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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 <node.h>
#include "grpc/grpc.h"
#include "grpc/grpc_security.h"
#include "grpc/support/log.h"
#include "server_credentials.h"
namespace grpc {
namespace node {
using v8::Array;
using v8::Exception;
using v8::External;
using v8::Function;
using v8::FunctionTemplate;
using v8::Handle;
using v8::HandleScope;
using v8::Integer;
using v8::Local;
using v8::Object;
using v8::ObjectTemplate;
using v8::Persistent;
using v8::String;
using v8::Value;
NanCallback *ServerCredentials::constructor;
Persistent<FunctionTemplate> ServerCredentials::fun_tpl;
ServerCredentials::ServerCredentials(grpc_server_credentials *credentials)
: wrapped_credentials(credentials) {}
ServerCredentials::~ServerCredentials() {
grpc_server_credentials_release(wrapped_credentials);
}
void ServerCredentials::Init(Handle<Object> exports) {
NanScope();
Local<FunctionTemplate> tpl = NanNew<FunctionTemplate>(New);
tpl->SetClassName(NanNew("ServerCredentials"));
tpl->InstanceTemplate()->SetInternalFieldCount(1);
NanAssignPersistent(fun_tpl, tpl);
Handle<Function> ctr = tpl->GetFunction();
ctr->Set(NanNew("createSsl"),
NanNew<FunctionTemplate>(CreateSsl)->GetFunction());
ctr->Set(NanNew("createInsecure"),
NanNew<FunctionTemplate>(CreateInsecure)->GetFunction());
constructor = new NanCallback(ctr);
exports->Set(NanNew("ServerCredentials"), ctr);
}
bool ServerCredentials::HasInstance(Handle<Value> val) {
NanScope();
return NanHasInstance(fun_tpl, val);
}
Handle<Value> ServerCredentials::WrapStruct(
grpc_server_credentials *credentials) {
NanEscapableScope();
const int argc = 1;
Handle<Value> argv[argc] = {
NanNew<External>(reinterpret_cast<void *>(credentials))};
return NanEscapeScope(constructor->GetFunction()->NewInstance(argc, argv));
}
grpc_server_credentials *ServerCredentials::GetWrappedServerCredentials() {
return wrapped_credentials;
}
NAN_METHOD(ServerCredentials::New) {
NanScope();
if (args.IsConstructCall()) {
if (!args[0]->IsExternal()) {
return NanThrowTypeError(
"ServerCredentials can only be created with the provide functions");
}
Handle<External> ext = args[0].As<External>();
grpc_server_credentials *creds_value =
reinterpret_cast<grpc_server_credentials *>(ext->Value());
ServerCredentials *credentials = new ServerCredentials(creds_value);
credentials->Wrap(args.This());
NanReturnValue(args.This());
} else {
const int argc = 1;
Local<Value> argv[argc] = {args[0]};
NanReturnValue(constructor->GetFunction()->NewInstance(argc, argv));
}
}
NAN_METHOD(ServerCredentials::CreateSsl) {
// TODO: have the node API support multiple key/cert pairs.
NanScope();
char *root_certs = NULL;
if (::node::Buffer::HasInstance(args[0])) {
root_certs = ::node::Buffer::Data(args[0]);
} else if (!(args[0]->IsNull() || args[0]->IsUndefined())) {
return NanThrowTypeError(
"createSSl's first argument must be a Buffer if provided");
}
if (!args[1]->IsArray()) {
return NanThrowTypeError(
"createSsl's second argument must be a list of objects");
}
int force_client_auth = 0;
if (args[2]->IsBoolean()) {
force_client_auth = (int)args[2]->BooleanValue();
} else if (!(args[2]->IsUndefined() || args[2]->IsNull())) {
return NanThrowTypeError(
"createSsl's third argument must be a boolean if provided");
}
Handle<Array> pair_list = Local<Array>::Cast(args[1]);
uint32_t key_cert_pair_count = pair_list->Length();
grpc_ssl_pem_key_cert_pair *key_cert_pairs = new grpc_ssl_pem_key_cert_pair[
key_cert_pair_count];
Handle<String> key_key = NanNew("private_key");
Handle<String> cert_key = NanNew("cert_chain");
for(uint32_t i = 0; i < key_cert_pair_count; i++) {
if (!pair_list->Get(i)->IsObject()) {
delete key_cert_pairs;
return NanThrowTypeError("Key/cert pairs must be objects");
}
Handle<Object> pair_obj = pair_list->Get(i)->ToObject();
if (!pair_obj->HasOwnProperty(key_key)) {
delete key_cert_pairs;
return NanThrowTypeError(
"Key/cert pairs must have a private_key and a cert_chain");
}
if (!pair_obj->HasOwnProperty(cert_key)) {
delete key_cert_pairs;
return NanThrowTypeError(
"Key/cert pairs must have a private_key and a cert_chain");
}
if (!::node::Buffer::HasInstance(pair_obj->Get(key_key))) {
delete key_cert_pairs;
return NanThrowTypeError("private_key must be a Buffer");
}
if (!::node::Buffer::HasInstance(pair_obj->Get(cert_key))) {
delete key_cert_pairs;
return NanThrowTypeError("cert_chain must be a Buffer");
}
key_cert_pairs[i].private_key = ::node::Buffer::Data(
pair_obj->Get(key_key));
key_cert_pairs[i].cert_chain = ::node::Buffer::Data(
pair_obj->Get(cert_key));
}
grpc_server_credentials *creds = grpc_ssl_server_credentials_create(
root_certs, key_cert_pairs, key_cert_pair_count, force_client_auth, NULL);
delete key_cert_pairs;
if (creds == NULL) {
NanReturnNull();
}
NanReturnValue(WrapStruct(creds));
}
NAN_METHOD(ServerCredentials::CreateInsecure) {
NanScope();
NanReturnValue(WrapStruct(NULL));
}
} // namespace node
} // namespace grpc
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