/* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2009 Index Data
+ * Copyright (C) 1995-2011 Index Data
* See the file LICENSE for details.
*/
* \brief Implements GFS logic
*/
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <ctype.h>
#ifdef WIN32
#include <process.h>
#if YAZ_POSIX_THREADS
#include <pthread.h>
-#elif YAZ_GNU_THREADS
-#include <pth.h>
#endif
#include <fcntl.h>
#include "eventl.h"
#include "session.h"
#include <yaz/statserv.h>
+#include <yaz/daemon.h>
+#include <yaz/yaz-iconv.h>
static IOCHAN pListener = NULL;
"", /* diagnostic output to stderr */
"tcp:@:9999", /* default listener port */
PROTO_Z3950, /* default application protocol */
- 15, /* idle timeout (minutes) */
+ 900, /* idle timeout (seconds) */
1024*1024, /* maximum PDU size (approx.) to allow */
"default-config", /* configuration name to pass to backend */
"", /* set user id */
"", /* PID fname */
0, /* background daemon */
"", /* SSL certificate filename */
- "" /* XML config filename */
+ "", /* XML config filename */
+ 1 /* keepalive */
};
static int max_sessions = 0;
cp = p->content;
if (first)
{
- while(*cp && isspace(*cp))
+ while(*cp && yaz_isspace(*cp))
cp++;
if (*cp)
first = 0; /* reset if we got non-whitespace out */
}
/* remove trailing whitespace */
cp = strlen((const char *)str) + str;
- while (cp != str && isspace(cp[-1]))
+ while (cp != str && yaz_isspace(cp[-1]))
cp--;
*cp = '\0';
/* return resulting string */
#endif
#if YAZ_HAVE_XML2
-static struct gfs_server * gfs_server_new(void)
+static struct gfs_server * gfs_server_new(const char *id)
{
struct gfs_server *n = (struct gfs_server *)
nmem_malloc(gfs_nmem, sizeof(*n));
n->directory = 0;
n->docpath = 0;
n->stylesheet = 0;
+ n->id = nmem_strdup_null(gfs_nmem, id);
n->retrieval = yaz_retrieval_create();
return n;
}
else
yaz_log(YLOG_WARN, "Unknown attribute '%s' for server",
attr->name);
- gfs = *gfsp = gfs_server_new();
+ gfs = *gfsp = gfs_server_new(id);
gfs->server_node_ptr = ptr_server;
if (listenref)
{
}
else if (!strcmp((const char *) ptr->name, "cql2rpn"))
{
- gfs->cql_transform = cql_transform_open_fname(
- nmem_dup_xml_content(gfs_nmem, ptr->children)
- );
+ char *name = nmem_dup_xml_content(gfs_nmem, ptr->children);
+ gfs->cql_transform = cql_transform_open_fname(name);
+ if (!gfs->cql_transform)
+ {
+ yaz_log(YLOG_FATAL|YLOG_ERRNO,
+ "open CQL transform file '%s'", name);
+ exit(1);
+ }
}
else if (!strcmp((const char *) ptr->name, "ccl2rpn"))
{
}
}
+static void remove_listeners(void);
+
/*
* handle incoming connect requests.
* The dynamic mode is a bit tricky mostly because we want to avoid
}
}
-int statserv_must_terminate(void)
-{
- return 0;
-}
-
#else /* ! WIN32 */
-static int term_flag = 0;
/* To save having an #ifdef in event_loop we need to
define this empty function
*/
-int statserv_must_terminate(void)
-{
- return term_flag;
-}
-
void statserv_remove(IOCHAN pIOChannel)
{
}
xml_config_close();
}
-void sigterm(int sig)
-{
- term_flag = 1;
-}
-
static void *new_session(void *vp);
static int no_sessions = 0;
return;
}
+ if (control_block.one_shot)
+ remove_listeners();
+
yaz_log(log_sessiondetail, "Connect from %s", cs_addrstr(new_line));
no_sessions++;
pthread_t child_thread;
pthread_create(&child_thread, 0, new_session, new_line);
pthread_detach(child_thread);
-#elif YAZ_GNU_THREADS
- pth_attr_t attr;
- pth_t child_thread;
-
- attr = pth_attr_new();
- pth_attr_set(attr, PTH_ATTR_JOINABLE, FALSE);
- pth_attr_set(attr, PTH_ATTR_STACK_SIZE, 32*1024);
- pth_attr_set(attr, PTH_ATTR_NAME, "session");
- yaz_log(YLOG_DEBUG, "pth_spawn begin");
- child_thread = pth_spawn(attr, new_session, new_line);
- yaz_log(YLOG_DEBUG, "pth_spawn finish");
- pth_attr_destroy(attr);
#else
new_session(new_line);
#endif
return 0; /* OK */
}
+static void remove_listeners(void)
+{
+ IOCHAN l = pListener;
+ for (; l; l = l->next)
+ iochan_destroy(l);
+}
+
#ifndef WIN32
/* UNIX only (for windows we don't need to catch the signals) */
static void catchchld(int num)
{
}
+static void daemon_handler(void *data)
+{
+ IOCHAN *pListener = data;
+ iochan_event_loop(pListener);
+}
+
static int statserv_sc_main(yaz_sc_t s, int argc, char **argv)
{
char sep;
xml_config_bend_start();
+ if (control_block.inetd)
+ {
#ifdef WIN32
- xml_config_add_listeners();
-
- yaz_log(log_server, "Starting server %s", me);
- if (!pListener && *control_block.default_listen)
- add_listener(control_block.default_listen, 0);
+ ; /* no inetd on Windows */
#else
-/* UNIX */
- if (control_block.inetd)
inetd_connection(control_block.default_proto);
+#endif
+ }
else
{
- static int hand[2];
- if (control_block.background)
- {
- /* create pipe so that parent waits until child has created
- PID (or failed) */
- if (pipe(hand) < 0)
- {
- yaz_log(YLOG_FATAL|YLOG_ERRNO, "pipe");
- return 1;
- }
- switch (fork())
- {
- case 0:
- break;
- case -1:
- return 1;
- default:
- close(hand[1]);
- while(1)
- {
- char dummy[1];
- int res = read(hand[0], dummy, 1);
- if (res < 0 && yaz_errno() != EINTR)
- {
- yaz_log(YLOG_FATAL|YLOG_ERRNO, "read fork handshake");
- break;
- }
- else if (res >= 0)
- break;
- }
- close(hand[0]);
- _exit(0);
- }
- /* child */
- close(hand[0]);
- if (setsid() < 0)
- return 1;
-
- close(0);
- close(1);
- close(2);
- open("/dev/null", O_RDWR);
- if (dup(0) == -1)
- return 1;
- if (dup(0) == -1)
- return 1;
- }
xml_config_add_listeners();
if (!pListener && *control_block.default_listen)
add_listener(control_block.default_listen, 0);
-
- if (!pListener)
- return 1;
-
- if (*control_block.pid_fname)
- {
- FILE *f = fopen(control_block.pid_fname, "w");
- if (!f)
- {
- yaz_log(YLOG_FATAL|YLOG_ERRNO, "Couldn't create %s",
- control_block.pid_fname);
- exit(0);
- }
- fprintf(f, "%ld", (long) getpid());
- fclose(f);
- }
-
- if (control_block.background)
- close(hand[1]);
-
- yaz_log(log_server, "Starting server %s pid=%ld", programname,
- (long) getpid());
-#if 0
- sigset_t sigs_to_block;
-
- sigemptyset(&sigs_to_block);
- sigaddset(&sigs_to_block, SIGTERM);
- pthread_sigmask(SIG_BLOCK, &sigs_to_block, 0);
- /* missing... */
-#endif
+#ifndef WIN32
if (control_block.dynamic)
signal(SIGCHLD, catchchld);
- }
- signal(SIGPIPE, SIG_IGN);
- signal(SIGTERM, sigterm);
- if (*control_block.setuid)
- {
- struct passwd *pw;
-
- if (!(pw = getpwnam(control_block.setuid)))
- {
- yaz_log(YLOG_FATAL, "%s: Unknown user", control_block.setuid);
- return(1);
- }
- if (setuid(pw->pw_uid) < 0)
- {
- yaz_log(YLOG_FATAL|YLOG_ERRNO, "setuid");
- exit(1);
- }
- }
-/* UNIX */
#endif
+ }
if (pListener == NULL)
return 1;
if (s)
yaz_sc_running(s);
yaz_log(YLOG_DEBUG, "Entering event loop.");
- return iochan_event_loop(&pListener);
+
+ yaz_daemon(programname,
+ (control_block.background ? YAZ_DAEMON_FORK : 0),
+ daemon_handler, &pListener,
+ *control_block.pid_fname ? control_block.pid_fname : 0,
+ *control_block.setuid ? control_block.setuid : 0);
+ return 0;
}
static void option_copy(char *dst, const char *src)
get_logbits(1);
- while ((ret = options("1a:iszSTl:v:u:c:w:t:k:d:A:p:DC:f:m:r:",
+ while ((ret = options("1a:iszSTl:v:u:c:w:t:k:Kd:A:p:DC:f:m:r:",
argv, argc, &arg)) != -2)
{
switch (ret)
#if YAZ_POSIX_THREADS
control_block.dynamic = 0;
control_block.threads = 1;
-#elif YAZ_GNU_THREADS
- control_block.dynamic = 0;
- control_block.threads = 1;
#else
fprintf(stderr, "%s: Threaded mode not available.\n", me);
return 1;
fprintf(stderr, "%s: Specify positive timeout for -t.\n", me);
return(1);
}
- control_block.idle_timeout = r;
+ control_block.idle_timeout = strchr(arg, 's') ? r : 60 * r;
break;
case 'k':
if (!arg || !(r = atoi(arg)))
}
control_block.maxrecordsize = r * 1024;
break;
+ case 'K':
+ control_block.keepalive = 0;
+ break;
case 'i':
control_block.inetd = 1;
break;