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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 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/. */
#if defined(ENABLE_TESTS)
# include "mozilla/ipc/UtilityProcessTest.h"
# include "mozilla/ipc/UtilityProcessManager.h"
# include "mozilla/dom/Promise.h"
# include "mozilla/ProcInfo.h"
# include "mozilla/IntentionalCrash.h"
namespace mozilla::ipc {
static UtilityActorName UtilityActorNameFromString(
const nsACString& aStringName) {
using namespace mozilla::dom;
// We use WebIDLUtilityActorNames because UtilityActorNames is not designed
// for iteration.
for (size_t i = 0; i < WebIDLUtilityActorNameValues::Count; ++i) {
auto idlName = static_cast<UtilityActorName>(i);
const nsDependentCSubstring idlNameString(
WebIDLUtilityActorNameValues::GetString(idlName));
if (idlNameString.Equals(aStringName)) {
return idlName;
}
}
MOZ_CRASH("Unknown utility actor name");
}
// Find the utility process with the given actor or any utility process if
// the actor is UtilityActorName::EndGuard_.
static SandboxingKind FindUtilityProcessWithActor(UtilityActorName aActorName) {
RefPtr<UtilityProcessManager> utilityProc =
UtilityProcessManager::GetSingleton();
MOZ_ASSERT(utilityProc, "No UtilityprocessManager?");
for (size_t i = 0; i < SandboxingKind::COUNT; ++i) {
auto sbKind = static_cast<SandboxingKind>(i);
if (!utilityProc->Process(sbKind)) {
continue;
}
if (aActorName == UtilityActorName::EndGuard_) {
return sbKind;
}
for (auto actor : utilityProc->GetActors(sbKind)) {
if (actor == aActorName) {
return sbKind;
}
}
}
return SandboxingKind::COUNT;
}
NS_IMETHODIMP
UtilityProcessTest::StartProcess(const nsTArray<nsCString>& aActorsToRegister,
JSContext* aCx,
mozilla::dom::Promise** aOutPromise) {
NS_ENSURE_ARG(aOutPromise);
*aOutPromise = nullptr;
nsIGlobalObject* global = xpc::CurrentNativeGlobal(aCx);
if (NS_WARN_IF(!global)) {
return NS_ERROR_FAILURE;
}
ErrorResult erv;
RefPtr<dom::Promise> promise = dom::Promise::Create(global, erv);
if (NS_WARN_IF(erv.Failed())) {
return erv.StealNSResult();
}
RefPtr<UtilityProcessManager> utilityProc =
UtilityProcessManager::GetSingleton();
MOZ_ASSERT(utilityProc, "No UtilityprocessManager?");
auto actors = aActorsToRegister.Clone();
utilityProc->LaunchProcess(SandboxingKind::GENERIC_UTILITY)
->Then(
GetCurrentSerialEventTarget(), __func__,
[promise, utilityProc, actors = std::move(actors)] {
RefPtr<UtilityProcessParent> utilityParent =
utilityProc->GetProcessParent(SandboxingKind::GENERIC_UTILITY);
Maybe<int32_t> utilityPid =
utilityProc->ProcessPid(SandboxingKind::GENERIC_UTILITY);
for (size_t i = 0; i < actors.Length(); ++i) {
auto uan = UtilityActorNameFromString(actors[i]);
utilityProc->RegisterActor(utilityParent, uan);
}
if (utilityPid.isSome()) {
promise->MaybeResolve(*utilityPid);
} else {
promise->MaybeReject(NS_ERROR_NOT_AVAILABLE);
}
},
[promise](nsresult aError) {
MOZ_ASSERT_UNREACHABLE(
"UtilityProcessTest; failure to get Utility process");
promise->MaybeReject(aError);
});
promise.forget(aOutPromise);
return NS_OK;
}
NS_IMETHODIMP
UtilityProcessTest::NoteIntentionalCrash(uint32_t aPid) {
mozilla::NoteIntentionalCrash("utility", aPid);
return NS_OK;
}
NS_IMETHODIMP
UtilityProcessTest::StopProcess(const char* aActorName) {
using namespace mozilla::dom;
SandboxingKind sbKind;
if (aActorName) {
const nsDependentCString actorStringName(aActorName);
UtilityActorName actorName = UtilityActorNameFromString(actorStringName);
sbKind = FindUtilityProcessWithActor(actorName);
} else {
sbKind = FindUtilityProcessWithActor(UtilityActorName::EndGuard_);
}
if (sbKind == SandboxingKind::COUNT) {
MOZ_ASSERT_UNREACHABLE(
"Attempted to stop process for actor when no "
"such process exists");
return NS_ERROR_FAILURE;
}
RefPtr<UtilityProcessManager> utilityProc =
UtilityProcessManager::GetSingleton();
MOZ_ASSERT(utilityProc, "No UtilityprocessManager?");
utilityProc->CleanShutdown(sbKind);
Maybe<int32_t> utilityPid = utilityProc->ProcessPid(sbKind);
MOZ_RELEASE_ASSERT(utilityPid.isNothing(),
"Should not have a utility process PID anymore");
return NS_OK;
}
NS_IMETHODIMP
UtilityProcessTest::TestTelemetryProbes() {
RefPtr<UtilityProcessManager> utilityProc =
UtilityProcessManager::GetSingleton();
MOZ_ASSERT(utilityProc, "No UtilityprocessManager?");
for (RefPtr<UtilityProcessParent>& parent :
utilityProc->GetAllProcessesProcessParent()) {
Unused << parent->SendTestTelemetryProbes();
}
return NS_OK;
}
NS_IMPL_ISUPPORTS(UtilityProcessTest, nsIUtilityProcessTest)
} // namespace mozilla::ipc
#endif // defined(ENABLE_TESTS)
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