security_connector( |
| 1101 | grpc_credentials *creds, const char *target, const grpc_channel_args *args, |
| 1102 | grpc_credentials *request_metadata_creds, |
| 1103 | grpc_channel_security_connector **sc, grpc_channel_args **new_args) { |
| 1104 | grpc_composite_credentials *c = (grpc_composite_credentials *)creds; |
| 1105 | if (c->connector_creds == NULL) { |
| 1106 | gpr_log(GPR_ERROR, |
| 1107 | "Cannot create security connector, missing connector credentials."); |
| 1108 | return GRPC_SECURITY_ERROR; |
| 1109 | } |
| 1110 | return grpc_credentials_create_security_connector(c->connector_creds, target, |
| 1111 | args, creds, sc, new_args); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1112 | } |
| 1113 | |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1114 | static grpc_credentials_vtable composite_credentials_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1115 | composite_destruct, composite_has_request_metadata, |
| 1116 | composite_has_request_metadata_only, composite_get_request_metadata, |
| 1117 | composite_create_security_connector}; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1118 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1119 | static grpc_credentials_array get_creds_array(grpc_credentials **creds_addr) { |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1120 | grpc_credentials_array result; |
| 1121 | grpc_credentials *creds = *creds_addr; |
| 1122 | result.creds_array = creds_addr; |
| 1123 | result.num_creds = 1; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1124 | if (strcmp(creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) == 0) { |
| 1125 | result = *grpc_composite_credentials_get_credentials(creds); |
| 1126 | } |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1127 | return result; |
| 1128 | } |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 1129 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1130 | grpc_credentials *grpc_composite_credentials_create(grpc_credentials *creds1, |
| 1131 | grpc_credentials *creds2, |
| 1132 | void *reserved) { |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1133 | size_t i; |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1134 | size_t creds_array_byte_size; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1135 | grpc_credentials_array creds1_array; |
| 1136 | grpc_credentials_array creds2_array; |
| 1137 | grpc_composite_credentials *c; |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 1138 | GRPC_API_TRACE( |
| 1139 | "grpc_composite_credentials_create(creds1=%p, creds2=%p, " |
| 1140 | "reserved=%p)", |
| 1141 | 3, (creds1, creds2, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1142 | GPR_ASSERT(reserved == NULL); |
| 1143 | GPR_ASSERT(creds1 != NULL); |
| 1144 | GPR_ASSERT(creds2 != NULL); |
| 1145 | c = gpr_malloc(sizeof(grpc_composite_credentials)); |
| 1146 | memset(c, 0, sizeof(grpc_composite_credentials)); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1147 | c->base.type = GRPC_CREDENTIALS_TYPE_COMPOSITE; |
| 1148 | c->base.vtable = &composite_credentials_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1149 | gpr_ref_init(&c->base.refcount, 1); |
| 1150 | creds1_array = get_creds_array(&creds1); |
| 1151 | creds2_array = get_creds_array(&creds2); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1152 | c->inner.num_creds = creds1_array.num_creds + creds2_array.num_creds; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1153 | creds_array_byte_size = c->inner.num_creds * sizeof(grpc_credentials *); |
| 1154 | c->inner.creds_array = gpr_malloc(creds_array_byte_size); |
| 1155 | memset(c->inner.creds_array, 0, creds_array_byte_size); |
| 1156 | for (i = 0; i < creds1_array.num_creds; i++) { |
| 1157 | grpc_credentials *cur_creds = creds1_array.creds_array[i]; |
| 1158 | if (!grpc_credentials_has_request_metadata_only(cur_creds)) { |
| 1159 | if (c->connector_creds == NULL) { |
| 1160 | c->connector_creds = cur_creds; |
| 1161 | } else { |
| 1162 | gpr_log(GPR_ERROR, "Cannot compose multiple connector credentials."); |
| 1163 | goto fail; |
| 1164 | } |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1165 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1166 | c->inner.creds_array[i] = grpc_credentials_ref(cur_creds); |
| 1167 | } |
| 1168 | for (i = 0; i < creds2_array.num_creds; i++) { |
| 1169 | grpc_credentials *cur_creds = creds2_array.creds_array[i]; |
| 1170 | if (!grpc_credentials_has_request_metadata_only(cur_creds)) { |
| 1171 | if (c->connector_creds == NULL) { |
| 1172 | c->connector_creds = cur_creds; |
| 1173 | } else { |
| 1174 | gpr_log(GPR_ERROR, "Cannot compose multiple connector credentials."); |
| 1175 | goto fail; |
| 1176 | } |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1177 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1178 | c->inner.creds_array[i + creds1_array.num_creds] = |
| 1179 | grpc_credentials_ref(cur_creds); |
| 1180 | } |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1181 | return &c->base; |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1182 | |
| 1183 | fail: |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1184 | grpc_credentials_unref(&c->base); |
Julien Boeuf | 7d1d9ca | 2015-04-17 14:38:48 -0700 | [diff] [blame] | 1185 | return NULL; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1186 | } |
| 1187 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1188 | const grpc_credentials_array *grpc_composite_credentials_get_credentials( |
| 1189 | grpc_credentials *creds) { |
| 1190 | const grpc_composite_credentials *c = |
| 1191 | (const grpc_composite_credentials *)creds; |
| 1192 | GPR_ASSERT(strcmp(creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) == 0); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1193 | return &c->inner; |
| 1194 | } |
| 1195 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1196 | grpc_credentials *grpc_credentials_contains_type( |
| 1197 | grpc_credentials *creds, const char *type, |
| 1198 | grpc_credentials **composite_creds) { |
jboeuf | 6ad120e | 2015-01-12 17:08:15 -0800 | [diff] [blame] | 1199 | size_t i; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1200 | if (strcmp(creds->type, type) == 0) { |
| 1201 | if (composite_creds != NULL) *composite_creds = NULL; |
| 1202 | return creds; |
| 1203 | } else if (strcmp(creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) == 0) { |
| 1204 | const grpc_credentials_array *inner_creds_array = |
| 1205 | grpc_composite_credentials_get_credentials(creds); |
| 1206 | for (i = 0; i < inner_creds_array->num_creds; i++) { |
| 1207 | if (strcmp(type, inner_creds_array->creds_array[i]->type) == 0) { |
| 1208 | if (composite_creds != NULL) *composite_creds = creds; |
| 1209 | return inner_creds_array->creds_array[i]; |
| 1210 | } |
jboeuf | 6ad120e | 2015-01-12 17:08:15 -0800 | [diff] [blame] | 1211 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1212 | } |
jboeuf | 6ad120e | 2015-01-12 17:08:15 -0800 | [diff] [blame] | 1213 | return NULL; |
| 1214 | } |
| 1215 | |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1216 | /* -- IAM credentials. -- */ |
| 1217 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1218 | static void iam_destruct(grpc_credentials *creds) { |
| 1219 | grpc_google_iam_credentials *c = (grpc_google_iam_credentials *)creds; |
| 1220 | grpc_credentials_md_store_unref(c->iam_md); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1221 | } |
| 1222 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1223 | static int iam_has_request_metadata(const grpc_credentials *creds) { return 1; } |
| 1224 | |
| 1225 | static int iam_has_request_metadata_only(const grpc_credentials *creds) { |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1226 | return 1; |
| 1227 | } |
| 1228 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1229 | static void iam_get_request_metadata( |
| 1230 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 1231 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 1232 | grpc_google_iam_credentials *c = (grpc_google_iam_credentials *)creds; |
| 1233 | cb(exec_ctx, user_data, c->iam_md->entries, c->iam_md->num_entries, |
| 1234 | GRPC_CREDENTIALS_OK); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1235 | } |
| 1236 | |
| 1237 | static grpc_credentials_vtable iam_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1238 | iam_destruct, iam_has_request_metadata, iam_has_request_metadata_only, |
| 1239 | iam_get_request_metadata, NULL}; |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1240 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1241 | grpc_credentials *grpc_google_iam_credentials_create( |
| 1242 | const char *token, const char *authority_selector, void *reserved) { |
Julien Boeuf | 510a920 | 2015-08-25 21:51:07 -0700 | [diff] [blame] | 1243 | grpc_google_iam_credentials *c; |
Craig Tiller | 4de3e4f | 2015-10-05 08:55:50 -0700 | [diff] [blame] | 1244 | GRPC_API_TRACE( |
| 1245 | "grpc_iam_credentials_create(token=%s, authority_selector=%s, " |
| 1246 | "reserved=%p)", |
| 1247 | 3, (token, authority_selector, reserved)); |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1248 | GPR_ASSERT(reserved == NULL); |
| 1249 | GPR_ASSERT(token != NULL); |
| 1250 | GPR_ASSERT(authority_selector != NULL); |
| 1251 | c = gpr_malloc(sizeof(grpc_google_iam_credentials)); |
| 1252 | memset(c, 0, sizeof(grpc_google_iam_credentials)); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1253 | c->base.type = GRPC_CREDENTIALS_TYPE_IAM; |
| 1254 | c->base.vtable = &iam_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1255 | gpr_ref_init(&c->base.refcount, 1); |
| 1256 | c->iam_md = grpc_credentials_md_store_create(2); |
| 1257 | grpc_credentials_md_store_add_cstrings( |
| 1258 | c->iam_md, GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY, token); |
| 1259 | grpc_credentials_md_store_add_cstrings( |
| 1260 | c->iam_md, GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY, authority_selector); |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 1261 | return &c->base; |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 1262 | } |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1263 | |
| 1264 | /* -- Plugin credentials. -- */ |
| 1265 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1266 | typedef struct { |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1267 | void *user_data; |
| 1268 | grpc_credentials_metadata_cb cb; |
| 1269 | } grpc_metadata_plugin_request; |
| 1270 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1271 | static void plugin_destruct(grpc_credentials *creds) { |
| 1272 | grpc_plugin_credentials *c = (grpc_plugin_credentials *)creds; |
| 1273 | if (c->plugin.state != NULL && c->plugin.destroy != NULL) { |
| 1274 | c->plugin.destroy(c->plugin.state); |
| 1275 | } |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1276 | } |
| 1277 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1278 | static int plugin_has_request_metadata(const grpc_credentials *creds) { |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1279 | return 1; |
| 1280 | } |
| 1281 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1282 | static int plugin_has_request_metadata_only(const grpc_credentials *creds) { |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1283 | return 1; |
| 1284 | } |
| 1285 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1286 | static void plugin_md_request_metadata_ready(void *request, |
| 1287 | const grpc_metadata *md, |
| 1288 | size_t num_md, |
| 1289 | grpc_status_code status, |
| 1290 | const char *error_details) { |
Craig Tiller | 10ee274 | 2015-09-22 09:25:57 -0700 | [diff] [blame] | 1291 | /* called from application code */ |
Craig Tiller | f5768a6 | 2015-09-22 10:54:34 -0700 | [diff] [blame] | 1292 | grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1293 | grpc_metadata_plugin_request *r = (grpc_metadata_plugin_request *)request; |
| 1294 | if (status != GRPC_STATUS_OK) { |
| 1295 | if (error_details != NULL) { |
| 1296 | gpr_log(GPR_ERROR, "Getting metadata from plugin failed with error: %s", |
| 1297 | error_details); |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1298 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1299 | r->cb(&exec_ctx, r->user_data, NULL, 0, GRPC_CREDENTIALS_ERROR); |
| 1300 | } else { |
| 1301 | size_t i; |
| 1302 | grpc_credentials_md *md_array = NULL; |
| 1303 | if (num_md > 0) { |
| 1304 | md_array = gpr_malloc(num_md * sizeof(grpc_credentials_md)); |
| 1305 | for (i = 0; i < num_md; i++) { |
| 1306 | md_array[i].key = gpr_slice_from_copied_string(md[i].key); |
| 1307 | md_array[i].value = |
| 1308 | gpr_slice_from_copied_buffer(md[i].value, md[i].value_length); |
| 1309 | } |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1310 | } |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1311 | r->cb(&exec_ctx, r->user_data, md_array, num_md, GRPC_CREDENTIALS_OK); |
| 1312 | if (md_array != NULL) { |
| 1313 | for (i = 0; i < num_md; i++) { |
| 1314 | gpr_slice_unref(md_array[i].key); |
| 1315 | gpr_slice_unref(md_array[i].value); |
| 1316 | } |
| 1317 | gpr_free(md_array); |
| 1318 | } |
| 1319 | } |
| 1320 | gpr_free(r); |
Craig Tiller | 80183f3 | 2015-09-23 12:33:59 -0700 | [diff] [blame] | 1321 | grpc_exec_ctx_finish(&exec_ctx); |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1322 | } |
| 1323 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1324 | static void plugin_get_request_metadata( |
| 1325 | grpc_exec_ctx *exec_ctx, grpc_credentials *creds, grpc_pollset *pollset, |
| 1326 | const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) { |
| 1327 | grpc_plugin_credentials *c = (grpc_plugin_credentials *)creds; |
| 1328 | if (c->plugin.get_metadata != NULL) { |
| 1329 | grpc_metadata_plugin_request *request = gpr_malloc(sizeof(*request)); |
| 1330 | memset(request, 0, sizeof(*request)); |
| 1331 | request->user_data = user_data; |
| 1332 | request->cb = cb; |
| 1333 | c->plugin.get_metadata(c->plugin.state, service_url, |
| 1334 | plugin_md_request_metadata_ready, request); |
| 1335 | } else { |
| 1336 | cb(exec_ctx, user_data, NULL, 0, GRPC_CREDENTIALS_OK); |
| 1337 | } |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1338 | } |
| 1339 | |
| 1340 | static grpc_credentials_vtable plugin_vtable = { |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1341 | plugin_destruct, plugin_has_request_metadata, |
| 1342 | plugin_has_request_metadata_only, plugin_get_request_metadata, NULL}; |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1343 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1344 | grpc_credentials *grpc_metadata_credentials_create_from_plugin( |
| 1345 | grpc_metadata_credentials_plugin plugin, void *reserved) { |
| 1346 | grpc_plugin_credentials *c = gpr_malloc(sizeof(*c)); |
| 1347 | GPR_ASSERT(reserved == NULL); |
| 1348 | memset(c, 0, sizeof(*c)); |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1349 | c->base.type = GRPC_CREDENTIALS_TYPE_METADATA_PLUGIN; |
| 1350 | c->base.vtable = &plugin_vtable; |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 1351 | gpr_ref_init(&c->base.refcount, 1); |
Julien Boeuf | 2d04118 | 2015-08-31 20:30:09 -0700 | [diff] [blame] | 1352 | c->plugin = plugin; |
| 1353 | return &c->base; |
| 1354 | } |