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/*
*
* 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 "credentials.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "ext/spl/spl_exceptions.h"
#include "php_grpc.h"
#include "zend_exceptions.h"
#include "zend_hash.h"
#include "grpc/grpc.h"
#include "grpc/grpc_security.h"
/* Frees and destroys an instance of wrapped_grpc_credentials */
void free_wrapped_grpc_credentials(void *object TSRMLS_DC) {
wrapped_grpc_credentials *creds = (wrapped_grpc_credentials *)object;
if (creds->wrapped != NULL) {
grpc_credentials_release(creds->wrapped);
}
efree(creds);
}
/* Initializes an instance of wrapped_grpc_credentials to be associated with an
* object of a class specified by class_type */
zend_object_value create_wrapped_grpc_credentials(zend_class_entry *class_type
TSRMLS_DC) {
zend_object_value retval;
wrapped_grpc_credentials *intern;
intern =
(wrapped_grpc_credentials *)emalloc(sizeof(wrapped_grpc_credentials));
memset(intern, 0, sizeof(wrapped_grpc_credentials));
zend_object_std_init(&intern->std, class_type TSRMLS_CC);
object_properties_init(&intern->std, class_type);
retval.handle = zend_objects_store_put(
intern, (zend_objects_store_dtor_t)zend_objects_destroy_object,
free_wrapped_grpc_credentials, NULL TSRMLS_CC);
retval.handlers = zend_get_std_object_handlers();
return retval;
}
zval *grpc_php_wrap_credentials(grpc_credentials *wrapped) {
zval *credentials_object;
MAKE_STD_ZVAL(credentials_object);
object_init_ex(credentials_object, grpc_ce_credentials);
wrapped_grpc_credentials *credentials =
(wrapped_grpc_credentials *)zend_object_store_get_object(
credentials_object TSRMLS_CC);
credentials->wrapped = wrapped;
return credentials_object;
}
/**
* Create a default credentials object.
* @return Credentials The new default credentials object
*/
PHP_METHOD(Credentials, createDefault) {
grpc_credentials *creds = grpc_default_credentials_create();
zval *creds_object = grpc_php_wrap_credentials(creds);
RETURN_DESTROY_ZVAL(creds_object);
}
/**
* Create SSL credentials.
* @param string pem_root_certs PEM encoding of the server root certificates
* @param string pem_private_key PEM encoding of the client's private key
* (optional)
* @param string pem_cert_chain PEM encoding of the client's certificate chain
* (optional)
* @return Credentials The new SSL credentials object
*/
PHP_METHOD(Credentials, createSsl) {
char *pem_root_certs;
grpc_ssl_pem_key_cert_pair pem_key_cert_pair;
int root_certs_length, private_key_length = 0, cert_chain_length = 0;
pem_key_cert_pair.private_key = pem_key_cert_pair.cert_chain = NULL;
/* "s|s!s! == 1 string, 2 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 1 to 3 strings", 1 TSRMLS_CC);
return;
}
grpc_credentials *creds = grpc_ssl_credentials_create(
pem_root_certs,
pem_key_cert_pair.private_key == NULL ? NULL : &pem_key_cert_pair);
zval *creds_object = grpc_php_wrap_credentials(creds);
RETURN_DESTROY_ZVAL(creds_object);
}
/**
* Create composite credentials from two existing credentials.
* @param Credentials cred1 The first credential
* @param Credentials cred2 The second credential
* @return Credentials The new composite credentials object
*/
PHP_METHOD(Credentials, createComposite) {
zval *cred1_obj;
zval *cred2_obj;
/* "OO" == 3 Objects */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "OO", &cred1_obj,
grpc_ce_credentials, &cred2_obj,
grpc_ce_credentials) == FAILURE) {
zend_throw_exception(spl_ce_InvalidArgumentException,
"createComposite expects 2 Credentials", 1 TSRMLS_CC);
return;
}
wrapped_grpc_credentials *cred1 =
(wrapped_grpc_credentials *)zend_object_store_get_object(
cred1_obj TSRMLS_CC);
wrapped_grpc_credentials *cred2 =
(wrapped_grpc_credentials *)zend_object_store_get_object(
cred2_obj TSRMLS_CC);
grpc_credentials *creds =
grpc_composite_credentials_create(cred1->wrapped, cred2->wrapped);
zval *creds_object = grpc_php_wrap_credentials(creds);
RETURN_DESTROY_ZVAL(creds_object);
}
/**
* Create Google Compute Engine credentials
* @return Credentials The new GCE credentials object
*/
PHP_METHOD(Credentials, createGce) {
grpc_credentials *creds = grpc_compute_engine_credentials_create();
zval *creds_object = grpc_php_wrap_credentials(creds);
RETURN_DESTROY_ZVAL(creds_object);
}
/**
* Create fake credentials. Only to be used for testing.
* @return Credentials The new fake credentials object
*/
PHP_METHOD(Credentials, createFake) {
grpc_credentials *creds = grpc_fake_transport_security_credentials_create();
zval *creds_object = grpc_php_wrap_credentials(creds);
RETURN_DESTROY_ZVAL(creds_object);
}
static zend_function_entry credentials_methods[] = {
PHP_ME(Credentials, createDefault, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(Credentials, createSsl, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(Credentials, createComposite, NULL,
ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(Credentials, createGce, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(Credentials, createFake, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_FE_END};
void grpc_init_credentials(TSRMLS_D) {
zend_class_entry ce;
INIT_CLASS_ENTRY(ce, "Grpc\\Credentials", credentials_methods);
ce.create_object = create_wrapped_grpc_credentials;
grpc_ce_credentials = zend_register_internal_class(&ce TSRMLS_CC);
}
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