/* 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; for (p = pidmap; p != NULL; ) { 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; 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); 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); }