/*
- Unix SMB/Netbios implementation.
- Version 1.9.
+ Unix SMB/CIFS implementation.
Password and authentication handling
- Copyright (C) Jeremy Allison 1996-1998
- Copyright (C) Luke Kenneth Casson Leighton 1996-1998
+ Copyright (C) Jeremy Allison 1996-2001
+ Copyright (C) Luke Kenneth Casson Leighton 1996-1998
+ Copyright (C) Gerald (Jerry) Carter 2000-2001
+ Copyright (C) Andrew Bartlett 2001-2002
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
#include "includes.h"
-extern int DEBUGLEVEL;
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_PASSDB
/*
* This is set on startup - it defines the SID for this
* responsible.
*/
-extern DOM_SID global_sam_sid;
extern pstring global_myname;
-extern fstring global_myworkgroup;
-/*
- * NOTE. All these functions are abstracted into a structure
- * that points to the correct function for the selected database. JRA.
- *
- * NOTE. for the get/mod/add functions, there are two sets of functions.
- * one supports struct sam_passwd, the other supports struct smb_passwd.
- * for speed optimisation it is best to support both these sets.
- *
- * it is, however, optional to support one set but not the other: there
- * is conversion-capability built in to passdb.c, and run-time error
- * detection for when neither are supported.
- *
- * password database writers are recommended to implement the sam_passwd
- * functions in a first pass, as struct sam_passwd contains more
- * information, needed by the NT Domain support.
- *
- * a full example set of derivative functions are listed below. an API
- * writer is expected to cut/paste these into their module, replace
- * either one set (struct smb_passwd) or the other (struct sam_passwd)
- * OR both, and optionally also to write display info routines
- * (struct sam_disp_info). lkcl
- *
- */
-
-static struct passdb_ops *pdb_ops;
-
-/***************************************************************
- Initialize the password db operations.
-***************************************************************/
-
-BOOL initialize_password_db(void)
-{
- if (pdb_ops)
- {
- return True;
- }
-
-#ifdef WITH_NISPLUS
- pdb_ops = nisplus_initialize_password_db();
-#elif defined(WITH_LDAP)
- pdb_ops = ldap_initialize_password_db();
-#else
- pdb_ops = file_initialize_password_db();
-#endif
-
- return (pdb_ops != NULL);
-}
-
-/*
- * Functions that return/manipulate a struct smb_passwd.
- */
+/************************************************************
+ Fill the SAM_ACCOUNT with default values.
+ ***********************************************************/
-/************************************************************************
- Utility function to search smb passwd by rid.
-*************************************************************************/
-
-struct smb_passwd *iterate_getsmbpwrid(uint32 user_rid)
+static void pdb_fill_default_sam(SAM_ACCOUNT *user)
{
- return iterate_getsmbpwuid(pdb_user_rid_to_uid(user_rid));
-}
-
-/************************************************************************
- Utility function to search smb passwd by uid. use this if your database
- does not have search facilities.
-*************************************************************************/
-
-struct smb_passwd *iterate_getsmbpwuid(uid_t smb_userid)
+ ZERO_STRUCT(user->private); /* Don't touch the talloc context */
+
+ /* Don't change these timestamp settings without a good reason.
+ They are important for NT member server compatibility. */
+
+ user->private.init_flag = FLAG_SAM_UNINIT;
+ user->private.uid = user->private.gid = -1;
+
+ user->private.logon_time = (time_t)0;
+ user->private.pass_last_set_time = (time_t)0;
+ user->private.pass_can_change_time = (time_t)0;
+ user->private.logoff_time =
+ user->private.kickoff_time =
+ user->private.pass_must_change_time = get_time_t_max();
+ user->private.unknown_3 = 0x00ffffff; /* don't know */
+ user->private.logon_divs = 168; /* hours per week */
+ user->private.hours_len = 21; /* 21 times 8 bits = 168 */
+ memset(user->private.hours, 0xff, user->private.hours_len); /* available at all hours */
+ user->private.unknown_5 = 0x00000000; /* don't know */
+ user->private.unknown_6 = 0x000004ec; /* don't know */
+
+ /* Some parts of samba strlen their pdb_get...() returns,
+ so this keeps the interface unchanged for now. */
+
+ user->private.username = "";
+ user->private.domain = "";
+ user->private.nt_username = "";
+ user->private.full_name = "";
+ user->private.home_dir = "";
+ user->private.logon_script = "";
+ user->private.profile_path = "";
+ user->private.acct_desc = "";
+ user->private.workstations = "";
+ user->private.unknown_str = "";
+ user->private.munged_dial = "";
+}
+
+static void destroy_pdb_talloc(SAM_ACCOUNT **user)
{
- struct smb_passwd *pwd = NULL;
- void *fp = NULL;
-
- DEBUG(10, ("search by smb_userid: %x\n", (int)smb_userid));
-
- /* Open the smb password database - not for update. */
- fp = startsmbpwent(False);
-
- if (fp == NULL)
- {
- DEBUG(0, ("unable to open smb password database.\n"));
- return NULL;
- }
-
- while ((pwd = getsmbpwent(fp)) != NULL && pwd->smb_userid != smb_userid)
- ;
-
- if (pwd != NULL)
- {
- DEBUG(10, ("found by smb_userid: %x\n", (int)smb_userid));
+ if (*user) {
+ talloc_destroy((*user)->mem_ctx);
+ *user = NULL;
}
-
- endsmbpwent(fp);
- return pwd;
}
-/************************************************************************
- Utility function to search smb passwd by name. use this if your database
- does not have search facilities.
-*************************************************************************/
-
-struct smb_passwd *iterate_getsmbpwnam(char *name)
-{
- struct smb_passwd *pwd = NULL;
- void *fp = NULL;
-
- DEBUG(10, ("search by name: %s\n", name));
- /* Open the sam password file - not for update. */
- fp = startsmbpwent(False);
+/**********************************************************************
+ Alloc memory and initialises a struct sam_passwd on supplied mem_ctx.
+***********************************************************************/
- if (fp == NULL)
- {
- DEBUG(0, ("unable to open smb password database.\n"));
- return NULL;
+NTSTATUS pdb_init_sam_talloc(TALLOC_CTX *mem_ctx, SAM_ACCOUNT **user)
+{
+ if (*user != NULL) {
+ DEBUG(0,("pdb_init_sam: SAM_ACCOUNT was non NULL\n"));
+#if 0
+ smb_panic("non-NULL pointer passed to pdb_init_sam\n");
+#endif
+ return NT_STATUS_UNSUCCESSFUL;
}
- while ((pwd = getsmbpwent(fp)) != NULL && !strequal(pwd->smb_name, name))
- ;
-
- if (pwd != NULL)
- {
- DEBUG(10, ("found by name: %s\n", name));
+ if (!mem_ctx) {
+ DEBUG(0,("pdb_init_sam_talloc: mem_ctx was NULL!\n"));
+ return NT_STATUS_UNSUCCESSFUL;
}
- endsmbpwent(fp);
- return pwd;
-}
-
-/***************************************************************
- Start to enumerate the smb or sam passwd list. Returns a void pointer
- to ensure no modification outside this module.
-
- Note that currently it is being assumed that a pointer returned
- from this function may be used to enumerate struct sam_passwd
- entries as well as struct smb_passwd entries. This may need
- to change. JRA.
-
-****************************************************************/
-
-void *startsmbpwent(BOOL update)
-{
- return pdb_ops->startsmbpwent(update);
-}
-
-/***************************************************************
- End enumeration of the smb or sam passwd list.
-
- Note that currently it is being assumed that a pointer returned
- from this function may be used to enumerate struct sam_passwd
- entries as well as struct smb_passwd entries. This may need
- to change. JRA.
-
-****************************************************************/
-
-void endsmbpwent(void *vp)
-{
- pdb_ops->endsmbpwent(vp);
-}
-
-/*************************************************************************
- Routine to return the next entry in the smb passwd list.
- *************************************************************************/
-
-struct smb_passwd *getsmbpwent(void *vp)
-{
- return pdb_ops->getsmbpwent(vp);
-}
+ *user=(SAM_ACCOUNT *)talloc(mem_ctx, sizeof(SAM_ACCOUNT));
-/************************************************************************
- Routine to add an entry to the smb passwd file.
-*************************************************************************/
+ if (*user==NULL) {
+ DEBUG(0,("pdb_init_sam: error while allocating memory\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
-BOOL add_smbpwd_entry(struct smb_passwd *newpwd)
-{
- return pdb_ops->add_smbpwd_entry(newpwd);
-}
+ (*user)->mem_ctx = mem_ctx;
-/************************************************************************
- Routine to search the smb passwd file for an entry matching the username.
- and then modify its password entry. We can't use the startsampwent()/
- getsampwent()/endsampwent() interfaces here as we depend on looking
- in the actual file to decide how much room we have to write data.
- override = False, normal
- override = True, override XXXXXXXX'd out password or NO PASS
-************************************************************************/
+ (*user)->free_fn = NULL;
-BOOL mod_smbpwd_entry(struct smb_passwd* pwd, BOOL override)
-{
- return pdb_ops->mod_smbpwd_entry(pwd, override);
+ pdb_fill_default_sam(*user);
+
+ return NT_STATUS_OK;
}
-/************************************************************************
- Routine to delete an entry from the smb passwd file.
-*************************************************************************/
-
-BOOL del_smbpwd_entry(const char *name)
-{
- return pdb_ops->del_smbpwd_entry(name);
-}
-/************************************************************************
- Routine to search smb passwd by name.
-*************************************************************************/
+/*************************************************************
+ Alloc memory and initialises a struct sam_passwd.
+ ************************************************************/
-struct smb_passwd *getsmbpwnam(char *name)
+NTSTATUS pdb_init_sam(SAM_ACCOUNT **user)
{
- return pdb_ops->getsmbpwnam(name);
-}
-
-/************************************************************************
- Routine to search smb passwd by user rid.
-*************************************************************************/
+ TALLOC_CTX *mem_ctx;
+ NTSTATUS nt_status;
+
+ mem_ctx = talloc_init_named("passdb internal SAM_ACCOUNT allocation");
-struct smb_passwd *getsmbpwrid(uint32 user_rid)
-{
- return pdb_ops->getsmbpwrid(user_rid);
-}
+ if (!mem_ctx) {
+ DEBUG(0,("pdb_init_sam: error while doing talloc_init()\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
-/************************************************************************
- Routine to search smb passwd by uid.
-*************************************************************************/
+ if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(mem_ctx, user))) {
+ talloc_destroy(mem_ctx);
+ return nt_status;
+ }
+
+ (*user)->free_fn = destroy_pdb_talloc;
-struct smb_passwd *getsmbpwuid(uid_t smb_userid)
-{
- return pdb_ops->getsmbpwuid(smb_userid);
+ return NT_STATUS_OK;
}
-/*
- * Functions that manupulate a struct sam_passwd.
- */
-/************************************************************************
- Utility function to search sam passwd by name. use this if your database
- does not have search facilities.
-*************************************************************************/
+/*************************************************************
+ Initialises a struct sam_passwd with sane values.
+ ************************************************************/
-struct sam_passwd *iterate_getsam21pwnam(char *name)
+NTSTATUS pdb_fill_sam_pw(SAM_ACCOUNT *sam_account, const struct passwd *pwd)
{
- struct sam_passwd *pwd = NULL;
- void *fp = NULL;
-
- DEBUG(10, ("search by name: %s\n", name));
-
- /* Open the smb password database - not for update. */
- fp = startsmbpwent(False);
+ GROUP_MAP map;
+ uint32 rid;
- if (fp == NULL)
- {
- DEBUG(0, ("unable to open sam password database.\n"));
- return NULL;
- }
-
- while ((pwd = getsam21pwent(fp)) != NULL && !strequal(pwd->smb_name, name))
- {
- DEBUG(10, ("iterate: %s 0x%x\n", pwd->smb_name, pwd->user_rid));
+ if (!pwd) {
+ return NT_STATUS_UNSUCCESSFUL;
}
- if (pwd != NULL)
- {
- DEBUG(10, ("found by name: %s\n", name));
- }
-
- endsmbpwent(fp);
- return pwd;
-}
-
-/************************************************************************
- Utility function to search sam passwd by rid. use this if your database
- does not have search facilities.
-
- search capability by both rid and uid are needed as the rid <-> uid
- mapping may be non-monotonic.
-
-*************************************************************************/
-
-struct sam_passwd *iterate_getsam21pwrid(uint32 rid)
-{
- struct sam_passwd *pwd = NULL;
- void *fp = NULL;
+ pdb_fill_default_sam(sam_account);
- DEBUG(10, ("search by rid: %x\n", rid));
+ pdb_set_username(sam_account, pwd->pw_name);
+ pdb_set_fullname(sam_account, pwd->pw_gecos);
- /* Open the smb password file - not for update. */
- fp = startsmbpwent(False);
+ pdb_set_unix_homedir(sam_account, pwd->pw_dir);
- if (fp == NULL)
- {
- DEBUG(0, ("unable to open sam password database.\n"));
- return NULL;
- }
+ pdb_set_domain (sam_account, lp_workgroup());
- while ((pwd = getsam21pwent(fp)) != NULL && pwd->user_rid != rid)
- {
- DEBUG(10, ("iterate: %s 0x%x\n", pwd->smb_name, pwd->user_rid));
+ pdb_set_uid(sam_account, pwd->pw_uid);
+ pdb_set_gid(sam_account, pwd->pw_gid);
+
+ /* When we get a proper uid -> SID and SID -> uid allocation
+ mechinism, we should call it here.
+
+ We can't just set this to 0 or allow it only to be filled
+ in when added to the backend, becouse the user's SID
+ may already be in security descriptors etc.
+
+ -- abartlet 11-May-02
+ */
+
+ pdb_set_user_rid(sam_account,
+ fallback_pdb_uid_to_user_rid(pwd->pw_uid));
+
+ /* call the mapping code here */
+ if(get_group_map_from_gid(pwd->pw_gid, &map, MAPPING_WITHOUT_PRIV)) {
+ sid_peek_rid(&map.sid, &rid);
+ }
+ else {
+ rid=pdb_gid_to_group_rid(pwd->pw_gid);
}
+
+ pdb_set_group_rid(sam_account, rid);
- if (pwd != NULL)
+ /* check if this is a user account or a machine account */
+ if (pwd->pw_name[strlen(pwd->pw_name)-1] != '$')
{
- DEBUG(10, ("found by user_rid: %x\n", rid));
+ pdb_set_profile_path(sam_account,
+ standard_sub_specified((sam_account)->mem_ctx,
+ lp_logon_path(),
+ pwd->pw_name, global_myname,
+ pwd->pw_uid, pwd->pw_gid),
+ False);
+
+ pdb_set_homedir(sam_account,
+ standard_sub_specified((sam_account)->mem_ctx,
+ lp_logon_home(),
+ pwd->pw_name, global_myname,
+ pwd->pw_uid, pwd->pw_gid),
+ False);
+
+ pdb_set_dir_drive(sam_account,
+ standard_sub_specified((sam_account)->mem_ctx,
+ lp_logon_drive(),
+ pwd->pw_name, global_myname,
+ pwd->pw_uid, pwd->pw_gid),
+ False);
+
+ pdb_set_logon_script(sam_account,
+ standard_sub_specified((sam_account)->mem_ctx,
+ lp_logon_script(),
+ pwd->pw_name, global_myname,
+ pwd->pw_uid, pwd->pw_gid),
+ False);
}
-
- endsmbpwent(fp);
- return pwd;
+ return NT_STATUS_OK;
}
-/************************************************************************
- Utility function to search sam passwd by uid. use this if your database
- does not have search facilities.
-
- search capability by both rid and uid are needed as the rid <-> uid
- mapping may be non-monotonic.
-*************************************************************************/
+/*************************************************************
+ Initialises a struct sam_passwd with sane values.
+ ************************************************************/
-struct sam_passwd *iterate_getsam21pwuid(uid_t uid)
+NTSTATUS pdb_init_sam_pw(SAM_ACCOUNT **new_sam_acct, const struct passwd *pwd)
{
- struct sam_passwd *pwd = NULL;
- void *fp = NULL;
-
- DEBUG(10, ("search by uid: %x\n", (int)uid));
+ NTSTATUS nt_status;
- /* Open the smb password file - not for update. */
- fp = startsmbpwent(False);
-
- if (fp == NULL)
- {
- DEBUG(0, ("unable to open sam password database.\n"));
- return NULL;
+ if (!pwd) {
+ new_sam_acct = NULL;
+ return NT_STATUS_UNSUCCESSFUL;
}
- while ((pwd = getsam21pwent(fp)) != NULL && pwd->smb_userid != uid)
- ;
-
- if (pwd != NULL)
- {
- DEBUG(10, ("found by smb_userid: %x\n", (int)uid));
+ if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(new_sam_acct))) {
+ new_sam_acct = NULL;
+ return nt_status;
}
- endsmbpwent(fp);
- return pwd;
-}
-
-/*************************************************************************
- Routine to return a display info structure, by rid
- *************************************************************************/
-struct sam_disp_info *getsamdisprid(uint32 rid)
-{
- return pdb_ops->getsamdisprid(rid);
-}
-
-/*************************************************************************
- Routine to return the next entry in the sam passwd list.
- *************************************************************************/
+ if (!NT_STATUS_IS_OK(nt_status = pdb_fill_sam_pw(*new_sam_acct, pwd))) {
+ pdb_free_sam(new_sam_acct);
+ new_sam_acct = NULL;
+ return nt_status;
+ }
-struct sam_passwd *getsam21pwent(void *vp)
-{
- return pdb_ops->getsam21pwent(vp);
+ return NT_STATUS_OK;
}
-/************************************************************************
- Routine to search sam passwd by name.
-*************************************************************************/
+/**
+ * Free the contets of the SAM_ACCOUNT, but not the structure.
+ *
+ * Also wipes the LM and NT hashes and plaintext passwrod from
+ * memory.
+ *
+ * @param user SAM_ACCOUNT to free members of.
+ **/
-struct sam_passwd *getsam21pwnam(char *name)
+static void pdb_free_sam_contents(SAM_ACCOUNT *user)
{
- return pdb_ops->getsam21pwnam(name);
-}
-/************************************************************************
- Routine to search sam passwd by rid.
-*************************************************************************/
+ /* Kill off sensitive data. Free()ed by the
+ talloc mechinism */
-struct sam_passwd *getsam21pwrid(uint32 rid)
-{
- return pdb_ops->getsam21pwrid(rid);
+ data_blob_clear_free(&(user->private.lm_pw));
+ data_blob_clear_free(&(user->private.nt_pw));
+ data_blob_clear_free(&(user->private.plaintext_pw));
}
-/**********************************************************
- **********************************************************
-
- utility routines which are likely to be useful to all password
- databases
-
- **********************************************************
- **********************************************************/
-
-/*************************************************************
- initialises a struct sam_disp_info.
- **************************************************************/
+/************************************************************
+ Reset the SAM_ACCOUNT and free the NT/LM hashes.
+ ***********************************************************/
-static void pdb_init_dispinfo(struct sam_disp_info *user)
+NTSTATUS pdb_reset_sam(SAM_ACCOUNT *user)
{
- if (user == NULL) return;
- memset((char *)user, '\0', sizeof(*user));
-}
-
-/*************************************************************
- initialises a struct smb_passwd.
- **************************************************************/
+ if (user == NULL) {
+ DEBUG(0,("pdb_reset_sam: SAM_ACCOUNT was NULL\n"));
+#if 0
+ smb_panic("NULL pointer passed to pdb_free_sam\n");
+#endif
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ pdb_free_sam_contents(user);
-void pdb_init_smb(struct smb_passwd *user)
-{
- if (user == NULL) return;
- memset((char *)user, '\0', sizeof(*user));
- user->pass_last_set_time = (time_t)-1;
-}
+ pdb_fill_default_sam(user);
-/*************************************************************
- initialises a struct sam_passwd.
- **************************************************************/
-void pdb_init_sam(struct sam_passwd *user)
-{
- if (user == NULL) return;
- memset((char *)user, '\0', sizeof(*user));
- user->logon_time = (time_t)-1;
- user->logoff_time = (time_t)-1;
- user->kickoff_time = (time_t)-1;
- user->pass_last_set_time = (time_t)-1;
- user->pass_can_change_time = (time_t)-1;
- user->pass_must_change_time = (time_t)-1;
+ return NT_STATUS_OK;
}
-/*************************************************************************
- Routine to return the next entry in the sam passwd list.
- *************************************************************************/
-
-struct sam_disp_info *pdb_sam_to_dispinfo(struct sam_passwd *user)
-{
- static struct sam_disp_info disp_info;
-
- if (user == NULL) return NULL;
-
- pdb_init_dispinfo(&disp_info);
-
- disp_info.smb_name = user->smb_name;
- disp_info.full_name = user->full_name;
- disp_info.user_rid = user->user_rid;
- return &disp_info;
-}
-
-/*************************************************************
- converts a sam_passwd structure to a smb_passwd structure.
- **************************************************************/
+/************************************************************
+ Free the SAM_ACCOUNT and the member pointers.
+ ***********************************************************/
-struct smb_passwd *pdb_sam_to_smb(struct sam_passwd *user)
+NTSTATUS pdb_free_sam(SAM_ACCOUNT **user)
{
- static struct smb_passwd pw_buf;
-
- if (user == NULL) return NULL;
-
- pdb_init_smb(&pw_buf);
+ if (*user == NULL) {
+ DEBUG(0,("pdb_free_sam: SAM_ACCOUNT was NULL\n"));
+#if 0
+ smb_panic("NULL pointer passed to pdb_free_sam\n");
+#endif
+ return NT_STATUS_UNSUCCESSFUL;
+ }
- pw_buf.smb_userid = user->smb_userid;
- pw_buf.smb_name = user->smb_name;
- pw_buf.smb_passwd = user->smb_passwd;
- pw_buf.smb_nt_passwd = user->smb_nt_passwd;
- pw_buf.acct_ctrl = user->acct_ctrl;
- pw_buf.pass_last_set_time = user->pass_last_set_time;
+ pdb_free_sam_contents(*user);
+
+ if ((*user)->free_fn) {
+ (*user)->free_fn(user);
+ }
- return &pw_buf;
+ return NT_STATUS_OK;
}
-/*************************************************************
- converts a smb_passwd structure to a sam_passwd structure.
- **************************************************************/
-
-struct sam_passwd *pdb_smb_to_sam(struct smb_passwd *user)
-{
- static struct sam_passwd pw_buf;
-
- if (user == NULL) return NULL;
-
- pdb_init_sam(&pw_buf);
-
- pw_buf.smb_userid = user->smb_userid;
- pw_buf.smb_name = user->smb_name;
- pw_buf.smb_passwd = user->smb_passwd;
- pw_buf.smb_nt_passwd = user->smb_nt_passwd;
- pw_buf.acct_ctrl = user->acct_ctrl;
- pw_buf.pass_last_set_time = user->pass_last_set_time;
-
- return &pw_buf;
-}
-
/**********************************************************
Encode the account control bits into a string.
length = length of string to encode into (including terminating
char *pdb_encode_acct_ctrl(uint16 acct_ctrl, size_t length)
{
- static fstring acct_str;
- size_t i = 0;
-
- acct_str[i++] = '[';
-
- if (acct_ctrl & ACB_PWNOTREQ ) acct_str[i++] = 'N';
- if (acct_ctrl & ACB_DISABLED ) acct_str[i++] = 'D';
- if (acct_ctrl & ACB_HOMDIRREQ) acct_str[i++] = 'H';
- if (acct_ctrl & ACB_TEMPDUP ) acct_str[i++] = 'T';
- if (acct_ctrl & ACB_NORMAL ) acct_str[i++] = 'U';
- if (acct_ctrl & ACB_MNS ) acct_str[i++] = 'M';
- if (acct_ctrl & ACB_WSTRUST ) acct_str[i++] = 'W';
- if (acct_ctrl & ACB_SVRTRUST ) acct_str[i++] = 'S';
- if (acct_ctrl & ACB_AUTOLOCK ) acct_str[i++] = 'L';
- if (acct_ctrl & ACB_PWNOEXP ) acct_str[i++] = 'X';
- if (acct_ctrl & ACB_DOMTRUST ) acct_str[i++] = 'I';
-
- for ( ; i < length - 2 ; i++ ) { acct_str[i] = ' '; }
-
- i = length - 2;
- acct_str[i++] = ']';
- acct_str[i++] = '\0';
-
- return acct_str;
+ static fstring acct_str;
+ size_t i = 0;
+
+ acct_str[i++] = '[';
+
+ if (acct_ctrl & ACB_PWNOTREQ ) acct_str[i++] = 'N';
+ if (acct_ctrl & ACB_DISABLED ) acct_str[i++] = 'D';
+ if (acct_ctrl & ACB_HOMDIRREQ) acct_str[i++] = 'H';
+ if (acct_ctrl & ACB_TEMPDUP ) acct_str[i++] = 'T';
+ if (acct_ctrl & ACB_NORMAL ) acct_str[i++] = 'U';
+ if (acct_ctrl & ACB_MNS ) acct_str[i++] = 'M';
+ if (acct_ctrl & ACB_WSTRUST ) acct_str[i++] = 'W';
+ if (acct_ctrl & ACB_SVRTRUST ) acct_str[i++] = 'S';
+ if (acct_ctrl & ACB_AUTOLOCK ) acct_str[i++] = 'L';
+ if (acct_ctrl & ACB_PWNOEXP ) acct_str[i++] = 'X';
+ if (acct_ctrl & ACB_DOMTRUST ) acct_str[i++] = 'I';
+
+ for ( ; i < length - 2 ; i++ )
+ acct_str[i] = ' ';
+
+ i = length - 2;
+ acct_str[i++] = ']';
+ acct_str[i++] = '\0';
+
+ return acct_str;
}
/**********************************************************
Decode the account control bits from a string.
-
- this function breaks coding standards minimum line width of 80 chars.
- reason: vertical line-up code clarity - all case statements fit into
- 15 lines, which is more important.
**********************************************************/
uint16 pdb_decode_acct_ctrl(const char *p)
* NT password (in the form [NDHTUWSLXI]).
*/
- if (*p != '[') return 0;
+ if (*p != '[')
+ return 0;
- for (p++; *p && !finished; p++)
- {
- switch (*p)
- {
+ for (p++; *p && !finished; p++) {
+ switch (*p) {
case 'N': { acct_ctrl |= ACB_PWNOTREQ ; break; /* 'N'o password. */ }
case 'D': { acct_ctrl |= ACB_DISABLED ; break; /* 'D'isabled. */ }
case 'H': { acct_ctrl |= ACB_HOMDIRREQ; break; /* 'H'omedir required. */ }
return acct_ctrl;
}
-/*******************************************************************
- gets password-database-format time from a string.
- ********************************************************************/
-
-static time_t get_time_from_string(const char *p)
-{
- int i;
-
- for (i = 0; i < 8; i++)
- {
- if (p[i] == '\0' || !isxdigit((int)(p[i]&0xFF)))
- break;
- }
- if (i == 8)
- {
- /*
- * p points at 8 characters of hex digits -
- * read into a time_t as the seconds since
- * 1970 that the password was last changed.
- */
- return (time_t)strtol(p, NULL, 16);
- }
- return (time_t)-1;
-}
-
-/*******************************************************************
- gets password last set time
- ********************************************************************/
-
-time_t pdb_get_last_set_time(const char *p)
-{
- if (*p && StrnCaseCmp(p, "LCT-", 4))
- {
- return get_time_from_string(p + 4);
- }
- return (time_t)-1;
-}
-
-
-/*******************************************************************
- sets password-database-format time in a string.
- ********************************************************************/
-static void set_time_in_string(char *p, int max_len, char *type, time_t t)
-{
- slprintf(p, max_len, ":%s-%08X:", type, (uint32)t);
-}
-
-/*******************************************************************
- sets logon time
- ********************************************************************/
-void pdb_set_logon_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "LNT", t);
-}
-
-/*******************************************************************
- sets logoff time
- ********************************************************************/
-void pdb_set_logoff_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "LOT", t);
-}
-
-/*******************************************************************
- sets kickoff time
- ********************************************************************/
-void pdb_set_kickoff_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "KOT", t);
-}
-
-/*******************************************************************
- sets password can change time
- ********************************************************************/
-void pdb_set_can_change_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "CCT", t);
-}
-
-/*******************************************************************
- sets password last set time
- ********************************************************************/
-void pdb_set_must_change_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "MCT", t);
-}
-
-/*******************************************************************
- sets password last set time
- ********************************************************************/
-void pdb_set_last_set_time(char *p, int max_len, time_t t)
-{
- set_time_in_string(p, max_len, "LCT", t);
-}
-
-
/*************************************************************
Routine to set 32 hex password characters from a 16 byte array.
**************************************************************/
-void pdb_sethexpwd(char *p, unsigned char *pwd, uint16 acct_ctrl)
+
+void pdb_sethexpwd(char *p, const unsigned char *pwd, uint16 acct_ctrl)
{
if (pwd != NULL) {
int i;
safe_strcpy(p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 33);
}
}
+
/*************************************************************
Routine to get the 32 hex characters and turn them
into a 16 byte array.
**************************************************************/
-BOOL pdb_gethexpwd(char *p, unsigned char *pwd)
+
+BOOL pdb_gethexpwd(const char *p, unsigned char *pwd)
{
int i;
unsigned char lonybble, hinybble;
char *hexchars = "0123456789ABCDEF";
char *p1, *p2;
-
- for (i = 0; i < 32; i += 2)
- {
+
+ if (!p)
+ return (False);
+
+ for (i = 0; i < 32; i += 2) {
hinybble = toupper(p[i]);
lonybble = toupper(p[i + 1]);
p2 = strchr(hexchars, lonybble);
if (!p1 || !p2)
- {
return (False);
- }
hinybble = PTR_DIFF(p1, hexchars);
lonybble = PTR_DIFF(p2, hexchars);
return (True);
}
+#if 0 /* seem it is not used by anyone */
/*******************************************************************
Group and User RID username mapping function
********************************************************************/
-BOOL pdb_name_to_rid(char *user_name, uint32 *u_rid, uint32 *g_rid)
+BOOL pdb_name_to_rid(const char *user_name, uint32 *u_rid, uint32 *g_rid)
{
- struct passwd *pw = Get_Pwnam(user_name, False);
+ GROUP_MAP map;
+ struct passwd *pw = Get_Pwnam(user_name);
if (u_rid == NULL || g_rid == NULL || user_name == NULL)
- {
return False;
- }
- if (!pw)
- {
+ if (!pw) {
DEBUG(1,("Username %s is invalid on this system\n", user_name));
return False;
}
- if (user_in_list(user_name, lp_domain_guest_users()))
- {
- *u_rid = DOMAIN_USER_RID_GUEST;
- }
- else if (user_in_list(user_name, lp_domain_admin_users()))
- {
- *u_rid = DOMAIN_USER_RID_ADMIN;
- }
- else
- {
- /* turn the unix UID into a Domain RID. this is what the posix
- sub-system does (adds 1000 to the uid) */
- *u_rid = pdb_uid_to_user_rid(pw->pw_uid);
- }
+ /* turn the unix UID into a Domain RID. this is what the posix
+ sub-system does (adds 1000 to the uid) */
+ *u_rid = fallback_pdb_uid_to_user_rid(pw->pw_uid);
/* absolutely no idea what to do about the unix GID to Domain RID mapping */
- *g_rid = pdb_gid_to_group_rid(pw->pw_gid);
+ /* map it ! */
+ if (get_group_map_from_gid(pw->pw_gid, &map, MAPPING_WITHOUT_PRIV)) {
+ sid_peek_rid(&map.sid, g_rid);
+ } else
+ *g_rid = pdb_gid_to_group_rid(pw->pw_gid);
return True;
}
+#endif /* seem it is not used by anyone */
-/****************************************************************************
- Read the machine SID from a file.
-****************************************************************************/
+/*******************************************************************
+ Converts NT user RID to a UNIX uid.
+ ********************************************************************/
-static BOOL read_sid_from_file(int fd, char *sid_file)
+uid_t fallback_pdb_user_rid_to_uid(uint32 user_rid)
{
- fstring fline;
+ int rid_offset = lp_algorithmic_rid_base();
+ return (uid_t)(((user_rid & (~USER_RID_TYPE))- rid_offset)/RID_MULTIPLIER);
+}
- memset(fline, '\0', sizeof(fline));
- if(read(fd, fline, sizeof(fline) -1 ) < 0) {
- DEBUG(0,("unable to read file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- return False;
- }
+/*******************************************************************
+ converts UNIX uid to an NT User RID.
+ ********************************************************************/
- /*
- * Convert to the machine SID.
- */
+uint32 fallback_pdb_uid_to_user_rid(uid_t uid)
+{
+ int rid_offset = lp_algorithmic_rid_base();
+ return (((((uint32)uid)*RID_MULTIPLIER) + rid_offset) | USER_RID_TYPE);
+}
- fline[sizeof(fline)-1] = '\0';
- if(!string_to_sid( &global_sam_sid, fline)) {
- DEBUG(0,("unable to generate machine SID.\n"));
- return False;
- }
+/*******************************************************************
+ Converts NT group RID to a UNIX gid.
+ ********************************************************************/
- return True;
+gid_t pdb_group_rid_to_gid(uint32 group_rid)
+{
+ int rid_offset = lp_algorithmic_rid_base();
+ return (gid_t)(((group_rid & (~GROUP_RID_TYPE))- rid_offset)/RID_MULTIPLIER);
}
-/****************************************************************************
- Generate the global machine sid. Look for the MACHINE.SID file first, if
- not found then look in smb.conf and use it to create the MACHINE.SID file.
- Note this function will be replaced soon. JRA.
-****************************************************************************/
+/*******************************************************************
+ converts NT Group RID to a UNIX uid.
+
+ warning: you must not call that function only
+ you must do a call to the group mapping first.
+ there is not anymore a direct link between the gid and the rid.
+ ********************************************************************/
-BOOL pdb_generate_sam_sid(void)
+uint32 pdb_gid_to_group_rid(gid_t gid)
{
- int fd;
- char *p;
- pstring sid_file;
- fstring sid_string;
- SMB_STRUCT_STAT st;
- BOOL overwrite_bad_sid = False;
-
- generate_wellknown_sids();
-
- pstrcpy(sid_file, lp_smb_passwd_file());
- p = strrchr(sid_file, '/');
- if(p != NULL) {
- *++p = '\0';
- }
-
- if (!directory_exist(sid_file, NULL)) {
- if (mkdir(sid_file, 0700) != 0) {
- DEBUG(0,("can't create private directory %s : %s\n",
- sid_file, strerror(errno)));
- return False;
- }
- }
-
- pstrcat(sid_file, "MACHINE.SID");
-
- if((fd = sys_open(sid_file, O_RDWR | O_CREAT, 0644)) == -1) {
- DEBUG(0,("unable to open or create file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- return False;
- }
-
- /*
- * Check if the file contains data.
- */
-
- if(sys_fstat( fd, &st) < 0) {
- DEBUG(0,("unable to stat file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
-
- if(st.st_size > 0) {
- /*
- * We have a valid SID - read it.
- */
- if(!read_sid_from_file( fd, sid_file)) {
- DEBUG(0,("unable to read file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
-
- /*
- * JRA. Reversed the sense of this test now that I have
- * actually done this test *personally*. One more reason
- * to never trust third party information you have not
- * independently verified.... sigh. JRA.
- */
-
- if(global_sam_sid.num_auths > 0 && global_sam_sid.sub_auths[0] == 0x21) {
- /*
- * Fix and re-write...
- */
- overwrite_bad_sid = True;
- global_sam_sid.sub_auths[0] = 21;
- DEBUG(5,("pdb_generate_sam_sid: Old (incorrect) sid id_auth of hex 21 \
-detected - re-writing to be decimal 21 instead.\n" ));
- sid_to_string(sid_string, &global_sam_sid);
- if(sys_lseek(fd, (SMB_OFF_T)0, SEEK_SET) != 0) {
- DEBUG(0,("unable to seek file file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
- } else {
- close(fd);
- return True;
- }
- } else {
- /*
- * The file contains no data - we need to generate our
- * own sid.
- * Generate the new sid data & turn it into a string.
- */
- int i;
- uchar raw_sid_data[12];
- DOM_SID mysid;
-
- memset((char *)&mysid, '\0', sizeof(DOM_SID));
- mysid.sid_rev_num = 1;
- mysid.id_auth[5] = 5;
- mysid.num_auths = 0;
- mysid.sub_auths[mysid.num_auths++] = 21;
-
- generate_random_buffer( raw_sid_data, 12, True);
- for( i = 0; i < 3; i++)
- mysid.sub_auths[mysid.num_auths++] = IVAL(raw_sid_data, i*4);
-
- sid_to_string(sid_string, &mysid);
- }
-
- fstrcat(sid_string, "\n");
-
- /*
- * Ensure our new SID is valid.
- */
-
- if(!string_to_sid( &global_sam_sid, sid_string)) {
- DEBUG(0,("unable to generate machine SID.\n"));
- return False;
- }
-
- /*
- * Do an exclusive blocking lock on the file.
- */
-
- if(!do_file_lock( fd, 60, F_WRLCK)) {
- DEBUG(0,("unable to lock file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
-
- if(!overwrite_bad_sid) {
- /*
- * At this point we have a blocking lock on the SID
- * file - check if in the meantime someone else wrote
- * SID data into the file. If so - they were here first,
- * use their data.
- */
-
- if(sys_fstat( fd, &st) < 0) {
- DEBUG(0,("unable to stat file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
-
- if(st.st_size > 0) {
- /*
- * Unlock as soon as possible to reduce
- * contention on the exclusive lock.
- */
- do_file_lock( fd, 60, F_UNLCK);
-
- /*
- * We have a valid SID - read it.
- */
-
- if(!read_sid_from_file( fd, sid_file)) {
- DEBUG(0,("unable to read file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- close(fd);
- return False;
- }
- close(fd);
- return True;
- }
- }
-
- /*
- * The file is still empty and we have an exlusive lock on it,
- * or we're fixing an earlier mistake.
- * Write out out SID data into the file.
- */
-
- /*
- * Use chmod here as some (strange) UNIX's don't
- * have fchmod. JRA.
- */
-
- if(chmod(sid_file, 0644) < 0) {
- DEBUG(0,("unable to set correct permissions on file %s. \
-Error was %s\n", sid_file, strerror(errno) ));
- do_file_lock( fd, 60, F_UNLCK);
- close(fd);
- return False;
- }
-
- if(write( fd, sid_string, strlen(sid_string)) != strlen(sid_string)) {
- DEBUG(0,("unable to write file %s. Error was %s\n",
- sid_file, strerror(errno) ));
- do_file_lock( fd, 60, F_UNLCK);
- close(fd);
- return False;
- }
-
- /*
- * Unlock & exit.
- */
-
- do_file_lock( fd, 60, F_UNLCK);
- close(fd);
- return True;
-}
-/*******************************************************************
- Converts NT user RID to a UNIX uid.
- ********************************************************************/
-
-uid_t pdb_user_rid_to_uid(uint32 user_rid)
-{
- return (uid_t)(((user_rid & (~USER_RID_TYPE))- 1000)/RID_MULTIPLIER);
-}
-
-/*******************************************************************
- Converts NT user RID to a UNIX gid.
- ********************************************************************/
-
-gid_t pdb_user_rid_to_gid(uint32 user_rid)
-{
- return (uid_t)(((user_rid & (~GROUP_RID_TYPE))- 1000)/RID_MULTIPLIER);
-}
-
-/*******************************************************************
- converts UNIX uid to an NT User RID.
- ********************************************************************/
-
-uint32 pdb_uid_to_user_rid(uid_t uid)
-{
- return (((((uint32)uid)*RID_MULTIPLIER) + 1000) | USER_RID_TYPE);
-}
-
-/*******************************************************************
- converts NT Group RID to a UNIX uid.
- ********************************************************************/
-
-uint32 pdb_gid_to_group_rid(gid_t gid)
-{
- return (((((uint32)gid)*RID_MULTIPLIER) + 1000) | GROUP_RID_TYPE);
+ int rid_offset = lp_algorithmic_rid_base();
+ return (((((uint32)gid)*RID_MULTIPLIER) + rid_offset) | GROUP_RID_TYPE);
}
/*******************************************************************
static BOOL pdb_rid_is_well_known(uint32 rid)
{
- return (rid < 1000);
+ /* Not using rid_offset here, becouse this is the actual
+ NT fixed value (1000) */
+
+ return (rid < BASE_RID);
}
/*******************************************************************
Decides if a RID is a user or group RID.
********************************************************************/
-
+
BOOL pdb_rid_is_user(uint32 rid)
{
/* lkcl i understand that NT attaches an enumeration to a RID
Convert a rid into a name. Used in the lookup SID rpc.
********************************************************************/
-BOOL local_lookup_rid(uint32 rid, char *name, uint8 *psid_name_use)
+BOOL local_lookup_sid(DOM_SID *sid, char *name, enum SID_NAME_USE *psid_name_use)
{
+ uint32 rid;
+ SAM_ACCOUNT *sam_account = NULL;
+ GROUP_MAP map;
- BOOL is_user = pdb_rid_is_user(rid);
-
- DEBUG(5,("local_lookup_rid: looking up %s RID %u.\n", is_user ? "user" :
- "group", (unsigned int)rid));
-
- if(is_user) {
- if(rid == DOMAIN_USER_RID_ADMIN) {
- pstring admin_users;
- char *p = admin_users;
- pstrcpy( admin_users, lp_domain_admin_users());
+ sid_peek_rid(sid, &rid);
+ *psid_name_use = SID_NAME_UNKNOWN;
+
+ DEBUG(5,("local_lookup_sid: looking up RID %u.\n", (unsigned int)rid));
+
+ if (rid == DOMAIN_USER_RID_ADMIN) {
+ char **admin_list = lp_admin_users(-1);
+ *psid_name_use = SID_NAME_USER;
+ if (admin_list) {
+ char *p = *admin_list;
if(!next_token(&p, name, NULL, sizeof(fstring)))
fstrcpy(name, "Administrator");
- } else if (rid == DOMAIN_USER_RID_GUEST) {
- pstring guest_users;
- char *p = guest_users;
- pstrcpy( guest_users, lp_domain_guest_users());
- if(!next_token(&p, name, NULL, sizeof(fstring)))
- fstrcpy(name, "Guest");
} else {
- uid_t uid = pdb_user_rid_to_uid(rid);
- struct passwd *pass = sys_getpwuid(uid);
+ fstrcpy(name, "Administrator");
+ }
+ return True;
- *psid_name_use = SID_NAME_USER;
+ } else if (rid == DOMAIN_USER_RID_GUEST) {
+ char *p = lp_guestaccount();
+ *psid_name_use = SID_NAME_USER;
+ if(!next_token(&p, name, NULL, sizeof(fstring)))
+ fstrcpy(name, "Guest");
+ return True;
- DEBUG(5,("local_lookup_rid: looking up uid %u %s\n", (unsigned int)uid,
- pass ? "succeeded" : "failed" ));
+ }
- if(!pass) {
- slprintf(name, sizeof(fstring)-1, "unix_user.%u", (unsigned int)uid);
- return True;
- }
+ /*
+ * Don't try to convert the rid to a name if
+ * running in appliance mode
+ */
- fstrcpy(name, pass->pw_name);
+ if (lp_hide_local_users())
+ return False;
+
+ if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_account))) {
+ return False;
+ }
+
+ /* This now does the 'generic' mapping in pdb_unix */
+ if (pdb_getsampwsid(sam_account, sid)) {
+ fstrcpy(name, pdb_get_username(sam_account));
+ *psid_name_use = SID_NAME_USER;
- DEBUG(5,("local_lookup_rid: found user %s for rid %u\n", name,
- (unsigned int)rid ));
+ pdb_free_sam(&sam_account);
+
+ return True;
+ }
+
+ pdb_free_sam(&sam_account);
+
+ if (get_group_map_from_sid(*sid, &map, MAPPING_WITHOUT_PRIV)) {
+ if (map.gid!=-1) {
+ DEBUG(5,("local_lookup_sid: mapped group %s to gid %u\n", map.nt_name, (unsigned int)map.gid));
+ } else {
+ DEBUG(5,("local_lookup_sid: mapped group %s to no unix gid. Returning name.\n", map.nt_name));
}
- } else {
- gid_t gid = pdb_user_rid_to_gid(rid);
- struct group *gr = getgrgid(gid);
+ fstrcpy(name, map.nt_name);
+ *psid_name_use = map.sid_name_use;
+ return True;
+ }
- *psid_name_use = SID_NAME_ALIAS;
+ if (pdb_rid_is_user(rid)) {
+ uid_t uid;
+
+ DEBUG(5, ("assuming RID %u is a user\n", (unsigned)rid));
- DEBUG(5,("local_local_rid: looking up gid %u %s\n", (unsigned int)gid,
- gr ? "succeeded" : "failed" ));
+ uid = fallback_pdb_user_rid_to_uid(rid);
+ slprintf(name, sizeof(fstring)-1, "unix_user.%u", (unsigned int)uid);
+ return False; /* Indicates that this user was 'not mapped' */
+ } else {
+ gid_t gid;
+ struct group *gr;
+
+ DEBUG(5, ("assuming RID %u is a group\n", (unsigned)rid));
+
+ gid = pdb_group_rid_to_gid(rid);
+ gr = getgrgid(gid);
+
+ *psid_name_use = SID_NAME_ALIAS;
+
+ DEBUG(5,("local_lookup_sid: looking up gid %u %s\n", (unsigned int)gid,
+ gr ? "succeeded" : "failed" ));
+
if(!gr) {
slprintf(name, sizeof(fstring)-1, "unix_group.%u", (unsigned int)gid);
- return True;
+ return False; /* Indicates that this group was 'not mapped' */
}
-
+
fstrcpy( name, gr->gr_name);
-
- DEBUG(5,("local_lookup_rid: found group %s for rid %u\n", name,
- (unsigned int)rid ));
+
+ DEBUG(5,("local_lookup_sid: found group %s for rid %u\n", name,
+ (unsigned int)rid ));
+ return True;
}
-
- return True;
}
/*******************************************************************
Convert a name into a SID. Used in the lookup name rpc.
********************************************************************/
-BOOL local_lookup_name(char *domain, char *user, DOM_SID *psid, uint8 *psid_name_use)
+BOOL local_lookup_name(const char *c_user, DOM_SID *psid, enum SID_NAME_USE *psid_name_use)
{
extern DOM_SID global_sid_World_Domain;
- struct passwd *pass = NULL;
DOM_SID local_sid;
+ fstring user;
+ SAM_ACCOUNT *sam_account = NULL;
+ struct group *grp;
+ GROUP_MAP map;
+
+ *psid_name_use = SID_NAME_UNKNOWN;
- sid_copy(&local_sid, &global_sam_sid);
+ /*
+ * user may be quoted a const string, and map_username and
+ * friends can modify it. Make a modifiable copy. JRA.
+ */
- if(!strequal(global_myname, domain) && !strequal(global_myworkgroup, domain))
- return False;
+ fstrcpy(user, c_user);
+
+ sid_copy(&local_sid, get_global_sam_sid());
/*
* Special case for MACHINE\Everyone. Map to the world_sid.
return True;
}
+ /*
+ * Don't lookup local unix users if running in appliance mode
+ */
+ if (lp_hide_local_users())
+ return False;
+
(void)map_username(user);
- if(!(pass = Get_Pwnam(user, False))) {
- /*
- * Maybe it was a group ?
- */
- struct group *grp = getgrnam(user);
+ if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_account))) {
+ return False;
+ }
+
+ if (pdb_getsampwnam(sam_account, user)) {
+ sid_append_rid( &local_sid, pdb_get_user_rid(sam_account));
+ *psid_name_use = SID_NAME_USER;
+
+ sid_copy( psid, &local_sid);
+ pdb_free_sam(&sam_account);
+ return True;
+ }
+
+ pdb_free_sam(&sam_account);
+ /*
+ * Maybe it was a group ?
+ */
+
+ /* check if it's a mapped group */
+ if (get_group_map_from_ntname(user, &map, MAPPING_WITHOUT_PRIV)) {
+ if (map.gid!=-1) {
+ /* yes it's a mapped group to a valid unix group */
+ sid_copy(&local_sid, &map.sid);
+ *psid_name_use = map.sid_name_use;
+ }
+ else {
+ /* it's a correct name but not mapped so it points to nothing*/
+ return False;
+ }
+ } else {
+ /* it's not a mapped group */
+ grp = getgrnam(user);
if(!grp)
return False;
-
+
+ /*
+ *check if it's mapped, if it is reply it doesn't exist
+ *
+ * that's to prevent this case:
+ *
+ * unix group ug is mapped to nt group ng
+ * someone does a lookup on ug
+ * we must not reply as it doesn't "exist" anymore
+ * for NT. For NT only ng exists.
+ * JFM, 30/11/2001
+ */
+
+ if (get_group_map_from_gid(grp->gr_gid, &map, MAPPING_WITHOUT_PRIV)){
+ return False;
+ }
+
sid_append_rid( &local_sid, pdb_gid_to_group_rid(grp->gr_gid));
*psid_name_use = SID_NAME_ALIAS;
- } else {
-
- sid_append_rid( &local_sid, pdb_uid_to_user_rid(pass->pw_uid));
- *psid_name_use = SID_NAME_USER;
}
sid_copy( psid, &local_sid);
DOM_SID *local_uid_to_sid(DOM_SID *psid, uid_t uid)
{
- extern DOM_SID global_sam_sid;
+ struct passwd *pass;
+ SAM_ACCOUNT *sam_user = NULL;
+ fstring str; /* sid string buffer */
+
+ sid_copy(psid, get_global_sam_sid());
+
+ if((pass = getpwuid_alloc(uid))) {
+
+ if (NT_STATUS_IS_ERR(pdb_init_sam(&sam_user))) {
+ passwd_free(&pass);
+ return NULL;
+ }
+
+ if (pdb_getsampwnam(sam_user, pass->pw_name)) {
+ sid_append_rid(psid, pdb_get_user_rid(sam_user));
+ } else {
+ sid_append_rid(psid, fallback_pdb_uid_to_user_rid(uid));
+ }
- sid_copy(psid, &global_sam_sid);
- sid_append_rid(psid, pdb_uid_to_user_rid(uid));
+ DEBUG(10,("local_uid_to_sid: uid %u -> SID (%s) (%s).\n",
+ (unsigned)uid, sid_to_string( str, psid),
+ pass->pw_name ));
+
+ passwd_free(&pass);
+ pdb_free_sam(&sam_user);
+
+ } else {
+ sid_append_rid(psid, fallback_pdb_uid_to_user_rid(uid));
+
+ DEBUG(10,("local_uid_to_sid: uid %u -> SID (%s) (unknown user).\n",
+ (unsigned)uid, sid_to_string( str, psid)));
+ }
return psid;
}
+/****************************************************************************
+ Convert a SID to uid - locally.
+****************************************************************************/
+
+BOOL local_sid_to_uid(uid_t *puid, DOM_SID *psid, enum SID_NAME_USE *name_type)
+{
+ DOM_SID dom_sid;
+ uint32 rid;
+ fstring str;
+ SAM_ACCOUNT *sam_user = NULL;
+
+ *name_type = SID_NAME_UNKNOWN;
+
+ sid_copy(&dom_sid, psid);
+ sid_split_rid(&dom_sid, &rid);
+
+ /*
+ * We can only convert to a uid if this is our local
+ * Domain SID (ie. we are the controling authority).
+ */
+ if (!sid_equal(get_global_sam_sid(), &dom_sid))
+ return False;
+
+ if (NT_STATUS_IS_ERR(pdb_init_sam(&sam_user)))
+ return False;
+
+ if (pdb_getsampwsid(sam_user, psid)) {
+ *puid = pdb_get_uid(sam_user);
+ if (*puid == -1) {
+ pdb_free_sam(&sam_user);
+ return False;
+ }
+ DEBUG(10,("local_sid_to_uid: SID %s -> uid (%u) (%s).\n", sid_to_string( str, psid),
+ (unsigned int)*puid, pdb_get_username(sam_user)));
+ } else {
+ DEBUG(5,("local_sid_to_uid: SID %s not mapped becouse RID was not found in passdb.\n", sid_to_string( str, psid)));
+ pdb_free_sam(&sam_user);
+ return False;
+ }
+ pdb_free_sam(&sam_user);
+
+ *name_type = SID_NAME_USER;
+
+ return True;
+}
+
/****************************************************************************
Convert a gid to SID - locally.
****************************************************************************/
DOM_SID *local_gid_to_sid(DOM_SID *psid, gid_t gid)
{
- extern DOM_SID global_sam_sid;
+ GROUP_MAP map;
- sid_copy(psid, &global_sam_sid);
- sid_append_rid(psid, pdb_gid_to_group_rid(gid));
+ sid_copy(psid, get_global_sam_sid());
+
+ if (get_group_map_from_gid(gid, &map, MAPPING_WITHOUT_PRIV)) {
+ sid_copy(psid, &map.sid);
+ }
+ else {
+ sid_append_rid(psid, pdb_gid_to_group_rid(gid));
+ }
return psid;
}
+
+/****************************************************************************
+ Convert a SID to gid - locally.
+****************************************************************************/
+
+BOOL local_sid_to_gid(gid_t *pgid, DOM_SID *psid, enum SID_NAME_USE *name_type)
+{
+ DOM_SID dom_sid;
+ uint32 rid;
+ fstring str;
+ GROUP_MAP map;
+
+ *name_type = SID_NAME_UNKNOWN;
+
+ sid_copy(&dom_sid, psid);
+ sid_split_rid(&dom_sid, &rid);
+
+ /*
+ * We can only convert to a gid if this is our local
+ * Domain SID (ie. we are the controling authority).
+ *
+ * Or in the Builtin SID too. JFM, 11/30/2001
+ */
+
+ if (!sid_equal(get_global_sam_sid(), &dom_sid))
+ return False;
+
+ if (get_group_map_from_sid(*psid, &map, MAPPING_WITHOUT_PRIV)) {
+
+ /* the SID is in the mapping table but not mapped */
+ if (map.gid==-1)
+ return False;
+
+ sid_peek_rid(&map.sid, &rid);
+ *pgid = map.gid;
+ *name_type = map.sid_name_use;
+ DEBUG(10,("local_sid_to_gid: mapped SID %s (%s) -> gid (%u).\n", sid_to_string( str, psid),
+ map.nt_name, (unsigned int)*pgid));
+
+ } else {
+ if (pdb_rid_is_user(rid))
+ return False;
+
+ *pgid = pdb_group_rid_to_gid(rid);
+ *name_type = SID_NAME_ALIAS;
+ DEBUG(10,("local_sid_to_gid: SID %s -> gid (%u).\n", sid_to_string( str, psid),
+ (unsigned int)*pgid));
+ }
+
+ return True;
+}
+
+/**
+ * Quick hack to do an easy ucs2 -> mulitbyte conversion
+ * @return static buffer containing the converted string
+ **/
+
+const char *pdb_unistr2_convert(const UNISTR2 *from)
+{
+ static pstring convert_buffer;
+ *convert_buffer = 0;
+ if (!from) {
+ return convert_buffer;
+ }
+
+ unistr2_to_ascii(convert_buffer, from, sizeof(pstring));
+ return convert_buffer;
+}
+
+/*************************************************************
+ Copies a SAM_USER_INFO_23 to a SAM_ACCOUNT
+ **************************************************************/
+
+void copy_id23_to_sam_passwd(SAM_ACCOUNT *to, SAM_USER_INFO_23 *from)
+{
+
+ if (from == NULL || to == NULL)
+ return;
+
+ pdb_set_logon_time(to,nt_time_to_unix(&from->logon_time), True);
+ pdb_set_logoff_time(to,nt_time_to_unix(&from->logoff_time), True);
+ pdb_set_kickoff_time(to, nt_time_to_unix(&from->kickoff_time), True);
+ pdb_set_pass_can_change_time(to, nt_time_to_unix(&from->pass_can_change_time), True);
+ pdb_set_pass_must_change_time(to, nt_time_to_unix(&from->pass_must_change_time), True);
+
+ pdb_set_pass_last_set_time(to, nt_time_to_unix(&from->pass_last_set_time));
+
+ if (from->uni_user_name.buffer)
+ pdb_set_username(to , pdb_unistr2_convert(&from->uni_user_name ));
+ if (from->uni_full_name.buffer)
+ pdb_set_fullname(to , pdb_unistr2_convert(&from->uni_full_name ));
+ if (from->uni_home_dir.buffer)
+ pdb_set_homedir(to , pdb_unistr2_convert(&from->uni_home_dir ), True);
+ if (from->uni_dir_drive.buffer)
+ pdb_set_dir_drive(to , pdb_unistr2_convert(&from->uni_dir_drive ), True);
+ if (from->uni_logon_script.buffer)
+ pdb_set_logon_script(to , pdb_unistr2_convert(&from->uni_logon_script), True);
+ if (from->uni_profile_path.buffer)
+ pdb_set_profile_path(to , pdb_unistr2_convert(&from->uni_profile_path), True);
+ if (from->uni_acct_desc.buffer)
+ pdb_set_acct_desc(to , pdb_unistr2_convert(&from->uni_acct_desc ));
+ if (from->uni_workstations.buffer)
+ pdb_set_workstations(to , pdb_unistr2_convert(&from->uni_workstations));
+ if (from->uni_unknown_str.buffer)
+ pdb_set_unknown_str(to , pdb_unistr2_convert(&from->uni_unknown_str ));
+ if (from->uni_munged_dial.buffer)
+ pdb_set_munged_dial(to , pdb_unistr2_convert(&from->uni_munged_dial ));
+
+ if (from->user_rid)
+ pdb_set_user_rid(to, from->user_rid);
+ if (from->group_rid)
+ pdb_set_group_rid(to, from->group_rid);
+
+ pdb_set_acct_ctrl(to, from->acb_info);
+ pdb_set_unknown_3(to, from->unknown_3);
+
+ pdb_set_logon_divs(to, from->logon_divs);
+ pdb_set_hours_len(to, from->logon_hrs.len);
+ pdb_set_hours(to, from->logon_hrs.hours);
+
+ pdb_set_unknown_5(to, from->unknown_5);
+ pdb_set_unknown_6(to, from->unknown_6);
+}
+
+
+/*************************************************************
+ Copies a sam passwd.
+ **************************************************************/
+
+void copy_id21_to_sam_passwd(SAM_ACCOUNT *to, SAM_USER_INFO_21 *from)
+{
+ if (from == NULL || to == NULL)
+ return;
+
+ pdb_set_logon_time(to,nt_time_to_unix(&from->logon_time), True);
+ pdb_set_logoff_time(to,nt_time_to_unix(&from->logoff_time), True);
+ pdb_set_kickoff_time(to, nt_time_to_unix(&from->kickoff_time), True);
+ pdb_set_pass_can_change_time(to, nt_time_to_unix(&from->pass_can_change_time), True);
+ pdb_set_pass_must_change_time(to, nt_time_to_unix(&from->pass_must_change_time), True);
+
+ pdb_set_pass_last_set_time(to, nt_time_to_unix(&from->pass_last_set_time));
+
+ if (from->uni_user_name.buffer)
+ pdb_set_username(to , pdb_unistr2_convert(&from->uni_user_name ));
+ if (from->uni_full_name.buffer)
+ pdb_set_fullname(to , pdb_unistr2_convert(&from->uni_full_name ));
+ if (from->uni_home_dir.buffer)
+ pdb_set_homedir(to , pdb_unistr2_convert(&from->uni_home_dir ), True);
+ if (from->uni_dir_drive.buffer)
+ pdb_set_dir_drive(to , pdb_unistr2_convert(&from->uni_dir_drive ), True);
+ if (from->uni_logon_script.buffer)
+ pdb_set_logon_script(to , pdb_unistr2_convert(&from->uni_logon_script), True);
+ if (from->uni_profile_path.buffer)
+ pdb_set_profile_path(to , pdb_unistr2_convert(&from->uni_profile_path), True);
+ if (from->uni_acct_desc.buffer)
+ pdb_set_acct_desc(to , pdb_unistr2_convert(&from->uni_acct_desc ));
+ if (from->uni_workstations.buffer)
+ pdb_set_workstations(to , pdb_unistr2_convert(&from->uni_workstations));
+ if (from->uni_unknown_str.buffer)
+ pdb_set_unknown_str(to , pdb_unistr2_convert(&from->uni_unknown_str ));
+ if (from->uni_munged_dial.buffer)
+ pdb_set_munged_dial(to , pdb_unistr2_convert(&from->uni_munged_dial ));
+
+ if (from->user_rid)
+ pdb_set_user_rid(to, from->user_rid);
+ if (from->group_rid)
+ pdb_set_group_rid(to, from->group_rid);
+
+ /* FIXME!! Do we need to copy the passwords here as well?
+ I don't know. Need to figure this out --jerry */
+
+ /* Passwords dealt with in caller --abartlet */
+
+ pdb_set_acct_ctrl(to, from->acb_info);
+ pdb_set_unknown_3(to, from->unknown_3);
+
+ pdb_set_logon_divs(to, from->logon_divs);
+ pdb_set_hours_len(to, from->logon_hrs.len);
+ pdb_set_hours(to, from->logon_hrs.hours);
+
+ pdb_set_unknown_5(to, from->unknown_5);
+ pdb_set_unknown_6(to, from->unknown_6);
+}
+
+
+/*************************************************************
+ Change a password entry in the local smbpasswd file.
+
+ FIXME!! The function needs to be abstracted into the
+ passdb interface or something. It is currently being called
+ by _api_samr_create_user() in rpc_server/srv_samr.c,
+ in SWAT and by smbpasswd/pdbedit.
+
+ --jerry
+ *************************************************************/
+
+BOOL local_password_change(const char *user_name, int local_flags,
+ const char *new_passwd,
+ char *err_str, size_t err_str_len,
+ char *msg_str, size_t msg_str_len)
+{
+ struct passwd *pwd = NULL;
+ SAM_ACCOUNT *sam_pass=NULL;
+
+ *err_str = '\0';
+ *msg_str = '\0';
+
+ /* Get the smb passwd entry for this user */
+ pdb_init_sam(&sam_pass);
+ if(!pdb_getsampwnam(sam_pass, user_name)) {
+ pdb_free_sam(&sam_pass);
+
+ if (local_flags & LOCAL_ADD_USER) {
+ pwd = getpwnam_alloc(user_name);
+ } else if (local_flags & LOCAL_DELETE_USER) {
+ /* Might not exist in /etc/passwd */
+ } else {
+ slprintf(err_str, err_str_len-1,"Failed to find entry for user %s.\n", user_name);
+ return False;
+ }
+
+ if (pwd) {
+ /* Local user found, so init from this */
+ if (!NT_STATUS_IS_OK(pdb_init_sam_pw(&sam_pass, pwd))){
+ slprintf(err_str, err_str_len-1, "Failed initialise SAM_ACCOUNT for user %s.\n", user_name);
+ passwd_free(&pwd);
+ return False;
+ }
+
+ passwd_free(&pwd);
+ } else {
+ if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_pass))){
+ slprintf(err_str, err_str_len-1, "Failed initialise SAM_ACCOUNT for user %s.\n", user_name);
+ return False;
+ }
+
+ if (!pdb_set_username(sam_pass, user_name)) {
+ slprintf(err_str, err_str_len - 1, "Failed to set username for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ }
+ if (local_flags & LOCAL_TRUST_ACCOUNT) {
+ if (!pdb_set_acct_ctrl(sam_pass, ACB_WSTRUST)) {
+ slprintf(err_str, err_str_len - 1, "Failed to set 'trusted workstation account' flags for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ } else if (local_flags & LOCAL_INTERDOM_ACCOUNT) {
+ if (!pdb_set_acct_ctrl(sam_pass, ACB_DOMTRUST)) {
+ slprintf(err_str, err_str_len - 1, "Failed to set 'domain trust account' flags for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ } else {
+ if (!pdb_set_acct_ctrl(sam_pass, ACB_NORMAL)) {
+ slprintf(err_str, err_str_len - 1, "Failed to set 'normal account' flags for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ }
+
+ } else {
+ /* the entry already existed */
+ local_flags &= ~LOCAL_ADD_USER;
+ }
+
+ /*
+ * We are root - just write the new password
+ * and the valid last change time.
+ */
+
+ if (local_flags & LOCAL_DISABLE_USER) {
+ if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_DISABLED)) {
+ slprintf(err_str, err_str_len-1, "Failed to set 'disabled' flag for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ } else if (local_flags & LOCAL_ENABLE_USER) {
+ if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED))) {
+ slprintf(err_str, err_str_len-1, "Failed to unset 'disabled' flag for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ }
+
+ if (local_flags & LOCAL_SET_NO_PASSWORD) {
+ if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_PWNOTREQ)) {
+ slprintf(err_str, err_str_len-1, "Failed to set 'no password required' flag for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ } else if (local_flags & LOCAL_SET_PASSWORD) {
+ /*
+ * If we're dealing with setting a completely empty user account
+ * ie. One with a password of 'XXXX', but not set disabled (like
+ * an account created from scratch) then if the old password was
+ * 'XX's then getsmbpwent will have set the ACB_DISABLED flag.
+ * We remove that as we're giving this user their first password
+ * and the decision hasn't really been made to disable them (ie.
+ * don't create them disabled). JRA.
+ */
+ if ((pdb_get_lanman_passwd(sam_pass)==NULL) && (pdb_get_acct_ctrl(sam_pass)&ACB_DISABLED)) {
+ if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED))) {
+ slprintf(err_str, err_str_len-1, "Failed to unset 'disabled' flag for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ }
+ if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_PWNOTREQ))) {
+ slprintf(err_str, err_str_len-1, "Failed to unset 'no password required' flag for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+
+ if (!pdb_set_plaintext_passwd (sam_pass, new_passwd)) {
+ slprintf(err_str, err_str_len-1, "Failed to set password for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ }
+
+ if (local_flags & LOCAL_ADD_USER) {
+ if (pdb_add_sam_account(sam_pass)) {
+ slprintf(msg_str, msg_str_len-1, "Added user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return True;
+ } else {
+ slprintf(err_str, err_str_len-1, "Failed to add entry for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ } else if (local_flags & LOCAL_DELETE_USER) {
+ if (!pdb_delete_sam_account(sam_pass)) {
+ slprintf(err_str,err_str_len-1, "Failed to delete entry for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ slprintf(msg_str, msg_str_len-1, "Deleted user %s.\n", user_name);
+ } else {
+ if(!pdb_update_sam_account(sam_pass)) {
+ slprintf(err_str, err_str_len-1, "Failed to modify entry for user %s.\n", user_name);
+ pdb_free_sam(&sam_pass);
+ return False;
+ }
+ if(local_flags & LOCAL_DISABLE_USER)
+ slprintf(msg_str, msg_str_len-1, "Disabled user %s.\n", user_name);
+ else if (local_flags & LOCAL_ENABLE_USER)
+ slprintf(msg_str, msg_str_len-1, "Enabled user %s.\n", user_name);
+ else if (local_flags & LOCAL_SET_NO_PASSWORD)
+ slprintf(msg_str, msg_str_len-1, "User %s password set to none.\n", user_name);
+ }
+
+ pdb_free_sam(&sam_pass);
+ return True;
+}