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
  25 #ifdef DEBUG
  26 //#define NOTSERVICE
  27 #endif
  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 1
 142 /* This code was moved to Drivemap.cpp*/
 143 /* Mount a drive into AFS if the user wants us to */
 144 /* DEE Could check first if we are run as SYSTEM */
 145 void CheckMountDrive()
 146 {
 147         char szAfsPath[_MAX_PATH];
 148         char szDriveToMapTo[5];
 149         DWORD dwResult;
 150         char szKeyName[256];
 151         HKEY hKey;
 152         DWORD dwIndex = 0;
 153         DWORD dwDriveSize;
 154         DWORD dwSubMountSize;
 155         char szSubMount[256];
 156         DWORD dwType;
 157
 158         sprintf(szKeyName, "%s\\GlobalAutoMapper", AFSConfigKeyName);
 159
 160         dwResult = RegOpenKeyEx(HKEY_LOCAL_MACHINE, szKeyName, 0, KEY_QUERY_VALUE, &hKey);
 161         if (dwResult != ERROR_SUCCESS)
 162                 return;
 163
 164         while (1) {
 165                 dwDriveSize = sizeof(szDriveToMapTo);
 166                 dwSubMountSize = sizeof(szSubMount);
 167                 dwResult = RegEnumValue(hKey, dwIndex++, szDriveToMapTo, &dwDriveSize, 0, &dwType, szSubMount, &dwSubMountSize);
 168                 if (dwResult != ERROR_MORE_DATA) {
 169                         if (dwResult != ERROR_SUCCESS) {
 170                                 if (dwResult != ERROR_NO_MORE_ITEMS)
 171                                         afsi_log("Failed to read GlobalAutoMapper values: %d\n", dwResult);
 172                                 break;
 173                         }
 174                 }
 175
 176 #if 0
 177                 sprintf(szAfsPath, "\\Device\\LanmanRedirector\\%s\\%s-AFS\\%s", szDriveToMapTo, cm_HostName, szSubMount);
 178
 179                 dwResult = DefineDosDevice(DDD_RAW_TARGET_PATH, szDriveToMapTo, szAfsPath);
 180 #else
 181                 {
 182                     NETRESOURCE nr;
 183                     memset (&nr, 0x00, sizeof(NETRESOURCE));
 184
 185                     sprintf(szAfsPath,"\\\\%s-AFS\\%s",cm_HostName,szSubMount);
 186
 187                     nr.dwScope = RESOURCE_GLOBALNET;
 188                     nr.dwType=RESOURCETYPE_DISK;
 189                     nr.lpLocalName=szDriveToMapTo;
 190                     nr.lpRemoteName=szAfsPath;
 191                     nr.dwDisplayType = RESOURCEDISPLAYTYPE_SHARE;
 192                     nr.dwUsage = RESOURCEUSAGE_CONNECTABLE;
 193
 194                     dwResult = WNetAddConnection2(&nr,NULL,NULL,FALSE);
 195                 }
 196 #endif
 197                 afsi_log("GlobalAutoMap of %s to %s %s", szDriveToMapTo, szSubMount, dwResult ? "succeeded" : "failed");
 198         }
 199
 200         RegCloseKey(hKey);
 201 }
 202 #endif
 203
 204 void afsd_Main()
 205 {
 206         long code;
 207         char *reason;
 208         int jmpret;
 209
 210         osi_InitPanic(afsd_notifier);
 211         osi_InitTraceOption();
 212
 213         GlobalStatus = 0;
 214
 215         WaitToTerminate = CreateEvent(NULL, TRUE, FALSE, NULL);
 216
 217 #ifndef NOTSERVICE
 218         StatusHandle = RegisterServiceCtrlHandler(AFS_DAEMON_SERVICE_NAME,
 219                         (LPHANDLER_FUNCTION) afsd_ServiceControlHandler);
 220
 221         ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
 222         ServiceStatus.dwServiceSpecificExitCode = 0;
 223         ServiceStatus.dwCurrentState = SERVICE_START_PENDING;
 224         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 225         ServiceStatus.dwCheckPoint = 1;
 226         ServiceStatus.dwWaitHint = 15000;
 227         ServiceStatus.dwControlsAccepted = 0;
 228         SetServiceStatus(StatusHandle, &ServiceStatus);
 229 #endif
 230 {
 231         HANDLE h; char *ptbuf[1];
 232         h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 233         ptbuf[0] = "AFS start pending";
 234         ReportEvent(h, EVENTLOG_INFORMATION_TYPE, 0, 0, NULL, 1, 0, ptbuf, NULL);
 235         DeregisterEventSource(h);
 236 }
 237
 238         afsi_start();
 239
 240         MainThreadId = GetCurrentThreadId();
 241         jmpret = setjmp(notifier_jmp);
 242
 243         if (jmpret == 0) {
 244                 code = afsd_InitCM(&reason);
 245                 if (code != 0)
 246                         osi_panic(reason, __FILE__, __LINE__);
 247
 248                 code = afsd_InitDaemons(&reason);
 249                 if (code != 0)
 250                         osi_panic(reason, __FILE__, __LINE__);
 251
 252                 code = afsd_InitSMB(&reason, DummyMessageBox);
 253                 if (code != 0)
 254                         osi_panic(reason, __FILE__, __LINE__);
 255
 256 #ifndef NOTSERVICE
 257                 ServiceStatus.dwCurrentState = SERVICE_RUNNING;
 258                 ServiceStatus.dwWin32ExitCode = NO_ERROR;
 259                 ServiceStatus.dwCheckPoint = 0;
 260                 ServiceStatus.dwWaitHint = 0;
 261                 ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 262                 SetServiceStatus(StatusHandle, &ServiceStatus);
 263 #endif
 264         {
 265                 HANDLE h; char *ptbuf[1];
 266                 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 267                 ptbuf[0] = "AFS running";
 268                 ReportEvent(h, EVENTLOG_INFORMATION_TYPE, 0, 0, NULL, 1, 0, ptbuf, NULL);
 269                 DeregisterEventSource(h);
 270         }
 271         }
 272
 273         /* Check if we should mount a drive into AFS */
 274         CheckMountDrive();
 275
 276         WaitForSingleObject(WaitToTerminate, INFINITE);
 277
 278 {
 279         HANDLE h; char *ptbuf[1];
 280         h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
 281         ptbuf[0] = "AFS quitting";
 282         ReportEvent(h,
 283                 GlobalStatus ? EVENTLOG_ERROR_TYPE : EVENTLOG_INFORMATION_TYPE,
 284                 0, 0, NULL, 1, 0, ptbuf, NULL);
 285         DeregisterEventSource(h);
 286 }
 287
 288         ServiceStatus.dwCurrentState = SERVICE_STOPPED;
 289         ServiceStatus.dwWin32ExitCode = NO_ERROR;
 290         ServiceStatus.dwCheckPoint = 0;
 291         ServiceStatus.dwWaitHint = 0;
 292         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
 293         SetServiceStatus(StatusHandle, &ServiceStatus);
 294 }
 295
 296 #ifdef NOTSERVICE
 297 void main()
 298 {
 299         afsd_Main();
 300         Sleep(1000);
 301         return ;
 302 }
 303 #else
 304 void main()
 305 {
 306         LONG status = ERROR_SUCCESS;
 307         SERVICE_TABLE_ENTRY dispatchTable[] = {
 308                 {AFS_DAEMON_SERVICE_NAME, (LPSERVICE_MAIN_FUNCTION) afsd_Main},
 309                 {NULL, NULL}
 310         };
 311
 312         if (!StartServiceCtrlDispatcher(dispatchTable))
 313                 status = GetLastError();
 314 }
 315 #endif