Ssh command fails when ssh agent try many identity files

[wnasich]

Description

Theeb ssh command attaches the identity file related to your EB instance, however ssh client not only offer the identity file specified with ssh param -i but also all other identity files that ssh agent has access on your machine. It causes a rejection with message "Too many authentication failures", when ssh agent presents to aws instance those identify files before the one ssh command specify with the param -i

Steps to reproduce

This can be reproduced by issuing a ssh command to your EB instance with more than 6 identify files in your ~/.ssh folder

Observed result

A rejection message : "Too many authentication failures" as below:

INFO: Running ssh -i file.pem ec2-user@--.--.--.--
Received disconnect from --.--.--.-- port 22:2: Too many authentication failures
Disconnected from --.--.--.-- port 22

Expected result

A successful ssh terminal prompt into EB instance

Additional environment details

1. OS: Linux
2. EBCLI version: 3.20.3