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Tag: Bash

How to keep a job running in Linux

Rumi, November 13, 2017November 13, 2017

There are many ways to keep a process running on linux but I haven’t seen any that are as easy to implement as the script below. Basically the script does a ps ax and then a grep for your process. If it’s not running it will re-start the process. You install the script into…

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IP Setting on CentOS6 using Shell Script

Rumi, December 6, 2015

#!/bin/bash if [ $# -eq 5 ] then echo “” echo “Taking the backup and Changing the hostname from $(hostname) to $1 …” sed -i.bk “s/$(hostname)/$1/g” /etc/sysconfig/network echo “” echo “Backing up & Assigning the Static IP …” echo “” cp /etc/sysconfig/network-scripts/ifcfg-$2 /etc/sysconfig/network-scripts/$2.bk cat <<EOF > /etc/sysconfig/network-scripts/ifcfg-$2 DEVICE=$2 BOOTPROTO=static IPADDR=$3.$4…

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Bash Shellshock fix with scripts for Debian, Ubuntu, CentOS and other distros. including old

Rumi, October 3, 2014December 19, 2014

First check if your Bash is vulnerable, execute the following command- env x='() { :;}; echo vulnerable’ bash -c ‘echo this is a test’ If your system is vulnerable, you will see: vulnerable this is a test If your system is not vulnerable, you will see: bash: warning: x: ignoring…

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CRON scripts to running in seconds interval

Rumi, June 6, 2014

  This problem can be solved with simple bash script. For example, if you need to run a PHP script on every 20 seconds, you can create a bash script like this: #!/bin/bash #Name:myscript.sh #Desc:Run script in every 20 seconds while (sleep 20 && php /path_to_your_script/your_script_name.php) & do wait $!…

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Send HTTP requests using cURL

Rumi, June 6, 2014

  Reading a URL via GET: curl http://example.com/ Defining any HTTP method (like POST or PUT): curl http://example.com/users/1 -XPUT Sending data with a request: curl http://example.com/users -d"first_name=Bruce&last_name=Wayne" If you use -d and do not set an HTTP request method it automatically defaults to POST. Performing basic authentication: curl http://user:password@example.com/users/1 All together…

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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Apache Bind Cacti CentOS CentOS 6 CentOS 7 Debain Debian Debian 10 Debian 11 Debian 12 DKIM Docker endian icinga iptables Jitsi LAMP Letsencrypt Linux Munin MySQL Nagios Nextcloud NFS nginx pfsense php Postfix powerdns Proxmox RDP squid SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin XCP-NG zimbra

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