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lecoueyl/aws_hosts_completion

Created July 4, 2017 05:32
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AWS ec2 instances hostname ssh completion
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aws_hosts_completion
#
# Autocomplete a ssh command with AWS instances hostname
# Put this file in /etc/bash_completion.d/ (Ubuntu)
#
# File containing ec2 instances hostname
HOSTS=/tmp/aws_hosts_list
_ssh_hosts()
{
local cur prev opts
COMPREPLY=()
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
opts=$(cat $HOSTS)
COMPREPLY=( $(compgen -W "$opts" -- ${cur}) )
return 0
}
complete -F _ssh_hosts ssh
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list_aws_hostname
#
# List all ec2 instances hostname in a single file every 30 minutes
# Note: you need to have AWS Command Line Interface installed
#
*/30 * * * * zenclerk aws ec2 describe-instances --query 'Reservations[].Instances[].Tags[?Key==`Name`].Value[]' --output text | tr '\t' '\n' > /tmp/aws_hosts_list
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lecoueyl commented Jul 4, 2017

The simplest solution I found to complete ssh command with the AWS ec2 instance's hostname

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