[chef] Re: Re: Re: Re: Re: Bootstrapping a Chef Node using a Java

["John E. Vincent (lusis)" < >]

Check with the Jclouds guys on the SSH access. They have something
built in already I think.

Also if you're using EC2, you can look at sticking some of the
information into user-data (just be aware of the security risks should
the box get compromised)

On Wed, Aug 3, 2011 at 1:14 PM, Daniel Cukier 
<
 >
 wrote:
> Thanks John,
> thats all I needed for now!
> Now I'll go through jcloud (to create nodes) and SSH access using Java (I'll
> try http://www.ganymed.ethz.ch/ssh2/). The rest is child candy!
>
> All the best
> Daniel Cukier
> On Wed, Aug 3, 2011 at 2:10 PM, John E. Vincent (lusis)
> <
 >
>  wrote:
>>
>> Here you go:
>>
>> https://github.com/opscode/chef/tree/master/chef/lib/chef/knife/bootstrap
>>
>> Here's a custom one I use for Natty:
>>
>> https://gist.github.com/c52bab560b3dcb3402b7
>>
>> They really aren't that hard to write. The main steps are:
>>
>> - Get chef client installed
>> - Create /etc/chef/client.rb
>> - Create a firstboot json file
>> - Run chef-client
>>
>> All you really need in first-boot.json is a run_list (mine are always
>> a single role plus a custom one-shot bootstrap recipe for a given
>> role). Chef client does all the work of registering itself with the
>> chef server.
>>
>> On Wed, Aug 3, 2011 at 12:46 PM, Daniel Cukier 
>> <
 >
>>  wrote:
>> > Thanks John and Noah.
>> > In fact, I did some tests and it won't be possible to run chef inside
>> > the
>> > JVM. My only option is to provision the machine using jcloud and then
>> > run
>> > the bootstrap scripts via ssh.
>> > John, where can I find the bootstrap templates you mentioned?
>> > Thanks
>> >
>> > On Tue, Aug 2, 2011 at 7:49 PM, John E. Vincent (lusis)
>> > <
 >
>> >  wrote:
>> >>
>> >> Daniel,
>> >>
>> >> Take a look at jclouds if you need provisioning in Java. From there,
>> >> you
>> >> can either bake in the client in the AMI or shellout to run knife
>> >> bootstrap.
>> >> Remember that knife bootstraps are nothing more than a shell script in
>> >> an
>> >> ssh session. Take a look at any of the bootstrap templates to get a
>> >> real
>> >> idea. All the client node registration is done by chef-client not knife
>> >> in
>> >> bootstrap scenarios.
>> >>
>> >> However you aren't going to be able to really reimplement chef in Java
>> >> and
>> >> running the client on JRuby isn't possible.
>> >>
>> >> You might be able to use jruby and pull in the chef gems for some API
>> >> interaction if need be.
>> >>
>> >> In the end, Chef is written in ruby. Whatever awkward requirements are
>> >> going to have to accept that.
>> >>
>> >> If that's a nonstarter you can also look at creating custom Whirr
>> >> scripts.
>> >>
>> >> On Aug 2, 2011 6:38 PM, "Daniel Cukier" 
>> >> <
 >
>> >>  wrote:
>> >> >
>> >> > Hi everybody,
>> >> >
>> >> > I'm developing a web service in Java on a system that needs to
>> >> > provision, create, remove nodes.
>> >> >
>> >> > I have this restriction that the web service must be developed in
>> >> > Java.
>> >> > This web service must:
>> >> >
>> >> >  1 - create nodes on different Cloud environments (EC2, rackspace,
>> >> > openstack, etc)
>> >> >  2 - Bootstrap these nodes with chef and one or 2 roles
>> >> >
>> >> > How do you suggest creating this web service? I thought about doing
>> >> > system calls to knife, but I don't think this is a good idea. Is
>> >> > there any
>> >> > Java specific library that is similar to knife, a library that I can
>> >> > provision cloud nodes (like knife ec2) and bootstrap chef (life knife
>> >> > bootstrap)?
>> >> >
>> >> > Thank you very much for the help
>> >> >
>> >> > Daniel Cukier
>> >
>
>