/*
- * Copyright (C) 1994, Index Data I/S
- * All rights reserved.
+ * Copyright (c) 1995, Index Data
+ * See the file LICENSE for details.
* Sebastian Hammer, Adam Dickmeiss
*
* $Log: statserv.c,v $
- * Revision 1.16 1995-04-10 10:23:40 quinn
+ * Revision 1.35 1996-05-29 10:03:28 quinn
+ * Options work
+ *
+ * Revision 1.34 1996/02/21 13:12:07 quinn
+ * *** empty log message ***
+ *
+ * Revision 1.33 1996/02/10 12:23:49 quinn
+ * Enable inetd operations fro TCP/IP stack
+ *
+ * Revision 1.32 1996/01/19 15:41:52 quinn
+ * *** empty log message ***
+ *
+ * Revision 1.31 1995/11/17 11:09:39 adam
+ * Added new option '-c' to specify configuration name in control block.
+ *
+ * Revision 1.30 1995/11/01 13:54:59 quinn
+ * Minor adjustments
+ *
+ * Revision 1.29 1995/10/30 12:41:29 quinn
+ * Added hostname lookup for server.
+ *
+ * Revision 1.28 1995/09/29 17:12:30 quinn
+ * Smallish
+ *
+ * Revision 1.27 1995/09/27 15:03:02 quinn
+ * Modified function heads & prototypes.
+ *
+ * Revision 1.26 1995/08/29 14:44:51 quinn
+ * Reset timeouts.
+ *
+ * Revision 1.25 1995/08/29 11:18:02 quinn
+ * Added code to receive close
+ *
+ * Revision 1.24 1995/06/16 10:31:39 quinn
+ * Added session timeout.
+ *
+ * Revision 1.23 1995/06/15 12:30:48 quinn
+ * Setuid-facility.
+ *
+ * Revision 1.22 1995/06/15 07:45:17 quinn
+ * Moving to v3.
+ *
+ * Revision 1.21 1995/06/06 08:15:40 quinn
+ * Cosmetic.
+ *
+ * Revision 1.20 1995/05/29 08:12:09 quinn
+ * Moved oid to util
+ *
+ * Revision 1.19 1995/05/16 09:37:27 quinn
+ * Fixed bug
+ *
+ * Revision 1.18 1995/05/16 08:51:09 quinn
+ * License, documentation, and memory fixes
+ *
+ * Revision 1.17 1995/05/15 11:56:42 quinn
+ * Asynchronous facilities. Restructuring of seshigh code.
+ *
+ * Revision 1.16 1995/04/10 10:23:40 quinn
* Some work to add scan and other things.
*
* Revision 1.15 1995/03/31 10:16:51 quinn
#include <sys/wait.h>
#include <signal.h>
#include <errno.h>
+#include <sys/types.h>
+#include <pwd.h>
+#include <sys/time.h>
#include <options.h>
#include <eventl.h>
#ifdef USE_XTIMOSI
#include <xmosi.h>
#endif
-#include <dmalloc.h>
#include <log.h>
+#include <statserv.h>
static char *me = "statserver";
-int dynamic = 1; /* fork on incoming connection */
-static int loglevel = LOG_DEFAULT_LEVEL;
-char *apdufile = 0;
-
-#define DEFAULT_LISTENER "tcp:localhost:9999"
+/*
+ * default behavior.
+ */
+static statserv_options_block control_block = {
+ 1, /* dynamic mode */
+ LOG_DEFAULT_LEVEL, /* log level */
+ "", /* no PDUs */
+ "", /* diagnostic output to stderr */
+ "tcp:@:9999", /* default listener port */
+ PROTO_Z3950, /* default application protocol */
+ 60, /* idle timeout (minutes) */
+ 1024*1024, /* maximum PDU size (approx.) to allow */
+ "default-config", /* configuration name to pass to backend */
+ "" /* set user id */
+};
/*
* handle incoming connect requests.
if (event == EVENT_INPUT)
{
- if (dynamic && !child)
+ if (control_block.dynamic && !child)
{
int res;
else if (res == 0) /* child */
{
char nbuf[100];
+ IOCHAN pp;
close(hand[0]);
child = 1;
+ for (pp = iochan_getchan(); pp; pp = iochan_getnext(pp))
+ {
+ if (pp != h)
+ {
+ COMSTACK l = iochan_getdata(pp);
+ cs_close(l);
+ iochan_destroy(pp);
+ }
+ }
sprintf(nbuf, "%s(%d)", me, getpid());
- log_init(loglevel, nbuf, 0);
+ log_init(control_block.loglevel, nbuf, 0);
}
else /* parent */
{
{
COMSTACK new_line;
IOCHAN new_chan;
+ char *a;
if (!(new_line = cs_accept(line)))
{
return;
}
logf(LOG_DEBUG, "accept ok");
- if (dynamic)
+ if (control_block.dynamic)
{
IOCHAN pp;
- /* close our half of the listener sockets */
+ /* close our half of the listener socket */
for (pp = iochan_getchan(); pp; pp = iochan_getnext(pp))
{
COMSTACK l = iochan_getdata(pp);
exit(1);
}
iochan_setdata(new_chan, newas);
- logf(LOG_LOG, "accepted connection");
+ iochan_settimeout(new_chan, control_block.idle_timeout * 60);
+ a = cs_addrstr(new_line);
+ logf(LOG_LOG, "Accepted connection from %s", a ? a : "[Unknown]");
}
else
{
}
}
+static void inetd_connection(int what)
+{
+ COMSTACK line;
+ IOCHAN chan;
+ association *assoc;
+ char *addr;
+
+ if (!(line = cs_createbysocket(0, tcpip_type, 0, what)))
+ {
+ logf(LOG_ERRNO|LOG_FATAL, "Failed to create comstack on socket 0");
+ exit(1);
+ }
+ if (!(chan = iochan_create(cs_fileno(line), ir_session, EVENT_INPUT)))
+ {
+ logf(LOG_FATAL, "Failed to create iochan");
+ exit(1);
+ }
+ if (!(assoc = create_association(chan, line)))
+ {
+ logf(LOG_FATAL, "Failed to create association structure");
+ exit(1);
+ }
+ iochan_setdata(chan, assoc);
+ iochan_settimeout(chan, control_block.idle_timeout * 60);
+ addr = cs_addrstr(line);
+ logf(LOG_LOG, "Inetd association from %s", addr ? addr : "[UNKNOWN]");
+}
+
/*
* Set up a listening endpoint, and give it to the event-handler.
*/
}
type = tcpip_type;
}
-#ifdef USE_XTIMOSI
else if (!strcmp(mode, "osi"))
{
+#ifdef USE_XTIMOSI
if (!(ap = mosi_strtoaddr(addr)))
{
fprintf(stderr, "Address resolution failed for TCP.\n");
exit(1);
}
type = mosi_type;
- }
+#else
+ fprintf(stderr, "OSI Transport not allowed by configuration.\n");
+ exit(1);
#endif
+ }
else
{
fprintf(stderr, "You must specify either 'osi:' or 'tcp:'.\n");
exit(1);
}
logf(LOG_LOG, "Adding %s %s listener on %s",
- dynamic ? "dynamic" : "static",
+ control_block.dynamic ? "dynamic" : "static",
what == PROTO_SR ? "SR" : "Z3950", where);
if (!(l = cs_create(type, 0, what)))
{
static void catchchld(int num)
{
- while (waitpid(-1, 0, WNOHANG) > 0);
+ while (waitpid(-1, 0, WNOHANG) > 0)
+ ;
signal(SIGCHLD, catchchld);
}
+statserv_options_block *statserv_getcontrol(void)
+{
+ static statserv_options_block cb;
+
+ memcpy(&cb, &control_block, sizeof(cb));
+ return &cb;
+}
+
+void statserv_setcontrol(statserv_options_block *block)
+{
+ memcpy(&control_block, block, sizeof(*block));
+}
+
int statserv_main(int argc, char **argv)
{
- int ret, listeners = 0;
+ int ret, listeners = 0, inetd = 0, r;
char *arg;
- int protocol = CS_Z3950;
- char *logfile = 0;
+ int protocol = control_block.default_proto;
me = argv[0];
- while ((ret = options("a:szSl:v:", argv, argc, &arg)) != -2)
+ while ((ret = options("a:iszSl:v:u:c:w:t:k:", argv, argc, &arg)) != -2)
+ {
switch (ret)
{
case 0:
add_listener(arg, protocol);
listeners++;
break;
- case 'z': protocol = CS_Z3950; break;
- case 's': protocol = CS_SR; break;
- case 'S': dynamic = 0; break;
+ case 'z': protocol = PROTO_Z3950; break;
+ case 's': protocol = PROTO_SR; break;
+ case 'S': control_block.dynamic = 0; break;
case 'l':
- logfile = arg;
- log_init(loglevel, me, logfile);
+ strcpy(control_block.logfile, arg ? arg : "");
+ log_init(control_block.loglevel, me, control_block.logfile);
break;
case 'v':
- loglevel = log_mask_str(arg);
- log_init(loglevel, me, logfile);
+ control_block.loglevel = log_mask_str(arg);
+ log_init(control_block.loglevel, me, control_block.logfile);
break;
case 'a':
- apdufile = arg; break;
+ strcpy(control_block.apdufile, arg ? arg : ""); break;
+ case 'u':
+ strcpy(control_block.setuid, arg ? arg : ""); break;
+ case 'c':
+ strcpy(control_block.configname, arg ? arg : ""); break;
+ case 't':
+ if (!arg || !(r = atoi(arg)))
+ {
+ fprintf(stderr, "%s: Specify positive timeout for -t.\n",
+ me);
+ exit(1);
+ }
+ control_block.idle_timeout = r;
+ break;
+ case 'k':
+ if (!arg || !(r = atoi(arg)))
+ {
+ fprintf(stderr, "%s: Specify positive timeout for -t.\n",
+ me);
+ exit(1);
+ }
+ control_block.maxrecordsize = r * 1024;
+ break;
+ case 'i':
+ inetd = 1; break;
+ case 'w':
+ if (chdir(arg))
+ {
+ perror(arg);
+ exit(1);
+ }
+ break;
default:
- fprintf(stderr, "Usage: %s [ -v <loglevel> -l <logfile> -zsS <listener-addr> ... ]\n", me);
+ fprintf(stderr, "Usage: %s [ -i -a <pdufile> -v <loglevel>"
+ " -l <logfile> -u <user> -c <config> -t <minutes>"
+ " -k <kilobytes>"
+ " -zsS <listener-addr> -w <directory> ... ]\n", me);
exit(1);
+ }
+ }
+ if (inetd)
+ inetd_connection(protocol);
+ else
+ {
+ if (control_block.dynamic)
+ signal(SIGCHLD, catchchld);
+ if (!listeners && *control_block.default_listen)
+ add_listener(control_block.default_listen, protocol);
+ }
+ if (*control_block.setuid)
+ {
+ struct passwd *pw;
+
+ if (!(pw = getpwnam(control_block.setuid)))
+ {
+ logf(LOG_FATAL, "%s: Unknown user", control_block.setuid);
+ exit(1);
}
- if (dynamic)
- signal(SIGCHLD, catchchld);
- if (!listeners)
- add_listener(DEFAULT_LISTENER, protocol);
+ if (setuid(pw->pw_uid) < 0)
+ {
+ logf(LOG_FATAL|LOG_ERRNO, "setuid");
+ exit(1);
+ }
+ }
logf(LOG_LOG, "Entering event loop.");
return event_loop();
projects / yaz-moved-to-github.git / blobdiff