/source3/web/statuspage.c
C | 454 lines | 344 code | 72 blank | 38 comment | 89 complexity | 665a583b87f81599266b9d84a6c3b545 MD5 | raw file
Possible License(s): GPL-3.0, GPL-2.0
- /*
- Unix SMB/CIFS implementation.
- web status page
- Copyright (C) Andrew Tridgell 1997-1998
-
- 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 3 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, see <http://www.gnu.org/licenses/>.
- */
- #include "includes.h"
- #include "web/swat_proto.h"
- #define _(x) lang_msg_rotate(talloc_tos(),x)
- #define PIDMAP struct PidMap
- /* how long to wait for start/stops to take effect */
- #define SLEEP_TIME 3
- PIDMAP {
- PIDMAP *next, *prev;
- struct server_id pid;
- char *machine;
- };
- static PIDMAP *pidmap;
- static int PID_or_Machine; /* 0 = show PID, else show Machine name */
- static struct server_id smbd_pid;
- /* from 2nd call on, remove old list */
- static void initPid2Machine (void)
- {
- /* show machine name rather PID on table "Open Files"? */
- if (PID_or_Machine) {
- PIDMAP *p, *next;
- for (p = pidmap; p != NULL; p = next) {
- next = p->next;
- DLIST_REMOVE(pidmap, p);
- SAFE_FREE(p->machine);
- SAFE_FREE(p);
- }
- pidmap = NULL;
- }
- }
- /* add new PID <-> Machine name mapping */
- static void addPid2Machine (struct server_id pid, const char *machine)
- {
- /* show machine name rather PID on table "Open Files"? */
- if (PID_or_Machine) {
- PIDMAP *newmap;
- if ((newmap = SMB_MALLOC_P(PIDMAP)) == NULL) {
- /* XXX need error message for this?
- if malloc fails, PID is always shown */
- return;
- }
- newmap->pid = pid;
- newmap->machine = SMB_STRDUP(machine);
- DLIST_ADD(pidmap, newmap);
- }
- }
- /* lookup PID <-> Machine name mapping */
- static char *mapPid2Machine (struct server_id pid)
- {
- static char pidbuf [64];
- PIDMAP *map;
- /* show machine name rather PID on table "Open Files"? */
- if (PID_or_Machine) {
- for (map = pidmap; map != NULL; map = map->next) {
- if (procid_equal(&pid, &map->pid)) {
- if (map->machine == NULL) /* no machine name */
- break; /* show PID */
- return map->machine;
- }
- }
- }
- /* PID not in list or machine name NULL? return pid as string */
- snprintf (pidbuf, sizeof (pidbuf) - 1, "%s",
- procid_str_static(&pid));
- return pidbuf;
- }
- static const char *tstring(TALLOC_CTX *ctx, time_t t)
- {
- char *buf;
- buf = talloc_strdup(ctx, time_to_asc(t));
- if (!buf) {
- return "";
- }
- buf = talloc_all_string_sub(ctx,
- buf,
- " ",
- " ");
- if (!buf) {
- return "";
- }
- return buf;
- }
- static void print_share_mode(const struct share_mode_entry *e,
- const char *sharepath,
- const char *fname,
- void *dummy)
- {
- char *utf8_fname;
- int deny_mode;
- size_t converted_size;
- if (!is_valid_share_mode_entry(e)) {
- return;
- }
- deny_mode = map_share_mode_to_deny_mode(e->share_access,
- e->private_options);
- printf("<tr><td>%s</td>",_(mapPid2Machine(e->pid)));
- printf("<td>%u</td>",(unsigned int)e->uid);
- printf("<td>");
- switch ((deny_mode>>4)&0xF) {
- case DENY_NONE: printf("DENY_NONE"); break;
- case DENY_ALL: printf("DENY_ALL "); break;
- case DENY_DOS: printf("DENY_DOS "); break;
- case DENY_FCB: printf("DENY_FCB "); break;
- case DENY_READ: printf("DENY_READ "); break;
- case DENY_WRITE:printf("DENY_WRITE "); break;
- }
- printf("</td>");
- printf("<td>");
- if (e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA)) {
- printf("%s", _("RDWR "));
- } else if (e->access_mask & FILE_WRITE_DATA) {
- printf("%s", _("WRONLY "));
- } else {
- printf("%s", _("RDONLY "));
- }
- printf("</td>");
- printf("<td>");
- if((e->op_type &
- (EXCLUSIVE_OPLOCK|BATCH_OPLOCK)) ==
- (EXCLUSIVE_OPLOCK|BATCH_OPLOCK))
- printf("EXCLUSIVE+BATCH ");
- else if (e->op_type & EXCLUSIVE_OPLOCK)
- printf("EXCLUSIVE ");
- else if (e->op_type & BATCH_OPLOCK)
- printf("BATCH ");
- else if (e->op_type & LEVEL_II_OPLOCK)
- printf("LEVEL_II ");
- else
- printf("NONE ");
- printf("</td>");
- push_utf8_allocate(&utf8_fname, fname, &converted_size);
- printf("<td>%s</td><td>%s</td></tr>\n",
- utf8_fname,tstring(talloc_tos(),e->time.tv_sec));
- SAFE_FREE(utf8_fname);
- }
- /* kill off any connections chosen by the user */
- static int traverse_fn1(struct db_record *rec,
- const struct connections_key *key,
- const struct connections_data *crec,
- void *private_data)
- {
- if (crec->cnum == -1 && process_exists(crec->pid)) {
- char buf[30];
- slprintf(buf,sizeof(buf)-1,"kill_%s", procid_str_static(&crec->pid));
- if (cgi_variable(buf)) {
- kill_pid(crec->pid);
- sleep(SLEEP_TIME);
- }
- }
- return 0;
- }
- /* traversal fn for showing machine connections */
- static int traverse_fn2(struct db_record *rec,
- const struct connections_key *key,
- const struct connections_data *crec,
- void *private_data)
- {
- if (crec->cnum == -1 || !process_exists(crec->pid) ||
- procid_equal(&crec->pid, &smbd_pid))
- return 0;
- addPid2Machine (crec->pid, crec->machine);
- printf("<tr><td>%s</td><td>%s</td><td>%s</td><td>%s</td>\n",
- procid_str_static(&crec->pid),
- crec->machine, crec->addr,
- tstring(talloc_tos(),crec->start));
- if (geteuid() == 0) {
- printf("<td><input type=submit value=\"X\" name=\"kill_%s\"></td>\n",
- procid_str_static(&crec->pid));
- }
- printf("</tr>\n");
- return 0;
- }
- /* traversal fn for showing share connections */
- static int traverse_fn3(struct db_record *rec,
- const struct connections_key *key,
- const struct connections_data *crec,
- void *private_data)
- {
- if (crec->cnum == -1 || !process_exists(crec->pid))
- return 0;
- printf("<tr><td>%s</td><td>%s</td><td>%s</td><td>%s</td><td>%s</td><td>%s</td></tr>\n",
- crec->servicename, uidtoname(crec->uid),
- gidtoname(crec->gid),procid_str_static(&crec->pid),
- crec->machine,
- tstring(talloc_tos(),crec->start));
- return 0;
- }
- /* show the current server status */
- void status_page(void)
- {
- const char *v;
- int autorefresh=0;
- int refresh_interval=30;
- int nr_running=0;
- bool waitup = False;
- TALLOC_CTX *ctx = talloc_stackframe();
- smbd_pid = pid_to_procid(pidfile_pid("smbd"));
- if (cgi_variable("smbd_restart") || cgi_variable("all_restart")) {
- stop_smbd();
- start_smbd();
- waitup=True;
- }
- if (cgi_variable("smbd_start") || cgi_variable("all_start")) {
- start_smbd();
- waitup=True;
- }
- if (cgi_variable("smbd_stop") || cgi_variable("all_stop")) {
- stop_smbd();
- waitup=True;
- }
- if (cgi_variable("nmbd_restart") || cgi_variable("all_restart")) {
- stop_nmbd();
- start_nmbd();
- waitup=True;
- }
- if (cgi_variable("nmbd_start") || cgi_variable("all_start")) {
- start_nmbd();
- waitup=True;
- }
- if (cgi_variable("nmbd_stop")|| cgi_variable("all_stop")) {
- stop_nmbd();
- waitup=True;
- }
- #ifdef WITH_WINBIND
- if (cgi_variable("winbindd_restart") || cgi_variable("all_restart")) {
- stop_winbindd();
- start_winbindd();
- waitup=True;
- }
- if (cgi_variable("winbindd_start") || cgi_variable("all_start")) {
- start_winbindd();
- waitup=True;
- }
- if (cgi_variable("winbindd_stop") || cgi_variable("all_stop")) {
- stop_winbindd();
- waitup=True;
- }
- #endif
- /* wait for daemons to start/stop */
- if (waitup)
- sleep(SLEEP_TIME);
-
- if (cgi_variable("autorefresh")) {
- autorefresh = 1;
- } else if (cgi_variable("norefresh")) {
- autorefresh = 0;
- } else if (cgi_variable("refresh")) {
- autorefresh = 1;
- }
- if ((v=cgi_variable("refresh_interval"))) {
- refresh_interval = atoi(v);
- }
- if (cgi_variable("show_client_in_col_1")) {
- PID_or_Machine = 1;
- }
- if (cgi_variable("show_pid_in_col_1")) {
- PID_or_Machine = 0;
- }
- connections_forall(traverse_fn1, NULL);
- initPid2Machine ();
- printf("<H2>%s</H2>\n", _("Server Status"));
- printf("<FORM method=post>\n");
- if (!autorefresh) {
- printf("<input type=submit value=\"%s\" name=\"autorefresh\">\n", _("Auto Refresh"));
- printf("<br>%s", _("Refresh Interval: "));
- printf("<input type=text size=2 name=\"refresh_interval\" value=\"%d\">\n",
- refresh_interval);
- } else {
- printf("<input type=submit value=\"%s\" name=\"norefresh\">\n", _("Stop Refreshing"));
- printf("<br>%s%d\n", _("Refresh Interval: "), refresh_interval);
- printf("<input type=hidden name=\"refresh\" value=\"1\">\n");
- }
- printf("<p>\n");
- printf("<table>\n");
- printf("<tr><td>%s</td><td>%s</td></tr>", _("version:"), SAMBA_VERSION_STRING);
- fflush(stdout);
- printf("<tr><td>%s</td><td>%s</td>\n", _("smbd:"), smbd_running()?_("running"):_("not running"));
- if (geteuid() == 0) {
- if (smbd_running()) {
- nr_running++;
- printf("<td><input type=submit name=\"smbd_stop\" value=\"%s\"></td>\n", _("Stop smbd"));
- } else {
- printf("<td><input type=submit name=\"smbd_start\" value=\"%s\"></td>\n", _("Start smbd"));
- }
- printf("<td><input type=submit name=\"smbd_restart\" value=\"%s\"></td>\n", _("Restart smbd"));
- }
- printf("</tr>\n");
- fflush(stdout);
- printf("<tr><td>%s</td><td>%s</td>\n", _("nmbd:"), nmbd_running()?_("running"):_("not running"));
- if (geteuid() == 0) {
- if (nmbd_running()) {
- nr_running++;
- printf("<td><input type=submit name=\"nmbd_stop\" value=\"%s\"></td>\n", _("Stop nmbd"));
- } else {
- printf("<td><input type=submit name=\"nmbd_start\" value=\"%s\"></td>\n", _("Start nmbd"));
- }
- printf("<td><input type=submit name=\"nmbd_restart\" value=\"%s\"></td>\n", _("Restart nmbd"));
- }
- printf("</tr>\n");
- #ifdef WITH_WINBIND
- fflush(stdout);
- printf("<tr><td>%s</td><td>%s</td>\n", _("winbindd:"), winbindd_running()?_("running"):_("not running"));
- if (geteuid() == 0) {
- if (winbindd_running()) {
- nr_running++;
- printf("<td><input type=submit name=\"winbindd_stop\" value=\"%s\"></td>\n", _("Stop winbindd"));
- } else {
- printf("<td><input type=submit name=\"winbindd_start\" value=\"%s\"></td>\n", _("Start winbindd"));
- }
- printf("<td><input type=submit name=\"winbindd_restart\" value=\"%s\"></td>\n", _("Restart winbindd"));
- }
- printf("</tr>\n");
- #endif
- if (geteuid() == 0) {
- printf("<tr><td></td><td></td>\n");
- if (nr_running >= 1) {
- /* stop, restart all */
- printf("<td><input type=submit name=\"all_stop\" value=\"%s\"></td>\n", _("Stop All"));
- printf("<td><input type=submit name=\"all_restart\" value=\"%s\"></td>\n", _("Restart All"));
- }
- else if (nr_running == 0) {
- /* start all */
- printf("<td><input type=submit name=\"all_start\" value=\"%s\"></td>\n", _("Start All"));
- }
- printf("</tr>\n");
- }
- printf("</table>\n");
- fflush(stdout);
- printf("<p><h3>%s</h3>\n", _("Active Connections"));
- printf("<table border=1>\n");
- printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th>\n", _("PID"), _("Client"), _("IP address"), _("Date"));
- if (geteuid() == 0) {
- printf("<th>%s</th>\n", _("Kill"));
- }
- printf("</tr>\n");
- connections_forall(traverse_fn2, NULL);
- printf("</table><p>\n");
- printf("<p><h3>%s</h3>\n", _("Active Shares"));
- printf("<table border=1>\n");
- printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th></tr>\n\n",
- _("Share"), _("User"), _("Group"), _("PID"), _("Client"), _("Date"));
- connections_forall(traverse_fn3, NULL);
- printf("</table><p>\n");
- printf("<h3>%s</h3>\n", _("Open Files"));
- printf("<table border=1>\n");
- printf("<tr><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th><th>%s</th></tr>\n", _("PID"), _("Sharing"), _("R/W"), _("Oplock"), _("File"), _("Date"));
- locking_init_readonly();
- share_mode_forall(print_share_mode, NULL);
- locking_end();
- printf("</table>\n");
- printf("<br><input type=submit name=\"show_client_in_col_1\" value=\"%s\">\n", _("Show Client in col 1"));
- printf("<input type=submit name=\"show_pid_in_col_1\" value=\"%s\">\n", _("Show PID in col 1"));
- printf("</FORM>\n");
- if (autorefresh) {
- /* this little JavaScript allows for automatic refresh
- of the page. There are other methods but this seems
- to be the best alternative */
- printf("<script language=\"JavaScript\">\n");
- printf("<!--\nsetTimeout('window.location.replace(\"%s/status?refresh_interval=%d&refresh=1\")', %d)\n",
- cgi_baseurl(),
- refresh_interval,
- refresh_interval*1000);
- printf("//-->\n</script>\n");
- }
- TALLOC_FREE(ctx);
- }