*
*/
-#ifdef DLL_EXPORT
-#define IN_LIBCIT
-#endif
-
#include "sysdep.h"
#include <stdlib.h>
#include <unistd.h>
# endif
#endif
+#if HAVE_BACKTRACE
+#include <execinfo.h>
+#endif
+
#include <ctype.h>
#include <string.h>
+#include <dirent.h>
#include <errno.h>
#include <limits.h>
-/* #include <dlfcn.h> */
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
+#include <libcitadel.h>
#include "citadel.h"
#include "server.h"
-#include "serv_extensions.h"
#include "sysdep_decls.h"
+#include "threads.h"
#include "citserver.h"
#include "config.h"
#include "database.h"
#include "file_ops.h"
#include "policy.h"
#include "control.h"
-#include "tools.h"
+#include "euidindex.h"
+#include "svn_revision.h"
#ifndef HAVE_SNPRINTF
#include "snprintf.h"
#endif
+#include "ctdl_module.h"
+
+
struct CitContext *ContextList = NULL;
struct CitContext* next_session = NULL;
char *unique_session_numbers;
int ScheduledShutdown = 0;
-int do_defrag = 0;
time_t server_startup_time;
-char pid_file_name[PATH_MAX];
+int panic_fd;
+
+/**
+ * \brief print the actual stack frame.
+ */
+void cit_backtrace(void)
+{
+#ifdef HAVE_BACKTRACE
+ void *stack_frames[50];
+ size_t size, i;
+ char **strings;
+
+
+ size = backtrace(stack_frames, sizeof(stack_frames) / sizeof(void*));
+ strings = backtrace_symbols(stack_frames, size);
+ for (i = 0; i < size; i++) {
+ if (strings != NULL)
+ CtdlLogPrintf(1, "%s\n", strings[i]);
+ else
+ CtdlLogPrintf(1, "%p\n", stack_frames[i]);
+ }
+ free(strings);
+#endif
+}
+
+/**
+ * \brief print the actual stack frame.
+ */
+void cit_panic_backtrace(int SigNum)
+{
+#ifdef HAVE_BACKTRACE
+ void *stack_frames[10];
+ size_t size, i;
+ char **strings;
+
+ printf("caught signal 11\n");
+ size = backtrace(stack_frames, sizeof(stack_frames) / sizeof(void*));
+ strings = backtrace_symbols(stack_frames, size);
+ for (i = 0; i < size; i++) {
+ if (strings != NULL)
+ CtdlLogPrintf(1, "%s\n", strings[i]);
+ else
+ CtdlLogPrintf(1, "%p\n", stack_frames[i]);
+ }
+ free(strings);
+#endif
+ exit(-1);
+}
/*
* Various things that need to be initialized at startup
unsigned int seed;
FILE *urandom;
struct ctdlroom qrbuf;
- FILE *pidfile_fp;
- lprintf(CTDL_DEBUG, "master_startup() started\n");
+ CtdlLogPrintf(CTDL_DEBUG, "master_startup() started\n");
time(&server_startup_time);
- /* pid file. If we go FSSTND this should end up in 'localstatedir' */
- snprintf(pid_file_name, sizeof pid_file_name, "./citadel.pid");
- pidfile_fp = fopen(pid_file_name, "w");
- if (pidfile_fp != NULL) {
- fprintf(pidfile_fp, "%d\n", (int)getpid());
- fclose(pidfile_fp);
- }
-
- lprintf(CTDL_INFO, "Opening databases\n");
+ CtdlLogPrintf(CTDL_INFO, "Opening databases\n");
open_databases();
- if (do_defrag) {
- defrag_databases();
- }
-
+ ctdl_thread_internal_init_tsd();
+
+ CtdlThreadAllocTSD();
+
check_ref_counts();
- lprintf(CTDL_INFO, "Creating base rooms (if necessary)\n");
- create_room(BASEROOM, 0, "", 0, 1, 0, VIEW_BBS);
+ CtdlLogPrintf(CTDL_INFO, "Creating base rooms (if necessary)\n");
+ create_room(config.c_baseroom, 0, "", 0, 1, 0, VIEW_BBS);
create_room(AIDEROOM, 3, "", 0, 1, 0, VIEW_BBS);
create_room(SYSCONFIGROOM, 3, "", 0, 1, 0, VIEW_BBS);
create_room(config.c_twitroom, 0, "", 0, 1, 0, VIEW_BBS);
lputroom(&qrbuf);
}
- lprintf(CTDL_INFO, "Seeding the pseudo-random number generator...\n");
+ /* Aide needs to be public postable, else we're not RFC conformant. */
+ if (lgetroom(&qrbuf, AIDEROOM) == 0) {
+ qrbuf.QRflags2 |= QR2_SMTP_PUBLIC;
+ lputroom(&qrbuf);
+ }
+
+ CtdlLogPrintf(CTDL_INFO, "Seeding the pseudo-random number generator...\n");
urandom = fopen("/dev/urandom", "r");
if (urandom != NULL) {
fread(&seed, sizeof seed, 1, urandom);
gettimeofday(&tv, NULL);
seed = tv.tv_usec;
}
+ srand(seed);
srandom(seed);
- lprintf(CTDL_INFO, "Initializing ipgm secret\n");
+ CtdlLogPrintf(CTDL_INFO, "Initializing ipgm secret\n");
get_config();
config.c_ipgm_secret = rand();
put_config();
- lprintf(CTDL_DEBUG, "master_startup() finished\n");
+ CtdlLogPrintf(CTDL_DEBUG, "master_startup() finished\n");
}
(*fcn->h_function_pointer)();
}
- /* Close databases */
- lprintf(CTDL_INFO, "Closing databases\n");
- close_databases();
+ /* Close the AdjRefCount queue file */
+ AdjRefCount(-1, 0);
/* Do system-dependent stuff */
sysdep_master_cleanup();
+
+ /* Close databases */
+ CtdlLogPrintf(CTDL_INFO, "Closing databases\n");
+ close_databases();
#ifdef DEBUG_MEMORY_LEAKS
dump_heap();
#endif
+ /* If the operator requested a halt but not an exit, halt here. */
+ if (shutdown_and_halt) {
+ CtdlLogPrintf(CTDL_NOTICE, "citserver: Halting server without exiting.\n");
+ fflush(stdout); fflush(stderr);
+ while(1) {
+ sleep(32767);
+ }
+ }
+
+ release_control();
+
/* Now go away. */
- lprintf(CTDL_NOTICE, "citserver: Exiting with status %d\n", exitcode);
+ CtdlLogPrintf(CTDL_NOTICE, "citserver: Exiting with status %d\n", exitcode);
fflush(stdout); fflush(stderr);
-
- unlink(pid_file_name);
+
+ if (restart_server != 0)
+ exit(1);
+ if ((running_as_daemon != 0) && (exitcode == 0))
+ exitcode = CTDLEXIT_SHUTDOWN;
exit(exitcode);
}
/*
- * Terminate a session and remove its context data structure.
+ * Terminate a session.
*/
void RemoveContext (struct CitContext *con)
{
if (con==NULL) {
- lprintf(CTDL_ERR, "WARNING: RemoveContext() called with NULL!\n");
+ CtdlLogPrintf(CTDL_ERR,
+ "WARNING: RemoveContext() called with NULL!\n");
return;
}
- lprintf(CTDL_DEBUG, "RemoveContext() called\n");
-
- /* Remove the context from the global context list. This needs
- * to get done FIRST to avoid concurrency problems. It is *vitally*
- * important to keep num_sessions accurate!!
- */
- lprintf(CTDL_DEBUG, "Removing context for session %d\n", con->cs_pid);
- begin_critical_section(S_SESSION_TABLE);
- if (con->prev) {
- con->prev->next = con->next;
- }
- else {
- ContextList = con->next;
- }
- if (con->next) {
- con->next->prev = con->prev;
- }
- --num_sessions;
- end_critical_section(S_SESSION_TABLE);
+ CtdlLogPrintf(CTDL_DEBUG, "RemoveContext() session %d\n", con->cs_pid);
/* Run any cleanup routines registered by loadable modules.
* Note: We have to "become_session()" because the cleanup functions
* might make references to "CC" assuming it's the right one.
*/
become_session(con);
+ logout();
PerformSessionHooks(EVT_STOP);
become_session(NULL);
- /* Now handle all of the administrivia. */
- lprintf(CTDL_DEBUG, "Calling logout(%d)\n", con->cs_pid);
- logout(con);
-
- unlink(con->temp);
- lprintf(CTDL_NOTICE, "[%3d] Session ended.\n", con->cs_pid);
+ CtdlLogPrintf(CTDL_NOTICE, "[%3d] Session ended.\n", con->cs_pid);
/* If the client is still connected, blow 'em away. */
- lprintf(CTDL_DEBUG, "Closing socket %d\n", con->client_socket);
+ CtdlLogPrintf(CTDL_DEBUG, "Closing socket %d\n", con->client_socket);
close(con->client_socket);
- /* This is where we used to check for scheduled shutdowns. */
-
- /* Free up the memory used by this context */
- free(con);
+ /* If using AUTHMODE_LDAP, free the DN */
+ if (con->ldap_dn) {
+ free(con->ldap_dn);
+ con->ldap_dn = NULL;
+ }
- lprintf(CTDL_DEBUG, "Done with RemoveContext()\n");
+ CtdlLogPrintf(CTDL_DEBUG, "Done with RemoveContext()\n");
}
/*
* cmd_info() - tell the client about this server
*/
-void cmd_info(void) {
+void cmd_info(char *cmdbuf) {
cprintf("%d Server info:\n", LISTING_FOLLOWS);
cprintf("%d\n", CC->cs_pid);
cprintf("%s\n", config.c_nodename);
cprintf("%s\n", config.c_fqdn);
cprintf("%s\n", CITADEL);
cprintf("%d\n", REV_LEVEL);
- cprintf("%s\n", config.c_bbs_city);
+ cprintf("%s\n", config.c_site_location);
cprintf("%s\n", config.c_sysadm);
cprintf("%d\n", SERVER_TYPE);
cprintf("%s\n", config.c_moreprompt);
cprintf("1\n"); /* 1 = we support the extended paging options */
cprintf("%s\n", CC->cs_nonce);
cprintf("1\n"); /* 1 = yes, this system supports the QNOP command */
+
#ifdef HAVE_LDAP
cprintf("1\n"); /* 1 = yes, this server is LDAP-enabled */
#else
cprintf("0\n"); /* 1 = no, this server is not LDAP-enabled */
#endif
+
+ if (config.c_auth_mode == AUTHMODE_NATIVE) {
+ cprintf("%d\n", config.c_disable_newu);
+ }
+ else {
+ cprintf("1\n"); /* "create new user" does not work with non-native auth modes */
+ }
+
+ cprintf("%s\n", config.c_default_cal_zone);
+
+ /* Output load averages */
+ cprintf("%f\n", CtdlThreadLoadAvg);
+ cprintf("%f\n", CtdlThreadWorkerAvg);
+ cprintf("%d\n", CtdlThreadGetCount());
+
+ cprintf("1\n"); /* yes, Sieve mail filtering is supported */
+ cprintf("%d\n", config.c_enable_fulltext);
+ cprintf("%s\n", svn_revision());
+
+ if (config.c_auth_mode == AUTHMODE_NATIVE) {
+ cprintf("1\n"); /* OpenID is enabled when using native auth */
+ }
+ else {
+ cprintf("0\n"); /* OpenID is disabled when using non-native auth */
+ }
+
cprintf("000\n");
}
}
}
-void cmd_time(void)
+void cmd_time(char *argbuf)
{
time_t tv;
struct tm tmp;
*/
int is_public_client(void)
{
- char buf[SIZ];
- char addrbuf[SIZ];
+ char buf[1024];
+ char addrbuf[1024];
FILE *fp;
int i;
+ char *public_clientspos;
+ char *public_clientsend;
+ char *paddr = NULL;
struct stat statbuf;
static time_t pc_timestamp = 0;
static char public_clients[SIZ];
+ static char public_clients_file[SIZ];
+
+#define LOCALHOSTSTR "127.0.0.1"
-#define PUBLIC_CLIENTS "./public_clients"
+ snprintf(public_clients_file,
+ sizeof public_clients_file,
+ "%s/public_clients",
+ ctdl_etc_dir);
/*
* Check the time stamp on the public_clients file. If it's been
* time we've been through the loop), read its contents and learn
* the IP addresses of the listed hosts.
*/
- if (stat(PUBLIC_CLIENTS, &statbuf) != 0) {
+ if (stat(public_clients_file, &statbuf) != 0) {
/* No public_clients file exists, so bail out */
- lprintf(CTDL_WARNING, "Warning: '%s' does not exist\n", PUBLIC_CLIENTS);
+ CtdlLogPrintf(CTDL_WARNING, "Warning: '%s' does not exist\n",
+ public_clients_file);
return(0);
}
if (statbuf.st_mtime > pc_timestamp) {
begin_critical_section(S_PUBLIC_CLIENTS);
- lprintf(CTDL_INFO, "Loading %s\n", PUBLIC_CLIENTS);
+ CtdlLogPrintf(CTDL_INFO, "Loading %s\n", public_clients_file);
- strcpy(public_clients, "127.0.0.1");
+ public_clientspos = &public_clients[0];
+ public_clientsend = public_clientspos + SIZ;
+ safestrncpy(public_clientspos, LOCALHOSTSTR, sizeof public_clients);
+ public_clientspos += sizeof(LOCALHOSTSTR) - 1;
+
if (hostname_to_dotted_quad(addrbuf, config.c_fqdn) == 0) {
- strcat(public_clients, "|");
- strcat(public_clients, addrbuf);
+ *(public_clientspos++) = '|';
+ paddr = &addrbuf[0];
+ while (!IsEmptyStr (paddr) &&
+ (public_clientspos < public_clientsend))
+ *(public_clientspos++) = *(paddr++);
}
- fp = fopen("public_clients", "r");
- if (fp != NULL) while (fgets(buf, sizeof buf, fp)!=NULL) {
- for (i=0; i<strlen(buf); ++i) {
- if (buf[i] == '#') buf[i] = 0;
- }
- while (isspace((buf[strlen(buf)-1]))) {
- buf[strlen(buf)-1] = 0;
- }
- if (hostname_to_dotted_quad(addrbuf, buf) == 0) {
- if ((strlen(public_clients) +
- strlen(addrbuf) + 2)
- < sizeof(public_clients)) {
- strcat(public_clients, addrbuf);
+ fp = fopen(public_clients_file, "r");
+ if (fp != NULL)
+ while ((fgets(buf, sizeof buf, fp)!=NULL) &&
+ (public_clientspos < public_clientsend)){
+ char *ptr;
+ ptr = buf;
+ while (!IsEmptyStr(ptr)) {
+ if (*ptr == '#') {
+ *ptr = 0;
+ break;
+ }
+ else ptr++;
+ }
+ ptr--;
+ while (ptr>buf && isspace(*ptr)) {
+ *(ptr--) = 0;
+ }
+ if (hostname_to_dotted_quad(addrbuf, buf) == 0) {
+ *(public_clientspos++) = '|';
+ paddr = addrbuf;
+ while (!IsEmptyStr(paddr) &&
+ (public_clientspos < public_clientsend)){
+ *(public_clientspos++) = *(paddr++);
+ }
}
}
- }
fclose(fp);
pc_timestamp = time(NULL);
end_critical_section(S_PUBLIC_CLIENTS);
}
- lprintf(CTDL_DEBUG, "Checking whether %s is a local or public client\n",
+ CtdlLogPrintf(CTDL_DEBUG, "Checking whether %s is a local or public client\n",
CC->cs_addr);
for (i=0; i<num_parms(public_clients); ++i) {
- extract(addrbuf, public_clients, i);
+ extract_token(addrbuf, public_clients, i, '|', sizeof addrbuf);
if (!strcasecmp(CC->cs_addr, addrbuf)) {
- lprintf(CTDL_DEBUG, "... yes it is.\n");
+ CtdlLogPrintf(CTDL_DEBUG, "... yes it is.\n");
return(1);
}
}
/* No hits. This is not a public client. */
- lprintf(CTDL_DEBUG, "... no it isn't.\n");
+ CtdlLogPrintf(CTDL_DEBUG, "... no it isn't.\n");
return(0);
}
int dev_code;
int cli_code;
int rev_level;
- char desc[SIZ];
- char from_host[SIZ];
+ char desc[128];
+ char from_host[128];
struct in_addr addr;
int do_lookup = 0;
dev_code = extract_int(argbuf,0);
cli_code = extract_int(argbuf,1);
rev_level = extract_int(argbuf,2);
- extract(desc,argbuf,3);
+ extract_token(desc, argbuf, 3, '|', sizeof desc);
safestrncpy(from_host, config.c_fqdn, sizeof from_host);
from_host[sizeof from_host - 1] = 0;
- if (num_parms(argbuf)>=5) extract(from_host,argbuf,4);
+ if (num_parms(argbuf)>=5) extract_token(from_host, argbuf, 4, '|', sizeof from_host);
CC->cs_clientdev = dev_code;
CC->cs_clienttyp = cli_code;
safestrncpy(CC->cs_clientname, desc, sizeof CC->cs_clientname);
CC->cs_clientname[31] = 0;
- if (strlen(from_host) > 0) {
+ if (!IsEmptyStr(from_host)) {
if (CC->is_local_socket) do_lookup = 1;
else if (is_public_client()) do_lookup = 1;
}
if (do_lookup) {
- lprintf(CTDL_DEBUG, "Looking up hostname '%s'\n", from_host);
+ CtdlLogPrintf(CTDL_DEBUG, "Looking up hostname '%s'\n", from_host);
if ((addr.s_addr = inet_addr(from_host)) != -1) {
locate_host(CC->cs_host, sizeof CC->cs_host,
- NULL, 0,
+ CC->cs_addr, sizeof CC->cs_addr,
&addr);
}
else {
}
}
- lprintf(CTDL_NOTICE, "Client %d/%d/%01d.%02d (%s) from %s\n",
+ CtdlLogPrintf(CTDL_NOTICE, "Client %d/%d/%01d.%02d (%s) from %s\n",
dev_code,
cli_code,
(rev_level / 100),
void cmd_mesg(char *mname)
{
FILE *mfp;
- char targ[SIZ];
- char buf[SIZ];
- char buf2[SIZ];
+ char targ[256];
+ char buf[256];
+ char buf2[256];
char *dirs[2];
+ DIR *dp;
+ struct dirent *d;
+
+ extract_token(buf, mname, 0, '|', sizeof buf);
+
+ dirs[0] = strdup(ctdl_message_dir);
+ dirs[1] = strdup(ctdl_hlp_dir);
- extract(buf,mname,0);
-
- dirs[0]=malloc(64);
- dirs[1]=malloc(64);
- strcpy(dirs[0],"messages");
- strcpy(dirs[1],"help");
- snprintf(buf2, sizeof buf2, "%s.%d.%d", buf, CC->cs_clientdev, CC->cs_clienttyp);
- mesg_locate(targ,sizeof targ,buf2,2,(const char **)dirs);
- if (strlen(targ) == 0) {
- snprintf(buf2, sizeof buf2, "%s.%d", buf, CC->cs_clientdev);
- mesg_locate(targ,sizeof targ,buf2,2,(const char **)dirs);
- if (strlen(targ) == 0) {
- mesg_locate(targ,sizeof targ,buf,2,(const char **)dirs);
- }
+ snprintf(buf2, sizeof buf2, "%s.%d.%d",
+ buf, CC->cs_clientdev, CC->cs_clienttyp);
+
+ /* If the client requested "?" then produce a listing */
+ if (!strcmp(buf, "?")) {
+ cprintf("%d %s\n", LISTING_FOLLOWS, buf);
+ dp = opendir(dirs[1]);
+ if (dp != NULL) {
+ while (d = readdir(dp), d != NULL) {
+ if (d->d_name[0] != '.') {
+ cprintf(" %s\n", d->d_name);
+ }
+ }
+ closedir(dp);
+ }
+ cprintf("000\n");
+ free(dirs[0]);
+ free(dirs[1]);
+ return;
}
+
+ /* Otherwise, look for the requested file by name. */
+ else {
+ mesg_locate(targ, sizeof targ, buf2, 2, (const char **)dirs);
+ if (IsEmptyStr(targ)) {
+ snprintf(buf2, sizeof buf2, "%s.%d",
+ buf, CC->cs_clientdev);
+ mesg_locate(targ, sizeof targ, buf2, 2,
+ (const char **)dirs);
+ if (IsEmptyStr(targ)) {
+ mesg_locate(targ, sizeof targ, buf, 2,
+ (const char **)dirs);
+ }
+ }
+ }
+
free(dirs[0]);
free(dirs[1]);
- if (strlen(targ)==0) {
- cprintf("%d '%s' not found.\n",ERROR + FILE_NOT_FOUND, mname);
+ if (IsEmptyStr(targ)) {
+ cprintf("%d '%s' not found. (Searching in %s and %s)\n",
+ ERROR + FILE_NOT_FOUND,
+ mname,
+ ctdl_message_dir,
+ ctdl_hlp_dir
+ );
return;
}
- mfp = fopen(targ,"r");
+ mfp = fopen(targ, "r");
if (mfp==NULL) {
cprintf("%d Cannot open '%s': %s\n",
ERROR + INTERNAL_ERROR, targ, strerror(errno));
return;
}
- cprintf("%d %s\n",LISTING_FOLLOWS,buf);
+ cprintf("%d %s\n", LISTING_FOLLOWS,buf);
- while (fgets(buf, (SIZ-1), mfp)!=NULL) {
+ while (fgets(buf, (sizeof buf - 1), mfp) != NULL) {
buf[strlen(buf)-1] = 0;
do_help_subst(buf);
cprintf("%s\n",buf);
void cmd_emsg(char *mname)
{
FILE *mfp;
- char targ[SIZ];
- char buf[SIZ];
+ char targ[256];
+ char buf[256];
char *dirs[2];
int a;
if (CtdlAccessCheck(ac_aide)) return;
- extract(buf,mname,0);
- for (a=0; a<strlen(buf); ++a) { /* security measure */
+ extract_token(buf, mname, 0, '|', sizeof buf);
+ for (a=0; !IsEmptyStr(&buf[a]); ++a) { /* security measure */
if (buf[a] == '/') buf[a] = '.';
}
- dirs[0]=malloc(64);
- dirs[1]=malloc(64);
- strcpy(dirs[0],"messages");
- strcpy(dirs[1],"help");
- mesg_locate(targ,sizeof targ,buf,2,(const char**)dirs);
+ dirs[0] = strdup(ctdl_message_dir);
+ dirs[1] = strdup(ctdl_hlp_dir);
+
+ mesg_locate(targ, sizeof targ, buf, 2, (const char**)dirs);
free(dirs[0]);
free(dirs[1]);
- if (strlen(targ)==0) {
- snprintf(targ, sizeof targ, "./help/%s", buf);
+ if (IsEmptyStr(targ)) {
+ snprintf(targ, sizeof targ,
+ "%s/%s",
+ ctdl_hlp_dir, buf);
}
mfp = fopen(targ,"w");
}
cprintf("%d %s\n", SEND_LISTING, targ);
- while (client_getln(buf, sizeof buf), strcmp(buf, "000")) {
+ while (client_getln(buf, sizeof buf) >=0 && strcmp(buf, "000")) {
fprintf(mfp, "%s\n", buf);
}
}
if (viewed->cs_flags & CS_CHAT) {
- while (strlen(real_room) < 14)
+ while (strlen(real_room) < 14) {
strcat(real_room, " ");
-
+ }
strcpy(&real_room[14], "<chat>");
}
return;
}
- lprintf(CTDL_DEBUG, "Locating session to kill\n");
+ CtdlLogPrintf(CTDL_DEBUG, "Locating session to kill\n");
begin_critical_section(S_SESSION_TABLE);
for (ccptr = ContextList; ccptr != NULL; ccptr = ccptr->next) {
if (session_num == ccptr->cs_pid) {
/*
* get the paginator prompt
*/
-void cmd_more(void) {
+void cmd_more(char *argbuf) {
cprintf("%d %s\n", CIT_OK, config.c_moreprompt);
}
sleep(5);
cprintf("%d Authentication failed.\n",
ERROR + PASSWORD_REQUIRED);
- lprintf(CTDL_ERR, "Warning: ipgm authentication failed.\n");
+ CtdlLogPrintf(CTDL_ERR, "Warning: ipgm authentication failed.\n");
CC->kill_me = 1;
}
-
- /* Now change the ipgm secret for the next round.
- * (Disabled because it breaks concurrent scripts. The fact that
- * we no longer accept IPGM over the network should be sufficient
- * to prevent brute-force attacks. If you don't agree, uncomment
- * this block.)
- get_config();
- config.c_ipgm_secret = rand();
- put_config();
- */
}
/*
* Shut down the server
*/
-void cmd_down(void) {
+void cmd_down(char *argbuf) {
+ char *Reply ="%d Shutting down server. Goodbye.\n";
if (CtdlAccessCheck(ac_aide)) return;
- cprintf("%d Shutting down server. Goodbye.\n", CIT_OK);
- time_to_die = 1;
+ if (!IsEmptyStr(argbuf))
+ {
+ int state = CIT_OK;
+ restart_server = extract_int(argbuf, 0);
+
+ if (restart_server > 0)
+ {
+ Reply = "%d citserver will now shut down and automatically restart.\n";
+ }
+ if ((restart_server > 0) && !running_as_daemon)
+ {
+ CtdlLogPrintf(CTDL_ERR, "The user requested restart, but not running as daemon! Geronimooooooo!\n");
+ Reply = "%d Warning: citserver is not running in daemon mode and is therefore unlikely to restart automatically.\n";
+ state = ERROR;
+ }
+ cprintf(Reply, state);
+ }
+ else
+ {
+ cprintf(Reply, CIT_OK + SERVER_SHUTTING_DOWN);
+ }
+ CtdlThreadStopAll();
+}
+
+/*
+ * Halt the server without exiting the server process.
+ */
+void cmd_halt(char *argbuf) {
+
+ if (CtdlAccessCheck(ac_aide)) return;
+
+ cprintf("%d Halting server. Goodbye.\n", CIT_OK);
+ CtdlThreadStopAll();
+ shutdown_and_halt = 1;
}
/*
void cmd_scdn(char *argbuf)
{
int new_state;
+ int state = CIT_OK;
+ char *Reply = "%d %d\n";
if (CtdlAccessCheck(ac_aide)) return;
new_state = extract_int(argbuf, 0);
+ if ((new_state == 2) || (new_state == 3))
+ {
+ restart_server = 1;
+ if (!running_as_daemon)
+ {
+ CtdlLogPrintf(CTDL_ERR, "The user requested restart, but not running as deamon! Geronimooooooo!\n");
+ Reply = "%d %d Warning, not running in deamon mode. maybe we will come up again, but don't lean on it.\n";
+ state = ERROR;
+ }
+
+ restart_server = extract_int(argbuf, 0);
+ new_state -= 2;
+ }
if ((new_state == 0) || (new_state == 1)) {
ScheduledShutdown = new_state;
}
- cprintf("%d %d\n", CIT_OK, ScheduledShutdown);
+ cprintf(Reply, state, ScheduledShutdown);
}
*/
void begin_session(struct CitContext *con)
{
- int len;
+ socklen_t len;
struct sockaddr_in sin;
/*
strcpy(con->lastcmdname, " ");
strcpy(con->cs_clientname, "(unknown)");
strcpy(con->curr_user, NLI);
- strcpy(con->net_node,"");
- strcpy(con->fake_username, "");
- strcpy(con->fake_postname, "");
- strcpy(con->fake_hostname, "");
- strcpy(con->fake_roomname, "");
+ *con->net_node = '\0';
+ *con->fake_username = '\0';
+ *con->fake_hostname = '\0';
+ *con->fake_roomname = '\0';
generate_nonce(con);
- safestrncpy(con->temp, tmpnam(NULL), sizeof con->temp);
safestrncpy(con->cs_host, config.c_fqdn, sizeof con->cs_host);
safestrncpy(con->cs_addr, "", sizeof con->cs_addr);
con->cs_host[sizeof con->cs_host - 1] = 0;
len = sizeof sin;
if (!CC->is_local_socket) {
- if (!getpeername(con->client_socket,
- (struct sockaddr *) &sin, &len)) /* should be socklen_t but doesn't work on Macintosh */
+ if (!getpeername(con->client_socket, (struct sockaddr *) &sin, &len)) {
locate_host(con->cs_host, sizeof con->cs_host,
con->cs_addr, sizeof con->cs_addr,
- &sin.sin_addr);
+ &sin.sin_addr
+ );
+ }
}
else {
strcpy(con->cs_host, "");
con->dl_is_net = 0;
con->nologin = 0;
- if ((config.c_maxsessions > 0)&&(num_sessions > config.c_maxsessions))
+ if (((config.c_maxsessions > 0)&&(num_sessions > config.c_maxsessions)) || CtdlWantSingleUser()) {
con->nologin = 1;
+ }
- lprintf(CTDL_NOTICE, "Session started.\n");
+ if (!CC->is_local_socket) {
+ CtdlLogPrintf(CTDL_NOTICE, "Session started from %s [%s].\n", con->cs_host, con->cs_addr);
+ }
+ else {
+ CtdlLogPrintf(CTDL_NOTICE, "Session started via local socket.\n");
+ }
/* Run any session startup routines registered by loadable modules */
PerformSessionHooks(EVT_START);
void citproto_begin_session() {
if (CC->nologin==1) {
- cprintf("%d %s: Too many users are already online "
- "(maximum is %d)\n",
+ cprintf("%d %s: Too many users are already online (maximum is %d)\n",
ERROR + MAX_SESSIONS_EXCEEDED,
- config.c_nodename, config.c_maxsessions);
+ config.c_nodename, config.c_maxsessions
+ );
+ CC->kill_me = 1;
}
else {
- cprintf("%d %s Citadel server ready.\n",
- CIT_OK, config.c_nodename);
+ cprintf("%d %s Citadel server ready.\n", CIT_OK, config.c_nodename);
+ CC->can_receive_im = 1;
}
}
+void cmd_noop(char *argbuf)
+{
+ cprintf("%d%cok\n", CIT_OK, CtdlCheckExpress() );
+}
+
+void cmd_qnop(char *argbuf)
+{
+ /* do nothing, this command returns no response */
+}
+
+void cmd_quit(char *argbuf)
+{
+ cprintf("%d Goodbye.\n", CIT_OK);
+ CC->kill_me = 1;
+}
+
+void cmd_lout(char *argbuf)
+{
+ if (CC->logged_in)
+ logout();
+ cprintf("%d logged out.\n", CIT_OK);
+}
/*
* This loop recognizes all server commands.
*/
void do_command_loop(void) {
char cmdbuf[SIZ];
-
+ const char *old_name = NULL;
+
+ old_name = CtdlThreadName("do_command_loop");
+
time(&CC->lastcmd);
memset(cmdbuf, 0, sizeof cmdbuf); /* Clear it, just in case */
if (client_getln(cmdbuf, sizeof cmdbuf) < 1) {
- lprintf(CTDL_ERR, "Client socket is broken; ending session\n");
+ CtdlLogPrintf(CTDL_ERR, "Client disconnected: ending session.\n");
CC->kill_me = 1;
+ CtdlThreadName(old_name);
return;
}
/* Log the server command, but don't show passwords... */
if ( (strncasecmp(cmdbuf, "PASS", 4))
&& (strncasecmp(cmdbuf, "SETP", 4)) ) {
- lprintf(CTDL_INFO, "%s\n", cmdbuf);
+ CtdlLogPrintf(CTDL_INFO, "%s\n", cmdbuf);
}
else {
- lprintf(CTDL_INFO, "<password command sent>\n");
+ CtdlLogPrintf(CTDL_INFO, "<password command sent>\n");
}
buffer_output();
/*
* Let other clients see the last command we executed, and
- * update the idle time, but not NOOP, QNOP, PEXP, or GEXP.
+ * update the idle time, but not NOOP, QNOP, PEXP, GEXP, RWHO, or TIME.
*/
if ( (strncasecmp(cmdbuf, "NOOP", 4))
&& (strncasecmp(cmdbuf, "QNOP", 4))
&& (strncasecmp(cmdbuf, "PEXP", 4))
- && (strncasecmp(cmdbuf, "GEXP", 4)) ) {
+ && (strncasecmp(cmdbuf, "GEXP", 4))
+ && (strncasecmp(cmdbuf, "RWHO", 4))
+ && (strncasecmp(cmdbuf, "TIME", 4)) ) {
strcpy(CC->lastcmdname, " ");
- safestrncpy(CC->lastcmdname, cmdbuf,
- sizeof(CC->lastcmdname) );
+ safestrncpy(CC->lastcmdname, cmdbuf, sizeof(CC->lastcmdname));
time(&CC->lastidle);
}
+
+ CtdlThreadName(cmdbuf);
if ((strncasecmp(cmdbuf, "ENT0", 4))
&& (strncasecmp(cmdbuf, "MESG", 4))
CC->cs_flags &= ~CS_POSTING;
}
- if (!strncasecmp(cmdbuf,"NOOP",4)) {
- cprintf("%d%cok\n", CIT_OK, CtdlCheckExpress() );
- }
-
- else if (!strncasecmp(cmdbuf,"QNOP",4)) {
- /* do nothing, this command returns no response */
- }
-
- else if (!strncasecmp(cmdbuf,"QUIT",4)) {
- cprintf("%d Goodbye.\n", CIT_OK);
- CC->kill_me = 1;
- }
-
- else if (!strncasecmp(cmdbuf,"ASYN",4)) {
- cmd_asyn(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LOUT",4)) {
- if (CC->logged_in) logout(CC);
- cprintf("%d logged out.\n", CIT_OK);
- }
-
- else if (!strncasecmp(cmdbuf,"USER",4)) {
- cmd_user(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"PASS",4)) {
- cmd_pass(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"NEWU",4)) {
- cmd_newu(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"CREU",4)) {
- cmd_creu(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"SETP",4)) {
- cmd_setp(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LRMS",4)) {
- cmd_lrms(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LKRA",4)) {
- cmd_lkra(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LKRN",4)) {
- cmd_lkrn(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LKRO",4)) {
- cmd_lkro(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LZRM",4)) {
- cmd_lzrm(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LPRM",4)) {
- cmd_lprm(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"GETU",4)) {
- cmd_getu();
- }
-
- else if (!strncasecmp(cmdbuf,"SETU",4)) {
- cmd_setu(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"GOTO",4)) {
- cmd_goto(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MSGS",4)) {
- cmd_msgs(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"WHOK",4)) {
- cmd_whok();
- }
-
- else if (!strncasecmp(cmdbuf,"RDIR",4)) {
- cmd_rdir();
- }
-
- else if (!strncasecmp(cmdbuf,"MSG0",4)) {
- cmd_msg0(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MSG2",4)) {
- cmd_msg2(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MSG3",4)) {
- cmd_msg3(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MSG4",4)) {
- cmd_msg4(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MSGP",4)) {
- cmd_msgp(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"OPNA",4)) {
- cmd_opna(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"INFO",4)) {
- cmd_info();
- }
-
- else if (!strncasecmp(cmdbuf,"SLRP",4)) {
- cmd_slrp(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"INVT",4)) {
- cmd_invt_kick(&cmdbuf[5],1);
- }
-
- else if (!strncasecmp(cmdbuf,"KICK",4)) {
- cmd_invt_kick(&cmdbuf[5],0);
- }
-
- else if (!strncasecmp(cmdbuf,"GETR",4)) {
- cmd_getr();
- }
-
- else if (!strncasecmp(cmdbuf,"SETR",4)) {
- cmd_setr(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"GETA",4)) {
- cmd_geta();
- }
-
- else if (!strncasecmp(cmdbuf,"SETA",4)) {
- cmd_seta(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"ENT0",4)) {
- cmd_ent0(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"RINF",4)) {
- cmd_rinf();
- }
-
- else if (!strncasecmp(cmdbuf,"DELE",4)) {
- cmd_dele(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"KILL",4)) {
- cmd_kill(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"CRE8",4)) {
- cmd_cre8(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MOVE",4)) {
- cmd_move(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"FORG",4)) {
- cmd_forg();
- }
-
- else if (!strncasecmp(cmdbuf,"MESG",4)) {
- cmd_mesg(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"EMSG",4)) {
- cmd_emsg(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"GNUR",4)) {
- cmd_gnur();
- }
-
- else if (!strncasecmp(cmdbuf,"VALI",4)) {
- cmd_vali(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"EINF",4)) {
- cmd_einf(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LIST",4)) {
- cmd_list();
- }
-
- else if (!strncasecmp(cmdbuf,"CHEK",4)) {
- cmd_chek();
- }
-
- else if (!strncasecmp(cmdbuf,"DELF",4)) {
- cmd_delf(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MOVF",4)) {
- cmd_movf(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"NETF",4)) {
- cmd_netf(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"OPEN",4)) {
- cmd_open(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"CLOS",4)) {
- cmd_clos();
- }
-
- else if (!strncasecmp(cmdbuf,"UOPN",4)) {
- cmd_uopn(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"UCLS",4)) {
- cmd_ucls(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"READ",4)) {
- cmd_read(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"WRIT",4)) {
- cmd_writ(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"QUSR",4)) {
- cmd_qusr(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"ECHO",4)) {
- cmd_echo(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"OIMG",4)) {
- cmd_oimg(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"MORE",4)) {
- cmd_more();
- }
-
- else if (!strncasecmp(cmdbuf,"NDOP",4)) {
- cmd_ndop(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"NUOP",4)) {
- cmd_nuop(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"LFLR",4)) {
- cmd_lflr();
- }
-
- else if (!strncasecmp(cmdbuf,"CFLR",4)) {
- cmd_cflr(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"KFLR",4)) {
- cmd_kflr(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"EFLR",4)) {
- cmd_eflr(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"IDEN",4)) {
- cmd_iden(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"IPGM",4)) {
- cmd_ipgm(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"TERM",4)) {
- cmd_term(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf,"DOWN",4)) {
- cmd_down();
- }
-
- else if (!strncasecmp(cmdbuf,"SCDN",4)) {
- cmd_scdn(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "UIMG", 4)) {
- cmd_uimg(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "TIME", 4)) {
- cmd_time();
- }
-
- else if (!strncasecmp(cmdbuf, "AGUP", 4)) {
- cmd_agup(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "ASUP", 4)) {
- cmd_asup(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "GPEX", 4)) {
- cmd_gpex(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "SPEX", 4)) {
- cmd_spex(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "CONF", 4)) {
- cmd_conf(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "SEEN", 4)) {
- cmd_seen(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "GTSN", 4)) {
- cmd_gtsn(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "VIEW", 4)) {
- cmd_view(&cmdbuf[5]);
- }
-
- else if (!strncasecmp(cmdbuf, "ISME", 4)) {
- cmd_isme(&cmdbuf[5]);
- }
-
- else if (!DLoader_Exec_Cmd(cmdbuf)) {
- cprintf("%d Unrecognized or unsupported command.\n",
- ERROR + CMD_NOT_SUPPORTED);
- }
+ if (!DLoader_Exec_Cmd(cmdbuf)) {
+ cprintf("%d Unrecognized or unsupported command.\n", ERROR + CMD_NOT_SUPPORTED);
+ }
unbuffer_output();
/* Run any after-each-command routines registered by modules */
PerformSessionHooks(EVT_CMD);
+ CtdlThreadName(old_name);
}
void do_async_loop(void) {
PerformSessionHooks(EVT_ASYNC);
}
+
+
+
+
+
+
+
+/*****************************************************************************/
+/* MODULE INITIALIZATION STUFF */
+/*****************************************************************************/
+
+CTDL_MODULE_INIT(citserver)
+{
+ CtdlRegisterProtoHook(cmd_noop, "NOOP", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_qnop, "QNOP", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_quit, "QUIT", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_lout, "LOUT", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_asyn, "ASYN", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_info, "INFO", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_mesg, "MESG", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_emsg, "EMSG", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_echo, "ECHO", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_more, "MORE", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_iden, "IDEN", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_ipgm, "IPGM", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_term, "TERM", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_down, "DOWN", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_halt, "HALT", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_scdn, "SCDN", "Autoconverted. TODO: document me.");
+ CtdlRegisterProtoHook(cmd_time, "TIME", "Autoconverted. TODO: document me.");
+ /* return our Subversion id for the Log */
+ return "$Id$";
+}