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 2 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, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 12 aug 96: Erik.Devriendt@te6.siemens.be
23 added support for shared memory implementation of share mode locking
25 21-Jul-1998: rsharpe@ns.aus.com (Richard Sharpe)
26 Added -L (locks only) -S (shares only) flags and code
31 * This program reports current SMB connections
36 #define SMB_MAXPIDS 2048
37 static uid_t Ucrit_uid = 0; /* added by OH */
38 static pid_t Ucrit_pid[SMB_MAXPIDS]; /* Ugly !!! */ /* added by OH */
39 static int Ucrit_MaxPid=0; /* added by OH */
40 static unsigned int Ucrit_IsActive = 0; /* added by OH */
42 static int verbose, brief;
43 static int shares_only = 0; /* Added by RJS */
44 static int locks_only = 0; /* Added by RJS */
45 static BOOL processes_only=False;
47 static BOOL numeric_only = False;
49 const char *username = NULL;
51 extern BOOL status_profile_dump(BOOL be_verbose);
52 extern BOOL status_profile_rates(BOOL be_verbose);
55 static void Ucrit_addUid(uid_t uid)
61 static unsigned int Ucrit_checkUid(uid_t uid)
63 if ( !Ucrit_IsActive )
66 if ( uid == Ucrit_uid )
72 static unsigned int Ucrit_checkPid(pid_t pid)
76 if ( !Ucrit_IsActive )
79 for (i=0;i<Ucrit_MaxPid;i++) {
80 if( pid == Ucrit_pid[i] )
87 static BOOL Ucrit_addPid( pid_t pid )
89 if ( !Ucrit_IsActive )
92 if ( Ucrit_MaxPid >= SMB_MAXPIDS ) {
93 d_printf("ERROR: More than %d pids for user %s!\n",
94 SMB_MAXPIDS, uidtoname(Ucrit_uid));
99 Ucrit_pid[Ucrit_MaxPid++] = pid;
104 static void print_share_mode(const struct share_mode_entry *e,
105 const char *sharepath,
111 if (!is_valid_share_mode_entry(e)) {
116 d_printf("Locked files:\n");
117 d_printf("Pid Uid DenyMode Access R/W Oplock SharePath Name Time\n");
118 d_printf("--------------------------------------------------------------------------------------------------\n");
122 if (Ucrit_checkPid(procid_to_pid(&e->pid))) {
123 d_printf("%-11s ",procid_str_static(&e->pid));
124 d_printf("%-9u ", (unsigned int)e->uid);
125 switch (map_share_mode_to_deny_mode(e->share_access,
126 e->private_options)) {
127 case DENY_NONE: d_printf("DENY_NONE "); break;
128 case DENY_ALL: d_printf("DENY_ALL "); break;
129 case DENY_DOS: d_printf("DENY_DOS "); break;
130 case DENY_READ: d_printf("DENY_READ "); break;
131 case DENY_WRITE:printf("DENY_WRITE "); break;
132 case DENY_FCB: d_printf("DENY_FCB "); break;
134 d_printf("unknown-please report ! "
135 "e->share_access = 0x%x, "
136 "e->private_options = 0x%x\n",
137 (unsigned int)e->share_access,
138 (unsigned int)e->private_options );
142 d_printf("0x%-8x ",(unsigned int)e->access_mask);
143 if ((e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA))==
144 (FILE_READ_DATA|FILE_WRITE_DATA)) {
146 } else if (e->access_mask & FILE_WRITE_DATA) {
152 if((e->op_type & (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
153 (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) {
154 d_printf("EXCLUSIVE+BATCH ");
155 } else if (e->op_type & EXCLUSIVE_OPLOCK) {
156 d_printf("EXCLUSIVE ");
157 } else if (e->op_type & BATCH_OPLOCK) {
159 } else if (e->op_type & LEVEL_II_OPLOCK) {
160 d_printf("LEVEL_II ");
165 d_printf(" %s %s %s",sharepath, fname, time_to_asc((time_t)e->time.tv_sec));
169 static void print_brl(SMB_DEV_T dev,
171 struct process_id pid,
172 enum brl_type lock_type,
173 enum brl_flavour lock_flav,
179 d_printf("Byte range locks:\n");
180 d_printf(" Pid dev:inode R/W start size\n");
181 d_printf("------------------------------------------------\n");
185 d_printf("%8s %05x:%05x %s %9.0f %9.0f\n",
186 procid_str_static(&pid), (int)dev, (int)ino,
187 lock_type==READ_LOCK?"R":"W",
188 (double)start, (double)size);
191 static int traverse_fn1(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf, void *state)
193 struct connections_data crec;
195 if (dbuf.dsize != sizeof(crec))
198 memcpy(&crec, dbuf.dptr, sizeof(crec));
203 if (!process_exists(crec.pid) || !Ucrit_checkUid(crec.uid)) {
207 d_printf("%-10s %s %-12s %s",
208 crec.servicename,procid_str_static(&crec.pid),
210 time_to_asc(crec.start));
215 static int traverse_sessionid(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf, void *state)
217 struct sessionid sessionid;
218 fstring uid_str, gid_str;
220 if (dbuf.dsize != sizeof(sessionid))
223 memcpy(&sessionid, dbuf.dptr, sizeof(sessionid));
225 if (!process_exists_by_pid(sessionid.pid) || !Ucrit_checkUid(sessionid.uid)) {
229 Ucrit_addPid( sessionid.pid );
231 fstr_sprintf(uid_str, "%d", sessionid.uid);
232 fstr_sprintf(gid_str, "%d", sessionid.gid);
234 d_printf("%5d %-12s %-12s %-12s (%s)\n",
236 numeric_only ? uid_str : uidtoname(sessionid.uid),
237 numeric_only ? gid_str : gidtoname(sessionid.gid),
238 sessionid.remote_machine, sessionid.hostname);
246 int main(int argc, char *argv[])
249 int profile_only = 0;
251 BOOL show_processes, show_locks, show_shares;
253 struct poptOption long_options[] = {
255 {"processes", 'p', POPT_ARG_NONE, &processes_only, 'p', "Show processes only" },
256 {"verbose", 'v', POPT_ARG_NONE, &verbose, 'v', "Be verbose" },
257 {"locks", 'L', POPT_ARG_NONE, &locks_only, 'L', "Show locks only" },
258 {"shares", 'S', POPT_ARG_NONE, &shares_only, 'S', "Show shares only" },
259 {"user", 'u', POPT_ARG_STRING, &username, 'u', "Switch to user" },
260 {"brief", 'b', POPT_ARG_NONE, &brief, 'b', "Be brief" },
261 {"profile", 'P', POPT_ARG_NONE, NULL, 'P', "Do profiling" },
262 {"profile-rates", 'R', POPT_ARG_NONE, NULL, 'R', "Show call rates" },
263 {"byterange", 'B', POPT_ARG_NONE, &show_brl, 'B', "Include byte range locks"},
264 {"numeric", 'n', POPT_ARG_NONE, &numeric_only, 'n', "Numeric uid/gid"},
272 setup_logging(argv[0],True);
276 if (getuid() != geteuid()) {
277 d_printf("smbstatus should not be run setuid\n");
281 pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
282 POPT_CONTEXT_KEEP_FIRST);
284 while ((c = poptGetNextOpt(pc)) != -1) {
287 Ucrit_addUid(nametouid(poptGetOptArg(pc)));
295 /* setup the flags based on the possible combincations */
297 show_processes = !(shares_only || locks_only || profile_only) || processes_only;
298 show_locks = !(shares_only || processes_only || profile_only) || locks_only;
299 show_shares = !(processes_only || locks_only || profile_only) || shares_only;
302 Ucrit_addUid( nametouid(username) );
305 d_printf("using configfile = %s\n", dyn_CONFIGFILE);
308 if (!lp_load(dyn_CONFIGFILE,False,False,False,True)) {
309 fprintf(stderr, "Can't load %s - run testparm to debug it\n", dyn_CONFIGFILE);
313 switch (profile_only) {
315 /* Dump profile data */
316 return status_profile_dump(verbose);
318 /* Continuously display rate-converted data */
319 return status_profile_rates(verbose);
324 if ( show_processes ) {
325 tdb = tdb_open_log(lock_path("sessionid.tdb"), 0, TDB_DEFAULT, O_RDONLY, 0);
327 d_printf("sessionid.tdb not initialised\n");
329 d_printf("\nSamba version %s\n",SAMBA_VERSION_STRING);
330 d_printf("PID Username Group Machine \n");
331 d_printf("-------------------------------------------------------------------\n");
333 tdb_traverse(tdb, traverse_sessionid, NULL);
342 tdb = tdb_open_log(lock_path("connections.tdb"), 0, TDB_DEFAULT, O_RDONLY, 0);
344 d_printf("%s not initialised\n", lock_path("connections.tdb"));
345 d_printf("This is normal if an SMB client has never connected to your server.\n");
348 d_printf("Opened %s\n", lock_path("connections.tdb"));
354 d_printf("\nService pid machine Connected at\n");
355 d_printf("-------------------------------------------------------\n");
357 tdb_traverse(tdb, traverse_fn1, NULL);
370 if (!locking_init(1)) {
371 d_printf("Can't initialise locking module - exiting\n");
375 ret = share_mode_forall(print_share_mode, NULL);
378 d_printf("No locked files\n");
379 } else if (ret == -1) {
380 d_printf("locked file list truncated\n");
386 brl_forall(print_brl);