X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libraries%2Flibldap%2Fos-ip.c;h=dd270374fd44b6f8369f6ad0cd7d7d0090e30497;hb=52a0d000311d7eda3eb830c7bff75286fe7661fc;hp=bd4796bc0651f8390079b2f5f92b07785e21d431;hpb=de46a75158dc08e01adf39d363670c51ca740333;p=openldap
diff --git a/libraries/libldap/os-ip.c b/libraries/libldap/os-ip.c
index bd4796bc06..dd270374fd 100644
--- a/libraries/libldap/os-ip.c
+++ b/libraries/libldap/os-ip.c
@@ -2,7 +2,7 @@
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
- * Copyright 1998-2007 The OpenLDAP Foundation.
+ * Copyright 1998-2011 The OpenLDAP Foundation.
* Portions Copyright 1999 Lars Uffmann.
* All rights reserved.
*
@@ -36,6 +36,9 @@
#ifdef HAVE_IO_H
#include
#endif /* HAVE_IO_H */
+#ifdef HAVE_FCNTL_H
+#include
+#endif
#include "ldap-int.h"
@@ -110,6 +113,9 @@ ldap_int_socket(LDAP *ld, int family, int type )
{
ber_socket_t s = socket(family, type, 0);
osip_debug(ld, "ldap_new_socket: %d\n",s,0,0);
+#ifdef FD_CLOEXEC
+ fcntl(s, F_SETFD, FD_CLOEXEC);
+#endif
return ( s );
}
@@ -136,6 +142,57 @@ ldap_int_prepare_socket(LDAP *ld, int s, int proto )
"setsockopt(%d, SO_KEEPALIVE) failed (ignored).\n",
s, 0, 0 );
}
+ if ( ld->ld_options.ldo_keepalive_idle > 0 )
+ {
+#ifdef TCP_KEEPIDLE
+ if ( setsockopt( s, IPPROTO_TCP, TCP_KEEPIDLE,
+ (void*) &ld->ld_options.ldo_keepalive_idle,
+ sizeof(ld->ld_options.ldo_keepalive_idle) ) == AC_SOCKET_ERROR )
+ {
+ osip_debug( ld, "ldap_prepare_socket: "
+ "setsockopt(%d, TCP_KEEPIDLE) failed (ignored).\n",
+ s, 0, 0 );
+ }
+#else
+ osip_debug( ld, "ldap_prepare_socket: "
+ "sockopt TCP_KEEPIDLE not supported on this system.\n",
+ 0, 0, 0 );
+#endif /* TCP_KEEPIDLE */
+ }
+ if ( ld->ld_options.ldo_keepalive_probes > 0 )
+ {
+#ifdef TCP_KEEPCNT
+ if ( setsockopt( s, IPPROTO_TCP, TCP_KEEPCNT,
+ (void*) &ld->ld_options.ldo_keepalive_probes,
+ sizeof(ld->ld_options.ldo_keepalive_probes) ) == AC_SOCKET_ERROR )
+ {
+ osip_debug( ld, "ldap_prepare_socket: "
+ "setsockopt(%d, TCP_KEEPCNT) failed (ignored).\n",
+ s, 0, 0 );
+ }
+#else
+ osip_debug( ld, "ldap_prepare_socket: "
+ "sockopt TCP_KEEPCNT not supported on this system.\n",
+ 0, 0, 0 );
+#endif /* TCP_KEEPCNT */
+ }
+ if ( ld->ld_options.ldo_keepalive_interval > 0 )
+ {
+#ifdef TCP_KEEPINTVL
+ if ( setsockopt( s, IPPROTO_TCP, TCP_KEEPINTVL,
+ (void*) &ld->ld_options.ldo_keepalive_interval,
+ sizeof(ld->ld_options.ldo_keepalive_interval) ) == AC_SOCKET_ERROR )
+ {
+ osip_debug( ld, "ldap_prepare_socket: "
+ "setsockopt(%d, TCP_KEEPINTVL) failed (ignored).\n",
+ s, 0, 0 );
+ }
+#else
+ osip_debug( ld, "ldap_prepare_socket: "
+ "sockopt TCP_KEEPINTVL not supported on this system.\n",
+ 0, 0, 0 );
+#endif /* TCP_KEEPINTVL */
+ }
#endif /* SO_KEEPALIVE */
#ifdef TCP_NODELAY
if ( setsockopt( s, IPPROTO_TCP, TCP_NODELAY,
@@ -174,7 +231,7 @@ ldap_pvt_is_socket_ready(LDAP *ld, int s)
#if defined( notyet ) /* && defined( SO_ERROR ) */
{
int so_errno;
- socklen_t dummy = sizeof(so_errno);
+ ber_socklen_t dummy = sizeof(so_errno);
if ( getsockopt( s, SOL_SOCKET, SO_ERROR, &so_errno, &dummy )
== AC_SOCKET_ERROR )
{
@@ -196,12 +253,12 @@ ldap_pvt_is_socket_ready(LDAP *ld, int s)
struct sockaddr_in sin;
#endif
char ch;
- socklen_t dummy = sizeof(sin);
+ ber_socklen_t dummy = sizeof(sin);
if ( getpeername( s, (struct sockaddr *) &sin, &dummy )
== AC_SOCKET_ERROR )
{
/* XXX: needs to be replace with ber_stream_read() */
- read(s, &ch, 1);
+ (void)read(s, &ch, 1);
TRACE;
return -1;
}
@@ -316,7 +373,7 @@ ldap_int_poll(
/* This means the connection failed */
if ( FD_ISSET(s, &efds) ) {
int so_errno;
- int dummy = sizeof(so_errno);
+ ber_socklen_t dummy = sizeof(so_errno);
if ( getsockopt( s, SOL_SOCKET, SO_ERROR,
(char *) &so_errno, &dummy ) == AC_SOCKET_ERROR || !so_errno )
{
@@ -350,12 +407,11 @@ ldap_int_poll(
static int
ldap_pvt_connect(LDAP *ld, ber_socket_t s,
- struct sockaddr *sin, socklen_t addrlen,
+ struct sockaddr *sin, ber_socklen_t addrlen,
int async)
{
int rc, err;
- struct timeval tv = { 0 },
- *opt_tv = NULL;
+ struct timeval tv, *opt_tv = NULL;
#ifdef LDAP_CONNECTIONLESS
/* We could do a connect() but that would interfere with
@@ -369,9 +425,9 @@ ldap_pvt_connect(LDAP *ld, ber_socket_t s,
return ( 0 );
}
#endif
- opt_tv = ld->ld_options.ldo_tm_net;
- if ( opt_tv != NULL ) {
- tv = *opt_tv;
+ if ( ld->ld_options.ldo_tm_net.tv_sec >= 0 ) {
+ tv = ld->ld_options.ldo_tm_net;
+ opt_tv = &tv;
}
osip_debug(ld, "ldap_pvt_connect: fd: %d tm: %ld async: %d\n",
@@ -398,98 +454,8 @@ ldap_pvt_connect(LDAP *ld, ber_socket_t s,
rc = ldap_int_poll( ld, s, opt_tv );
-#if 0
-#ifdef HAVE_POLL
- {
- struct pollfd fd;
- int timeout = INFTIM;
-
- if( opt_tv != NULL ) timeout = TV2MILLISEC( &tv );
-
- fd.fd = s;
- fd.events = POLL_WRITE;
-
- do {
- fd.revents = 0;
- rc = poll( &fd, 1, timeout );
- } while( rc == AC_SOCKET_ERROR && errno == EINTR &&
- LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART ));
-
- if( rc == AC_SOCKET_ERROR ) return rc;
-
- if( fd.revents & POLL_WRITE ) {
- if ( ldap_pvt_is_socket_ready(ld, s) == -1 ) return -1;
- if ( ldap_pvt_ndelay_off(ld, s) == -1 ) return -1;
- return ( 0 );
- }
- }
-#else
- {
- fd_set wfds, *z=NULL;
-#ifdef HAVE_WINSOCK
- fd_set efds;
-#endif
-
-#if defined( FD_SETSIZE ) && !defined( HAVE_WINSOCK )
- if ( s >= FD_SETSIZE ) {
- rc = AC_SOCKET_ERROR;
- tcp_close( s );
- ldap_pvt_set_errno( EMFILE );
- return rc;
- }
-#endif
-
- do {
- FD_ZERO(&wfds);
- FD_SET(s, &wfds );
-
-#ifdef HAVE_WINSOCK
- FD_ZERO(&efds);
- FD_SET(s, &efds );
-#endif
-
- rc = select(ldap_int_tblsize, z, &wfds,
-#ifdef HAVE_WINSOCK
- &efds,
-#else
- z,
-#endif
- opt_tv ? &tv : NULL);
- } while( rc == AC_SOCKET_ERROR && errno == EINTR &&
- LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART ));
-
- if( rc == AC_SOCKET_ERROR ) return rc;
-
-#ifdef HAVE_WINSOCK
- /* This means the connection failed */
- if ( FD_ISSET(s, &efds) ) {
- int so_errno;
- int dummy = sizeof(so_errno);
- if ( getsockopt( s, SOL_SOCKET, SO_ERROR,
- (char *) &so_errno, &dummy ) == AC_SOCKET_ERROR || !so_errno )
- {
- /* impossible */
- so_errno = WSAGetLastError();
- }
- ldap_pvt_set_errno(so_errno);
- osip_debug(ld, "ldap_pvt_connect: error on socket %d: "
- "errno: %d (%s)\n", s, errno, sock_errstr(errno));
- return -1;
- }
-#endif
- if ( FD_ISSET(s, &wfds) ) {
-#ifndef HAVE_WINSOCK
- if ( ldap_pvt_is_socket_ready(ld, s) == -1 ) return -1;
-#endif
- if ( ldap_pvt_ndelay_off(ld, s) == -1 ) return -1;
- return 0;
- }
- }
-#endif
-
-#endif
-
osip_debug(ld, "ldap_pvt_connect: %d\n", rc, 0, 0);
+
return rc;
}
@@ -509,16 +475,66 @@ ldap_pvt_inet_aton( const char *host, struct in_addr *in)
}
#endif
+int
+ldap_int_connect_cbs(LDAP *ld, Sockbuf *sb, ber_socket_t *s, LDAPURLDesc *srv, struct sockaddr *addr)
+{
+ struct ldapoptions *lo;
+ ldaplist *ll;
+ ldap_conncb *cb;
+ int rc;
+
+ ber_sockbuf_ctrl( sb, LBER_SB_OPT_SET_FD, s );
+
+ /* Invoke all handle-specific callbacks first */
+ lo = &ld->ld_options;
+ for (ll = lo->ldo_conn_cbs; ll; ll = ll->ll_next) {
+ cb = ll->ll_data;
+ rc = cb->lc_add( ld, sb, srv, addr, cb );
+ /* on any failure, call the teardown functions for anything
+ * that previously succeeded
+ */
+ if ( rc ) {
+ ldaplist *l2;
+ for (l2 = lo->ldo_conn_cbs; l2 != ll; l2 = l2->ll_next) {
+ cb = l2->ll_data;
+ cb->lc_del( ld, sb, cb );
+ }
+ /* a failure might have implicitly closed the fd */
+ ber_sockbuf_ctrl( sb, LBER_SB_OPT_GET_FD, s );
+ return rc;
+ }
+ }
+ lo = LDAP_INT_GLOBAL_OPT();
+ for (ll = lo->ldo_conn_cbs; ll; ll = ll->ll_next) {
+ cb = ll->ll_data;
+ rc = cb->lc_add( ld, sb, srv, addr, cb );
+ if ( rc ) {
+ ldaplist *l2;
+ for (l2 = lo->ldo_conn_cbs; l2 != ll; l2 = l2->ll_next) {
+ cb = l2->ll_data;
+ cb->lc_del( ld, sb, cb );
+ }
+ lo = &ld->ld_options;
+ for (l2 = lo->ldo_conn_cbs; l2; l2 = l2->ll_next) {
+ cb = l2->ll_data;
+ cb->lc_del( ld, sb, cb );
+ }
+ ber_sockbuf_ctrl( sb, LBER_SB_OPT_GET_FD, s );
+ return rc;
+ }
+ }
+ return 0;
+}
int
ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
- int proto,
- const char *host, int port,
+ int proto, LDAPURLDesc *srv,
int async )
{
int rc;
- int socktype;
+ int socktype, port;
ber_socket_t s = AC_SOCKET_INVALID;
+ char *host;
#if defined( HAVE_GETADDRINFO ) && defined( HAVE_INET_NTOP )
char serv[7];
@@ -533,8 +549,22 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
char *ha_buf=NULL;
#endif
- if( host == NULL ) host = "localhost";
-
+ if ( srv->lud_host == NULL || *srv->lud_host == 0 ) {
+ host = "localhost";
+ } else {
+ host = srv->lud_host;
+ }
+
+ port = srv->lud_port;
+
+ if( !port ) {
+ if( strcmp(srv->lud_scheme, "ldaps") == 0 ) {
+ port = LDAPS_PORT;
+ } else {
+ port = LDAP_PORT;
+ }
+ }
+
switch(proto) {
case LDAP_PROTO_TCP: socktype = SOCK_STREAM;
osip_debug( ld,
@@ -554,24 +584,20 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
#if defined( HAVE_GETADDRINFO ) && defined( HAVE_INET_NTOP )
memset( &hints, '\0', sizeof(hints) );
-#ifdef USE_AI_ATTRCONFIG /* FIXME: configure test needed */
- /* Use AI_ATTRCONFIG only on systems where its known to be needed. */
- hints.ai_flags = AI_ATTRCONFIG;
+#ifdef USE_AI_ADDRCONFIG /* FIXME: configure test needed */
+ /* Use AI_ADDRCONFIG only on systems where its known to be needed. */
+ hints.ai_flags = AI_ADDRCONFIG;
#endif
hints.ai_family = ldap_int_inet4or6;
hints.ai_socktype = socktype;
snprintf(serv, sizeof serv, "%d", port );
-#ifdef LDAP_R_COMPILE
/* most getaddrinfo(3) use non-threadsafe resolver libraries */
- ldap_pvt_thread_mutex_lock(&ldap_int_resolv_mutex);
-#endif
+ LDAP_MUTEX_LOCK(&ldap_int_resolv_mutex);
err = getaddrinfo( host, serv, &hints, &res );
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_unlock(&ldap_int_resolv_mutex);
-#endif
+ LDAP_MUTEX_UNLOCK(&ldap_int_resolv_mutex);
if ( err != 0 ) {
osip_debug(ld, "ldap_connect_to_host: getaddrinfo failed: %s\n",
@@ -622,8 +648,11 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
rc = ldap_pvt_connect( ld, s,
sai->ai_addr, sai->ai_addrlen, async );
if ( rc == 0 || rc == -2 ) {
- ber_sockbuf_ctrl( sb, LBER_SB_OPT_SET_FD, &s );
- break;
+ err = ldap_int_connect_cbs( ld, sb, &s, srv, sai->ai_addr );
+ if ( err )
+ rc = err;
+ else
+ break;
}
ldap_pvt_close_socket(ld, s);
}
@@ -666,7 +695,7 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
(void)memset((char *)&sin, '\0', sizeof sin);
sin.sin_family = AF_INET;
- sin.sin_port = htons((short) port);
+ sin.sin_port = htons((unsigned short) port);
if( use_hp ) {
AC_MEMCPY( &sin.sin_addr, hp->h_addr_list[i],
@@ -694,8 +723,11 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
async);
if ( (rc == 0) || (rc == -2) ) {
- ber_sockbuf_ctrl( sb, LBER_SB_OPT_SET_FD, &s );
- break;
+ int err = ldap_int_connect_cbs( ld, sb, &s, srv, (struct sockaddr *)&sin );
+ if ( err )
+ rc = err;
+ else
+ break;
}
ldap_pvt_close_socket(ld, s);
@@ -712,7 +744,7 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
char *
ldap_host_connected_to( Sockbuf *sb, const char *host )
{
- socklen_t len;
+ ber_socklen_t len;
#ifdef LDAP_PF_INET6
struct sockaddr_storage sabuf;
#else
@@ -784,7 +816,7 @@ ldap_host_connected_to( Sockbuf *sb, const char *host )
char *herr;
#ifdef NI_MAXHOST
char hbuf[NI_MAXHOST];
-#elif defined( MAXHOSTNAMELEN
+#elif defined( MAXHOSTNAMELEN )
char hbuf[MAXHOSTNAMELEN];
#else
char hbuf[256];
@@ -972,6 +1004,9 @@ ldap_is_read_ready( LDAP *ld, Sockbuf *sb )
sip = (struct selectinfo *)ld->ld_selectinfo;
+ if (ber_sockbuf_ctrl( sb, LBER_SB_OPT_DATA_READY, NULL ))
+ return 1;
+
ber_sockbuf_ctrl( sb, LBER_SB_OPT_GET_FD, &sd );
#ifdef HAVE_POLL