mirror of
https://github.com/samba-team/samba.git
synced 2024-12-24 21:34:56 +03:00
b1842fd294
Jeremy.
(This used to be commit f5c22f26f7
)
394 lines
10 KiB
C
394 lines
10 KiB
C
/*
|
|
Unix SMB/CIFS implementation.
|
|
status reporting
|
|
Copyright (C) Andrew Tridgell 1994-1998
|
|
|
|
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 2 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, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
Revision History:
|
|
|
|
12 aug 96: Erik.Devriendt@te6.siemens.be
|
|
added support for shared memory implementation of share mode locking
|
|
|
|
21-Jul-1998: rsharpe@ns.aus.com (Richard Sharpe)
|
|
Added -L (locks only) -S (shares only) flags and code
|
|
|
|
*/
|
|
|
|
/*
|
|
* This program reports current SMB connections
|
|
*/
|
|
|
|
#include "includes.h"
|
|
|
|
#define SMB_MAXPIDS 2048
|
|
static uid_t Ucrit_uid = 0; /* added by OH */
|
|
static pid_t Ucrit_pid[SMB_MAXPIDS]; /* Ugly !!! */ /* added by OH */
|
|
static int Ucrit_MaxPid=0; /* added by OH */
|
|
static unsigned int Ucrit_IsActive = 0; /* added by OH */
|
|
|
|
static int verbose, brief;
|
|
static int shares_only = 0; /* Added by RJS */
|
|
static int locks_only = 0; /* Added by RJS */
|
|
static BOOL processes_only=False;
|
|
static int show_brl;
|
|
static BOOL numeric_only = False;
|
|
|
|
const char *username = NULL;
|
|
|
|
extern BOOL status_profile_dump(BOOL be_verbose);
|
|
extern BOOL status_profile_rates(BOOL be_verbose);
|
|
|
|
/* added by OH */
|
|
static void Ucrit_addUid(uid_t uid)
|
|
{
|
|
Ucrit_uid = uid;
|
|
Ucrit_IsActive = 1;
|
|
}
|
|
|
|
static unsigned int Ucrit_checkUid(uid_t uid)
|
|
{
|
|
if ( !Ucrit_IsActive )
|
|
return 1;
|
|
|
|
if ( uid == Ucrit_uid )
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static unsigned int Ucrit_checkPid(pid_t pid)
|
|
{
|
|
int i;
|
|
|
|
if ( !Ucrit_IsActive )
|
|
return 1;
|
|
|
|
for (i=0;i<Ucrit_MaxPid;i++) {
|
|
if( pid == Ucrit_pid[i] )
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static BOOL Ucrit_addPid( pid_t pid )
|
|
{
|
|
if ( !Ucrit_IsActive )
|
|
return True;
|
|
|
|
if ( Ucrit_MaxPid >= SMB_MAXPIDS ) {
|
|
d_printf("ERROR: More than %d pids for user %s!\n",
|
|
SMB_MAXPIDS, uidtoname(Ucrit_uid));
|
|
|
|
return False;
|
|
}
|
|
|
|
Ucrit_pid[Ucrit_MaxPid++] = pid;
|
|
|
|
return True;
|
|
}
|
|
|
|
static void print_share_mode(const struct share_mode_entry *e,
|
|
const char *sharepath,
|
|
const char *fname,
|
|
void *dummy)
|
|
{
|
|
static int count;
|
|
|
|
if (!is_valid_share_mode_entry(e)) {
|
|
return;
|
|
}
|
|
|
|
if (count==0) {
|
|
d_printf("Locked files:\n");
|
|
d_printf("Pid Uid DenyMode Access R/W Oplock SharePath Name Time\n");
|
|
d_printf("--------------------------------------------------------------------------------------------------\n");
|
|
}
|
|
count++;
|
|
|
|
if (Ucrit_checkPid(procid_to_pid(&e->pid))) {
|
|
d_printf("%-11s ",procid_str_static(&e->pid));
|
|
d_printf("%-9u ", (unsigned int)e->uid);
|
|
switch (map_share_mode_to_deny_mode(e->share_access,
|
|
e->private_options)) {
|
|
case DENY_NONE: d_printf("DENY_NONE "); break;
|
|
case DENY_ALL: d_printf("DENY_ALL "); break;
|
|
case DENY_DOS: d_printf("DENY_DOS "); break;
|
|
case DENY_READ: d_printf("DENY_READ "); break;
|
|
case DENY_WRITE:printf("DENY_WRITE "); break;
|
|
case DENY_FCB: d_printf("DENY_FCB "); break;
|
|
default: {
|
|
d_printf("unknown-please report ! "
|
|
"e->share_access = 0x%x, "
|
|
"e->private_options = 0x%x\n",
|
|
(unsigned int)e->share_access,
|
|
(unsigned int)e->private_options );
|
|
break;
|
|
}
|
|
}
|
|
d_printf("0x%-8x ",(unsigned int)e->access_mask);
|
|
if ((e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA))==
|
|
(FILE_READ_DATA|FILE_WRITE_DATA)) {
|
|
d_printf("RDWR ");
|
|
} else if (e->access_mask & FILE_WRITE_DATA) {
|
|
d_printf("WRONLY ");
|
|
} else {
|
|
d_printf("RDONLY ");
|
|
}
|
|
|
|
if((e->op_type & (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
|
|
(EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) {
|
|
d_printf("EXCLUSIVE+BATCH ");
|
|
} else if (e->op_type & EXCLUSIVE_OPLOCK) {
|
|
d_printf("EXCLUSIVE ");
|
|
} else if (e->op_type & BATCH_OPLOCK) {
|
|
d_printf("BATCH ");
|
|
} else if (e->op_type & LEVEL_II_OPLOCK) {
|
|
d_printf("LEVEL_II ");
|
|
} else {
|
|
d_printf("NONE ");
|
|
}
|
|
|
|
d_printf(" %s %s %s",sharepath, fname, time_to_asc((time_t)e->time.tv_sec));
|
|
}
|
|
}
|
|
|
|
static void print_brl(SMB_DEV_T dev,
|
|
SMB_INO_T ino,
|
|
struct process_id pid,
|
|
enum brl_type lock_type,
|
|
enum brl_flavour lock_flav,
|
|
br_off start,
|
|
br_off size)
|
|
{
|
|
static int count;
|
|
if (count==0) {
|
|
d_printf("Byte range locks:\n");
|
|
d_printf(" Pid dev:inode R/W start size\n");
|
|
d_printf("------------------------------------------------\n");
|
|
}
|
|
count++;
|
|
|
|
d_printf("%8s %05x:%05x %s %9.0f %9.0f\n",
|
|
procid_str_static(&pid), (int)dev, (int)ino,
|
|
lock_type==READ_LOCK?"R":"W",
|
|
(double)start, (double)size);
|
|
}
|
|
|
|
static int traverse_fn1(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf, void *state)
|
|
{
|
|
struct connections_data crec;
|
|
|
|
if (dbuf.dsize != sizeof(crec))
|
|
return 0;
|
|
|
|
memcpy(&crec, dbuf.dptr, sizeof(crec));
|
|
|
|
if (crec.cnum == -1)
|
|
return 0;
|
|
|
|
if (!process_exists(crec.pid) || !Ucrit_checkUid(crec.uid)) {
|
|
return 0;
|
|
}
|
|
|
|
d_printf("%-10s %s %-12s %s",
|
|
crec.servicename,procid_str_static(&crec.pid),
|
|
crec.machine,
|
|
time_to_asc(crec.start));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int traverse_sessionid(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf, void *state)
|
|
{
|
|
struct sessionid sessionid;
|
|
fstring uid_str, gid_str;
|
|
|
|
if (dbuf.dsize != sizeof(sessionid))
|
|
return 0;
|
|
|
|
memcpy(&sessionid, dbuf.dptr, sizeof(sessionid));
|
|
|
|
if (!process_exists_by_pid(sessionid.pid) || !Ucrit_checkUid(sessionid.uid)) {
|
|
return 0;
|
|
}
|
|
|
|
Ucrit_addPid( sessionid.pid );
|
|
|
|
fstr_sprintf(uid_str, "%d", sessionid.uid);
|
|
fstr_sprintf(gid_str, "%d", sessionid.gid);
|
|
|
|
d_printf("%5d %-12s %-12s %-12s (%s)\n",
|
|
(int)sessionid.pid,
|
|
numeric_only ? uid_str : uidtoname(sessionid.uid),
|
|
numeric_only ? gid_str : gidtoname(sessionid.gid),
|
|
sessionid.remote_machine, sessionid.hostname);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int c;
|
|
int profile_only = 0;
|
|
TDB_CONTEXT *tdb;
|
|
BOOL show_processes, show_locks, show_shares;
|
|
poptContext pc;
|
|
struct poptOption long_options[] = {
|
|
POPT_AUTOHELP
|
|
{"processes", 'p', POPT_ARG_NONE, &processes_only, 'p', "Show processes only" },
|
|
{"verbose", 'v', POPT_ARG_NONE, &verbose, 'v', "Be verbose" },
|
|
{"locks", 'L', POPT_ARG_NONE, &locks_only, 'L', "Show locks only" },
|
|
{"shares", 'S', POPT_ARG_NONE, &shares_only, 'S', "Show shares only" },
|
|
{"user", 'u', POPT_ARG_STRING, &username, 'u', "Switch to user" },
|
|
{"brief", 'b', POPT_ARG_NONE, &brief, 'b', "Be brief" },
|
|
{"profile", 'P', POPT_ARG_NONE, NULL, 'P', "Do profiling" },
|
|
{"profile-rates", 'R', POPT_ARG_NONE, NULL, 'R', "Show call rates" },
|
|
{"byterange", 'B', POPT_ARG_NONE, &show_brl, 'B', "Include byte range locks"},
|
|
{"numeric", 'n', POPT_ARG_NONE, &numeric_only, 'n', "Numeric uid/gid"},
|
|
POPT_COMMON_SAMBA
|
|
POPT_TABLEEND
|
|
};
|
|
|
|
sec_init();
|
|
load_case_tables();
|
|
|
|
setup_logging(argv[0],True);
|
|
|
|
dbf = x_stderr;
|
|
|
|
if (getuid() != geteuid()) {
|
|
d_printf("smbstatus should not be run setuid\n");
|
|
return(1);
|
|
}
|
|
|
|
pc = poptGetContext(NULL, argc, (const char **) argv, long_options,
|
|
POPT_CONTEXT_KEEP_FIRST);
|
|
|
|
while ((c = poptGetNextOpt(pc)) != -1) {
|
|
switch (c) {
|
|
case 'u':
|
|
Ucrit_addUid(nametouid(poptGetOptArg(pc)));
|
|
break;
|
|
case 'P':
|
|
case 'R':
|
|
profile_only = c;
|
|
}
|
|
}
|
|
|
|
/* setup the flags based on the possible combincations */
|
|
|
|
show_processes = !(shares_only || locks_only || profile_only) || processes_only;
|
|
show_locks = !(shares_only || processes_only || profile_only) || locks_only;
|
|
show_shares = !(processes_only || locks_only || profile_only) || shares_only;
|
|
|
|
if ( username )
|
|
Ucrit_addUid( nametouid(username) );
|
|
|
|
if (verbose) {
|
|
d_printf("using configfile = %s\n", dyn_CONFIGFILE);
|
|
}
|
|
|
|
if (!lp_load(dyn_CONFIGFILE,False,False,False,True)) {
|
|
fprintf(stderr, "Can't load %s - run testparm to debug it\n", dyn_CONFIGFILE);
|
|
return (-1);
|
|
}
|
|
|
|
switch (profile_only) {
|
|
case 'P':
|
|
/* Dump profile data */
|
|
return status_profile_dump(verbose);
|
|
case 'R':
|
|
/* Continuously display rate-converted data */
|
|
return status_profile_rates(verbose);
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if ( show_processes ) {
|
|
tdb = tdb_open_log(lock_path("sessionid.tdb"), 0, TDB_DEFAULT, O_RDONLY, 0);
|
|
if (!tdb) {
|
|
d_printf("sessionid.tdb not initialised\n");
|
|
} else {
|
|
d_printf("\nSamba version %s\n",SAMBA_VERSION_STRING);
|
|
d_printf("PID Username Group Machine \n");
|
|
d_printf("-------------------------------------------------------------------\n");
|
|
|
|
tdb_traverse(tdb, traverse_sessionid, NULL);
|
|
tdb_close(tdb);
|
|
}
|
|
|
|
if (processes_only)
|
|
exit(0);
|
|
}
|
|
|
|
if ( show_shares ) {
|
|
tdb = tdb_open_log(lock_path("connections.tdb"), 0, TDB_DEFAULT, O_RDONLY, 0);
|
|
if (!tdb) {
|
|
d_printf("%s not initialised\n", lock_path("connections.tdb"));
|
|
d_printf("This is normal if an SMB client has never connected to your server.\n");
|
|
} else {
|
|
if (verbose) {
|
|
d_printf("Opened %s\n", lock_path("connections.tdb"));
|
|
}
|
|
|
|
if (brief)
|
|
exit(0);
|
|
|
|
d_printf("\nService pid machine Connected at\n");
|
|
d_printf("-------------------------------------------------------\n");
|
|
|
|
tdb_traverse(tdb, traverse_fn1, NULL);
|
|
tdb_close(tdb);
|
|
|
|
d_printf("\n");
|
|
}
|
|
|
|
if ( shares_only )
|
|
exit(0);
|
|
}
|
|
|
|
if ( show_locks ) {
|
|
int ret;
|
|
|
|
if (!locking_init(1)) {
|
|
d_printf("Can't initialise locking module - exiting\n");
|
|
exit(1);
|
|
}
|
|
|
|
ret = share_mode_forall(print_share_mode, NULL);
|
|
|
|
if (ret == 0) {
|
|
d_printf("No locked files\n");
|
|
} else if (ret == -1) {
|
|
d_printf("locked file list truncated\n");
|
|
}
|
|
|
|
d_printf("\n");
|
|
|
|
if (show_brl) {
|
|
brl_forall(print_brl);
|
|
}
|
|
|
|
locking_end();
|
|
}
|
|
|
|
return (0);
|
|
}
|