| /* |
| * |
| * Copyright 2015 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 "channel_credentials.h" |
| #include "call_credentials.h" |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include <php.h> |
| #include <php_ini.h> |
| #include <ext/standard/info.h> |
| #include <ext/standard/sha1.h> |
| #include <ext/spl/spl_exceptions.h> |
| #include "channel.h" |
| #include "php_grpc.h" |
| |
| #include <zend_exceptions.h> |
| #include <zend_hash.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/grpc.h> |
| #include <grpc/grpc_security.h> |
| |
| zend_class_entry *grpc_ce_channel_credentials; |
| #if PHP_MAJOR_VERSION >= 7 |
| static zend_object_handlers channel_credentials_ce_handlers; |
| #endif |
| static char *default_pem_root_certs = NULL; |
| |
| static grpc_ssl_roots_override_result get_ssl_roots_override( |
| char **pem_root_certs) { |
| *pem_root_certs = default_pem_root_certs; |
| if (default_pem_root_certs == NULL) { |
| return GRPC_SSL_ROOTS_OVERRIDE_FAIL; |
| } |
| return GRPC_SSL_ROOTS_OVERRIDE_OK; |
| } |
| |
| /* Frees and destroys an instance of wrapped_grpc_channel_credentials */ |
| PHP_GRPC_FREE_WRAPPED_FUNC_START(wrapped_grpc_channel_credentials) |
| if (p->wrapped != NULL) { |
| grpc_channel_credentials_release(p->wrapped); |
| } |
| PHP_GRPC_FREE_WRAPPED_FUNC_END() |
| |
| /* Initializes an instance of wrapped_grpc_channel_credentials to be |
| * associated with an object of a class specified by class_type */ |
| php_grpc_zend_object create_wrapped_grpc_channel_credentials( |
| zend_class_entry *class_type TSRMLS_DC) { |
| PHP_GRPC_ALLOC_CLASS_OBJECT(wrapped_grpc_channel_credentials); |
| zend_object_std_init(&intern->std, class_type TSRMLS_CC); |
| object_properties_init(&intern->std, class_type); |
| PHP_GRPC_FREE_CLASS_OBJECT(wrapped_grpc_channel_credentials, |
| channel_credentials_ce_handlers); |
| } |
| |
| zval *grpc_php_wrap_channel_credentials(grpc_channel_credentials *wrapped, |
| char *hashstr, |
| zend_bool has_call_creds TSRMLS_DC) { |
| zval *credentials_object; |
| PHP_GRPC_MAKE_STD_ZVAL(credentials_object); |
| object_init_ex(credentials_object, grpc_ce_channel_credentials); |
| wrapped_grpc_channel_credentials *credentials = |
| Z_WRAPPED_GRPC_CHANNEL_CREDS_P(credentials_object); |
| credentials->wrapped = wrapped; |
| credentials->hashstr = hashstr; |
| credentials->has_call_creds = has_call_creds; |
| return credentials_object; |
| } |
| |
| /** |
| * Set default roots pem. |
| * @param string $pem_roots PEM encoding of the server root certificates |
| * @return void |
| */ |
| PHP_METHOD(ChannelCredentials, setDefaultRootsPem) { |
| char *pem_roots; |
| php_grpc_int pem_roots_length; |
| |
| /* "s" == 1 string */ |
| if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &pem_roots, |
| &pem_roots_length) == FAILURE) { |
| zend_throw_exception(spl_ce_InvalidArgumentException, |
| "setDefaultRootsPem expects 1 string", 1 TSRMLS_CC); |
| return; |
| } |
| default_pem_root_certs = gpr_malloc((pem_roots_length + 1) * sizeof(char)); |
| memcpy(default_pem_root_certs, pem_roots, pem_roots_length + 1); |
| } |
| |
| /** |
| * Create a default channel credentials object. |
| * @return ChannelCredentials The new default channel credentials object |
| */ |
| PHP_METHOD(ChannelCredentials, createDefault) { |
| grpc_channel_credentials *creds = grpc_google_default_credentials_create(); |
| zval *creds_object = grpc_php_wrap_channel_credentials(creds, NULL, false |
| TSRMLS_CC); |
| RETURN_DESTROY_ZVAL(creds_object); |
| } |
| |
| /** |
| * Create SSL credentials. |
| * @param string $pem_root_certs PEM encoding of the server root certificates |
| * @param string $pem_key_cert_pair.private_key PEM encoding of the client's |
| * private key (optional) |
| * @param string $pem_key_cert_pair.cert_chain PEM encoding of the client's |
| * certificate chain (optional) |
| * @return ChannelCredentials The new SSL credentials object |
| */ |
| PHP_METHOD(ChannelCredentials, createSsl) { |
| char *pem_root_certs = NULL; |
| grpc_ssl_pem_key_cert_pair pem_key_cert_pair; |
| |
| php_grpc_int root_certs_length = 0; |
| php_grpc_int private_key_length = 0; |
| php_grpc_int cert_chain_length = 0; |
| |
| pem_key_cert_pair.private_key = pem_key_cert_pair.cert_chain = NULL; |
| |
| grpc_set_ssl_roots_override_callback(get_ssl_roots_override); |
| |
| /* "|s!s!s!" == 3 optional nullable strings */ |
| if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!s!s!", |
| &pem_root_certs, &root_certs_length, |
| &pem_key_cert_pair.private_key, |
| &private_key_length, |
| &pem_key_cert_pair.cert_chain, |
| &cert_chain_length) == FAILURE) { |
| zend_throw_exception(spl_ce_InvalidArgumentException, |
| "createSsl expects 3 optional strings", 1 TSRMLS_CC); |
| return; |
| } |
| |
| php_grpc_int hashkey_len = root_certs_length + cert_chain_length; |
| char *hashkey = emalloc(hashkey_len); |
| if (root_certs_length > 0) { |
| strcpy(hashkey, pem_root_certs); |
| } |
| if (cert_chain_length > 0) { |
| strcpy(hashkey, pem_key_cert_pair.cert_chain); |
| } |
| |
| char *hashstr = malloc(41); |
| generate_sha1_str(hashstr, hashkey, hashkey_len); |
| |
| grpc_channel_credentials *creds = grpc_ssl_credentials_create( |
| pem_root_certs, |
| pem_key_cert_pair.private_key == NULL ? NULL : &pem_key_cert_pair, NULL); |
| zval *creds_object = grpc_php_wrap_channel_credentials(creds, hashstr, false |
| TSRMLS_CC); |
| efree(hashkey); |
| RETURN_DESTROY_ZVAL(creds_object); |
| } |
| |
| /** |
| * Create composite credentials from two existing credentials. |
| * @param ChannelCredentials $cred1_obj The first credential |
| * @param CallCredentials $cred2_obj The second credential |
| * @return ChannelCredentials The new composite credentials object |
| */ |
| PHP_METHOD(ChannelCredentials, createComposite) { |
| zval *cred1_obj; |
| zval *cred2_obj; |
| |
| grpc_set_ssl_roots_override_callback(get_ssl_roots_override); |
| |
| /* "OO" == 2 Objects */ |
| if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "OO", &cred1_obj, |
| grpc_ce_channel_credentials, &cred2_obj, |
| grpc_ce_call_credentials) == FAILURE) { |
| zend_throw_exception(spl_ce_InvalidArgumentException, |
| "createComposite expects 2 Credentials", 1 TSRMLS_CC); |
| return; |
| } |
| wrapped_grpc_channel_credentials *cred1 = |
| Z_WRAPPED_GRPC_CHANNEL_CREDS_P(cred1_obj); |
| wrapped_grpc_call_credentials *cred2 = |
| Z_WRAPPED_GRPC_CALL_CREDS_P(cred2_obj); |
| grpc_channel_credentials *creds = |
| grpc_composite_channel_credentials_create(cred1->wrapped, cred2->wrapped, |
| NULL); |
| zval *creds_object = |
| grpc_php_wrap_channel_credentials(creds, cred1->hashstr, true |
| TSRMLS_CC); |
| RETURN_DESTROY_ZVAL(creds_object); |
| } |
| |
| /** |
| * Create insecure channel credentials |
| * @return null |
| */ |
| PHP_METHOD(ChannelCredentials, createInsecure) { |
| RETURN_NULL(); |
| } |
| |
| ZEND_BEGIN_ARG_INFO_EX(arginfo_setDefaultRootsPem, 0, 0, 1) |
| ZEND_ARG_INFO(0, pem_roots) |
| ZEND_END_ARG_INFO() |
| |
| ZEND_BEGIN_ARG_INFO_EX(arginfo_createDefault, 0, 0, 0) |
| ZEND_END_ARG_INFO() |
| |
| ZEND_BEGIN_ARG_INFO_EX(arginfo_createSsl, 0, 0, 0) |
| ZEND_ARG_INFO(0, pem_root_certs) |
| ZEND_ARG_INFO(0, pem_private_key) |
| ZEND_ARG_INFO(0, pem_cert_chain) |
| ZEND_END_ARG_INFO() |
| |
| ZEND_BEGIN_ARG_INFO_EX(arginfo_createComposite, 0, 0, 2) |
| ZEND_ARG_INFO(0, channel_creds) |
| ZEND_ARG_INFO(0, call_creds) |
| ZEND_END_ARG_INFO() |
| |
| ZEND_BEGIN_ARG_INFO_EX(arginfo_createInsecure, 0, 0, 0) |
| ZEND_END_ARG_INFO() |
| |
| static zend_function_entry channel_credentials_methods[] = { |
| PHP_ME(ChannelCredentials, setDefaultRootsPem, arginfo_setDefaultRootsPem, |
| ZEND_ACC_PUBLIC | ZEND_ACC_STATIC) |
| PHP_ME(ChannelCredentials, createDefault, arginfo_createDefault, |
| ZEND_ACC_PUBLIC | ZEND_ACC_STATIC) |
| PHP_ME(ChannelCredentials, createSsl, arginfo_createSsl, |
| ZEND_ACC_PUBLIC | ZEND_ACC_STATIC) |
| PHP_ME(ChannelCredentials, createComposite, arginfo_createComposite, |
| ZEND_ACC_PUBLIC | ZEND_ACC_STATIC) |
| PHP_ME(ChannelCredentials, createInsecure, arginfo_createInsecure, |
| ZEND_ACC_PUBLIC | ZEND_ACC_STATIC) |
| PHP_FE_END |
| }; |
| |
| void grpc_init_channel_credentials(TSRMLS_D) { |
| zend_class_entry ce; |
| INIT_CLASS_ENTRY(ce, "Grpc\\ChannelCredentials", |
| channel_credentials_methods); |
| ce.create_object = create_wrapped_grpc_channel_credentials; |
| grpc_ce_channel_credentials = zend_register_internal_class(&ce TSRMLS_CC); |
| PHP_GRPC_INIT_HANDLER(wrapped_grpc_channel_credentials, |
| channel_credentials_ce_handlers); |
| } |
