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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
|
/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <ndb_global.h>
#include "Emulator.hpp"
#include <FastScheduler.hpp>
#include <SignalLoggerManager.hpp>
#include <TransporterRegistry.hpp>
#include <TimeQueue.hpp>
#include "Configuration.hpp"
#include "WatchDog.hpp"
#include "ThreadConfig.hpp"
#include "SimBlockList.hpp"
#include <NodeState.hpp>
#include <NdbMem.h>
#include <NdbOut.hpp>
#include <NdbMutex.h>
#include <NdbSleep.h>
#include <new>
#include <signal.h> // For process signals
extern "C" {
extern void (* ndb_new_handler)();
}
/**
* Declare the global variables
*/
#ifndef NO_EMULATED_JAM
Uint8 theEmulatedJam[EMULATED_JAM_SIZE * 4];
Uint32 theEmulatedJamIndex = 0;
Uint32 theEmulatedJamBlockNumber = 0;
#endif
GlobalData globalData;
TimeQueue globalTimeQueue;
FastScheduler globalScheduler;
TransporterRegistry globalTransporterRegistry;
#ifdef VM_TRACE
SignalLoggerManager globalSignalLoggers;
#endif
EmulatorData globalEmulatorData;
NdbMutex * theShutdownMutex = 0;
EmulatorData::EmulatorData(){
theConfiguration = 0;
theWatchDog = 0;
theThreadConfig = 0;
theSimBlockList = 0;
theShutdownMutex = 0;
}
void
ndb_new_handler_impl(){
ERROR_SET(fatal, ERR_MEMALLOC, "New handler", "");
}
void
EmulatorData::create(){
NdbMem_Create();
theConfiguration = new Configuration();
theWatchDog = new WatchDog();
theThreadConfig = new ThreadConfig();
theSimBlockList = new SimBlockList();
theShutdownMutex = NdbMutex_Create();
ndb_new_handler = ndb_new_handler_impl;
}
void
EmulatorData::destroy(){
if(theConfiguration)
delete theConfiguration; theConfiguration = 0;
if(theWatchDog)
delete theWatchDog; theWatchDog = 0;
if(theThreadConfig)
delete theThreadConfig; theThreadConfig = 0;
if(theSimBlockList)
delete theSimBlockList; theSimBlockList = 0;
NdbMem_Destroy();
}
void
NdbShutdown(NdbShutdownType type,
NdbRestartType restartType){
if(type == NST_ErrorInsert){
type = NST_Restart;
restartType = (NdbRestartType)
globalEmulatorData.theConfiguration->getRestartOnErrorInsert();
if(restartType == NRT_Default){
type = NST_ErrorHandler;
globalEmulatorData.theConfiguration->stopOnError(true);
}
}
if(NdbMutex_Trylock(theShutdownMutex) == 0){
globalData.theRestartFlag = perform_stop;
bool restart = false;
#if ! ( defined NDB_OSE || defined NDB_SOFTOSE)
if((type != NST_Normal &&
globalEmulatorData.theConfiguration->stopOnError() == false) ||
type == NST_Restart) {
restart = true;
}
#endif
const char * shutting = "shutting down";
if(restart){
shutting = "restarting";
}
switch(type){
case NST_Normal:
ndbout << "Shutdown initiated" << endl;
break;
case NST_Watchdog:
ndbout << "Watchdog " << shutting << " system" << endl;
break;
case NST_ErrorHandler:
ndbout << "Error handler " << shutting << " system" << endl;
break;
case NST_Restart:
ndbout << "Restarting system" << endl;
break;
default:
ndbout << "Error handler " << shutting << " system"
<< " (unknown type: " << type << ")" << endl;
type = NST_ErrorHandler;
break;
}
const char * exitAbort = 0;
#if defined VM_TRACE && ( ! ( defined NDB_OSE || defined NDB_SOFTOSE) )
exitAbort = "aborting";
#else
exitAbort = "exiting";
#endif
if(type == NST_Watchdog){
/**
* Very serious, don't attempt to free, just die!!
*/
ndbout << "Watchdog shutdown completed - " << exitAbort << endl;
#if defined VM_TRACE && ( ! ( defined NDB_OSE || defined NDB_SOFTOSE) )
signal(6, SIG_DFL);
abort();
#else
exit(-1);
#endif
}
globalEmulatorData.theWatchDog->doStop();
#ifdef VM_TRACE
FILE * outputStream = globalSignalLoggers.setOutputStream(0);
if(outputStream != 0)
fclose(outputStream);
#endif
globalTransporterRegistry.stopSending();
globalTransporterRegistry.stopReceiving();
globalTransporterRegistry.removeAll();
#ifdef VM_TRACE
#define UNLOAD (type != NST_ErrorHandler && type != NST_Watchdog)
#else
#define UNLOAD true
#endif
if(UNLOAD){
globalEmulatorData.theSimBlockList->unload();
globalEmulatorData.destroy();
}
if(type != NST_Normal && type != NST_Restart){
ndbout << "Error handler shutdown completed - " << exitAbort << endl;
#if defined VM_TRACE && ( ! ( defined NDB_OSE || defined NDB_SOFTOSE) )
signal(6, SIG_DFL);
abort();
#else
exit(-1);
#endif
}
/**
* This is a normal restart, depend on angel
*/
if(type == NST_Restart){
exit(restartType);
}
ndbout << "Shutdown completed - exiting" << endl;
} else {
/**
* Shutdown is already in progress
*/
/**
* If this is the watchdog, kill system the hard way
*/
if (type== NST_Watchdog){
ndbout << "Watchdog is killing system the hard way" << endl;
#if defined VM_TRACE && ( ! ( defined NDB_OSE || defined NDB_SOFTOSE) )
signal(6, SIG_DFL);
abort();
#else
exit(-1);
#endif
}
while(true)
NdbSleep_MilliSleep(10);
}
}
|
