1 //
2 // Copyright (C) 2014 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16
17 #include "update_engine/update_manager/update_manager.h"
18 #include "update_engine/update_manager/state.h"
19
20 namespace chromeos_update_manager {
21
UpdateManager(base::TimeDelta evaluation_timeout,base::TimeDelta expiration_timeout,State * state)22 UpdateManager::UpdateManager(base::TimeDelta evaluation_timeout,
23 base::TimeDelta expiration_timeout,
24 State* state)
25 : policy_(GetSystemPolicy()),
26 state_(state),
27 evaluation_timeout_(evaluation_timeout),
28 expiration_timeout_(expiration_timeout),
29 weak_ptr_factory_(this) {}
30
~UpdateManager()31 UpdateManager::~UpdateManager() {
32 // Remove pending main loop events associated with any of the outstanding
33 // evaluation contexts. This will prevent dangling pending events, causing
34 // these contexts to be destructed once the repo itself is destructed.
35 for (auto& ec : ec_repo_)
36 ec->RemoveObserversAndTimeout();
37 }
38
AsyncPolicyRequestUpdateCheckAllowed(base::Callback<void (EvalStatus,const UpdateCheckParams & result)> callback,EvalStatus (Policy::* policy_method)(EvaluationContext *,State *,std::string *,UpdateCheckParams *)const)39 void UpdateManager::AsyncPolicyRequestUpdateCheckAllowed(
40 base::Callback<void(EvalStatus, const UpdateCheckParams& result)> callback,
41 EvalStatus (Policy::*policy_method)(
42 EvaluationContext*, State*, std::string*, UpdateCheckParams*) const) {
43 AsyncPolicyRequest(callback, policy_method);
44 }
45
UnregisterEvalContext(EvaluationContext * ec)46 void UpdateManager::UnregisterEvalContext(EvaluationContext* ec) {
47 // Since |ec_repo_|'s compare function is based on the value of the raw
48 // pointer |ec|, we can just create a |shared_ptr| here and pass it along to
49 // be erased.
50 if (!ec_repo_.erase(
51 std::shared_ptr<EvaluationContext>(ec, [](EvaluationContext*) {}))) {
52 LOG(ERROR) << "Unregistering an unknown evaluation context, this is a bug.";
53 }
54 }
55
56 } // namespace chromeos_update_manager
57