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1 //
2 // Copyright (C) 2016 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 "shill/shill_daemon.h"
18 
19 #include <sysexits.h>
20 
21 #include <base/bind.h>
22 
23 using base::Bind;
24 using base::Unretained;
25 
26 namespace shill {
27 
ShillDaemon(const base::Closure & startup_callback,const shill::DaemonTask::Settings & settings,Config * config)28 ShillDaemon::ShillDaemon(const base::Closure& startup_callback,
29                          const shill::DaemonTask::Settings& settings,
30                          Config* config)
31     : DaemonTask(settings, config), startup_callback_(startup_callback) {}
32 
~ShillDaemon()33 ShillDaemon::~ShillDaemon() {}
34 
OnInit()35 int ShillDaemon::OnInit() {
36   // Manager DBus interface will get registered as part of this init call.
37   int return_code = brillo::Daemon::OnInit();
38   if (return_code != EX_OK) {
39     return return_code;
40   }
41 
42   Init();
43 
44   // Signal that we've acquired all resources.
45   startup_callback_.Run();
46 
47   return EX_OK;
48 }
49 
OnShutdown(int * return_code)50 void ShillDaemon::OnShutdown(int* return_code) {
51   if (!DaemonTask::Quit(base::Bind(&DaemonTask::BreakTerminationLoop,
52                                    base::Unretained(this)))) {
53     // Run a message loop to allow shill to complete its termination
54     // procedures. This is different from the secondary loop in
55     // brillo::Daemon. This loop will run until we explicitly
56     // breakout of the loop, whereas the secondary loop in
57     // brillo::Daemon will run until no more tasks are posted on the
58     // loop.  This allows asynchronous D-Bus method calls to complete
59     // before exiting.
60     brillo::MessageLoop::current()->Run();
61   }
62 
63   brillo::Daemon::OnShutdown(return_code);
64 }
65 
66 }  // namespace shill
67