#include "../librpc/gen_ndr/samr.h"
#include "../librpc/gen_ndr/drsblobs.h"
#include "../librpc/gen_ndr/ndr_drsblobs.h"
-#include "memcache.h"
+#include "../librpc/gen_ndr/idmap.h"
+#include "../lib/util/memcache.h"
#include "nsswitch/winbind_client.h"
#include "../libcli/security/security.h"
#include "../lib/util/util_pw.h"
+#include "passdb/pdb_secrets.h"
+#include "lib/util_sid_passdb.h"
+#include "idmap_cache.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_PASSDB
static bool lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
const char **name,
enum lsa_SidType *psid_name_use,
- union unid_t *unix_id);
+ uid_t *uid, gid_t *gid);
NTSTATUS smb_register_passdb(int version, const char *name, pdb_init_function init)
{
* smb_idle_event_list that used to exist in lib/module.c. -- VL
*/
-static struct event_context *pdb_event_ctx;
+static struct tevent_context *pdb_tevent_ctx;
-struct event_context *pdb_get_event_context(void)
+struct tevent_context *pdb_get_tevent_context(void)
{
- return pdb_event_ctx;
+ return pdb_tevent_ctx;
}
/******************************************************************
static struct pdb_methods *pdb = NULL;
if ( pdb && reload ) {
- pdb->free_private_data( &(pdb->private_data) );
+ if (pdb->free_private_data != NULL) {
+ pdb->free_private_data( &(pdb->private_data) );
+ }
if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
- char *msg = NULL;
- if (asprintf(&msg, "pdb_get_methods_reload: "
- "failed to get pdb methods for backend %s\n",
- lp_passdb_backend()) > 0) {
- smb_panic(msg);
- } else {
- smb_panic("pdb_get_methods_reload");
- }
+ return NULL;
}
}
if ( !pdb ) {
if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
- char *msg = NULL;
- if (asprintf(&msg, "pdb_get_methods_reload: "
- "failed to get pdb methods for backend %s\n",
- lp_passdb_backend()) > 0) {
- smb_panic(msg);
- } else {
- smb_panic("pdb_get_methods_reload");
- }
+ return NULL;
}
}
static struct pdb_methods *pdb_get_methods(void)
{
- return pdb_get_methods_reload(False);
+ struct pdb_methods *pdb;
+
+ pdb = pdb_get_methods_reload(false);
+ if (!pdb) {
+ char *msg = NULL;
+ if (asprintf(&msg, "pdb_get_methods: "
+ "failed to get pdb methods for backend %s\n",
+ lp_passdb_backend()) > 0) {
+ smb_panic(msg);
+ } else {
+ smb_panic("pdb_get_methods");
+ }
+ }
+
+ return pdb;
}
struct pdb_domain_info *pdb_get_domain_info(TALLOC_CTX *mem_ctx)
{
struct passwd *pwd;
NTSTATUS result;
- const char *guestname = lp_guestaccount();
+ const char *guestname = lp_guest_account();
pwd = Get_Pwnam_alloc(talloc_tos(), guestname);
if (pwd == NULL) {
fstring name2;
if ((acb_info & ACB_NORMAL) && name[strlen(name)-1] != '$') {
- add_script = talloc_strdup(tmp_ctx,
- lp_adduser_script());
+ add_script = lp_add_user_script(tmp_ctx);
} else {
- add_script = talloc_strdup(tmp_ctx,
- lp_addmachine_script());
+ add_script = lp_add_machine_script(tmp_ctx);
}
if (!add_script || add_script[0] == '\0') {
/* lowercase the username before creating the Unix account for
compatibility with previous Samba releases */
fstrcpy( name2, name );
- strlower_m( name2 );
+ if (!strlower_m( name2 )) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
add_script = talloc_all_string_sub(tmp_ctx,
add_script,
"%u",
return -1;
}
- del_script = talloc_strdup(talloc_tos(), lp_deluser_script());
+ del_script = lp_delete_user_script(talloc_tos());
if (!del_script || !*del_script) {
return -1;
}
external scripts */
fstrcpy( username, pdb_get_username(sam_acct) );
- strlower_m( username );
+ if (!strlower_m( username )) {
+ return status;
+ }
smb_delete_user( username );
return pdb->lookup_rids(pdb, domain_sid, num_rids, rids, names, attrs);
}
-/*
- * NOTE: pdb_lookup_names is currently (2007-01-12) not used anywhere
- * in the samba code.
- * Unlike _lsa_lookup_sids and _samr_lookup_rids, which eventually
- * also ask pdb_lookup_rids, thus looking up a bunch of rids at a time,
- * the pdb_ calls _lsa_lookup_names and _samr_lookup_names come
- * down to are pdb_getsampwnam and pdb_getgrnam instead of
- * pdb_lookup_names.
- * But in principle, it the call belongs to the API and might get
- * used in this context some day.
- */
-#if 0
-NTSTATUS pdb_lookup_names(const struct dom_sid *domain_sid,
- int num_names,
- const char **names,
- uint32_t *rids,
- enum lsa_SidType *attrs)
-{
- struct pdb_methods *pdb = pdb_get_methods();
- return pdb->lookup_names(pdb, domain_sid, num_names, names, rids, attrs);
-}
-#endif
-
bool pdb_get_account_policy(enum pdb_policy_type type, uint32_t *value)
{
struct pdb_methods *pdb = pdb_get_methods();
return NT_STATUS_IS_OK(pdb->get_seq_num(pdb, seq_num));
}
-bool pdb_uid_to_sid(uid_t uid, struct dom_sid *sid)
+/*
+ * Instead of passing down a gid or uid, this function sends down a pointer
+ * to a unixid.
+ *
+ * This acts as an in-out variable so that the idmap functions can correctly
+ * receive ID_TYPE_BOTH, filling in cache details correctly rather than forcing
+ * the cache to store ID_TYPE_UID or ID_TYPE_GID.
+ */
+bool pdb_id_to_sid(struct unixid *id, struct dom_sid *sid)
{
struct pdb_methods *pdb = pdb_get_methods();
- return pdb->uid_to_sid(pdb, uid, sid);
-}
+ bool ret;
-bool pdb_gid_to_sid(gid_t gid, struct dom_sid *sid)
-{
- struct pdb_methods *pdb = pdb_get_methods();
- return pdb->gid_to_sid(pdb, gid, sid);
+ ret = pdb->id_to_sid(pdb, id, sid);
+
+ if (ret == true) {
+ idmap_cache_set_sid2unixid(sid, id);
+ }
+
+ return ret;
}
-bool pdb_sid_to_id(const struct dom_sid *sid, union unid_t *id,
- enum lsa_SidType *type)
+bool pdb_sid_to_id(const struct dom_sid *sid, struct unixid *id)
{
struct pdb_methods *pdb = pdb_get_methods();
- return pdb->sid_to_id(pdb, sid, id, type);
+ bool ret;
+
+ /* only ask the backend if it is responsible */
+ if (!sid_check_object_is_for_passdb(sid)) {
+ return false;
+ }
+
+ ret = pdb->sid_to_id(pdb, sid, id);
+
+ if (ret == true) {
+ idmap_cache_set_sid2unixid(sid, id);
+ }
+
+ return ret;
}
uint32_t pdb_capabilities(void)
/* validate that the RID is not in use */
- if ( lookup_global_sam_rid( ctx, allocated_rid, &name, &type, NULL ) ) {
+ if (lookup_global_sam_rid(ctx, allocated_rid, &name, &type, NULL, NULL)) {
allocated_rid = 0;
}
}
If uninitialised, context will auto-init on first use.
***************************************************************/
-bool initialize_password_db(bool reload, struct event_context *event_ctx)
+bool initialize_password_db(bool reload, struct tevent_context *tevent_ctx)
{
- pdb_event_ctx = event_ctx;
+ if (tevent_ctx) {
+ pdb_tevent_ctx = tevent_ctx;
+ }
return (pdb_get_methods_reload(reload) != NULL);
}
-
/***************************************************************************
Default implementations of some functions.
****************************************************************************/
struct passwd *unix_pw;
bool ret;
- unix_pw = sys_getpwuid( uid );
+ unix_pw = getpwuid( uid );
if ( !unix_pw ) {
DEBUG(4,("pdb_default_uid_to_sid: host has no idea of uid "
return true;
}
+static bool pdb_default_id_to_sid(struct pdb_methods *methods, struct unixid *id,
+ struct dom_sid *sid)
+{
+ switch (id->type) {
+ case ID_TYPE_UID:
+ return pdb_default_uid_to_sid(methods, id->id, sid);
+
+ case ID_TYPE_GID:
+ return pdb_default_gid_to_sid(methods, id->id, sid);
+
+ default:
+ return false;
+ }
+}
+/**
+ * The "Unix User" and "Unix Group" domains have a special
+ * id mapping that is a rid-algorithm with range starting at 0.
+ */
+bool pdb_sid_to_id_unix_users_and_groups(const struct dom_sid *sid,
+ struct unixid *id)
+{
+ uint32_t rid;
+
+ id->id = -1;
+
+ if (sid_peek_check_rid(&global_sid_Unix_Users, sid, &rid)) {
+ id->id = rid;
+ id->type = ID_TYPE_UID;
+ return true;
+ }
+
+ if (sid_peek_check_rid(&global_sid_Unix_Groups, sid, &rid)) {
+ id->id = rid;
+ id->type = ID_TYPE_GID;
+ return true;
+ }
+
+ return false;
+}
+
static bool pdb_default_sid_to_id(struct pdb_methods *methods,
const struct dom_sid *sid,
- union unid_t *id, enum lsa_SidType *type)
+ struct unixid *id)
{
TALLOC_CTX *mem_ctx;
bool ret = False;
- const char *name;
uint32_t rid;
+ id->id = -1;
mem_ctx = talloc_new(NULL);
}
if (sid_peek_check_rid(get_global_sam_sid(), sid, &rid)) {
+ const char *name;
+ enum lsa_SidType type;
+ uid_t uid;
+ gid_t gid;
/* Here we might have users as well as groups and aliases */
- ret = lookup_global_sam_rid(mem_ctx, rid, &name, type, id);
+ ret = lookup_global_sam_rid(mem_ctx, rid, &name, &type, &uid, &gid);
+ if (ret) {
+ switch (type) {
+ case SID_NAME_DOM_GRP:
+ case SID_NAME_ALIAS:
+ id->type = ID_TYPE_GID;
+ id->id = gid;
+ break;
+ case SID_NAME_USER:
+ id->type = ID_TYPE_UID;
+ id->id = uid;
+ break;
+ default:
+ DEBUG(5, ("SID %s belongs to our domain, and "
+ "an object exists in the database, "
+ "but it is neither a user nor a "
+ "group (got type %d).\n",
+ sid_string_dbg(sid), type));
+ ret = false;
+ }
+ } else {
+ DEBUG(5, ("SID %s belongs to our domain, but there is "
+ "no corresponding object in the database.\n",
+ sid_string_dbg(sid)));
+ }
goto done;
}
- /* check for "Unix User" */
-
- if ( sid_peek_check_rid(&global_sid_Unix_Users, sid, &rid) ) {
- id->uid = rid;
- *type = SID_NAME_USER;
- ret = True;
- goto done;
- }
-
- /* check for "Unix Group" */
-
- if ( sid_peek_check_rid(&global_sid_Unix_Groups, sid, &rid) ) {
- id->gid = rid;
- *type = SID_NAME_ALIAS;
- ret = True;
- goto done;
+ /*
+ * "Unix User" and "Unix Group"
+ */
+ ret = pdb_sid_to_id_unix_users_and_groups(sid, id);
+ if (ret == true) {
+ goto done;
}
/* BUILTIN */
goto done;
}
- id->gid = map->gid;
- *type = SID_NAME_ALIAS;
+ id->id = map->gid;
+ id->type = ID_TYPE_GID;
ret = True;
goto done;
}
uid_to_sid(&sid, uids[i]);
- if (!sid_check_is_in_our_domain(&sid)) {
+ if (!sid_check_is_in_our_sam(&sid)) {
DEBUG(5, ("Inconsistent SAM -- group member uid not "
"in our domain\n"));
continue;
static bool lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32_t rid,
const char **name,
enum lsa_SidType *psid_name_use,
- union unid_t *unix_id)
+ uid_t *uid, gid_t *gid)
{
struct samu *sam_account = NULL;
GROUP_MAP *map = NULL;
TALLOC_FREE(sam_account);
- if (unix_id == NULL) {
+ if (uid == NULL) {
return True;
}
if (pw == NULL) {
return False;
}
- unix_id->uid = pw->pw_uid;
+ *uid = pw->pw_uid;
TALLOC_FREE(pw);
return True;
*name = talloc_steal(mem_ctx, map->nt_name);
*psid_name_use = map->sid_name_use;
- if ( unix_id ) {
- unix_id->gid = map->gid;
+ if (gid) {
+ *gid = map->gid;
}
TALLOC_FREE(map);
/* Windows will always map RID 513 to something. On a non-domain
controller, this gets mapped to SERVER\None. */
- if ( unix_id ) {
+ if (uid || gid) {
DEBUG(5, ("Can't find a unix id for an unmapped group\n"));
return False;
}
}
/* Should not happen, but better check once too many */
- if (!sid_check_is_domain(domain_sid)) {
+ if (!sid_check_is_our_sam(domain_sid)) {
return NT_STATUS_INVALID_HANDLE;
}
const char *name;
if (lookup_global_sam_rid(names, rids[i], &name, &attrs[i],
- NULL)) {
+ NULL, NULL)) {
if (name == NULL) {
return NT_STATUS_NO_MEMORY;
}
return result;
}
-#if 0
-static NTSTATUS pdb_default_lookup_names(struct pdb_methods *methods,
- const struct dom_sid *domain_sid,
- int num_names,
- const char **names,
- uint32_t *rids,
- enum lsa_SidType *attrs)
-{
- int i;
- NTSTATUS result;
- bool have_mapped = False;
- bool have_unmapped = False;
-
- if (sid_check_is_builtin(domain_sid)) {
-
- for (i=0; i<num_names; i++) {
- uint32_t rid;
-
- if (lookup_builtin_name(names[i], &rid)) {
- attrs[i] = SID_NAME_ALIAS;
- rids[i] = rid;
- DEBUG(5,("lookup_rids: %s:%d\n",
- names[i], attrs[i]));
- have_mapped = True;
- } else {
- have_unmapped = True;
- attrs[i] = SID_NAME_UNKNOWN;
- }
- }
- goto done;
- }
-
- /* Should not happen, but better check once too many */
- if (!sid_check_is_domain(domain_sid)) {
- return NT_STATUS_INVALID_HANDLE;
- }
-
- for (i = 0; i < num_names; i++) {
- if (lookup_global_sam_name(names[i], 0, &rids[i], &attrs[i])) {
- DEBUG(5,("lookup_names: %s-> %d:%d\n", names[i],
- rids[i], attrs[i]));
- have_mapped = True;
- } else {
- have_unmapped = True;
- attrs[i] = SID_NAME_UNKNOWN;
- }
- }
-
- done:
-
- result = NT_STATUS_NONE_MAPPED;
-
- if (have_mapped)
- result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
-
- return result;
-}
-#endif
-
static int pdb_search_destructor(struct pdb_search *search)
{
if ((!search->search_ended) && (search->search_end != NULL)) {
return NULL;
}
+/*****************************************************************
+ UPN suffixes
+ *****************************************************************/
+static NTSTATUS pdb_default_enum_upn_suffixes(struct pdb_methods *pdb,
+ TALLOC_CTX *mem_ctx,
+ uint32_t *num_suffixes,
+ char ***suffixes)
+{
+ return NT_STATUS_NOT_IMPLEMENTED;
+}
+
+static NTSTATUS pdb_default_set_upn_suffixes(struct pdb_methods *pdb,
+ uint32_t num_suffixes,
+ const char **suffixes)
+{
+ return NT_STATUS_NOT_IMPLEMENTED;
+}
+
+NTSTATUS pdb_enum_upn_suffixes(TALLOC_CTX *mem_ctx,
+ uint32_t *num_suffixes,
+ char ***suffixes)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->enum_upn_suffixes(pdb, mem_ctx, num_suffixes, suffixes);
+}
+
+NTSTATUS pdb_set_upn_suffixes(uint32_t num_suffixes,
+ const char **suffixes)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->set_upn_suffixes(pdb, num_suffixes, suffixes);
+}
+
+/*******************************************************************
+ idmap control methods
+ *******************************************************************/
+static bool pdb_default_is_responsible_for_our_sam(
+ struct pdb_methods *methods)
+{
+ return true;
+}
+
+static bool pdb_default_is_responsible_for_builtin(
+ struct pdb_methods *methods)
+{
+ return true;
+}
+
+static bool pdb_default_is_responsible_for_wellknown(
+ struct pdb_methods *methods)
+{
+ return false;
+}
+
+static bool pdb_default_is_responsible_for_unix_users(
+ struct pdb_methods *methods)
+{
+ return true;
+}
+
+static bool pdb_default_is_responsible_for_unix_groups(
+ struct pdb_methods *methods)
+{
+ return true;
+}
+
+static bool pdb_default_is_responsible_for_everything_else(
+ struct pdb_methods *methods)
+{
+ return false;
+}
+
+bool pdb_is_responsible_for_our_sam(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_our_sam(pdb);
+}
+
+bool pdb_is_responsible_for_builtin(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_builtin(pdb);
+}
+
+bool pdb_is_responsible_for_wellknown(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_wellknown(pdb);
+}
+
+bool pdb_is_responsible_for_unix_users(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_unix_users(pdb);
+}
+
+bool pdb_is_responsible_for_unix_groups(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_unix_groups(pdb);
+}
+
+bool pdb_is_responsible_for_everything_else(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->is_responsible_for_everything_else(pdb);
+}
+
/*******************************************************************
secret methods
*******************************************************************/
(*methods)->get_account_policy = pdb_default_get_account_policy;
(*methods)->set_account_policy = pdb_default_set_account_policy;
(*methods)->get_seq_num = pdb_default_get_seq_num;
- (*methods)->uid_to_sid = pdb_default_uid_to_sid;
- (*methods)->gid_to_sid = pdb_default_gid_to_sid;
+ (*methods)->id_to_sid = pdb_default_id_to_sid;
(*methods)->sid_to_id = pdb_default_sid_to_id;
(*methods)->search_groups = pdb_default_search_groups;
(*methods)->set_secret = pdb_default_set_secret;
(*methods)->delete_secret = pdb_default_delete_secret;
+ (*methods)->enum_upn_suffixes = pdb_default_enum_upn_suffixes;
+ (*methods)->set_upn_suffixes = pdb_default_set_upn_suffixes;
+
+ (*methods)->is_responsible_for_our_sam =
+ pdb_default_is_responsible_for_our_sam;
+ (*methods)->is_responsible_for_builtin =
+ pdb_default_is_responsible_for_builtin;
+ (*methods)->is_responsible_for_wellknown =
+ pdb_default_is_responsible_for_wellknown;
+ (*methods)->is_responsible_for_unix_users =
+ pdb_default_is_responsible_for_unix_users;
+ (*methods)->is_responsible_for_unix_groups =
+ pdb_default_is_responsible_for_unix_groups;
+ (*methods)->is_responsible_for_everything_else =
+ pdb_default_is_responsible_for_everything_else;
+
return NT_STATUS_OK;
}