Кол-во активных подключений к серверу с определением региона (GeoIP)

#!/usr/bin/python
# 'apt-get install python-geoip' if needed
import GeoIP,os

stream = os.popen("netstat -tna | awk -F' +|:' '/:80/ {print $6}' | sort | uniq -c | sort -n ")
gi = GeoIP.new(GeoIP.GEOIP_MEMORY_CACHE)
s=0
for line in stream.readlines():
    line = line.strip()
    l =line.split() # strip the last from the line
#    print l
    print l[0], "\t",l[1],"\t", gi.country_code_by_addr(l[1])
    s+=int(l[0])

print 'Total:',s

Печать буклета на принтер без двухсторонней печати

psnup -c -4 original.ps | psbook | psnup -l -pa4 -b27 -m10 -d -2 > out.ps

vzlist

vzlist -o laverage,hostname,ctid


vztop.sh

#! /bin/bash
# Usage: ovzps <CTID> [ps flags ...]

ctid=${1:-0}
shift

ps $* -p $(grep -l "^envID:[[:space:]]*$ctid\$" /proc/[0-9]*/status |
    sed -e 's=/proc/\([0-9]*\)/.*=\1=')

Error SSH: Read from socket failed: Connection reset by peer

 Проблема в новом клиенте SSH (OpenSSH_5.8p1 Debian-7ubuntu1, OpenSSL 1.0.0e 6 Sep 2011)
при коннекте получаю:

Read from socket failed: Connection reset by peer


Ошибка чиниться добавлением параметра при подключении

ssh root@host -c aes256-ctr

или в /etc/ssh/ssh_config



Host *
   Ciphers 3des-cbc




или же

   Ciphers aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc

Источник: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/708493

mysqlcheck

http://www.informit.com/articles/article.aspx?p=174365&seqNum=5

php disable_functions

disable_functions = "apache_child_terminate, apache_setenv, define_syslog_variables, escapeshellarg, escapeshellcmd, eval, exec, fp, fput, ftp_connect, ftp_exec, ftp_get, ftp_login, ftp_nb_fput, ftp_put, ftp_raw, ftp_rawlist, highlight_file, ini_alter, ini_get_all, ini_restore, inject_code, openlog, passthru, php_uname, phpAds_remoteInfo, phpAds_XmlRpc, phpAds_xmlrpcDecode, phpAds_xmlrpcEncode, popen, posix_getpwuid, posix_kill, posix_mkfifo, posix_setpgid, posix_setsid, posix_setuid, posix_setuid, posix_uname, proc_close, proc_get_status, proc_nice, proc_open, proc_terminate, shell_exec, syslog, system, xmlrpc_entity_decode,mail"

or

disable_functions= "exec,passthru,shell_exec,system,proc_open,popen,parse_ini_file,show_source "

for VirtualMin

#!/bin/bash
cd /home

for i in `ls`; do
   dir=/home/$i/etc/php5
   if [ -d $dir ]; then

        cd  $dir
        lsattr php.ini
        chattr -i php.ini
        sed -i.bak -e "s@\W*open_basedir\s*=.*@open_basedir = /home/$i@" \
        -e 's@\W*disable_functions\s*=.*@disable_functions = "apache_child_terminate, apache_setenv, define_syslog_variables, escapeshellarg, escapeshellcmd, eval, exec, fp, fput, ftp_connect, ftp_exec, ftp_get, ftp_login, ftp_nb_fput, ftp_put, ftp_raw, ftp_rawlist, highlight_file, ini_alter, ini_get_all, ini_restore, inject_code, openlog, passthru, php_uname, phpAds_remoteInfo, phpAds_XmlRpc, phpAds_xmlrpcDecode, phpAds_xmlrpcEncode, popen, posix_getpwuid, posix_kill, posix_mkfifo, posix_setpgid, posix_setsid, posix_setuid, posix_setuid, posix_uname, proc_close, proc_get_status, proc_nice, proc_open, proc_terminate, shell_exec, syslog, system, xmlrpc_entity_decode,mail"@' php.ini
        chattr +i php.ini
   else
        echo $i empty           
   fi;
done

openmeetings over proxy

Relevant section of openmeetings virtual host:

 <VirtualHost *:80>
        ServerAdmin developer@xxxxxxxxxxxx
        ServerName openmeetings.mydomain.com

        ProxyPass / http://openmeetings.mydomain.com:5080/
        ProxyPassReverse / http://openmeetings.mydomain.com:5080/
 ...
 </VirtualHost>

 Relevant section of openmeetings-rtmpt virtual host:

 <VirtualHost *:80>
        ServerAdmin developer@xxxxxxxxxxxx
        ServerName rtmpt.mydomain.com

        ProxyPass /openmeetings http://openmeetings.mydomain.com:5080/openmeetings
        ProxyPassReverse /openmeetings http://openmeetings.mydomain.com:5080/openmeetings

        ProxyPass / http://openmeetings.mydomain.com:8088/
        ProxyPassReverse / http://openmeetings.mydomain.com:8088/
 ...
 </VirtualHost>

 OpenMeetings config:

 red5/webapps/openmeetings/config.xml:

 <rtmphostlocal>rtmpt.mydomain.com</rtmphostlocal>

 <rtmpTunnelport>80</rtmpTunnelport>

 <red5httpport>80</red5httpport>

 --