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Windows: Reduce number of Nat Ping Connections

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Instruct rx library to only perform NAT pings on file server
connections that are actively in use and which are anonymous.

LICENSE MIT

Change-Id: I6b74e8070f2c522ed13e0c06ea7a304cce525ab9
Reviewed-on: http://gerrit.openafs.org/2077
Reviewed-by: Jeffrey Altman <jaltman@openafs.org>
Tested-by: Jeffrey Altman <jaltman@openafs.org>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
This commit is contained in:
Jeffrey Altman 2010-06-03 11:51:17 -04:00 committed by Jeffrey Altman
parent 7e9c978b1c
commit 64e08dca0b
1 changed files with 10 additions and 1 deletions
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11
src/WINNT/afsd/cm_conn.c
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@ -1096,6 +1096,7 @@ void cm_GCConnections(cm_server_t *serverp)
cm_PutServer(tcp->serverp); cm_PutServer(tcp->serverp);
cm_ReleaseUser(userp); cm_ReleaseUser(userp);
*lcpp = tcp->nextp; *lcpp = tcp->nextp;
rx_SetConnSecondsUntilNatPing(tcp->rxconnp, 0);
rx_DestroyConnection(tcp->rxconnp); rx_DestroyConnection(tcp->rxconnp);
lock_FinalizeMutex(&tcp->mx); lock_FinalizeMutex(&tcp->mx);
free(tcp); free(tcp);
@ -1162,8 +1163,15 @@ static void cm_NewRXConnection(cm_conn_t *tcp, cm_ucell_t *ucellp,
rx_SetConnDeadTime(tcp->rxconnp, ConnDeadtimeout); rx_SetConnDeadTime(tcp->rxconnp, ConnDeadtimeout);
rx_SetConnHardDeadTime(tcp->rxconnp, HardDeadtimeout); rx_SetConnHardDeadTime(tcp->rxconnp, HardDeadtimeout);
rx_SetConnIdleDeadTime(tcp->rxconnp, IdleDeadtimeout); rx_SetConnIdleDeadTime(tcp->rxconnp, IdleDeadtimeout);
if (NatPingInterval)
/*
* 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); rx_SetConnSecondsUntilNatPing(tcp->rxconnp, NatPingInterval);
tcp->ucgen = ucellp->gen; tcp->ucgen = ucellp->gen;
if (secObjp) if (secObjp)
rxs_Release(secObjp); /* Decrement the initial refCount */ rxs_Release(secObjp); /* Decrement the initial refCount */
@ -1228,6 +1236,7 @@ long cm_ConnByServer(cm_server_t *serverp, cm_user_t *userp, cm_conn_t **connpp)
else else
osi_Log0(afsd_logp, "cm_ConnByServer replace connection due to crypt change"); osi_Log0(afsd_logp, "cm_ConnByServer replace connection due to crypt change");
tcp->flags &= ~CM_CONN_FLAG_FORCE_NEW; tcp->flags &= ~CM_CONN_FLAG_FORCE_NEW;
rx_SetConnSecondsUntilNatPing(tcp->rxconnp, 0);
rx_DestroyConnection(tcp->rxconnp); rx_DestroyConnection(tcp->rxconnp);
cm_NewRXConnection(tcp, ucellp, serverp); cm_NewRXConnection(tcp, ucellp, serverp);
} }