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/*
*
* Copyright 2018 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <grpc/support/port_platform.h>
#include "src/core/lib/security/credentials/alts/alts_credentials.h"
#include <cstring>
#include <grpc/grpc.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include "src/core/lib/security/credentials/alts/check_gcp_environment.h"
#include "src/core/lib/security/security_connector/alts/alts_security_connector.h"
#define GRPC_CREDENTIALS_TYPE_ALTS "Alts"
#define GRPC_ALTS_HANDSHAKER_SERVICE_URL "metadata.google.internal:8080"
grpc_alts_credentials::grpc_alts_credentials(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url)
: grpc_channel_credentials(GRPC_CREDENTIALS_TYPE_ALTS),
options_(grpc_alts_credentials_options_copy(options)),
handshaker_service_url_(handshaker_service_url == nullptr
? gpr_strdup(GRPC_ALTS_HANDSHAKER_SERVICE_URL)
: gpr_strdup(handshaker_service_url)) {}
grpc_alts_credentials::~grpc_alts_credentials() {
grpc_alts_credentials_options_destroy(options_);
gpr_free(handshaker_service_url_);
}
grpc_core::RefCountedPtr<grpc_channel_security_connector>
grpc_alts_credentials::create_security_connector(
grpc_core::RefCountedPtr<grpc_call_credentials> call_creds,
const char* target_name, const grpc_channel_args* args,
grpc_channel_args** new_args) {
return grpc_alts_channel_security_connector_create(
this->Ref(), std::move(call_creds), target_name);
}
grpc_alts_server_credentials::grpc_alts_server_credentials(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url)
: grpc_server_credentials(GRPC_CREDENTIALS_TYPE_ALTS),
options_(grpc_alts_credentials_options_copy(options)),
handshaker_service_url_(handshaker_service_url == nullptr
? gpr_strdup(GRPC_ALTS_HANDSHAKER_SERVICE_URL)
: gpr_strdup(handshaker_service_url)) {}
grpc_core::RefCountedPtr<grpc_server_security_connector>
grpc_alts_server_credentials::create_security_connector() {
return grpc_alts_server_security_connector_create(this->Ref());
}
grpc_alts_server_credentials::~grpc_alts_server_credentials() {
grpc_alts_credentials_options_destroy(options_);
gpr_free(handshaker_service_url_);
}
grpc_channel_credentials* grpc_alts_credentials_create_customized(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url, bool enable_untrusted_alts) {
if (!enable_untrusted_alts && !grpc_alts_is_running_on_gcp()) {
return nullptr;
}
return grpc_core::New<grpc_alts_credentials>(options, handshaker_service_url);
}
grpc_server_credentials* grpc_alts_server_credentials_create_customized(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url, bool enable_untrusted_alts) {
if (!enable_untrusted_alts && !grpc_alts_is_running_on_gcp()) {
return nullptr;
}
return grpc_core::New<grpc_alts_server_credentials>(options,
handshaker_service_url);
}
grpc_channel_credentials* grpc_alts_credentials_create(
const grpc_alts_credentials_options* options) {
return grpc_alts_credentials_create_customized(
options, GRPC_ALTS_HANDSHAKER_SERVICE_URL, false);
}
grpc_server_credentials* grpc_alts_server_credentials_create(
const grpc_alts_credentials_options* options) {
return grpc_alts_server_credentials_create_customized(
options, GRPC_ALTS_HANDSHAKER_SERVICE_URL, false);
}
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