...................Linux

Logging terminal input and output ---------------------------------- -------- After a lot of googling I found a tool that can log all input and output of terminal in Unix system The tool is rootsh and its not only used for logging but also used for root login for normal users using sudo. So that the command entered by the user will be logged in a file as well as on syslog We can make rootsh as a shell , So that all the activity by that particular user will be logged The tool is released under GNU Open source license You can download the tool from http://sourceforge.net/projects/rootsh/ I made a modified copy of mine on https://sites.google.com/site/ansilh/rootsh The tool will log username,commands and its output in a file -- But no client IP The command can be started as a shell -But it will take the default shell I made some modification on this and it's working perfectly on my Linux machine The link here https://sites.google.com/site/ansilh/rootsh/rootsh-1.5.3-final.tar.gz The ex

Fun with Shell scripting ------------------------- ---- tput cup command ----------------- This command is used to set properties of terminal tput cup 0 0 This command will set courser position to top left corner of terminal e.g:- [root@localhost]#vi file6.sh tput cup 0 0 echo "Ansil" Save and execute script The output "Ansil" will be displayed on top left corner of the terminal e.g:- Lets make this example more interesting #!/bin/bash clear tput cup 12 35 echo "Ansil" read Save the file and execute the script The out put will display "Ansil" on almost center of the screen, Surprisingly you will not get your terminal back until you press enter OR you have to kill/terminate the script(we will discuss this later) The read command is used to read values from terminal(by default standard input) here the read command read values till an occurrence of ENTER key ,but the value wi