+++ /dev/null
-/* $Id: yaz-proxy-main.cpp,v 1.2 2004-03-30 18:14:13 adam Exp $
- Copyright (c) 1998-2004, Index Data.
-
-This file is part of the yaz-proxy.
-
-Zebra 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 2, or (at your option) any later
-version.
-
-Zebra 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 Zebra; see the file LICENSE.proxy. If not, write to the
-Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
- */
-
-#ifdef WIN32
-#else
-#include <signal.h>
-#include <unistd.h>
-#include <pwd.h>
-#endif
-#include <sys/types.h>
-
-#include <stdarg.h>
-
-#if HAVE_GETRLIMIT
-#include <sys/time.h>
-#include <sys/resource.h>
-#endif
-
-#include <yaz/log.h>
-#include <yaz/options.h>
-
-#include <yaz++/socket-manager.h>
-#include <yaz++/pdu-assoc.h>
-#include <yaz++/proxy/proxy.h>
-
-void usage(char *prog)
-{
- fprintf (stderr, "%s: [-c config] [-l log] [-a log] [-v level] [-t target] "
- "[-u uid] [-p pidfile] @:port\n", prog);
- exit (1);
-}
-
-static char *pid_fname = 0;
-static char *uid = 0;
-static char *log_file = 0;
-static int debug = 0;
-static int no_limit_files = 0;
-
-int args(Yaz_Proxy *proxy, int argc, char **argv)
-{
- char *addr = 0;
- char *arg;
- char *prog = argv[0];
- int ret;
-
- while ((ret = options("o:a:t:v:c:u:i:m:l:T:p:U:n:X",
- argv, argc, &arg)) != -2)
- {
- int err;
- switch (ret)
- {
- case 0:
- if (addr)
- {
- usage(prog);
- return 1;
- }
- addr = arg;
- break;
- case 'c':
- err = proxy->set_config(arg);
- if (err == -2)
- {
- fprintf(stderr, "Config file support not enabled (proxy not compiled with libxml2 support)\n");
- exit(1);
- }
- else if (err == -1)
- {
- fprintf(stderr, "Bad or missing file %s\n", arg);
- exit(1);
- }
- break;
- case 'a':
- proxy->set_APDU_log(arg);
- break;
- case 't':
- proxy->set_default_target(arg);
- break;
- case 'U':
- proxy->set_proxy_authentication(arg);
- break;
- case 'o':
- proxy->option("optimize", arg);
- break;
- case 'v':
- yaz_log_init_level (yaz_log_mask_str(arg));
- break;
- case 'l':
- yaz_log_init_file (arg);
- log_file = xstrdup(arg);
- break;
- case 'm':
- proxy->set_max_clients(atoi(arg));
- break;
- case 'i':
- proxy->set_client_idletime(atoi(arg));
- break;
- case 'T':
- proxy->set_target_idletime(atoi(arg));
- break;
- case 'n':
- no_limit_files = atoi(arg);
- break;
- case 'X':
- debug = 1;
- break;
- case 'p':
- if (!pid_fname)
- pid_fname = xstrdup(arg);
- break;
- case 'u':
- if (!uid)
- uid = xstrdup(arg);
- break;
- default:
- usage(prog);
- return 1;
- }
- }
- if (addr)
- {
- if (proxy->server(addr))
- {
- yaz_log(LOG_FATAL|LOG_ERRNO, "listen %s", addr);
- exit(1);
- }
- }
- else
- {
- usage(prog);
- return 1;
- }
- return 0;
-}
-
-static Yaz_Proxy *static_yaz_proxy = 0;
-static void sighup_handler(int num)
-{
-#if WIN32
-#else
- signal(SIGHUP, sighup_handler);
-#endif
- if (static_yaz_proxy)
- static_yaz_proxy->reconfig();
-}
-
-#if HAVE_XSLT
-static void proxy_xml_error_handler(void *ctx, const char *fmt, ...)
-{
- char buf[1024];
-
- va_list ap;
- va_start(ap, fmt);
-
-#ifdef WIN32
- vsprintf(buf, fmt, ap);
-#else
- vsnprintf(buf, sizeof(buf), fmt, ap);
-#endif
- yaz_log(LOG_WARN, "%s: %s", (char*) ctx, buf);
-
- va_end (ap);
-}
-#endif
-
-static void child_run(Yaz_SocketManager *m, int run)
-{
-#ifdef WIN32
-#else
- signal(SIGHUP, sighup_handler);
-#endif
-
-#if HAVE_XSLT
- xmlSetGenericErrorFunc((void *) "XML", proxy_xml_error_handler);
- xsltSetGenericErrorFunc((void *) "XSLT", proxy_xml_error_handler);
-#endif
-#ifdef WIN32
-#else
- yaz_log(LOG_LOG, "0 proxy run=%d pid=%ld", run, (long) getpid());
-#endif
- if (no_limit_files)
- {
-#if HAVE_SETRLIMIT
- struct rlimit limit_data;
- limit_data.rlim_cur = no_limit_files;
- limit_data.rlim_max = no_limit_files;
-
- yaz_log(LOG_LOG, "0 setrlimit NOFILE cur=%d max=%d",
- limit_data.rlim_cur, limit_data.rlim_max);
- if (setrlimit(RLIMIT_NOFILE, &limit_data))
- yaz_log(LOG_ERRNO|LOG_WARN, "setrlimit");
-#else
- yaz_log(LOG_WARN, "setrlimit unavablable. Option -n ignored");
-#endif
- }
-#ifdef WIN32
-#else
- if (pid_fname)
- {
- FILE *f = fopen(pid_fname, "w");
- if (!f)
- {
- yaz_log(LOG_ERRNO|LOG_FATAL, "Couldn't create %s", pid_fname);
- exit(0);
- }
- fprintf(f, "%ld", (long) getpid());
- fclose(f);
- xfree(pid_fname);
- }
- if (uid)
- {
- struct passwd *pw;
-
- if (!(pw = getpwnam(uid)))
- {
- yaz_log(LOG_FATAL, "%s: Unknown user", uid);
- exit(3);
- }
- if (log_file)
- {
- chown(log_file, pw->pw_uid, pw->pw_gid);
- xfree(log_file);
- }
- if (setuid(pw->pw_uid) < 0)
- {
- yaz_log(LOG_FATAL|LOG_ERRNO, "setuid");
- exit(4);
- }
- xfree(uid);
- }
-#endif
-#if HAVE_GETRLIMIT
- struct rlimit limit_data;
- getrlimit(RLIMIT_NOFILE, &limit_data);
- yaz_log(LOG_LOG, "0 getrlimit NOFILE cur=%d max=%d",
- limit_data.rlim_cur, limit_data.rlim_max);
-#endif
-
- while (m->processEvent() > 0)
- ;
-
- exit (0);
-}
-
-int main(int argc, char **argv)
-{
-#if HAVE_XSLT
- xmlInitMemory();
-
- LIBXML_TEST_VERSION
-#endif
- int cont = 1;
- int run = 1;
- Yaz_SocketManager mySocketManager;
- Yaz_Proxy proxy(new Yaz_PDU_Assoc(&mySocketManager));
-
- static_yaz_proxy = &proxy;
-
- args(&proxy, argc, argv);
-
-#ifdef WIN32
- child_run(&mySocketManager, run);
-#else
- if (debug)
- {
- child_run(&mySocketManager, run);
- exit(0);
- }
- while (cont)
- {
- pid_t p = fork();
- if (p == (pid_t) -1)
- {
- yaz_log(LOG_FATAL|LOG_ERRNO, "fork");
- exit(1);
- }
- else if (p == 0)
- {
- child_run(&mySocketManager, run);
- }
- pid_t p1;
- int status;
- p1 = wait(&status);
-
- yaz_log_reopen();
-
- if (p1 != p)
- {
- yaz_log(LOG_FATAL, "p1=%d != p=%d", p1, p);
- exit(1);
- }
- if (WIFSIGNALED(status))
- {
- switch(WTERMSIG(status)) {
- case SIGILL:
- yaz_log(LOG_WARN, "Received SIGILL from child %ld", (long) p);
- cont = 1;
- break;
- case SIGABRT:
- yaz_log(LOG_WARN, "Received SIGABRT from child %ld", (long) p);
- cont = 1;
- break ;
- case SIGSEGV:
- yaz_log(LOG_WARN, "Received SIGSEGV from child %ld", (long) p);
- cont = 1;
- break;
- case SIGBUS:
- yaz_log(LOG_WARN, "Received SIGBUS from child %ld", (long) p);
- cont = 1;
- break;
- case SIGTERM:
- yaz_log(LOG_LOG, "Received SIGTERM from child %ld",
- (long) p);
- cont = 0;
- break;
- default:
- yaz_log(LOG_WARN, "Received SIG %d from child %ld",
- WTERMSIG(status), (long) p);
- cont = 0;
- }
- }
- else if (status == 0)
- cont = 0;
- else
- {
- yaz_log(LOG_LOG, "Exit %d from child %ld", status, (long) p);
- cont = 1;
- }
- if (cont)
- sleep(1 + run/5);
- run++;
- }
-#endif
- exit (0);
- return 0;
-}
projects / yazpp-moved-to-github.git / blobdiff