Monthly Archives: August 2021

ERR_TOO_MANY_REDIRECTS apache wordpress proxy_pass

$_SERVER[‘HTTPS’] = ‘On’;

Failed to migrate the CT: Failed to migrate the Container. An internal error occurred when performing the operation. Try to migrate the Container again. If the problem persists, contact the Virtuozzo support team for assistance.

vzmigrate can’t connect to destination node
On destination: yum install vzmigrate

curl check ssl certificate expiration

curl --insecure -vvI https://www.srv24x7.com 2>&1 | awk 'BEGIN { cert=0 } /^\* SSL connection/ { cert=1 } /^\*/ { if (cert) print }'

logrotate copytruncate ruby

vim /etc/logrotate.d/rails

/path/to/log/*.log { daily size 100M missingok notifempty rotate 4 compress delaycompress copytruncate nodateext }

AH01144: No protocol handler was valid for the URL /index.php (scheme ‘unix’). If you are using a DSO version of mod_proxy, make sure the proxy submodules are included in the configuration using LoadModule.

a2enmod proxy_fcgi
Considering dependency proxy for proxy_fcgi:
Module proxy already enabled
Enabling module proxy_fcgi.
To activate the new configuration, you need to run:
systemctl restart apache2

.htaccess: Expected before end of configuration, referer

a2enmod rewrite
Enabling module rewrite.
To activate the new configuration, you need to run:
systemctl restart apache2

directadmin AH01075: Error dispatching request to : (polling

echo 'ProxyTimeout 1800' >> /etc/httpd/conf/extra/httpd-includes.conf service httpd restart

ubuntu apache latest

add-apt-repository ppa:ondrej/apache2
apt-get update

apt install apache2

Invalid command ‘RewriteRule’

a2enmod rewrite
systemctl restart apache2

can’t open file for writin sudo vim

:w !sudo tee % > /dev/null

grep IP subnet

starting with 192.x.x.x cat ip_list.txt | grep -E "(192)(\.[0-9]{1,3}){3}"


starting with 192.168.x.x

cat ip_list.txt | grep -E "(192.168)(\.[0-9]{1,3}){2}"

starting with 192.168.10.x cat ip_list.txt | grep -E "(192.168.10.)[0-9]{1,3}"

linux cat missing new line at the end

grep -h "" ./*.txt

sort ip addresses bash

cat /tmp/ips.txt | sort -t . -k 1,1n -k 2,2n -k 3,3n -k 4,4n
10.0.0.2
10.0.0.5
10.0.0.20
192.168.0.2
192.168.0.4
192.168.0.12

how to stop open vpn

sudo killall openvpn

cPanel set hostname ssl certificate

/usr/local/cpanel/bin/checkallsslcerts –verbose

If checkallsslcerts is doing nothing

rm /var/cpanel/ssl/disable_auto_hostname_certificate
rm /var/cpanel/ssl/disable_service_certificate_management