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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "CookieCommons.h"
#include "mozilla/net/CookieService.h"
#include "mozilla/net/CookieServiceParent.h"
#include "mozilla/net/NeckoParent.h"
#include "mozilla/ipc/URIUtils.h"
#include "mozilla/StoragePrincipalHelper.h"
#include "mozIThirdPartyUtil.h"
#include "nsArrayUtils.h"
#include "nsIChannel.h"
#include "nsNetCID.h"
using namespace mozilla::ipc;
namespace mozilla {
namespace net {
CookieServiceParent::CookieServiceParent() {
// Instantiate the cookieservice via the service manager, so it sticks around
// until shutdown.
nsCOMPtr<nsICookieService> cs = do_GetService(NS_COOKIESERVICE_CONTRACTID);
// Get the CookieService instance directly, so we can call internal methods.
mCookieService = CookieService::GetSingleton();
NS_ASSERTION(mCookieService, "couldn't get nsICookieService");
mProcessingCookie = false;
}
void CookieServiceParent::RemoveBatchDeletedCookies(nsIArray* aCookieList) {
uint32_t len = 0;
aCookieList->GetLength(&len);
OriginAttributes attrs;
CookieStruct cookieStruct;
nsTArray<CookieStruct> cookieStructList;
nsTArray<OriginAttributes> attrsList;
for (uint32_t i = 0; i < len; i++) {
nsCOMPtr<nsICookie> xpcCookie = do_QueryElementAt(aCookieList, i);
auto cookie = static_cast<Cookie*>(xpcCookie.get());
attrs = cookie->OriginAttributesRef();
cookieStruct = cookie->ToIPC();
if (cookie->IsHttpOnly()) {
// Child only needs to exist if an HttpOnly cookie exists, not its value
cookieStruct.value() = "";
}
cookieStructList.AppendElement(cookieStruct);
attrsList.AppendElement(attrs);
}
Unused << SendRemoveBatchDeletedCookies(cookieStructList, attrsList);
}
void CookieServiceParent::RemoveAll() { Unused << SendRemoveAll(); }
void CookieServiceParent::RemoveCookie(nsICookie* aCookie) {
auto cookie = static_cast<Cookie*>(aCookie);
const OriginAttributes& attrs = cookie->OriginAttributesRef();
CookieStruct cookieStruct = cookie->ToIPC();
if (cookie->IsHttpOnly()) {
cookieStruct.value() = "";
}
Unused << SendRemoveCookie(cookieStruct, attrs);
}
void CookieServiceParent::AddCookie(nsICookie* aCookie) {
auto cookie = static_cast<Cookie*>(aCookie);
const OriginAttributes& attrs = cookie->OriginAttributesRef();
CookieStruct cookieStruct = cookie->ToIPC();
if (cookie->IsHttpOnly()) {
cookieStruct.value() = "";
}
Unused << SendAddCookie(cookieStruct, attrs);
}
void CookieServiceParent::TrackCookieLoad(nsIChannel* aChannel) {
nsCOMPtr<nsIURI> uri;
aChannel->GetURI(getter_AddRefs(uri));
nsCOMPtr<nsILoadInfo> loadInfo = aChannel->LoadInfo();
OriginAttributes attrs = loadInfo->GetOriginAttributes();
bool isSafeTopLevelNav = CookieCommons::IsSafeTopLevelNav(aChannel);
bool aIsSameSiteForeign = CookieCommons::IsSameSiteForeign(aChannel, uri);
StoragePrincipalHelper::PrepareEffectiveStoragePrincipalOriginAttributes(
aChannel, attrs);
// Send matching cookies to Child.
nsCOMPtr<mozIThirdPartyUtil> thirdPartyUtil;
thirdPartyUtil = do_GetService(THIRDPARTYUTIL_CONTRACTID);
uint32_t rejectedReason = 0;
ThirdPartyAnalysisResult result = thirdPartyUtil->AnalyzeChannel(
aChannel, false, nullptr, nullptr, &rejectedReason);
nsTArray<Cookie*> foundCookieList;
mCookieService->GetCookiesForURI(
uri, aChannel, result.contains(ThirdPartyAnalysis::IsForeign),
result.contains(ThirdPartyAnalysis::IsThirdPartyTrackingResource),
result.contains(ThirdPartyAnalysis::IsThirdPartySocialTrackingResource),
result.contains(ThirdPartyAnalysis::IsStorageAccessPermissionGranted),
rejectedReason, isSafeTopLevelNav, aIsSameSiteForeign, false, attrs,
foundCookieList);
nsTArray<CookieStruct> matchingCookiesList;
SerialializeCookieList(foundCookieList, matchingCookiesList);
Unused << SendTrackCookiesLoad(matchingCookiesList, attrs);
}
// static
void CookieServiceParent::SerialializeCookieList(
const nsTArray<Cookie*>& aFoundCookieList,
nsTArray<CookieStruct>& aCookiesList) {
for (uint32_t i = 0; i < aFoundCookieList.Length(); i++) {
Cookie* cookie = aFoundCookieList.ElementAt(i);
CookieStruct* cookieStruct = aCookiesList.AppendElement();
*cookieStruct = cookie->ToIPC();
if (cookie->IsHttpOnly()) {
// Value only needs to exist if an HttpOnly cookie exists.
cookieStruct->value() = "";
}
}
}
IPCResult CookieServiceParent::RecvPrepareCookieList(
nsIURI* aHost, const bool& aIsForeign,
const bool& aIsThirdPartyTrackingResource,
const bool& aIsThirdPartySocialTrackingResource,
const bool& aStorageAccessPermissionGranted,
const uint32_t& aRejectedReason, const bool& aIsSafeTopLevelNav,
const bool& aIsSameSiteForeign, const OriginAttributes& aAttrs) {
// Send matching cookies to Child.
if (!aHost) {
return IPC_FAIL(this, "aHost must not be null");
}
nsTArray<Cookie*> foundCookieList;
// Note: passing nullptr as aChannel to GetCookiesForURI() here is fine since
// this argument is only used for proper reporting of cookie loads, but the
// child process already does the necessary reporting in this case for us.
mCookieService->GetCookiesForURI(
aHost, nullptr, aIsForeign, aIsThirdPartyTrackingResource,
aIsThirdPartySocialTrackingResource, aStorageAccessPermissionGranted,
aRejectedReason, aIsSafeTopLevelNav, aIsSameSiteForeign, false, aAttrs,
foundCookieList);
nsTArray<CookieStruct> matchingCookiesList;
SerialializeCookieList(foundCookieList, matchingCookiesList);
Unused << SendTrackCookiesLoad(matchingCookiesList, aAttrs);
return IPC_OK();
}
void CookieServiceParent::ActorDestroy(ActorDestroyReason aWhy) {
// Nothing needed here. Called right before destructor since this is a
// non-refcounted class.
}
IPCResult CookieServiceParent::RecvSetCookies(
const nsCString& aBaseDomain, const OriginAttributes& aOriginAttributes,
nsIURI* aHost, bool aFromHttp, const nsTArray<CookieStruct>& aCookies) {
if (!mCookieService) {
return IPC_OK();
}
// Deserialize URI. Having a host URI is mandatory and should always be
// provided by the child; thus we consider failure fatal.
if (!aHost) {
return IPC_FAIL(this, "aHost must not be null");
}
// We set this to true while processing this cookie update, to make sure
// we don't send it back to the same content process.
mProcessingCookie = true;
bool ok = mCookieService->SetCookiesFromIPC(aBaseDomain, aOriginAttributes,
aHost, aFromHttp, aCookies);
mProcessingCookie = false;
return ok ? IPC_OK() : IPC_FAIL(this, "Invalid cookie received.");
}
} // namespace net
} // namespace mozilla
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