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Starting vnc on Display 0 ( local display ) from a remote ssh session
i.e. You wnet home need your desktop have ssh no vnc !! Here is the easy solution.. Install x11vnc. $ DISPLAY=localhost:0 x11vnc & connect to the display using vnc et voila ! BTW Teamviewer also...
View ArticleScreen script for multi-user session or reminding you to create a screen on...
A common problem when many people share large systems as the same user ( I know .. I know but anyways move on ) is that when you logon you might want to take over where someone else left off. Also...
View ArticleUsing Stunnel to Encrypt Unsecure Connections
So you’re a fully signed up ‘tin foil hatter’ and you have an old app that communicates over the internet but doesn’t use SSL? Not to worry, there is a solution for you and its called stunnel. Stunnel...
View ArticleRecording a session for a user when he / she logs in ssh
To start recording each session add this to the users .profile file DATE=$(date +”%Y%m%d%H%M”) mkdir /log/$DATE script -t 2>/log/$DATE/bashlogs.timing -aqf /log/$DATE/bashlogs.script to playback...
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Using Puttygen to create a ssh key and passwordless login with putty to Centos.
The ssh password-less login works in a simple way. Though sometime people find it confusing. The basics: > Client side has a private key pointed to by > Server side has the public key of the...
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Disabling IPv6, breaks SSH X11 Forwarding in Linux CENTOS and UBUNTU all...
This was a weird one. It took me ages to discover why SSH X11 died at some point after tuning a box. It so happens that disabling IPv6 ( not used on my networks) is assumed in SSH at some point and if...
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Run a local script on remote machine with parameters
So you have a script on the local machine and you want to run it remotely and pass arguments to it : ssh user@remote 'cat | bash /dev/stdin param1 param2 .. paramN' < /usr/scripts/localscript.sh...
View ArticleScript to verify that a path is synchronized across multiple machines via ssh
This is a script I wrote for work to look through a number of remote servers via ssh (shared keys or include a .pem (id_rsa) file to compare a paths and all it’s subfolders. The result is a report of...
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Automatically passing ssh password in scripts especially to ESX where...
First you need to install sshpass. Ubuntu/Debian: apt-get install sshpass Fedora/CentOS: yum install sshpass Arch: pacman -S sshpass Example: sshpass -p "YOUR_PASSWORD" ssh -o StrictHostKeyChecking=no...
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Get ssh key fingerprint for comapring safely
SSh keys can be long and unwieldy to compare. Many platforms digest them to md5 formats for non disclosure such as github. This command will give you the digested fingerprint of an ssh key in linux /...
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