src/WINNT/afsd/afsd_service.c

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 #include <afs/param.h>
  11 #include <afs/stds.h>
  12
  13 #include <windows.h>
  14 #include <string.h>
  15 #include <setjmp.h>
  16 #include "afsd.h"
  17 #include "afsd_init.h"
  18 #include <stdio.h>
  19 #include <stdlib.h>
  20 #include <winsock2.h>
  21 #include <winnt/osi_malloc.h>
  22
  23 #include <osi.h>
  24 \r
  25 #ifdef DEBUG\r
  26 //#define NOTSERVICE\r
  27 #endif\r
  28
  29 extern void afsi_log(char *pattern, ...);
  30
  31 extern char AFSConfigKeyName[];
  32
  33 HANDLE WaitToTerminate;
  34
  35 int GlobalStatus;
  36
  37 unsigned int MainThreadId;
  38 jmp_buf notifier_jmp;
  39
  40 extern int traceOnPanic;
  41
  42 /*
  43  * Notifier function for use by osi_panic
  44  */
  45 static void afsd_notifier(char *msgp, char *filep, long line)
  46 {
  47         char tbuffer[100];
  48         char *ptbuf[1];
  49         HANDLE h;
  50
  51         if (filep)
  52                 sprintf(tbuffer, "Error at file %s, line %d: %s",
  53                         filep, line, msgp);
  54         else
  55                 sprintf(tbuffer, "Error at unknown location: %s", msgp);
  56
  57         h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
  58         ptbuf[0] = tbuffer;
  59         ReportEvent(h, EVENTLOG_ERROR_TYPE, 0, line, NULL, 1, 0, ptbuf, NULL);
  60         DeregisterEventSource(h);
  61
  62         GlobalStatus = line;
  63
  64         osi_LogEnable(afsd_logp);
  65
  66         afsd_ForceTrace(TRUE);
  67
  68         if (traceOnPanic) {
  69                 _asm int 3h;
  70         }
  71
  72         SetEvent(WaitToTerminate);
  73
  74         if (GetCurrentThreadId() == MainThreadId)
  75                 longjmp(notifier_jmp, 1);
  76         else
  77                 ExitThread(1);
  78 }
  79
  80 /*
  81  * For use miscellaneously in smb.c; need to do better
  82  */
  83 static int DummyMessageBox(HWND h, LPCTSTR l1, LPCTSTR l2, UINT ui)
  84 {
  85         return 0;
  86 }
  87
  88 static SERVICE_STATUS           ServiceStatus;
  89 static SERVICE_STATUS_HANDLE    StatusHandle;
  90
  91 void afsd_ServiceControlHandler(DWORD ctrlCode)
  92 {
  93         HKEY parmKey;
  94         DWORD dummyLen, doTrace;
  95         long code;
  96
  97         switch (ctrlCode) {
  98                 case SERVICE_CONTROL_STOP:
  99                         /* Shutdown RPC */
 100                         RpcMgmtStopServerListening(NULL);
 101
 102                         /* Force trace if requested */
 103                         code = RegOpenKeyEx(HKEY_LOCAL_MACHINE,
 104                                             AFSConfigKeyName,
 105                                             0, KEY_QUERY_VALUE, &parmKey);
 106                         if (code != ERROR_SUCCESS)
 107                                 goto doneTrace;
 108
 109                         dummyLen = sizeof(doTrace);
 110                         code = RegQueryValueEx(parmKey, "TraceOnShutdown",
 111                                                 NULL, NULL,
 112                                                 (BYTE *) &doTrace, &dummyLen);
 113                         RegCloseKey (parmKey);
 114                         if (code != ERROR_SUCCESS)
 115                                 doTrace = 0;
 116                         if (doTrace)
 117                                 afsd_ForceTrace(FALSE);
 118
 119 doneTrace:
 120                         ServiceStatus.dwCurrentState = SERVICE_STOP_PENDING;
 121                         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 122                         ServiceStatus.dwCheckPoint = 1;
 123                         ServiceStatus.dwWaitHint = 10000;
 124                         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 125                         SetServiceStatus(StatusHandle, &ServiceStatus);
 126                         SetEvent(WaitToTerminate);
 127                         break;
 128                 case SERVICE_CONTROL_INTERROGATE:
 129                         ServiceStatus.dwCurrentState = SERVICE_RUNNING;
 130                         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 131                         ServiceStatus.dwCheckPoint = 0;
 132                         ServiceStatus.dwWaitHint = 0;
 133                         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 134                         SetServiceStatus(StatusHandle, &ServiceStatus);
 135                         break;
 136                 /* XXX handle system shutdown */
 137                 /* XXX handle pause & continue */
 138         }
 139 }
 140
 141 #if 0
 142 /* This code was moved to Drivemap.cpp*/
 143 /* Mount a drive into AFS if the user wants us to */
 144 void CheckMountDrive()
 145 {
 146         char szAfsPath[_MAX_PATH];
 147         char szDriveToMapTo[5];
 148         DWORD dwResult;
 149         char szKeyName[256];
 150         HKEY hKey;
 151         DWORD dwIndex = 0;
 152         DWORD dwDriveSize;
 153         DWORD dwSubMountSize;
 154         char szSubMount[256];
 155         DWORD dwType;
 156
 157         sprintf(szKeyName, "%s\\GlobalAutoMapper", AFSConfigKeyName);
 158
 159         dwResult = RegOpenKeyEx(HKEY_LOCAL_MACHINE, szKeyName, 0, KEY_QUERY_VALUE, &hKey);
 160         if (dwResult != ERROR_SUCCESS)
 161                 return;
 162
 163         while (1) {
 164                 dwDriveSize = sizeof(szDriveToMapTo);
 165                 dwSubMountSize = sizeof(szSubMount);
 166                 dwResult = RegEnumValue(hKey, dwIndex++, szDriveToMapTo, &dwDriveSize, 0, &dwType, szSubMount, &dwSubMountSize);
 167                 if (dwResult != ERROR_MORE_DATA) {
 168                         if (dwResult != ERROR_SUCCESS) {
 169                                 if (dwResult != ERROR_NO_MORE_ITEMS)
 170                                         afsi_log("Failed to read GlobalAutoMapper values: %d\n", dwResult);
 171                                 break;
 172                         }
 173                 }
 174
 175                 sprintf(szAfsPath, "\\Device\\LanmanRedirector\\%s\\%s-AFS\\%s", szDriveToMapTo, cm_HostName, szSubMount);
 176
 177                 dwResult = DefineDosDevice(DDD_RAW_TARGET_PATH, szDriveToMapTo, szAfsPath);
 178                 afsi_log("GlobalAutoMap of %s to %s %s", szDriveToMapTo, szSubMount, dwResult ? "succeeded" : "failed");
 179         }
 180
 181         RegCloseKey(hKey);
 182 }
 183 #endif
 184
 185 void afsd_Main()
 186 {
 187         long code;
 188         char *reason;
 189         int jmpret;
 190
 191         osi_InitPanic(afsd_notifier);
 192         osi_InitTraceOption();
 193
 194         GlobalStatus = 0;
 195
 196         WaitToTerminate = CreateEvent(NULL, TRUE, FALSE, NULL);
 197
 198 #ifndef NOTSERVICE\r
 199         StatusHandle = RegisterServiceCtrlHandler(AFS_DAEMON_SERVICE_NAME,
 200                         (LPHANDLER_FUNCTION) afsd_ServiceControlHandler);
 201
 202         ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
 203         ServiceStatus.dwServiceSpecificExitCode = 0;
 204         ServiceStatus.dwCurrentState = SERVICE_START_PENDING;
 205         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 206         ServiceStatus.dwCheckPoint = 1;
 207         ServiceStatus.dwWaitHint = 15000;
 208         ServiceStatus.dwControlsAccepted = 0;
 209         SetServiceStatus(StatusHandle, &ServiceStatus);
 210 #endif
 211 {
 212         HANDLE h; char *ptbuf[1];
 213         h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 214         ptbuf[0] = "AFS start pending";
 215         ReportEvent(h, EVENTLOG_INFORMATION_TYPE, 0, 0, NULL, 1, 0, ptbuf, NULL);
 216         DeregisterEventSource(h);
 217 }
 218
 219         afsi_start();
 220
 221         MainThreadId = GetCurrentThreadId();
 222         jmpret = setjmp(notifier_jmp);
 223
 224         if (jmpret == 0) {
 225                 code = afsd_InitCM(&reason);
 226                 if (code != 0)
 227                         osi_panic(reason, __FILE__, __LINE__);
 228
 229                 code = afsd_InitDaemons(&reason);
 230                 if (code != 0)
 231                         osi_panic(reason, __FILE__, __LINE__);
 232
 233                 code = afsd_InitSMB(&reason, DummyMessageBox);
 234                 if (code != 0)
 235                         osi_panic(reason, __FILE__, __LINE__);
 236
 237 #ifndef NOTSERVICE
 238                 ServiceStatus.dwCurrentState = SERVICE_RUNNING;
 239                 ServiceStatus.dwWin32ExitCode = NO_ERROR;
 240                 ServiceStatus.dwCheckPoint = 0;
 241                 ServiceStatus.dwWaitHint = 0;
 242                 ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 243                 SetServiceStatus(StatusHandle, &ServiceStatus);
 244 #endif
 245         {
 246                 HANDLE h; char *ptbuf[1];
 247                 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 248                 ptbuf[0] = "AFS running";
 249                 ReportEvent(h, EVENTLOG_INFORMATION_TYPE, 0, 0, NULL, 1, 0, ptbuf, NULL);
 250                 DeregisterEventSource(h);
 251         }
 252         }
 253
 254         /* Check if we should mount a drive into AFS */
 255 /*        CheckMountDrive();*/
 256
 257         WaitForSingleObject(WaitToTerminate, INFINITE);
 258
 259 {
 260         HANDLE h; char *ptbuf[1];
 261         h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 262         ptbuf[0] = "AFS quitting";
 263         ReportEvent(h,
 264                 GlobalStatus ? EVENTLOG_ERROR_TYPE : EVENTLOG_INFORMATION_TYPE,
 265                 0, 0, NULL, 1, 0, ptbuf, NULL);
 266         DeregisterEventSource(h);
 267 }
 268
 269         ServiceStatus.dwCurrentState = SERVICE_STOPPED;
 270         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 271         ServiceStatus.dwCheckPoint = 0;
 272         ServiceStatus.dwWaitHint = 0;
 273         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 274         SetServiceStatus(StatusHandle, &ServiceStatus);
 275 }
 276
 277 #ifdef NOTSERVICE
 278 void main()
 279 {
 280         afsd_Main();
 281         Sleep(1000);
 282         return ;
 283 }
 284 #else
 285 void main()
 286 {
 287         LONG status = ERROR_SUCCESS;
 288         SERVICE_TABLE_ENTRY dispatchTable[] = {
 289                 {AFS_DAEMON_SERVICE_NAME, (LPSERVICE_MAIN_FUNCTION) afsd_Main},
 290                 {NULL, NULL}
 291         };
 292
 293         if (!StartServiceCtrlDispatcher(dispatchTable))
 294                 status = GetLastError();
 295 }
 296 #endif