#include <afs/afs_args.h>
#include <afs/stds.h>
-#ifndef DJGPP
#include <windows.h>
#include <winsock2.h>
-#else
-#include <sys/socket.h>
-#endif /* !DJGPP */
#include <malloc.h>
#include <string.h>
#include <stdlib.h>
Sleep(dwDelay);
/* for directories, this sends a change notification on the dir itself */
- if (scp->fileType == CM_SCACHETYPE_DIRECTORY) {
+ if (scp->fileType == CM_SCACHETYPE_DIRECTORY) {
#ifndef AFSIFS
if (scp->flags & CM_SCACHEFLAG_ANYWATCH)
smb_NotifyChange(0,
dscp->flags & CM_SCACHEFLAG_ANYWATCH )
smb_NotifyChange( 0,
FILE_NOTIFY_GENERIC_FILE_FILTER,
- dscp, NULL, NULL, TRUE);
+ dscp, NULL, NULL, TRUE);
#else
if (dscp)
dc_break_callback(FID_HASH_FN(&dscp->fid));
*
* The callp parameter is currently unused.
*/
-void cm_RevokeCallback(struct rx_call *callp, AFSFid *fidp)
+void cm_RevokeCallback(struct rx_call *callp, cm_cell_t * cellp, AFSFid *fidp)
{
cm_fid_t tfid;
cm_scache_t *scp;
/* do all in the hash bucket, since we don't know how many we'll find with
* varying cells.
*/
- for (scp = cm_data.hashTablep[hash]; scp; scp=scp->nextp) {
+ for (scp = cm_data.scacheHashTablep[hash]; scp; scp=scp->nextp) {
if (scp->fid.volume == tfid.volume &&
scp->fid.vnode == tfid.vnode &&
scp->fid.unique == tfid.unique &&
+ (cellp == NULL || scp->fid.cell == cellp->cellID) &&
scp->cbExpires > 0 &&
scp->cbServerp != NULL)
{
lock_ReleaseWrite(&cm_scacheLock);
osi_Log4(afsd_logp, "RevokeCallback Discarding SCache scp 0x%p vol %u vn %u uniq %u",
scp, scp->fid.volume, scp->fid.vnode, scp->fid.unique);
+
lock_ObtainMutex(&scp->mx);
cm_DiscardSCache(scp);
lock_ReleaseMutex(&scp->mx);
+
cm_CallbackNotifyChange(scp);
+
lock_ObtainWrite(&cm_scacheLock);
cm_ReleaseSCacheNoLock(scp);
}
*
* Called with no locks held.
*/
-void cm_RevokeVolumeCallback(struct rx_call *callp, AFSFid *fidp)
+void cm_RevokeVolumeCallback(struct rx_call *callp, cm_cell_t *cellp, AFSFid *fidp)
{
long hash;
cm_scache_t *scp;
tfid.volume = fidp->Volume;
cm_RecordRacingRevoke(&tfid, CM_RACINGFLAG_CANCELVOL);
-
lock_ObtainWrite(&cm_scacheLock);
- for (hash = 0; hash < cm_data.hashTableSize; hash++) {
- for(scp=cm_data.hashTablep[hash]; scp; scp=scp->nextp) {
+ for (hash = 0; hash < cm_data.scacheHashTableSize; hash++) {
+ for(scp=cm_data.scacheHashTablep[hash]; scp; scp=scp->nextp) {
if (scp->fid.volume == fidp->Volume &&
+ (cellp == NULL || scp->fid.cell == cellp->cellID) &&
scp->cbExpires > 0 &&
scp->cbServerp != NULL) {
cm_HoldSCacheNoLock(scp);
lock_ReleaseWrite(&cm_scacheLock);
+
lock_ObtainMutex(&scp->mx);
osi_Log4(afsd_logp, "RevokeVolumeCallback Discarding SCache scp 0x%p vol %u vn %u uniq %u",
scp, scp->fid.volume, scp->fid.vnode, scp->fid.unique);
cm_DiscardSCache(scp);
lock_ReleaseMutex(&scp->mx);
+
cm_CallbackNotifyChange(scp);
lock_ObtainWrite(&cm_scacheLock);
cm_ReleaseSCacheNoLock(scp);
struct rx_peer *peerp;
unsigned long host = 0;
unsigned short port = 0;
+ cm_server_t *tsp = NULL;
+ cm_cell_t * cellp = NULL;
MUTEX_ENTER(&callp->lock);
if ((connp = rx_ConnectionOf(callp)) && (peerp = rx_PeerOf(connp))) {
host = rx_HostOf(peerp);
port = rx_PortOf(peerp);
+
+ tsp = cm_FindServerByIP(host, CM_SERVER_FILE);
+ if (tsp)
+ cellp = tsp->cellp;
}
osi_Log2(afsd_logp, "SRXAFSCB_CallBack from host 0x%x port %d",
if (tfidp->Volume == 0)
continue; /* means don't do anything */
else if (tfidp->Vnode == 0)
- cm_RevokeVolumeCallback(callp, tfidp);
+ cm_RevokeVolumeCallback(callp, cellp, tfidp);
else
- cm_RevokeCallback(callp, tfidp);
+ cm_RevokeCallback(callp, cellp, tfidp);
}
MUTEX_EXIT(&callp->lock);
* are "rare," hopefully this won't be a problem.
*/
lock_ObtainWrite(&cm_scacheLock);
- for (hash = 0; hash < cm_data.hashTableSize; hash++) {
- for (scp=cm_data.hashTablep[hash]; scp; scp=scp->nextp) {
+ for (hash = 0; hash < cm_data.scacheHashTableSize; hash++) {
+ for (scp=cm_data.scacheHashTablep[hash]; scp; scp=scp->nextp) {
cm_HoldSCacheNoLock(scp);
lock_ReleaseWrite(&cm_scacheLock);
lock_ObtainMutex(&scp->mx);
/* we're done with the server structure */
cm_PutServer(tsp);
- }
+ }
}
MUTEX_EXIT(&callp->lock);
return 0;
ntohl(host), ntohs(port));
lock_ObtainRead(&cm_scacheLock);
- for (i = 0; i < cm_data.hashTableSize; i++) {
- for (scp = cm_data.hashTablep[i]; scp; scp = scp->nextp) {
+ for (i = 0; i < cm_data.scacheHashTableSize; i++) {
+ for (scp = cm_data.scacheHashTablep[i]; scp; scp = scp->nextp) {
if (index == 0)
goto searchDone;
index--;
ntohl(host), ntohs(port));
lock_ObtainRead(&cm_scacheLock);
- for (i = 0; i < cm_data.hashTableSize; i++) {
- for (scp = cm_data.hashTablep[i]; scp; scp = scp->nextp) {
+ for (i = 0; i < cm_data.scacheHashTableSize; i++) {
+ for (scp = cm_data.scacheHashTablep[i]; scp; scp = scp->nextp) {
if (index == 0)
goto searchDone;
index--;
cm_racingRevokes_t *revp; /* where we are */
cm_racingRevokes_t *nrevp; /* where we'll be next */
int freeFlag;
- cm_server_t * serverp = 0;
+ cm_server_t * serverp = NULL;
int discardScp = 0;
lock_ObtainWrite(&cm_callbackLock);
lock_ReleaseMutex(&scp->mx);
cm_CallbackNotifyChange(scp);
lock_ObtainMutex(&scp->mx);
- }
+ }
if ( serverp ) {
lock_ObtainWrite(&cm_serverLock);
long cm_GetCallback(cm_scache_t *scp, struct cm_user *userp,
struct cm_req *reqp, long flags)
{
- long code;
+ long code = 0;
cm_conn_t *connp = NULL;
AFSFetchStatus afsStatus;
AFSVolSync volSync;
AFSFid tfid;
cm_callbackRequest_t cbr;
int mustCall;
- long sflags;
cm_fid_t sfid;
struct rx_connection * callp = NULL;
+ int syncop_done = 0;
osi_Log4(afsd_logp, "GetCallback scp 0x%p cell %d vol %d flags %lX",
scp, scp->fid.cell, scp->fid.volume, flags);
lock_ReleaseMutex(&cm_Freelance_Lock);
// Fetch the status info
- cm_MergeStatus(scp, &afsStatus, &volSync, userp, 0);
+ cm_MergeStatus(NULL, scp, &afsStatus, &volSync, userp, 0);
// Indicate that the callback is not done
lock_ObtainMutex(&cm_Freelance_Lock);
mustCall = (flags & 1);
cm_AFSFidFromFid(&tfid, &scp->fid);
while (1) {
- if (!mustCall && cm_HaveCallback(scp)) {
- osi_Log3(afsd_logp, "GetCallback Complete scp 0x%p cell %d vol %d",
- scp, scp->fid.cell, scp->fid.volume);
- return 0;
- }
+ if (!mustCall && cm_HaveCallback(scp))
+ break;
/* turn off mustCall, since it has now forced us past the check above */
mustCall = 0;
/* otherwise, we have to make an RPC to get the status */
- sflags = CM_SCACHESYNC_FETCHSTATUS | CM_SCACHESYNC_GETCALLBACK;
- cm_SyncOp(scp, NULL, userp, reqp, 0, sflags);
+ if (!syncop_done) {
+ code = cm_SyncOp(scp, NULL, userp, reqp, 0,
+ CM_SCACHESYNC_FETCHSTATUS | CM_SCACHESYNC_GETCALLBACK);
+ if (code)
+ break;
+ syncop_done = 1;
+ }
cm_StartCallbackGrantingCall(scp, &cbr);
sfid = scp->fid;
lock_ReleaseMutex(&scp->mx);
osi_Log4(afsd_logp, "CALL FetchStatus scp 0x%p vol %u vn %u uniq %u",
scp, sfid.volume, sfid.vnode, sfid.unique);
do {
- code = cm_Conn(&sfid, userp, reqp, &connp);
+ code = cm_ConnFromFID(&sfid, userp, reqp, &connp);
if (code)
continue;
lock_ObtainMutex(&scp->mx);
if (code == 0) {
cm_EndCallbackGrantingCall(scp, &cbr, &callback, 0);
- cm_MergeStatus(scp, &afsStatus, &volSync, userp, 0);
+ cm_MergeStatus(NULL, scp, &afsStatus, &volSync, userp, 0);
} else {
cm_EndCallbackGrantingCall(NULL, &cbr, NULL, 0);
}
- cm_SyncOpDone(scp, NULL, sflags);
-
- /* now check to see if we got an error */
- if (code) {
- osi_Log2(afsd_logp, "GetCallback Failed code 0x%x scp 0x%p -->",code, scp);
- osi_Log4(afsd_logp, " cell %u vol %u vn %u uniq %u",
- scp->fid.cell, scp->fid.volume, scp->fid.vnode, scp->fid.unique);
- return code;
- }
+
+ /* if we got an error, return to caller */
+ if (code)
+ break;
+ }
+
+ if (syncop_done)
+ cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_FETCHSTATUS | CM_SCACHESYNC_GETCALLBACK);
+
+ if (code) {
+ osi_Log2(afsd_logp, "GetCallback Failed code 0x%x scp 0x%p -->",code, scp);
+ osi_Log4(afsd_logp, " cell %u vol %u vn %u uniq %u",
+ scp->fid.cell, scp->fid.volume, scp->fid.vnode, scp->fid.unique);
+ } else {
+ osi_Log3(afsd_logp, "GetCallback Complete scp 0x%p cell %d vol %d",
+ scp, scp->fid.cell, scp->fid.volume);
}
+
+ return code;
}
/* called periodically by cm_daemon to shut down use of expired callbacks */
now = osi_Time();
lock_ObtainWrite(&cm_scacheLock);
- for (i=0; i<cm_data.hashTableSize; i++) {
- for (scp = cm_data.hashTablep[i]; scp; scp=scp->nextp) {
+ for (i=0; i<cm_data.scacheHashTableSize; i++) {
+ for (scp = cm_data.scacheHashTablep[i]; scp; scp=scp->nextp) {
cm_HoldSCacheNoLock(scp);
if (scp->cbExpires > 0 && (scp->cbServerp == NULL || now > scp->cbExpires)) {
lock_ReleaseWrite(&cm_scacheLock);
osi_Log0(afsd_logp, "CheckCBExpiration Complete");
}
+
+void
+cm_GiveUpAllCallbacks(cm_server_t *tsp)
+{
+ long code;
+ cm_conn_t *connp;
+ struct rx_connection * rxconnp;
+
+ if (tsp->type == CM_SERVER_FILE) {
+ code = cm_ConnByServer(tsp, cm_rootUserp, &connp);
+ if (code == 0) {
+ rxconnp = cm_GetRxConn(connp);
+ code = RXAFS_GiveUpAllCallBacks(rxconnp);
+ rx_PutConnection(rxconnp);
+ }
+ }
+}
+
+void
+cm_GiveUpAllCallbacksAllServers(void)
+{
+ cm_server_t *tsp;
+
+ lock_ObtainWrite(&cm_serverLock);
+ for (tsp = cm_allServersp; tsp; tsp = tsp->allNextp) {
+ cm_GetServerNoLock(tsp);
+ lock_ReleaseWrite(&cm_serverLock);
+ cm_GiveUpAllCallbacks(tsp);
+ lock_ObtainWrite(&cm_serverLock);
+ cm_PutServerNoLock(tsp);
+ }
+ lock_ReleaseWrite(&cm_serverLock);
+}
+
+