Puppet failing on all labs hosts, with:
```
yuvipanda@shinken-01:~$ sudo puppet agent -tv
Warning: Unable to fetch my node definition, but the agent run will continue:
Warning: Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL
Info: Retrieving plugin
Error: /File[/var/lib/puppet/lib]: Failed to generate additional resources using 'eval_generate': Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL
Error: /File[/var/lib/puppet/lib]: Could not evaluate: Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL Could not retrieve file metadata for puppet://virt1000.wikimedia.org/plugins: Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL
Info: Loading facts in /var/lib/puppet/lib/facter/lldp.rb
Info: Loading facts in /var/lib/puppet/lib/facter/projectgid.rb
Info: Loading facts in /var/lib/puppet/lib/facter/root_home.rb
Info: Loading facts in /var/lib/puppet/lib/facter/pe_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/ec2id.rb
Info: Loading facts in /var/lib/puppet/lib/facter/apt.rb
Info: Loading facts in /var/lib/puppet/lib/facter/default_gateway.rb
Info: Loading facts in /var/lib/puppet/lib/facter/puppet_vardir.rb
Info: Loading facts in /var/lib/puppet/lib/facter/puppet_config_dir.rb
Info: Loading facts in /var/lib/puppet/lib/facter/physicalcorecount.rb
Info: Loading facts in /var/lib/puppet/lib/facter/meminbytes.rb
Info: Loading facts in /var/lib/puppet/lib/facter/facter_dot_d.rb
Error: Could not retrieve catalog from remote server: Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL
Warning: Not using cache on failed catalog
Error: Could not retrieve catalog; skipping run
Error: Could not send report: Error 400 on SERVER: 'find' is already in the '/certificate_request' ACL
```