Copyright (C) Andrew Bartlett 2002
Copyright (C) Jelmer Vernooij 2002
Copyright (C) Simo Sorce 2003
+ Copyright (C) Volker Lendecke 2006
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
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_PASSDB
+/* Cache of latest SAM lookup query */
+
+static struct samu *csamuser = NULL;
+
+static_decl_pdb;
+
static struct pdb_init_function_entry *backends = NULL;
static void lazy_initialize_passdb(void)
{
static BOOL initialized = False;
- if(initialized)return;
+ if(initialized) {
+ return;
+ }
static_init_pdb;
initialized = True;
}
-static struct pdb_init_function_entry *pdb_find_backend_entry(const char *name);
-
+static BOOL lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
+ const char **name,
+ enum SID_NAME_USE *psid_name_use,
+ union unid_t *unix_id);
/*******************************************************************
Clean up uninitialised passwords. The only way to tell
that these values are not 'real' is that they do not
time, such LDAP with a missing attribute would produce.
********************************************************************/
-static void pdb_force_pw_initialization(SAM_ACCOUNT *pass)
+static void pdb_force_pw_initialization(struct samu *pass)
{
const uint8 *lm_pwd, *nt_pwd;
return NT_STATUS_OK;
}
-static struct pdb_init_function_entry *pdb_find_backend_entry(const char *name)
+struct pdb_init_function_entry *pdb_find_backend_entry(const char *name)
{
struct pdb_init_function_entry *entry = backends;
return NULL;
}
-static NTSTATUS context_setsampwent(struct pdb_context *context, BOOL update, uint16 acb_mask)
+/******************************************************************
+ Make a pdb_methods from scratch
+ *******************************************************************/
+
+NTSTATUS make_pdb_method_name(struct pdb_methods **methods, const char *selected)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ char *module_name = smb_xstrdup(selected);
+ char *module_location = NULL, *p;
+ struct pdb_init_function_entry *entry;
+ NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- if (!context) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+ lazy_initialize_passdb();
- context->pwent_methods = context->pdb_methods;
+ p = strchr(module_name, ':');
- if (!context->pwent_methods) {
- /* No passdbs at all */
- return ret;
+ if (p) {
+ *p = 0;
+ module_location = p+1;
+ trim_char(module_location, ' ', ' ');
}
- while (NT_STATUS_IS_ERR(ret = context->pwent_methods->setsampwent(context->pwent_methods, update, acb_mask))) {
- context->pwent_methods = context->pwent_methods->next;
- if (context->pwent_methods == NULL)
+ trim_char(module_name, ' ', ' ');
+
+
+ DEBUG(5,("Attempting to find an passdb backend to match %s (%s)\n", selected, module_name));
+
+ entry = pdb_find_backend_entry(module_name);
+
+ /* Try to find a module that contains this module */
+ if (!entry) {
+ DEBUG(2,("No builtin backend found, trying to load plugin\n"));
+ if(NT_STATUS_IS_OK(smb_probe_module("pdb", module_name)) && !(entry = pdb_find_backend_entry(module_name))) {
+ DEBUG(0,("Plugin is available, but doesn't register passdb backend %s\n", module_name));
+ SAFE_FREE(module_name);
return NT_STATUS_UNSUCCESSFUL;
+ }
+ }
+
+ /* No such backend found */
+ if(!entry) {
+ DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name));
+ SAFE_FREE(module_name);
+ return NT_STATUS_INVALID_PARAMETER;
}
- return ret;
-}
-static void context_endsampwent(struct pdb_context *context)
-{
- if ((!context)){
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return;
+ DEBUG(5,("Found pdb backend %s\n", module_name));
+
+ if ( !NT_STATUS_IS_OK( nt_status = entry->init(methods, module_location) ) ) {
+ DEBUG(0,("pdb backend %s did not correctly init (error was %s)\n",
+ selected, nt_errstr(nt_status)));
+ SAFE_FREE(module_name);
+ return nt_status;
}
- if (context->pwent_methods && context->pwent_methods->endsampwent)
- context->pwent_methods->endsampwent(context->pwent_methods);
+ SAFE_FREE(module_name);
+
+ DEBUG(5,("pdb backend %s has a valid init\n", selected));
- /* So we won't get strange data when calling getsampwent now */
- context->pwent_methods = NULL;
+ return nt_status;
}
-static NTSTATUS context_getsampwent(struct pdb_context *context, SAM_ACCOUNT *user)
+/******************************************************************
+ Return an already initialised pdn_methods structure
+*******************************************************************/
+
+static struct pdb_methods *pdb_get_methods_reload( BOOL reload )
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ static struct pdb_methods *pdb = NULL;
- if ((!context) || (!context->pwent_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if ( pdb && reload ) {
+ pdb->free_private_data( &(pdb->private_data) );
+ if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
+ pstring msg;
+ slprintf(msg, sizeof(msg)-1, "pdb_get_methods_reload: failed to get pdb methods for backend %s\n",
+ lp_passdb_backend() );
+ smb_panic(msg);
+ }
}
- /* Loop until we find something useful */
- while (NT_STATUS_IS_ERR(ret = context->pwent_methods->getsampwent(context->pwent_methods, user))) {
- context->pwent_methods->endsampwent(context->pwent_methods);
+ if ( !pdb ) {
+ if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
+ pstring msg;
+ slprintf(msg, sizeof(msg)-1, "pdb_get_methods_reload: failed to get pdb methods for backend %s\n",
+ lp_passdb_backend() );
+ smb_panic(msg);
+ }
+ }
- context->pwent_methods = context->pwent_methods->next;
+ return pdb;
+}
- /* All methods are checked now. There are no more entries */
- if (context->pwent_methods == NULL)
- return ret;
-
- context->pwent_methods->setsampwent(context->pwent_methods, False, 0);
- }
- user->methods = context->pwent_methods;
- pdb_force_pw_initialization(user);
- return ret;
+static struct pdb_methods *pdb_get_methods(void)
+{
+ return pdb_get_methods_reload(False);
}
-static NTSTATUS context_getsampwnam(struct pdb_context *context, SAM_ACCOUNT *sam_acct, const char *username)
+/******************************************************************
+ Backward compatibility functions for the original passdb interface
+*******************************************************************/
+
+BOOL pdb_setsampwent(BOOL update, uint16 acb_mask)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->setsampwent(pdb, update, acb_mask));
+}
- struct pdb_methods *curmethods;
- if ((!context)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
- curmethods = context->pdb_methods;
- while (curmethods){
- if (NT_STATUS_IS_OK(ret = curmethods->getsampwnam(curmethods, sam_acct, username))) {
- pdb_force_pw_initialization(sam_acct);
- sam_acct->methods = curmethods;
- return ret;
- }
- curmethods = curmethods->next;
- }
+void pdb_endsampwent(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ pdb->endsampwent(pdb);
+}
- return ret;
+BOOL pdb_getsampwent(struct samu *user)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+
+ if ( !NT_STATUS_IS_OK(pdb->getsampwent(pdb, user) ) ) {
+ return False;
+ }
+ pdb_force_pw_initialization( user );
+ return True;
}
-static NTSTATUS context_getsampwsid(struct pdb_context *context, SAM_ACCOUNT *sam_acct, const DOM_SID *sid)
+BOOL pdb_getsampwnam(struct samu *sam_acct, const char *username)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+
+ if (!NT_STATUS_IS_OK(pdb->getsampwnam(pdb, sam_acct, username))) {
+ return False;
+ }
- struct pdb_methods *curmethods;
- if ((!context)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if ( csamuser ) {
+ TALLOC_FREE(csamuser);
}
+
+ pdb_force_pw_initialization( sam_acct );
- curmethods = context->pdb_methods;
+ csamuser = samu_new( NULL );
+ if (!csamuser) {
+ return False;
+ }
- while (curmethods){
- if (NT_STATUS_IS_OK(ret = curmethods->getsampwsid(curmethods, sam_acct, sid))) {
- pdb_force_pw_initialization(sam_acct);
- sam_acct->methods = curmethods;
- return ret;
- }
- curmethods = curmethods->next;
+ if (!pdb_copy_sam_account(csamuser, sam_acct)) {
+ TALLOC_FREE(csamuser);
+ return False;
}
- return ret;
+ return True;
}
-static NTSTATUS context_add_sam_account(struct pdb_context *context, SAM_ACCOUNT *sam_acct)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
- const uint8 *lm_pw, *nt_pw;
- uint16 acb_flags;
-
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+/**********************************************************************
+**********************************************************************/
- /* disable acccounts with no passwords (that has not
- been allowed by the ACB_PWNOTREQ bit */
+BOOL guest_user_info( struct samu *user )
+{
+ struct passwd *pwd;
+ NTSTATUS result;
+ const char *guestname = lp_guestaccount();
- lm_pw = pdb_get_lanman_passwd( sam_acct );
- nt_pw = pdb_get_nt_passwd( sam_acct );
- acb_flags = pdb_get_acct_ctrl( sam_acct );
- if ( !lm_pw && !nt_pw && !(acb_flags&ACB_PWNOTREQ) ) {
- acb_flags |= ACB_DISABLED;
- pdb_set_acct_ctrl( sam_acct, acb_flags, PDB_CHANGED );
+ if ( !(pwd = getpwnam_alloc( NULL, guestname ) ) ) {
+ DEBUG(0,("guest_user_info: Unable to locate guest account [%s]!\n",
+ guestname));
+ return False;
}
- /** @todo This is where a 're-read on add' should be done */
- /* We now add a new account to the first database listed.
- * Should we? */
+ result = samu_set_unix(user, pwd );
- return context->pdb_methods->add_sam_account(context->pdb_methods, sam_acct);
+ TALLOC_FREE( pwd );
+
+ return NT_STATUS_IS_OK( result );
}
-static NTSTATUS context_update_sam_account(struct pdb_context *context, SAM_ACCOUNT *sam_acct)
+/**********************************************************************
+**********************************************************************/
+
+BOOL pdb_getsampwsid(struct samu *sam_acct, const DOM_SID *sid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
- const uint8 *lm_pw, *nt_pw;
- uint16 acb_flags;
+ struct pdb_methods *pdb = pdb_get_methods();
+ uint32 rid;
- if (!context) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+ /* hard code the Guest RID of 501 */
- if (!sam_acct || !sam_acct->methods){
- DEBUG(0, ("invalid sam_acct specified\n"));
- return ret;
- }
+ if ( !sid_peek_check_rid( get_global_sam_sid(), sid, &rid ) )
+ return False;
- /* disable acccounts with no passwords (that has not
- been allowed by the ACB_PWNOTREQ bit */
-
- lm_pw = pdb_get_lanman_passwd( sam_acct );
- nt_pw = pdb_get_nt_passwd( sam_acct );
- acb_flags = pdb_get_acct_ctrl( sam_acct );
- if ( !lm_pw && !nt_pw && !(acb_flags&ACB_PWNOTREQ) ) {
- acb_flags |= ACB_DISABLED;
- pdb_set_acct_ctrl( sam_acct, acb_flags, PDB_CHANGED );
+ if ( rid == DOMAIN_USER_RID_GUEST ) {
+ DEBUG(6,("pdb_getsampwsid: Building guest account\n"));
+ return guest_user_info( sam_acct );
}
- /** @todo This is where a 're-read on update' should be done */
+ /* check the cache first */
+
+ if ( csamuser && sid_equal(sid, pdb_get_user_sid(csamuser) ) )
+ return pdb_copy_sam_account(sam_acct, csamuser);
- return sam_acct->methods->update_sam_account(sam_acct->methods, sam_acct);
+ return NT_STATUS_IS_OK(pdb->getsampwsid(pdb, sam_acct, sid));
}
-static NTSTATUS context_delete_sam_account(struct pdb_context *context, SAM_ACCOUNT *sam_acct)
+static NTSTATUS pdb_default_create_user(struct pdb_methods *methods,
+ TALLOC_CTX *tmp_ctx, const char *name,
+ uint32 acb_info, uint32 *rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct samu *sam_pass;
+ NTSTATUS status;
+ struct passwd *pwd;
- struct pdb_methods *pdb_selected;
- if (!context) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if ((sam_pass = samu_new(tmp_ctx)) == NULL) {
+ return NT_STATUS_NO_MEMORY;
}
- if (!sam_acct->methods){
- pdb_selected = context->pdb_methods;
- /* There's no passdb backend specified for this account.
- * Try to delete it in every passdb available
- * Needed to delete accounts in smbpasswd that are not
- * in /etc/passwd.
- */
- while (pdb_selected){
- if (NT_STATUS_IS_OK(ret = pdb_selected->delete_sam_account(pdb_selected, sam_acct))) {
- return ret;
- }
- pdb_selected = pdb_selected->next;
+ if ( !(pwd = Get_Pwnam_alloc(tmp_ctx, name)) ) {
+ pstring add_script;
+ int add_ret;
+
+ if ((acb_info & ACB_NORMAL) && name[strlen(name)-1] != '$') {
+ pstrcpy(add_script, lp_adduser_script());
+ } else {
+ pstrcpy(add_script, lp_addmachine_script());
}
- return ret;
- }
- if (!sam_acct->methods->delete_sam_account){
- DEBUG(0,("invalid sam_acct->methods->delete_sam_account\n"));
- return ret;
+ if (add_script[0] == '\0') {
+ DEBUG(3, ("Could not find user %s and no add script "
+ "defined\n", name));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ all_string_sub(add_script, "%u", name, sizeof(add_script));
+ add_ret = smbrun(add_script,NULL);
+ DEBUG(add_ret ? 0 : 3, ("_samr_create_user: Running the command `%s' gave %d\n",
+ add_script, add_ret));
+
+#ifdef ENABLE_BUILD_FARM_HACKS
+ if (add_ret != 0) {
+ DEBUG(1, ("Creating a faked user %s for build farm "
+ "purposes", name));
+ faked_create_user(name);
+ }
+#endif
+
+ flush_pwnam_cache();
+
+ pwd = Get_Pwnam_alloc(tmp_ctx, name);
}
-
- return sam_acct->methods->delete_sam_account(sam_acct->methods, sam_acct);
-}
-static NTSTATUS context_update_login_attempts(struct pdb_context *context,
- SAM_ACCOUNT *sam_acct, BOOL success)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ /* we have a valid SID coming out of this call */
+
+ status = samu_alloc_rid_unix( sam_pass, pwd );
- if (!context) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ TALLOC_FREE( pwd );
+
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(3, ("pdb_default_create_user: failed to create a new user structure: %s\n", nt_errstr(status)));
+ return status;
}
- if (!sam_acct || !sam_acct->methods){
- DEBUG(0, ("invalid sam_acct specified\n"));
- return ret;
+ if (!sid_peek_check_rid(get_global_sam_sid(),
+ pdb_get_user_sid(sam_pass), rid)) {
+ DEBUG(0, ("Could not get RID of fresh user\n"));
+ return NT_STATUS_INTERNAL_ERROR;
}
- return sam_acct->methods->update_login_attempts(sam_acct->methods, sam_acct, success);
+ /* Disable the account on creation, it does not have a reasonable password yet. */
+
+ acb_info |= ACB_DISABLED;
+
+ pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED);
+
+ status = pdb_add_sam_account(sam_pass);
+
+ TALLOC_FREE(sam_pass);
+
+ return status;
}
-static NTSTATUS context_getgrsid(struct pdb_context *context,
- GROUP_MAP *map, DOM_SID sid)
+NTSTATUS pdb_create_user(TALLOC_CTX *mem_ctx, const char *name, uint32 flags,
+ uint32 *rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->create_user(pdb, mem_ctx, name, flags, rid);
+}
- struct pdb_methods *curmethods;
- if ((!context)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
- curmethods = context->pdb_methods;
- while (curmethods){
- ret = curmethods->getgrsid(curmethods, map, sid);
- if (NT_STATUS_IS_OK(ret)) {
- map->methods = curmethods;
- return ret;
- }
- curmethods = curmethods->next;
+/****************************************************************************
+ Delete a UNIX user on demand.
+****************************************************************************/
+
+static int smb_delete_user(const char *unix_user)
+{
+ pstring del_script;
+ int ret;
+
+ /* safety check */
+
+ if ( strequal( unix_user, "root" ) ) {
+ DEBUG(0,("smb_delete_user: Refusing to delete local system root account!\n"));
+ return -1;
}
+ pstrcpy(del_script, lp_deluser_script());
+ if (! *del_script)
+ return -1;
+ all_string_sub(del_script, "%u", unix_user, sizeof(del_script));
+ ret = smbrun(del_script,NULL);
+ flush_pwnam_cache();
+ DEBUG(ret ? 0 : 3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
+
return ret;
}
-static NTSTATUS context_getgrgid(struct pdb_context *context,
- GROUP_MAP *map, gid_t gid)
+static NTSTATUS pdb_default_delete_user(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ struct samu *sam_acct)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ NTSTATUS status;
- struct pdb_methods *curmethods;
- if ((!context)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
- curmethods = context->pdb_methods;
- while (curmethods){
- ret = curmethods->getgrgid(curmethods, map, gid);
- if (NT_STATUS_IS_OK(ret)) {
- map->methods = curmethods;
- return ret;
- }
- curmethods = curmethods->next;
+ status = pdb_delete_sam_account(sam_acct);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
}
- return ret;
+ /*
+ * Now delete the unix side ....
+ * note: we don't check if the delete really happened as the script is
+ * not necessary present and maybe the sysadmin doesn't want to delete
+ * the unix side
+ */
+ smb_delete_user( pdb_get_username(sam_acct) );
+
+ return status;
}
-static NTSTATUS context_getgrnam(struct pdb_context *context,
- GROUP_MAP *map, const char *name)
+NTSTATUS pdb_delete_user(TALLOC_CTX *mem_ctx, struct samu *sam_acct)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ uid_t uid = -1;
- struct pdb_methods *curmethods;
- if ((!context)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ /* sanity check to make sure we don't delete root */
+
+ if ( !sid_to_uid( pdb_get_user_sid(sam_acct), &uid ) ) {
+ return NT_STATUS_NO_SUCH_USER;
}
- curmethods = context->pdb_methods;
- while (curmethods){
- ret = curmethods->getgrnam(curmethods, map, name);
- if (NT_STATUS_IS_OK(ret)) {
- map->methods = curmethods;
- return ret;
- }
- curmethods = curmethods->next;
+
+ if ( uid == 0 ) {
+ return NT_STATUS_ACCESS_DENIED;
}
- return ret;
+ return pdb->delete_user(pdb, mem_ctx, sam_acct);
}
-static NTSTATUS context_add_group_mapping_entry(struct pdb_context *context,
- GROUP_MAP *map)
+NTSTATUS pdb_add_sam_account(struct samu *sam_acct)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->add_sam_account(pdb, sam_acct);
+}
+
+NTSTATUS pdb_update_sam_account(struct samu *sam_acct)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (csamuser != NULL) {
+ TALLOC_FREE(csamuser);
+ csamuser = NULL;
}
- return context->pdb_methods->add_group_mapping_entry(context->pdb_methods,
- map);
+ return pdb->update_sam_account(pdb, sam_acct);
}
-static NTSTATUS context_update_group_mapping_entry(struct pdb_context *context,
- GROUP_MAP *map)
+NTSTATUS pdb_delete_sam_account(struct samu *sam_acct)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (csamuser != NULL) {
+ TALLOC_FREE(csamuser);
+ csamuser = NULL;
}
- return context->
- pdb_methods->update_group_mapping_entry(context->pdb_methods, map);
+ return pdb->delete_sam_account(pdb, sam_acct);
}
-static NTSTATUS context_delete_group_mapping_entry(struct pdb_context *context,
- DOM_SID sid)
+NTSTATUS pdb_rename_sam_account(struct samu *oldname, const char *newname)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ uid_t uid;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (csamuser != NULL) {
+ TALLOC_FREE(csamuser);
+ csamuser = NULL;
}
- return context->
- pdb_methods->delete_group_mapping_entry(context->pdb_methods, sid);
-}
+ /* sanity check to make sure we don't rename root */
-static NTSTATUS context_enum_group_mapping(struct pdb_context *context,
- enum SID_NAME_USE sid_name_use,
- GROUP_MAP **rmap, int *num_entries,
- BOOL unix_only)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ if ( !sid_to_uid( pdb_get_user_sid(oldname), &uid ) ) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if ( uid == 0 ) {
+ return NT_STATUS_ACCESS_DENIED;
}
- return context->pdb_methods->enum_group_mapping(context->pdb_methods,
- sid_name_use, rmap,
- num_entries, unix_only);
+ return pdb->rename_sam_account(pdb, oldname, newname);
}
-static NTSTATUS context_enum_group_members(struct pdb_context *context,
- TALLOC_CTX *mem_ctx,
- const DOM_SID *group,
- uint32 **member_rids,
- int *num_members)
+NTSTATUS pdb_update_login_attempts(struct samu *sam_acct, BOOL success)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->update_login_attempts(pdb, sam_acct, success);
+}
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+BOOL pdb_getgrsid(GROUP_MAP *map, DOM_SID sid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->getgrsid(pdb, map, sid));
+}
+
+BOOL pdb_getgrgid(GROUP_MAP *map, gid_t gid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->getgrgid(pdb, map, gid));
+}
- return context->pdb_methods->enum_group_members(context->pdb_methods,
- mem_ctx, group,
- member_rids,
- num_members);
+BOOL pdb_getgrnam(GROUP_MAP *map, const char *name)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->getgrnam(pdb, map, name));
}
-static NTSTATUS context_enum_group_memberships(struct pdb_context *context,
- const char *username,
- gid_t primary_gid,
- DOM_SID **sids, gid_t **gids,
- int *num_groups)
+static NTSTATUS pdb_default_create_dom_group(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ const char *name,
+ uint32 *rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ DOM_SID group_sid;
+ struct group *grp;
+
+ grp = getgrnam(name);
+
+ if (grp == NULL) {
+ gid_t gid;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (smb_create_group(name, &gid) != 0) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ grp = getgrgid(gid);
+ }
+
+ if (grp == NULL) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if (pdb_rid_algorithm()) {
+ *rid = pdb_gid_to_group_rid( grp->gr_gid );
+ } else {
+ if (!pdb_new_rid(rid)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
}
- return context->pdb_methods->
- enum_group_memberships(context->pdb_methods, username,
- primary_gid, sids, gids, num_groups);
+ sid_compose(&group_sid, get_global_sam_sid(), *rid);
+
+ return add_initial_entry(grp->gr_gid, sid_string_static(&group_sid),
+ SID_NAME_DOM_GRP, name, NULL);
+}
+
+NTSTATUS pdb_create_dom_group(TALLOC_CTX *mem_ctx, const char *name,
+ uint32 *rid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->create_dom_group(pdb, mem_ctx, name, rid);
}
-static NTSTATUS context_find_alias(struct pdb_context *context,
- const char *name, DOM_SID *sid)
+static NTSTATUS pdb_default_delete_dom_group(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ uint32 rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ DOM_SID group_sid;
+ GROUP_MAP map;
+ NTSTATUS status;
+ struct group *grp;
+ const char *grp_name;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ sid_compose(&group_sid, get_global_sam_sid(), rid);
+
+ if (!get_domain_group_from_sid(group_sid, &map)) {
+ DEBUG(10, ("Could not find group for rid %d\n", rid));
+ return NT_STATUS_NO_SUCH_GROUP;
}
- return context->pdb_methods->find_alias(context->pdb_methods,
- name, sid);
-}
+ /* We need the group name for the smb_delete_group later on */
-static NTSTATUS context_create_alias(struct pdb_context *context,
- const char *name, uint32 *rid)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ if (map.gid == (gid_t)-1) {
+ return NT_STATUS_NO_SUCH_GROUP;
+ }
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ grp = getgrgid(map.gid);
+ if (grp == NULL) {
+ return NT_STATUS_NO_SUCH_GROUP;
}
- return context->pdb_methods->create_alias(context->pdb_methods,
- name, rid);
-}
+ /* Copy the name, no idea what pdb_delete_group_mapping_entry does.. */
-static NTSTATUS context_delete_alias(struct pdb_context *context,
- const DOM_SID *sid)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ grp_name = talloc_strdup(mem_ctx, grp->gr_name);
+ if (grp_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = pdb_delete_group_mapping_entry(group_sid);
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
}
- return context->pdb_methods->delete_alias(context->pdb_methods, sid);
+ /* Don't check the result of smb_delete_group */
+
+ smb_delete_group(grp_name);
+
+ return NT_STATUS_OK;
}
-static NTSTATUS context_enum_aliases(struct pdb_context *context,
- const DOM_SID *sid,
- uint32 start_idx, uint32 max_entries,
- uint32 *num_aliases,
- struct acct_info **info)
+NTSTATUS pdb_delete_dom_group(TALLOC_CTX *mem_ctx, uint32 rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
-
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->delete_dom_group(pdb, mem_ctx, rid);
+}
- return context->pdb_methods->enum_aliases(context->pdb_methods,
- sid, start_idx, max_entries,
- num_aliases, info);
+NTSTATUS pdb_add_group_mapping_entry(GROUP_MAP *map)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->add_group_mapping_entry(pdb, map);
}
-static NTSTATUS context_get_aliasinfo(struct pdb_context *context,
- const DOM_SID *sid,
- struct acct_info *info)
+NTSTATUS pdb_update_group_mapping_entry(GROUP_MAP *map)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->update_group_mapping_entry(pdb, map);
+}
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+NTSTATUS pdb_delete_group_mapping_entry(DOM_SID sid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->delete_group_mapping_entry(pdb, sid);
+}
- return context->pdb_methods->get_aliasinfo(context->pdb_methods,
- sid, info);
+BOOL pdb_enum_group_mapping(const DOM_SID *sid, enum SID_NAME_USE sid_name_use, GROUP_MAP **pp_rmap,
+ size_t *p_num_entries, BOOL unix_only)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb-> enum_group_mapping(pdb, sid, sid_name_use,
+ pp_rmap, p_num_entries, unix_only));
}
-static NTSTATUS context_set_aliasinfo(struct pdb_context *context,
- const DOM_SID *sid,
- struct acct_info *info)
+NTSTATUS pdb_enum_group_members(TALLOC_CTX *mem_ctx,
+ const DOM_SID *sid,
+ uint32 **pp_member_rids,
+ size_t *p_num_members)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ NTSTATUS result;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ result = pdb->enum_group_members(pdb, mem_ctx,
+ sid, pp_member_rids, p_num_members);
+
+ /* special check for rid 513 */
+
+ if ( !NT_STATUS_IS_OK( result ) ) {
+ uint32 rid;
+
+ sid_peek_rid( sid, &rid );
+
+ if ( rid == DOMAIN_GROUP_RID_USERS ) {
+ *p_num_members = 0;
+ *pp_member_rids = NULL;
+
+ return NT_STATUS_OK;
+ }
}
+
+ return result;
+}
- return context->pdb_methods->set_aliasinfo(context->pdb_methods,
- sid, info);
+NTSTATUS pdb_enum_group_memberships(TALLOC_CTX *mem_ctx, struct samu *user,
+ DOM_SID **pp_sids, gid_t **pp_gids,
+ size_t *p_num_groups)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->enum_group_memberships(
+ pdb, mem_ctx, user,
+ pp_sids, pp_gids, p_num_groups);
}
-static NTSTATUS context_add_aliasmem(struct pdb_context *context,
- const DOM_SID *alias,
- const DOM_SID *member)
+static NTSTATUS pdb_default_set_unix_primary_group(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ struct samu *sampass)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct group *grp;
+ gid_t gid;
+
+ if (!sid_to_gid(pdb_get_group_sid(sampass), &gid) ||
+ (grp = getgrgid(gid)) == NULL) {
+ return NT_STATUS_INVALID_PRIMARY_GROUP;
+ }
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (smb_set_primary_group(grp->gr_name,
+ pdb_get_username(sampass)) != 0) {
+ return NT_STATUS_ACCESS_DENIED;
}
- return context->pdb_methods->add_aliasmem(context->pdb_methods,
- alias, member);
+ return NT_STATUS_OK;
}
-
-static NTSTATUS context_del_aliasmem(struct pdb_context *context,
- const DOM_SID *alias,
- const DOM_SID *member)
+
+NTSTATUS pdb_set_unix_primary_group(TALLOC_CTX *mem_ctx, struct samu *user)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->set_unix_primary_group(pdb, mem_ctx, user);
+}
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
- }
+/*
+ * Helper function to see whether a user is in a group. We can't use
+ * user_in_group_sid here because this creates dependencies only smbd can
+ * fulfil.
+ */
- return context->pdb_methods->del_aliasmem(context->pdb_methods,
- alias, member);
-}
-
-static NTSTATUS context_enum_aliasmem(struct pdb_context *context,
- const DOM_SID *alias, DOM_SID **members,
- int *num)
+static BOOL pdb_user_in_group(TALLOC_CTX *mem_ctx, struct samu *account,
+ const DOM_SID *group_sid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ DOM_SID *sids;
+ gid_t *gids;
+ size_t i, num_groups;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (!NT_STATUS_IS_OK(pdb_enum_group_memberships(mem_ctx, account,
+ &sids, &gids,
+ &num_groups))) {
+ return False;
}
- return context->pdb_methods->enum_aliasmem(context->pdb_methods,
- alias, members, num);
+ for (i=0; i<num_groups; i++) {
+ if (sid_equal(group_sid, &sids[i])) {
+ return True;
+ }
+ }
+ return False;
}
-
-static NTSTATUS context_enum_alias_memberships(struct pdb_context *context,
- TALLOC_CTX *mem_ctx,
- const DOM_SID *domain_sid,
- const DOM_SID *members,
- int num_members,
- uint32 **alias_rids,
- int *num_alias_rids)
+
+static NTSTATUS pdb_default_add_groupmem(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ uint32 group_rid,
+ uint32 member_rid)
{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ DOM_SID group_sid, member_sid;
+ struct samu *account = NULL;
+ GROUP_MAP map;
+ struct group *grp;
+ struct passwd *pwd;
+ const char *group_name;
+ uid_t uid;
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ sid_compose(&group_sid, get_global_sam_sid(), group_rid);
+ sid_compose(&member_sid, get_global_sam_sid(), member_rid);
+
+ if (!get_domain_group_from_sid(group_sid, &map) ||
+ (map.gid == (gid_t)-1) ||
+ ((grp = getgrgid(map.gid)) == NULL)) {
+ return NT_STATUS_NO_SUCH_GROUP;
}
- return context->pdb_methods->
- enum_alias_memberships(context->pdb_methods, mem_ctx,
- domain_sid, members, num_members,
- alias_rids, num_alias_rids);
-}
+ group_name = talloc_strdup(mem_ctx, grp->gr_name);
+ if (group_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
-static NTSTATUS context_lookup_rids(struct pdb_context *context,
- TALLOC_CTX *mem_ctx,
- const DOM_SID *domain_sid,
- int num_rids,
- uint32 *rids,
- const char ***names,
- uint32 **attrs)
-{
- NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
+ if ( !(account = samu_new( NULL )) ) {
+ return NT_STATUS_NO_MEMORY;
+ }
- if ((!context) || (!context->pdb_methods)) {
- DEBUG(0, ("invalid pdb_context specified!\n"));
- return ret;
+ if (!pdb_getsampwsid(account, &member_sid) ||
+ !sid_to_uid(&member_sid, &uid) ||
+ ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
+ return NT_STATUS_NO_SUCH_USER;
}
- return context->pdb_methods->lookup_rids(context->pdb_methods,
- mem_ctx, domain_sid, num_rids,
- rids, names, attrs);
-}
+ if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
+ return NT_STATUS_MEMBER_IN_GROUP;
+ }
-/******************************************************************
- Free and cleanup a pdb context, any associated data and anything
- that the attached modules might have associated.
- *******************************************************************/
+ /*
+ * ok, the group exist, the user exist, the user is not in the group,
+ * we can (finally) add it to the group !
+ */
-static void free_pdb_context(struct pdb_context **context)
-{
- struct pdb_methods *pdb_selected = (*context)->pdb_methods;
+ smb_add_user_group(group_name, pwd->pw_name);
- while (pdb_selected){
- if(pdb_selected->free_private_data)
- pdb_selected->free_private_data(&(pdb_selected->private_data));
- pdb_selected = pdb_selected->next;
+ if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
+ return NT_STATUS_ACCESS_DENIED;
}
- talloc_destroy((*context)->mem_ctx);
- *context = NULL;
+ return NT_STATUS_OK;
}
-/******************************************************************
- Make a pdb_methods from scratch
- *******************************************************************/
+NTSTATUS pdb_add_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
+ uint32 member_rid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->add_groupmem(pdb, mem_ctx, group_rid, member_rid);
+}
-static NTSTATUS make_pdb_methods_name(struct pdb_methods **methods, struct pdb_context *context, const char *selected)
+static NTSTATUS pdb_default_del_groupmem(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ uint32 group_rid,
+ uint32 member_rid)
{
- char *module_name = smb_xstrdup(selected);
- char *module_location = NULL, *p;
- struct pdb_init_function_entry *entry;
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
-
- lazy_initialize_passdb();
-
- p = strchr(module_name, ':');
-
- if (p) {
- *p = 0;
- module_location = p+1;
- trim_char(module_location, ' ', ' ');
- }
-
- trim_char(module_name, ' ', ' ');
-
-
- DEBUG(5,("Attempting to find an passdb backend to match %s (%s)\n", selected, module_name));
+ DOM_SID group_sid, member_sid;
+ struct samu *account = NULL;
+ GROUP_MAP map;
+ struct group *grp;
+ struct passwd *pwd;
+ const char *group_name;
+ uid_t uid;
- entry = pdb_find_backend_entry(module_name);
-
- /* Try to find a module that contains this module */
- if (!entry) {
- DEBUG(2,("No builtin backend found, trying to load plugin\n"));
- if(NT_STATUS_IS_OK(smb_probe_module("pdb", module_name)) && !(entry = pdb_find_backend_entry(module_name))) {
- DEBUG(0,("Plugin is available, but doesn't register passdb backend %s\n", module_name));
- SAFE_FREE(module_name);
- return NT_STATUS_UNSUCCESSFUL;
- }
- }
-
- /* No such backend found */
- if(!entry) {
- DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name));
- SAFE_FREE(module_name);
- return NT_STATUS_INVALID_PARAMETER;
- }
+ sid_compose(&group_sid, get_global_sam_sid(), group_rid);
+ sid_compose(&member_sid, get_global_sam_sid(), member_rid);
- DEBUG(5,("Found pdb backend %s\n", module_name));
- nt_status = entry->init(context, methods, module_location);
- if (NT_STATUS_IS_OK(nt_status)) {
- DEBUG(5,("pdb backend %s has a valid init\n", selected));
- } else {
- DEBUG(0,("pdb backend %s did not correctly init (error was %s)\n", selected, nt_errstr(nt_status)));
+ if (!get_domain_group_from_sid(group_sid, &map) ||
+ (map.gid == (gid_t)-1) ||
+ ((grp = getgrgid(map.gid)) == NULL)) {
+ return NT_STATUS_NO_SUCH_GROUP;
}
- SAFE_FREE(module_name);
- return nt_status;
-}
-
-/******************************************************************
- Make a pdb_context from scratch.
- *******************************************************************/
-
-static NTSTATUS make_pdb_context(struct pdb_context **context)
-{
- TALLOC_CTX *mem_ctx;
-
- mem_ctx = talloc_init("pdb_context internal allocation context");
- if (!mem_ctx) {
- DEBUG(0, ("make_pdb_context: talloc init failed!\n"));
- return NT_STATUS_NO_MEMORY;
- }
-
- *context = TALLOC_P(mem_ctx, struct pdb_context);
- if (!*context) {
- DEBUG(0, ("make_pdb_context: talloc failed!\n"));
+ group_name = talloc_strdup(mem_ctx, grp->gr_name);
+ if (group_name == NULL) {
return NT_STATUS_NO_MEMORY;
}
- ZERO_STRUCTP(*context);
-
- (*context)->mem_ctx = mem_ctx;
-
- (*context)->pdb_setsampwent = context_setsampwent;
- (*context)->pdb_endsampwent = context_endsampwent;
- (*context)->pdb_getsampwent = context_getsampwent;
- (*context)->pdb_getsampwnam = context_getsampwnam;
- (*context)->pdb_getsampwsid = context_getsampwsid;
- (*context)->pdb_add_sam_account = context_add_sam_account;
- (*context)->pdb_update_sam_account = context_update_sam_account;
- (*context)->pdb_delete_sam_account = context_delete_sam_account;
- (*context)->pdb_update_login_attempts = context_update_login_attempts;
- (*context)->pdb_getgrsid = context_getgrsid;
- (*context)->pdb_getgrgid = context_getgrgid;
- (*context)->pdb_getgrnam = context_getgrnam;
- (*context)->pdb_add_group_mapping_entry = context_add_group_mapping_entry;
- (*context)->pdb_update_group_mapping_entry = context_update_group_mapping_entry;
- (*context)->pdb_delete_group_mapping_entry = context_delete_group_mapping_entry;
- (*context)->pdb_enum_group_mapping = context_enum_group_mapping;
- (*context)->pdb_enum_group_members = context_enum_group_members;
- (*context)->pdb_enum_group_memberships = context_enum_group_memberships;
-
- (*context)->pdb_find_alias = context_find_alias;
- (*context)->pdb_create_alias = context_create_alias;
- (*context)->pdb_delete_alias = context_delete_alias;
- (*context)->pdb_enum_aliases = context_enum_aliases;
- (*context)->pdb_get_aliasinfo = context_get_aliasinfo;
- (*context)->pdb_set_aliasinfo = context_set_aliasinfo;
- (*context)->pdb_add_aliasmem = context_add_aliasmem;
- (*context)->pdb_del_aliasmem = context_del_aliasmem;
- (*context)->pdb_enum_aliasmem = context_enum_aliasmem;
- (*context)->pdb_enum_alias_memberships = context_enum_alias_memberships;
- (*context)->pdb_lookup_rids = context_lookup_rids;
-
- (*context)->free_fn = free_pdb_context;
-
- return NT_STATUS_OK;
-}
-
-
-/******************************************************************
- Make a pdb_context, given an array of strings
- *******************************************************************/
-
-NTSTATUS make_pdb_context_list(struct pdb_context **context, const char **selected)
-{
- int i = 0;
- struct pdb_methods *curmethods, *tmpmethods;
- NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
- BOOL have_guest = False;
-
- if (!NT_STATUS_IS_OK(nt_status = make_pdb_context(context))) {
- return nt_status;
+ if ( !(account = samu_new( NULL )) ) {
+ return NT_STATUS_NO_MEMORY;
}
- if (!selected) {
- DEBUG(0, ("ERROR: empty passdb backend list!\n"));
- return nt_status;
+ if (!pdb_getsampwsid(account, &member_sid) ||
+ !sid_to_uid(&member_sid, &uid) ||
+ ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
+ return NT_STATUS_NO_SUCH_USER;
}
- while (selected[i]){
- if (strcmp(selected[i], "guest") == 0) {
- have_guest = True;
- }
- /* Try to initialise pdb */
- DEBUG(5,("Trying to load: %s\n", selected[i]));
- if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods_name(&curmethods, *context, selected[i]))) {
- DEBUG(1, ("Loading %s failed!\n", selected[i]));
- free_pdb_context(context);
- return nt_status;
- }
- curmethods->parent = *context;
- DLIST_ADD_END((*context)->pdb_methods, curmethods, tmpmethods);
- i++;
+ if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
+ return NT_STATUS_MEMBER_NOT_IN_GROUP;
}
- if (have_guest)
- return NT_STATUS_OK;
+ /*
+ * ok, the group exist, the user exist, the user is in the group,
+ * we can (finally) delete it from the group!
+ */
- if ( (lp_guestaccount() == NULL) ||
- (*lp_guestaccount() == '\0') ) {
- /* We explicitly don't want guest access. No idea what
- else that breaks, but be it that way. */
- return NT_STATUS_OK;
- }
+ smb_delete_user_group(group_name, pwd->pw_name);
- if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods_name(&curmethods,
- *context,
- "guest"))) {
- DEBUG(1, ("Loading guest module failed!\n"));
- free_pdb_context(context);
- return nt_status;
+ if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
+ return NT_STATUS_ACCESS_DENIED;
}
- curmethods->parent = *context;
- DLIST_ADD_END((*context)->pdb_methods, curmethods, tmpmethods);
-
return NT_STATUS_OK;
}
-/******************************************************************
- Make a pdb_context, given a text string.
- *******************************************************************/
-
-NTSTATUS make_pdb_context_string(struct pdb_context **context, const char *selected)
-{
- NTSTATUS ret;
- char **newsel = str_list_make(selected, NULL);
- ret = make_pdb_context_list(context, (const char **)newsel);
- str_list_free(&newsel);
- return ret;
-}
-
-/******************************************************************
- Return an already initialised pdb_context, to facilitate backward
- compatibility (see functions below).
-*******************************************************************/
-
-static struct pdb_context *pdb_get_static_context(BOOL reload)
-{
- static struct pdb_context *pdb_context = NULL;
-
- if ((pdb_context) && (reload)) {
- pdb_context->free_fn(&pdb_context);
- if (!NT_STATUS_IS_OK(make_pdb_context_list(&pdb_context, lp_passdb_backend()))) {
- return NULL;
- }
- }
-
- if (!pdb_context) {
- if (!NT_STATUS_IS_OK(make_pdb_context_list(&pdb_context, lp_passdb_backend()))) {
- return NULL;
- }
- }
-
- return pdb_context;
-}
-
-/******************************************************************
- Backward compatibility functions for the original passdb interface
-*******************************************************************/
-
-BOOL pdb_setsampwent(BOOL update, uint16 acb_mask)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_setsampwent(pdb_context, update, acb_mask));
-}
-
-void pdb_endsampwent(void)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return;
- }
-
- pdb_context->pdb_endsampwent(pdb_context);
-}
-
-BOOL pdb_getsampwent(SAM_ACCOUNT *user)
+NTSTATUS pdb_del_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
+ uint32 member_rid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_getsampwent(pdb_context, user));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->del_groupmem(pdb, mem_ctx, group_rid, member_rid);
}
-static SAM_ACCOUNT *sam_account_cache = NULL;
-
-BOOL pdb_getsampwnam(SAM_ACCOUNT *sam_acct, const char *username)
+BOOL pdb_find_alias(const char *name, DOM_SID *sid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- if (!NT_STATUS_IS_OK(pdb_context->pdb_getsampwnam(pdb_context,
- sam_acct, username)))
- return False;
-
- if (sam_account_cache != NULL) {
- pdb_free_sam(&sam_account_cache);
- sam_account_cache = NULL;
- }
-
- pdb_copy_sam_account(sam_acct, &sam_account_cache);
- return True;
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->find_alias(pdb, name, sid));
}
-BOOL pdb_getsampwsid(SAM_ACCOUNT *sam_acct, const DOM_SID *sid)
+NTSTATUS pdb_create_alias(const char *name, uint32 *rid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- if ((sam_account_cache != NULL) &&
- (sid_equal(sid, pdb_get_user_sid(sam_account_cache))))
- return pdb_copy_sam_account(sam_account_cache, &sam_acct);
-
- return NT_STATUS_IS_OK(pdb_context->pdb_getsampwsid(pdb_context, sam_acct, sid));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->create_alias(pdb, name, rid);
}
-BOOL pdb_add_sam_account(SAM_ACCOUNT *sam_acct)
+BOOL pdb_delete_alias(const DOM_SID *sid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_add_sam_account(pdb_context, sam_acct));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->delete_alias(pdb, sid));
+
}
-BOOL pdb_update_sam_account(SAM_ACCOUNT *sam_acct)
+BOOL pdb_get_aliasinfo(const DOM_SID *sid, struct acct_info *info)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- if (sam_account_cache != NULL) {
- pdb_free_sam(&sam_account_cache);
- sam_account_cache = NULL;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_update_sam_account(pdb_context, sam_acct));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->get_aliasinfo(pdb, sid, info));
}
-BOOL pdb_delete_sam_account(SAM_ACCOUNT *sam_acct)
+BOOL pdb_set_aliasinfo(const DOM_SID *sid, struct acct_info *info)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- if (sam_account_cache != NULL) {
- pdb_free_sam(&sam_account_cache);
- sam_account_cache = NULL;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_delete_sam_account(pdb_context, sam_acct));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->set_aliasinfo(pdb, sid, info));
}
-NTSTATUS pdb_update_login_attempts(SAM_ACCOUNT *sam_acct, BOOL success)
+NTSTATUS pdb_add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return NT_STATUS_NOT_IMPLEMENTED;
- }
-
- return pdb_context->pdb_update_login_attempts(pdb_context, sam_acct, success);
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->add_aliasmem(pdb, alias, member);
}
-BOOL pdb_getgrsid(GROUP_MAP *map, DOM_SID sid)
+NTSTATUS pdb_del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_getgrsid(pdb_context, map, sid));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->del_aliasmem(pdb, alias, member);
}
-BOOL pdb_getgrgid(GROUP_MAP *map, gid_t gid)
+NTSTATUS pdb_enum_aliasmem(const DOM_SID *alias,
+ DOM_SID **pp_members, size_t *p_num_members)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_getgrgid(pdb_context, map, gid));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->enum_aliasmem(pdb, alias, pp_members, p_num_members);
}
-BOOL pdb_getgrnam(GROUP_MAP *map, const char *name)
+NTSTATUS pdb_enum_alias_memberships(TALLOC_CTX *mem_ctx,
+ const DOM_SID *domain_sid,
+ const DOM_SID *members, size_t num_members,
+ uint32 **pp_alias_rids,
+ size_t *p_num_alias_rids)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_getgrnam(pdb_context, map, name));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->enum_alias_memberships(pdb, mem_ctx,
+ domain_sid,
+ members, num_members,
+ pp_alias_rids,
+ p_num_alias_rids);
}
-BOOL pdb_add_group_mapping_entry(GROUP_MAP *map)
+NTSTATUS pdb_lookup_rids(const DOM_SID *domain_sid,
+ int num_rids,
+ uint32 *rids,
+ const char **names,
+ enum SID_NAME_USE *attrs)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_add_group_mapping_entry(pdb_context, map));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->lookup_rids(pdb, domain_sid, num_rids, rids, names, attrs);
}
-BOOL pdb_update_group_mapping_entry(GROUP_MAP *map)
+NTSTATUS pdb_lookup_names(const DOM_SID *domain_sid,
+ int num_names,
+ const char **names,
+ uint32 *rids,
+ enum SID_NAME_USE *attrs)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_update_group_mapping_entry(pdb_context, map));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->lookup_names(pdb, domain_sid, num_names, names, rids, attrs);
}
-BOOL pdb_delete_group_mapping_entry(DOM_SID sid)
+BOOL pdb_get_account_policy(int policy_index, uint32 *value)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_delete_group_mapping_entry(pdb_context, sid));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->get_account_policy(pdb, policy_index, value));
}
-BOOL pdb_enum_group_mapping(enum SID_NAME_USE sid_name_use, GROUP_MAP **rmap,
- int *num_entries, BOOL unix_only)
+BOOL pdb_set_account_policy(int policy_index, uint32 value)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->
- pdb_enum_group_mapping(pdb_context, sid_name_use,
- rmap, num_entries, unix_only));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->set_account_policy(pdb, policy_index, value));
}
-NTSTATUS pdb_enum_group_members(TALLOC_CTX *mem_ctx,
- const DOM_SID *sid,
- uint32 **member_rids,
- int *num_members)
+BOOL pdb_get_seq_num(time_t *seq_num)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- return pdb_context->pdb_enum_group_members(pdb_context, mem_ctx, sid,
- member_rids, num_members);
+ struct pdb_methods *pdb = pdb_get_methods();
+ return NT_STATUS_IS_OK(pdb->get_seq_num(pdb, seq_num));
}
-NTSTATUS pdb_enum_group_memberships(const char *username, gid_t primary_gid,
- DOM_SID **sids, gid_t **gids,
- int *num_groups)
+BOOL pdb_uid_to_rid(uid_t uid, uint32 *rid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- return pdb_context->pdb_enum_group_memberships(pdb_context, username,
- primary_gid, sids, gids,
- num_groups);
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->uid_to_rid(pdb, uid, rid);
}
-BOOL pdb_find_alias(const char *name, DOM_SID *sid)
+BOOL pdb_gid_to_sid(gid_t gid, DOM_SID *sid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_find_alias(pdb_context,
- name, sid));
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->gid_to_sid(pdb, gid, sid);
}
-NTSTATUS pdb_create_alias(const char *name, uint32 *rid)
+BOOL pdb_sid_to_id(const DOM_SID *sid, union unid_t *id,
+ enum SID_NAME_USE *type)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return NT_STATUS_NOT_IMPLEMENTED;
- }
-
- return pdb_context->pdb_create_alias(pdb_context, name, rid);
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->sid_to_id(pdb, sid, id, type);
}
-BOOL pdb_delete_alias(const DOM_SID *sid)
+BOOL pdb_rid_algorithm(void)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_delete_alias(pdb_context,
- sid));
-
+ struct pdb_methods *pdb = pdb_get_methods();
+ return pdb->rid_algorithm(pdb);
}
-BOOL pdb_enum_aliases(const DOM_SID *sid, uint32 start_idx, uint32 max_entries,
- uint32 *num_aliases, struct acct_info **info)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return False;
- }
-
- return NT_STATUS_IS_OK(pdb_context->pdb_enum_aliases(pdb_context, sid,
- start_idx,
- max_entries,
- num_aliases,
- info));
-}
+/********************************************************************
+ Allocate a new RID from the passdb backend. Verify that it is free
+ by calling lookup_global_sam_rid() to verify that the RID is not
+ in use. This handles servers that have existing users or groups
+ with add RIDs (assigned from previous algorithmic mappings)
+********************************************************************/
-BOOL pdb_get_aliasinfo(const DOM_SID *sid, struct acct_info *info)
+BOOL pdb_new_rid(uint32 *rid)
{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
+ struct pdb_methods *pdb = pdb_get_methods();
+ const char *name = NULL;
+ enum SID_NAME_USE type;
+ uint32 allocated_rid = 0;
+ int i;
+ TALLOC_CTX *ctx;
- if (!pdb_context) {
+ if (pdb_rid_algorithm()) {
+ DEBUG(0, ("Trying to allocate a RID when algorithmic RIDs "
+ "are active\n"));
return False;
}
- return NT_STATUS_IS_OK(pdb_context->pdb_get_aliasinfo(pdb_context, sid,
- info));
-}
-
-BOOL pdb_set_aliasinfo(const DOM_SID *sid, struct acct_info *info)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
+ if (algorithmic_rid_base() != BASE_RID) {
+ DEBUG(0, ("'algorithmic rid base' is set but a passdb backend "
+ "without algorithmic RIDs is chosen.\n"));
+ DEBUGADD(0, ("Please map all used groups using 'net groupmap "
+ "add', set the maximum used RID using\n"));
+ DEBUGADD(0, ("'net setmaxrid' and remove the parameter\n"));
return False;
}
- return NT_STATUS_IS_OK(pdb_context->pdb_set_aliasinfo(pdb_context, sid,
- info));
-}
-
-BOOL pdb_add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
+ if ( (ctx = talloc_init("pdb_new_rid")) == NULL ) {
+ DEBUG(0,("pdb_new_rid: Talloc initialization failure\n"));
return False;
}
- return NT_STATUS_IS_OK(pdb_context->
- pdb_add_aliasmem(pdb_context, alias, member));
-}
-
-BOOL pdb_del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
+ /* Attempt to get an unused RID (max tires is 250...yes that it is
+ and arbitrary number I pulkled out of my head). -- jerry */
- if (!pdb_context) {
- return False;
- }
+ for ( i=0; allocated_rid==0 && i<250; i++ ) {
+ /* get a new RID */
- return NT_STATUS_IS_OK(pdb_context->
- pdb_del_aliasmem(pdb_context, alias, member));
-}
+ if ( !pdb->new_rid(pdb, &allocated_rid) ) {
+ return False;
+ }
-BOOL pdb_enum_aliasmem(const DOM_SID *alias,
- DOM_SID **members, int *num_members)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
+ /* validate that the RID is not in use */
- if (!pdb_context) {
- return False;
+ if ( lookup_global_sam_rid( ctx, allocated_rid, &name, &type, NULL ) ) {
+ allocated_rid = 0;
+ }
}
- return NT_STATUS_IS_OK(pdb_context->
- pdb_enum_aliasmem(pdb_context, alias,
- members, num_members));
-}
-
-BOOL pdb_enum_alias_memberships(TALLOC_CTX *mem_ctx, const DOM_SID *domain_sid,
- const DOM_SID *members, int num_members,
- uint32 **alias_rids, int *num_alias_rids)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
+ TALLOC_FREE( ctx );
- if (!pdb_context) {
+ if ( allocated_rid == 0 ) {
+ DEBUG(0,("pdb_new_rid: Failed to find unused RID\n"));
return False;
}
- return NT_STATUS_IS_OK(pdb_context->
- pdb_enum_alias_memberships(pdb_context, mem_ctx,
- domain_sid,
- members, num_members,
- alias_rids,
- num_alias_rids));
-}
-
-NTSTATUS pdb_lookup_rids(TALLOC_CTX *mem_ctx,
- const DOM_SID *domain_sid,
- int num_rids,
- uint32 *rids,
- const char ***names,
- uint32 **attrs)
-{
- struct pdb_context *pdb_context = pdb_get_static_context(False);
-
- if (!pdb_context) {
- return NT_STATUS_NOT_IMPLEMENTED;
- }
+ *rid = allocated_rid;
- return pdb_context->pdb_lookup_rids(pdb_context, mem_ctx, domain_sid,
- num_rids, rids, names, attrs);
+ return True;
}
/***************************************************************
BOOL initialize_password_db(BOOL reload)
{
- return (pdb_get_static_context(reload) != NULL);
+ return (pdb_get_methods_reload(reload) != NULL);
}
Default implementations of some functions.
****************************************************************************/
-static NTSTATUS pdb_default_getsampwnam (struct pdb_methods *methods, SAM_ACCOUNT *user, const char *sname)
+static NTSTATUS pdb_default_getsampwnam (struct pdb_methods *methods, struct samu *user, const char *sname)
{
return NT_STATUS_NO_SUCH_USER;
}
-static NTSTATUS pdb_default_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
+static NTSTATUS pdb_default_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
{
return NT_STATUS_NO_SUCH_USER;
}
-static NTSTATUS pdb_default_add_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd)
+static NTSTATUS pdb_default_add_sam_account (struct pdb_methods *methods, struct samu *newpwd)
+{
+ return NT_STATUS_NOT_IMPLEMENTED;
+}
+
+static NTSTATUS pdb_default_update_sam_account (struct pdb_methods *methods, struct samu *newpwd)
{
- DEBUG(0,("this backend (%s) should not be listed as the first passdb backend! You can't add users to it.\n", methods->name));
return NT_STATUS_NOT_IMPLEMENTED;
}
-static NTSTATUS pdb_default_update_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd)
+static NTSTATUS pdb_default_delete_sam_account (struct pdb_methods *methods, struct samu *pwd)
{
return NT_STATUS_NOT_IMPLEMENTED;
}
-static NTSTATUS pdb_default_delete_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *pwd)
+static NTSTATUS pdb_default_rename_sam_account (struct pdb_methods *methods, struct samu *pwd, const char *newname)
{
return NT_STATUS_NOT_IMPLEMENTED;
}
-static NTSTATUS pdb_default_update_login_attempts (struct pdb_methods *methods, SAM_ACCOUNT *newpwd, BOOL success)
+static NTSTATUS pdb_default_update_login_attempts (struct pdb_methods *methods, struct samu *newpwd, BOOL success)
{
return NT_STATUS_OK;
}
-static NTSTATUS pdb_default_setsampwent(struct pdb_methods *methods, BOOL update, uint16 acb_mask)
+static NTSTATUS pdb_default_setsampwent(struct pdb_methods *methods, BOOL update, uint32 acb_mask)
{
return NT_STATUS_NOT_IMPLEMENTED;
}
-static NTSTATUS pdb_default_getsampwent(struct pdb_methods *methods, SAM_ACCOUNT *user)
+static NTSTATUS pdb_default_getsampwent(struct pdb_methods *methods, struct samu *user)
{
return NT_STATUS_NOT_IMPLEMENTED;
}
return; /* NT_STATUS_NOT_IMPLEMENTED; */
}
+static NTSTATUS pdb_default_get_account_policy(struct pdb_methods *methods, int policy_index, uint32 *value)
+{
+ return account_policy_get(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
+}
+
+static NTSTATUS pdb_default_set_account_policy(struct pdb_methods *methods, int policy_index, uint32 value)
+{
+ return account_policy_set(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
+}
+
+static NTSTATUS pdb_default_get_seq_num(struct pdb_methods *methods, time_t *seq_num)
+{
+ *seq_num = time(NULL);
+ return NT_STATUS_OK;
+}
+
+static BOOL pdb_default_uid_to_rid(struct pdb_methods *methods, uid_t uid,
+ uint32 *rid)
+{
+ struct samu *sampw = NULL;
+ struct passwd *unix_pw;
+ BOOL ret;
+
+ unix_pw = sys_getpwuid( uid );
+
+ if ( !unix_pw ) {
+ DEBUG(4,("pdb_default_uid_to_rid: host has no idea of uid "
+ "%lu\n", (unsigned long)uid));
+ return False;
+ }
+
+ if ( !(sampw = samu_new( NULL )) ) {
+ DEBUG(0,("pdb_default_uid_to_rid: samu_new() failed!\n"));
+ return False;
+ }
+
+ become_root();
+ ret = NT_STATUS_IS_OK(
+ methods->getsampwnam(methods, sampw, unix_pw->pw_name ));
+ unbecome_root();
+
+ if (!ret) {
+ DEBUG(5, ("pdb_default_uid_to_rid: Did not find user "
+ "%s (%d)\n", unix_pw->pw_name, uid));
+ TALLOC_FREE(sampw);
+ return False;
+ }
+
+ ret = sid_peek_check_rid(get_global_sam_sid(),
+ pdb_get_user_sid(sampw), rid);
+
+ if (!ret) {
+ DEBUG(1, ("Could not peek rid out of sid %s\n",
+ sid_string_static(pdb_get_user_sid(sampw))));
+ }
+
+ TALLOC_FREE(sampw);
+ return ret;
+}
+
+static BOOL pdb_default_gid_to_sid(struct pdb_methods *methods, gid_t gid,
+ DOM_SID *sid)
+{
+ GROUP_MAP map;
+
+ if (!NT_STATUS_IS_OK(methods->getgrgid(methods, &map, gid))) {
+ return False;
+ }
+
+ sid_copy(sid, &map.sid);
+ return True;
+}
+
+static BOOL pdb_default_sid_to_id(struct pdb_methods *methods,
+ const DOM_SID *sid,
+ union unid_t *id, enum SID_NAME_USE *type)
+{
+ TALLOC_CTX *mem_ctx;
+ BOOL ret = False;
+ const char *name;
+ uint32 rid;
+
+ mem_ctx = talloc_new(NULL);
+
+ if (mem_ctx == NULL) {
+ DEBUG(0, ("talloc_new failed\n"));
+ return False;
+ }
+
+ if (sid_peek_check_rid(get_global_sam_sid(), sid, &rid)) {
+ /* Here we might have users as well as groups and aliases */
+ ret = lookup_global_sam_rid(mem_ctx, rid, &name, type, id);
+ goto done;
+ }
+
+ if (sid_peek_check_rid(&global_sid_Builtin, sid, &rid)) {
+ /* Here we only have aliases */
+ GROUP_MAP map;
+ if (!NT_STATUS_IS_OK(methods->getgrsid(methods, &map, *sid))) {
+ DEBUG(10, ("Could not find map for sid %s\n",
+ sid_string_static(sid)));
+ goto done;
+ }
+ if ((map.sid_name_use != SID_NAME_ALIAS) &&
+ (map.sid_name_use != SID_NAME_WKN_GRP)) {
+ DEBUG(10, ("Map for sid %s is a %s, expected an "
+ "alias\n", sid_string_static(sid),
+ sid_type_lookup(map.sid_name_use)));
+ goto done;
+ }
+
+ id->gid = map.gid;
+ *type = SID_NAME_ALIAS;
+ ret = True;
+ goto done;
+ }
+
+ DEBUG(5, ("Sid %s is neither ours nor builtin, don't know it\n",
+ sid_string_static(sid)));
+
+ done:
+
+ TALLOC_FREE(mem_ctx);
+ return ret;
+}
+
static void add_uid_to_array_unique(TALLOC_CTX *mem_ctx,
- uid_t uid, uid_t **uids, int *num)
+ uid_t uid, uid_t **pp_uids, size_t *p_num)
{
- int i;
+ size_t i;
- for (i=0; i<*num; i++) {
- if ((*uids)[i] == uid)
+ for (i=0; i<*p_num; i++) {
+ if ((*pp_uids)[i] == uid)
return;
}
- *uids = TALLOC_REALLOC_ARRAY(mem_ctx, *uids, uid_t, *num+1);
+ *pp_uids = TALLOC_REALLOC_ARRAY(mem_ctx, *pp_uids, uid_t, *p_num+1);
- if (*uids == NULL)
+ if (*pp_uids == NULL)
return;
- (*uids)[*num] = uid;
- *num += 1;
+ (*pp_uids)[*p_num] = uid;
+ *p_num += 1;
}
-static BOOL get_memberuids(TALLOC_CTX *mem_ctx, gid_t gid, uid_t **uids,
- int *num)
+static BOOL get_memberuids(TALLOC_CTX *mem_ctx, gid_t gid, uid_t **pp_uids, size_t *p_num)
{
struct group *grp;
char **gr;
- struct sys_pwent *userlist, *user;
+ struct passwd *pwd;
+ char *winbindd_env;
- *uids = NULL;
- *num = 0;
+ *pp_uids = NULL;
+ *p_num = 0;
/* We only look at our own sam, so don't care about imported stuff */
+ winbindd_env = getenv(WINBINDD_DONT_ENV);
winbind_off();
if ((grp = getgrgid(gid)) == NULL) {
- winbind_on();
+ /* allow winbindd lookups, but only if they weren't already disabled */
+ if ( !(winbindd_env && strequal(winbindd_env, "1")) ) {
+ winbind_on();
+ }
+
return False;
}
/* Primary group members */
- userlist = getpwent_list();
-
- for (user = userlist; user != NULL; user = user->next) {
- if (user->pw_gid != gid)
- continue;
- add_uid_to_array_unique(mem_ctx, user->pw_uid, uids, num);
+ setpwent();
+ while ((pwd = getpwent()) != NULL) {
+ if (pwd->pw_gid == gid) {
+ add_uid_to_array_unique(mem_ctx, pwd->pw_uid,
+ pp_uids, p_num);
+ }
}
-
- pwent_free(userlist);
+ endpwent();
/* Secondary group members */
if (pw == NULL)
continue;
- add_uid_to_array_unique(mem_ctx, pw->pw_uid, uids, num);
+ add_uid_to_array_unique(mem_ctx, pw->pw_uid, pp_uids, p_num);
}
- winbind_on();
+ /* allow winbindd lookups, but only if they weren't already disabled */
+
+ if ( !(winbindd_env && strequal(winbindd_env, "1")) ) {
+ winbind_on();
+ }
return True;
}
NTSTATUS pdb_default_enum_group_members(struct pdb_methods *methods,
TALLOC_CTX *mem_ctx,
const DOM_SID *group,
- uint32 **member_rids,
- int *num_members)
+ uint32 **pp_member_rids,
+ size_t *p_num_members)
{
gid_t gid;
uid_t *uids;
- int i, num_uids;
+ size_t i, num_uids;
- *member_rids = NULL;
- *num_members = 0;
+ *pp_member_rids = NULL;
+ *p_num_members = 0;
- if (!NT_STATUS_IS_OK(sid_to_gid(group, &gid)))
+ if (!sid_to_gid(group, &gid))
return NT_STATUS_NO_SUCH_GROUP;
if(!get_memberuids(mem_ctx, gid, &uids, &num_uids))
if (num_uids == 0)
return NT_STATUS_OK;
- *member_rids = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_uids);
+ *pp_member_rids = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_uids);
for (i=0; i<num_uids; i++) {
DOM_SID sid;
- if (!NT_STATUS_IS_OK(uid_to_sid(&sid, uids[i]))) {
- DEBUG(1, ("Could not map member uid to SID\n"));
- continue;
- }
+ uid_to_sid(&sid, uids[i]);
if (!sid_check_is_in_our_domain(&sid)) {
- DEBUG(1, ("Inconsistent SAM -- group member uid not "
+ DEBUG(5, ("Inconsistent SAM -- group member uid not "
"in our domain\n"));
continue;
}
- sid_peek_rid(&sid, &(*member_rids)[*num_members]);
- *num_members += 1;
+ sid_peek_rid(&sid, &(*pp_member_rids)[*p_num_members]);
+ *p_num_members += 1;
+ }
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS pdb_default_enum_group_memberships(struct pdb_methods *methods,
+ TALLOC_CTX *mem_ctx,
+ struct samu *user,
+ DOM_SID **pp_sids,
+ gid_t **pp_gids,
+ size_t *p_num_groups)
+{
+ size_t i;
+ gid_t gid;
+ struct passwd *pw;
+ const char *username = pdb_get_username(user);
+
+
+ /* Ignore the primary group SID. Honor the real Unix primary group.
+ The primary group SID is only of real use to Windows clients */
+
+ if ( !(pw = getpwnam_alloc(mem_ctx, username)) ) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ gid = pw->pw_gid;
+
+ TALLOC_FREE( pw );
+
+ if (!getgroups_unix_user(mem_ctx, username, gid, pp_gids, p_num_groups)) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ if (*p_num_groups == 0) {
+ smb_panic("primary group missing");
+ }
+
+ *pp_sids = TALLOC_ARRAY(mem_ctx, DOM_SID, *p_num_groups);
+
+ if (*pp_sids == NULL) {
+ TALLOC_FREE(*pp_gids);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i=0; i<*p_num_groups; i++) {
+ gid_to_sid(&(*pp_sids)[i], (*pp_gids)[i]);
+ }
+
+ return NT_STATUS_OK;
+}
+
+/*******************************************************************
+ Look up a rid in the SAM we're responsible for (i.e. passdb)
+ ********************************************************************/
+
+static BOOL lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
+ const char **name,
+ enum SID_NAME_USE *psid_name_use,
+ union unid_t *unix_id)
+{
+ struct samu *sam_account = NULL;
+ GROUP_MAP map;
+ BOOL ret;
+ DOM_SID sid;
+
+ *psid_name_use = SID_NAME_UNKNOWN;
+
+ DEBUG(5,("lookup_global_sam_rid: looking up RID %u.\n",
+ (unsigned int)rid));
+
+ sid_copy(&sid, get_global_sam_sid());
+ sid_append_rid(&sid, rid);
+
+ /* see if the passdb can help us with the name of the user */
+
+ if ( !(sam_account = samu_new( NULL )) ) {
+ return False;
+ }
+
+ /* BEING ROOT BLLOCK */
+ become_root();
+ if (pdb_getsampwsid(sam_account, &sid)) {
+ struct passwd *pw;
+
+ unbecome_root(); /* -----> EXIT BECOME_ROOT() */
+ *name = talloc_strdup(mem_ctx, pdb_get_username(sam_account));
+ if (!*name) {
+ TALLOC_FREE(sam_account);
+ return False;
+ }
+
+ *psid_name_use = SID_NAME_USER;
+
+ TALLOC_FREE(sam_account);
+
+ if (unix_id == NULL) {
+ return True;
+ }
+
+ pw = Get_Pwnam(*name);
+ if (pw == NULL) {
+ return False;
+ }
+ unix_id->uid = pw->pw_uid;
+ return True;
+ }
+ TALLOC_FREE(sam_account);
+
+ ret = pdb_getgrsid(&map, sid);
+ unbecome_root();
+ /* END BECOME_ROOT BLOCK */
+
+ /* do not resolve SIDs to a name unless there is a valid
+ gid associated with it */
+
+ if ( ret && (map.gid != (gid_t)-1) ) {
+ *name = talloc_strdup(mem_ctx, map.nt_name);
+ *psid_name_use = map.sid_name_use;
+
+ if ( unix_id ) {
+ unix_id->gid = map.gid;
+ }
+
+ return True;
+ }
+
+ /* Windows will always map RID 513 to something. On a non-domain
+ controller, this gets mapped to SERVER\None. */
+
+ if ( unix_id ) {
+ DEBUG(5, ("Can't find a unix id for an unmapped group\n"));
+ return False;
+ }
+
+ if ( rid == DOMAIN_GROUP_RID_USERS ) {
+ *name = talloc_strdup(mem_ctx, "None" );
+ *psid_name_use = SID_NAME_DOM_GRP;
+
+ return True;
}
- return NT_STATUS_OK;
+ return False;
}
NTSTATUS pdb_default_lookup_rids(struct pdb_methods *methods,
- TALLOC_CTX *mem_ctx,
const DOM_SID *domain_sid,
int num_rids,
uint32 *rids,
- const char ***names,
- uint32 **attrs)
+ const char **names,
+ enum SID_NAME_USE *attrs)
{
int i;
NTSTATUS result;
BOOL have_mapped = False;
BOOL have_unmapped = False;
- (*names) = TALLOC_ZERO_ARRAY(mem_ctx, const char *, num_rids);
- (*attrs) = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_rids);
+ if (sid_check_is_builtin(domain_sid)) {
- if ((num_rids != 0) && (((*names) == NULL) || ((*attrs) == NULL)))
- return NT_STATUS_NO_MEMORY;
+ for (i=0; i<num_rids; i++) {
+ const char *name;
- if (!sid_equal(domain_sid, get_global_sam_sid())) {
- /* TODO: Sooner or later we need to look up BUILTIN rids as
- * well. -- vl */
+ if (lookup_builtin_rid(names, rids[i], &name)) {
+ attrs[i] = SID_NAME_ALIAS;
+ names[i] = name;
+ 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;
}
- for (i = 0; i < num_rids; i++) {
- fstring tmpname;
- fstring domname;
- DOM_SID sid;
- enum SID_NAME_USE type;
-
- (*attrs)[i] = SID_NAME_UNKNOWN;
+ /* Should not happen, but better check once too many */
+ if (!sid_check_is_domain(domain_sid)) {
+ return NT_STATUS_INVALID_HANDLE;
+ }
- sid_copy(&sid, domain_sid);
- sid_append_rid(&sid, rids[i]);
+ for (i = 0; i < num_rids; i++) {
+ const char *name;
- if (lookup_sid(&sid, domname, tmpname, &type)) {
- (*attrs)[i] = (uint32)type;
- (*names)[i] = talloc_strdup(mem_ctx, tmpname);
- if ((*names)[i] == NULL)
+ if (lookup_global_sam_rid(names, rids[i], &name, &attrs[i],
+ NULL)) {
+ if (name == NULL) {
return NT_STATUS_NO_MEMORY;
- DEBUG(5,("lookup_rids: %s:%d\n", (*names)[i],
- (*attrs)[i]));
+ }
+ names[i] = name;
+ DEBUG(5,("lookup_rids: %s:%d\n", names[i], attrs[i]));
have_mapped = True;
} else {
have_unmapped = True;
+ attrs[i] = SID_NAME_UNKNOWN;
}
}
return result;
}
-NTSTATUS make_pdb_methods(TALLOC_CTX *mem_ctx, PDB_METHODS **methods)
+NTSTATUS pdb_default_lookup_names(struct pdb_methods *methods,
+ const DOM_SID *domain_sid,
+ int num_names,
+ const char **names,
+ uint32 *rids,
+ enum SID_NAME_USE *attrs)
{
- *methods = TALLOC_P(mem_ctx, struct pdb_methods);
+ int i;
+ NTSTATUS result;
+ BOOL have_mapped = False;
+ BOOL have_unmapped = False;
- if (!*methods) {
- return NT_STATUS_NO_MEMORY;
+ if (sid_check_is_builtin(domain_sid)) {
+
+ for (i=0; i<num_names; i++) {
+ uint32 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;
}
- ZERO_STRUCTP(*methods);
+ /* Should not happen, but better check once too many */
+ if (!sid_check_is_domain(domain_sid)) {
+ return NT_STATUS_INVALID_HANDLE;
+ }
- (*methods)->setsampwent = pdb_default_setsampwent;
- (*methods)->endsampwent = pdb_default_endsampwent;
- (*methods)->getsampwent = pdb_default_getsampwent;
- (*methods)->getsampwnam = pdb_default_getsampwnam;
- (*methods)->getsampwsid = pdb_default_getsampwsid;
- (*methods)->add_sam_account = pdb_default_add_sam_account;
- (*methods)->update_sam_account = pdb_default_update_sam_account;
- (*methods)->delete_sam_account = pdb_default_delete_sam_account;
- (*methods)->update_login_attempts = pdb_default_update_login_attempts;
+ 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;
+ }
+ }
- (*methods)->getgrsid = pdb_default_getgrsid;
- (*methods)->getgrgid = pdb_default_getgrgid;
- (*methods)->getgrnam = pdb_default_getgrnam;
- (*methods)->add_group_mapping_entry = pdb_default_add_group_mapping_entry;
- (*methods)->update_group_mapping_entry = pdb_default_update_group_mapping_entry;
- (*methods)->delete_group_mapping_entry = pdb_default_delete_group_mapping_entry;
- (*methods)->enum_group_mapping = pdb_default_enum_group_mapping;
- (*methods)->enum_group_members = pdb_default_enum_group_members;
- (*methods)->enum_group_memberships = pdb_default_enum_group_memberships;
- (*methods)->find_alias = pdb_default_find_alias;
- (*methods)->create_alias = pdb_default_create_alias;
- (*methods)->delete_alias = pdb_default_delete_alias;
- (*methods)->enum_aliases = pdb_default_enum_aliases;
- (*methods)->get_aliasinfo = pdb_default_get_aliasinfo;
- (*methods)->set_aliasinfo = pdb_default_set_aliasinfo;
- (*methods)->add_aliasmem = pdb_default_add_aliasmem;
- (*methods)->del_aliasmem = pdb_default_del_aliasmem;
- (*methods)->enum_aliasmem = pdb_default_enum_aliasmem;
- (*methods)->enum_alias_memberships = pdb_default_alias_memberships;
- (*methods)->lookup_rids = pdb_default_lookup_rids;
+ done:
- return NT_STATUS_OK;
-}
+ result = NT_STATUS_NONE_MAPPED;
+
+ if (have_mapped)
+ result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
-struct pdb_search *pdb_search_users(uint16 acct_flags);
-struct pdb_search *pdb_search_groups(void);
-struct pdb_search *pdb_search_aliases(const DOM_SID *sid);
-uint32 pdb_search_entries(struct pdb_search *search, uint32 start_idx, uint32 max_entries, struct samr_displayentry **result);
-void pdb_search_destroy(struct pdb_search *search);
+ return result;
+}
static struct pdb_search *pdb_search_init(enum pdb_search_type type)
{
result->mem_ctx = mem_ctx;
result->type = type;
result->cache = NULL;
+ result->num_entries = 0;
result->cache_size = 0;
result->search_ended = False;
+ /* Segfault appropriately if not initialized */
+ result->next_entry = NULL;
+ result->search_end = NULL;
+
return result;
}
if (account_name != NULL)
entry->account_name = talloc_strdup(mem_ctx, account_name);
+ else
+ entry->account_name = "";
if (fullname != NULL)
entry->fullname = talloc_strdup(mem_ctx, fullname);
+ else
+ entry->fullname = "";
if (description != NULL)
entry->description = talloc_strdup(mem_ctx, description);
+ else
+ entry->description = "";
}
static BOOL user_search_in_progress = False;
uint16 acct_flags;
};
-struct pdb_search *pdb_search_users(uint16 acct_flags)
-{
- struct pdb_search *result;
- struct user_search *state;
-
- if (user_search_in_progress) {
- DEBUG(1, ("user search in progress\n"));
- return NULL;
- }
-
- if (!pdb_setsampwent(False, acct_flags))
- return NULL;
-
- user_search_in_progress = True;
-
- result = pdb_search_init(PDB_USER_SEARCH);
- if (result == NULL)
- return NULL;
-
- state = TALLOC_P(result->mem_ctx, struct user_search);
- if (state == NULL) {
- DEBUG(0, ("talloc failed\n"));
- talloc_destroy(result->mem_ctx);
- return NULL;
- }
-
- state->acct_flags = acct_flags;
-
- result->private = state;
- return result;
-}
-
-static BOOL pdb_search_entry_users(struct pdb_search *s, TALLOC_CTX *mem_ctx,
- struct samr_displayentry *entry)
+static BOOL next_entry_users(struct pdb_search *s,
+ struct samr_displayentry *entry)
{
- struct user_search *state = s->private;
- SAM_ACCOUNT *user = NULL;
- NTSTATUS status;
+ struct user_search *state = (struct user_search *)s->private_data;
+ struct samu *user = NULL;
next:
- status = pdb_init_sam(&user);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0, ("Could not pdb_init_sam\n"));
+ if ( !(user = samu_new( NULL )) ) {
+ DEBUG(0, ("next_entry_users: samu_new() failed!\n"));
return False;
}
if (!pdb_getsampwent(user)) {
- pdb_free_sam(&user);
+ TALLOC_FREE(user);
return False;
}
if ((state->acct_flags != 0) &&
((pdb_get_acct_ctrl(user) & state->acct_flags) == 0)) {
- pdb_free_sam(&user);
+ TALLOC_FREE(user);
goto next;
}
- fill_displayentry(mem_ctx, pdb_get_user_rid(user),
+ fill_displayentry(s->mem_ctx, pdb_get_user_rid(user),
pdb_get_acct_ctrl(user), pdb_get_username(user),
pdb_get_fullname(user), pdb_get_acct_desc(user),
entry);
- pdb_free_sam(&user);
+ TALLOC_FREE(user);
return True;
}
-static void pdb_search_end_users(struct pdb_search *search)
+static void search_end_users(struct pdb_search *search)
{
pdb_endsampwent();
user_search_in_progress = False;
}
-struct group_search {
- GROUP_MAP *groups;
- int num_groups, current_group;
-};
-
-struct pdb_search *pdb_search_groups(void)
+static BOOL pdb_default_search_users(struct pdb_methods *methods,
+ struct pdb_search *search,
+ uint32 acct_flags)
{
- struct pdb_search *result;
- struct group_search *state;
+ struct user_search *state;
- result = pdb_search_init(PDB_GROUP_SEARCH);
- if (result == NULL)
- return NULL;
+ if (user_search_in_progress) {
+ DEBUG(1, ("user search in progress\n"));
+ return False;
+ }
- state = TALLOC_P(result->mem_ctx, struct group_search);
+ if (!pdb_setsampwent(False, acct_flags)) {
+ DEBUG(5, ("Could not start search\n"));
+ return False;
+ }
+
+ user_search_in_progress = True;
+
+ state = TALLOC_P(search->mem_ctx, struct user_search);
if (state == NULL) {
DEBUG(0, ("talloc failed\n"));
- talloc_destroy(result->mem_ctx);
- return NULL;
+ return False;
}
- if (!pdb_enum_group_mapping(SID_NAME_DOM_GRP, &state->groups,
- &state->num_groups, True)) {
- DEBUG(0, ("Could not enum groups\n"));
- talloc_destroy(result->mem_ctx);
- return NULL;
- }
+ state->acct_flags = acct_flags;
- state->current_group = 0;
- result->private = state;
- return result;
+ search->private_data = state;
+ search->next_entry = next_entry_users;
+ search->search_end = search_end_users;
+ return True;
}
-static BOOL pdb_search_entry_group(struct pdb_search *s, TALLOC_CTX *mem_ctx,
- struct samr_displayentry *entry)
+struct group_search {
+ GROUP_MAP *groups;
+ size_t num_groups, current_group;
+};
+
+static BOOL next_entry_groups(struct pdb_search *s,
+ struct samr_displayentry *entry)
{
- struct group_search *state = s->private;
+ struct group_search *state = (struct group_search *)s->private_data;
uint32 rid;
GROUP_MAP *map = &state->groups[state->current_group];
sid_peek_rid(&map->sid, &rid);
- fill_displayentry(mem_ctx, rid, 0, map->nt_name, NULL, map->comment,
+ fill_displayentry(s->mem_ctx, rid, 0, map->nt_name, NULL, map->comment,
entry);
state->current_group += 1;
return True;
}
-static void pdb_search_end_groups(struct pdb_search *search)
+static void search_end_groups(struct pdb_search *search)
{
- struct group_search *state = search->private;
+ struct group_search *state =
+ (struct group_search *)search->private_data;
SAFE_FREE(state->groups);
}
-struct alias_search {
- GROUP_MAP *aliases;
- int num_aliases, current_alias;
-};
-
-struct pdb_search *pdb_search_aliases(const DOM_SID *sid)
+static BOOL pdb_search_grouptype(struct pdb_search *search,
+ const DOM_SID *sid, enum SID_NAME_USE type)
{
- struct pdb_search *result;
- struct alias_search *state;
- enum SID_NAME_USE type = SID_NAME_UNKNOWN;
- DOM_SID builtin_sid;
-
- if (sid_equal(sid, get_global_sam_sid()))
- type = SID_NAME_ALIAS;
-
- string_to_sid(&builtin_sid, "S-1-5-32");
-
- if (sid_equal(sid, &builtin_sid))
- type = SID_NAME_WKN_GRP;
-
- if (type == SID_NAME_UNKNOWN) {
- DEBUG(3, ("unknown domain sid: %s\n", sid_string_static(sid)));
- return NULL;
- }
-
- result = pdb_search_init(PDB_ALIAS_SEARCH);
- if (result == NULL)
- return NULL;
+ struct group_search *state;
- state = TALLOC_P(result->mem_ctx, struct alias_search);
+ state = TALLOC_P(search->mem_ctx, struct group_search);
if (state == NULL) {
DEBUG(0, ("talloc failed\n"));
- talloc_destroy(result->mem_ctx);
- return NULL;
- }
-
- if (!pdb_enum_group_mapping(type, &state->aliases,
- &state->num_aliases, False)) {
- DEBUG(0, ("Could not enum aliases\n"));
- talloc_destroy(result->mem_ctx);
- return NULL;
+ return False;
}
- state->current_alias = 0;
- result->private = state;
- return result;
-}
-
-static BOOL pdb_search_entry_alias(struct pdb_search *s, TALLOC_CTX *mem_ctx,
- struct samr_displayentry *entry)
-{
- struct alias_search *state = s->private;
- uint32 rid;
- GROUP_MAP *map = &state->aliases[state->current_alias];
-
- if (state->current_alias == state->num_aliases)
+ if (!pdb_enum_group_mapping(sid, type, &state->groups, &state->num_groups,
+ True)) {
+ DEBUG(0, ("Could not enum groups\n"));
return False;
+ }
- sid_peek_rid(&map->sid, &rid);
-
- fill_displayentry(mem_ctx, rid, 0, map->nt_name, NULL, map->comment,
- entry);
-
- state->current_alias += 1;
+ state->current_group = 0;
+ search->private_data = state;
+ search->next_entry = next_entry_groups;
+ search->search_end = search_end_groups;
return True;
}
-static void pdb_search_end_aliases(struct pdb_search *search)
+static BOOL pdb_default_search_groups(struct pdb_methods *methods,
+ struct pdb_search *search)
{
- struct alias_search *state = search->private;
- SAFE_FREE(state->aliases);
+ return pdb_search_grouptype(search, get_global_sam_sid(), SID_NAME_DOM_GRP);
}
-static BOOL pdb_search_entry(struct pdb_search *search, TALLOC_CTX *mem_ctx,
- struct samr_displayentry *entry)
+static BOOL pdb_default_search_aliases(struct pdb_methods *methods,
+ struct pdb_search *search,
+ const DOM_SID *sid)
{
- BOOL result = False;
- switch (search->type) {
- case PDB_USER_SEARCH:
- result = pdb_search_entry_users(search, mem_ctx, entry);
- break;
- case PDB_GROUP_SEARCH:
- result = pdb_search_entry_group(search, mem_ctx, entry);
- break;
- case PDB_ALIAS_SEARCH:
- result = pdb_search_entry_alias(search, mem_ctx, entry);
- break;
- default:
- DEBUG(0, ("unknown search type: %d\n", search->type));
- break;
- }
- return result;
-}
-static void pdb_search_end(struct pdb_search *search)
-{
- switch (search->type) {
- case PDB_USER_SEARCH:
- pdb_search_end_users(search);
- break;
- case PDB_GROUP_SEARCH:
- pdb_search_end_groups(search);
- break;
- case PDB_ALIAS_SEARCH:
- pdb_search_end_aliases(search);
- break;
- default:
- DEBUG(0, ("unknown search type: %d\n", search->type));
- break;
- }
+ return pdb_search_grouptype(search, sid, SID_NAME_ALIAS);
}
static struct samr_displayentry *pdb_search_getentry(struct pdb_search *search,
uint32 idx)
{
- if (idx < search->cache_size)
+ if (idx < search->num_entries)
return &search->cache[idx];
if (search->search_ended)
return NULL;
- while (idx >= search->cache_size) {
+ while (idx >= search->num_entries) {
struct samr_displayentry entry;
- if (!pdb_search_entry(search, search->mem_ctx, &entry)) {
- pdb_search_end(search);
+ if (!search->next_entry(search, &entry)) {
+ search->search_end(search);
search->search_ended = True;
break;
}
- ADD_TO_ARRAY(search->mem_ctx, struct samr_displayentry,
- entry, &search->cache, &search->cache_size);
+ ADD_TO_LARGE_ARRAY(search->mem_ctx, struct samr_displayentry,
+ entry, &search->cache, &search->num_entries,
+ &search->cache_size);
+ }
+
+ return (search->num_entries > idx) ? &search->cache[idx] : NULL;
+}
+
+struct pdb_search *pdb_search_users(uint32 acct_flags)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ struct pdb_search *result;
+
+ result = pdb_search_init(PDB_USER_SEARCH);
+ if (result == NULL) {
+ return NULL;
+ }
+
+ if (!pdb->search_users(pdb, result, acct_flags)) {
+ talloc_destroy(result->mem_ctx);
+ return NULL;
+ }
+ return result;
+}
+
+struct pdb_search *pdb_search_groups(void)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ struct pdb_search *result;
+
+ result = pdb_search_init(PDB_GROUP_SEARCH);
+ if (result == NULL) {
+ return NULL;
+ }
+
+ if (!pdb->search_groups(pdb, result)) {
+ talloc_destroy(result->mem_ctx);
+ return NULL;
}
+ return result;
+}
+
+struct pdb_search *pdb_search_aliases(const DOM_SID *sid)
+{
+ struct pdb_methods *pdb = pdb_get_methods();
+ struct pdb_search *result;
+
+ if (pdb == NULL) return NULL;
- return (search->cache_size > idx) ? &search->cache[idx] : NULL;
+ result = pdb_search_init(PDB_ALIAS_SEARCH);
+ if (result == NULL) return NULL;
+
+ if (!pdb->search_aliases(pdb, result, sid)) {
+ talloc_destroy(result->mem_ctx);
+ return NULL;
+ }
+ return result;
}
uint32 pdb_search_entries(struct pdb_search *search,
if (end_entry != NULL)
return max_entries;
- if (start_idx >= search->cache_size)
+ if (start_idx >= search->num_entries)
return 0;
- return search->cache_size - start_idx;
+ return search->num_entries - start_idx;
}
void pdb_search_destroy(struct pdb_search *search)
return;
if (!search->search_ended)
- pdb_search_end(search);
+ search->search_end(search);
talloc_destroy(search->mem_ctx);
}
+
+/*******************************************************************
+ Create a pdb_methods structure and initialize it with the default
+ operations. In this way a passdb module can simply implement
+ the functionality it cares about. However, normally this is done
+ in groups of related functions.
+*******************************************************************/
+
+NTSTATUS make_pdb_method( struct pdb_methods **methods )
+{
+ /* allocate memory for the structure as its own talloc CTX */
+
+ if ( !(*methods = TALLOC_ZERO_P(NULL, struct pdb_methods) ) ) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ (*methods)->setsampwent = pdb_default_setsampwent;
+ (*methods)->endsampwent = pdb_default_endsampwent;
+ (*methods)->getsampwent = pdb_default_getsampwent;
+ (*methods)->getsampwnam = pdb_default_getsampwnam;
+ (*methods)->getsampwsid = pdb_default_getsampwsid;
+ (*methods)->create_user = pdb_default_create_user;
+ (*methods)->delete_user = pdb_default_delete_user;
+ (*methods)->add_sam_account = pdb_default_add_sam_account;
+ (*methods)->update_sam_account = pdb_default_update_sam_account;
+ (*methods)->delete_sam_account = pdb_default_delete_sam_account;
+ (*methods)->rename_sam_account = pdb_default_rename_sam_account;
+ (*methods)->update_login_attempts = pdb_default_update_login_attempts;
+
+ (*methods)->getgrsid = pdb_default_getgrsid;
+ (*methods)->getgrgid = pdb_default_getgrgid;
+ (*methods)->getgrnam = pdb_default_getgrnam;
+ (*methods)->create_dom_group = pdb_default_create_dom_group;
+ (*methods)->delete_dom_group = pdb_default_delete_dom_group;
+ (*methods)->add_group_mapping_entry = pdb_default_add_group_mapping_entry;
+ (*methods)->update_group_mapping_entry = pdb_default_update_group_mapping_entry;
+ (*methods)->delete_group_mapping_entry = pdb_default_delete_group_mapping_entry;
+ (*methods)->enum_group_mapping = pdb_default_enum_group_mapping;
+ (*methods)->enum_group_members = pdb_default_enum_group_members;
+ (*methods)->enum_group_memberships = pdb_default_enum_group_memberships;
+ (*methods)->set_unix_primary_group = pdb_default_set_unix_primary_group;
+ (*methods)->add_groupmem = pdb_default_add_groupmem;
+ (*methods)->del_groupmem = pdb_default_del_groupmem;
+ (*methods)->find_alias = pdb_default_find_alias;
+ (*methods)->create_alias = pdb_default_create_alias;
+ (*methods)->delete_alias = pdb_default_delete_alias;
+ (*methods)->get_aliasinfo = pdb_default_get_aliasinfo;
+ (*methods)->set_aliasinfo = pdb_default_set_aliasinfo;
+ (*methods)->add_aliasmem = pdb_default_add_aliasmem;
+ (*methods)->del_aliasmem = pdb_default_del_aliasmem;
+ (*methods)->enum_aliasmem = pdb_default_enum_aliasmem;
+ (*methods)->enum_alias_memberships = pdb_default_alias_memberships;
+ (*methods)->lookup_rids = pdb_default_lookup_rids;
+ (*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_rid = pdb_default_uid_to_rid;
+ (*methods)->gid_to_sid = pdb_default_gid_to_sid;
+ (*methods)->sid_to_id = pdb_default_sid_to_id;
+
+ (*methods)->search_users = pdb_default_search_users;
+ (*methods)->search_groups = pdb_default_search_groups;
+ (*methods)->search_aliases = pdb_default_search_aliases;
+
+ return NT_STATUS_OK;
+}