blob: e8f0a53d70cf64a0abce9186ca99704658b2ca98 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/cert_net/nss_ocsp.h"
#include <certt.h>
#include <certdb.h>
#include <nspr.h>
#include <nss.h>
#include <ocsp.h>
#include <pthread.h>
#include <secerr.h>
#include <algorithm>
#include <memory>
#include <string>
#include <utility>
#include "base/bind.h"
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/lazy_instance.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/message_loop/message_loop.h"
#include "base/metrics/histogram_macros.h"
#include "base/single_thread_task_runner.h"
#include "base/stl_util.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/synchronization/condition_variable.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_restrictions.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "net/base/elements_upload_data_stream.h"
#include "net/base/host_port_pair.h"
#include "net/base/io_buffer.h"
#include "net/base/load_flags.h"
#include "net/base/request_priority.h"
#include "net/base/upload_bytes_element_reader.h"
#include "net/http/http_request_headers.h"
#include "net/http/http_response_headers.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "net/url_request/redirect_info.h"
#include "net/url_request/url_request.h"
#include "net/url_request/url_request_context.h"
#include "url/gurl.h"
namespace net {
namespace {
// Protects |g_request_context|.
pthread_mutex_t g_request_context_lock = PTHREAD_MUTEX_INITIALIZER;
URLRequestContext* g_request_context = NULL;
// The default timeout for network fetches in NSS is 60 seconds. Choose a
// saner upper limit for OCSP/CRL/AIA fetches.
const int kNetworkFetchTimeoutInSecs = 15;
class OCSPRequestSession;
class OCSPIOLoop {
public:
// This class is only instantiated as a leaky LazyInstance, so its destructor
// is never called.
~OCSPIOLoop() = delete;
void StartUsing() {
base::AutoLock autolock(lock_);
DCHECK(base::MessageLoopCurrentForIO::IsSet());
io_task_runner_ = base::ThreadTaskRunnerHandle::Get();
}
// Called on IO loop.
void Shutdown();
// Called from worker thread.
void PostTaskToIOLoop(const base::Location& from_here,
const base::Closure& task);
void AddRequest(OCSPRequestSession* request);
void RemoveRequest(OCSPRequestSession* request);
private:
friend struct base::LazyInstanceTraitsBase<OCSPIOLoop>;
OCSPIOLoop() = default;
void CancelAllRequests();
// Protects all members below.
mutable base::Lock lock_;
std::set<OCSPRequestSession*> requests_;
scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
DISALLOW_COPY_AND_ASSIGN(OCSPIOLoop);
};
base::LazyInstance<OCSPIOLoop>::Leaky
g_ocsp_io_loop = LAZY_INSTANCE_INITIALIZER;
const int kRecvBufferSize = 4096;
// All OCSP handlers should be called in the context of
// CertVerifier's thread (i.e. worker pool, not on the I/O thread).
// It supports blocking mode only.
SECStatus OCSPCreateSession(const char* host, PRUint16 portnum,
SEC_HTTP_SERVER_SESSION* pSession);
SECStatus OCSPKeepAliveSession(SEC_HTTP_SERVER_SESSION session,
PRPollDesc **pPollDesc);
SECStatus OCSPFreeSession(SEC_HTTP_SERVER_SESSION session);
SECStatus OCSPCreate(SEC_HTTP_SERVER_SESSION session,
const char* http_protocol_variant,
const char* path_and_query_string,
const char* http_request_method,
const PRIntervalTime timeout,
SEC_HTTP_REQUEST_SESSION* pRequest);
SECStatus OCSPSetPostData(SEC_HTTP_REQUEST_SESSION request,
const char* http_data,
const PRUint32 http_data_len,
const char* http_content_type);
SECStatus OCSPAddHeader(SEC_HTTP_REQUEST_SESSION request,
const char* http_header_name,
const char* http_header_value);
SECStatus OCSPTrySendAndReceive(SEC_HTTP_REQUEST_SESSION request,
PRPollDesc** pPollDesc,
PRUint16* http_response_code,
const char** http_response_content_type,
const char** http_response_headers,
const char** http_response_data,
PRUint32* http_response_data_len);
SECStatus OCSPFree(SEC_HTTP_REQUEST_SESSION request);
char* GetAlternateOCSPAIAInfo(CERTCertificate *cert);
class OCSPNSSInitialization {
private:
friend struct base::LazyInstanceTraitsBase<OCSPNSSInitialization>;
OCSPNSSInitialization();
// This class is only instantiated as a leaky LazyInstance, so its destructor
// is never called.
~OCSPNSSInitialization() = delete;
SEC_HttpClientFcn client_fcn_;
DISALLOW_COPY_AND_ASSIGN(OCSPNSSInitialization);
};
base::LazyInstance<OCSPNSSInitialization>::Leaky g_ocsp_nss_initialization =
LAZY_INSTANCE_INITIALIZER;
// Concrete class for SEC_HTTP_REQUEST_SESSION.
// Public methods except virtual methods of URLRequest::Delegate
// (On* methods) run on certificate verifier thread (worker thread).
// Virtual methods of URLRequest::Delegate and private methods run
// on IO thread.
class OCSPRequestSession
: public base::RefCountedThreadSafe<OCSPRequestSession>,
public URLRequest::Delegate {
public:
OCSPRequestSession(const GURL& url,
const char* http_request_method,
base::TimeDelta timeout)
: url_(url),
http_request_method_(http_request_method),
timeout_(timeout),
buffer_(base::MakeRefCounted<IOBuffer>(kRecvBufferSize)),
response_code_(-1),
cv_(&lock_),
finished_(false) {}
void SetPostData(const char* http_data, PRUint32 http_data_len,
const char* http_content_type) {
// |upload_content_| should not be modified if |request_| is active.
DCHECK(!request_);
upload_content_.assign(http_data, http_data_len);
upload_content_type_.assign(http_content_type);
}
void AddHeader(const char* http_header_name, const char* http_header_value) {
extra_request_headers_.SetHeader(http_header_name,
http_header_value);
}
void Start() {
// At this point, it runs on worker thread.
// |io_task_runner_| is only initialized in StartURLRequest, so no need to
// lock |lock_| here.
DCHECK(!io_task_runner_);
g_ocsp_io_loop.Get().PostTaskToIOLoop(
FROM_HERE,
base::Bind(&OCSPRequestSession::StartURLRequest, this));
}
bool Started() const {
return request_.get() != NULL;
}
void Cancel() {
// IO thread may reset |io_task_runner_|, so protect by |lock_|.
base::AutoLock autolock(lock_);
CancelLocked();
}
bool Finished() const {
base::AutoLock autolock(lock_);
return finished_;
}
bool Wait() {
base::TimeDelta timeout = timeout_;
base::AutoLock autolock(lock_);
while (!finished_) {
base::TimeTicks last_time = base::TimeTicks::Now();
cv_.TimedWait(timeout);
// Check elapsed time
base::TimeDelta elapsed_time = base::TimeTicks::Now() - last_time;
timeout -= elapsed_time;
if (timeout < base::TimeDelta()) {
VLOG(1) << "OCSP Timed out";
if (!finished_)
CancelLocked();
break;
}
}
return finished_;
}
const GURL& url() const {
return url_;
}
const std::string& http_request_method() const {
return http_request_method_;
}
base::TimeDelta timeout() const {
return timeout_;
}
PRUint16 http_response_code() const {
DCHECK(finished_);
return response_code_;
}
const std::string& http_response_content_type() const {
DCHECK(finished_);
return response_content_type_;
}
const std::string& http_response_headers() const {
DCHECK(finished_);
return response_headers_->raw_headers();
}
const std::string& http_response_data() const {
DCHECK(finished_);
return data_;
}
void OnReceivedRedirect(URLRequest* request,
const RedirectInfo& redirect_info,
bool* defer_redirect) override {
DCHECK_EQ(request_.get(), request);
DCHECK(io_task_runner_->BelongsToCurrentThread());
if (!redirect_info.new_url.SchemeIs("http")) {
// Prevent redirects to non-HTTP schemes, including HTTPS. This matches
// the initial check in OCSPServerSession::CreateRequest().
CancelURLRequest();
}
}
void OnResponseStarted(URLRequest* request, int net_error) override {
DCHECK_EQ(request_.get(), request);
DCHECK(io_task_runner_->BelongsToCurrentThread());
DCHECK_NE(ERR_IO_PENDING, net_error);
int bytes_read = 0;
if (net_error == OK) {
response_code_ = request_->GetResponseCode();
response_headers_ = request_->response_headers();
response_headers_->GetMimeType(&response_content_type_);
bytes_read = request_->Read(buffer_.get(), kRecvBufferSize);
}
OnReadCompleted(request_.get(), bytes_read);
}
void OnReadCompleted(URLRequest* request, int bytes_read) override {
DCHECK_EQ(request_.get(), request);
DCHECK(io_task_runner_->BelongsToCurrentThread());
while (bytes_read > 0) {
data_.append(buffer_->data(), bytes_read);
bytes_read = request_->Read(buffer_.get(), kRecvBufferSize);
}
if (bytes_read != ERR_IO_PENDING) {
request_.reset();
g_ocsp_io_loop.Get().RemoveRequest(this);
{
base::AutoLock autolock(lock_);
finished_ = true;
io_task_runner_ = nullptr;
}
cv_.Signal();
Release(); // Balanced with StartURLRequest().
}
}
// Must be called on the IO loop thread.
void CancelURLRequest() {
#ifndef NDEBUG
{
base::AutoLock autolock(lock_);
if (io_task_runner_)
DCHECK(io_task_runner_->BelongsToCurrentThread());
}
#endif
if (request_) {
request_.reset();
g_ocsp_io_loop.Get().RemoveRequest(this);
{
base::AutoLock autolock(lock_);
finished_ = true;
io_task_runner_ = nullptr;
}
cv_.Signal();
Release(); // Balanced with StartURLRequest().
}
}
private:
friend class base::RefCountedThreadSafe<OCSPRequestSession>;
~OCSPRequestSession() override {
// When this destructor is called, there should be only one thread that has
// a reference to this object, and so that thread doesn't need to lock
// |lock_| here.
DCHECK(!request_);
DCHECK(!io_task_runner_);
}
// Must call this method while holding |lock_|.
void CancelLocked() {
lock_.AssertAcquired();
if (io_task_runner_) {
io_task_runner_->PostTask(
FROM_HERE, base::Bind(&OCSPRequestSession::CancelURLRequest, this));
}
}
// Runs on |g_ocsp_io_loop|'s IO loop.
void StartURLRequest() {
DCHECK(!request_);
pthread_mutex_lock(&g_request_context_lock);
URLRequestContext* url_request_context = g_request_context;
pthread_mutex_unlock(&g_request_context_lock);
if (url_request_context == NULL)
return;
{
base::AutoLock autolock(lock_);
DCHECK(!io_task_runner_);
DCHECK(base::MessageLoopCurrentForIO::IsSet());
io_task_runner_ = base::ThreadTaskRunnerHandle::Get();
g_ocsp_io_loop.Get().AddRequest(this);
}
net::NetworkTrafficAnnotationTag traffic_annotation =
net::DefineNetworkTrafficAnnotation("ocsp_start_url_request", R"(
semantics {
sender: "OCSP"
description:
"Verifying the revocation status of a certificate via OCSP."
trigger:
"This may happen in response to visiting a website that uses "
"https://"
data:
"Identifier for the certificate whose revocation status is being "
"checked. See https://tools.ietf.org/html/rfc6960#section-2.1 for "
"more details."
destination: OTHER
}
policy {
cookies_allowed: NO
setting: "This feature cannot be disabled by settings."
policy_exception_justification: "Not implemented."
})");
request_ = url_request_context->CreateRequest(url_, DEFAULT_PRIORITY, this,
traffic_annotation);
// To meet the privacy requirements of incognito mode.
request_->SetLoadFlags(LOAD_DISABLE_CACHE | LOAD_DO_NOT_SAVE_COOKIES |
LOAD_DO_NOT_SEND_COOKIES);
if (http_request_method_ == "POST") {
DCHECK(!upload_content_.empty());
DCHECK(!upload_content_type_.empty());
request_->set_method("POST");
extra_request_headers_.SetHeader(
HttpRequestHeaders::kContentType, upload_content_type_);
std::unique_ptr<UploadElementReader> reader(new UploadBytesElementReader(
upload_content_.data(), upload_content_.size()));
request_->set_upload(
ElementsUploadDataStream::CreateWithReader(std::move(reader), 0));
}
if (!extra_request_headers_.IsEmpty())
request_->SetExtraRequestHeaders(extra_request_headers_);
request_->Start();
AddRef(); // Release after |request_| deleted.
}
GURL url_; // The URL we eventually wound up at
std::string http_request_method_;
base::TimeDelta timeout_; // The timeout for OCSP
std::unique_ptr<URLRequest> request_; // The actual request this wraps
scoped_refptr<IOBuffer> buffer_; // Read buffer
HttpRequestHeaders extra_request_headers_;
// HTTP POST payload. |request_| reads bytes from this.
std::string upload_content_;
std::string upload_content_type_; // MIME type of POST payload
int response_code_; // HTTP status code for the request
std::string response_content_type_;
scoped_refptr<HttpResponseHeaders> response_headers_;
std::string data_; // Results of the request
// |lock_| protects |finished_| and |io_task_runner_|.
mutable base::Lock lock_;
base::ConditionVariable cv_;
// TaskRunner for the IO thread. Set when StartURLRequest() is invoked (on the
// IO thread).
scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
bool finished_;
DISALLOW_COPY_AND_ASSIGN(OCSPRequestSession);
};
// Concrete class for SEC_HTTP_SERVER_SESSION.
class OCSPServerSession {
public:
OCSPServerSession(const char* host, PRUint16 port)
: host_and_port_(host, port) {}
~OCSPServerSession() = default;
OCSPRequestSession* CreateRequest(const char* http_protocol_variant,
const char* path_and_query_string,
const char* http_request_method,
const PRIntervalTime timeout) {
// We dont' support "https" because we haven't thought about
// whether it's safe to re-enter this code from talking to an OCSP
// responder over SSL.
if (strcmp(http_protocol_variant, "http") != 0) {
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
return NULL;
}
std::string url_string(base::StringPrintf(
"%s://%s%s",
http_protocol_variant,
host_and_port_.ToString().c_str(),
path_and_query_string));
VLOG(1) << "URL [" << url_string << "]";
GURL url(url_string);
// NSS does not expose public functions to adjust the fetch timeout when
// using libpkix, so hardcode the upper limit for network fetches.
base::TimeDelta actual_timeout = std::min(
base::TimeDelta::FromSeconds(kNetworkFetchTimeoutInSecs),
base::TimeDelta::FromMilliseconds(PR_IntervalToMilliseconds(timeout)));
return new OCSPRequestSession(url, http_request_method, actual_timeout);
}
private:
HostPortPair host_and_port_;
DISALLOW_COPY_AND_ASSIGN(OCSPServerSession);
};
void OCSPIOLoop::Shutdown() {
// Safe to read outside lock since we only write on IO thread anyway.
DCHECK(io_task_runner_->BelongsToCurrentThread());
// Prevent the worker thread from trying to access |io_task_runner_|.
{
base::AutoLock autolock(lock_);
io_task_runner_ = nullptr;
}
CancelAllRequests();
pthread_mutex_lock(&g_request_context_lock);
g_request_context = NULL;
pthread_mutex_unlock(&g_request_context_lock);
}
void OCSPIOLoop::PostTaskToIOLoop(const base::Location& from_here,
const base::Closure& task) {
base::AutoLock autolock(lock_);
if (io_task_runner_)
io_task_runner_->PostTask(from_here, task);
}
void OCSPIOLoop::AddRequest(OCSPRequestSession* request) {
DCHECK(!base::ContainsKey(requests_, request));
requests_.insert(request);
}
void OCSPIOLoop::RemoveRequest(OCSPRequestSession* request) {
DCHECK(base::ContainsKey(requests_, request));
requests_.erase(request);
}
void OCSPIOLoop::CancelAllRequests() {
// CancelURLRequest() always removes the request from the requests_
// set synchronously.
while (!requests_.empty())
(*requests_.begin())->CancelURLRequest();
}
OCSPNSSInitialization::OCSPNSSInitialization() {
// NSS calls the functions in the function table to download certificates
// or CRLs or talk to OCSP responders over HTTP. These functions must
// set an NSS/NSPR error code when they fail. Otherwise NSS will get the
// residual error code from an earlier failed function call.
client_fcn_.version = 1;
SEC_HttpClientFcnV1Struct *ft = &client_fcn_.fcnTable.ftable1;
ft->createSessionFcn = OCSPCreateSession;
ft->keepAliveSessionFcn = OCSPKeepAliveSession;
ft->freeSessionFcn = OCSPFreeSession;
ft->createFcn = OCSPCreate;
ft->setPostDataFcn = OCSPSetPostData;
ft->addHeaderFcn = OCSPAddHeader;
ft->trySendAndReceiveFcn = OCSPTrySendAndReceive;
ft->cancelFcn = NULL;
ft->freeFcn = OCSPFree;
SECStatus status = SEC_RegisterDefaultHttpClient(&client_fcn_);
if (status != SECSuccess) {
NOTREACHED() << "Error initializing OCSP: " << PR_GetError();
}
// Work around NSS bugs 524013 and 564334. NSS incorrectly thinks the
// CRLs for Network Solutions Certificate Authority have bad signatures,
// which causes certificates issued by that CA to be reported as revoked.
// By using OCSP for those certificates, which don't have AIA extensions,
// we can work around these bugs. See http://crbug.com/41730.
CERT_StringFromCertFcn old_callback = NULL;
status = CERT_RegisterAlternateOCSPAIAInfoCallBack(
GetAlternateOCSPAIAInfo, &old_callback);
if (status == SECSuccess) {
DCHECK(!old_callback);
} else {
NOTREACHED() << "Error initializing OCSP: " << PR_GetError();
}
}
// OCSP Http Client functions.
// Our Http Client functions operate in blocking mode.
SECStatus OCSPCreateSession(const char* host, PRUint16 portnum,
SEC_HTTP_SERVER_SESSION* pSession) {
VLOG(1) << "OCSP create session: host=" << host << " port=" << portnum;
pthread_mutex_lock(&g_request_context_lock);
URLRequestContext* request_context = g_request_context;
pthread_mutex_unlock(&g_request_context_lock);
if (request_context == NULL) {
LOG(ERROR) << "No URLRequestContext for NSS HTTP handler. host: " << host;
// The application failed to call SetURLRequestContextForNSSHttpIO or
// has already called ShutdownNSSHttpIO, so we can't create and use
// URLRequest. PR_NOT_IMPLEMENTED_ERROR is not an accurate error
// code for these error conditions, but is close enough.
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
return SECFailure;
}
*pSession = new OCSPServerSession(host, portnum);
return SECSuccess;
}
SECStatus OCSPKeepAliveSession(SEC_HTTP_SERVER_SESSION session,
PRPollDesc **pPollDesc) {
VLOG(1) << "OCSP keep alive";
if (pPollDesc)
*pPollDesc = NULL;
return SECSuccess;
}
SECStatus OCSPFreeSession(SEC_HTTP_SERVER_SESSION session) {
VLOG(1) << "OCSP free session";
delete reinterpret_cast<OCSPServerSession*>(session);
return SECSuccess;
}
SECStatus OCSPCreate(SEC_HTTP_SERVER_SESSION session,
const char* http_protocol_variant,
const char* path_and_query_string,
const char* http_request_method,
const PRIntervalTime timeout,
SEC_HTTP_REQUEST_SESSION* pRequest) {
VLOG(1) << "OCSP create protocol=" << http_protocol_variant
<< " path_and_query=" << path_and_query_string
<< " http_request_method=" << http_request_method
<< " timeout=" << timeout;
OCSPServerSession* ocsp_session =
reinterpret_cast<OCSPServerSession*>(session);
OCSPRequestSession* req = ocsp_session->CreateRequest(http_protocol_variant,
path_and_query_string,
http_request_method,
timeout);
SECStatus rv = SECFailure;
if (req) {
req->AddRef(); // Release in OCSPFree().
rv = SECSuccess;
}
*pRequest = req;
return rv;
}
SECStatus OCSPSetPostData(SEC_HTTP_REQUEST_SESSION request,
const char* http_data,
const PRUint32 http_data_len,
const char* http_content_type) {
VLOG(1) << "OCSP set post data len=" << http_data_len;
OCSPRequestSession* req = reinterpret_cast<OCSPRequestSession*>(request);
req->SetPostData(http_data, http_data_len, http_content_type);
return SECSuccess;
}
SECStatus OCSPAddHeader(SEC_HTTP_REQUEST_SESSION request,
const char* http_header_name,
const char* http_header_value) {
VLOG(1) << "OCSP add header name=" << http_header_name
<< " value=" << http_header_value;
OCSPRequestSession* req = reinterpret_cast<OCSPRequestSession*>(request);
req->AddHeader(http_header_name, http_header_value);
return SECSuccess;
}
// Sets response of |req| in the output parameters.
// It is helper routine for OCSP trySendAndReceiveFcn.
// |http_response_data_len| could be used as input parameter. If it has
// non-zero value, it is considered as maximum size of |http_response_data|.
SECStatus OCSPSetResponse(OCSPRequestSession* req,
PRUint16* http_response_code,
const char** http_response_content_type,
const char** http_response_headers,
const char** http_response_data,
PRUint32* http_response_data_len) {
DCHECK(req->Finished());
const std::string& data = req->http_response_data();
if (http_response_data_len && *http_response_data_len) {
if (*http_response_data_len < data.size()) {
LOG(ERROR) << "response body too large: " << *http_response_data_len
<< " < " << data.size();
*http_response_data_len = data.size();
PORT_SetError(SEC_ERROR_BAD_HTTP_RESPONSE);
return SECFailure;
}
}
VLOG(1) << "OCSP response "
<< " response_code=" << req->http_response_code()
<< " content_type=" << req->http_response_content_type()
<< " header=" << req->http_response_headers()
<< " data_len=" << data.size();
if (http_response_code)
*http_response_code = req->http_response_code();
if (http_response_content_type)
*http_response_content_type = req->http_response_content_type().c_str();
if (http_response_headers)
*http_response_headers = req->http_response_headers().c_str();
if (http_response_data)
*http_response_data = data.data();
if (http_response_data_len)
*http_response_data_len = data.size();
return SECSuccess;
}
SECStatus OCSPTrySendAndReceive(SEC_HTTP_REQUEST_SESSION request,
PRPollDesc** pPollDesc,
PRUint16* http_response_code,
const char** http_response_content_type,
const char** http_response_headers,
const char** http_response_data,
PRUint32* http_response_data_len) {
if (http_response_data_len) {
// We must always set an output value, even on failure. The output value 0
// means the failure was unrelated to the acceptable response data length.
*http_response_data_len = 0;
}
VLOG(1) << "OCSP try send and receive";
OCSPRequestSession* req = reinterpret_cast<OCSPRequestSession*>(request);
// We support blocking mode only.
if (pPollDesc)
*pPollDesc = NULL;
if (req->Started() || req->Finished()) {
// We support blocking mode only, so this function shouldn't be called
// again when req has stareted or finished.
NOTREACHED();
PORT_SetError(SEC_ERROR_BAD_HTTP_RESPONSE); // Simple approximation.
return SECFailure;
}
req->Start();
if (!req->Wait() || req->http_response_code() == static_cast<PRUint16>(-1)) {
// If the response code is -1, the request failed and there is no response.
PORT_SetError(SEC_ERROR_BAD_HTTP_RESPONSE); // Simple approximation.
return SECFailure;
}
return OCSPSetResponse(
req, http_response_code,
http_response_content_type,
http_response_headers,
http_response_data,
http_response_data_len);
}
SECStatus OCSPFree(SEC_HTTP_REQUEST_SESSION request) {
VLOG(1) << "OCSP free";
OCSPRequestSession* req = reinterpret_cast<OCSPRequestSession*>(request);
req->Cancel();
req->Release();
return SECSuccess;
}
// Data for GetAlternateOCSPAIAInfo.
// CN=Network Solutions Certificate Authority,O=Network Solutions L.L.C.,C=US
//
// There are two CAs with this name. Their key IDs are listed next.
const unsigned char network_solutions_ca_name[] = {
0x30, 0x62, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,
0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x21, 0x30, 0x1f, 0x06,
0x03, 0x55, 0x04, 0x0a, 0x13, 0x18, 0x4e, 0x65, 0x74, 0x77,
0x6f, 0x72, 0x6b, 0x20, 0x53, 0x6f, 0x6c, 0x75, 0x74, 0x69,
0x6f, 0x6e, 0x73, 0x20, 0x4c, 0x2e, 0x4c, 0x2e, 0x43, 0x2e,
0x31, 0x30, 0x30, 0x2e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13,
0x27, 0x4e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x20, 0x53,
0x6f, 0x6c, 0x75, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x20, 0x43,
0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65,
0x20, 0x41, 0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x74, 0x79
};
const unsigned int network_solutions_ca_name_len =
base::size(network_solutions_ca_name);
// This CA is an intermediate CA, subordinate to UTN-USERFirst-Hardware.
const unsigned char network_solutions_ca_key_id[] = {
0x3c, 0x41, 0xe2, 0x8f, 0x08, 0x08, 0xa9, 0x4c, 0x25, 0x89,
0x8d, 0x6d, 0xc5, 0x38, 0xd0, 0xfc, 0x85, 0x8c, 0x62, 0x17
};
const unsigned int network_solutions_ca_key_id_len =
base::size(network_solutions_ca_key_id);
// This CA is a root CA. It is also cross-certified by
// UTN-USERFirst-Hardware.
const unsigned char network_solutions_ca_key_id2[] = {
0x21, 0x30, 0xc9, 0xfb, 0x00, 0xd7, 0x4e, 0x98, 0xda, 0x87,
0xaa, 0x2a, 0xd0, 0xa7, 0x2e, 0xb1, 0x40, 0x31, 0xa7, 0x4c
};
const unsigned int network_solutions_ca_key_id2_len =
base::size(network_solutions_ca_key_id2);
// An entry in our OCSP responder table. |issuer| and |issuer_key_id| are
// the key. |ocsp_url| is the value.
struct OCSPResponderTableEntry {
SECItem issuer;
SECItem issuer_key_id;
const char *ocsp_url;
};
const OCSPResponderTableEntry g_ocsp_responder_table[] = {
{
{
siBuffer,
const_cast<unsigned char*>(network_solutions_ca_name),
network_solutions_ca_name_len
},
{
siBuffer,
const_cast<unsigned char*>(network_solutions_ca_key_id),
network_solutions_ca_key_id_len
},
"http://ocsp.netsolssl.com"
},
{
{
siBuffer,
const_cast<unsigned char*>(network_solutions_ca_name),
network_solutions_ca_name_len
},
{
siBuffer,
const_cast<unsigned char*>(network_solutions_ca_key_id2),
network_solutions_ca_key_id2_len
},
"http://ocsp.netsolssl.com"
}
};
char* GetAlternateOCSPAIAInfo(CERTCertificate *cert) {
if (cert && !cert->isRoot && cert->authKeyID) {
for (const auto& responder : g_ocsp_responder_table) {
if (SECITEM_CompareItem(&responder.issuer, &cert->derIssuer) ==
SECEqual &&
SECITEM_CompareItem(&responder.issuer_key_id,
&cert->authKeyID->keyID) == SECEqual) {
return PORT_Strdup(responder.ocsp_url);
}
}
}
return NULL;
}
} // anonymous namespace
void EnsureNSSHttpIOInit() {
g_ocsp_nss_initialization.Get();
}
void SetURLRequestContextForNSSHttpIO(URLRequestContext* request_context) {
pthread_mutex_lock(&g_request_context_lock);
if (request_context) {
DCHECK(!g_request_context);
}
g_request_context = request_context;
pthread_mutex_unlock(&g_request_context_lock);
if (request_context) {
g_ocsp_io_loop.Get().StartUsing();
} else {
g_ocsp_io_loop.Get().Shutdown();
}
}
} // namespace net