/*
- Unix SMB/Netbios implementation.
+ Unix SMB/CIFS implementation.
Winbind ADS backend functions
#ifdef HAVE_ADS
-/* Query display info for a realm. This is the basic user list fn */
-static NTSTATUS query_user_list(struct winbindd_domain *domain,
- TALLOC_CTX *mem_ctx,
- uint32 *start_ndx, uint32 *num_entries,
- WINBIND_USERINFO **info)
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_WINBIND
+
+/* the realm of our primary LDAP server */
+static char *primary_realm;
+
+
+/*
+ return our ads connections structure for a domain. We keep the connection
+ open to make things faster
+*/
+static ADS_STRUCT *ads_cached_connection(struct winbindd_domain *domain)
{
ADS_STRUCT *ads;
- const char *attrs[] = {"sAMAccountName", "name", "objectSid", "primaryGroupID",
- "userAccountControl", NULL};
- int rc, i, count;
- void *res;
- void *msg;
-
- DEBUG(3,("ads: query_user_list\n"));
+ ADS_STATUS status;
- if ((*start_ndx) != 0) {
- DEBUG(1,("ads backend start_ndx not implemented\n"));
- return NT_STATUS_NOT_IMPLEMENTED;
+ if (domain->private) {
+ return (ADS_STRUCT *)domain->private;
}
- ads = ads_init(NULL, NULL, NULL);
+ /* we don't want this to affect the users ccache */
+ setenv("KRB5CCNAME", "MEMORY:winbind_ccache", 1);
+
+ ads = ads_init(domain->alt_name, domain->name, NULL);
if (!ads) {
- DEBUG(1,("ads_init failed\n"));
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(1,("ads_init for domain %s failed\n", domain->name));
+ return NULL;
}
- rc = ads_connect(ads);
- if (rc) {
- DEBUG(1,("query_user_list ads_connect: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ /* the machine acct password might have change - fetch it every time */
+ SAFE_FREE(ads->auth.password);
+ ads->auth.password = secrets_fetch_machine_password();
+
+ if (primary_realm) {
+ SAFE_FREE(ads->auth.realm);
+ ads->auth.realm = strdup(primary_realm);
+ }
+
+ status = ads_connect(ads);
+ if (!ADS_ERR_OK(status) || !ads->config.realm) {
+ extern struct winbindd_methods msrpc_methods;
+ DEBUG(1,("ads_connect for domain %s failed: %s\n",
+ domain->name, ads_errstr(status)));
+ ads_destroy(&ads);
+
+ /* if we get ECONNREFUSED then it might be a NT4
+ server, fall back to MSRPC */
+ if (status.error_type == ADS_ERROR_SYSTEM &&
+ status.err.rc == ECONNREFUSED) {
+ DEBUG(1,("Trying MSRPC methods\n"));
+ domain->methods = &msrpc_methods;
+ }
+ return NULL;
}
- rc = ads_search(ads, &res, "(objectclass=user)", attrs);
- if (rc) {
+ /* remember our primary realm for trusted domain support */
+ if (!primary_realm) {
+ primary_realm = strdup(ads->config.realm);
+ }
+
+ domain->private = (void *)ads;
+ return ads;
+}
+
+/* useful utility */
+static void sid_from_rid(struct winbindd_domain *domain, uint32 rid, DOM_SID *sid)
+{
+ sid_copy(sid, &domain->sid);
+ sid_append_rid(sid, rid);
+}
+
+
+/* Query display info for a realm. This is the basic user list fn */
+static NTSTATUS query_user_list(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_entries,
+ WINBIND_USERINFO **info)
+{
+ ADS_STRUCT *ads = NULL;
+ const char *attrs[] = {"userPrincipalName",
+ "sAMAccountName",
+ "name", "objectSid", "primaryGroupID",
+ "sAMAccountType", NULL};
+ int i, count;
+ ADS_STATUS rc;
+ void *res = NULL;
+ void *msg = NULL;
+ NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
+
+ *num_entries = 0;
+
+ DEBUG(3,("ads: query_user_list\n"));
+
+ ads = ads_cached_connection(domain);
+ if (!ads) goto done;
+
+ rc = ads_search_retry(ads, &res, "(objectCategory=user)", attrs);
+ if (!ADS_ERR_OK(rc)) {
DEBUG(1,("query_user_list ads_search: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ goto done;
}
count = ads_count_replies(ads, res);
if (count == 0) {
DEBUG(1,("query_user_list: No users found\n"));
- return NT_STATUS_UNSUCCESSFUL;
+ goto done;
}
- (*info) = talloc(mem_ctx, count * sizeof(**info));
- if (!*info) return NT_STATUS_NO_MEMORY;
+ (*info) = talloc_zero(mem_ctx, count * sizeof(**info));
+ if (!*info) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
i = 0;
char *name, *gecos;
DOM_SID sid;
uint32 rid, group;
- uint32 account_control;
+ uint32 atype;
- if (!ads_pull_uint32(ads, msg, "userAccountControl",
- &account_control) ||
- !(account_control & UF_NORMAL_ACCOUNT)) continue;
+ if (!ads_pull_uint32(ads, msg, "sAMAccountType", &atype) ||
+ ads_atype_map(atype) != SID_NAME_USER) {
+ DEBUG(1,("Not a user account? atype=0x%x\n", atype));
+ continue;
+ }
- name = ads_pull_string(ads, mem_ctx, msg, "sAMAccountName");
+ name = ads_pull_username(ads, mem_ctx, msg);
gecos = ads_pull_string(ads, mem_ctx, msg, "name");
if (!ads_pull_sid(ads, msg, "objectSid", &sid)) {
DEBUG(1,("No sid for %s !?\n", name));
continue;
}
- if (!sid_peek_rid(&sid, &rid)) {
+ if (!sid_peek_check_rid(&domain->sid, &sid, &rid)) {
DEBUG(1,("No rid for %s !?\n", name));
continue;
}
}
(*num_entries) = i;
+ status = NT_STATUS_OK;
- ads_destroy(&ads);
+ DEBUG(3,("ads query_user_list gave %d entries\n", (*num_entries)));
- return NT_STATUS_OK;
+done:
+ if (res) ads_msgfree(ads, res);
+
+ return status;
}
/* list all domain groups */
static NTSTATUS enum_dom_groups(struct winbindd_domain *domain,
TALLOC_CTX *mem_ctx,
- uint32 *start_ndx, uint32 *num_entries,
+ uint32 *num_entries,
struct acct_info **info)
{
- ADS_STRUCT *ads;
- const char *attrs[] = {"sAMAccountName", "name", "objectSid",
+ ADS_STRUCT *ads = NULL;
+ const char *attrs[] = {"userPrincipalName", "sAMAccountName",
+ "name", "objectSid",
"sAMAccountType", NULL};
- int rc, i, count;
- void *res;
- void *msg;
+ int i, count;
+ ADS_STATUS rc;
+ void *res = NULL;
+ void *msg = NULL;
+ NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
+ uint32 group_flags;
- DEBUG(3,("ads: enum_dom_groups\n"));
-
- if ((*start_ndx) != 0) {
- DEBUG(1,("ads backend start_ndx not implemented\n"));
- return NT_STATUS_NOT_IMPLEMENTED;
- }
+ *num_entries = 0;
- ads = ads_init(NULL, NULL, NULL);
- if (!ads) {
- DEBUG(1,("ads_init failed\n"));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ DEBUG(3,("ads: enum_dom_groups\n"));
- rc = ads_connect(ads);
- if (rc) {
- DEBUG(1,("query_user_list ads_connect: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ ads = ads_cached_connection(domain);
+ if (!ads) goto done;
- rc = ads_search(ads, &res, "(objectclass=group)", attrs);
- if (rc) {
- DEBUG(1,("query_user_list ads_search: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ rc = ads_search_retry(ads, &res, "(objectCategory=group)", attrs);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1,("enum_dom_groups ads_search: %s\n", ads_errstr(rc)));
+ goto done;
}
count = ads_count_replies(ads, res);
if (count == 0) {
- DEBUG(1,("query_user_list: No users found\n"));
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(1,("enum_dom_groups: No groups found\n"));
+ goto done;
}
- (*info) = talloc(mem_ctx, count * sizeof(**info));
- if (!*info) return NT_STATUS_NO_MEMORY;
+ (*info) = talloc_zero(mem_ctx, count * sizeof(**info));
+ if (!*info) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
i = 0;
+
+ group_flags = ATYPE_GLOBAL_GROUP;
+ if ( domain->native_mode )
+ group_flags |= ATYPE_LOCAL_GROUP;
for (msg = ads_first_entry(ads, res); msg; msg = ads_next_entry(ads, msg)) {
char *name, *gecos;
uint32 rid;
uint32 account_type;
- if (!ads_pull_uint32(ads, msg, "sAMAccountType",
- &account_type) ||
- !(account_type & ATYPE_GROUP)) continue;
-
- name = ads_pull_string(ads, mem_ctx, msg, "sAMAccountName");
+ if (!ads_pull_uint32(ads, msg, "sAMAccountType", &account_type) || !(account_type & group_flags) )
+ continue;
+
+ name = ads_pull_username(ads, mem_ctx, msg);
gecos = ads_pull_string(ads, mem_ctx, msg, "name");
if (!ads_pull_sid(ads, msg, "objectSid", &sid)) {
DEBUG(1,("No sid for %s !?\n", name));
continue;
}
- if (!sid_peek_rid(&sid, &rid)) {
+ if (!sid_peek_check_rid(&domain->sid, &sid, &rid)) {
DEBUG(1,("No rid for %s !?\n", name));
continue;
}
(*num_entries) = i;
- ads_destroy(&ads);
+ status = NT_STATUS_OK;
- return NT_STATUS_OK;
+ DEBUG(3,("ads enum_dom_groups gave %d entries\n", (*num_entries)));
+
+done:
+ if (res) ads_msgfree(ads, res);
+
+ return status;
}
+/* list all domain local groups */
+static NTSTATUS enum_local_groups(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_entries,
+ struct acct_info **info)
+{
+ /*
+ * This is a stub function only as we returned the domain
+ * ocal groups in enum_dom_groups() if the domain->native field
+ * was true. This is a simple performance optimization when
+ * using LDAP.
+ *
+ * if we ever need to enumerate domain local groups separately,
+ * then this the optimization in enum_dom_groups() will need
+ * to be split out
+ */
+ *num_entries = 0;
+
+ return NT_STATUS_OK;
+}
/* convert a single name to a sid in a domain */
static NTSTATUS name_to_sid(struct winbindd_domain *domain,
enum SID_NAME_USE *type)
{
ADS_STRUCT *ads;
- const char *attrs[] = {"objectSid", "sAMAccountType", NULL};
- int rc, count;
- void *res;
- char *exp;
- uint32 t;
- fstring name2, dom2;
-
- /* sigh. Need to fix interface to give us a raw name */
- if (!parse_domain_user(name, dom2, name2))
- return NT_STATUS_UNSUCCESSFUL;
DEBUG(3,("ads: name_to_sid\n"));
- ads = ads_init(NULL, NULL, NULL);
- if (!ads) {
- DEBUG(1,("ads_init failed\n"));
+ ads = ads_cached_connection(domain);
+ if (!ads)
return NT_STATUS_UNSUCCESSFUL;
- }
- rc = ads_connect(ads);
- if (rc) {
- DEBUG(1,("name_to_sid ads_connect: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ return ads_name_to_sid(ads, name, sid, type);
+}
- asprintf(&exp, "(sAMAccountName=%s)", name2);
- rc = ads_search(ads, &res, exp, attrs);
- free(exp);
- if (rc) {
- DEBUG(1,("name_to_sid ads_search: %s\n", ads_errstr(rc)));
+/* convert a sid to a user or group name */
+static NTSTATUS sid_to_name(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ DOM_SID *sid,
+ char **name,
+ enum SID_NAME_USE *type)
+{
+ ADS_STRUCT *ads = NULL;
+ DEBUG(3,("ads: sid_to_name\n"));
+ ads = ads_cached_connection(domain);
+ if (!ads)
return NT_STATUS_UNSUCCESSFUL;
- }
- count = ads_count_replies(ads, res);
- if (count != 1) {
- DEBUG(1,("name_to_sid: %s not found\n", name));
- return NT_STATUS_UNSUCCESSFUL;
+ return ads_sid_to_name(ads, mem_ctx, sid, name, type);
+}
+
+
+/* convert a DN to a name, rid and name type
+ this might become a major speed bottleneck if groups have
+ lots of users, in which case we could cache the results
+*/
+static BOOL dn_lookup(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx,
+ const char *dn,
+ char **name, uint32 *name_type, uint32 *rid)
+{
+ char *exp;
+ void *res = NULL;
+ const char *attrs[] = {"userPrincipalName", "sAMAccountName",
+ "objectSid", "sAMAccountType", NULL};
+ ADS_STATUS rc;
+ uint32 atype;
+ DOM_SID sid;
+ char *escaped_dn = escape_ldap_string_alloc(dn);
+
+ if (!escaped_dn) {
+ return False;
}
- if (!ads_pull_sid(ads, res, "objectSid", sid)) {
- DEBUG(1,("No sid for %s !?\n", name));
- return NT_STATUS_UNSUCCESSFUL;
+ asprintf(&exp, "(distinguishedName=%s)", dn);
+ rc = ads_search_retry(ads, &res, exp, attrs);
+ SAFE_FREE(exp);
+ SAFE_FREE(escaped_dn);
+
+ if (!ADS_ERR_OK(rc)) {
+ goto failed;
}
- if (!ads_pull_uint32(ads, res, "sAMAccountType", &t)) {
- DEBUG(1,("No sAMAccountType for %s !?\n", name));
- return NT_STATUS_UNSUCCESSFUL;
+ (*name) = ads_pull_username(ads, mem_ctx, res);
+
+ if (!ads_pull_uint32(ads, res, "sAMAccountType", &atype)) {
+ goto failed;
}
+ (*name_type) = ads_atype_map(atype);
- switch (t & 0xF0000000) {
- case ATYPE_GROUP:
- *type = SID_NAME_DOM_GRP;
- break;
- case ATYPE_USER:
- *type = SID_NAME_USER;
- break;
- default:
- DEBUG(1,("hmm, need to map account type 0x%x\n", t));
- *type = SID_NAME_UNKNOWN;
- break;
+ if (!ads_pull_sid(ads, res, "objectSid", &sid) ||
+ !sid_peek_rid(&sid, rid)) {
+ goto failed;
}
- ads_destroy(&ads);
+ if (res) ads_msgfree(ads, res);
+ return True;
- return NT_STATUS_OK;
+failed:
+ if (res) ads_msgfree(ads, res);
+ return False;
}
-/* Lookup user information from a rid or username. */
+/* Lookup user information from a rid */
static NTSTATUS query_user(struct winbindd_domain *domain,
TALLOC_CTX *mem_ctx,
- const char *user_name, uint32 user_rid,
+ uint32 user_rid,
WINBIND_USERINFO *info)
{
- ADS_STRUCT *ads;
- const char *attrs[] = {"sAMAccountName", "name", "objectSid", "primaryGroupID",
- "userAccountControl", NULL};
- int rc, count;
- void *msg;
+ ADS_STRUCT *ads = NULL;
+ const char *attrs[] = {"userPrincipalName",
+ "sAMAccountName",
+ "name", "objectSid",
+ "primaryGroupID", NULL};
+ ADS_STATUS rc;
+ int count;
+ void *msg = NULL;
char *exp;
DOM_SID sid;
- fstring dom2, name2;
+ char *sidstr;
+ NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
- /* sigh. Need to fix interface to give us a raw name */
- if (!parse_domain_user(user_name, dom2, name2))
- return NT_STATUS_UNSUCCESSFUL;
-
DEBUG(3,("ads: query_user\n"));
- ads = ads_init(NULL, NULL, NULL);
- if (!ads) {
- DEBUG(1,("ads_init failed\n"));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ sid_from_rid(domain, user_rid, &sid);
- rc = ads_connect(ads);
- if (rc) {
- DEBUG(1,("query_user ads_connect: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ ads = ads_cached_connection(domain);
+ if (!ads) goto done;
- asprintf(&exp, "(sAMAccountName=%s)", name2);
- rc = ads_search(ads, &msg, exp, attrs);
+ sidstr = sid_binstring(&sid);
+ asprintf(&exp, "(objectSid=%s)", sidstr);
+ rc = ads_search_retry(ads, &msg, exp, attrs);
free(exp);
- if (rc) {
- DEBUG(1,("query_user(%s) ads_search: %s\n", user_name, ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ free(sidstr);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1,("query_user(rid=%d) ads_search: %s\n", user_rid, ads_errstr(rc)));
+ goto done;
}
count = ads_count_replies(ads, msg);
if (count != 1) {
- DEBUG(1,("query_user(%s): Not found\n", user_name));
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(1,("query_user(rid=%d): Not found\n", user_rid));
+ goto done;
}
- info->acct_name = ads_pull_string(ads, mem_ctx, msg, "sAMAccountName");
+ info->acct_name = ads_pull_username(ads, mem_ctx, msg);
info->full_name = ads_pull_string(ads, mem_ctx, msg, "name");
if (!ads_pull_sid(ads, msg, "objectSid", &sid)) {
- DEBUG(1,("No sid for %s !?\n", user_name));
- goto error;
+ DEBUG(1,("No sid for %d !?\n", user_rid));
+ goto done;
}
if (!ads_pull_uint32(ads, msg, "primaryGroupID", &info->group_rid)) {
- DEBUG(1,("No primary group for %s !?\n", user_name));
- goto error;
+ DEBUG(1,("No primary group for %d !?\n", user_rid));
+ goto done;
}
- if (!sid_peek_rid(&sid, &info->user_rid)) {
- DEBUG(1,("No rid for %s !?\n", user_name));
- goto error;
+ if (!sid_peek_check_rid(&domain->sid,&sid, &info->user_rid)) {
+ DEBUG(1,("No rid for %d !?\n", user_rid));
+ goto done;
}
- ads_destroy(&ads);
+ status = NT_STATUS_OK;
- return NT_STATUS_OK;
-error:
- ads_destroy(&ads);
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(3,("ads query_user gave %s\n", info->acct_name));
+done:
+ if (msg) ads_msgfree(ads, msg);
+
+ return status;
}
+
/* Lookup groups a user is a member of. */
static NTSTATUS lookup_usergroups(struct winbindd_domain *domain,
TALLOC_CTX *mem_ctx,
- const char *user_name, uint32 user_rid,
+ uint32 user_rid,
uint32 *num_groups, uint32 **user_gids)
{
- ADS_STRUCT *ads;
+ ADS_STRUCT *ads = NULL;
const char *attrs[] = {"distinguishedName", NULL};
const char *attrs2[] = {"tokenGroups", "primaryGroupID", NULL};
- int rc, count;
- void *msg;
+ ADS_STATUS rc;
+ int count;
+ void *msg = NULL;
char *exp;
char *user_dn;
DOM_SID *sids;
int i;
uint32 primary_group;
+ DOM_SID sid;
+ char *sidstr;
+ NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
+
+ *num_groups = 0;
DEBUG(3,("ads: lookup_usergroups\n"));
(*num_groups) = 0;
- ads = ads_init(NULL, NULL, NULL);
- if (!ads) {
- DEBUG(1,("ads_init failed\n"));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ sid_from_rid(domain, user_rid, &sid);
- rc = ads_connect(ads);
- if (rc) {
- DEBUG(1,("lookup_usergroups ads_connect: %s\n", ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
- }
+ ads = ads_cached_connection(domain);
+ if (!ads) goto done;
- asprintf(&exp, "(sAMAccountName=%s)", user_name);
- rc = ads_search(ads, &msg, exp, attrs);
+ sidstr = sid_binstring(&sid);
+ asprintf(&exp, "(objectSid=%s)", sidstr);
+ rc = ads_search_retry(ads, &msg, exp, attrs);
free(exp);
- if (rc) {
- DEBUG(1,("lookup_usergroups(%s) ads_search: %s\n", user_name, ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ free(sidstr);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1,("lookup_usergroups(rid=%d) ads_search: %s\n", user_rid, ads_errstr(rc)));
+ goto done;
}
user_dn = ads_pull_string(ads, mem_ctx, msg, "distinguishedName");
- rc = ads_search_dn(ads, &msg, user_dn, attrs2);
- if (rc) {
- DEBUG(1,("lookup_usergroups(%s) ads_search tokenGroups: %s\n", user_name, ads_errstr(rc)));
- return NT_STATUS_UNSUCCESSFUL;
+ if (msg) ads_msgfree(ads, msg);
+
+ rc = ads_search_retry_dn(ads, &msg, user_dn, attrs2);
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1,("lookup_usergroups(rid=%d) ads_search tokenGroups: %s\n", user_rid, ads_errstr(rc)));
+ goto done;
}
if (!ads_pull_uint32(ads, msg, "primaryGroupID", &primary_group)) {
- DEBUG(1,("No primary group for %s !?\n", user_name));
- return NT_STATUS_UNSUCCESSFUL;
+ DEBUG(1,("%s: No primary group for rid=%d !?\n", domain->name, user_rid));
+ goto done;
}
count = ads_pull_sids(ads, mem_ctx, msg, "tokenGroups", &sids) + 1;
- (*user_gids) = (uint32 *)talloc(mem_ctx, sizeof(uint32) * count);
+ (*user_gids) = (uint32 *)talloc_zero(mem_ctx, sizeof(uint32) * count);
(*user_gids)[(*num_groups)++] = primary_group;
for (i=1;i<count;i++) {
uint32 rid;
- if (!sid_peek_rid(&sids[i-1], &rid)) continue;
+ if (!sid_peek_check_rid(&domain->sid, &sids[i-1], &rid)) continue;
(*user_gids)[*num_groups] = rid;
(*num_groups)++;
}
- ads_destroy(&ads);
- return NT_STATUS_OK;
+ status = NT_STATUS_OK;
+ DEBUG(3,("ads lookup_usergroups for rid=%d\n", user_rid));
+done:
+ if (msg) ads_msgfree(ads, msg);
+
+ return status;
+}
+
+/*
+ find the members of a group, given a group rid and domain
+ */
+static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 group_rid, uint32 *num_names,
+ uint32 **rid_mem, char ***names,
+ uint32 **name_types)
+{
+ DOM_SID group_sid;
+ ADS_STATUS rc;
+ int count;
+ void *res=NULL;
+ ADS_STRUCT *ads = NULL;
+ char *exp;
+ NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
+ char *sidstr;
+ const char *attrs[] = {"member", NULL};
+ char **members;
+ int i, num_members;
+
+ *num_names = 0;
+
+ ads = ads_cached_connection(domain);
+ if (!ads) goto done;
+
+ sid_from_rid(domain, group_rid, &group_sid);
+ sidstr = sid_binstring(&group_sid);
+
+ /* search for all members of the group */
+ asprintf(&exp, "(objectSid=%s)",sidstr);
+ rc = ads_search_retry(ads, &res, exp, attrs);
+ free(exp);
+ free(sidstr);
+
+ if (!ADS_ERR_OK(rc)) {
+ DEBUG(1,("query_user_list ads_search: %s\n", ads_errstr(rc)));
+ goto done;
+ }
+
+ count = ads_count_replies(ads, res);
+ if (count == 0) {
+ status = NT_STATUS_OK;
+ goto done;
+ }
+
+ members = ads_pull_strings(ads, mem_ctx, res, "member");
+ if (!members) {
+ /* no members? ok ... */
+ status = NT_STATUS_OK;
+ goto done;
+ }
+
+ /* now we need to turn a list of members into rids, names and name types
+ the problem is that the members are in the form of distinguised names
+ */
+ for (i=0;members[i];i++) /* noop */ ;
+ num_members = i;
+
+ (*rid_mem) = talloc_zero(mem_ctx, sizeof(uint32) * num_members);
+ (*name_types) = talloc_zero(mem_ctx, sizeof(uint32) * num_members);
+ (*names) = talloc_zero(mem_ctx, sizeof(char *) * num_members);
+
+ for (i=0;i<num_members;i++) {
+ uint32 name_type, rid;
+ char *name;
+
+ if (dn_lookup(ads, mem_ctx, members[i], &name, &name_type, &rid)) {
+ (*names)[*num_names] = name;
+ (*name_types)[*num_names] = name_type;
+ (*rid_mem)[*num_names] = rid;
+ (*num_names)++;
+ }
+ }
+
+ status = NT_STATUS_OK;
+ DEBUG(3,("ads lookup_groupmem for rid=%d\n", group_rid));
+done:
+ if (res) ads_msgfree(ads, res);
+
+ return status;
+}
+
+
+/* find the sequence number for a domain */
+static NTSTATUS sequence_number(struct winbindd_domain *domain, uint32 *seq)
+{
+ ADS_STRUCT *ads = NULL;
+ ADS_STATUS rc;
+
+ *seq = DOM_SEQUENCE_NONE;
+
+ ads = ads_cached_connection(domain);
+ if (!ads) return NT_STATUS_UNSUCCESSFUL;
+
+ rc = ads_USN(ads, seq);
+ if (!ADS_ERR_OK(rc)) {
+ /* its a dead connection */
+ ads_destroy(&ads);
+ domain->private = NULL;
+ }
+ return ads_ntstatus(rc);
+}
+
+/* get a list of trusted domains */
+static NTSTATUS trusted_domains(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_domains,
+ char ***names,
+ char ***alt_names,
+ DOM_SID **dom_sids)
+{
+ ADS_STRUCT *ads;
+ ADS_STATUS rc;
+
+ *num_domains = 0;
+ *names = NULL;
+
+ ads = ads_cached_connection(domain);
+ if (!ads) return NT_STATUS_UNSUCCESSFUL;
+
+ rc = ads_trusted_domains(ads, mem_ctx, num_domains, names, alt_names, dom_sids);
+
+ return ads_ntstatus(rc);
+}
+
+/* find the domain sid for a domain */
+static NTSTATUS domain_sid(struct winbindd_domain *domain, DOM_SID *sid)
+{
+ ADS_STRUCT *ads;
+ ADS_STATUS rc;
+
+ ads = ads_cached_connection(domain);
+ if (!ads) return NT_STATUS_UNSUCCESSFUL;
+
+ rc = ads_domain_sid(ads, sid);
+
+ if (!ADS_ERR_OK(rc)) {
+ /* its a dead connection */
+ ads_destroy(&ads);
+ domain->private = NULL;
+ }
+
+ return ads_ntstatus(rc);
+}
+
+
+/* find alternate names list for the domain - for ADS this is the
+ netbios name */
+static NTSTATUS alternate_name(struct winbindd_domain *domain)
+{
+ ADS_STRUCT *ads;
+ ADS_STATUS rc;
+ TALLOC_CTX *ctx;
+ char *workgroup;
+
+ ads = ads_cached_connection(domain);
+ if (!ads) return NT_STATUS_UNSUCCESSFUL;
+
+ if (!(ctx = talloc_init("alternate_name"))) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ rc = ads_workgroup_name(ads, ctx, &workgroup);
+
+ if (ADS_ERR_OK(rc)) {
+ fstrcpy(domain->name, workgroup);
+ fstrcpy(domain->alt_name, ads->config.realm);
+ strupper(domain->alt_name);
+ strupper(domain->name);
+ }
+
+ talloc_destroy(ctx);
+
+ return ads_ntstatus(rc);
}
/* the ADS backend methods are exposed via this structure */
struct winbindd_methods ads_methods = {
+ True,
query_user_list,
enum_dom_groups,
+ enum_local_groups,
name_to_sid,
- /* I can't see a good way to do a sid to name mapping with ldap,
- and MS servers always allow RPC for this (even in native mode) so
- just use RPC for sid_to_name. Maybe that's why they allow it? */
- winbindd_rpc_sid_to_name,
+ sid_to_name,
query_user,
- lookup_usergroups
+ lookup_usergroups,
+ lookup_groupmem,
+ sequence_number,
+ trusted_domains,
+ domain_sid,
+ alternate_name
};
#endif