diff options
Diffstat (limited to 'source3/passdb/pdb_unix.c')
| -rw-r--r-- | source3/passdb/pdb_unix.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/source3/passdb/pdb_unix.c b/source3/passdb/pdb_unix.c new file mode 100644 index 0000000000..b4092b88f8 --- /dev/null +++ b/source3/passdb/pdb_unix.c @@ -0,0 +1,127 @@ +/* + * Unix password backend for samba + * Copyright (C) Jelmer Vernooij 2002 + * + * 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 the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 675 + * Mass Ave, Cambridge, MA 02139, USA. + */ + +#include "includes.h" + +/****************************************************************** + Lookup a name in the SAM database + ******************************************************************/ + +static BOOL unixsam_getsampwnam (struct pdb_methods *methods, SAM_ACCOUNT *user, const char *sname) +{ + struct passwd *pass; + if (!methods) { + DEBUG(0,("invalid methods\n")); + return False; + } + if (!sname) { + DEBUG(0,("invalid name specified")); + return False; + } + pass = Get_Pwnam(sname); + + return NT_STATUS_IS_OK(pdb_fill_sam_pw(user, pass)); +} + + +/*************************************************************************** + Search by rid + **************************************************************************/ + +static BOOL unixsam_getsampwrid (struct pdb_methods *methods, + SAM_ACCOUNT *user, uint32 rid) +{ + struct passwd *pass; + BOOL ret = False; + if (!methods) { + DEBUG(0,("invalid methods\n")); + return False; + } + + if (pdb_rid_is_user(rid)) { + pass = getpwuid_alloc(fallback_pdb_user_rid_to_uid (rid)); + + if (pass) { + ret = NT_STATUS_IS_OK(pdb_fill_sam_pw(user, pass)); + passwd_free(&pass); + } + } + return ret; +} + +static BOOL unixsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, DOM_SID *sid) +{ + uint32 rid; + if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid)) + return False; + return unixsam_getsampwrid(my_methods, user, rid); +} + +/*************************************************************************** + Adds an existing SAM_ACCOUNT + ****************************************************************************/ + +static BOOL unixsam_add_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd) +{ + DEBUG(0,("pdb_unix should not be listed as the first passdb backend! You can't add users to it.\n")); + return False; +} + +/*************************************************************************** + Updates a SAM_ACCOUNT + + This isn't a particulary practical option for pdb_unix. We certainly don't + want to twidde the filesystem, so what should we do? + + Current plan is to transparently add the account. It should appear + as if the pdb_unix version was modified, but its actually stored somehwere. + ****************************************************************************/ + +static BOOL unixsam_update_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd) +{ + return methods->parent->pdb_add_sam_account(methods->parent, newpwd); +} + +NTSTATUS pdb_init_unixsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location) +{ + NTSTATUS nt_status; + + if (!pdb_context) { + DEBUG(0, ("invalid pdb_context specified\n")); + return NT_STATUS_UNSUCCESSFUL; + } + + if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) { + return nt_status; + } + + (*pdb_method)->name = "unixsam"; + + (*pdb_method)->setsampwent = NULL; + (*pdb_method)->endsampwent = NULL; + (*pdb_method)->getsampwent = NULL; + (*pdb_method)->getsampwnam = unixsam_getsampwnam; + (*pdb_method)->getsampwsid = unixsam_getsampwsid; + (*pdb_method)->add_sam_account = unixsam_add_sam_account; + (*pdb_method)->update_sam_account = unixsam_update_sam_account; + (*pdb_method)->delete_sam_account = NULL; + + /* There's not very much to initialise here */ + return NT_STATUS_OK; +} |