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
35 #define SMB_MAXPIDS 2048
36 static uid_t Ucrit_uid = 0; /* added by OH */
37 static struct server_id Ucrit_pid[SMB_MAXPIDS]; /* Ugly !!! */ /* added by OH */
38 static int Ucrit_MaxPid=0; /* added by OH */
39 static unsigned int Ucrit_IsActive = 0; /* added by OH */
41 static bool verbose, brief;
42 static bool shares_only; /* Added by RJS */
43 static bool locks_only; /* Added by RJS */
44 static bool processes_only;
46 static bool numeric_only;
48 const char *username = NULL;
50 extern bool status_profile_dump(bool be_verbose);
51 extern bool status_profile_rates(bool be_verbose);
54 static void Ucrit_addUid(uid_t uid)
60 static unsigned int Ucrit_checkUid(uid_t uid)
62 if ( !Ucrit_IsActive )
65 if ( uid == Ucrit_uid )
71 static unsigned int Ucrit_checkPid(struct server_id pid)
75 if ( !Ucrit_IsActive )
78 for (i=0;i<Ucrit_MaxPid;i++) {
79 if (cluster_id_equal(&pid, &Ucrit_pid[i]))
86 static bool Ucrit_addPid( struct server_id pid )
88 if ( !Ucrit_IsActive )
91 if ( Ucrit_MaxPid >= SMB_MAXPIDS ) {
92 d_printf("ERROR: More than %d pids for user %s!\n",
93 SMB_MAXPIDS, uidtoname(Ucrit_uid));
98 Ucrit_pid[Ucrit_MaxPid++] = pid;
103 static void print_share_mode(const struct share_mode_entry *e,
104 const char *sharepath,
110 if (!is_valid_share_mode_entry(e)) {
114 if (!process_exists(e->pid)) {
119 d_printf("Locked files:\n");
120 d_printf("Pid Uid DenyMode Access R/W Oplock SharePath Name Time\n");
121 d_printf("--------------------------------------------------------------------------------------------------\n");
125 if (Ucrit_checkPid(e->pid)) {
126 d_printf("%-11s ",procid_str_static(&e->pid));
127 d_printf("%-9u ", (unsigned int)e->uid);
128 switch (map_share_mode_to_deny_mode(e->share_access,
129 e->private_options)) {
130 case DENY_NONE: d_printf("DENY_NONE "); break;
131 case DENY_ALL: d_printf("DENY_ALL "); break;
132 case DENY_DOS: d_printf("DENY_DOS "); break;
133 case DENY_READ: d_printf("DENY_READ "); break;
134 case DENY_WRITE:printf("DENY_WRITE "); break;
135 case DENY_FCB: d_printf("DENY_FCB "); break;
137 d_printf("unknown-please report ! "
138 "e->share_access = 0x%x, "
139 "e->private_options = 0x%x\n",
140 (unsigned int)e->share_access,
141 (unsigned int)e->private_options );
145 d_printf("0x%-8x ",(unsigned int)e->access_mask);
146 if ((e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA))==
147 (FILE_READ_DATA|FILE_WRITE_DATA)) {
149 } else if (e->access_mask & FILE_WRITE_DATA) {
155 if((e->op_type & (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
156 (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) {
157 d_printf("EXCLUSIVE+BATCH ");
158 } else if (e->op_type & EXCLUSIVE_OPLOCK) {
159 d_printf("EXCLUSIVE ");
160 } else if (e->op_type & BATCH_OPLOCK) {
162 } else if (e->op_type & LEVEL_II_OPLOCK) {
163 d_printf("LEVEL_II ");
168 d_printf(" %s %s %s",sharepath, fname, time_to_asc((time_t)e->time.tv_sec));
172 static void print_brl(struct file_id id,
173 struct server_id pid,
174 enum brl_type lock_type,
175 enum brl_flavour lock_flav,
182 static const struct {
183 enum brl_type lock_type;
188 { PENDING_READ_LOCK, "PR" },
189 { PENDING_WRITE_LOCK, "PW" },
192 const char *desc="X";
193 const char *sharepath = "";
194 const char *fname = "";
195 struct share_mode_lock *share_mode;
198 d_printf("Byte range locks:\n");
199 d_printf("Pid dev:inode R/W start size SharePath Name\n");
200 d_printf("--------------------------------------------------------------------------------\n");
204 share_mode = fetch_share_mode_unlocked(NULL, id, "__unspecified__", "__unspecified__");
206 sharepath = share_mode->servicepath;
207 fname = share_mode->filename;
210 for (i=0;i<ARRAY_SIZE(lock_types);i++) {
211 if (lock_type == lock_types[i].lock_type) {
212 desc = lock_types[i].desc;
216 d_printf("%-10s %-15s %-4s %-9.0f %-9.0f %-24s %-24s\n",
217 procid_str_static(&pid), file_id_string_tos(&id),
219 (double)start, (double)size,
222 TALLOC_FREE(share_mode);
225 static int traverse_fn1(const struct connections_key *key,
226 const struct connections_data *crec,
229 if (crec->cnum == -1)
232 if (!process_exists(crec->pid) || !Ucrit_checkUid(crec->uid)) {
236 d_printf("%-10s %s %-12s %s",
237 crec->servicename,procid_str_static(&crec->pid),
239 time_to_asc(crec->start));
244 static int traverse_sessionid(struct db_record *db, void *state)
246 struct sessionid sessionid;
247 fstring uid_str, gid_str;
249 if (db->value.dsize != sizeof(sessionid))
252 memcpy(&sessionid, db->value.dptr, sizeof(sessionid));
254 if (!process_exists(sessionid.pid) || !Ucrit_checkUid(sessionid.uid)) {
258 Ucrit_addPid( sessionid.pid );
260 fstr_sprintf(uid_str, "%u", (unsigned int)sessionid.uid);
261 fstr_sprintf(gid_str, "%u", (unsigned int)sessionid.gid);
263 d_printf("%-7s %-12s %-12s %-12s (%s)\n",
264 procid_str_static(&sessionid.pid),
265 numeric_only ? uid_str : uidtoname(sessionid.uid),
266 numeric_only ? gid_str : gidtoname(sessionid.gid),
267 sessionid.remote_machine, sessionid.hostname);
275 int main(int argc, char *argv[])
278 int profile_only = 0;
279 bool show_processes, show_locks, show_shares;
281 struct poptOption long_options[] = {
283 {"processes", 'p', POPT_ARG_NONE, NULL, 'p', "Show processes only" },
284 {"verbose", 'v', POPT_ARG_NONE, NULL, 'v', "Be verbose" },
285 {"locks", 'L', POPT_ARG_NONE, NULL, 'L', "Show locks only" },
286 {"shares", 'S', POPT_ARG_NONE, NULL, 'S', "Show shares only" },
287 {"user", 'u', POPT_ARG_STRING, &username, 'u', "Switch to user" },
288 {"brief", 'b', POPT_ARG_NONE, NULL, 'b', "Be brief" },
289 {"profile", 'P', POPT_ARG_NONE, NULL, 'P', "Do profiling" },
290 {"profile-rates", 'R', POPT_ARG_NONE, NULL, 'R', "Show call rates" },
291 {"byterange", 'B', POPT_ARG_NONE, NULL, 'B', "Include byte range locks"},
292 {"numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Numeric uid/gid"},
296 TALLOC_CTX *frame = talloc_stackframe();
298 struct messaging_context *msg_ctx;
303 setup_logging(argv[0],True);
307 if (getuid() != geteuid()) {
308 d_printf("smbstatus should not be run setuid\n");
313 pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
314 POPT_CONTEXT_KEEP_FIRST);
316 while ((c = poptGetNextOpt(pc)) != -1) {
319 processes_only = true;
334 Ucrit_addUid(nametouid(poptGetOptArg(pc)));
349 /* setup the flags based on the possible combincations */
351 show_processes = !(shares_only || locks_only || profile_only) || processes_only;
352 show_locks = !(shares_only || processes_only || profile_only) || locks_only;
353 show_shares = !(processes_only || locks_only || profile_only) || shares_only;
356 Ucrit_addUid( nametouid(username) );
359 d_printf("using configfile = %s\n", get_dyn_CONFIGFILE());
362 if (!lp_load_initial_only(get_dyn_CONFIGFILE())) {
363 fprintf(stderr, "Can't load %s - run testparm to debug it\n",
364 get_dyn_CONFIGFILE());
370 if (lp_clustering()) {
372 * This implicitly initializes the global ctdbd
373 * connection, usable by the db_open() calls further
376 msg_ctx = messaging_init(NULL, procid_self(),
377 event_context_init(NULL));
378 if (msg_ctx == NULL) {
379 fprintf(stderr, "messaging_init failed\n");
385 if (!lp_load(get_dyn_CONFIGFILE(),False,False,False,True)) {
386 fprintf(stderr, "Can't load %s - run testparm to debug it\n",
387 get_dyn_CONFIGFILE());
392 switch (profile_only) {
394 /* Dump profile data */
395 return status_profile_dump(verbose);
397 /* Continuously display rate-converted data */
398 return status_profile_rates(verbose);
403 if ( show_processes ) {
404 struct db_context *db;
405 db = db_open(NULL, lock_path("sessionid.tdb"), 0,
406 TDB_CLEAR_IF_FIRST, O_RDONLY, 0644);
408 d_printf("sessionid.tdb not initialised\n");
410 d_printf("\nSamba version %s\n",samba_version_string());
411 d_printf("PID Username Group Machine \n");
412 d_printf("-------------------------------------------------------------------\n");
413 if (lp_security() == SEC_SHARE) {
414 d_printf(" <processes do not show up in "
415 "anonymous mode>\n");
418 db->traverse_read(db, traverse_sessionid, NULL);
422 if (processes_only) {
429 d_printf("Opened %s\n", lock_path("connections.tdb"));
436 d_printf("\nService pid machine Connected at\n");
437 d_printf("-------------------------------------------------------\n");
439 connections_forall_read(traverse_fn1, NULL);
450 struct db_context *db;
451 db = db_open(NULL, lock_path("locking.tdb"), 0,
452 TDB_CLEAR_IF_FIRST, O_RDONLY, 0);
455 d_printf("%s not initialised\n",
456 lock_path("locking.tdb"));
457 d_printf("This is normal if an SMB client has never "
458 "connected to your server.\n");
464 if (!locking_init_readonly()) {
465 d_printf("Can't initialise locking module - exiting\n");
470 result = share_mode_forall(print_share_mode, NULL);
473 d_printf("No locked files\n");
474 } else if (result == -1) {
475 d_printf("locked file list truncated\n");
481 brl_forall(print_brl, NULL);