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Code Issues Releases Wiki Activity

1203. [func] Use "dataready" accept filter if available.

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This commit is contained in:
Mark Andrews 2002-05-27 00:40:23 +00:00
parent c9fc5bacab
commit a1edcd1b8d
6 changed files with 59 additions and 5 deletions
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2
CHANGES
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@ -1,3 +1,5 @@
1203. [func] Use "dataready" accept filter if available.
1302. [port] libbind: hpux 11.11 interface scaning.
1301. [func] Log zone when unable to get private keys to update

8
bin/named/interfacemgr.c
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: interfacemgr.c,v 1.66 2001/11/29 13:14:32 marka Exp $ */
/* $Id: interfacemgr.c,v 1.67 2002/05/27 00:40:16 marka Exp $ */
#include <config.h>
@ -312,6 +312,12 @@ ns_interface_accepttcp(ns_interface_t *ifp) {
goto tcp_listen_failure;
}
/*
* If/when there a multiple filters listen to the
* result.
*/
(void)isc_socket_filter(ifp->tcpsocket, "dataready");
result = ns_clientmgr_createclients(ifp->clientmgr,
ifp->ntcptarget, ifp,
ISC_TRUE);

3
lib/isc/include/isc/msgs.h
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: msgs.h,v 1.6 2002/04/02 04:36:48 marka Exp $ */
/* $Id: msgs.h,v 1.7 2002/05/27 00:40:18 marka Exp $ */
#ifndef ISC_MSGS_H
#define ISC_MSGS_H 1
@ -145,6 +145,7 @@
#define ISC_MSG_ACCEPTRETURNED 1418 /* accept() returned %d/%s */
#define ISC_MSG_TOOMANYFDS 1419 /* %s: too many open file descriptors */
#define ISC_MSG_ZEROPORT 1420 /* dropping source port zero packet */
#define ISC_MSG_FILTER 1420 /* setsockopt(SO_ACCEPTFILTER): %s */
#define ISC_MSG_AWAKE 1502 /* "awake" */
#define ISC_MSG_WORKING 1503 /* "working" */

9
lib/isc/include/isc/socket.h
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: socket.h,v 1.55 2001/11/29 07:31:25 marka Exp $ */
/* $Id: socket.h,v 1.56 2002/05/27 00:40:19 marka Exp $ */
#ifndef ISC_SOCKET_H
#define ISC_SOCKET_H 1
@ -326,6 +326,13 @@ isc_socket_bind(isc_socket_t *sock, isc_sockaddr_t *addressp);
* ISC_R_UNEXPECTED
*/
isc_result_t
isc_socket_filter(isc_socket_t *sock, const char *filter);
/*
* Inform the kernel that it should perform accept filtering.
* If filter is NULL the current filter will be removed.:w
*/
isc_result_t
isc_socket_listen(isc_socket_t *sock, unsigned int backlog);
/*

31
lib/isc/unix/socket.c
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: socket.c,v 1.225 2002/04/03 06:44:11 marka Exp $ */
/* $Id: socket.c,v 1.226 2002/05/27 00:40:22 marka Exp $ */
#include <config.h>
@ -2803,6 +2803,35 @@ isc_socket_bind(isc_socket_t *sock, isc_sockaddr_t *sockaddr) {
return (ISC_R_SUCCESS);
}
isc_result_t
isc_socket_filter(isc_socket_t *sock, const char *filter) {
#ifdef SO_ACCEPTFILTER
char strbuf[ISC_STRERRORSIZE];
struct accept_filter_arg afa;
#else
UNUSED(sock);
UNUSED(filter);
#endif
REQUIRE(VALID_SOCKET(sock));
#ifdef SO_ACCEPTFILTER
bzero(&afa, sizeof(afa));
strncpy(afa.af_name, filter, sizeof(afa.af_name));
if (setsockopt(sock->fd, SOL_SOCKET, SO_ACCEPTFILTER,
&afa, sizeof(afa)) == -1) {
isc__strerror(errno, strbuf, sizeof(strbuf));
socket_log(sock, NULL, CREATION, isc_msgcat, ISC_MSGSET_SOCKET,
ISC_MSG_FILTER, "setsockopt(SO_ACCEPTFILTER): %s",
strbuf);
return (ISC_R_FAILURE);
}
return (ISC_R_SUCCESS);
#else
return (ISC_R_NOTIMPLEMENTED);
#endif
}
/*
* Set up to listen on a given socket. We do this by creating an internal
* event that will be dispatched when the socket has read activity. The

11
lib/isc/win32/socket.c
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: socket.c,v 1.17 2002/04/02 04:36:52 marka Exp $ */
/* $Id: socket.c,v 1.18 2002/05/27 00:40:23 marka Exp $ */
#define MAKE_EXTERNAL 1
#include <config.h>
@ -2899,6 +2899,15 @@ isc_socket_bind(isc_socket_t *sock, isc_sockaddr_t *sockaddr) {
return (ISC_R_SUCCESS);
}
isc_result_t
isc_socket_filter(isc_socket_t *sock, const char *filter) {
UNUSED(sock);
UNUSED(filter);
REQUIRE(VALID_SOCKET(sock));
return (ISC_R_NOTIMPLEMENTED);
}
/*
* Set up to listen on a given socket. We do this by creating an internal
* event that will be dispatched when the socket has read activity. The