mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
251 lines
7.3 KiB
C
251 lines
7.3 KiB
C
/* service.c - service lookup routines */
|
|
/* $OpenLDAP$ */
|
|
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
|
|
*
|
|
* Copyright 2008-2012 The OpenLDAP Foundation.
|
|
* Portions Copyright 2008 by Howard Chu, Symas Corp.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted only as authorized by the OpenLDAP
|
|
* Public License.
|
|
*
|
|
* A copy of this license is available in the file LICENSE in the
|
|
* top-level directory of the distribution or, alternatively, at
|
|
* <http://www.OpenLDAP.org/license.html>.
|
|
*/
|
|
/* ACKNOWLEDGEMENTS:
|
|
* This code references portions of the nss-ldapd package
|
|
* written by Arthur de Jong. The nss-ldapd code was forked
|
|
* from the nss-ldap library written by Luke Howard.
|
|
*/
|
|
|
|
#include "nssov.h"
|
|
|
|
/* ( nisSchema.2.3 NAME 'ipService' SUP top STRUCTURAL
|
|
* DESC 'Abstraction an Internet Protocol service.
|
|
* Maps an IP port and protocol (such as tcp or udp)
|
|
* to one or more names; the distinguished value of
|
|
* the cn attribute denotes the service's canonical
|
|
* name'
|
|
* MUST ( cn $ ipServicePort $ ipServiceProtocol )
|
|
* MAY ( description ) )
|
|
*/
|
|
|
|
/* the basic search filter for searches */
|
|
static struct berval service_filter = BER_BVC("(objectClass=ipService)");
|
|
|
|
/* the attributes to request with searches */
|
|
static struct berval service_keys[] = {
|
|
BER_BVC("cn"),
|
|
BER_BVC("ipServicePort"),
|
|
BER_BVC("ipServiceProtocol"),
|
|
BER_BVNULL
|
|
};
|
|
|
|
static int mkfilter_service_byname(nssov_mapinfo *mi,struct berval *name,
|
|
struct berval *protocol,struct berval *buf)
|
|
{
|
|
char buf2[1024],buf3[1024];
|
|
struct berval bv2 = {sizeof(buf2),buf2};
|
|
struct berval bv3 = {sizeof(buf3),buf3};
|
|
|
|
/* escape attributes */
|
|
if (nssov_escape(name,&bv2))
|
|
return -1;
|
|
if (!BER_BVISNULL(protocol)) {
|
|
if (nssov_escape(protocol,&bv3))
|
|
return -1;
|
|
if (bv2.bv_len + mi->mi_filter.bv_len + mi->mi_attrs[0].an_desc->ad_cname.bv_len +
|
|
bv3.bv_len + mi->mi_attrs[2].an_desc->ad_cname.bv_len + 9 > buf->bv_len )
|
|
return -1;
|
|
buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s)(%s=%s))",
|
|
mi->mi_filter.bv_val,
|
|
mi->mi_attrs[0].an_desc->ad_cname.bv_val, bv2.bv_val,
|
|
mi->mi_attrs[2].an_desc->ad_cname.bv_val, bv3.bv_val );
|
|
} else {
|
|
if (bv2.bv_len + mi->mi_filter.bv_len + mi->mi_attrs[0].an_desc->ad_cname.bv_len + 6 >
|
|
buf->bv_len )
|
|
return -1;
|
|
buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s))",
|
|
mi->mi_filter.bv_val, mi->mi_attrs[0].an_desc->ad_cname.bv_val,
|
|
bv2.bv_val );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int mkfilter_service_bynumber(nssov_mapinfo *mi,struct berval *numb,
|
|
struct berval *protocol,struct berval *buf)
|
|
{
|
|
char buf2[1024];
|
|
struct berval bv2 = {sizeof(buf2),buf2};
|
|
|
|
/* escape attribute */
|
|
if (!BER_BVISNULL(protocol)) {
|
|
if (nssov_escape(protocol,&bv2))
|
|
return -1;
|
|
if (numb->bv_len + mi->mi_filter.bv_len + mi->mi_attrs[1].an_desc->ad_cname.bv_len +
|
|
bv2.bv_len + mi->mi_attrs[2].an_desc->ad_cname.bv_len + 9 > buf->bv_len )
|
|
return -1;
|
|
buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s)(%s=%s))",
|
|
mi->mi_filter.bv_val,
|
|
mi->mi_attrs[1].an_desc->ad_cname.bv_val, numb->bv_val,
|
|
mi->mi_attrs[2].an_desc->ad_cname.bv_val, bv2.bv_val );
|
|
} else {
|
|
if (numb->bv_len + mi->mi_filter.bv_len + mi->mi_attrs[1].an_desc->ad_cname.bv_len + 6 >
|
|
buf->bv_len )
|
|
return -1;
|
|
buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s))",
|
|
mi->mi_filter.bv_val, mi->mi_attrs[1].an_desc->ad_cname.bv_val,
|
|
numb->bv_val );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
NSSOV_INIT(service)
|
|
|
|
NSSOV_CBPRIV(service,
|
|
char nbuf[256];
|
|
char pbuf[256];
|
|
struct berval name;
|
|
struct berval prot;);
|
|
|
|
static int write_service(nssov_service_cbp *cbp,Entry *entry)
|
|
{
|
|
int32_t tmpint32,tmp2int32,tmp3int32;
|
|
struct berval name,*names,*ports,*protos;
|
|
struct berval tmparr[2];
|
|
Attribute *a;
|
|
char *tmp;
|
|
int port;
|
|
int i,numname,dupname,numprot;
|
|
|
|
/* get the most canonical name */
|
|
nssov_find_rdnval( &entry->e_nname, cbp->mi->mi_attrs[0].an_desc, &name );
|
|
/* get the other names for the rpc */
|
|
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[0].an_desc );
|
|
if ( !a || !a->a_vals )
|
|
{
|
|
Debug(LDAP_DEBUG_ANY,"service entry %s does not contain %s value\n",
|
|
entry->e_name.bv_val, cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val, 0 );
|
|
return 0;
|
|
}
|
|
names = a->a_vals;
|
|
numname = a->a_numvals;
|
|
/* if the name is not yet found, get the first entry from names */
|
|
if (BER_BVISNULL(&name)) {
|
|
name=names[0];
|
|
dupname = 0;
|
|
} else {
|
|
dupname = -1;
|
|
for (i=0; i<numname; i++) {
|
|
if ( bvmatch(&name, &a->a_nvals[i])) {
|
|
dupname = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
/* get the service number */
|
|
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[1].an_desc );
|
|
if ( !a || !a->a_vals )
|
|
{
|
|
Debug(LDAP_DEBUG_ANY,"service entry %s does not contain %s value\n",
|
|
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val, 0 );
|
|
return 0;
|
|
} else if ( a->a_numvals > 1 ) {
|
|
Debug(LDAP_DEBUG_ANY,"service entry %s contains multiple %s values\n",
|
|
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val, 0 );
|
|
}
|
|
port=(int)strtol(a->a_vals[0].bv_val,&tmp,0);
|
|
if (*tmp)
|
|
{
|
|
Debug(LDAP_DEBUG_ANY,"service entry %s contains non-numeric %s value\n",
|
|
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val, 0 );
|
|
return 0;
|
|
}
|
|
/* get protocols */
|
|
if (BER_BVISNULL(&cbp->prot))
|
|
{
|
|
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[2].an_desc );
|
|
if ( !a || !a->a_vals )
|
|
{
|
|
Debug(LDAP_DEBUG_ANY,"service entry %s does not contain %s value\n",
|
|
entry->e_name.bv_val, cbp->mi->mi_attrs[2].an_desc->ad_cname.bv_val, 0 );
|
|
return 0;
|
|
}
|
|
protos = a->a_vals;
|
|
numprot = a->a_numvals;
|
|
}
|
|
else
|
|
{
|
|
protos=tmparr;
|
|
protos[0]=cbp->prot;
|
|
BER_BVZERO(&protos[1]);
|
|
numprot = 1;
|
|
}
|
|
/* write the entries */
|
|
for (i=0;i<numprot;i++)
|
|
{
|
|
int j;
|
|
WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN);
|
|
WRITE_BERVAL(cbp->fp,&name);
|
|
if ( dupname >= 0 ) {
|
|
WRITE_INT32(cbp->fp,numname-1);
|
|
} else {
|
|
WRITE_INT32(cbp->fp,numname);
|
|
}
|
|
for (j=0;j<numname;j++) {
|
|
if (j == dupname) continue;
|
|
WRITE_BERVAL(cbp->fp,&names[j]);
|
|
}
|
|
WRITE_INT32(cbp->fp,port);
|
|
WRITE_BERVAL(cbp->fp,&protos[i]);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
NSSOV_CB(service)
|
|
|
|
NSSOV_HANDLE(
|
|
service,byname,
|
|
char fbuf[1024];
|
|
struct berval filter = {sizeof(fbuf)};
|
|
filter.bv_val = fbuf;
|
|
READ_STRING(fp,cbp.nbuf);
|
|
cbp.name.bv_len = tmpint32;
|
|
cbp.name.bv_val = cbp.nbuf;
|
|
READ_STRING(fp,cbp.pbuf);
|
|
cbp.prot.bv_len = tmpint32;
|
|
cbp.prot.bv_val = tmpint32 ? cbp.pbuf : NULL;,
|
|
Debug(LDAP_DEBUG_TRACE,"nssov_service_byname(%s,%s)\n",cbp.name.bv_val,cbp.prot.bv_val,0);,
|
|
NSLCD_ACTION_SERVICE_BYNAME,
|
|
mkfilter_service_byname(cbp.mi,&cbp.name,&cbp.prot,&filter)
|
|
)
|
|
|
|
NSSOV_HANDLE(
|
|
service,bynumber,
|
|
int number;
|
|
char fbuf[1024];
|
|
struct berval filter = {sizeof(fbuf)};
|
|
filter.bv_val = fbuf;
|
|
READ_INT32(fp,number);
|
|
cbp.name.bv_val = cbp.nbuf;
|
|
cbp.name.bv_len = snprintf(cbp.nbuf,sizeof(cbp.nbuf),"%d",number);
|
|
READ_STRING(fp,cbp.pbuf);
|
|
cbp.prot.bv_len = tmpint32;
|
|
cbp.prot.bv_val = tmpint32 ? cbp.pbuf : NULL;,
|
|
Debug(LDAP_DEBUG_TRACE,"nssov_service_bynumber(%s,%s)\n",cbp.name.bv_val,cbp.prot.bv_val,0);,
|
|
NSLCD_ACTION_SERVICE_BYNUMBER,
|
|
mkfilter_service_bynumber(cbp.mi,&cbp.name,&cbp.prot,&filter)
|
|
)
|
|
|
|
NSSOV_HANDLE(
|
|
service,all,
|
|
struct berval filter;
|
|
/* no parameters to read */
|
|
BER_BVZERO(&cbp.prot);,
|
|
Debug(LDAP_DEBUG_TRACE,"nssov_service_all()\n",0,0,0);,
|
|
NSLCD_ACTION_SERVICE_ALL,
|
|
(filter=cbp.mi->mi_filter,0)
|
|
)
|