Online Purchases

Saturday, September 26, 2020

fwrite() expects parameter 1 to be resource, bool given in

Sometimes in Opencart you may get these kind of warnings in browser.

fwrite() expects parameter 1 to be resource, bool given in /var/www/html

Solution to fix:
Check your selinux status, if selinux is enabled, you need to disable selinux and reboot the machine.

Saturday, September 5, 2020

How to restrict wp-admin access from one IP

 How to restrict wp-admin access from one IP

As you know, wordpress is a easy to hack content management system. If you want to restric the admin area of your wordress (wp-admin), you can easily do this by adding the below line in .htaccess

Go to the folder where your blog hosts

vi .htaccess

<IfModule mod_rewrite.c>

<Files wp-login.php>

order deny,allow

deny from all

allow from 121.15.102.0/255.255.255.0    (Add your IP or range here)

</Files>

RewriteEngine On

RewriteBase /

RewriteRule ^index\.php$ - [L]

RewriteCond %{REQUEST_FILENAME} !-f

RewriteCond %{REQUEST_FILENAME} !-d

RewriteRule . /index.php [L]

</IfModule>

Save the file and test.


Wednesday, August 26, 2020

How to install Mysql5.7 on Oracle linux 7

 By default Mariadb comes with Oracle linux 7. I need to have mysql on my box.


yum remove mariadb-server -y

wget https://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm

rpm -ivh mysql57-community-release-el7-8.noarch.rpm

yum install mysql-server -y

systemctl start mysqld

systemctl enable mysqld

sudo grep 'temporary password' /var/log/mysqld.log

mysql_secure_installation

Saturday, August 15, 2020

How to install jenkins on amazon linux

How to install jenkins on amazon linux

 Following this steps to install jenkins on amazon linux

Login to the server

sudo wget -O /etc/yum.repos.d/jenkins.repo https://pkg.jenkins.io/redhat-stable/jenkins.repo

sudo rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io.key

yum install jenkins

sudo service jenkins start

sudo chkconfig jenkins on

Open a browser, and access http://publicip:8080