Daniel, Great! I want it.
Thanks,
Alex
----- Original Message -----
From: "Daniel P. Berrange" <berrange(a)redhat.com>
To: libvir-list(a)redhat.com
Sent: Friday, February 17, 2012 10:22:25 PM
Subject: [libvirt] A script for setting up x509 certs for libvirt/spice/vnc
After 4 years of swearing at the pain of setting up x509 certs, I finally
decided to try to write a script to automate it.
I'm attaching a very raw proof of concept called "virt-pki-admin.pl".
It does the following
* Create CA key+cert
* Create server + client keys+cert & sign with the CA
* Copy server/client certs to remote hosts into correct directories
which is sufficient to get up & running with libvirtd/virt-manager/virsh
etc using x509
eg,
// Create a self-signed CA
$ virt-pki-admin.pl init "Evil CA"
// Add some servers
virt-pki-admin add_server "Evil Moonbase"
alpha.moonbase.evil.com
virt-pki-admin add_server "Evil Moonbase"
beta.moonbase.evil.com
virt-pki-admin add_server "Evil Moonbase"
gamma.moonbase.evil.com
// And some clients
virt-pki-admin add_client "Evil Henchmen"
up.moonbase.evil.com
virt-pki-admin add_client "Evil Henchmen"
down.moonbase.evil.com
virt-pki-admin add_client "Evil Henchmen"
strange.moonbase.evil.com
// Copy the server certs/keys via the SSH root account
virt-pki-admin deploy_server
alpha.moonbase.evil.com
virt-pki-admin deploy_server
beta.moonbase.evil.com
virt-pki-admin deploy_server
gamma.moonbase.evil.com
// Copy the client certs/keys via the SSH root account
virt-pki-admin deploy_client
up.moonbase.evil.com
virt-pki-admin deploy_client
down.moonbase.evil.com
virt-pki-admin deploy_client
strange.moonbase.evil.com
// Copy the client certs/keys via the SSH $USER account
virt-pki-admin deploy_user_client
up.moonbase.evil.com
virt-pki-admin deploy_user_client
down.moonbase.evil.com
virt-pki-admin deploy_user_client
strange.moonbase.evil.com
With that, if you are logged into 'root' on any of 'up', 'down',
or 'strange'
you can connect to any server using qemu+tls://hostname/system. Likewise
for non-root accounts, which also have setup GTK-VNC and SPICE-GTK certs
to allow graphical access to QEMU using x509 certs.
WIth some more work I plan to submit this to libvirt, but for now here
is the script in case it is useful
BTW it stores all certs & keys in $HOME/.libvirt/pki/ on the machine
used to run the command. You can safely experiment with any of the
commands *except* the 'deploy_' ones, without messing up your current
x509 config
Regards,
Daniel
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