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LinuxÏÂsyslogÈÕÖ¾º¯ÊýʹÓá¡£ºhttp://blog.csdn.net/telehiker/archive/2007/10/18/1830575.aspx
xinetd ʹÓÃÖ¸ÄÏÖÐÎÄ£ºhttp://www.dbanotes.net/OpenSource/Using_xinetd.html
xinetd ¹ÙÍø£º¡¡http://www.xinetd.org
xinetd ¸ú·þÎñͨÐÅʹÓá¡stdin/stderr ÊäÈëºÍÊä³ö£º
ʹÓá¡£ã±àдµÄÒ»¸öÀý×Ó£ºhelloword.c
#include <stdio.h>
#include <syslog.h>
#define MAX_INPUT 256
int main(void)
{
char input[MAX_INPUT+1] ;
if ( fgets(input, MAX_INPUT, stdin) != NULL ) {
//printf ("%s",input);
syslog(LOG_INFO,"hel - %s\n",input);
fprintf (stdout,input);
}
return 0;
}
1.±àÒëºó·ÅÔÚ/usr/bin/helloword
 2.±àдÅäÖÃÎļþ£ºnano -w /etc/xinetd.d/helloword
service helloword
{
disable = no
wait = no
socket_type = stream
flags = IPv6
port = 3000
user = root
group = root
server = /usr/bin/helloword
#server_args =
}

3.ÅäÖ÷þÎñÆ÷ÉÏʹÓõĶ˿ڣº
  nano -w /etc/services Ôö¼Ó2ÐУº
  helloc          3000/tcp
  helloc          3000/udp
4.ÖØÐÂÆô¶¯xinetd £¬ÊÇ·þÎñÉúЧ¡£
5.ÅäÖÃÈÕÖ¾£ºnano -w /etc/metalog :
  Xinetd :
  program_regex = "^xinetd"
  program_regex = "^helloword"
  logdir   = "/var/log/xinetd"
  break    = 1
 
6.²âÊÔ£º
  tg flashpolicyd_v0.6 # perl -e 'printf "hello\n",0' | nc 127.0.0.1 3000
  hello
×÷ÕߣºJose Nazario
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xinetdµÄ×î³õµÄ×÷Õߣ¨Pan


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