/*
- * Unix SMB/Netbios implementation. Version 1.9. smbpasswd module. Copyright
- * (C) Jeremy Allison 1995-1998
+ * Unix SMB/Netbios implementation.
+ * Copyright (C) Jeremy Allison 1995-1998
+ * Copyright (C) Tim Potter 2001
*
- * 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 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
*
* 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.
- */
+ * Mass Ave, Cambridge, MA 02139, USA. */
#include "includes.h"
-extern pstring scope;
-extern pstring myhostname;
extern pstring global_myname;
-extern fstring global_myworkgroup;
-extern int DEBUGLEVEL;
-
-/*********************************************************
-a strdup with exit
-**********************************************************/
-static char *xstrdup(char *s)
-{
- s = strdup(s);
- if (!s) {
- fprintf(stderr,"out of memory\n");
- exit(1);
- }
- return s;
-}
+/*
+ * Next two lines needed for SunOS and don't
+ * hurt anything else...
+ */
+extern char *optarg;
+extern int optind;
+/** forced running in root-mode **/
+static BOOL local_mode;
-/*********************************************************
- Print command usage on stderr and die.
-**********************************************************/
+/**
+ * Print command usage on stderr and die.
+ **/
static void usage(void)
{
- if (getuid() == 0) {
- printf("smbpasswd [options] [username] [password]\n");
- } else {
- printf("smbpasswd [options] [password]\n");
- }
+ printf("When run by root:\n");
+ printf(" smbpasswd [options] [username] [password]\n");
+ printf("otherwise:\n");
+ printf(" smbpasswd [options] [password]\n\n");
+
printf("options:\n");
printf(" -s use stdin for password prompt\n");
printf(" -D LEVEL debug level\n");
printf(" -U USER remote username\n");
printf(" -r MACHINE remote machine\n");
- if (getuid() == 0) {
- printf(" -R ORDER name resolve order\n");
- printf(" -j DOMAIN join domain name\n");
- printf(" -a add user\n");
- printf(" -d delete user\n");
- printf(" -e enable user\n");
- printf(" -n set no password\n");
- printf(" -m machine trust account\n");
- }
+ printf("extra options when run by root or in local mode:\n");
+ printf(" -L local mode (must be first option)\n");
+ printf(" -R ORDER name resolve order\n");
+ printf(" -j DOMAIN join domain name\n");
+ printf(" -a add user\n");
+ printf(" -x delete user\n");
+ printf(" -d disable user\n");
+ printf(" -e enable user\n");
+ printf(" -n set no password\n");
+ printf(" -m machine trust account\n");
+
exit(1);
}
return 1;
}
- /*
- * Create the machine account password file.
- */
- if(!trust_password_lock( domain, global_myname, True)) {
- fprintf(stderr, "unable to open the machine account password file for \
-machine %s in domain %s.\n", global_myname, domain);
- return 1;
- }
-
/*
* Write the old machine account password.
*/
- if(!set_trust_account_password( orig_trust_passwd_hash)) {
- fprintf(stderr, "unable to write the machine account password for \
+ if(!secrets_store_trust_account_password(domain, orig_trust_passwd_hash)) {
+ fprintf(stderr, "Unable to write the machine account password for \
machine %s in domain %s.\n", global_myname, domain);
- trust_password_unlock();
return 1;
}
if(!*remote_machine) {
fprintf(stderr, "No password server list given in smb.conf - \
unable to join domain.\n");
- trust_password_unlock();
return 1;
}
ret = change_trust_account_password( domain, remote_machine);
- trust_password_unlock();
if(!ret) {
- trust_password_delete( domain, global_myname);
+ trust_password_delete(domain);
fprintf(stderr,"Unable to join domain %s.\n",domain);
} else {
printf("Joined domain %s.\n",domain);
return (int)ret;
}
+/* Initialise client credentials for authenticated pipe access */
+
+void init_rpcclient_creds(struct ntuser_creds *creds, char* username,
+ char* domain, char* password)
+{
+ ZERO_STRUCTP(creds);
+
+ if (lp_encrypted_passwords()) {
+ pwd_make_lm_nt_16(&creds->pwd, password);
+ } else {
+ pwd_set_cleartext(&creds->pwd, password);
+ }
+
+ fstrcpy(creds->user_name, username);
+ fstrcpy(creds->domain, domain);
+}
+
+/*********************************************************
+Join a domain using the administrator username and password
+**********************************************************/
+
+/* Macro for checking RPC error codes to make things more readable */
+
+#define CHECK_RPC_ERR(rpc, msg) \
+ if (!NT_STATUS_IS_OK(result = rpc)) { \
+ DEBUG(0, (msg ": %s\n", get_nt_error_msg(result))); \
+ goto done; \
+ }
+
+#define CHECK_RPC_ERR_DEBUG(rpc, debug_args) \
+ if (!NT_STATUS_IS_OK(result = rpc)) { \
+ DEBUG(0, debug_args); \
+ goto done; \
+ }
+
+static int join_domain_byuser(char *domain, char *remote_machine,
+ char *username, char *password)
+{
+ /* libsmb variables */
+
+ struct nmb_name calling, called;
+ struct ntuser_creds creds;
+ struct cli_state cli;
+ fstring dest_host, acct_name;
+ struct in_addr dest_ip;
+ TALLOC_CTX *mem_ctx;
+ uint32 acb_info;
+
+ /* rpc variables */
+
+ POLICY_HND lsa_pol, sam_pol, domain_pol, user_pol;
+ DOM_SID domain_sid;
+ uint32 user_rid;
+
+ /* Password stuff */
+
+ char *machine_pwd;
+ int plen = 0;
+ uchar pwbuf[516], ntpw[16], sess_key[16];
+ SAM_USERINFO_CTR ctr;
+ SAM_USER_INFO_24 p24;
+ SAM_USER_INFO_10 p10;
+
+ /* Misc */
+
+ NTSTATUS result;
+ int retval = 1;
+
+ /* Connect to remote machine */
+
+ ZERO_STRUCT(cli);
+ ZERO_STRUCT(creds);
+
+ if (!(mem_ctx = talloc_init())) {
+ DEBUG(0, ("Could not initialise talloc context\n"));
+ goto done;
+ }
+
+ if (!cli_initialise(&cli)) {
+ DEBUG(0, ("Could not initialise client structure\n"));
+ goto done;
+ }
+
+ init_rpcclient_creds(&creds, username, domain, password);
+ cli_init_creds(&cli, &creds);
+
+ if (!resolve_srv_name(remote_machine, dest_host, &dest_ip)) {
+ DEBUG(0, ("Could not resolve name %s\n", remote_machine));
+ goto done;
+ }
+
+ make_nmb_name(&called, dns_to_netbios_name(dest_host), 0x20);
+ make_nmb_name(&calling, dns_to_netbios_name(global_myname), 0);
+
+ if (!cli_establish_connection(&cli, dest_host, &dest_ip, &calling,
+ &called, "IPC$", "IPC", False, True)) {
+ DEBUG(0, ("Error connecting to %s\n", dest_host));
+ goto done;
+ }
+
+ /* Fetch domain sid */
+
+ if (!cli_nt_session_open(&cli, PIPE_LSARPC)) {
+ DEBUG(0, ("Error connecting to SAM pipe\n"));
+ goto done;
+ }
+
+
+ CHECK_RPC_ERR(cli_lsa_open_policy(&cli, mem_ctx, True,
+ SEC_RIGHTS_MAXIMUM_ALLOWED,
+ &lsa_pol),
+ "error opening lsa policy handle");
+
+ CHECK_RPC_ERR(cli_lsa_query_info_policy(&cli, mem_ctx, &lsa_pol,
+ 5, domain, &domain_sid),
+ "error querying info policy");
+
+ cli_lsa_close(&cli, mem_ctx, &lsa_pol);
+
+ cli_nt_session_close(&cli); /* Done with this pipe */
+
+ /* Create domain user */
+
+ if (!cli_nt_session_open(&cli, PIPE_SAMR)) {
+ DEBUG(0, ("Error connecting to SAM pipe\n"));
+ goto done;
+ }
+
+ CHECK_RPC_ERR(cli_samr_connect(&cli, mem_ctx,
+ SEC_RIGHTS_MAXIMUM_ALLOWED,
+ &sam_pol),
+ "could not connect to SAM database");
+
+
+ CHECK_RPC_ERR(cli_samr_open_domain(&cli, mem_ctx, &sam_pol,
+ SEC_RIGHTS_MAXIMUM_ALLOWED,
+ &domain_sid, &domain_pol),
+ "could not open domain");
+
+ /* Create domain user */
+
+ fstrcpy(acct_name, global_myname);
+ fstrcat(acct_name, "$");
+
+ strlower(acct_name);
+
+ acb_info = (lp_server_role() == ROLE_DOMAIN_BDC) ? ACB_SVRTRUST :
+ ACB_WSTRUST;
+
+ {
+ uint32 unknown = 0xe005000b;
+
+ result = cli_samr_create_dom_user(&cli, mem_ctx, &domain_pol,
+ acct_name, acb_info,
+ unknown, &user_pol,
+ &user_rid);
+
+ /* We *must* do this.... don't ask... */
+
+ CHECK_RPC_ERR_DEBUG(cli_samr_close(&cli, mem_ctx, &user_pol), ("error closing user policy"));
+ result = NT_STATUS_USER_EXISTS;
+ }
+
+ if (NT_STATUS_V(result) == NT_STATUS_V(NT_STATUS_USER_EXISTS)) {
+ uint32 num_rids, *name_types, *user_rids;
+ uint32 flags = 0x3e8;
+ char *names;
+
+ /* Look up existing rid */
+
+ names = (char *)&acct_name[0];
+
+ CHECK_RPC_ERR_DEBUG(
+ cli_samr_lookup_names(&cli, mem_ctx,
+ &domain_pol, flags,
+ 1, &names, &num_rids,
+ &user_rids, &name_types),
+ ("error looking up rid for user %s: %s\n",
+ acct_name, get_nt_error_msg(result)));
+
+ if (name_types[0] != SID_NAME_USER) {
+ DEBUG(0, ("%s is not a user account\n", acct_name));
+ goto done;
+ }
+
+ user_rid = user_rids[0];
+
+ /* Open handle on user */
+
+ CHECK_RPC_ERR_DEBUG(
+ cli_samr_open_user(&cli, mem_ctx, &domain_pol,
+ SEC_RIGHTS_MAXIMUM_ALLOWED,
+ user_rid, &user_pol),
+ ("could not re-open existing user %s: %s\n",
+ acct_name, get_nt_error_msg(result)));
+
+ } else if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(0, ("error creating domain user: %s\n",
+ get_nt_error_msg(result)));
+ goto done;
+ }
+
+ /* Create a random machine account password */
+
+ {
+ UNISTR2 upw; /* Unicode password */
+
+ upw.buffer = (uint16 *)talloc_zero(mem_ctx, 0xc *
+ sizeof(uint16));
+
+ upw.uni_str_len = 0xc;
+ upw.uni_max_len = 0xc;
+
+ machine_pwd = (char *)upw.buffer;
+ plen = upw.uni_str_len * 2;
+ generate_random_buffer((unsigned char *)machine_pwd, plen, True);
+
+ encode_pw_buffer((char *)pwbuf, machine_pwd, plen, False);
+
+ nt_owf_genW(&upw, ntpw);
+ }
+
+ /* Set password on machine account */
+
+ ZERO_STRUCT(ctr);
+ ZERO_STRUCT(p24);
+
+ init_sam_user_info24(&p24, (char *)pwbuf,24);
+
+ ctr.switch_value = 24;
+ ctr.info.id24 = &p24;
+
+ /* I don't think this is quite the right place for this
+ calculation. It should be moved somewhere where the credentials
+ are calculated. )-: */
+
+ mdfour(sess_key, cli.pwd.smb_nt_pwd, 16);
+
+ CHECK_RPC_ERR(cli_samr_set_userinfo(&cli, mem_ctx, &user_pol, 24,
+ sess_key, &ctr),
+ "error setting trust account password");
+
+ /* Why do we have to try to (re-)set the ACB to be the same as what
+ we passed in the samr_create_dom_user() call? When a NT
+ workstation is joined to a domain by an administrator the
+ acb_info is set to 0x80. For a normal user with "Add
+ workstations to the domain" rights the acb_info is 0x84. I'm
+ not sure whether it is supposed to make a difference or not. NT
+ seems to cope with either value so don't bomb out if the set
+ userinfo2 level 0x10 fails. -tpot */
+
+ ZERO_STRUCT(ctr);
+ ctr.switch_value = 0x10;
+ ctr.info.id10 = &p10;
+
+ init_sam_user_info10(&p10, acb_info);
+
+ /* Ignoring the return value is necessary for joining a domain
+ as a normal user with "Add workstation to domain" privilege. */
+
+ result = cli_samr_set_userinfo2(&cli, mem_ctx, &user_pol, 0x10,
+ sess_key, &ctr);
+
+ /* Now store the secret in the secrets database */
+
+ strupper(domain);
+
+ if (!secrets_store_domain_sid(domain, &domain_sid) ||
+ !secrets_store_trust_account_password(domain, ntpw)) {
+ DEBUG(0, ("error storing domain secrets\n"));
+ goto done;
+ }
+
+ retval = 0; /* Success! */
+
+ done:
+ /* Close down pipe - this will clean up open policy handles */
+
+ if (cli.nt_pipe_fnum)
+ cli_nt_session_close(&cli);
+
+ /* Display success or failure */
+
+ if (retval != 0) {
+ trust_password_delete(domain);
+ fprintf(stderr,"Unable to join domain %s.\n",domain);
+ } else {
+ printf("Joined domain %s.\n",domain);
+ }
+
+ return retval;
+}
static void set_line_buffering(FILE *f)
{
static fstring new_passwd;
size_t len;
- ZERO_STRUCT(new_passwd);
+ ZERO_ARRAY(new_passwd);
/*
* if no error is reported from fgets() and string at least contains
char *p;
fstring new_passwd;
- ZERO_STRUCT(new_passwd);
+ ZERO_ARRAY(new_passwd);
p = get_pass("New SMB password:", stdin_get);
fstrcpy(new_passwd, p);
+ SAFE_FREE(p);
p = get_pass("Retype new SMB password:", stdin_get);
if (strcmp(p, new_passwd)) {
fprintf(stderr, "Mismatch - password unchanged.\n");
+ ZERO_ARRAY(new_passwd);
+ SAFE_FREE(p);
return NULL;
}
- return xstrdup(p);
-}
-
-
-
-
-/*************************************************************
-change a password on a remote machine using IPC calls
-*************************************************************/
-static BOOL remote_password_change(const char *remote_machine, const char *user_name,
- const char *old_passwd, const char *new_passwd)
-{
- struct nmb_name calling, called;
- struct cli_state cli;
- struct in_addr ip;
-
- if(!resolve_name( remote_machine, &ip, 0x20)) {
- fprintf(stderr, "unable to find an IP address for machine %s.\n",
- remote_machine );
- return False;
- }
-
- ZERO_STRUCT(cli);
-
- if (!cli_initialise(&cli) || !cli_connect(&cli, remote_machine, &ip)) {
- fprintf(stderr, "unable to connect to SMB server on machine %s. Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- return False;
- }
-
- make_nmb_name(&calling, global_myname , 0x0 , scope);
- make_nmb_name(&called , remote_machine, 0x20, scope);
-
- if (!cli_session_request(&cli, &calling, &called)) {
- fprintf(stderr, "machine %s rejected the session setup. Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- cli_shutdown(&cli);
- return False;
- }
-
- cli.protocol = PROTOCOL_NT1;
-
- if (!cli_negprot(&cli)) {
- fprintf(stderr, "machine %s rejected the negotiate protocol. Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- cli_shutdown(&cli);
- return False;
- }
-
- /*
- * We should connect as the anonymous user here, in case
- * the server has "must change password" checked...
- * Thanks to <Nicholas.S.Jenkins@cdc.com> for this fix.
- */
-
- if (!cli_session_setup(&cli, "", "", 0, "", 0, "")) {
- fprintf(stderr, "machine %s rejected the session setup. Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- cli_shutdown(&cli);
- return False;
- }
-
- if (!cli_send_tconX(&cli, "IPC$", "IPC", "", 1)) {
- fprintf(stderr, "machine %s rejected the tconX on the IPC$ share. Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- cli_shutdown(&cli);
- return False;
- }
-
- if(!cli_oem_change_password(&cli, user_name, new_passwd, old_passwd)) {
- fprintf(stderr, "machine %s rejected the password change: Error was : %s.\n",
- remote_machine, cli_errstr(&cli) );
- cli_shutdown(&cli);
- return False;
- }
-
- cli_shutdown(&cli);
- return True;
+ return p;
}
/*************************************************************
-add a new user to the local smbpasswd file
+ Change a password either locally or remotely.
*************************************************************/
-static BOOL add_new_user(char *user_name, uid_t uid, BOOL trust_account,
- BOOL disable_user, BOOL set_no_password,
- char *new_p16, char *new_nt_p16)
-{
- struct smb_passwd new_smb_pwent;
-
- /* Create a new smb passwd entry and set it to the given password. */
- new_smb_pwent.smb_userid = uid;
- new_smb_pwent.smb_name = user_name;
- new_smb_pwent.smb_passwd = NULL;
- new_smb_pwent.smb_nt_passwd = NULL;
- new_smb_pwent.acct_ctrl = (trust_account ? ACB_WSTRUST : ACB_NORMAL);
-
- if(disable_user) {
- new_smb_pwent.acct_ctrl |= ACB_DISABLED;
- } else if (set_no_password) {
- new_smb_pwent.acct_ctrl |= ACB_PWNOTREQ;
- } else {
- new_smb_pwent.smb_passwd = new_p16;
- new_smb_pwent.smb_nt_passwd = new_nt_p16;
- }
-
- return add_smbpwd_entry(&new_smb_pwent);
-}
-
-/*************************************************************
-change a password entry in the local smbpasswd file
-*************************************************************/
-static BOOL local_password_change(char *user_name, BOOL trust_account, BOOL add_user,
- BOOL enable_user, BOOL disable_user, BOOL set_no_password,
- char *new_passwd)
+static BOOL password_change(const char *remote_machine, char *user_name,
+ char *old_passwd, char *new_passwd, int local_flags)
{
- struct passwd *pwd;
- void *vp;
- struct smb_passwd *smb_pwent;
- uchar new_p16[16];
- uchar new_nt_p16[16];
-
- pwd = getpwnam(user_name);
-
- /*
- * Check for a machine account.
- */
-
- if(trust_account && !pwd) {
- fprintf(stderr, "User %s does not exist in system password file (usually /etc/passwd). Cannot add machine account without a valid system user.\n",
- user_name);
- return False;
- }
-
- /* Calculate the MD4 hash (NT compatible) of the new password. */
- nt_lm_owf_gen(new_passwd, new_nt_p16, new_p16);
-
- /*
- * Open the smbpaswd file.
- */
- vp = startsmbpwent(True);
- if (!vp && errno == ENOENT) {
- FILE *fp;
- fprintf(stderr,"smbpasswd file did not exist - attempting to create it.\n");
- fp = fopen(lp_smb_passwd_file(), "w");
- if (fp) {
- fprintf(fp, "# Samba SMB password file\n");
- fclose(fp);
- vp = startsmbpwent(True);
- }
- }
-
- if (!vp) {
- perror(lp_smb_passwd_file());
- return False;
- }
-
- /* Get the smb passwd entry for this user */
- smb_pwent = getsmbpwnam(user_name);
- if (smb_pwent == NULL) {
- if(add_user == False) {
- fprintf(stderr, "Failed to find entry for user %s.\n",
- pwd->pw_name);
- endsmbpwent(vp);
- return False;
- }
+ BOOL ret;
+ pstring err_str;
+ pstring msg_str;
- if (add_new_user(user_name, pwd->pw_uid, trust_account, disable_user,
- set_no_password, new_p16, new_nt_p16)) {
- printf("Added user %s.\n", user_name);
- endsmbpwent(vp);
- return True;
- } else {
- fprintf(stderr, "Failed to add entry for user %s.\n", user_name);
- endsmbpwent(vp);
+ if (remote_machine != NULL) {
+ if (local_flags & (LOCAL_ADD_USER|LOCAL_DELETE_USER|LOCAL_DISABLE_USER|LOCAL_ENABLE_USER|
+ LOCAL_TRUST_ACCOUNT|LOCAL_SET_NO_PASSWORD)) {
+ /* these things can't be done remotely yet */
return False;
}
- } else {
- /* the entry already existed */
- add_user = False;
- }
-
- /*
- * We are root - just write the new password
- * and the valid last change time.
- */
-
- if(disable_user) {
- smb_pwent->acct_ctrl |= ACB_DISABLED;
- } else if (enable_user) {
- if(smb_pwent->smb_passwd == NULL) {
- smb_pwent->smb_passwd = new_p16;
- smb_pwent->smb_nt_passwd = new_nt_p16;
- }
- smb_pwent->acct_ctrl &= ~ACB_DISABLED;
- } else if (set_no_password) {
- smb_pwent->acct_ctrl |= ACB_PWNOTREQ;
- /* This is needed to preserve ACB_PWNOTREQ in mod_smbfilepwd_entry */
- smb_pwent->smb_passwd = NULL;
- smb_pwent->smb_nt_passwd = NULL;
- } else {
- smb_pwent->acct_ctrl &= ~ACB_PWNOTREQ;
- smb_pwent->smb_passwd = new_p16;
- smb_pwent->smb_nt_passwd = new_nt_p16;
+ ret = remote_password_change(remote_machine, user_name,
+ old_passwd, new_passwd, err_str, sizeof(err_str));
+ if(*err_str)
+ fprintf(stderr, err_str);
+ return ret;
}
- if(mod_smbpwd_entry(smb_pwent,True) == False) {
- fprintf(stderr, "Failed to modify entry for user %s.\n",
- pwd->pw_name);
- endsmbpwent(vp);
- return False;
- }
+ ret = local_password_change(user_name, local_flags, new_passwd,
+ err_str, sizeof(err_str), msg_str, sizeof(msg_str));
- endsmbpwent(vp);
+ if(*msg_str)
+ printf(msg_str);
+ if(*err_str)
+ fprintf(stderr, err_str);
- return True;
+ return ret;
}
/*************************************************************
-change a password either locally or remotely
+ Handle password changing for root.
*************************************************************/
-static BOOL password_change(const char *remote_machine, char *user_name,
- char *old_passwd, char *new_passwd,
- BOOL add_user, BOOL enable_user,
- BOOL disable_user, BOOL set_no_password,
- BOOL trust_account)
-{
- if (remote_machine != NULL) {
- if (add_user || enable_user || disable_user || set_no_password || trust_account) {
- /* these things can't be done remotely yet */
- return False;
- }
- return remote_password_change(remote_machine, user_name, old_passwd, new_passwd);
- }
-
- return local_password_change(user_name, trust_account, add_user, enable_user,
- disable_user, set_no_password, new_passwd);
-}
-
-/*************************************************************
-handle password changing for root
-*************************************************************/
static int process_root(int argc, char *argv[])
{
struct passwd *pwd;
- int ch;
- BOOL joining_domain = False;
- BOOL trust_account = False;
- BOOL add_user = False;
- BOOL disable_user = False;
- BOOL enable_user = False;
- BOOL set_no_password = False;
+ int result = 0, ch;
+ BOOL joining_domain = False, got_pass = False, got_username = False;
+ int local_flags = LOCAL_SET_PASSWORD;
BOOL stdin_passwd_get = False;
- char *user_name = NULL;
+ fstring user_name, user_password;
char *new_domain = NULL;
char *new_passwd = NULL;
char *old_passwd = NULL;
char *remote_machine = NULL;
- while ((ch = getopt(argc, argv, "adehmnj:r:sR:D:U:")) != EOF) {
+ ZERO_STRUCT(user_name);
+ ZERO_STRUCT(user_password);
+
+ user_name[0] = '\0';
+
+ while ((ch = getopt(argc, argv, "axdehmnj:r:sR:D:U:L")) != EOF) {
switch(ch) {
+ case 'L':
+ local_mode = True;
+ break;
case 'a':
- add_user = True;
+ local_flags |= LOCAL_ADD_USER;
+ break;
+ case 'x':
+ local_flags |= LOCAL_DELETE_USER;
+ local_flags &= ~LOCAL_SET_PASSWORD;
break;
case 'd':
- disable_user = True;
- new_passwd = "XXXXXX";
+ local_flags |= LOCAL_DISABLE_USER;
+ local_flags &= ~LOCAL_SET_PASSWORD;
break;
case 'e':
- enable_user = True;
+ local_flags |= LOCAL_ENABLE_USER;
+ local_flags &= ~LOCAL_SET_PASSWORD;
break;
- case 'D':
- DEBUGLEVEL = atoi(optarg);
+ case 'm':
+ local_flags |= LOCAL_TRUST_ACCOUNT;
break;
case 'n':
- set_no_password = True;
- new_passwd = "NO PASSWORD";
+ local_flags |= LOCAL_SET_NO_PASSWORD;
+ local_flags &= ~LOCAL_SET_PASSWORD;
+ break;
+ case 'j':
+ new_domain = optarg;
+ strupper(new_domain);
+ joining_domain = True;
+ break;
case 'r':
remote_machine = optarg;
break;
case 'R':
lp_set_name_resolve_order(optarg);
break;
- case 'm':
- trust_account = True;
- break;
- case 'j':
- new_domain = optarg;
- strupper(new_domain);
- joining_domain = True;
+ case 'D':
+ DEBUGLEVEL = atoi(optarg);
break;
- case 'U':
- user_name = optarg;
+ case 'U': {
+ char *lp;
+
+ got_username = True;
+ fstrcpy(user_name, optarg);
+
+ if ((lp = strchr_m(user_name, '%'))) {
+ *lp = 0;
+ fstrcpy(user_password, lp + 1);
+ got_pass = True;
+ memset(strchr_m(optarg, '%') + 1, 'X',
+ strlen(user_password));
+ }
+
break;
+ }
+ case 'h':
default:
usage();
}
argc -= optind;
argv += optind;
-
/*
- * Ensure add_user and either remote machine or join domain are
+ * Ensure both add/delete user are not set
+ * Ensure add/delete user and either remote machine or join domain are
* not both set.
*/
- if(add_user && ((remote_machine != NULL) || joining_domain)) {
+ if(((local_flags & (LOCAL_ADD_USER|LOCAL_DELETE_USER)) == (LOCAL_ADD_USER|LOCAL_DELETE_USER)) ||
+ ((local_flags & (LOCAL_ADD_USER|LOCAL_DELETE_USER)) &&
+ ((remote_machine != NULL) || joining_domain))) {
usage();
}
- if(joining_domain) {
- if (argc != 0) usage();
- return join_domain(new_domain, remote_machine);
+ /* Only load interfaces if we are doing network operations. */
+
+ if (joining_domain || remote_machine) {
+ load_interfaces();
+ }
+
+ /* Join a domain */
+
+ if (joining_domain) {
+
+ if (argc != 0)
+ usage();
+
+ /* Are we joining by specifing an admin username and
+ password? */
+
+ if (user_name[0]) {
+
+ /* Get administrator password if not specified */
+
+ if (!got_pass) {
+ char *pass = getpass("Password: ");
+
+ if (pass)
+ pstrcpy(user_password, pass);
+ }
+
+ return join_domain_byuser(new_domain, remote_machine,
+ user_name, user_password);
+ } else {
+
+ /* Or just with the server manager? */
+
+ return join_domain(new_domain, remote_machine);
+ }
}
/*
switch(argc) {
case 0:
+ if (!got_username)
+ fstrcpy(user_name, "");
break;
case 1:
- user_name = argv[0];
+ if (got_username)
+ usage();
+ fstrcpy(user_name, argv[0]);
break;
case 2:
- user_name = argv[0];
- new_passwd = argv[1];
+ if (got_username || got_pass)
+ usage();
+ fstrcpy(user_name, argv[0]);
+ new_passwd = xstrdup(argv[1]);
break;
default:
usage();
}
- if (!user_name && (pwd = getpwuid(0))) {
- user_name = xstrdup(pwd->pw_name);
+ if (!user_name[0] && (pwd = sys_getpwuid(geteuid()))) {
+ fstrcpy(user_name, pwd->pw_name);
}
- if (!user_name) {
+ if (!user_name[0]) {
fprintf(stderr,"You must specify a username\n");
exit(1);
}
- if (!remote_machine && !Get_Pwnam(user_name, True)) {
- fprintf(stderr, "User \"%s\" was not found in system password file.\n",
- user_name);
- exit(1);
- }
-
- if (user_name[strlen(user_name)-1] == '$') {
- user_name[strlen(user_name)-1] = 0;
- }
-
- if (trust_account) {
+ if (local_flags & LOCAL_TRUST_ACCOUNT) {
/* add the $ automatically */
static fstring buf;
- if (add_user) {
+ /*
+ * Remove any trailing '$' before we
+ * generate the initial machine password.
+ */
+
+ if (user_name[strlen(user_name)-1] == '$') {
+ user_name[strlen(user_name)-1] = 0;
+ }
+
+ if (local_flags & LOCAL_ADD_USER) {
+ SAFE_FREE(new_passwd);
new_passwd = xstrdup(user_name);
strlower(new_passwd);
}
+ /*
+ * Now ensure the username ends in '$' for
+ * the machine add.
+ */
+
slprintf(buf, sizeof(buf)-1, "%s$", user_name);
- user_name = buf;
+ fstrcpy(user_name, buf);
}
if (remote_machine != NULL) {
old_passwd = get_pass("Old SMB password:",stdin_passwd_get);
}
- if (!new_passwd) {
+ if (!(local_flags & LOCAL_SET_PASSWORD)) {
+
+ /*
+ * If we are trying to enable a user, first we need to find out
+ * if they are using a modern version of the smbpasswd file that
+ * disables a user by just writing a flag into the file. If so
+ * then we can re-enable a user without prompting for a new
+ * password. If not (ie. they have a no stored password in the
+ * smbpasswd file) then we need to prompt for a new password.
+ */
+
+ if(local_flags & LOCAL_ENABLE_USER) {
+ SAM_ACCOUNT *sampass = NULL;
+ BOOL ret;
+
+ pdb_init_sam(&sampass);
+ ret = pdb_getsampwnam(sampass, user_name);
+ if((sampass != False) && (pdb_get_lanman_passwd(sampass) == NULL)) {
+ local_flags |= LOCAL_SET_PASSWORD;
+ }
+ pdb_free_sam(&sampass);
+ }
+ }
+
+ if(local_flags & LOCAL_SET_PASSWORD) {
new_passwd = prompt_for_new_password(stdin_passwd_get);
+
+ if(!new_passwd) {
+ fprintf(stderr, "Unable to get new password.\n");
+ exit(1);
+ }
}
- if (!password_change(remote_machine, user_name, old_passwd, new_passwd,
- add_user, enable_user, disable_user, set_no_password,
- trust_account)) {
- fprintf(stderr,"Failed to change password entry for %s\n", user_name);
- return 1;
+ if (!password_change(remote_machine, user_name, old_passwd, new_passwd, local_flags)) {
+ fprintf(stderr,"Failed to modify password entry for user %s\n", user_name);
+ result = 1;
+ goto done;
}
- if(disable_user) {
- printf("User %s disabled.\n", user_name);
- } else if(enable_user) {
- printf("User %s enabled.\n", user_name);
- } else if (set_no_password) {
- printf("User %s - set to no password.\n", user_name);
- } else {
- printf("Password changed for user %s\n", user_name);
- }
- return 0;
+ if(!(local_flags & (LOCAL_ADD_USER|LOCAL_DISABLE_USER|LOCAL_ENABLE_USER|LOCAL_DELETE_USER|LOCAL_SET_NO_PASSWORD|LOCAL_SET_PASSWORD))) {
+ SAM_ACCOUNT *sampass = NULL;
+ BOOL ret;
+
+ pdb_init_sam(&sampass);
+ ret = pdb_getsampwnam(sampass, user_name);
+
+ printf("Password changed for user %s.", user_name );
+ if( (ret != False) && (pdb_get_acct_ctrl(sampass)&ACB_DISABLED) )
+ printf(" User has disabled flag set.");
+ if((ret != False) && (pdb_get_acct_ctrl(sampass) & ACB_PWNOTREQ) )
+ printf(" User has no password flag set.");
+ printf("\n");
+ pdb_free_sam(&sampass);
+ }
+
+ done:
+ SAFE_FREE(new_passwd);
+ return result;
}
static int process_nonroot(int argc, char *argv[])
{
struct passwd *pwd = NULL;
- int ch;
+ int result = 0, ch;
BOOL stdin_passwd_get = False;
char *old_passwd = NULL;
char *remote_machine = NULL;
}
if (!user_name) {
- pwd = getpwuid(getuid());
+ pwd = sys_getpwuid(getuid());
if (pwd) {
user_name = xstrdup(pwd->pw_name);
} else {
* via a remote machine (even if that machine is
* localhost).
*/
+
+ load_interfaces(); /* Delayed from main() */
+
if (remote_machine == NULL) {
remote_machine = "127.0.0.1";
}
-
if (remote_machine != NULL) {
old_passwd = get_pass("Old SMB password:",stdin_passwd_get);
}
}
if (!new_passwd) {
- printf("unable to get new password\n");
- exit(0);
+ fprintf(stderr, "Unable to get new password.\n");
+ exit(1);
}
- if (!password_change(remote_machine, user_name, old_passwd, new_passwd,
- False, False, False, False, False)) {
+ if (!password_change(remote_machine, user_name, old_passwd, new_passwd, 0)) {
fprintf(stderr,"Failed to change password for %s\n", user_name);
- return 1;
+ result = 1;
+ goto done;
}
printf("Password changed for user %s\n", user_name);
- return 0;
+
+ done:
+ SAFE_FREE(old_passwd);
+ SAFE_FREE(new_passwd);
+
+ return result;
}
**********************************************************/
int main(int argc, char **argv)
{
- static pstring servicesf = CONFIGFILE;
+#if defined(HAVE_SET_AUTH_PARAMETERS)
+ set_auth_parameters(argc, argv);
+#endif /* HAVE_SET_AUTH_PARAMETERS */
TimeInit();
setup_logging("smbpasswd", True);
- charset_initialise();
-
- if(!initialize_password_db()) {
+ if(!initialize_password_db(True)) {
fprintf(stderr, "Can't setup password database vectors.\n");
exit(1);
}
- if (!lp_load(servicesf,True,False,False)) {
+ if (!lp_load(dyn_CONFIGFILE,True,False,False)) {
fprintf(stderr, "Can't load %s - run testparm to debug it\n",
- servicesf);
- exit(1);
- }
-
- if(!get_myname(myhostname,NULL)) {
- fprintf(stderr, "unable to get my hostname.\n");
+ dyn_CONFIGFILE);
exit(1);
}
if (!*global_myname) {
char *p;
- fstrcpy(global_myname, myhostname);
- p = strchr(global_myname, '.' );
+ fstrcpy(global_myname, myhostname());
+ p = strchr_m(global_myname, '.' );
if (p) *p = 0;
}
strupper(global_myname);
- codepage_initialise(lp_client_code_page());
-
/* Check the effective uid - make sure we are not setuid */
- if ((geteuid() == (uid_t)0) && (getuid() != (uid_t)0)) {
+ if (is_setuid_root()) {
fprintf(stderr, "smbpasswd must *NOT* be setuid root.\n");
exit(1);
}
- if (getuid() == 0) {
+ /* pre-check for local mode option as first option. We can't
+ do this via normal getopt as getopt can't be called
+ twice. */
+ if (argc > 1 && strcmp(argv[1], "-L") == 0) {
+ local_mode = True;
+ }
+
+ if (local_mode || getuid() == 0) {
+ secrets_init();
return process_root(argc, argv);
}