1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
// $Id$
#include "ace/ARGV.h"
#include "ace/OS.h"
#include "ace/Reactor.h"
#include "ace/Signal.h"
#include "ace/Service_Config.h"
#include "ace/Log_Msg.h"
static volatile bool bShutdown = false;
static void shutdown(int)
{
ACE_DEBUG ((LM_INFO, ACE_TEXT ("Shutdown requested\n")));
bShutdown = true;
}
int
ACE_TMAIN(int argc, ACE_TCHAR ** argv)
{
int result = 0;
#if !defined (ACE_LACKS_FORK)
ACE_Sig_Action sigUSR2((ACE_SignalHandler) shutdown, SIGUSR2);
ACE_DEBUG ((LM_INFO, ACE_TEXT ("SIGUSR2 shutdown handler installed\n")));
ACE_UNUSED_ARG(sigUSR2);
pid_t pid = -1;
pid = ACE_OS::fork();
if (pid == 0) // child
{
ACE_DEBUG ((LM_INFO, ACE_TEXT ("child waiting\n")));
ACE_OS::sleep(5);
ACE_DEBUG ((LM_INFO, ACE_TEXT ("signaling parent\n")));
result = ACE_OS::kill(ACE_OS::getppid(), SIGUSR2);
ACE_DEBUG ((LM_INFO, ACE_TEXT ("signaled parent\n")));
return 0;
}
else if (pid > 0) // parent
{
ACE_DEBUG ((LM_INFO, ACE_TEXT ("parent using ACE_Service_Config\n")));
ACE_Service_Config serviceConfig;
char signum[64];
ACE_OS::sprintf(signum, "%d", SIGUSR1);
ACE_ARGV args;
args.add(argv[0]);
args.add("-s");
args.add(signum);
result = serviceConfig.open (
args.argc(),
args.argv(),
ACE_DEFAULT_LOGGER_KEY,
1, // ignore_static_svcs = 1,
1, // ignore_default_svc_conf_file = 0,
0 // ignore_debug_flag = 0
);
if(0 != result)
{
ACE_ERROR ((LM_ERROR, ACE_TEXT ("Error: serviceConfig.open failed\n")));
return result;
}
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.open done\n")));
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.process_file ...\n")));
#if (ACE_USES_CLASSIC_SVC_CONF == 1)
result = serviceConfig.process_file("Bug_3251.conf");
#else
result = serviceConfig.process_file("Bug_3251.conf.xml");
#endif
if(0 != result)
{
ACE_ERROR ((LM_ERROR, ACE_TEXT ("Error: serviceConfig.process_file failed\n")));
return result;
}
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.process_file done\n")));
ACE_DEBUG ((LM_INFO, ACE_TEXT ("run_event_loop ...\n")));
while(!bShutdown)
{
ACE_OS::last_error(0);
result = ACE_Reactor::run_event_loop();
// reenter loop on EINTR
if(0 != result && EINTR == ACE_OS::last_error())
{
if(bShutdown)
break;
}
else if(0 != result)
{
ACE_DEBUG ((
LM_INFO,
ACE_TEXT ("run_event_loop failed (%s, %d)\n"),
ACE_OS::strerror(ACE_OS::last_error()),
ACE_OS::last_error()
));
}
}
ACE_DEBUG ((LM_INFO, ACE_TEXT ("run_event_loop done\n")));
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.fini_svcs ...\n")));
result = serviceConfig.fini_svcs();
if(0 != result)
{
ACE_ERROR ((LM_ERROR, ACE_TEXT ("Error: serviceConfig.fini_svcs failed\n")));
return result;
}
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.fini_svcs done\n")));
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.close ...\n")));
result = serviceConfig.close();
if(0 != result)
{
ACE_ERROR ((LM_ERROR, ACE_TEXT ("Error: serviceConfig.close failed\n")));
return result;
}
ACE_DEBUG ((LM_INFO, ACE_TEXT ("serviceConfig.close done\n")));
return result;
} /* end of if */
else // fork failed
{
ACE_ERROR ((LM_ERROR, ACE_TEXT ("fork failed\n")));
return 1;
} /* end of else */
#else
ACE_UNUSED_ARG (argc);
ACE_UNUSED_ARG (argv);
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Fork not available\n")));
#endif
return result;
}
|
