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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et tw=80 : */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "VerifySSLServerCertParent.h"
#include "cert.h"
#include "nsNSSComponent.h"
#include "secerr.h"
#include "SharedCertVerifier.h"
#include "SSLServerCertVerification.h"
#include "nsNSSIOLayer.h"
#include "mozilla/ipc/BackgroundParent.h"
#include "mozilla/Unused.h"
extern mozilla::LazyLogModule gPIPNSSLog;
using mozilla::ipc::AssertIsOnBackgroundThread;
using mozilla::ipc::IsOnBackgroundThread;
using namespace mozilla::pkix;
namespace mozilla {
namespace psm {
VerifySSLServerCertParent::VerifySSLServerCertParent() {}
void VerifySSLServerCertParent::OnVerifiedSSLServerCert(
const nsTArray<ByteArray>& aBuiltCertChain,
uint16_t aCertificateTransparencyStatus, uint8_t aEVStatus, bool aSucceeded,
PRErrorCode aFinalError, uint32_t aCollectedErrors,
bool aIsBuiltCertChainRootBuiltInRoot) {
AssertIsOnBackgroundThread();
if (!CanSend()) {
return;
}
if (aSucceeded) {
Unused << SendOnVerifiedSSLServerCertSuccess(
aBuiltCertChain, aCertificateTransparencyStatus, aEVStatus,
aIsBuiltCertChainRootBuiltInRoot);
} else {
Unused << SendOnVerifiedSSLServerCertFailure(aFinalError, aCollectedErrors);
}
Unused << Send__delete__(this);
}
namespace {
class IPCServerCertVerificationResult final
: public BaseSSLServerCertVerificationResult {
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(IPCServerCertVerificationResult,
override)
IPCServerCertVerificationResult(nsIEventTarget* aTarget,
VerifySSLServerCertParent* aParent)
: mTarget(aTarget), mParent(aParent) {}
void Dispatch(nsNSSCertificate* aCert,
nsTArray<nsTArray<uint8_t>>&& aBuiltChain,
nsTArray<nsTArray<uint8_t>>&& aPeerCertChain,
uint16_t aCertificateTransparencyStatus, EVStatus aEVStatus,
bool aSucceeded, PRErrorCode aFinalError,
uint32_t aCollectedErrors,
bool aIsBuiltCertChainRootBuiltInRoot,
uint32_t aProviderFlags) override;
private:
~IPCServerCertVerificationResult() = default;
nsCOMPtr<nsIEventTarget> mTarget;
RefPtr<VerifySSLServerCertParent> mParent;
};
void IPCServerCertVerificationResult::Dispatch(
nsNSSCertificate* aCert, nsTArray<nsTArray<uint8_t>>&& aBuiltChain,
nsTArray<nsTArray<uint8_t>>&& aPeerCertChain,
uint16_t aCertificateTransparencyStatus, EVStatus aEVStatus,
bool aSucceeded, PRErrorCode aFinalError, uint32_t aCollectedErrors,
bool aIsBuiltCertChainRootBuiltInRoot, uint32_t aProviderFlags) {
nsTArray<ByteArray> builtCertChain;
if (aSucceeded) {
for (auto& cert : aBuiltChain) {
builtCertChain.AppendElement(ByteArray(cert));
}
}
nsresult nrv = mTarget->Dispatch(
NS_NewRunnableFunction(
"psm::VerifySSLServerCertParent::OnVerifiedSSLServerCert",
[parent(mParent), builtCertChain{std::move(builtCertChain)},
aCertificateTransparencyStatus, aEVStatus, aSucceeded, aFinalError,
aCollectedErrors, aIsBuiltCertChainRootBuiltInRoot,
aProviderFlags]() {
if (aSucceeded &&
!(aProviderFlags & nsISocketProvider::NO_PERMANENT_STORAGE)) {
nsTArray<nsTArray<uint8_t>> certBytesArray;
for (const auto& cert : builtCertChain) {
certBytesArray.AppendElement(cert.data().Clone());
}
// This dispatches an event that will run when the socket thread
// is idle.
SaveIntermediateCerts(certBytesArray);
}
parent->OnVerifiedSSLServerCert(
builtCertChain, aCertificateTransparencyStatus,
static_cast<uint8_t>(aEVStatus), aSucceeded, aFinalError,
aCollectedErrors, aIsBuiltCertChainRootBuiltInRoot);
}),
NS_DISPATCH_NORMAL);
MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(nrv));
Unused << nrv;
}
} // anonymous namespace
bool VerifySSLServerCertParent::Dispatch(
const ByteArray& aServerCert, nsTArray<ByteArray>&& aPeerCertChain,
const nsCString& aHostName, const int32_t& aPort,
const OriginAttributes& aOriginAttributes,
const Maybe<ByteArray>& aStapledOCSPResponse,
const Maybe<ByteArray>& aSctsFromTLSExtension,
const Maybe<DelegatedCredentialInfoArg>& aDcInfo,
const uint32_t& aProviderFlags, const uint32_t& aCertVerifierFlags) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug, ("VerifySSLServerCertParent::Dispatch"));
AssertIsOnBackgroundThread();
mBackgroundThread = NS_GetCurrentThread();
SECItem serverCertItem = {
siBuffer, const_cast<uint8_t*>(aServerCert.data().Elements()),
static_cast<unsigned int>(aServerCert.data().Length())};
UniqueCERTCertificate serverCert(CERT_NewTempCertificate(
CERT_GetDefaultCertDB(), &serverCertItem, nullptr, false, true));
if (!serverCert) {
MOZ_LOG(
gPIPNSSLog, LogLevel::Debug,
("VerifySSLServerCertParent::Dispatch - CERT_NewTempCertificate cert "
"failed."));
return false;
}
nsTArray<nsTArray<uint8_t>> peerCertBytes;
for (auto& certBytes : aPeerCertChain) {
nsTArray<uint8_t> bytes;
peerCertBytes.AppendElement(std::move(certBytes.data()));
}
Maybe<nsTArray<uint8_t>> stapledOCSPResponse;
if (aStapledOCSPResponse) {
stapledOCSPResponse.emplace(aStapledOCSPResponse->data().Clone());
}
Maybe<nsTArray<uint8_t>> sctsFromTLSExtension;
if (aSctsFromTLSExtension) {
sctsFromTLSExtension.emplace(aSctsFromTLSExtension->data().Clone());
}
Maybe<DelegatedCredentialInfo> dcInfo;
if (aDcInfo) {
dcInfo.emplace();
dcInfo->scheme = static_cast<SSLSignatureScheme>(aDcInfo->scheme());
dcInfo->authKeyBits = aDcInfo->authKeyBits();
}
RefPtr<IPCServerCertVerificationResult> resultTask =
new IPCServerCertVerificationResult(mBackgroundThread, this);
SECStatus status = SSLServerCertVerificationJob::Dispatch(
0, nullptr, serverCert, std::move(peerCertBytes), aHostName, aPort,
aOriginAttributes, stapledOCSPResponse, sctsFromTLSExtension, dcInfo,
aProviderFlags, Now(), PR_Now(), aCertVerifierFlags, resultTask);
if (status != SECWouldBlock) {
MOZ_LOG(gPIPNSSLog, LogLevel::Debug,
("VerifySSLServerCertParent::Dispatch - dispatch failed"));
return false;
}
return true;
}
void VerifySSLServerCertParent::ActorDestroy(ActorDestroyReason aWhy) {}
VerifySSLServerCertParent::~VerifySSLServerCertParent() = default;
} // namespace psm
} // namespace mozilla
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