1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <signal.h>
6
7 #include "base/at_exit.h"
8 #include "base/bind.h"
9 #include "base/command_line.h"
10 #include "base/logging.h"
11 #include "base/message_loop/message_loop.h"
12 #include "base/run_loop.h"
13 #include "base/threading/platform_thread.h"
14 #include "base/time/time.h"
15 #include "cloud_print/gcp20/prototype/printer.h"
16
17 namespace {
18
19 const char kHelpMessage[] =
20 "usage: gcp20_device [switches] [options]\n"
21 "\n"
22 "switches:\n"
23 " --disable-confirmation disables confirmation of registration\n"
24 " --disable-method-check disables HTTP method checking (POST, GET)\n"
25 " --disable-x-token disables checking of X-Privet-Token "
26 "HTTP header\n"
27 " -h, --help prints this message\n"
28 " --no-announcement disables DNS announcements\n"
29 " --extended-response responds to PTR with additional records\n"
30 " --simulate-printing-errors simulates some errors for local printing\n"
31 " --unicast-respond DNS responses will be sent in unicast "
32 "instead of multicast\n"
33 "\n"
34 "options:\n"
35 " --domain-name=<name> sets, should ends with '.local'\n"
36 " --http-port=<value> sets port for HTTP server\n"
37 " --service-name=<name> sets DNS service name\n"
38 " --state-path=<path> sets path to file with registration state\n"
39 " --ttl=<value> sets TTL for DNS announcements\n"
40 "\n"
41 "WARNING: mDNS probing is not implemented\n";
42
PrintHelp()43 void PrintHelp() {
44 printf("%s", kHelpMessage);
45 }
46
StartPrinter(Printer * printer)47 void StartPrinter(Printer* printer) {
48 bool success = printer->Start();
49 DCHECK(success);
50 }
51
52 base::RunLoop* g_runner = NULL;
53 Printer* g_printer = NULL;
54 base::MessageLoop* g_message_loop;
55
StopLoop()56 void StopLoop() {
57 // Always do after printer.Stop() to make sure XMPP will
58 // be disabled fully before |Quit| will be called
59 // (XMPP disables itself via MessageLoop call).
60 g_message_loop->PostTask(FROM_HERE, g_runner->QuitClosure());
61 g_message_loop = NULL;
62 g_runner = NULL;
63 }
64
OnAbort(int val)65 void OnAbort(int val) {
66 if (g_printer) {
67 g_message_loop->PostTask(
68 FROM_HERE,
69 base::Bind(&Printer::Stop, base::Unretained(g_printer)));
70 g_message_loop->PostTask(FROM_HERE, base::Bind(&StopLoop));
71 g_printer = NULL;
72 }
73 }
74
75 } // namespace
76
main(int argc,char * argv[])77 int main(int argc, char* argv[]) {
78 base::AtExitManager at_exit;
79 Printer printer;
80 CommandLine::Init(argc, argv);
81
82 logging::LoggingSettings settings;
83 settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
84 logging::InitLogging(settings);
85
86 if (CommandLine::ForCurrentProcess()->HasSwitch("h") ||
87 CommandLine::ForCurrentProcess()->HasSwitch("help")) {
88 PrintHelp();
89 return 0;
90 }
91
92 signal(SIGINT, OnAbort); // Handle Ctrl+C signal.
93
94 base::MessageLoopForIO loop;
95 g_message_loop = &loop;
96 g_message_loop->PostTask(FROM_HERE, base::Bind(&StartPrinter, &printer));
97 base::RunLoop runner;
98 g_printer = &printer;
99 g_runner = &runner;
100 runner.Run();
101
102 return 0;
103 }
104
105