2 Unix SMB/CIFS implementation.
4 Copyright (C) Andrew Tridgell 1994-1998
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 12 aug 96: Erik.Devriendt@te6.siemens.be
22 added support for shared memory implementation of share mode locking
24 21-Jul-1998: rsharpe@ns.aus.com (Richard Sharpe)
25 Added -L (locks only) -S (shares only) flags and code
30 * This program reports current SMB connections
34 #include "system/filesys.h"
35 #include "popt_common.h"
37 #include "../libcli/security/security.h"
39 #include "locking/proto.h"
42 #define SMB_MAXPIDS 2048
43 static uid_t Ucrit_uid
= 0; /* added by OH */
44 static struct server_id Ucrit_pid
[SMB_MAXPIDS
]; /* Ugly !!! */ /* added by OH */
45 static int Ucrit_MaxPid
=0; /* added by OH */
46 static unsigned int Ucrit_IsActive
= 0; /* added by OH */
48 static bool verbose
, brief
;
49 static bool shares_only
; /* Added by RJS */
50 static bool locks_only
; /* Added by RJS */
51 static bool processes_only
;
53 static bool numeric_only
;
55 const char *username
= NULL
;
57 extern bool status_profile_dump(bool be_verbose
);
58 extern bool status_profile_rates(bool be_verbose
);
61 static void Ucrit_addUid(uid_t uid
)
67 static unsigned int Ucrit_checkUid(uid_t uid
)
69 if ( !Ucrit_IsActive
)
72 if ( uid
== Ucrit_uid
)
78 static unsigned int Ucrit_checkPid(struct server_id pid
)
82 if ( !Ucrit_IsActive
)
85 for (i
=0;i
<Ucrit_MaxPid
;i
++) {
86 if (cluster_id_equal(&pid
, &Ucrit_pid
[i
]))
93 static bool Ucrit_addPid( struct server_id pid
)
95 if ( !Ucrit_IsActive
)
98 if ( Ucrit_MaxPid
>= SMB_MAXPIDS
) {
99 d_printf("ERROR: More than %d pids for user %s!\n",
100 SMB_MAXPIDS
, uidtoname(Ucrit_uid
));
105 Ucrit_pid
[Ucrit_MaxPid
++] = pid
;
110 static void print_share_mode(const struct share_mode_entry
*e
,
111 const char *sharepath
,
117 if (!is_valid_share_mode_entry(e
)) {
121 if (!process_exists(e
->pid
)) {
126 d_printf("Locked files:\n");
127 d_printf("Pid Uid DenyMode Access R/W Oplock SharePath Name Time\n");
128 d_printf("--------------------------------------------------------------------------------------------------\n");
132 if (Ucrit_checkPid(e
->pid
)) {
133 d_printf("%-11s ",procid_str_static(&e
->pid
));
134 d_printf("%-9u ", (unsigned int)e
->uid
);
135 switch (map_share_mode_to_deny_mode(e
->share_access
,
136 e
->private_options
)) {
137 case DENY_NONE
: d_printf("DENY_NONE "); break;
138 case DENY_ALL
: d_printf("DENY_ALL "); break;
139 case DENY_DOS
: d_printf("DENY_DOS "); break;
140 case DENY_READ
: d_printf("DENY_READ "); break;
141 case DENY_WRITE
:printf("DENY_WRITE "); break;
142 case DENY_FCB
: d_printf("DENY_FCB "); break;
144 d_printf("unknown-please report ! "
145 "e->share_access = 0x%x, "
146 "e->private_options = 0x%x\n",
147 (unsigned int)e
->share_access
,
148 (unsigned int)e
->private_options
);
152 d_printf("0x%-8x ",(unsigned int)e
->access_mask
);
153 if ((e
->access_mask
& (FILE_READ_DATA
|FILE_WRITE_DATA
))==
154 (FILE_READ_DATA
|FILE_WRITE_DATA
)) {
156 } else if (e
->access_mask
& FILE_WRITE_DATA
) {
162 if((e
->op_type
& (EXCLUSIVE_OPLOCK
|BATCH_OPLOCK
)) ==
163 (EXCLUSIVE_OPLOCK
|BATCH_OPLOCK
)) {
164 d_printf("EXCLUSIVE+BATCH ");
165 } else if (e
->op_type
& EXCLUSIVE_OPLOCK
) {
166 d_printf("EXCLUSIVE ");
167 } else if (e
->op_type
& BATCH_OPLOCK
) {
169 } else if (e
->op_type
& LEVEL_II_OPLOCK
) {
170 d_printf("LEVEL_II ");
175 d_printf(" %s %s %s",sharepath
, fname
, time_to_asc((time_t)e
->time
.tv_sec
));
179 static void print_brl(struct file_id id
,
180 struct server_id pid
,
181 enum brl_type lock_type
,
182 enum brl_flavour lock_flav
,
189 static const struct {
190 enum brl_type lock_type
;
195 { PENDING_READ_LOCK
, "PR" },
196 { PENDING_WRITE_LOCK
, "PW" },
199 const char *desc
="X";
200 const char *sharepath
= "";
202 struct share_mode_lock
*share_mode
;
205 d_printf("Byte range locks:\n");
206 d_printf("Pid dev:inode R/W start size SharePath Name\n");
207 d_printf("--------------------------------------------------------------------------------\n");
211 share_mode
= fetch_share_mode_unlocked(NULL
, id
);
213 bool has_stream
= share_mode
->stream_name
!= NULL
;
215 fname
= talloc_asprintf(NULL
, "%s%s%s", share_mode
->base_name
,
216 has_stream
? ":" : "",
217 has_stream
? share_mode
->stream_name
:
220 fname
= talloc_strdup(NULL
, "");
226 for (i
=0;i
<ARRAY_SIZE(lock_types
);i
++) {
227 if (lock_type
== lock_types
[i
].lock_type
) {
228 desc
= lock_types
[i
].desc
;
232 d_printf("%-10s %-15s %-4s %-9.0f %-9.0f %-24s %-24s\n",
233 procid_str_static(&pid
), file_id_string_tos(&id
),
235 (double)start
, (double)size
,
239 TALLOC_FREE(share_mode
);
242 static int traverse_fn1(const struct connections_key
*key
,
243 const struct connections_data
*crec
,
246 if (crec
->cnum
== -1)
249 if (!process_exists(crec
->pid
) || !Ucrit_checkUid(crec
->uid
)) {
253 d_printf("%-10s %s %-12s %s",
254 crec
->servicename
,procid_str_static(&crec
->pid
),
256 time_to_asc(crec
->start
));
261 static int traverse_sessionid(const char *key
, struct sessionid
*session
,
264 fstring uid_str
, gid_str
;
266 if (!process_exists(session
->pid
)
267 || !Ucrit_checkUid(session
->uid
)) {
271 Ucrit_addPid(session
->pid
);
273 fstr_sprintf(uid_str
, "%u", (unsigned int)session
->uid
);
274 fstr_sprintf(gid_str
, "%u", (unsigned int)session
->gid
);
276 d_printf("%-7s %-12s %-12s %-12s (%s)\n",
277 procid_str_static(&session
->pid
),
278 numeric_only
? uid_str
: uidtoname(session
->uid
),
279 numeric_only
? gid_str
: gidtoname(session
->gid
),
280 session
->remote_machine
, session
->hostname
);
288 int main(int argc
, char *argv
[])
291 int profile_only
= 0;
292 bool show_processes
, show_locks
, show_shares
;
294 struct poptOption long_options
[] = {
296 {"processes", 'p', POPT_ARG_NONE
, NULL
, 'p', "Show processes only" },
297 {"verbose", 'v', POPT_ARG_NONE
, NULL
, 'v', "Be verbose" },
298 {"locks", 'L', POPT_ARG_NONE
, NULL
, 'L', "Show locks only" },
299 {"shares", 'S', POPT_ARG_NONE
, NULL
, 'S', "Show shares only" },
300 {"user", 'u', POPT_ARG_STRING
, &username
, 'u', "Switch to user" },
301 {"brief", 'b', POPT_ARG_NONE
, NULL
, 'b', "Be brief" },
302 {"profile", 'P', POPT_ARG_NONE
, NULL
, 'P', "Do profiling" },
303 {"profile-rates", 'R', POPT_ARG_NONE
, NULL
, 'R', "Show call rates" },
304 {"byterange", 'B', POPT_ARG_NONE
, NULL
, 'B', "Include byte range locks"},
305 {"numeric", 'n', POPT_ARG_NONE
, NULL
, 'n', "Numeric uid/gid"},
309 TALLOC_CTX
*frame
= talloc_stackframe();
311 struct messaging_context
*msg_ctx
;
316 setup_logging(argv
[0], DEBUG_STDERR
);
318 if (getuid() != geteuid()) {
319 d_printf("smbstatus should not be run setuid\n");
324 pc
= poptGetContext(NULL
, argc
, (const char **) argv
, long_options
,
325 POPT_CONTEXT_KEEP_FIRST
);
327 while ((c
= poptGetNextOpt(pc
)) != -1) {
330 processes_only
= true;
345 Ucrit_addUid(nametouid(poptGetOptArg(pc
)));
360 /* setup the flags based on the possible combincations */
362 show_processes
= !(shares_only
|| locks_only
|| profile_only
) || processes_only
;
363 show_locks
= !(shares_only
|| processes_only
|| profile_only
) || locks_only
;
364 show_shares
= !(processes_only
|| locks_only
|| profile_only
) || shares_only
;
367 Ucrit_addUid( nametouid(username
) );
370 d_printf("using configfile = %s\n", get_dyn_CONFIGFILE());
373 if (!lp_load_initial_only(get_dyn_CONFIGFILE())) {
374 fprintf(stderr
, "Can't load %s - run testparm to debug it\n",
375 get_dyn_CONFIGFILE());
381 if (lp_clustering()) {
383 * This implicitly initializes the global ctdbd
384 * connection, usable by the db_open() calls further
387 msg_ctx
= messaging_init(NULL
, procid_self(),
388 event_context_init(NULL
));
389 if (msg_ctx
== NULL
) {
390 fprintf(stderr
, "messaging_init failed\n");
396 if (!lp_load(get_dyn_CONFIGFILE(),False
,False
,False
,True
)) {
397 fprintf(stderr
, "Can't load %s - run testparm to debug it\n",
398 get_dyn_CONFIGFILE());
403 switch (profile_only
) {
405 /* Dump profile data */
406 return status_profile_dump(verbose
);
408 /* Continuously display rate-converted data */
409 return status_profile_rates(verbose
);
414 if ( show_processes
) {
415 d_printf("\nSamba version %s\n",samba_version_string());
416 d_printf("PID Username Group Machine \n");
417 d_printf("-------------------------------------------------------------------\n");
418 if (lp_security() == SEC_SHARE
) {
419 d_printf(" <processes do not show up in "
420 "anonymous mode>\n");
423 sessionid_traverse_read(traverse_sessionid
, NULL
);
425 if (processes_only
) {
432 d_printf("Opened %s\n", lock_path("connections.tdb"));
439 d_printf("\nService pid machine Connected at\n");
440 d_printf("-------------------------------------------------------\n");
442 connections_forall_read(traverse_fn1
, NULL
);
453 struct db_context
*db
;
454 db
= db_open(NULL
, lock_path("locking.tdb"), 0,
455 TDB_CLEAR_IF_FIRST
|TDB_INCOMPATIBLE_HASH
, O_RDONLY
, 0);
458 d_printf("%s not initialised\n",
459 lock_path("locking.tdb"));
460 d_printf("This is normal if an SMB client has never "
461 "connected to your server.\n");
467 if (!locking_init_readonly()) {
468 d_printf("Can't initialise locking module - exiting\n");
473 result
= share_mode_forall(print_share_mode
, NULL
);
476 d_printf("No locked files\n");
477 } else if (result
== -1) {
478 d_printf("locked file list truncated\n");
484 brl_forall(print_brl
, NULL
);