In case some AWS VMs have no name (VMs not managed by openshift-online-ansible),
'./cluster.sh list' fails with the following error:
./cluster.sh list
/home/lenaic/doc/prog/RedHat/openshift-online-ansible/lib/aws_helper.rb:31:in `sort_by': comparison of Array with Array failed (ArgumentError)
from /home/lenaic/doc/prog/RedHat/openshift-online-ansible/lib/aws_helper.rb:31:in `sort_by!'
from /home/lenaic/doc/prog/RedHat/openshift-online-ansible/lib/aws_helper.rb:31:in `get_hosts'
from /home/lenaic/doc/prog/RedHat/openshift-online-ansible/lib/aws_command.rb:118:in `list'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/command.rb:27:in `run'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/invocation.rb:126:in `invoke_command'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor.rb:359:in `dispatch'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/invocation.rb:115:in `invoke'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor.rb:235:in `block in subcommand'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/command.rb:27:in `run'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/invocation.rb:126:in `invoke_command'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor.rb:359:in `dispatch'
from /home/lenaic/.gem/ruby/2.2.0/gems/thor-0.19.1/lib/thor/base.rb:440:in `start'
from ./cloud.rb:27:in `block in <main>'
from ./cloud.rb:25:in `chdir'
from ./cloud.rb:25:in `<main>'
With that fix, we get the expected result:
./cluster.sh list
Name Env State IP Address Created By
---- --- ----- ---------- ----------
UNSET UNSET running 54.152.46.170
test-openshift-master-92675686da test running 54.152.33.235 lenaic
test-openshift-node-2a43dcb0b4 test running 52.1.69.75 lenaic
test-openshift-node-94af201376 test running 54.86.4.149 lenaic