Elasticsearch pilot crash 0.1.0-alpha.1

[cehoffman]

Is this a BUG REPORT or FEATURE REQUEST?:

/kind bug

What happened:

Elasticsearch member went down for current as yet unknown reason, but failed to come back with crashes in pilot.

https://gist.github.com/461af9bd8a61460c0b2279bd2673cce2

What you expected to happen:

Pilot did not crash due to nil dereference.

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• Kubernetes version (use kubectl version):
• Cloud provider or hardware configuration**:
• Install tools:
• Others:

[cehoffman]

The failure to come up was network policy not allowing dns for discover. #192 (comment)