puppet node hostname

Entering the following command into your terminal will return variables available in your erb files:

facter --puppet

Seems like I have miss-looked somewhere. I can get(print) node-hostname simply by invoking following code in *.erb template:

<%= @hostname %>

Edit: As of Puppet 3, using local variables (i.e. hostname is deprecated; Puppet 4 will remove support for them entirely. The recommended way is to use instance variables (prefixed with @. So in this case, @hostname. Source

Yes to all the above; you may also find the fqdn variable useful, depending on what you're up to.

If you DO find yourself needing the puppet master server's info in a template, you can use the variables servername, serverip, and serverversion (From the Puppet docs).