login.c revision 4bff34e37def8a90f9194d81bc345c52ba20086a
/*
* Copyright (c) 2000, Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Boris Popov.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: login.c,v 1.8 2004/03/19 01:49:48 lindak Exp $
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/param.h>
#include <sys/errno.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <unistd.h>
#include <err.h>
#include <libintl.h>
#include <netsmb/smb_lib.h>
#include <netsmb/smb_keychain.h>
#include "common.h"
/* defaults */
static char def_dom[256];
static char def_usr[256];
static char tmp_arg[256];
/*
* Parse the string: domuser, which may be any of:
* "user@domain" or "domain/user" or "domain\\user"
* and return pointers to the domain and user parts.
* Modifies the string domuser in-place. Returned
* string pointers are within the string domusr.
*/
int
smbfs_parse_domuser(char *domuser, char **dom, char **usr)
{
const char sep[] = "@/\\";
char sc, *p, *s1, *s2;
p = strpbrk(domuser, sep);
if (p == NULL) {
/* No separators - whole string is the user. */
*dom = NULL;
*usr = domuser;
return (0);
}
/* Have two strings. */
s1 = domuser;
sc = *p; /* Save the sep. char */
*p++ = '\0'; /* zap it */
s2 = p;
/* Enforce just one separator */
p = strpbrk(s2, sep);
if (p)
return (-1);
/*
* Now, which order are they?
* "user@domain" or "domain/user"
*/
if (sc == '@') {
*usr = s1;
*dom = s2;
} else {
*dom = s1;
*usr = s2;
}
return (0);
}
void
login_usage(void)
{
printf(gettext("usage: smbutil login [-c] [[domain/]user]\n"));
printf(gettext(" smbutil login [-c] [user[@domain]]\n"));
exit(1);
}
int
cmd_login(int argc, char *argv[])
{
static char prompt[64];
char *dom, *usr, *pass;
int err, opt;
int check = 0;
while ((opt = getopt(argc, argv, "c")) != EOF) {
switch (opt) {
case 'c': /* smbutil login -c ... */
check = 1;
break;
default:
login_usage();
break;
}
}
dom = usr = NULL;
if (optind < argc) {
strcpy(tmp_arg, argv[optind]);
err = smbfs_parse_domuser(tmp_arg, &dom, &usr);
if (err)
errx(1, gettext("failed to parse %s"), argv[optind]);
optind++;
}
if (optind != argc)
login_usage();
if (dom == NULL || usr == NULL) {
err = smbfs_default_dom_usr(NULL, NULL,
def_dom, sizeof (def_dom),
def_usr, sizeof (def_usr));
if (err)
errx(1, gettext("failed to get defaults"));
}
if (dom == NULL)
dom = def_dom;
else
nls_str_upper(dom, dom);
if (usr == NULL)
usr = def_usr;
if (check) {
err = smbfs_keychain_chk(dom, usr);
if (!err)
printf(gettext("Keychain entry exists.\n"));
else
printf(gettext("Keychain entry not found.\n"));
return (0);
}
snprintf(prompt, sizeof (prompt),
gettext("Password for %s/%s:"), dom, usr);
pass = getpassphrase(prompt);
err = smbfs_keychain_add((uid_t)-1, dom, usr, pass);
if (err)
errx(1, gettext("failed to add keychain entry"));
return (0);
}
void
logout_usage(void)
{
printf(gettext("usage: smbutil logout [[domain/]user]\n"));
printf(gettext(" smbutil logout [user[@domain]]\n"));
printf(gettext(" smbutil logout -a\n"));
exit(1);
}
int
cmd_logout(int argc, char *argv[])
{
char *dom, *usr;
int err, opt;
while ((opt = getopt(argc, argv, "a")) != EOF) {
switch (opt) {
case 'a': /* smbutil logout -a */
if (optind != argc)
logout_usage();
err = smbfs_keychain_del_owner();
if (err)
errx(1,
gettext("failed to delete keychain entries"));
return (0);
default:
logout_usage();
break;
}
}
/* This part is like login. */
dom = usr = NULL;
if (optind < argc) {
strcpy(tmp_arg, argv[optind]);
err = smbfs_parse_domuser(tmp_arg, &dom, &usr);
if (err)
errx(1, gettext("failed to parse %s"), argv[optind]);
optind++;
}
if (optind != argc)
logout_usage();
if (dom == NULL || usr == NULL) {
err = smbfs_default_dom_usr(NULL, NULL,
def_dom, sizeof (def_dom),
def_usr, sizeof (def_usr));
if (err)
errx(1, gettext("failed to get defaults"));
}
if (dom == NULL)
dom = def_dom;
else
nls_str_upper(dom, dom);
if (usr == NULL)
usr = def_usr;
err = smbfs_keychain_del((uid_t)-1, dom, usr);
if (err)
errx(1, gettext("failed to delete keychain entry"));
return (0);
}
void
logoutall_usage(void)
{
printf(gettext("usage: smbutil logoutall\n"));
exit(1);
}
int
cmd_logoutall(int argc, char *argv[])
{
int err;
if (optind != argc)
logoutall_usage();
err = smbfs_keychain_del_everyone();
if (err == EPERM) {
errx(1,
gettext("You must have super-user privileges to use this sub-command\n"));
}
if (err) {
errx(1, gettext("Failed to delete all keychain entries: %s\n"),
smb_strerror(err));
}
return (0);
}