#include <afs/param.h>
#include <afs/stds.h>
-#ifndef DJGPP
#include <windows.h>
#include <winsock2.h>
#include <iphlpapi.h>
-#else
-#include <netdb.h>
-#endif /* !DJGPP */
#include <stdlib.h>
#include <malloc.h>
#include <string.h>
/* in seconds */
long cm_daemonCheckDownInterval = 180;
-long cm_daemonCheckUpInterval = 600;
+long cm_daemonCheckUpInterval = 240;
long cm_daemonCheckVolInterval = 3600;
long cm_daemonCheckCBInterval = 60;
+long cm_daemonCheckVolCBInterval = 0;
long cm_daemonCheckLockInterval = 60;
long cm_daemonTokenCheckInterval = 180;
+long cm_daemonCheckOfflineVolInterval = 600;
+long cm_daemonPerformanceTuningInterval = 0;
osi_rwlock_t cm_daemonLock;
cm_bkgRequest_t *cm_bkgListp; /* first elt in the list of requests */
cm_bkgRequest_t *cm_bkgListEndp; /* last elt in the list of requests */
-static int daemon_ShutdownFlag = 0;
+int daemon_ShutdownFlag = 0;
+static int cm_nDaemons = 0;
+static time_t lastIPAddrChange = 0;
+
+static EVENT_HANDLE cm_Daemon_ShutdownEvent = NULL;
+static EVENT_HANDLE cm_IPAddrDaemon_ShutdownEvent = NULL;
+static EVENT_HANDLE cm_BkgDaemon_ShutdownEvent[CM_MAX_DAEMONS] =
+ {NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL};
-#ifndef DJGPP
void cm_IpAddrDaemon(long parm)
{
extern void smb_CheckVCs(void);
+ char * name = "cm_IPAddrDaemon_ShutdownEvent";
+
+ cm_IPAddrDaemon_ShutdownEvent = thrd_CreateEvent(NULL, FALSE, FALSE, name);
+ if ( GetLastError() == ERROR_ALREADY_EXISTS )
+ afsi_log("Event Object Already Exists: %s", name);
rx_StartClientThread();
while (daemon_ShutdownFlag == 0) {
- DWORD Result = NotifyAddrChange(NULL,NULL);
- if (Result == NO_ERROR && daemon_ShutdownFlag == 0) {
- osi_Log0(afsd_logp, "cm_IpAddrDaemon CheckDownServers");
- Sleep(2500);
- cm_ForceNewConnectionsAllServers();
- cm_CheckServers(CM_FLAG_CHECKUPSERVERS | CM_FLAG_CHECKDOWNSERVERS, NULL);
- smb_CheckVCs();
+ DWORD Result;
+
+ thrd_SetEvent(cm_IPAddrDaemon_ShutdownEvent);
+ Result = NotifyAddrChange(NULL,NULL);
+ if (Result == NO_ERROR && daemon_ShutdownFlag == 0) {
+ lastIPAddrChange = osi_Time();
+ smb_SetLanAdapterChangeDetected();
+ cm_SetLanAdapterChangeDetected();
+ thrd_ResetEvent(cm_IPAddrDaemon_ShutdownEvent);
}
}
+
+ thrd_SetEvent(cm_IPAddrDaemon_ShutdownEvent);
}
-#endif
-void cm_BkgDaemon(long parm)
+void cm_BkgDaemon(void * parm)
{
cm_bkgRequest_t *rp;
+ afs_int32 code;
+ char name[32] = "";
+ long daemonID = (long)parm;
+
+ snprintf(name, sizeof(name), "cm_BkgDaemon_ShutdownEvent%d", daemonID);
+
+ cm_BkgDaemon_ShutdownEvent[daemonID] = thrd_CreateEvent(NULL, FALSE, FALSE, name);
+ if ( GetLastError() == ERROR_ALREADY_EXISTS )
+ afsi_log("Event Object Already Exists: %s", name);
rx_StartClientThread();
}
/* we found a request */
- rp = cm_bkgListEndp;
- cm_bkgListEndp = (cm_bkgRequest_t *) osi_QPrev(&rp->q);
- osi_QRemove((osi_queue_t **) &cm_bkgListp, &rp->q);
- osi_assert(cm_bkgQueueCount-- > 0);
+ for (rp = cm_bkgListEndp; rp; rp = (cm_bkgRequest_t *) osi_QPrev(&rp->q))
+ {
+ if (cm_ServerAvailable(&rp->scp->fid, rp->userp) &&
+ !(rp->scp->flags & CM_SCACHEFLAG_DATASTORING))
+ break;
+ }
+ if (rp == NULL) {
+ /* we couldn't find a request that we could process at the current time */
+ lock_ReleaseWrite(&cm_daemonLock);
+ Sleep(1000);
+ lock_ObtainWrite(&cm_daemonLock);
+ continue;
+ }
+
+ osi_QRemoveHT((osi_queue_t **) &cm_bkgListp, (osi_queue_t **) &cm_bkgListEndp, &rp->q);
+ osi_assertx(cm_bkgQueueCount-- > 0, "cm_bkgQueueCount 0");
lock_ReleaseWrite(&cm_daemonLock);
- (*rp->procp)(rp->scp, rp->p1, rp->p2, rp->p3, rp->p4, rp->userp);
-
- cm_ReleaseUser(rp->userp);
- cm_ReleaseSCache(rp->scp);
- free(rp);
+ osi_Log1(afsd_logp,"cm_BkgDaemon processing request 0x%p", rp);
- lock_ObtainWrite(&cm_daemonLock);
+#ifdef DEBUG_REFCOUNT
+ osi_Log2(afsd_logp,"cm_BkgDaemon (before) scp 0x%x ref %d",rp->scp, rp->scp->refCount);
+#endif
+ code = (*rp->procp)(rp->scp, rp->p1, rp->p2, rp->p3, rp->p4, rp->userp);
+#ifdef DEBUG_REFCOUNT
+ osi_Log2(afsd_logp,"cm_BkgDaemon (after) scp 0x%x ref %d",rp->scp, rp->scp->refCount);
+#endif
+
+ /*
+ * Keep the following list synchronized with the
+ * error code list in cm_BkgStore.
+ * cm_SyncOpDone(CM_SCACHESYNC_ASYNCSTORE) will be called there unless
+ * one of these errors has occurred.
+ */
+ switch ( code ) {
+ case CM_ERROR_TIMEDOUT: /* or server restarting */
+ case CM_ERROR_RETRY:
+ case CM_ERROR_WOULDBLOCK:
+ case CM_ERROR_ALLBUSY:
+ case CM_ERROR_ALLDOWN:
+ case CM_ERROR_ALLOFFLINE:
+ case CM_ERROR_PARTIALWRITE:
+ osi_Log2(afsd_logp,"cm_BkgDaemon re-queueing failed request 0x%p code 0x%x",
+ rp, code);
+ lock_ObtainWrite(&cm_daemonLock);
+ cm_bkgQueueCount++;
+ osi_QAddT((osi_queue_t **) &cm_bkgListp, (osi_queue_t **)&cm_bkgListEndp, &rp->q);
+ break;
+ case 0: /* success */
+ default: /* other error */
+ if (code == 0)
+ osi_Log1(afsd_logp,"cm_BkgDaemon SUCCESS: request 0x%p", rp);
+ else
+ osi_Log2(afsd_logp,"cm_BkgDaemon FAILED: request dropped 0x%p code 0x%x",
+ rp, code);
+ cm_ReleaseUser(rp->userp);
+ cm_ReleaseSCache(rp->scp);
+ free(rp);
+ lock_ObtainWrite(&cm_daemonLock);
+ }
}
lock_ReleaseWrite(&cm_daemonLock);
+
+ thrd_SetEvent(cm_BkgDaemon_ShutdownEvent[daemonID]);
}
-void cm_QueueBKGRequest(cm_scache_t *scp, cm_bkgProc_t *procp, long p1, long p2, long p3, long p4,
+void cm_QueueBKGRequest(cm_scache_t *scp, cm_bkgProc_t *procp, afs_uint32 p1, afs_uint32 p2, afs_uint32 p3, afs_uint32 p4,
cm_user_t *userp)
{
cm_bkgRequest_t *rp;
if (!scm) return FALSE;
/* Open Windows Firewall service */
- svc = OpenService(scm, "SharedAccess", SERVICE_QUERY_CONFIG);
+ svc = OpenService(scm, "MpsSvc", SERVICE_QUERY_CONFIG);
+ if (!svc) {
+ afsi_log("MpsSvc Service could not be opened for query: 0x%x", GetLastError());
+ svc = OpenService(scm, "SharedAccess", SERVICE_QUERY_CONFIG);
+ if (!svc)
+ afsi_log("SharedAccess Service could not be opened for query: 0x%x", GetLastError());
+ }
if (!svc)
goto close_scm;
/* Query Windows Firewall service config, this time for real */
flag = QueryServiceConfig(svc, pConfig, BufSize, &BufSize);
- if (!flag)
+ if (!flag) {
+ afsi_log("QueryServiceConfig failed: 0x%x", GetLastError());
goto free_pConfig;
+ }
/* Is it autostart? */
+ afsi_log("AutoStart 0x%x", pConfig->dwStartType);
if (pConfig->dwStartType < SERVICE_DEMAND_START)
result = TRUE;
return;
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "DownServerCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonCheckDownInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
- if (code == ERROR_SUCCESS)
+ if (code == ERROR_SUCCESS && dummy)
cm_daemonCheckDownInterval = dummy;
-
+ afsi_log("daemonCheckDownInterval is %d", cm_daemonCheckDownInterval);
+
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "UpServerCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonCheckUpInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
- if (code == ERROR_SUCCESS)
+ if (code == ERROR_SUCCESS && dummy)
cm_daemonCheckUpInterval = dummy;
-
+ afsi_log("daemonCheckUpInterval is %d", cm_daemonCheckUpInterval);
+
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "VolumeCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonCheckVolInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
- if (code == ERROR_SUCCESS)
+ if (code == ERROR_SUCCESS && dummy)
cm_daemonCheckVolInterval = dummy;
-
+ afsi_log("daemonCheckVolInterval is %d", cm_daemonCheckVolInterval);
+
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "CallbackCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonCheckCBInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
- if (code == ERROR_SUCCESS)
+ if (code == ERROR_SUCCESS && dummy)
cm_daemonCheckCBInterval = dummy;
-
+ afsi_log("daemonCheckCBInterval is %d", cm_daemonCheckCBInterval);
+
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "LockCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonCheckVolCBInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
- if (code == ERROR_SUCCESS)
+ if (code == ERROR_SUCCESS && dummy)
+ cm_daemonCheckVolCBInterval = dummy;
+ afsi_log("daemonCheckVolCBInterval is %d", cm_daemonCheckVolCBInterval);
+
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey, "daemonCheckLockInterval", NULL, NULL,
+ (BYTE *) &dummy, &dummyLen);
+ if (code == ERROR_SUCCESS && dummy)
cm_daemonCheckLockInterval = dummy;
+ afsi_log("daemonCheckLockInterval is %d", cm_daemonCheckLockInterval);
+
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey, "daemonCheckTokenInterval", NULL, NULL,
+ (BYTE *) &dummy, &dummyLen);
+ if (code == ERROR_SUCCESS && dummy)
+ cm_daemonTokenCheckInterval = dummy;
+ afsi_log("daemonCheckTokenInterval is %d", cm_daemonTokenCheckInterval);
+
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey, "daemonCheckOfflineVolInterval", NULL, NULL,
+ (BYTE *) &dummy, &dummyLen);
+ if (code == ERROR_SUCCESS && dummy)
+ cm_daemonCheckOfflineVolInterval = dummy;
+ afsi_log("daemonCheckOfflineVolInterval is %d", cm_daemonCheckOfflineVolInterval);
dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, "TokenCheckInterval", NULL, NULL,
+ code = RegQueryValueEx(parmKey, "daemonPerformanceTuningInterval", NULL, NULL,
(BYTE *) &dummy, &dummyLen);
if (code == ERROR_SUCCESS)
- cm_daemonTokenCheckInterval = dummy;
+ cm_daemonPerformanceTuningInterval = dummy;
+ afsi_log("daemonPerformanceTuningInterval is %d", cm_daemonPerformanceTuningInterval);
RegCloseKey(parmKey);
+
+ if (cm_daemonPerformanceTuningInterval)
+ cm_PerformanceTuningInit();
}
/* periodic check daemon */
time_t lastLockCheck;
time_t lastVolCheck;
time_t lastCBExpirationCheck;
+ time_t lastVolCBRenewalCheck;
time_t lastDownServerCheck;
time_t lastUpServerCheck;
time_t lastTokenCacheCheck;
+ time_t lastBusyVolCheck;
+ time_t lastPerformanceCheck;
char thostName[200];
unsigned long code;
struct hostent *thp;
HMODULE hHookDll;
+ char * name = "cm_Daemon_ShutdownEvent";
int configureFirewall = IsWindowsFirewallPresent();
+ int bAddrChangeCheck = 0;
+
+ cm_Daemon_ShutdownEvent = thrd_CreateEvent(NULL, FALSE, FALSE, name);
+ if ( GetLastError() == ERROR_ALREADY_EXISTS )
+ afsi_log("Event Object Already Exists: %s", name);
+
+ if (!configureFirewall) {
+ afsi_log("No Windows Firewall detected");
+ }
/* ping all file servers, up or down, with unauthenticated connection,
* to find out whether we have all our callbacks from the server still.
now = osi_Time();
lastVolCheck = now - cm_daemonCheckVolInterval/2 + (rand() % cm_daemonCheckVolInterval);
lastCBExpirationCheck = now - cm_daemonCheckCBInterval/2 + (rand() % cm_daemonCheckCBInterval);
+ if (cm_daemonCheckVolCBInterval)
+ lastVolCBRenewalCheck = now - cm_daemonCheckVolCBInterval/2 + (rand() % cm_daemonCheckVolCBInterval);
lastLockCheck = now - cm_daemonCheckLockInterval/2 + (rand() % cm_daemonCheckLockInterval);
lastDownServerCheck = now - cm_daemonCheckDownInterval/2 + (rand() % cm_daemonCheckDownInterval);
lastUpServerCheck = now - cm_daemonCheckUpInterval/2 + (rand() % cm_daemonCheckUpInterval);
lastTokenCacheCheck = now - cm_daemonTokenCheckInterval/2 + (rand() % cm_daemonTokenCheckInterval);
+ lastBusyVolCheck = now - cm_daemonCheckOfflineVolInterval/2 * (rand() % cm_daemonCheckOfflineVolInterval);
+ if (cm_daemonPerformanceTuningInterval)
+ lastPerformanceCheck = now - cm_daemonPerformanceTuningInterval/2 * (rand() % cm_daemonPerformanceTuningInterval);
while (daemon_ShutdownFlag == 0) {
- if (configureFirewall) {
+ /* check to see if the listener threads halted due to network
+ * disconnect or other issues. If so, attempt to restart them.
+ */
+ smb_RestartListeners(0);
+
+ if (daemon_ShutdownFlag == 1)
+ break;
+
+ if (configureFirewall) {
/* Open Microsoft Firewall to allow in port 7001 */
switch (icf_CheckAndAddAFSPorts(AFS_PORTSET_CLIENT)) {
case 0:
default:
afsi_log("Unknown Windows Firewall Configuration error");
}
- }
+ }
/* find out what time it is */
now = osi_Time();
+
+ /* Determine whether an address change took place that we need to respond to */
+ if (bAddrChangeCheck)
+ bAddrChangeCheck = 0;
+
+ if (lastIPAddrChange != 0 && lastIPAddrChange + 2500 < now) {
+ bAddrChangeCheck = 1;
+ lastIPAddrChange = 0;
+ }
/* check down servers */
- if (now > lastDownServerCheck + cm_daemonCheckDownInterval) {
+ if ((bAddrChangeCheck || now > lastDownServerCheck + cm_daemonCheckDownInterval) &&
+ daemon_ShutdownFlag == 0) {
lastDownServerCheck = now;
osi_Log0(afsd_logp, "cm_Daemon CheckDownServers");
cm_CheckServers(CM_FLAG_CHECKDOWNSERVERS, NULL);
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
+ if (bAddrChangeCheck)
+ cm_ForceNewConnectionsAllServers();
+
/* check up servers */
- if (now > lastUpServerCheck + cm_daemonCheckUpInterval) {
+ if ((bAddrChangeCheck || now > lastUpServerCheck + cm_daemonCheckUpInterval) &&
+ daemon_ShutdownFlag == 0) {
lastUpServerCheck = now;
osi_Log0(afsd_logp, "cm_Daemon CheckUpServers");
cm_CheckServers(CM_FLAG_CHECKUPSERVERS, NULL);
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
- if (now > lastVolCheck + cm_daemonCheckVolInterval) {
+ if (bAddrChangeCheck) {
+ smb_CheckVCs();
+ cm_VolStatus_Network_Addr_Change();
+ }
+
+ if (now > lastVolCheck + cm_daemonCheckVolInterval &&
+ daemon_ShutdownFlag == 0) {
lastVolCheck = now;
- cm_CheckVolumes();
+ cm_RefreshVolumes();
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
- if (now > lastCBExpirationCheck + cm_daemonCheckCBInterval) {
+ if (cm_daemonCheckVolCBInterval &&
+ now > lastVolCBRenewalCheck + cm_daemonCheckVolCBInterval &&
+ daemon_ShutdownFlag == 0) {
+ lastVolCBRenewalCheck = now;
+ cm_VolumeRenewROCallbacks();
+ if (daemon_ShutdownFlag == 1)
+ break;
+ now = osi_Time();
+ }
+
+ if ((bAddrChangeCheck || now > lastBusyVolCheck + cm_daemonCheckOfflineVolInterval) &&
+ daemon_ShutdownFlag == 0) {
+ lastVolCheck = now;
+ cm_CheckOfflineVolumes();
+ if (daemon_ShutdownFlag == 1)
+ break;
+ now = osi_Time();
+ }
+
+ if (now > lastCBExpirationCheck + cm_daemonCheckCBInterval &&
+ daemon_ShutdownFlag == 0) {
lastCBExpirationCheck = now;
cm_CheckCBExpiration();
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
- if (now > lastLockCheck + cm_daemonCheckLockInterval) {
+ if (now > lastLockCheck + cm_daemonCheckLockInterval &&
+ daemon_ShutdownFlag == 0) {
lastLockCheck = now;
cm_CheckLocks();
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
- if (now > lastTokenCacheCheck + cm_daemonTokenCheckInterval) {
+ if (now > lastTokenCacheCheck + cm_daemonTokenCheckInterval &&
+ daemon_ShutdownFlag == 0) {
lastTokenCacheCheck = now;
cm_CheckTokenCache(now);
+ if (daemon_ShutdownFlag == 1)
+ break;
now = osi_Time();
}
/* allow an exit to be called prior to stopping the service */
- hHookDll = LoadLibrary(AFSD_HOOK_DLL);
+ hHookDll = cm_LoadAfsdHookLib();
if (hHookDll)
{
BOOL hookRc = TRUE;
}
}
- thrd_Sleep(30 * 1000); /* sleep 30 seconds */
- if (daemon_ShutdownFlag == 1)
- return;
+ if (daemon_ShutdownFlag == 1) {
+ break;
+ }
+
+ if (cm_daemonPerformanceTuningInterval &&
+ now > lastPerformanceCheck + cm_daemonPerformanceTuningInterval &&
+ daemon_ShutdownFlag == 0) {
+ lastPerformanceCheck = now;
+ cm_PerformanceTuningCheck();
+ if (daemon_ShutdownFlag == 1)
+ break;
+ now = osi_Time();
+ }
+
+ thrd_Sleep(10000); /* sleep 10 seconds */
}
+ thrd_SetEvent(cm_Daemon_ShutdownEvent);
}
void cm_DaemonShutdown(void)
{
+ int i;
+ DWORD code;
+
daemon_ShutdownFlag = 1;
+ osi_Wakeup((LONG_PTR) &cm_bkgListp);
+
+ /* wait for shutdown */
+ if (cm_Daemon_ShutdownEvent)
+ code = thrd_WaitForSingleObject_Event(cm_Daemon_ShutdownEvent, INFINITE);
+
+ for ( i=0; i<cm_nDaemons; i++) {
+ if (cm_BkgDaemon_ShutdownEvent[i])
+ code = thrd_WaitForSingleObject_Event(cm_BkgDaemon_ShutdownEvent[i], INFINITE);
+ }
+
+ if (cm_IPAddrDaemon_ShutdownEvent)
+ code = thrd_WaitForSingleObject_Event(cm_IPAddrDaemon_ShutdownEvent, INFINITE);
}
void cm_InitDaemon(int nDaemons)
long pid;
thread_t phandle;
int i;
-
+
+ cm_nDaemons = (nDaemons > CM_MAX_DAEMONS) ? CM_MAX_DAEMONS : nDaemons;
+
if (osi_Once(&once)) {
- lock_InitializeRWLock(&cm_daemonLock, "cm_daemonLock");
+ lock_InitializeRWLock(&cm_daemonLock, "cm_daemonLock",
+ LOCK_HIERARCHY_DAEMON_GLOBAL);
osi_EndOnce(&once);
-#ifndef DJGPP
/* creating IP Address Change monitor daemon */
phandle = thrd_Create((SecurityAttrib) 0, 0,
(ThreadFunc) cm_IpAddrDaemon, 0, 0, &pid, "cm_IpAddrDaemon");
- osi_assert(phandle != NULL);
+ osi_assertx(phandle != NULL, "cm_IpAddrDaemon thread creation failure");
thrd_CloseHandle(phandle);
-#endif /* DJGPP */
/* creating pinging daemon */
phandle = thrd_Create((SecurityAttrib) 0, 0,
(ThreadFunc) cm_Daemon, 0, 0, &pid, "cm_Daemon");
- osi_assert(phandle != NULL);
+ osi_assertx(phandle != NULL, "cm_Daemon thread creation failure");
thrd_CloseHandle(phandle);
- for(i=0; i < nDaemons; i++) {
+ for(i=0; i < cm_nDaemons; i++) {
phandle = thrd_Create((SecurityAttrib) 0, 0,
- (ThreadFunc) cm_BkgDaemon, 0, 0, &pid,
+ (ThreadFunc) cm_BkgDaemon, (LPVOID)i, 0, &pid,
"cm_BkgDaemon");
- osi_assert(phandle != NULL);
+ osi_assertx(phandle != NULL, "cm_BkgDaemon thread creation failure");
thrd_CloseHandle(phandle);
}
}