| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128 | /* * * 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 <string>#include <grpc/grpc_security.h>#include <grpc/support/log.h>#include <grpc++/credentials.h>namespace grpc {Credentials::Credentials(grpc_credentials *c_creds) : creds_(c_creds) {}Credentials::~Credentials() { grpc_credentials_release(creds_); }grpc_credentials *Credentials::GetRawCreds() { return creds_; }std::unique_ptr<Credentials> CredentialsFactory::GoogleDefaultCredentials() {  grpc_credentials *c_creds = grpc_google_default_credentials_create();  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Builds SSL Credentials given SSL specific optionsstd::unique_ptr<Credentials> CredentialsFactory::SslCredentials(    const SslCredentialsOptions &options) {  grpc_ssl_pem_key_cert_pair pem_key_cert_pair = {      options.pem_private_key.c_str(), options.pem_cert_chain.c_str()};  grpc_credentials *c_creds = grpc_ssl_credentials_create(      options.pem_root_certs.empty() ? nullptr : options.pem_root_certs.c_str(),      options.pem_private_key.empty() ? nullptr : &pem_key_cert_pair);  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Builds credentials for use when running in GCEstd::unique_ptr<Credentials> CredentialsFactory::ComputeEngineCredentials() {  grpc_credentials *c_creds = grpc_compute_engine_credentials_create();  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Builds service account credentials.std::unique_ptr<Credentials> CredentialsFactory::ServiceAccountCredentials(    const grpc::string &json_key, const grpc::string &scope,    std::chrono::seconds token_lifetime) {  gpr_timespec lifetime = gpr_time_from_seconds(      token_lifetime.count() > 0 ? token_lifetime.count() : 0);  grpc_credentials *c_creds = grpc_service_account_credentials_create(      json_key.c_str(), scope.c_str(), lifetime);  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Builds JWT credentials.std::unique_ptr<Credentials> CredentialsFactory::JWTCredentials(    const grpc::string &json_key, std::chrono::seconds token_lifetime) {  gpr_timespec lifetime = gpr_time_from_seconds(      token_lifetime.count() > 0 ? token_lifetime.count() : 0);  grpc_credentials *c_creds =      grpc_jwt_credentials_create(json_key.c_str(), lifetime);  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Builds IAM credentials.std::unique_ptr<Credentials> CredentialsFactory::IAMCredentials(    const grpc::string &authorization_token,    const grpc::string &authority_selector) {  grpc_credentials *c_creds = grpc_iam_credentials_create(      authorization_token.c_str(), authority_selector.c_str());  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}// Combines two credentials objects into a composite credentials.std::unique_ptr<Credentials> CredentialsFactory::CompositeCredentials(    const std::unique_ptr<Credentials> &creds1,    const std::unique_ptr<Credentials> &creds2) {  // Note that we are not saving unique_ptrs to the two credentials  // passed in here. This is OK because the underlying C objects (i.e.,  // creds1 and creds2) into grpc_composite_credentials_create will see their  // refcounts incremented.  grpc_credentials *c_creds = grpc_composite_credentials_create(      creds1->GetRawCreds(), creds2->GetRawCreds());  std::unique_ptr<Credentials> cpp_creds(      c_creds == nullptr ? nullptr : new Credentials(c_creds));  return cpp_creds;}}  // namespace grpc
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