Difference between revisions of "Cluster der kan alt/Configure NFS server, Apt cacher and SSH auto login"

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(Edit the exports file)
(Auto SSH login)
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=Auto SSH login=
 
=Auto SSH login=
På Master1 generere man nogle nøgler som kan bruges til at logge ind på alle maskinerne med.
+
Make a crypto dsa(digital signature algorithm) key for the auto login
 
<source lang=cli>
 
<source lang=cli>
 
ssh-keygen -t dsa
 
ssh-keygen -t dsa

Revision as of 13:40, 6 November 2013

NFS Server

Installer NFS Server

apt-get install nfs-kernel-server -y

Edit the exports file

nano /etc/exports

Add this line at the bottom

/home/      10.0.0.0/24(rw,no_root_squash,no_subtree_check,async)

Export the new share

exportfs

Restart the NFS server service

service nfs-kernel-server restart

Enter the idmapd.conf file

nano /etc/idmapd.conf

Change the domain to "Cluster"

Domain = Cluster

Restart the idmapd service

service idmapd restart

Apt-Cacher

Install the apt-cacher program

apt-get install apt-cacher

Enter the apt-cacher.conf file

nano /etc/apt-cacher/apt-cacher.conf

Instert the following

path_map = ubuntu de.archive.ubuntu.com/ubuntu; ubuntu-updates de.archive.ubuntu.com/ubuntu ; ubuntu-security security.ubuntu.com/ubuntu
allowed_hosts=*

Enter the apt-cacher file

nano /etc/default/apt-cacher

set the autostart to 1

AUTOSTART=1

Restart the apt-cacher service

sudo /etc/init.d/apt-cacher restart

Auto SSH login

Make a crypto dsa(digital signature algorithm) key for the auto login

ssh-keygen -t dsa

Kopier vores public key ind i authorized_keys, så vi kan SSH til os selv

cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys

Siden man mounter sit NFS share /home i Kickstart filen, så kigger alle maskiner i den samme folder, og derfor behøver vi ikke kopiere disse filer ud. Og man kan nu SSH rundt til alle maskiner uden password

ssh 10.0.0.10