| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "test/core/security/oauth2_utils.h" |
| |
| #include <string.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/grpc_security.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/slice.h> |
| #include <grpc/support/sync.h> |
| |
| #include "src/core/lib/security/credentials/credentials.h" |
| |
| typedef struct { |
| gpr_mu *mu; |
| grpc_polling_entity pops; |
| int is_done; |
| char *token; |
| } oauth2_request; |
| |
| static void on_oauth2_response(grpc_exec_ctx *exec_ctx, void *user_data, |
| grpc_credentials_md *md_elems, size_t num_md, |
| grpc_credentials_status status) { |
| oauth2_request *request = user_data; |
| char *token = NULL; |
| gpr_slice token_slice; |
| if (status == GRPC_CREDENTIALS_ERROR) { |
| gpr_log(GPR_ERROR, "Fetching token failed."); |
| } else { |
| GPR_ASSERT(num_md == 1); |
| token_slice = md_elems[0].value; |
| token = gpr_malloc(GPR_SLICE_LENGTH(token_slice) + 1); |
| memcpy(token, GPR_SLICE_START_PTR(token_slice), |
| GPR_SLICE_LENGTH(token_slice)); |
| token[GPR_SLICE_LENGTH(token_slice)] = '\0'; |
| } |
| gpr_mu_lock(request->mu); |
| request->is_done = 1; |
| request->token = token; |
| GRPC_LOG_IF_ERROR( |
| "pollset_kick", |
| grpc_pollset_kick(grpc_polling_entity_pollset(&request->pops), NULL)); |
| gpr_mu_unlock(request->mu); |
| } |
| |
| static void do_nothing(grpc_exec_ctx *exec_ctx, void *unused, |
| grpc_error *error) {} |
| |
| char *grpc_test_fetch_oauth2_token_with_credentials( |
| grpc_call_credentials *creds) { |
| oauth2_request request; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_closure do_nothing_closure; |
| grpc_auth_metadata_context null_ctx = {"", "", NULL, NULL}; |
| |
| grpc_pollset *pollset = gpr_malloc(grpc_pollset_size()); |
| grpc_pollset_init(pollset, &request.mu); |
| request.pops = grpc_polling_entity_create_from_pollset(pollset); |
| request.is_done = 0; |
| |
| grpc_closure_init(&do_nothing_closure, do_nothing, NULL); |
| |
| grpc_call_credentials_get_request_metadata( |
| &exec_ctx, creds, &request.pops, null_ctx, on_oauth2_response, &request); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| |
| gpr_mu_lock(request.mu); |
| while (!request.is_done) { |
| grpc_pollset_worker *worker = NULL; |
| if (!GRPC_LOG_IF_ERROR( |
| "pollset_work", |
| grpc_pollset_work(&exec_ctx, |
| grpc_polling_entity_pollset(&request.pops), |
| &worker, gpr_now(GPR_CLOCK_MONOTONIC), |
| gpr_inf_future(GPR_CLOCK_MONOTONIC)))) { |
| request.is_done = 1; |
| } |
| } |
| gpr_mu_unlock(request.mu); |
| |
| grpc_pollset_shutdown(&exec_ctx, grpc_polling_entity_pollset(&request.pops), |
| &do_nothing_closure); |
| grpc_exec_ctx_finish(&exec_ctx); |
| gpr_free(grpc_polling_entity_pollset(&request.pops)); |
| return request.token; |
| } |