/*
Unix SMB/CIFS implementation.
QUOTA get/set utility
Copyright (C) Andrew Tridgell 2000
Copyright (C) Tim Potter 2000
Copyright (C) Jeremy Allison 2000
Copyright (C) Stefan (metze) Metzmacher 2003
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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
#include "includes.h"
#include "popt_common.h"
#include "../librpc/gen_ndr/ndr_lsa.h"
#include "rpc_client/cli_lsarpc.h"
#include "fake_file.h"
#include "../libcli/security/security.h"
static char *server;
/* numeric is set when the user wants numeric SIDs and ACEs rather
than going via LSA calls to resolve them */
static bool numeric;
static bool verbose;
enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA};
enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
static struct cli_state *cli_ipc;
static struct rpc_pipe_client *global_pipe_hnd;
static struct policy_handle pol;
static bool got_policy_hnd;
static struct user_auth_info *smbcquotas_auth_info;
static struct cli_state *connect_one(const char *share);
/* Open cli connection and policy handle */
static bool cli_open_policy_hnd(void)
{
/* Initialise cli LSA connection */
if (!cli_ipc) {
NTSTATUS ret;
cli_ipc = connect_one("IPC$");
ret = cli_rpc_pipe_open_noauth(cli_ipc,
&ndr_table_lsarpc.syntax_id,
&global_pipe_hnd);
if (!NT_STATUS_IS_OK(ret)) {
return False;
}
}
/* Open policy handle */
if (!got_policy_hnd) {
/* Some systems don't support SEC_FLAG_MAXIMUM_ALLOWED,
but NT sends 0x2000000 so we might as well do it too. */
if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, talloc_tos(), True,
GENERIC_EXECUTE_ACCESS, &pol))) {
return False;
}
got_policy_hnd = True;
}
return True;
}
/* convert a SID to a string, either numeric or username/group */
static void SidToString(fstring str, struct dom_sid *sid, bool _numeric)
{
char **domains = NULL;
char **names = NULL;
enum lsa_SidType *types = NULL;
sid_to_fstring(str, sid);
if (_numeric) return;
/* Ask LSA to convert the sid to a name */
if (!cli_open_policy_hnd() ||
!NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, talloc_tos(),
&pol, 1, sid, &domains,
&names, &types)) ||
!domains || !domains[0] || !names || !names[0]) {
return;
}
/* Converted OK */
slprintf(str, sizeof(fstring) - 1, "%s%s%s",
domains[0], lp_winbind_separator(),
names[0]);
}
/* convert a string to a SID, either numeric or username/group */
static bool StringToSid(struct dom_sid *sid, const char *str)
{
enum lsa_SidType *types = NULL;
struct dom_sid *sids = NULL;
bool result = True;
if (string_to_sid(sid, str)) {
return true;
}
if (!cli_open_policy_hnd() ||
!NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, talloc_tos(),
&pol, 1, &str, NULL, 1, &sids,
&types))) {
result = False;
goto done;
}
sid_copy(sid, &sids[0]);
done:
return result;
}
#define QUOTA_GET 1
#define QUOTA_SETLIM 2
#define QUOTA_SETFLAGS 3
#define QUOTA_LIST 4
enum {PARSE_FLAGS,PARSE_LIM};
static int parse_quota_set(TALLOC_CTX *ctx,
char *set_str,
char **pp_username_str,
enum SMB_QUOTA_TYPE *qtype,
int *cmd,
SMB_NTQUOTA_STRUCT *pqt)
{
char *p = set_str,*p2;
int todo;
bool stop = False;
bool enable = False;
bool deny = False;
*pp_username_str = NULL;
if (strnequal(set_str,"UQLIM:",6)) {
p += 6;
*qtype = SMB_USER_QUOTA_TYPE;
*cmd = QUOTA_SETLIM;
todo = PARSE_LIM;
if ((p2=strstr(p,":"))==NULL) {
return -1;
}
*p2 = '\0';
p2++;
*pp_username_str = talloc_strdup(ctx, p);
p = p2;
} else if (strnequal(set_str,"FSQLIM:",7)) {
p +=7;
*qtype = SMB_USER_FS_QUOTA_TYPE;
*cmd = QUOTA_SETLIM;
todo = PARSE_LIM;
} else if (strnequal(set_str,"FSQFLAGS:",9)) {
p +=9;
todo = PARSE_FLAGS;
*qtype = SMB_USER_FS_QUOTA_TYPE;
*cmd = QUOTA_SETFLAGS;
} else {
return -1;
}
switch (todo) {
case PARSE_LIM:
if (sscanf(p,"%"PRIu64"/%"PRIu64,&pqt->softlim,&pqt->hardlim)!=2) {
return -1;
}
break;
case PARSE_FLAGS:
while (!stop) {
if ((p2=strstr(p,"/"))==NULL) {
stop = True;
} else {
*p2 = '\0';
p2++;
}
if (strnequal(p,"QUOTA_ENABLED",13)) {
enable = True;
} else if (strnequal(p,"DENY_DISK",9)) {
deny = True;
} else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
pqt->qflags |= QUOTAS_LOG_THRESHOLD;
} else if (strnequal(p,"LOG_HARDLIMIT",13)) {
pqt->qflags |= QUOTAS_LOG_LIMIT;
} else {
return -1;
}
p=p2;
}
if (deny) {
pqt->qflags |= QUOTAS_DENY_DISK;
} else if (enable) {
pqt->qflags |= QUOTAS_ENABLED;
}
break;
}
return 0;
}
static int do_quota(struct cli_state *cli,
enum SMB_QUOTA_TYPE qtype,
uint16 cmd,
const char *username_str,
SMB_NTQUOTA_STRUCT *pqt)
{
uint32 fs_attrs = 0;
uint16_t quota_fnum = 0;
SMB_NTQUOTA_LIST *qtl = NULL;
SMB_NTQUOTA_STRUCT qt;
NTSTATUS status;
ZERO_STRUCT(qt);
status = cli_get_fs_attr_info(cli, &fs_attrs);
if (!NT_STATUS_IS_OK(status)) {
d_printf("Failed to get the filesystem attributes %s.\n",
nt_errstr(status));
return -1;
}
if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
d_printf("Quotas are not supported by the server.\n");
return 0;
}
status = cli_get_quota_handle(cli, "a_fnum);
if (!NT_STATUS_IS_OK(status)) {
d_printf("Quotas are not enabled on this share.\n");
d_printf("Failed to open %s %s.\n",
FAKE_FILE_NAME_QUOTA_WIN32,
nt_errstr(status));
return -1;
}
switch(qtype) {
case SMB_USER_QUOTA_TYPE:
if (!StringToSid(&qt.sid, username_str)) {
d_printf("StringToSid() failed for [%s]\n",username_str);
return -1;
}
switch(cmd) {
case QUOTA_GET:
status = cli_get_user_quota(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_user_quota %s\n",
nt_errstr(status),
username_str);
return -1;
}
dump_ntquota(&qt,verbose,numeric,SidToString);
break;
case QUOTA_SETLIM:
pqt->sid = qt.sid;
status = cli_set_user_quota(
cli, quota_fnum, pqt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_set_user_quota %s\n",
nt_errstr(status),
username_str);
return -1;
}
status = cli_get_user_quota(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_user_quota %s\n",
nt_errstr(status),
username_str);
return -1;
}
dump_ntquota(&qt,verbose,numeric,SidToString);
break;
case QUOTA_LIST:
status = cli_list_user_quota(
cli, quota_fnum, &qtl);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_set_user_quota %s\n",
nt_errstr(status),
username_str);
return -1;
}
dump_ntquota_list(&qtl,verbose,numeric,SidToString);
free_ntquota_list(&qtl);
break;
default:
d_printf("Unknown Error\n");
return -1;
}
break;
case SMB_USER_FS_QUOTA_TYPE:
switch(cmd) {
case QUOTA_GET:
status = cli_get_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_fs_quota_info\n",
nt_errstr(status));
return -1;
}
dump_ntquota(&qt,True,numeric,NULL);
break;
case QUOTA_SETLIM:
status = cli_get_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_fs_quota_info\n",
nt_errstr(status));
return -1;
}
qt.softlim = pqt->softlim;
qt.hardlim = pqt->hardlim;
status = cli_set_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_set_fs_quota_info\n",
nt_errstr(status));
return -1;
}
status = cli_get_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_fs_quota_info\n",
nt_errstr(status));
return -1;
}
dump_ntquota(&qt,True,numeric,NULL);
break;
case QUOTA_SETFLAGS:
status = cli_get_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_fs_quota_info\n",
nt_errstr(status));
return -1;
}
qt.qflags = pqt->qflags;
status = cli_set_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_set_fs_quota_info\n",
nt_errstr(status));
return -1;
}
status = cli_get_fs_quota_info(
cli, quota_fnum, &qt);
if (!NT_STATUS_IS_OK(status)) {
d_printf("%s cli_get_fs_quota_info\n",
nt_errstr(status));
return -1;
}
dump_ntquota(&qt,True,numeric,NULL);
break;
default:
d_printf("Unknown Error\n");
return -1;
}
break;
default:
d_printf("Unknown Error\n");
return -1;
}
cli_close(cli, quota_fnum);
return 0;
}
/*****************************************************
Return a connection to a server.
*******************************************************/
static struct cli_state *connect_one(const char *share)
{
struct cli_state *c;
struct sockaddr_storage ss;
NTSTATUS nt_status;
uint32_t flags = 0;
zero_sockaddr(&ss);
if (get_cmdline_auth_info_use_machine_account(smbcquotas_auth_info) &&
!set_cmdline_auth_info_machine_account_creds(smbcquotas_auth_info)) {
return NULL;
}
if (get_cmdline_auth_info_use_kerberos(smbcquotas_auth_info)) {
flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
}
set_cmdline_auth_info_getpass(smbcquotas_auth_info);
nt_status = cli_full_connection(&c, global_myname(), server,
&ss, 0,
share, "?????",
get_cmdline_auth_info_username(smbcquotas_auth_info),
lp_workgroup(),
get_cmdline_auth_info_password(smbcquotas_auth_info),
flags,
get_cmdline_auth_info_signing_state(smbcquotas_auth_info));
if (!NT_STATUS_IS_OK(nt_status)) {
DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
return NULL;
}
if (get_cmdline_auth_info_smb_encrypt(smbcquotas_auth_info)) {
nt_status = cli_cm_force_encryption(c,
get_cmdline_auth_info_username(smbcquotas_auth_info),
get_cmdline_auth_info_password(smbcquotas_auth_info),
lp_workgroup(),
share);
if (!NT_STATUS_IS_OK(nt_status)) {
cli_shutdown(c);
return NULL;
}
}
return c;
}
/****************************************************************************
main program
****************************************************************************/
int main(int argc, const char *argv[])
{
char *share;
int opt;
int result;
int todo = 0;
char *username_str = NULL;
char *path = NULL;
char *set_str = NULL;
enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE;
int cmd = 0;
static bool test_args = False;
struct cli_state *cli;
bool fix_user = False;
SMB_NTQUOTA_STRUCT qt;
TALLOC_CTX *frame = talloc_stackframe();
poptContext pc;
struct poptOption long_options[] = {
POPT_AUTOHELP
{ "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
{ "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
{ "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
{ "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
SETSTRING:\n\
UQLIM:// for user quotas\n\
FSQLIM:/ for filesystem defaults\n\
FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
{ "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" },
{ "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" },
{ "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"},
POPT_COMMON_SAMBA
POPT_COMMON_CREDENTIALS
{ NULL }
};
load_case_tables();
ZERO_STRUCT(qt);
/* set default debug level to 1 regardless of what smb.conf sets */
setup_logging( "smbcquotas", DEBUG_STDERR);
lp_set_cmdline("log level", "1");
setlinebuf(stdout);
fault_setup(NULL);
lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
load_interfaces();
smbcquotas_auth_info = user_auth_info_init(frame);
if (smbcquotas_auth_info == NULL) {
exit(1);
}
popt_common_set_auth_info(smbcquotas_auth_info);
pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
poptSetOtherOptionHelp(pc, "//server1/share1");
while ((opt = poptGetNextOpt(pc)) != -1) {
switch (opt) {
case 'n':
numeric = true;
break;
case 'v':
verbose = true;
break;
case 't':
test_args = true;
break;
case 'L':
if (todo != 0) {
d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
exit(EXIT_PARSE_ERROR);
}
todo = LIST_QUOTA;
break;
case 'F':
if (todo != 0) {
d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
exit(EXIT_PARSE_ERROR);
}
todo = FS_QUOTA;
break;
case 'u':
if (todo != 0) {
d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
exit(EXIT_PARSE_ERROR);
}
username_str = talloc_strdup(frame, poptGetOptArg(pc));
if (!username_str) {
exit(EXIT_PARSE_ERROR);
}
todo = USER_QUOTA;
fix_user = True;
break;
case 'S':
if (todo != 0) {
d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
exit(EXIT_PARSE_ERROR);
}
set_str = talloc_strdup(frame, poptGetOptArg(pc));
if (!set_str) {
exit(EXIT_PARSE_ERROR);
}
todo = SET_QUOTA;
break;
}
}
if (todo == 0)
todo = USER_QUOTA;
if (!fix_user) {
username_str = talloc_strdup(
frame, get_cmdline_auth_info_username(smbcquotas_auth_info));
if (!username_str) {
exit(EXIT_PARSE_ERROR);
}
}
/* Make connection to server */
if(!poptPeekArg(pc)) {
poptPrintUsage(pc, stderr, 0);
exit(EXIT_PARSE_ERROR);
}
path = talloc_strdup(frame, poptGetArg(pc));
if (!path) {
printf("Out of memory\n");
exit(EXIT_PARSE_ERROR);
}
string_replace(path, '/', '\\');
server = SMB_STRDUP(path+2);
if (!server) {
printf("Out of memory\n");
exit(EXIT_PARSE_ERROR);
}
share = strchr_m(server,'\\');
if (!share) {
printf("Invalid argument: %s\n", share);
exit(EXIT_PARSE_ERROR);
}
*share = 0;
share++;
if (todo == SET_QUOTA) {
if (parse_quota_set(talloc_tos(), set_str, &username_str, &qtype, &cmd, &qt)) {
printf("Invalid argument: -S %s\n", set_str);
exit(EXIT_PARSE_ERROR);
}
}
if (!test_args) {
cli = connect_one(share);
if (!cli) {
exit(EXIT_FAILED);
}
} else {
exit(EXIT_OK);
}
/* Perform requested action */
switch (todo) {
case FS_QUOTA:
result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
break;
case LIST_QUOTA:
result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
break;
case USER_QUOTA:
result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
break;
case SET_QUOTA:
result = do_quota(cli, qtype, cmd, username_str, &qt);
break;
default:
result = EXIT_FAILED;
break;
}
talloc_free(frame);
return result;
}