mirror of
https://github.com/samba-team/samba.git
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466 lines
13 KiB
C
466 lines
13 KiB
C
/*
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Unix SMB/CIFS implementation.
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web status page
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Copyright (C) Andrew Tridgell 1997-1998
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "web/swat_proto.h"
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#include "libcli/security/security.h"
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#include "locking/proto.h"
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#include "librpc/gen_ndr/open_files.h"
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#define _(x) lang_msg_rotate(talloc_tos(),x)
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#define PIDMAP struct PidMap
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/* how long to wait for start/stops to take effect */
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#define SLEEP_TIME 3
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PIDMAP {
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PIDMAP *next, *prev;
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struct server_id pid;
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char *machine;
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};
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static PIDMAP *pidmap;
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static int PID_or_Machine; /* 0 = show PID, else show Machine name */
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static struct server_id smbd_pid;
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/* from 2nd call on, remove old list */
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static void initPid2Machine (void)
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{
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/* show machine name rather PID on table "Open Files"? */
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if (PID_or_Machine) {
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PIDMAP *p, *next;
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for (p = pidmap; p != NULL; p = next) {
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next = p->next;
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DLIST_REMOVE(pidmap, p);
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SAFE_FREE(p->machine);
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SAFE_FREE(p);
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}
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pidmap = NULL;
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}
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}
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/* add new PID <-> Machine name mapping */
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static void addPid2Machine (struct server_id pid, const char *machine)
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{
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/* show machine name rather PID on table "Open Files"? */
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if (PID_or_Machine) {
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PIDMAP *newmap;
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if ((newmap = SMB_MALLOC_P(PIDMAP)) == NULL) {
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/* XXX need error message for this?
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if malloc fails, PID is always shown */
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return;
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}
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newmap->pid = pid;
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newmap->machine = SMB_STRDUP(machine);
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DLIST_ADD(pidmap, newmap);
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}
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}
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/* lookup PID <-> Machine name mapping */
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static char *mapPid2Machine (struct server_id pid)
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{
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static char pidbuf [64];
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PIDMAP *map;
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/* show machine name rather PID on table "Open Files"? */
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if (PID_or_Machine) {
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for (map = pidmap; map != NULL; map = map->next) {
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if (procid_equal(&pid, &map->pid)) {
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if (map->machine == NULL) /* no machine name */
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break; /* show PID */
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return map->machine;
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}
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}
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}
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/* PID not in list or machine name NULL? return pid as string */
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snprintf (pidbuf, sizeof (pidbuf) - 1, "%s",
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procid_str_static(&pid));
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return pidbuf;
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}
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static const char *tstring(TALLOC_CTX *ctx, time_t t)
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{
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char *buf;
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buf = talloc_strdup(ctx, time_to_asc(t));
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if (!buf) {
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return "";
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}
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buf = talloc_all_string_sub(ctx,
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buf,
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" ",
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" ");
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if (!buf) {
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return "";
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}
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return buf;
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}
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static void print_share_mode(const struct share_mode_entry *e,
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const char *sharepath,
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const char *fname,
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void *dummy)
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{
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char *utf8_fname;
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char *utf8_sharepath;
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int deny_mode;
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size_t converted_size;
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if (!is_valid_share_mode_entry(e)) {
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return;
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}
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deny_mode = map_share_mode_to_deny_mode(e->share_access,
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e->private_options);
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printf("<tr><td>%s</td>",_(mapPid2Machine(e->pid)));
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printf("<td>%u</td>",(unsigned int)e->uid);
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printf("<td>");
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switch ((deny_mode>>4)&0xF) {
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case DENY_NONE: printf("DENY_NONE"); break;
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case DENY_ALL: printf("DENY_ALL "); break;
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case DENY_DOS: printf("DENY_DOS "); break;
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case DENY_FCB: printf("DENY_FCB "); break;
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case DENY_READ: printf("DENY_READ "); break;
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case DENY_WRITE:printf("DENY_WRITE "); break;
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}
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printf("</td>");
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printf("<td>");
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if (e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA)) {
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printf("%s", _("RDWR "));
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} else if (e->access_mask & FILE_WRITE_DATA) {
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printf("%s", _("WRONLY "));
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} else {
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printf("%s", _("RDONLY "));
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}
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printf("</td>");
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printf("<td>");
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if((e->op_type &
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(EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
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(EXCLUSIVE_OPLOCK|BATCH_OPLOCK))
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printf("EXCLUSIVE+BATCH ");
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else if (e->op_type & EXCLUSIVE_OPLOCK)
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printf("EXCLUSIVE ");
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else if (e->op_type & BATCH_OPLOCK)
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printf("BATCH ");
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else if (e->op_type & LEVEL_II_OPLOCK)
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printf("LEVEL_II ");
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else
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printf("NONE ");
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printf("</td>");
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push_utf8_talloc(talloc_tos(), &utf8_fname, fname, &converted_size);
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push_utf8_talloc(talloc_tos(), &utf8_sharepath, sharepath,
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&converted_size);
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printf("<td>%s</td><td>%s</td><td>%s</td></tr>\n",
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utf8_sharepath,utf8_fname,tstring(talloc_tos(),e->time.tv_sec));
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TALLOC_FREE(utf8_fname);
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}
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/* kill off any connections chosen by the user */
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static int traverse_fn1(const struct connections_key *key,
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const struct connections_data *crec,
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void *private_data)
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{
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if (crec->cnum == -1 && process_exists(crec->pid)) {
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char buf[30];
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slprintf(buf,sizeof(buf)-1,"kill_%s", procid_str_static(&crec->pid));
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if (cgi_variable(buf)) {
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kill_pid(crec->pid);
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sleep(SLEEP_TIME);
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}
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}
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return 0;
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}
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/* traversal fn for showing machine connections */
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static int traverse_fn2(const struct connections_key *key,
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const struct connections_data *crec,
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void *private_data)
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{
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if (crec->cnum == -1 || !process_exists(crec->pid) ||
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procid_equal(&crec->pid, &smbd_pid))
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return 0;
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addPid2Machine (crec->pid, crec->machine);
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printf("<tr><td>%s</td><td>%s</td><td>%s</td><td>%s</td>\n",
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procid_str_static(&crec->pid),
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crec->machine, crec->addr,
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tstring(talloc_tos(),crec->start));
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if (geteuid() == 0) {
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printf("<td><input type=submit value=\"X\" name=\"kill_%s\"></td>\n",
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procid_str_static(&crec->pid));
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}
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printf("</tr>\n");
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return 0;
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}
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/* traversal fn for showing share connections */
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static int traverse_fn3(const struct connections_key *key,
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const struct connections_data *crec,
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void *private_data)
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{
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if (crec->cnum == -1 || !process_exists(crec->pid))
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return 0;
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printf("<tr><td>%s</td><td>%s</td><td>%s</td><td>%s</td><td>%s</td><td>%s</td></tr>\n",
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crec->servicename, uidtoname(crec->uid),
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gidtoname(crec->gid),procid_str_static(&crec->pid),
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crec->machine,
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tstring(talloc_tos(),crec->start));
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return 0;
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}
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/* show the current server status */
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void status_page(void)
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{
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const char *v;
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int autorefresh=0;
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int refresh_interval=30;
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int nr_running=0;
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bool waitup = False;
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TALLOC_CTX *ctx = talloc_stackframe();
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const char form_name[] = "status";
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smbd_pid = pid_to_procid(pidfile_pid("smbd"));
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if (!verify_xsrf_token(form_name)) {
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goto output_page;
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}
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if (cgi_variable("smbd_restart") || cgi_variable("all_restart")) {
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stop_smbd();
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start_smbd();
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waitup=True;
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}
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if (cgi_variable("smbd_start") || cgi_variable("all_start")) {
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start_smbd();
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waitup=True;
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}
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if (cgi_variable("smbd_stop") || cgi_variable("all_stop")) {
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stop_smbd();
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waitup=True;
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}
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if (cgi_variable("nmbd_restart") || cgi_variable("all_restart")) {
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stop_nmbd();
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start_nmbd();
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waitup=True;
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}
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if (cgi_variable("nmbd_start") || cgi_variable("all_start")) {
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start_nmbd();
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waitup=True;
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}
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if (cgi_variable("nmbd_stop")|| cgi_variable("all_stop")) {
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stop_nmbd();
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waitup=True;
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}
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#ifdef WITH_WINBIND
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if (cgi_variable("winbindd_restart") || cgi_variable("all_restart")) {
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stop_winbindd();
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start_winbindd();
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waitup=True;
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}
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if (cgi_variable("winbindd_start") || cgi_variable("all_start")) {
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start_winbindd();
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waitup=True;
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}
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if (cgi_variable("winbindd_stop") || cgi_variable("all_stop")) {
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stop_winbindd();
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waitup=True;
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}
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#endif
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/* wait for daemons to start/stop */
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if (waitup)
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sleep(SLEEP_TIME);
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if (cgi_variable("autorefresh")) {
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autorefresh = 1;
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} else if (cgi_variable("norefresh")) {
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autorefresh = 0;
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} else if (cgi_variable("refresh")) {
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autorefresh = 1;
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}
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if ((v=cgi_variable("refresh_interval"))) {
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refresh_interval = atoi(v);
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}
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if (cgi_variable("show_client_in_col_1")) {
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PID_or_Machine = 1;
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}
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if (cgi_variable("show_pid_in_col_1")) {
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PID_or_Machine = 0;
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}
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connections_forall_read(traverse_fn1, NULL);
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initPid2Machine ();
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output_page:
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printf("<H2>%s</H2>\n", _("Server Status"));
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printf("<FORM method=post>\n");
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print_xsrf_token(cgi_user_name(), cgi_user_pass(), form_name);
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if (!autorefresh) {
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printf("<input type=submit value=\"%s\" name=\"autorefresh\">\n", _("Auto Refresh"));
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printf("<br>%s", _("Refresh Interval: "));
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printf("<input type=text size=2 name=\"refresh_interval\" value=\"%d\">\n",
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refresh_interval);
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} else {
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printf("<input type=submit value=\"%s\" name=\"norefresh\">\n", _("Stop Refreshing"));
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printf("<br>%s%d\n", _("Refresh Interval: "), refresh_interval);
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printf("<input type=hidden name=\"refresh\" value=\"1\">\n");
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}
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printf("<p>\n");
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printf("<table>\n");
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printf("<tr><td>%s</td><td>%s</td></tr>", _("version:"), samba_version_string());
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fflush(stdout);
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printf("<tr><td>%s</td><td>%s</td>\n", _("smbd:"), smbd_running()?_("running"):_("not running"));
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if (geteuid() == 0) {
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if (smbd_running()) {
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nr_running++;
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printf("<td><input type=submit name=\"smbd_stop\" value=\"%s\"></td>\n", _("Stop smbd"));
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} else {
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printf("<td><input type=submit name=\"smbd_start\" value=\"%s\"></td>\n", _("Start smbd"));
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}
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printf("<td><input type=submit name=\"smbd_restart\" value=\"%s\"></td>\n", _("Restart smbd"));
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}
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printf("</tr>\n");
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fflush(stdout);
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printf("<tr><td>%s</td><td>%s</td>\n", _("nmbd:"), nmbd_running()?_("running"):_("not running"));
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if (geteuid() == 0) {
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if (nmbd_running()) {
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nr_running++;
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printf("<td><input type=submit name=\"nmbd_stop\" value=\"%s\"></td>\n", _("Stop nmbd"));
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} else {
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printf("<td><input type=submit name=\"nmbd_start\" value=\"%s\"></td>\n", _("Start nmbd"));
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}
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printf("<td><input type=submit name=\"nmbd_restart\" value=\"%s\"></td>\n", _("Restart nmbd"));
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}
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printf("</tr>\n");
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#ifdef WITH_WINBIND
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fflush(stdout);
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printf("<tr><td>%s</td><td>%s</td>\n", _("winbindd:"), winbindd_running()?_("running"):_("not running"));
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if (geteuid() == 0) {
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if (winbindd_running()) {
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nr_running++;
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printf("<td><input type=submit name=\"winbindd_stop\" value=\"%s\"></td>\n", _("Stop winbindd"));
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} else {
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printf("<td><input type=submit name=\"winbindd_start\" value=\"%s\"></td>\n", _("Start winbindd"));
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}
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printf("<td><input type=submit name=\"winbindd_restart\" value=\"%s\"></td>\n", _("Restart winbindd"));
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}
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printf("</tr>\n");
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#endif
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if (geteuid() == 0) {
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printf("<tr><td></td><td></td>\n");
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if (nr_running >= 1) {
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/* stop, restart all */
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printf("<td><input type=submit name=\"all_stop\" value=\"%s\"></td>\n", _("Stop All"));
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printf("<td><input type=submit name=\"all_restart\" value=\"%s\"></td>\n", _("Restart All"));
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}
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else if (nr_running == 0) {
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/* start all */
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printf("<td><input type=submit name=\"all_start\" value=\"%s\"></td>\n", _("Start All"));
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}
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printf("</tr>\n");
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}
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printf("</table>\n");
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fflush(stdout);
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printf("<p><h3>%s</h3>\n", _("Active Connections"));
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printf("<table border=1>\n");
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printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th>\n", _("PID"), _("Client"), _("IP address"), _("Date"));
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if (geteuid() == 0) {
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printf("<th>%s</th>\n", _("Kill"));
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}
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printf("</tr>\n");
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connections_forall_read(traverse_fn2, NULL);
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printf("</table><p>\n");
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printf("<p><h3>%s</h3>\n", _("Active Shares"));
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printf("<table border=1>\n");
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printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th></tr>\n\n",
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_("Share"), _("User"), _("Group"), _("PID"), _("Client"), _("Date"));
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connections_forall_read(traverse_fn3, NULL);
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printf("</table><p>\n");
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printf("<h3>%s</h3>\n", _("Open Files"));
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printf("<table border=1>\n");
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printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th></tr>\n",
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_("PID"), _("UID"), _("Sharing"), _("R/W"), _("Oplock"), _("Share"), _("File"), _("Date"));
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locking_init_readonly();
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share_mode_forall(print_share_mode, NULL);
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locking_end();
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printf("</table>\n");
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printf("<br><input type=submit name=\"show_client_in_col_1\" value=\"%s\">\n", _("Show Client in col 1"));
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printf("<input type=submit name=\"show_pid_in_col_1\" value=\"%s\">\n", _("Show PID in col 1"));
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printf("</FORM>\n");
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if (autorefresh) {
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/* this little JavaScript allows for automatic refresh
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of the page. There are other methods but this seems
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to be the best alternative */
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printf("<script language=\"JavaScript\">\n");
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printf("<!--\nsetTimeout('window.location.replace(\"%s/status?refresh_interval=%d&refresh=1\")', %d)\n",
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cgi_baseurl(),
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refresh_interval,
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refresh_interval*1000);
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printf("//-->\n</script>\n");
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}
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TALLOC_FREE(ctx);
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}
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