-/* $Id$ */
+/*
+ * $Id$
+ *
+ * Main source module for the Citadel server
+ *
+ */
+
#include "sysdep.h"
#include <stdlib.h>
#include <unistd.h>
check_ref_counts();
lprintf(7, "Creating base rooms (if necessary)\n");
- create_room(BASEROOM, 0, "", 0);
- create_room(AIDEROOM, 4, "", 0);
- create_room(config.c_twitroom, 0, "", 0);
+ create_room(BASEROOM, 0, "", 0);
+ create_room(AIDEROOM, 3, "", 0);
+ create_room(SYSCONFIGROOM, 3, "", 0);
+ create_room(config.c_twitroom, 0, "", 0);
}
/*
/* Cancel all running sessions */
lprintf(7, "Cancelling running sessions...\n");
-/* FIX do something here
+/* FIXME do something here
while (ContextList != NULL) {
}
*/
return;
}
+ /* Run any cleanup routines registered by loadable modules.
+ * Note 1: This must occur *before* deallocate_user_data() because the
+ * cleanup functions might touch dynamic session data.
+ * Note 2: We have to "become_session()" because the cleanup functions
+ * might make references to "CC" assuming it's the right one.
+ */
+ become_session(con);
+ PerformSessionHooks(EVT_STOP);
+ become_session(NULL);
+
/* Now handle all of the administrivia. */
lprintf(7, "Calling logout(%d)\n", con->cs_pid);
logout(con);
unlink(con->temp);
lprintf(3, "citserver[%3d]: ended.\n", con->cs_pid);
- /* Run any cleanup routines registered by loadable modules */
- PerformSessionHooks(EVT_STOP);
syslog(LOG_NOTICE,"session %d ended", con->cs_pid);
cprintf("000\n");
}
-void cmd_rchg(char *argbuf)
-{
- char newroomname[256];
-
- extract(newroomname, argbuf, 0);
- newroomname[ROOMNAMELEN-1] = 0;
- if (strlen(newroomname) > 0) {
- safestrncpy(CC->fake_roomname, newroomname,
- sizeof(CC->fake_roomname) );
- }
- else {
- strcpy(CC->fake_roomname, "");
- }
- cprintf("%d OK\n", OK);
-}
-
-void cmd_hchg(char *argbuf)
-{
- char newhostname[256];
-
- extract(newhostname, argbuf, 0);
- if (strlen(newhostname) > 0) {
- safestrncpy(CC->fake_hostname, newhostname,
- sizeof(CC->fake_hostname) );
- }
- else {
- strcpy(CC->fake_hostname, "");
- }
- cprintf("%d OK\n", OK);
-}
-
-void cmd_uchg(char *argbuf)
-{
-
- char newusername[256];
-
- extract(newusername, argbuf, 0);
-
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to masquerade your name.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
-
- if (strlen(newusername) > 0) {
- CC->cs_flags &= ~CS_STEALTH;
- memset(CC->fake_username, 0, 32);
- if (strncasecmp(newusername, CC->curr_user,
- strlen(CC->curr_user)))
- safestrncpy(CC->fake_username, newusername,
- sizeof(CC->fake_username));
- }
- else {
- CC->fake_username[0] = '\0';
- CC->cs_flags |= CS_STEALTH;
- }
- cprintf("%d\n",OK);
-}
-
-
/*
* returns an asterisk if there are any express messages waiting,
* space otherwise.
*/
-char check_express(void) {
+char CtdlCheckExpress(void) {
if (CC->FirstExpressMessage == NULL) {
return(' ');
}
char buf[256];
FILE *fp;
- if (hostnames_match(where,"localhost")) return(1);
- if (hostnames_match(where,config.c_fqdn)) return(1);
+ lprintf(9, "Checking whether %s is a public client\n", where);
+
+ if (hostnames_match(where, "localhost")) return(1);
+ if (hostnames_match(where, config.c_fqdn)) return(1);
fp = fopen("public_clients","r");
if (fp == NULL) return(0);
char desc[256];
char from_host[256];
struct in_addr addr;
+ int do_lookup = 0;
if (num_parms(argbuf)<4) {
cprintf("%d usage error\n",ERROR);
return;
- }
+ }
dev_code = extract_int(argbuf,0);
cli_code = extract_int(argbuf,1);
safestrncpy(CC->cs_clientname, desc, sizeof CC->cs_clientname);
CC->cs_clientname[31] = 0;
- lprintf(9, "Looking up hostname '%s'\n", from_host);
- if ((strlen(from_host)>0) &&
- (is_public_client(CC->cs_host))) {
- if ((addr.s_addr = inet_addr(from_host)) != INADDR_NONE)
+ if (strlen(from_host) > 0) {
+ if (CC->is_local_socket) do_lookup = 1;
+ else if (is_public_client(CC->cs_host)) do_lookup = 1;
+ }
+
+ if (do_lookup) {
+ lprintf(9, "Looking up hostname '%s'\n", from_host);
+ if ((addr.s_addr = inet_addr(from_host)) != -1) {
locate_host(CC->cs_host, &addr);
+ }
else {
safestrncpy(CC->cs_host, from_host, sizeof CC->cs_host);
CC->cs_host[24] = 0;
- }
}
+ }
- syslog(LOG_NOTICE,"client %d/%d/%01d.%02d (%s)\n",
+ lprintf(7, "client %d/%d/%01d.%02d (%s)\n",
dev_code,
cli_code,
(rev_level / 100),
(rev_level % 100),
desc);
- cprintf("%d Ok\n",OK);
- }
-
-
-/*
- * enter or exit "stealth mode"
- */
-void cmd_stel(char *cmdbuf)
-{
- int requested_mode;
-
- requested_mode = extract_int(cmdbuf,0);
- if (requested_mode !=0) requested_mode = 1;
-
- if (!CC->logged_in) {
- cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
- return;
- }
-
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to use stealth mode.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
-
- if (CC->cs_flags & CS_STEALTH) {
- if (requested_mode == 0)
- CC->cs_flags = CC->cs_flags-CS_STEALTH;
- }
- else {
- if (requested_mode == 1)
- CC->cs_flags = CC->cs_flags|CS_STEALTH;
- }
+ syslog(LOG_NOTICE,"client %d/%d/%01d.%02d (%s)\n",
+ dev_code,
+ cli_code,
+ (rev_level / 100),
+ (rev_level % 100),
+ desc);
cprintf("%d Ok\n",OK);
- }
-
-
+}
/*
char *dirs[2];
int a;
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to edit system messages.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
+ if (CtdlAccessCheck(ac_aide)) return;
extract(buf,mname,0);
for (a=0; a<strlen(buf); ++a) { /* security measure */
}
-
/*
- * who's online
+ * Convenience function.
*/
-void cmd_rwho(void) {
- struct CitContext *cptr;
- int spoofed = 0;
- int aide;
- char un[40];
- char real_room[ROOMNAMELEN], room[ROOMNAMELEN];
- char host[40], flags[5];
-
- aide = CC->usersupp.axlevel >= 6;
- cprintf("%d%c \n", LISTING_FOLLOWS, check_express() );
-
- for (cptr = ContextList; cptr != NULL; cptr = cptr->next)
- {
- flags[0] = '\0';
- spoofed = 0;
-
- if (cptr->cs_flags & CS_POSTING)
- strcat(flags, "*");
- else
- strcat(flags, ".");
-
- if (cptr->fake_username[0])
- {
- strcpy(un, cptr->fake_username);
- spoofed = 1;
- }
- else
- strcpy(un, cptr->curr_user);
-
- if (cptr->fake_hostname[0])
- {
- strcpy(host, cptr->fake_hostname);
- spoofed = 1;
- }
- else
- strcpy(host, cptr->cs_host);
+int CtdlAccessCheck(int required_level) {
- GenerateRoomDisplay(real_room, cptr, CC);
+ if (CC->internal_pgm) return(0);
+ if (required_level >= ac_internal) {
+ cprintf("%d This is not a user-level command.\n",
+ ERROR+HIGHER_ACCESS_REQUIRED);
+ return(-1);
+ }
- if (cptr->fake_roomname[0]) {
- strcpy(room, cptr->fake_roomname);
- spoofed = 1;
- }
- else {
- strcpy(room, real_room);
- }
-
- if ((aide) && (spoofed))
- strcat(flags, "+");
-
- if ((cptr->cs_flags & CS_STEALTH) && (aide))
- strcat(flags, "-");
-
- if (((cptr->cs_flags&CS_STEALTH)==0) || (aide))
- {
- cprintf("%d|%s|%s|%s|%s|%ld|%s|%s\n",
- cptr->cs_pid, un, room,
- host, cptr->cs_clientname,
- (long)(cptr->lastidle),
- cptr->lastcmdname, flags);
- }
- if ((spoofed) && (aide))
- {
- cprintf("%d|%s|%s|%s|%s|%ld|%s|%s\n",
- cptr->cs_pid, cptr->curr_user,
- real_room,
- cptr->cs_host, cptr->cs_clientname,
- (long)(cptr->lastidle),
- cptr->lastcmdname, flags);
-
- }
+ if (CC->usersupp.axlevel >= 6) return(0);
+ if (required_level >= ac_aide) {
+ cprintf("%d This command requires Aide access.\n",
+ ERROR+HIGHER_ACCESS_REQUIRED);
+ return(-1);
}
- /* Now it's magic time. Before we finish, call any EVT_RWHO hooks
- * so that external paging modules such as serv_icq can add more
- * content to the Wholist.
- */
- PerformSessionHooks(EVT_RWHO);
- cprintf("000\n");
+ if (is_room_aide()) return(0);
+ if (required_level >= ac_room_aide) {
+ cprintf("%d This command requires Aide or Room Aide access.\n",
+ ERROR + HIGHER_ACCESS_REQUIRED);
+ return(-1);
+ }
+
+ if (CC->logged_in) return(0);
+ if (required_level >= ac_logged_in) {
+ cprintf("%d Not logged in.\n", ERROR+NOT_LOGGED_IN);
+ return(-1);
}
+ /* shhh ... succeed quietly */
+ return(0);
+}
+
+
/*
* Terminate another running session
struct CitContext *ccptr;
int found_it = 0;
- if (!CC->logged_in) {
- cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
- return;
- }
-
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to terminate sessions.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
+ if (CtdlAccessCheck(ac_aide)) return;
session_num = extract_int(cmdbuf, 0);
if (session_num == CC->cs_pid) {
* Shut down the server
*/
void cmd_down(void) {
- if (!CC->logged_in) {
- cprintf("%d Not logged in.\n", ERROR+NOT_LOGGED_IN);
- return;
- }
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to shut down the server.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
+ if (CtdlAccessCheck(ac_aide)) return;
cprintf("%d Shutting down server. Goodbye.\n", OK);
master_cleanup();
{
int new_state;
- if (!CC->logged_in) {
- cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
- return;
- }
-
- if (CC->usersupp.axlevel < 6) {
- cprintf("%d You must be an Aide to schedule a shutdown.\n",
- ERROR+HIGHER_ACCESS_REQUIRED);
- return;
- }
+ if (CtdlAccessCheck(ac_aide)) return;
new_state = extract_int(argbuf, 0);
if ((new_state == 0) || (new_state == 1)) {
safestrncpy(con->cs_host, config.c_fqdn, sizeof con->cs_host);
con->cs_host[sizeof con->cs_host - 1] = 0;
len = sizeof sin;
- if (!getpeername(con->client_socket, (struct sockaddr *) &sin, &len))
- locate_host(con->cs_host, &sin.sin_addr);
+ if (!CC->is_local_socket) {
+ if (!getpeername(con->client_socket,
+ (struct sockaddr *) &sin, &len))
+ locate_host(con->cs_host, &sin.sin_addr);
+ }
+ else {
+ strcpy(con->cs_host, "");
+ }
con->cs_flags = 0;
con->upload_type = UPL_FILE;
con->dl_is_net = 0;
}
if (!strncasecmp(cmdbuf,"NOOP",4)) {
- cprintf("%d%cok\n",OK,check_express());
+ cprintf("%d%cok\n",OK,CtdlCheckExpress());
}
else if (!strncasecmp(cmdbuf,"QUIT",4)) {
cmd_netf(&cmdbuf[5]);
}
- else if (!strncasecmp(cmdbuf,"RWHO",4)) {
- cmd_rwho();
- }
-
else if (!strncasecmp(cmdbuf,"OPEN",4)) {
cmd_open(&cmdbuf[5]);
}
cmd_ipgm(&cmdbuf[5]);
}
- else if (!strncasecmp(cmdbuf,"EBIO",4)) {
- cmd_ebio();
- }
-
- else if (!strncasecmp(cmdbuf,"RBIO",4)) {
- cmd_rbio(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LBIO",4)) {
- cmd_lbio();
- }
-
- else if (!strncasecmp(cmdbuf,"STEL",4)) {
- cmd_stel(&cmdbuf[5]);
- }
-
else if (!strncasecmp(cmdbuf,"TERM",4)) {
cmd_term(&cmdbuf[5]);
}
cmd_uimg(&cmdbuf[5]);
}
- else if (!strncasecmp(cmdbuf, "UCHG", 4)) {
- cmd_uchg(&cmdbuf[5]);
- }
-
else if (!strncasecmp(cmdbuf, "TIME", 4)) {
cmd_time();
}
- else if (!strncasecmp(cmdbuf, "HCHG", 4)) {
- cmd_hchg(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "RCHG", 4)) {
- cmd_rchg(&cmdbuf[5]);
- }
-
else if (!strncasecmp(cmdbuf, "AGUP", 4)) {
cmd_agup(&cmdbuf[5]);
}
projects / citadel.git / blobdiff