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ITS#8249 add option to return search entry

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This commit is contained in:
Howard Chu 2015-09-17 20:41:58 +01:00
parent cd5147703c
commit 91ab49c37d
2 changed files with 79 additions and 26 deletions
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5
doc/man/man5/slapd-null.5
View File

@ -41,6 +41,11 @@ manual page.
.B bind <on/off>
Allow binds as any DN in this backend's suffix, with any password.
The default is "off".
.TP
.B dosearch <on/off>
If enabled, a single entry will be returned on all search requests.
The entry's DN will be the same as the database suffix.
The default is "off".
.SH EXAMPLE
Here is a possible slapd.conf extract using the Null backend:
.LP

100
servers/slapd/back-null/null.c
View File

@ -26,19 +26,24 @@
#include "slap.h"
#include "config.h"
struct null_info {
typedef struct null_info {
int ni_bind_allowed;
int ni_dosearch;
ID ni_nextid;
};
static ConfigDriver null_cf_gen;
Entry *ni_entry;
} null_info;
static ConfigTable nullcfg[] = {
{ "bind", "true|FALSE", 1, 2, 0, ARG_ON_OFF|ARG_MAGIC,
null_cf_gen,
{ "bind", "true|FALSE", 1, 2, 0, ARG_ON_OFF|ARG_OFFSET,
(void *)offsetof(null_info, ni_bind_allowed),
"( OLcfgDbAt:8.1 NAME 'olcDbBindAllowed' "
"DESC 'Allow binds to this database' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "dosearch", "true|FALSE", 1, 2, 0, ARG_ON_OFF|ARG_OFFSET,
(void *)offsetof(null_info, ni_dosearch),
"( OLcfgDbAt:8.2 NAME 'olcDbDoSearch' "
"DESC 'Return an entry on searches' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
NULL, NULL, NULL, NULL }
};
@ -48,12 +53,41 @@ static ConfigOCs nullocs[] = {
"NAME 'olcNullConfig' "
"DESC 'Null backend ocnfiguration' "
"SUP olcDatabaseConfig "
"MAY ( olcDbBindAllowed ) )",
"MAY ( olcDbBindAllowed $ olcDbDoSearch ) )",
Cft_Database, nullcfg },
{ NULL, 0, NULL }
};
static int
null_back_db_open( BackendDB *be, ConfigReply *cr )
{
struct null_info *ni = (struct null_info *) be->be_private;
struct berval bv[2];
AttributeDescription *ad = NULL;
const char *text;
Entry *e;
if ( ni->ni_dosearch ) {
e = entry_alloc();
e->e_name = be->be_suffix[0];
e->e_nname = be->be_nsuffix[0];
dnRdn( &e->e_nname, &bv[0] );
bv[1].bv_val = strchr(bv[0].bv_val, '=') + 1;
bv[1].bv_len = bv[0].bv_len - (bv[1].bv_val -
bv[0].bv_val);
bv[0].bv_len -= bv[1].bv_len + 1;
slap_bv2ad( &bv[0], &ad, &text );
attr_merge_one( e, ad, &bv[1], NULL );
ber_str2bv("extensibleObject", 0, 0, &bv[0]);
attr_merge_one( e, slap_schema.si_ad_objectClass, &bv[0], NULL);
ni->ni_entry = e;
}
return 0;
}
/* LDAP operations */
static int
@ -245,6 +279,21 @@ null_back_false( Operation *op, SlapReply *rs )
return null_back_respond( op, rs, LDAP_COMPARE_FALSE );
}
static int
null_back_search( Operation *op, SlapReply *rs )
{
struct null_info *ni = (struct null_info *) op->o_bd->be_private;
if ( ni->ni_entry ) {
rs->sr_entry = ni->ni_entry;
rs->sr_flags = 0;
rs->sr_attrs = op->ors_attrs;
rs->sr_operational_attrs = NULL;
send_search_entry( op, rs );
}
return null_back_respond( op, rs, LDAP_SUCCESS );
}
/* for overlays */
static int
@ -260,6 +309,15 @@ null_back_entry_get(
return oc || at ? LDAP_NO_SUCH_ATTRIBUTE : LDAP_BUSY;
}
static int
null_back_entry_release(
Operation *op,
Entry *e,
int rw )
{
/* we reuse our entry, don't free it */
return 0;
}
/* Slap tools */
@ -310,23 +368,6 @@ null_tool_entry_put( BackendDB *be, Entry *e, struct berval *text )
/* Setup */
static int
null_cf_gen( ConfigArgs *c )
{
struct null_info *ni = (struct null_info *) c->be->be_private;
if ( c->op == SLAP_CONFIG_EMIT ) {
c->value_int = ni->ni_bind_allowed;
return LDAP_SUCCESS;
} else if ( c->op == LDAP_MOD_DELETE ) {
ni->ni_bind_allowed = 0;
return LDAP_SUCCESS;
}
ni->ni_bind_allowed = c->value_int;
return LDAP_SUCCESS;
}
static int
null_back_db_init( BackendDB *be, ConfigReply *cr )
{
@ -341,6 +382,12 @@ null_back_db_init( BackendDB *be, ConfigReply *cr )
static int
null_back_db_destroy( Backend *be, ConfigReply *cr )
{
struct null_info *ni = be->be_private;
if ( ni->ni_entry ) {
entry_free( ni->ni_entry );
ni->ni_entry = NULL;
}
free( be->be_private );
return 0;
}
@ -379,13 +426,13 @@ null_back_initialize( BackendInfo *bi )
bi->bi_db_init = null_back_db_init;
bi->bi_db_config = config_generic_wrapper;
bi->bi_db_open = 0;
bi->bi_db_open = null_back_db_open;
bi->bi_db_close = 0;
bi->bi_db_destroy = null_back_db_destroy;
bi->bi_op_bind = null_back_bind;
bi->bi_op_unbind = 0;
bi->bi_op_search = null_back_success;
bi->bi_op_search = null_back_search;
bi->bi_op_compare = null_back_false;
bi->bi_op_modify = null_back_success;
bi->bi_op_modrdn = null_back_success;
@ -401,6 +448,7 @@ null_back_initialize( BackendInfo *bi )
bi->bi_connection_destroy = 0;
bi->bi_entry_get_rw = null_back_entry_get;
bi->bi_entry_release_rw = null_back_entry_release;
bi->bi_tool_entry_open = null_tool_entry_open;
bi->bi_tool_entry_close = null_tool_entry_close;