unsigned short ConnDeadtimeout = CM_CONN_CONNDEADTIME;
unsigned short HardDeadtimeout = CM_CONN_HARDDEADTIME;
unsigned short IdleDeadtimeout = CM_CONN_IDLEDEADTIME;
+unsigned short NatPingInterval = CM_CONN_NATPINGINTERVAL;
#define LANMAN_WKS_PARAM_KEY "SYSTEM\\CurrentControlSet\\Services\\lanmanworkstation\\parameters"
#define LANMAN_WKS_SESSION_TIMEOUT "SessTimeout"
+#define LANMAN_WKS_EXT_SESSION_TIMEOUT "ExtendedSessTimeout"
afs_uint32 cryptall = 0;
afs_uint32 cm_anonvldb = 0;
0, KEY_QUERY_VALUE, &parmKey);
if (code == ERROR_SUCCESS)
{
- dummyLen = sizeof(DWORD);
- code = RegQueryValueEx(parmKey, LANMAN_WKS_SESSION_TIMEOUT, NULL, NULL,
- (BYTE *) &dwValue, &dummyLen);
- if (code == ERROR_SUCCESS)
- RDRtimeout = dwValue;
+ BOOL extTimeouts = msftSMBRedirectorSupportsExtendedTimeouts();
+
+ if (extTimeouts) {
+ /*
+ * The default value is 1000 seconds. However, this default
+ * will not apply to "\\AFS" unless "AFS" is listed in
+ * ServersWithExtendedSessTimeout which we will add when we
+ * create the ExtendedSessTimeout value in smb_Init()
+ */
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey,
+ LANMAN_WKS_EXT_SESSION_TIMEOUT,
+ NULL, NULL,
+ (BYTE *) &dwValue, &dummyLen);
+ if (code == ERROR_SUCCESS) {
+ RDRtimeout = dwValue;
+ afsi_log("lanmanworkstation : ExtSessTimeout %u", RDRtimeout);
+ }
+ }
+ if (!extTimeouts || code != ERROR_SUCCESS) {
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey,
+ LANMAN_WKS_SESSION_TIMEOUT,
+ NULL, NULL,
+ (BYTE *) &dwValue, &dummyLen);
+ if (code == ERROR_SUCCESS) {
+ RDRtimeout = dwValue;
+ afsi_log("lanmanworkstation : SessTimeout %u", RDRtimeout);
+ }
+ }
RegCloseKey(parmKey);
}
IdleDeadtimeout = (unsigned short)dwValue;
afsi_log("IdleDeadTimeout is %d", IdleDeadtimeout);
}
+ dummyLen = sizeof(DWORD);
+ code = RegQueryValueEx(parmKey, "NatPingInterval", NULL, NULL,
+ (BYTE *) &dwValue, &dummyLen);
+ if (code == ERROR_SUCCESS) {
+ NatPingInterval = (unsigned short)dwValue;
+ }
+ afsi_log("NatPingInterval is %d", NatPingInterval);
RegCloseKey(parmKey);
}
- afsi_log("lanmanworkstation : SessTimeout %u", RDRtimeout);
+ /*
+ * If these values were not set via cpp macro or obtained
+ * from the registry, we use a value that is derived from
+ * the smb redirector session timeout (RDRtimeout).
+ *
+ * The UNIX cache manager uses 120 seconds for the hard dead
+ * timeout and 50 seconds for the connection and idle timeouts.
+ *
+ * We base our values on those while making sure we leave
+ * enough time for overhead.
+ */
if (ConnDeadtimeout == 0) {
- ConnDeadtimeout = (unsigned short) (RDRtimeout / 2);
+ ConnDeadtimeout = (unsigned short) ((RDRtimeout / 2) < 50 ? (RDRtimeout / 2) : 50);
afsi_log("ConnDeadTimeout is %d", ConnDeadtimeout);
}
if (HardDeadtimeout == 0) {
- HardDeadtimeout = (unsigned short) RDRtimeout;
+ HardDeadtimeout = (unsigned short) (RDRtimeout > 125 ? 120 : (RDRtimeout - 5));
afsi_log("HardDeadTimeout is %d", HardDeadtimeout);
}
- if (ConnDeadtimeout == 0) {
- IdleDeadtimeout = (unsigned short) RDRtimeout;
+ if (IdleDeadtimeout == 0) {
+ IdleDeadtimeout = (unsigned short) ConnDeadtimeout;
afsi_log("IdleDeadTimeout is %d", IdleDeadtimeout);
}
osi_EndOnce(&once);
void cm_InitReq(cm_req_t *reqp)
{
- memset((char *)reqp, 0, sizeof(cm_req_t));
+ memset(reqp, 0, sizeof(cm_req_t));
reqp->startTime = GetTickCount();
}
if (code)
return code;
- *serversppp = cm_GetVolServers(volp, fidp->volume);
+ *serversppp = cm_GetVolServers(volp, fidp->volume, userp, reqp);
lock_ObtainRead(&cm_volumeLock);
cm_PutVolume(volp);
lock_ReleaseRead(&cm_volumeLock);
- return 0;
+ return (*serversppp ? 0 : CM_ERROR_NOSUCHVOLUME);
}
/*
long code;
char addr[16]="unknown";
int forcing_new = 0;
+ int location_updated = 0;
+ char *format;
+ DWORD msgID;
osi_Log2(afsd_logp, "cm_Analyze connp 0x%p, code 0x%x",
connp, errorCode);
/* if timeout - check that it did not exceed the HardDead timeout
* and retry */
- /* timeleft - get if from reqp the same way as cmXonnByMServers does */
+ /* timeleft - get it from reqp the same way as cm_ConnByMServers does */
timeUsed = (GetTickCount() - reqp->startTime) / 1000;
-
- /* leave 5 seconds margin for sleep */
- if (reqp->flags & CM_REQ_NORETRY)
- timeLeft = 0;
- else
- timeLeft = HardDeadtimeout - timeUsed;
+ timeLeft = HardDeadtimeout - timeUsed;
/* get a pointer to the cell */
if (errorCode) {
if (cellp == NULL && serversp) {
struct cm_serverRef * refp;
for ( refp=serversp ; cellp == NULL && refp != NULL; refp=refp->next) {
+ if (refp->status == srv_deleted)
+ continue;
if ( refp->server )
cellp = refp->server->cellp;
}
*/
else if (errorCode == CM_ERROR_NOSUCHVOLUME) {
osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_NOSUCHVOLUME.");
- if (timeLeft > 7) {
- thrd_Sleep(5000);
-
- retry = 1;
-
- if (fidp != NULL) /* Not a VLDB call */
- cm_ForceUpdateVolume(fidp, userp, reqp);
- }
+ /*
+ * The VNOVOL or VL_NOENT error has already been translated
+ * to CM_ERROR_NOSUCHVOLUME. There is nothing for us to do.
+ */
}
else if (errorCode == CM_ERROR_ALLDOWN) {
- osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLDOWN.");
/* Servers marked DOWN will be restored by the background daemon
* thread as they become available. The volume status is
* updated as the server state changes.
*/
+ if (fidp) {
+ osi_Log2(afsd_logp, "cm_Analyze passed CM_ERROR_DOWN (FS cell %s vol 0x%x)",
+ cellp->name, fidp->volume);
+ msgID = MSG_ALL_SERVERS_DOWN;
+ format = "All servers are unreachable when accessing cell %s volume %d.";
+ LogEvent(EVENTLOG_WARNING_TYPE, msgID, cellp->name, fidp->volume);
+ } else {
+ osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLDOWN (VL Server)");
+ }
}
else if (errorCode == CM_ERROR_ALLOFFLINE) {
- osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLOFFLINE.");
/* Volume instances marked offline will be restored by the
* background daemon thread as they become available
*/
if (fidp) {
+ osi_Log2(afsd_logp, "cm_Analyze passed CM_ERROR_ALLOFFLINE (FS cell %s vol 0x%x)",
+ cellp->name, fidp->volume);
+ msgID = MSG_ALL_SERVERS_OFFLINE;
+ format = "All servers are offline when accessing cell %s volume %d.";
+ LogEvent(EVENTLOG_WARNING_TYPE, msgID, cellp->name, fidp->volume);
+
code = cm_FindVolumeByID(cellp, fidp->volume, userp, reqp,
CM_GETVOL_FLAG_NO_LRU_UPDATE,
&volp);
lock_ReleaseRead(&cm_volumeLock);
volp = NULL;
}
- }
+ } else {
+ osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLOFFLINE (VL Server)");
+ }
}
else if (errorCode == CM_ERROR_ALLBUSY) {
/* Volumes that are busy cannot be determined to be non-busy
* without actually attempting to access them.
*/
- osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLBUSY.");
-
if (fidp) { /* File Server query */
+ osi_Log2(afsd_logp, "cm_Analyze passed CM_ERROR_ALLBUSY (FS cell %s vol 0x%x)",
+ cellp->name, fidp->volume);
+ msgID = MSG_ALL_SERVERS_BUSY;
+ format = "All servers are busy when accessing cell %s volume %d.";
+ LogEvent(EVENTLOG_WARNING_TYPE, msgID, cellp->name, fidp->volume);
+
code = cm_FindVolumeByID(cellp, fidp->volume, userp, reqp,
CM_GETVOL_FLAG_NO_LRU_UPDATE,
&volp);
}
lock_ObtainWrite(&cm_serverLock);
for (tsrp = serversp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
if (tsrp->status == srv_busy) {
tsrp->status = srv_not_busy;
}
}
lock_ReleaseWrite(&cm_serverLock);
if (free_svr_list) {
- cm_FreeServerList(&serversp, 0);
- *serverspp = serversp;
+ cm_FreeServerList(serverspp, 0);
+ serversp = NULL;
+ free_svr_list = 0;
}
cm_UpdateVolumeStatus(volp, fidp->volume);
volp = NULL;
}
} else { /* VL Server query */
+ osi_Log0(afsd_logp, "cm_Analyze passed CM_ERROR_ALLBUSY (VL Server).");
+
if (timeLeft > 7) {
thrd_Sleep(5000);
if (serversp) {
lock_ObtainWrite(&cm_serverLock);
for (tsrp = serversp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
if (tsrp->status == srv_busy) {
tsrp->status = srv_not_busy;
}
free_svr_list = 1;
}
}
+
+ switch ( errorCode ) {
+ case VBUSY:
+ msgID = MSG_SERVER_REPORTS_VBUSY;
+ format = "Server %s reported busy when accessing volume %d in cell %s.";
+ break;
+ case VRESTARTING:
+ msgID = MSG_SERVER_REPORTS_VRESTARTING;
+ format = "Server %s reported restarting when accessing volume %d in cell %s.";
+ break;
+ }
+
+ if (serverp && fidp) {
+ /* Log server being offline for this volume */
+ sprintf(addr, "%d.%d.%d.%d",
+ ((serverp->addr.sin_addr.s_addr & 0xff)),
+ ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
+ osi_Log3(afsd_logp, format, osi_LogSaveString(afsd_logp,addr), fidp->volume, cellp->name);
+ LogEvent(EVENTLOG_WARNING_TYPE, msgID, addr, fidp->volume, cellp->name);
+ }
+
lock_ObtainWrite(&cm_serverLock);
for (tsrp = serversp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
if (tsrp->server == serverp && tsrp->status == srv_not_busy) {
tsrp->status = srv_busy;
if (fidp) { /* File Server query */
}
if (free_svr_list) {
- cm_FreeServerList(&serversp, 0);
- *serverspp = serversp;
+ cm_FreeServerList(serverspp, 0);
+ serversp = NULL;
+ free_svr_list = 0;
}
retry = 1;
}
else if (errorCode == VNOVOL || errorCode == VMOVED || errorCode == VOFFLINE ||
errorCode == VSALVAGE || errorCode == VNOSERVICE || errorCode == VIO)
{
- char addr[16];
- char *format;
- DWORD msgID;
+ /* In case of timeout */
+ reqp->volumeError = errorCode;
+
switch ( errorCode ) {
case VNOVOL:
msgID = MSG_SERVER_REPORTS_VNOVOL;
- format = "Server %s reported volume %d as not attached.";
+ format = "Server %s reported volume %d in cell %s as not attached (does not exist).";
break;
case VMOVED:
msgID = MSG_SERVER_REPORTS_VMOVED;
- format = "Server %s reported volume %d as moved.";
+ format = "Server %s reported volume %d in cell %s as moved.";
break;
case VOFFLINE:
msgID = MSG_SERVER_REPORTS_VOFFLINE;
- format = "Server %s reported volume %d as offline.";
+ format = "Server %s reported volume %d in cell %s as offline.";
break;
case VSALVAGE:
msgID = MSG_SERVER_REPORTS_VSALVAGE;
- format = "Server %s reported volume %d as needs salvage.";
+ format = "Server %s reported volume %d in cell %s as needs salvage.";
break;
case VNOSERVICE:
msgID = MSG_SERVER_REPORTS_VNOSERVICE;
- format = "Server %s reported volume %d as not in service.";
+ format = "Server %s reported volume %d in cell %s as not in service.";
break;
case VIO:
msgID = MSG_SERVER_REPORTS_VIO;
- format = "Server %s reported volume %d as temporarily unaccessible.";
+ format = "Server %s reported volume %d in cell %s as temporarily unaccessible.";
break;
}
- if (serverp && fidp) {
- /* Log server being offline for this volume */
- sprintf(addr, "%d.%d.%d.%d",
- ((serverp->addr.sin_addr.s_addr & 0xff)),
- ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
- ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
- ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+ if (fidp) { /* File Server query */
+ if (serverp) {
+ /* Log server being offline for this volume */
+ sprintf(addr, "%d.%d.%d.%d",
+ ((serverp->addr.sin_addr.s_addr & 0xff)),
+ ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
+ osi_Log3(afsd_logp, format, osi_LogSaveString(afsd_logp,addr), fidp->volume, cellp->name);
+ LogEvent(EVENTLOG_WARNING_TYPE, msgID, addr, fidp->volume, cellp->name);
+ }
- osi_Log2(afsd_logp, format, osi_LogSaveString(afsd_logp,addr), fidp->volume);
- LogEvent(EVENTLOG_WARNING_TYPE, msgID, addr, fidp->volume);
- }
+ code = cm_FindVolumeByID(cellp, fidp->volume, userp, reqp,
+ CM_GETVOL_FLAG_NO_LRU_UPDATE,
+ &volp);
+ if (code == 0)
+ statep = cm_VolumeStateByID(volp, fidp->volume);
- /* Mark server offline for this volume */
- if (!serversp && fidp) {
- code = cm_GetServerList(fidp, userp, reqp, &serverspp);
- if (code == 0) {
- serversp = *serverspp;
- free_svr_list = 1;
+ if ((errorCode == VMOVED || errorCode == VNOVOL || errorCode == VOFFLINE) &&
+ !(reqp->flags & CM_REQ_VOLUME_UPDATED))
+ {
+ code = cm_ForceUpdateVolume(fidp, userp, reqp);
+ if (code == 0)
+ location_updated = 1;
+
+ /* Even if the update fails, there might still be another replica */
+
+ reqp->flags |= CM_REQ_VOLUME_UPDATED;
+ osi_Log3(afsd_logp, "cm_Analyze called cm_ForceUpdateVolume cell %u vol %u code 0x%x",
+ fidp->cell, fidp->volume, code);
+ }
+
+ if (statep) {
+ cm_UpdateVolumeStatus(volp, statep->ID);
+ osi_Log3(afsd_logp, "cm_Analyze NewVolState cell %u vol %u state %u",
+ fidp->cell, fidp->volume, statep->state);
+ }
+
+ if (volp) {
+ lock_ObtainRead(&cm_volumeLock);
+ cm_PutVolume(volp);
+ lock_ReleaseRead(&cm_volumeLock);
+ volp = NULL;
+ }
+
+ /*
+ * Mark server offline for this volume or delete the volume
+ * from the server list if it was moved or is not present.
+ */
+ if (!serversp || location_updated) {
+ code = cm_GetServerList(fidp, userp, reqp, &serverspp);
+ if (code == 0) {
+ serversp = *serverspp;
+ free_svr_list = 1;
+ }
}
}
lock_ObtainWrite(&cm_serverLock);
for (tsrp = serversp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
+
+ sprintf(addr, "%d.%d.%d.%d",
+ ((tsrp->server->addr.sin_addr.s_addr & 0xff)),
+ ((tsrp->server->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((tsrp->server->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((tsrp->server->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
if (tsrp->server == serverp) {
/* REDIRECT */
- if (errorCode == VMOVED) {
+ if (errorCode == VMOVED || errorCode == VNOVOL) {
+ osi_Log2(afsd_logp, "volume %d not present on server %s",
+ fidp->volume, osi_LogSaveString(afsd_logp,addr));
tsrp->status = srv_deleted;
+ if (fidp)
+ cm_RemoveVolumeFromServer(serverp, fidp->volume);
} else {
+ osi_Log2(afsd_logp, "volume %d instance on server %s marked offline",
+ fidp->volume, osi_LogSaveString(afsd_logp,addr));
tsrp->status = srv_offline;
}
-
- if (fidp) { /* File Server query */
- lock_ReleaseWrite(&cm_serverLock);
- code = cm_FindVolumeByID(cellp, fidp->volume, userp, reqp,
- CM_GETVOL_FLAG_NO_LRU_UPDATE,
- &volp);
- if (code == 0)
- cm_VolumeStateByID(volp, fidp->volume);
- lock_ObtainWrite(&cm_serverLock);
- }
+ /* break; */
+ } else {
+ osi_Log3(afsd_logp, "volume %d exists on server %s with status %u",
+ fidp->volume, osi_LogSaveString(afsd_logp,addr), tsrp->status);
}
- }
- lock_ReleaseWrite(&cm_serverLock);
-
- if (fidp && errorCode == VMOVED)
- cm_ForceUpdateVolume(fidp, userp, reqp);
-
- if (statep) {
- cm_UpdateVolumeStatus(volp, statep->ID);
- lock_ObtainRead(&cm_volumeLock);
- cm_PutVolume(volp);
- lock_ReleaseRead(&cm_volumeLock);
- volp = NULL;
}
+ lock_ReleaseWrite(&cm_serverLock);
+ /* Free the server list before cm_ForceUpdateVolume is called */
if (free_svr_list) {
- cm_FreeServerList(&serversp, 0);
- *serverspp = serversp;
+ cm_FreeServerList(serverspp, 0);
+ serversp = NULL;
+ free_svr_list = 0;
}
+
if ( timeLeft > 2 )
retry = 1;
} else if ( errorCode == VNOVNODE ) {
/* RX codes */
else if (errorCode == RX_CALL_TIMEOUT) {
- /* server took longer than hardDeadTime
+ /* RPC took longer than hardDeadTime or the server
+ * reported idle for longer than idleDeadTime
* don't mark server as down but don't retry
* this is to prevent the SMB session from timing out
* In addition, we log an event to the event log
*/
if (serverp) {
- /* Log server being offline for this volume */
- sprintf(addr, "%d.%d.%d.%d",
- ((serverp->addr.sin_addr.s_addr & 0xff)),
- ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
- ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
- ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
-
- LogEvent(EVENTLOG_WARNING_TYPE, MSG_RX_HARD_DEAD_TIME_EXCEEDED, addr);
-
- osi_Log1(afsd_logp, "cm_Analyze: hardDeadTime exceeded addr[%s]",
- osi_LogSaveString(afsd_logp,addr));
- reqp->tokenIdleErrorServp = serverp;
- reqp->idleError++;
- retry = 1;
+ sprintf(addr, "%d.%d.%d.%d",
+ ((serverp->addr.sin_addr.s_addr & 0xff)),
+ ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
+ LogEvent(EVENTLOG_WARNING_TYPE, MSG_RX_HARD_DEAD_TIME_EXCEEDED, addr);
+ osi_Log1(afsd_logp, "cm_Analyze: hardDeadTime or idleDeadtime exceeded addr[%s]",
+ osi_LogSaveString(afsd_logp,addr));
+ reqp->tokenIdleErrorServp = serverp;
+ reqp->idleError++;
+ }
+
+ if (timeLeft > 2) {
+ if (!fidp) { /* vldb */
+ retry = 1;
+ } else { /* file */
+ cm_volume_t *volp = cm_GetVolumeByFID(fidp);
+ if (volp) {
+ if (fidp->volume == cm_GetROVolumeID(volp))
+ retry = 1;
+ cm_PutVolume(volp);
+ }
+ }
+ }
}
+ else if (errorCode == RX_MSGSIZE) {
+ /*
+ * RPC failed because a transmitted rx packet
+ * may have grown larger than the path mtu.
+ * Force a retry and the Rx library will try
+ * with a smaller mtu size.
+ */
+
+ if (serverp) {
+ sprintf(addr, "%d.%d.%d.%d",
+ ((serverp->addr.sin_addr.s_addr & 0xff)),
+ ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
+ LogEvent(EVENTLOG_WARNING_TYPE, MSG_RX_MSGSIZE_EXCEEDED, addr);
+ osi_Log1(afsd_logp, "cm_Analyze: Path MTU may have been exceeded addr[%s]",
+ osi_LogSaveString(afsd_logp,addr));
+ }
+
+ if (timeLeft > 2)
+ retry = 1;
}
else if (errorCode >= -64 && errorCode < 0) {
/* mark server as down */
- lock_ObtainMutex(&serverp->mx);
- if (reqp->flags & CM_REQ_NEW_CONN_FORCED) {
- if (!(serverp->flags & CM_SERVERFLAG_DOWN)) {
- serverp->flags |= CM_SERVERFLAG_DOWN;
- serverp->downTime = time(NULL);
+ if (serverp)
+ sprintf(addr, "%d.%d.%d.%d",
+ ((serverp->addr.sin_addr.s_addr & 0xff)),
+ ((serverp->addr.sin_addr.s_addr & 0xff00)>> 8),
+ ((serverp->addr.sin_addr.s_addr & 0xff0000)>> 16),
+ ((serverp->addr.sin_addr.s_addr & 0xff000000)>> 24));
+
+ if (errorCode == RX_CALL_DEAD)
+ osi_Log2(afsd_logp, "cm_Analyze: Rx Call Dead addr[%s] forcedNew[%s]",
+ osi_LogSaveString(afsd_logp,addr),
+ (reqp->flags & CM_REQ_NEW_CONN_FORCED ? "yes" : "no"));
+ else
+ osi_Log3(afsd_logp, "cm_Analyze: Rx Misc Error[%d] addr[%s] forcedNew[%s]",
+ errorCode,
+ osi_LogSaveString(afsd_logp,addr),
+ (reqp->flags & CM_REQ_NEW_CONN_FORCED ? "yes" : "no"));
+
+ if (serverp) {
+ lock_ObtainMutex(&serverp->mx);
+ if (errorCode == RX_CALL_DEAD &&
+ (reqp->flags & CM_REQ_NEW_CONN_FORCED)) {
+ if (!(serverp->flags & CM_SERVERFLAG_DOWN)) {
+ serverp->flags |= CM_SERVERFLAG_DOWN;
+ serverp->downTime = time(NULL);
+ }
+ } else {
+ if (reqp->flags & CM_REQ_NEW_CONN_FORCED) {
+ reqp->tokenIdleErrorServp = serverp;
+ reqp->tokenError = errorCode;
+ } else {
+ reqp->flags |= CM_REQ_NEW_CONN_FORCED;
+ forcing_new = 1;
+ }
}
- } else {
- reqp->flags |= CM_REQ_NEW_CONN_FORCED;
- forcing_new = 1;
- }
- lock_ReleaseMutex(&serverp->mx);
- cm_ForceNewConnections(serverp);
+ lock_ReleaseMutex(&serverp->mx);
+ cm_ForceNewConnections(serverp);
+ }
if ( timeLeft > 2 )
retry = 1;
}
else if (errorCode == RXKADEXPIRED) {
+ osi_Log1(afsd_logp, "cm_Analyze: rxkad error code 0x%x (RXKADEXPIRED)",
+ errorCode);
if (!dead_session) {
lock_ObtainMutex(&userp->mx);
ucellp = cm_GetUCell(userp, serverp->cellp);
retry = 1;
}
} else if (errorCode >= ERROR_TABLE_BASE_RXK && errorCode < ERROR_TABLE_BASE_RXK + 256) {
+ char * s = "unknown error";
+ switch ( errorCode ) {
+ case RXKADINCONSISTENCY: s = "RXKADINCONSISTENCY"; break;
+ case RXKADPACKETSHORT : s = "RXKADPACKETSHORT"; break;
+ case RXKADLEVELFAIL : s = "RXKADLEVELFAIL"; break;
+ case RXKADTICKETLEN : s = "RXKADTICKETLEN"; break;
+ case RXKADOUTOFSEQUENCE: s = "RXKADOUTOFSEQUENCE"; break;
+ case RXKADNOAUTH : s = "RXKADNOAUTH"; break;
+ case RXKADBADKEY : s = "RXKADBADKEY"; break;
+ case RXKADBADTICKET : s = "RXKADBADTICKET"; break;
+ case RXKADUNKNOWNKEY : s = "RXKADUNKNOWNKEY"; break;
+ case RXKADEXPIRED : s = "RXKADEXPIRED"; break;
+ case RXKADSEALEDINCON : s = "RXKADSEALEDINCON"; break;
+ case RXKADDATALEN : s = "RXKADDATALEN"; break;
+ case RXKADILLEGALLEVEL : s = "RXKADILLEGALLEVEL"; break;
+ }
+ osi_Log2(afsd_logp, "cm_Analyze: rxkad error code 0x%x (%s)",
+ errorCode, s);
+
if (serverp) {
- reqp->tokenIdleErrorServp = serverp;
- reqp->tokenError = errorCode;
- retry = 1;
+ reqp->tokenIdleErrorServp = serverp;
+ reqp->tokenError = errorCode;
+ retry = 1;
+ }
+ } else if (errorCode >= ERROR_TABLE_BASE_U && errorCode < ERROR_TABLE_BASE_U + 256) {
+ /*
+ * We received a ubik error. its possible that the server we are
+ * communicating with has a corrupted database or is partitioned
+ * from the rest of the servers and another server might be able
+ * to answer our query. Therefore, we will retry the request
+ * and force the use of another server.
+ */
+ if (serverp) {
+ reqp->tokenIdleErrorServp = serverp;
+ reqp->tokenError = errorCode;
+ retry = 1;
}
} else if (errorCode == VICECONNBAD || errorCode == VICETOKENDEAD) {
cm_ForceNewConnections(serverp);
if (errorCode) {
char * s = "unknown error";
switch ( errorCode ) {
- case RXKADINCONSISTENCY: s = "RXKADINCONSISTENCY"; break;
- case RXKADPACKETSHORT : s = "RXKADPACKETSHORT"; break;
- case RXKADLEVELFAIL : s = "RXKADLEVELFAIL"; break;
- case RXKADTICKETLEN : s = "RXKADTICKETLEN"; break;
- case RXKADOUTOFSEQUENCE: s = "RXKADOUTOFSEQUENCE"; break;
- case RXKADNOAUTH : s = "RXKADNOAUTH"; break;
- case RXKADBADKEY : s = "RXKADBADKEY"; break;
- case RXKADBADTICKET : s = "RXKADBADTICKET"; break;
- case RXKADUNKNOWNKEY : s = "RXKADUNKNOWNKEY"; break;
- case RXKADEXPIRED : s = "RXKADEXPIRED"; break;
- case RXKADSEALEDINCON : s = "RXKADSEALEDINCON"; break;
- case RXKADDATALEN : s = "RXKADDATALEN"; break;
- case RXKADILLEGALLEVEL : s = "RXKADILLEGALLEVEL"; break;
case VSALVAGE : s = "VSALVAGE"; break;
case VNOVNODE : s = "VNOVNODE"; break;
case VNOVOL : s = "VNOVOL"; break;
else if (retry && dead_session)
retry = 0;
- out:
/* drop this on the way out */
if (connp)
cm_PutConn(connp);
+ /*
+ * clear the volume updated flag if we succeed.
+ * this way the flag will not prevent a subsequent volume
+ * from being updated if necessary.
+ */
+ if (errorCode == 0)
+ {
+ reqp->flags &= ~CM_REQ_VOLUME_UPDATED;
+ }
+
/* retry until we fail to find a connection */
return retry;
}
lock_ObtainRead(&cm_serverLock);
for (tsrp = serversp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
+
tsp = tsrp->server;
if (reqp->tokenIdleErrorServp) {
/*
lock_ReleaseRead(&cm_serverLock);
if (!(tsp->flags & CM_SERVERFLAG_DOWN)) {
allDown = 0;
- if (tsrp->status == srv_deleted) {
- /* skip this entry. no longer valid. */;
- } else if (tsrp->status == srv_busy) {
+ if (tsrp->status == srv_busy) {
allOffline = 0;
someBusy = 1;
} else if (tsrp->status == srv_offline) {
lock_ReleaseRead(&cm_serverLock);
if (firstError == 0) {
- if (allDown)
+ if (allDown) {
firstError = (reqp->tokenError ? reqp->tokenError :
(reqp->idleError ? RX_CALL_TIMEOUT : CM_ERROR_ALLDOWN));
- else if (allBusy)
+ /*
+ * if we experienced either a token error or and idle dead time error
+ * and now all of the servers are down, we have either tried them
+ * all or lost connectivity. Clear the error we are returning so
+ * we will not return it indefinitely if the request is retried.
+ */
+ reqp->idleError = reqp->tokenError = 0;
+ } else if (allBusy) {
firstError = CM_ERROR_ALLBUSY;
- else if (allOffline || (someBusy && someOffline))
+ } else if (allOffline || (someBusy && someOffline)) {
firstError = CM_ERROR_ALLOFFLINE;
- else {
+ } else {
osi_Log0(afsd_logp, "cm_ConnByMServers returning impossible error TIMEDOUT");
firstError = CM_ERROR_TIMEDOUT;
}
cm_PutServer(tcp->serverp);
cm_ReleaseUser(userp);
*lcpp = tcp->nextp;
+ rx_SetConnSecondsUntilNatPing(tcp->rxconnp, 0);
rx_DestroyConnection(tcp->rxconnp);
lock_FinalizeMutex(&tcp->mx);
free(tcp);
int secIndex;
struct rx_securityClass *secObjp;
- if (serverp->type == CM_SERVER_VLDB) {
- port = htons(7003);
+ port = serverp->addr.sin_port;
+ switch (serverp->type) {
+ case CM_SERVER_VLDB:
+ if (port == 0)
+ port = htons(7003);
serviceID = 52;
- }
- else {
- osi_assertx(serverp->type == CM_SERVER_FILE, "incorrect server type");
- port = htons(7000);
+ break;
+ case CM_SERVER_FILE:
+ if (port == 0)
+ port = htons(7000);
serviceID = 1;
+ break;
+ default:
+ osi_panic("unknown server type", __FILE__, __LINE__);
}
+
if (ucellp->flags & CM_UCELLFLAG_RXKAD) {
secIndex = 2;
switch (cryptall) {
}
osi_assertx(secObjp != NULL, "null rx_securityClass");
tcp->rxconnp = rx_NewConnection(serverp->addr.sin_addr.s_addr,
- port,
- serviceID,
- secObjp,
- secIndex);
+ port,
+ serviceID,
+ secObjp,
+ secIndex);
rx_SetConnDeadTime(tcp->rxconnp, ConnDeadtimeout);
rx_SetConnHardDeadTime(tcp->rxconnp, HardDeadtimeout);
rx_SetConnIdleDeadTime(tcp->rxconnp, IdleDeadtimeout);
+
+ /*
+ * Let the Rx library know that we can auto-retry if an
+ * RX_MSGSIZE error is returned.
+ */
+ rx_SetMsgsizeRetryErr(tcp->rxconnp, RX_MSGSIZE);
+ /*
+ * Attempt to limit NAT pings to the anonymous file server connections.
+ * Only file servers implement client callbacks and we only need one ping
+ * to be sent to each server.
+ */
+ if (NatPingInterval && serverp->type == CM_SERVER_FILE && secIndex == 0)
+ rx_SetConnSecondsUntilNatPing(tcp->rxconnp, NatPingInterval);
+
tcp->ucgen = ucellp->gen;
if (secObjp)
rxs_Release(secObjp); /* Decrement the initial refCount */
else
osi_Log0(afsd_logp, "cm_ConnByServer replace connection due to crypt change");
tcp->flags &= ~CM_CONN_FLAG_FORCE_NEW;
+ rx_SetConnSecondsUntilNatPing(tcp->rxconnp, 0);
rx_DestroyConnection(tcp->rxconnp);
cm_NewRXConnection(tcp, ucellp, serverp);
}
lock_ObtainRead(&cm_serverLock);
for (tsrp = *serverspp; tsrp; tsrp=tsrp->next) {
+ if (tsrp->status == srv_deleted)
+ continue;
tsp = tsrp->server;
if (!(tsp->flags & CM_SERVERFLAG_DOWN)) {
allDown = 0;
*connpp = NULL;
- serverspp = cm_GetVolServers(volp, volid);
+ serverspp = cm_GetVolServers(volp, volid, userp, reqp);
code = cm_ConnByMServers(*serverspp, userp, reqp, connpp);
cm_FreeServerList(serverspp, 0);
git://git.openafs.org / openafs.git / blobdiff