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 < 0) {
478 d_printf("locked file list truncated\n");
484 brl_forall(print_brl, NULL);