* Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003
* Copyright (C) Gerald (Jerry) Carter 2004-2007
* Copyright (C) Luke Howard 2001-2004
+ * Copyright (C) Michael Adam 2008,2010
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*/
#include "includes.h"
+#include "winbindd.h"
+#include "../libds/common/flags.h"
+#include "ads.h"
+#include "libads/ldap_schema.h"
+#include "nss_info.h"
+#include "secrets.h"
+#include "idmap.h"
+#include "../libcli/ldap/ldap_ndr.h"
+#include "../libcli/security/security.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_IDMAP
} while (0)
struct idmap_ad_context {
- uint32_t filter_low_id;
- uint32_t filter_high_id;
+ ADS_STRUCT *ads;
+ struct posix_schema *ad_schema;
+ enum wb_posix_mapping ad_map_type; /* WB_POSIX_MAP_UNKNOWN */
};
-NTSTATUS init_module(void);
-
-static ADS_STRUCT *ad_idmap_ads = NULL;
-static struct posix_schema *ad_schema = NULL;
-static enum wb_posix_mapping ad_map_type = WB_POSIX_MAP_UNKNOWN;
-
/************************************************************************
***********************************************************************/
-static ADS_STRUCT *ad_idmap_cached_connection_internal(void)
+static ADS_STATUS ad_idmap_cached_connection_internal(struct idmap_domain *dom)
{
ADS_STRUCT *ads;
ADS_STATUS status;
- bool local = False;
fstring dc_name;
struct sockaddr_storage dc_ip;
+ struct idmap_ad_context *ctx;
+ char *ldap_server = NULL;
+ char *realm = NULL;
+ struct winbindd_domain *wb_dom;
+
+ DEBUG(10, ("ad_idmap_cached_connection: called for domain '%s'\n",
+ dom->name));
+
+ ctx = talloc_get_type(dom->private_data, struct idmap_ad_context);
- if (ad_idmap_ads != NULL) {
+ if (ctx->ads != NULL) {
time_t expire;
time_t now = time(NULL);
- ads = ad_idmap_ads;
+ ads = ctx->ads;
expire = MIN(ads->auth.tgt_expire, ads->auth.tgs_expire);
(uint32)expire-(uint32)now, (uint32) expire, (uint32) now));
if ( ads->config.realm && (expire > time(NULL))) {
- return ads;
+ return ADS_SUCCESS;
} else {
/* we own this ADS_STRUCT so make sure it goes away */
DEBUG(7,("Deleting expired krb5 credential cache\n"));
ads->is_mine = True;
ads_destroy( &ads );
ads_kdestroy(WINBIND_CCACHE_NAME);
- ad_idmap_ads = NULL;
- TALLOC_FREE( ad_schema );
+ ctx->ads = NULL;
}
}
- if (!local) {
- /* we don't want this to affect the users ccache */
- setenv("KRB5CCNAME", WINBIND_CCACHE_NAME, 1);
+ /* we don't want this to affect the users ccache */
+ setenv("KRB5CCNAME", WINBIND_CCACHE_NAME, 1);
+
+ /*
+ * At this point we only have the NetBIOS domain name.
+ * Check if we can get server nam and realm from SAF cache
+ * and the domain list.
+ */
+ ldap_server = saf_fetch(dom->name);
+ DEBUG(10, ("ldap_server from saf cache: '%s'\n", ldap_server?ldap_server:""));
+
+ wb_dom = find_domain_from_name_noinit(dom->name);
+ if (wb_dom == NULL) {
+ DEBUG(10, ("find_domain_from_name_noinit did not find domain '%s'\n",
+ dom->name));
+ realm = NULL;
+ } else {
+ DEBUG(10, ("find_domain_from_name_noinit found realm '%s' for "
+ " domain '%s'\n", wb_dom->alt_name, dom->name));
+ realm = wb_dom->alt_name;
}
- if ( (ads = ads_init(lp_realm(), lp_workgroup(), NULL)) == NULL ) {
+ if ( (ads = ads_init(realm, dom->name, ldap_server)) == NULL ) {
DEBUG(1,("ads_init failed\n"));
- return NULL;
+ return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
}
/* the machine acct password might have change - fetch it every time */
/* setup server affinity */
- get_dc_name( NULL, ads->auth.realm, dc_name, &dc_ip );
-
+ get_dc_name(dom->name, realm, dc_name, &dc_ip );
+
status = ads_connect(ads);
if (!ADS_ERR_OK(status)) {
- DEBUG(1, ("ad_idmap_init: failed to connect to AD\n"));
+ DEBUG(1, ("ad_idmap_cached_connection_internal: failed to "
+ "connect to AD\n"));
ads_destroy(&ads);
- return NULL;
+ return status;
}
ads->is_mine = False;
- ad_idmap_ads = ads;
+ ctx->ads = ads;
- return ads;
+ return ADS_SUCCESS;
}
/************************************************************************
***********************************************************************/
-static ADS_STRUCT *ad_idmap_cached_connection(void)
+static ADS_STATUS ad_idmap_cached_connection(struct idmap_domain *dom)
{
- ADS_STRUCT *ads = ad_idmap_cached_connection_internal();
-
- if ( !ads )
- return NULL;
+ ADS_STATUS status;
+ struct idmap_ad_context * ctx;
+
+ status = ad_idmap_cached_connection_internal(dom);
+ if (!ADS_ERR_OK(status)) {
+ return status;
+ }
+
+ ctx = talloc_get_type(dom->private_data, struct idmap_ad_context);
/* if we have a valid ADS_STRUCT and the schema model is
defined, then we can return here. */
- if ( ad_schema )
- return ads;
+ if ( ctx->ad_schema ) {
+ return ADS_SUCCESS;
+ }
/* Otherwise, set the schema model */
- if ( (ad_map_type == WB_POSIX_MAP_SFU) ||
- (ad_map_type == WB_POSIX_MAP_SFU20) ||
- (ad_map_type == WB_POSIX_MAP_RFC2307) )
+ if ( (ctx->ad_map_type == WB_POSIX_MAP_SFU) ||
+ (ctx->ad_map_type == WB_POSIX_MAP_SFU20) ||
+ (ctx->ad_map_type == WB_POSIX_MAP_RFC2307) )
{
- ADS_STATUS schema_status;
-
- schema_status = ads_check_posix_schema_mapping( NULL, ads, ad_map_type, &ad_schema);
- if ( !ADS_ERR_OK(schema_status) ) {
+ status = ads_check_posix_schema_mapping(
+ ctx, ctx->ads, ctx->ad_map_type, &ctx->ad_schema);
+ if ( !ADS_ERR_OK(status) ) {
DEBUG(2,("ad_idmap_cached_connection: Failed to obtain schema details!\n"));
- return NULL;
}
}
-
- return ads;
+
+ return status;
+}
+
+static int idmap_ad_context_destructor(struct idmap_ad_context *ctx)
+{
+ if (ctx->ads != NULL) {
+ /* we own this ADS_STRUCT so make sure it goes away */
+ ctx->ads->is_mine = True;
+ ads_destroy( &ctx->ads );
+ ctx->ads = NULL;
+ }
+ return 0;
}
/************************************************************************
***********************************************************************/
-static NTSTATUS idmap_ad_initialize(struct idmap_domain *dom,
- const char *params)
+static NTSTATUS idmap_ad_initialize(struct idmap_domain *dom)
{
struct idmap_ad_context *ctx;
char *config_option;
- const char *range = NULL;
const char *schema_mode = NULL;
- if ( (ctx = TALLOC_ZERO_P(dom, struct idmap_ad_context)) == NULL ) {
+ ctx = talloc_zero(dom, struct idmap_ad_context);
+ if (ctx == NULL) {
DEBUG(0, ("Out of memory!\n"));
return NT_STATUS_NO_MEMORY;
}
+ talloc_set_destructor(ctx, idmap_ad_context_destructor);
- if ( (config_option = talloc_asprintf(ctx, "idmap config %s", dom->name)) == NULL ) {
+ config_option = talloc_asprintf(ctx, "idmap config %s", dom->name);
+ if (config_option == NULL) {
DEBUG(0, ("Out of memory!\n"));
talloc_free(ctx);
return NT_STATUS_NO_MEMORY;
}
- /* load ranges */
- range = lp_parm_const_string(-1, config_option, "range", NULL);
- if (range && range[0]) {
- if ((sscanf(range, "%u - %u", &ctx->filter_low_id, &ctx->filter_high_id) != 2) ||
- (ctx->filter_low_id > ctx->filter_high_id)) {
- DEBUG(1, ("ERROR: invalid filter range [%s]", range));
- ctx->filter_low_id = 0;
- ctx->filter_high_id = 0;
- }
- }
+ /* default map type */
+ ctx->ad_map_type = WB_POSIX_MAP_RFC2307;
/* schema mode */
- if ( ad_map_type == WB_POSIX_MAP_UNKNOWN )
- ad_map_type = WB_POSIX_MAP_RFC2307;
schema_mode = lp_parm_const_string(-1, config_option, "schema_mode", NULL);
if ( schema_mode && schema_mode[0] ) {
if ( strequal(schema_mode, "sfu") )
- ad_map_type = WB_POSIX_MAP_SFU;
+ ctx->ad_map_type = WB_POSIX_MAP_SFU;
else if ( strequal(schema_mode, "sfu20" ) )
- ad_map_type = WB_POSIX_MAP_SFU20;
+ ctx->ad_map_type = WB_POSIX_MAP_SFU20;
else if ( strequal(schema_mode, "rfc2307" ) )
- ad_map_type = WB_POSIX_MAP_RFC2307;
+ ctx->ad_map_type = WB_POSIX_MAP_RFC2307;
else
DEBUG(0,("idmap_ad_initialize: Unknown schema_mode (%s)\n",
schema_mode));
Search up to IDMAP_AD_MAX_IDS entries in maps for a match
***********************************************************************/
-static struct id_map *find_map_by_sid(struct id_map **maps, DOM_SID *sid)
+static struct id_map *find_map_by_sid(struct id_map **maps, struct dom_sid *sid)
{
int i;
for (i = 0; maps[i] && i<IDMAP_AD_MAX_IDS; i++) {
- if (sid_equal(maps[i]->sid, sid)) {
+ if (dom_sid_equal(maps[i]->sid, sid)) {
return maps[i];
}
}
TALLOC_CTX *memctx;
struct idmap_ad_context *ctx;
ADS_STATUS rc;
- ADS_STRUCT *ads;
const char *attrs[] = { "sAMAccountType",
"objectSid",
NULL, /* uidnumber */
char *u_filter = NULL;
char *g_filter = NULL;
+ /* initialize the status to avoid suprise */
+ for (i = 0; ids[i]; i++) {
+ ids[i]->status = ID_UNKNOWN;
+ }
+
/* Only do query if we are online */
if (idmap_is_offline()) {
return NT_STATUS_FILE_IS_OFFLINE;
return NT_STATUS_NO_MEMORY;
}
- if ( (ads = ad_idmap_cached_connection()) == NULL ) {
- DEBUG(1, ("ADS uninitialized\n"));
+ rc = ad_idmap_cached_connection(dom);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1, ("ADS uninitialized: %s\n", ads_errstr(rc)));
ret = NT_STATUS_UNSUCCESSFUL;
+ /* ret = ads_ntstatus(rc); */
goto done;
}
- attrs[2] = ad_schema->posix_uidnumber_attr;
- attrs[3] = ad_schema->posix_gidnumber_attr;
+ attrs[2] = ctx->ad_schema->posix_uidnumber_attr;
+ attrs[3] = ctx->ad_schema->posix_gidnumber_attr;
again:
bidx = idx;
ATYPE_INTERDOMAIN_TRUST);
}
u_filter = talloc_asprintf_append_buffer(u_filter, "(%s=%lu)",
- ad_schema->posix_uidnumber_attr,
+ ctx->ad_schema->posix_uidnumber_attr,
(unsigned long)ids[idx]->xid.id);
CHECK_ALLOC_DONE(u_filter);
break;
-
+
case ID_TYPE_GID:
if ( ! g_filter) {
g_filter = talloc_asprintf(memctx, "(&(|"
ATYPE_SECURITY_LOCAL_GROUP);
}
g_filter = talloc_asprintf_append_buffer(g_filter, "(%s=%lu)",
- ad_schema->posix_gidnumber_attr,
+ ctx->ad_schema->posix_gidnumber_attr,
(unsigned long)ids[idx]->xid.id);
CHECK_ALLOC_DONE(g_filter);
break;
filter = talloc_asprintf_append_buffer(filter, ")");
CHECK_ALLOC_DONE(filter);
- rc = ads_search_retry(ads, &res, filter, attrs);
+ rc = ads_search_retry(ctx->ads, &res, filter, attrs);
if (!ADS_ERR_OK(rc)) {
DEBUG(1, ("ERROR: ads search returned: %s\n", ads_errstr(rc)));
ret = NT_STATUS_UNSUCCESSFUL;
goto done;
}
- if ( (count = ads_count_replies(ads, res)) == 0 ) {
+ if ( (count = ads_count_replies(ctx->ads, res)) == 0 ) {
DEBUG(10, ("No IDs found\n"));
}
entry = res;
for (i = 0; (i < count) && entry; i++) {
- DOM_SID sid;
+ struct dom_sid sid;
enum id_type type;
struct id_map *map;
uint32_t id;
uint32_t atype;
if (i == 0) { /* first entry */
- entry = ads_first_entry(ads, entry);
+ entry = ads_first_entry(ctx->ads, entry);
} else { /* following ones */
- entry = ads_next_entry(ads, entry);
+ entry = ads_next_entry(ctx->ads, entry);
}
if ( !entry ) {
}
/* first check if the SID is present */
- if (!ads_pull_sid(ads, entry, "objectSid", &sid)) {
+ if (!ads_pull_sid(ctx->ads, entry, "objectSid", &sid)) {
DEBUG(2, ("Could not retrieve SID from entry\n"));
continue;
}
/* get type */
- if (!ads_pull_uint32(ads, entry, "sAMAccountType", &atype)) {
+ if (!ads_pull_uint32(ctx->ads, entry, "sAMAccountType", &atype)) {
DEBUG(1, ("could not get SAM account type\n"));
continue;
}
continue;
}
- if (!ads_pull_uint32(ads, entry, (type==ID_TYPE_UID) ?
- ad_schema->posix_uidnumber_attr :
- ad_schema->posix_gidnumber_attr,
+ if (!ads_pull_uint32(ctx->ads, entry, (type==ID_TYPE_UID) ?
+ ctx->ad_schema->posix_uidnumber_attr :
+ ctx->ad_schema->posix_gidnumber_attr,
&id))
{
DEBUG(1, ("Could not get unix ID\n"));
continue;
}
- if ((id == 0) ||
- (ctx->filter_low_id && (id < ctx->filter_low_id)) ||
- (ctx->filter_high_id && (id > ctx->filter_high_id))) {
+ if (!idmap_unix_id_is_in_range(id, dom)) {
DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
- id, ctx->filter_low_id, ctx->filter_high_id));
+ id, dom->low_id, dom->high_id));
continue;
}
}
if (res) {
- ads_msgfree(ads, res);
+ ads_msgfree(ctx->ads, res);
}
if (ids[idx]) { /* still some values to map */
TALLOC_CTX *memctx;
struct idmap_ad_context *ctx;
ADS_STATUS rc;
- ADS_STRUCT *ads;
const char *attrs[] = { "sAMAccountType",
"objectSid",
NULL, /* attr_uidnumber */
int i;
char *sidstr;
+ /* initialize the status to avoid suprise */
+ for (i = 0; ids[i]; i++) {
+ ids[i]->status = ID_UNKNOWN;
+ }
+
/* Only do query if we are online */
if (idmap_is_offline()) {
return NT_STATUS_FILE_IS_OFFLINE;
return NT_STATUS_NO_MEMORY;
}
- if ( (ads = ad_idmap_cached_connection()) == NULL ) {
- DEBUG(1, ("ADS uninitialized\n"));
+ rc = ad_idmap_cached_connection(dom);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1, ("ADS uninitialized: %s\n", ads_errstr(rc)));
+ ret = NT_STATUS_UNSUCCESSFUL;
+ /* ret = ads_ntstatus(rc); */
+ goto done;
+ }
+
+ if (ctx->ad_schema == NULL) {
+ DEBUG(0, ("haven't got ctx->ad_schema ! \n"));
ret = NT_STATUS_UNSUCCESSFUL;
goto done;
}
- attrs[2] = ad_schema->posix_uidnumber_attr;
- attrs[3] = ad_schema->posix_gidnumber_attr;
+ attrs[2] = ctx->ad_schema->posix_uidnumber_attr;
+ attrs[3] = ctx->ad_schema->posix_gidnumber_attr;
again:
filter = talloc_asprintf(memctx, "(&(|"
")(|",
ATYPE_NORMAL_ACCOUNT, ATYPE_WORKSTATION_TRUST, ATYPE_INTERDOMAIN_TRUST,
ATYPE_SECURITY_GLOBAL_GROUP, ATYPE_SECURITY_LOCAL_GROUP);
-
+
CHECK_ALLOC_DONE(filter);
bidx = idx;
for (i = 0; (i < IDMAP_AD_MAX_IDS) && ids[idx]; i++, idx++) {
- sidstr = sid_binstring(ids[idx]->sid);
+ ids[idx]->status = ID_UNKNOWN;
+
+ sidstr = ldap_encode_ndr_dom_sid(talloc_tos(), ids[idx]->sid);
filter = talloc_asprintf_append_buffer(filter, "(objectSid=%s)", sidstr);
-
- free(sidstr);
+
+ TALLOC_FREE(sidstr);
CHECK_ALLOC_DONE(filter);
}
filter = talloc_asprintf_append_buffer(filter, "))");
CHECK_ALLOC_DONE(filter);
DEBUG(10, ("Filter: [%s]\n", filter));
- rc = ads_search_retry(ads, &res, filter, attrs);
+ rc = ads_search_retry(ctx->ads, &res, filter, attrs);
if (!ADS_ERR_OK(rc)) {
DEBUG(1, ("ERROR: ads search returned: %s\n", ads_errstr(rc)));
ret = NT_STATUS_UNSUCCESSFUL;
goto done;
}
- if ( (count = ads_count_replies(ads, res)) == 0 ) {
+ if ( (count = ads_count_replies(ctx->ads, res)) == 0 ) {
DEBUG(10, ("No IDs found\n"));
}
entry = res;
for (i = 0; (i < count) && entry; i++) {
- DOM_SID sid;
+ struct dom_sid sid;
enum id_type type;
struct id_map *map;
uint32_t id;
uint32_t atype;
if (i == 0) { /* first entry */
- entry = ads_first_entry(ads, entry);
+ entry = ads_first_entry(ctx->ads, entry);
} else { /* following ones */
- entry = ads_next_entry(ads, entry);
+ entry = ads_next_entry(ctx->ads, entry);
}
if ( !entry ) {
}
/* first check if the SID is present */
- if (!ads_pull_sid(ads, entry, "objectSid", &sid)) {
+ if (!ads_pull_sid(ctx->ads, entry, "objectSid", &sid)) {
DEBUG(2, ("Could not retrieve SID from entry\n"));
continue;
}
}
/* get type */
- if (!ads_pull_uint32(ads, entry, "sAMAccountType", &atype)) {
+ if (!ads_pull_uint32(ctx->ads, entry, "sAMAccountType", &atype)) {
DEBUG(1, ("could not get SAM account type\n"));
continue;
}
continue;
}
- if (!ads_pull_uint32(ads, entry, (type==ID_TYPE_UID) ?
- ad_schema->posix_uidnumber_attr :
- ad_schema->posix_gidnumber_attr,
+ if (!ads_pull_uint32(ctx->ads, entry, (type==ID_TYPE_UID) ?
+ ctx->ad_schema->posix_uidnumber_attr :
+ ctx->ad_schema->posix_gidnumber_attr,
&id))
{
DEBUG(1, ("Could not get unix ID\n"));
continue;
}
- if ((id == 0) ||
- (ctx->filter_low_id && (id < ctx->filter_low_id)) ||
- (ctx->filter_high_id && (id > ctx->filter_high_id))) {
+ if (!idmap_unix_id_is_in_range(id, dom)) {
DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
- id, ctx->filter_low_id, ctx->filter_high_id));
+ id, dom->low_id, dom->high_id));
continue;
}
}
if (res) {
- ads_msgfree(ads, res);
+ ads_msgfree(ctx->ads, res);
}
if (ids[idx]) { /* still some values to map */
ret = NT_STATUS_OK;
- /* mark all unknwoni/expired ones as unmapped */
+ /* mark all unknown/expired ones as unmapped */
for (i = 0; ids[i]; i++) {
if (ids[i]->status != ID_MAPPED)
ids[i]->status = ID_UNMAPPED;
return ret;
}
-/************************************************************************
- ***********************************************************************/
-
-static NTSTATUS idmap_ad_close(struct idmap_domain *dom)
-{
- ADS_STRUCT *ads = ad_idmap_ads;
-
- if (ads != NULL) {
- /* we own this ADS_STRUCT so make sure it goes away */
- ads->is_mine = True;
- ads_destroy( &ads );
- ad_idmap_ads = NULL;
- }
-
- TALLOC_FREE( ad_schema );
-
- return NT_STATUS_OK;
-}
-
/*
* nss_info_{sfu,sfu20,rfc2307}
*/
Initialize the {sfu,sfu20,rfc2307} state
***********************************************************************/
-static NTSTATUS nss_sfu_init( struct nss_domain_entry *e )
-{
- /* Sanity check if we have previously been called with a
- different schema model */
+static const char *wb_posix_map_unknown_string = "WB_POSIX_MAP_UNKNOWN";
+static const char *wb_posix_map_template_string = "WB_POSIX_MAP_TEMPLATE";
+static const char *wb_posix_map_sfu_string = "WB_POSIX_MAP_SFU";
+static const char *wb_posix_map_sfu20_string = "WB_POSIX_MAP_SFU20";
+static const char *wb_posix_map_rfc2307_string = "WB_POSIX_MAP_RFC2307";
+static const char *wb_posix_map_unixinfo_string = "WB_POSIX_MAP_UNIXINFO";
- if ( (ad_map_type != WB_POSIX_MAP_UNKNOWN) &&
- (ad_map_type != WB_POSIX_MAP_SFU) )
- {
- DEBUG(0,("nss_sfu_init: Posix Map type has already been set. "
- "Mixed schema models not supported!\n"));
- return NT_STATUS_NOT_SUPPORTED;
+static const char *ad_map_type_string(enum wb_posix_mapping map_type)
+{
+ switch (map_type) {
+ case WB_POSIX_MAP_TEMPLATE:
+ return wb_posix_map_template_string;
+ case WB_POSIX_MAP_SFU:
+ return wb_posix_map_sfu_string;
+ case WB_POSIX_MAP_SFU20:
+ return wb_posix_map_sfu20_string;
+ case WB_POSIX_MAP_RFC2307:
+ return wb_posix_map_rfc2307_string;
+ case WB_POSIX_MAP_UNIXINFO:
+ return wb_posix_map_unixinfo_string;
+ default:
+ return wb_posix_map_unknown_string;
}
-
- ad_map_type = WB_POSIX_MAP_SFU;
-
- return NT_STATUS_OK;
}
-static NTSTATUS nss_sfu20_init( struct nss_domain_entry *e )
+static NTSTATUS nss_ad_generic_init(struct nss_domain_entry *e,
+ enum wb_posix_mapping new_ad_map_type)
{
- /* Sanity check if we have previously been called with a
- different schema model */
+ struct idmap_domain *dom;
+ struct idmap_ad_context *ctx;
- if ( (ad_map_type != WB_POSIX_MAP_UNKNOWN) &&
- (ad_map_type != WB_POSIX_MAP_SFU20) )
+ if (e->state != NULL) {
+ dom = talloc_get_type(e->state, struct idmap_domain);
+ } else {
+ dom = talloc_zero(e, struct idmap_domain);
+ if (dom == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ e->state = dom;
+ }
+
+ if (e->domain != NULL) {
+ dom->name = talloc_strdup(dom, e->domain);
+ if (dom->name == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ if (dom->private_data != NULL) {
+ ctx = talloc_get_type(dom->private_data,
+ struct idmap_ad_context);
+ } else {
+ ctx = talloc_zero(dom, struct idmap_ad_context);
+ if (ctx == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ ctx->ad_map_type = WB_POSIX_MAP_RFC2307;
+ dom->private_data = ctx;
+ }
+
+ if ((ctx->ad_map_type != WB_POSIX_MAP_UNKNOWN) &&
+ (ctx->ad_map_type != new_ad_map_type))
{
- DEBUG(0,("nss_sfu20_init: Posix Map type has already been set. "
- "Mixed schema models not supported!\n"));
- return NT_STATUS_NOT_SUPPORTED;
+ DEBUG(2, ("nss_ad_generic_init: "
+ "Warning: overriding previously set posix map type "
+ "%s for domain %s with map type %s.\n",
+ ad_map_type_string(ctx->ad_map_type),
+ dom->name,
+ ad_map_type_string(new_ad_map_type)));
}
-
- ad_map_type = WB_POSIX_MAP_SFU20;
+
+ ctx->ad_map_type = new_ad_map_type;
return NT_STATUS_OK;
}
-static NTSTATUS nss_rfc2307_init( struct nss_domain_entry *e )
+static NTSTATUS nss_sfu_init( struct nss_domain_entry *e )
{
- /* Sanity check if we have previously been called with a
- different schema model */
-
- if ( (ad_map_type != WB_POSIX_MAP_UNKNOWN) &&
- (ad_map_type != WB_POSIX_MAP_RFC2307) )
- {
- DEBUG(0,("nss_rfc2307_init: Posix Map type has already been set. "
- "Mixed schema models not supported!\n"));
- return NT_STATUS_NOT_SUPPORTED;
- }
-
- ad_map_type = WB_POSIX_MAP_RFC2307;
+ return nss_ad_generic_init(e, WB_POSIX_MAP_SFU);
+}
- return NT_STATUS_OK;
+static NTSTATUS nss_sfu20_init( struct nss_domain_entry *e )
+{
+ return nss_ad_generic_init(e, WB_POSIX_MAP_SFU20);
+}
+
+static NTSTATUS nss_rfc2307_init( struct nss_domain_entry *e )
+{
+ return nss_ad_generic_init(e, WB_POSIX_MAP_RFC2307);
}
/************************************************************************
***********************************************************************/
+
static NTSTATUS nss_ad_get_info( struct nss_domain_entry *e,
- const DOM_SID *sid,
- TALLOC_CTX *ctx,
- ADS_STRUCT *ads,
- LDAPMessage *msg,
- char **homedir,
- char **shell,
- char **gecos,
+ const struct dom_sid *sid,
+ TALLOC_CTX *mem_ctx,
+ const char **homedir,
+ const char **shell,
+ const char **gecos,
uint32 *gid )
{
- ADS_STRUCT *ads_internal = NULL;
const char *attrs[] = {NULL, /* attr_homedir */
NULL, /* attr_shell */
NULL, /* attr_gecos */
ADS_STATUS ads_status = ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
char *sidstr = NULL;
+ struct idmap_domain *dom;
+ struct idmap_ad_context *ctx;
+
+ DEBUG(10, ("nss_ad_get_info called for sid [%s] in domain '%s'\n",
+ sid_string_dbg(sid), e->domain?e->domain:"NULL"));
/* Only do query if we are online */
if (idmap_is_offline()) {
return NT_STATUS_FILE_IS_OFFLINE;
}
- /* We are assuming that the internal ADS_STRUCT is for the
- same forest as the incoming *ads pointer */
+ dom = talloc_get_type(e->state, struct idmap_domain);
+ ctx = talloc_get_type(dom->private_data, struct idmap_ad_context);
- ads_internal = ad_idmap_cached_connection();
+ ads_status = ad_idmap_cached_connection(dom);
+ if (!ADS_ERR_OK(ads_status)) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
- if ( !ads_internal || !ad_schema ) {
+ if (!ctx->ad_schema) {
+ DEBUG(10, ("nss_ad_get_info: no ad_schema configured!\n"));
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
return NT_STATUS_INVALID_PARAMETER;
}
- /* See if we can use the ADS connection struct swe were given */
+ /* Have to do our own query */
- if (ads) {
- *homedir = ads_pull_string( ads, ctx, msg, ad_schema->posix_homedir_attr );
- *shell = ads_pull_string( ads, ctx, msg, ad_schema->posix_shell_attr );
- *gecos = ads_pull_string( ads, ctx, msg, ad_schema->posix_gecos_attr );
+ DEBUG(10, ("nss_ad_get_info: no ads connection given, doing our "
+ "own query\n"));
- if (gid) {
- if ( !ads_pull_uint32(ads, msg, ad_schema->posix_gidnumber_attr, gid ) )
- *gid = (uint32)-1;
- }
+ attrs[0] = ctx->ad_schema->posix_homedir_attr;
+ attrs[1] = ctx->ad_schema->posix_shell_attr;
+ attrs[2] = ctx->ad_schema->posix_gecos_attr;
+ attrs[3] = ctx->ad_schema->posix_gidnumber_attr;
- nt_status = NT_STATUS_OK;
+ sidstr = ldap_encode_ndr_dom_sid(mem_ctx, sid);
+ filter = talloc_asprintf(mem_ctx, "(objectSid=%s)", sidstr);
+ TALLOC_FREE(sidstr);
+
+ if (!filter) {
+ nt_status = NT_STATUS_NO_MEMORY;
goto done;
}
- /* Have to do our own query */
+ ads_status = ads_search_retry(ctx->ads, &msg_internal, filter, attrs);
+ if (!ADS_ERR_OK(ads_status)) {
+ nt_status = ads_ntstatus(ads_status);
+ goto done;
+ }
- attrs[0] = ad_schema->posix_homedir_attr;
- attrs[1] = ad_schema->posix_shell_attr;
- attrs[2] = ad_schema->posix_gecos_attr;
- attrs[3] = ad_schema->posix_gidnumber_attr;
+ *homedir = ads_pull_string(ctx->ads, mem_ctx, msg_internal, ctx->ad_schema->posix_homedir_attr);
+ *shell = ads_pull_string(ctx->ads, mem_ctx, msg_internal, ctx->ad_schema->posix_shell_attr);
+ *gecos = ads_pull_string(ctx->ads, mem_ctx, msg_internal, ctx->ad_schema->posix_gecos_attr);
- sidstr = sid_binstring(sid);
- filter = talloc_asprintf(ctx, "(objectSid=%s)", sidstr);
- SAFE_FREE(sidstr);
+ if (gid) {
+ if (!ads_pull_uint32(ctx->ads, msg_internal, ctx->ad_schema->posix_gidnumber_attr, gid))
+ *gid = (uint32)-1;
+ }
+
+ nt_status = NT_STATUS_OK;
+
+done:
+ if (msg_internal) {
+ ads_msgfree(ctx->ads, msg_internal);
+ }
+
+ return nt_status;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static NTSTATUS nss_ad_map_to_alias(TALLOC_CTX *mem_ctx,
+ struct nss_domain_entry *e,
+ const char *name,
+ char **alias)
+{
+ const char *attrs[] = {NULL, /* attr_uid */
+ NULL };
+ char *filter = NULL;
+ LDAPMessage *msg = NULL;
+ ADS_STATUS ads_status = ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
+ struct idmap_domain *dom;
+ struct idmap_ad_context *ctx = NULL;
+
+ /* Check incoming parameters */
+
+ if ( !e || !e->domain || !name || !*alias) {
+ nt_status = NT_STATUS_INVALID_PARAMETER;
+ goto done;
+ }
+ /* Only do query if we are online */
+
+ if (idmap_is_offline()) {
+ nt_status = NT_STATUS_FILE_IS_OFFLINE;
+ goto done;
+ }
+
+ dom = talloc_get_type(e->state, struct idmap_domain);
+ ctx = talloc_get_type(dom->private_data, struct idmap_ad_context);
+
+ ads_status = ad_idmap_cached_connection(dom);
+ if (!ADS_ERR_OK(ads_status)) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+
+ if (!ctx->ad_schema) {
+ nt_status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ goto done;
+ }
+
+ attrs[0] = ctx->ad_schema->posix_uid_attr;
+
+ filter = talloc_asprintf(mem_ctx,
+ "(sAMAccountName=%s)",
+ name);
if (!filter) {
nt_status = NT_STATUS_NO_MEMORY;
goto done;
}
- ads_status = ads_search_retry(ads_internal, &msg_internal, filter, attrs);
+ ads_status = ads_search_retry(ctx->ads, &msg, filter, attrs);
if (!ADS_ERR_OK(ads_status)) {
nt_status = ads_ntstatus(ads_status);
goto done;
}
- *homedir = ads_pull_string(ads_internal, ctx, msg_internal, ad_schema->posix_homedir_attr);
- *shell = ads_pull_string(ads_internal, ctx, msg_internal, ad_schema->posix_shell_attr);
- *gecos = ads_pull_string(ads_internal, ctx, msg_internal, ad_schema->posix_gecos_attr);
+ *alias = ads_pull_string(ctx->ads, mem_ctx, msg, ctx->ad_schema->posix_uid_attr);
- if (gid) {
- if (!ads_pull_uint32(ads_internal, msg_internal, ad_schema->posix_gidnumber_attr, gid))
- *gid = (uint32)-1;
+ if (!*alias) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
nt_status = NT_STATUS_OK;
done:
- if (msg_internal) {
- ads_msgfree(ads_internal, msg_internal);
+ if (filter) {
+ talloc_destroy(filter);
+ }
+ if (msg) {
+ ads_msgfree(ctx->ads, msg);
}
return nt_status;
}
-/************************************************************************
- ***********************************************************************/
+/**********************************************************************
+ *********************************************************************/
-static NTSTATUS nss_ad_close( void )
+static NTSTATUS nss_ad_map_from_alias( TALLOC_CTX *mem_ctx,
+ struct nss_domain_entry *e,
+ const char *alias,
+ char **name )
{
- /* nothing to do. All memory is free()'d by the idmap close_fn() */
+ const char *attrs[] = {"sAMAccountName",
+ NULL };
+ char *filter = NULL;
+ LDAPMessage *msg = NULL;
+ ADS_STATUS ads_status = ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
+ char *username;
+ struct idmap_domain *dom;
+ struct idmap_ad_context *ctx = NULL;
- return NT_STATUS_OK;
+ /* Check incoming parameters */
+
+ if ( !alias || !name) {
+ nt_status = NT_STATUS_INVALID_PARAMETER;
+ goto done;
+ }
+
+ /* Only do query if we are online */
+
+ if (idmap_is_offline()) {
+ nt_status = NT_STATUS_FILE_IS_OFFLINE;
+ goto done;
+ }
+
+ dom = talloc_get_type(e->state, struct idmap_domain);
+ ctx = talloc_get_type(dom->private_data, struct idmap_ad_context);
+
+ ads_status = ad_idmap_cached_connection(dom);
+ if (!ADS_ERR_OK(ads_status)) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+
+ if (!ctx->ad_schema) {
+ nt_status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ goto done;
+ }
+
+ filter = talloc_asprintf(mem_ctx,
+ "(%s=%s)",
+ ctx->ad_schema->posix_uid_attr,
+ alias);
+ if (!filter) {
+ nt_status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ ads_status = ads_search_retry(ctx->ads, &msg, filter, attrs);
+ if (!ADS_ERR_OK(ads_status)) {
+ nt_status = ads_ntstatus(ads_status);
+ goto done;
+ }
+
+ username = ads_pull_string(ctx->ads, mem_ctx, msg,
+ "sAMAccountName");
+ if (!username) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+
+ *name = talloc_asprintf(mem_ctx, "%s\\%s",
+ lp_workgroup(),
+ username);
+ if (!*name) {
+ nt_status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ nt_status = NT_STATUS_OK;
+
+done:
+ if (filter) {
+ talloc_destroy(filter);
+ }
+ if (msg) {
+ ads_msgfree(ctx->ads, msg);
+ }
+
+ return nt_status;
}
/************************************************************************
.init = idmap_ad_initialize,
.unixids_to_sids = idmap_ad_unixids_to_sids,
.sids_to_unixids = idmap_ad_sids_to_unixids,
- .close_fn = idmap_ad_close
};
/* The SFU and RFC2307 NSS plugins share everything but the init
function which sets the intended schema model to use */
-
+
static struct nss_info_methods nss_rfc2307_methods = {
- .init = nss_rfc2307_init,
- .get_nss_info = nss_ad_get_info,
- .close_fn = nss_ad_close
+ .init = nss_rfc2307_init,
+ .get_nss_info = nss_ad_get_info,
+ .map_to_alias = nss_ad_map_to_alias,
+ .map_from_alias = nss_ad_map_from_alias,
};
static struct nss_info_methods nss_sfu_methods = {
- .init = nss_sfu_init,
- .get_nss_info = nss_ad_get_info,
- .close_fn = nss_ad_close
+ .init = nss_sfu_init,
+ .get_nss_info = nss_ad_get_info,
+ .map_to_alias = nss_ad_map_to_alias,
+ .map_from_alias = nss_ad_map_from_alias,
};
static struct nss_info_methods nss_sfu20_methods = {
- .init = nss_sfu20_init,
- .get_nss_info = nss_ad_get_info,
- .close_fn = nss_ad_close
+ .init = nss_sfu20_init,
+ .get_nss_info = nss_ad_get_info,
+ .map_to_alias = nss_ad_map_to_alias,
+ .map_from_alias = nss_ad_map_from_alias,
};
Initialize the plugins
***********************************************************************/
-NTSTATUS idmap_ad_init(void)
+NTSTATUS samba_init_module(void)
{
static NTSTATUS status_idmap_ad = NT_STATUS_UNSUCCESSFUL;
static NTSTATUS status_nss_rfc2307 = NT_STATUS_UNSUCCESSFUL;
if ( !NT_STATUS_IS_OK(status_idmap_ad) )
return status_idmap_ad;
}
-
+
if ( !NT_STATUS_IS_OK( status_nss_rfc2307 ) ) {
status_nss_rfc2307 = smb_register_idmap_nss(SMB_NSS_INFO_INTERFACE_VERSION,
"rfc2307", &nss_rfc2307_methods );