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December 11, 2015 05:58
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Wrapper to search EC2 machines by name tag. Shows only running instances.
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#!/usr/bin/env bash | |
if [ -z "$EC2_PRIVATE_KEY" ]; then | |
echo "EC2_PRIVATE_KEY is not defined" | |
exit 1 | |
fi | |
if [ -z "$EC2_CERT" ]; then | |
echo "EC2_CERT is not defined" | |
exit 1 | |
fi | |
OUTPUT=`ec2din --show-empty-fields --headers --filter="instance-state-name=running" --filter="tag:Name=$1"` | |
IFS=$'\n'$'\r' | |
INSTANCE_LINES=( $(echo "$OUTPUT"|grep "^INST"|cut -f 2,4,5,10,12) ) | |
NAME_LINES=( $(echo "$OUTPUT"|grep "^TAG"|grep "Name"|cut -f 3,5) ) | |
IFS=$'\t' | |
{ | |
echo -e "name\tinstance-id\tpublic-dns\tprivate-dns\ttype\tAZ" | |
for (( i=0; i<${#INSTANCE_LINES[*]}; i++ )) | |
do | |
# 0 - instance id | |
# 1 - public dns | |
# 2 - internal dns | |
# 3 - type | |
# 4 - AZ | |
INSTANCE_DETAILS=( ${INSTANCE_LINES[i]} ) | |
# 0 - instance id | |
# 1 - name tag | |
NAME_DETAILS=( ${NAME_LINES[i]} ) | |
# validate that it's the same instance? | |
echo -e "${NAME_DETAILS[1]}\t${INSTANCE_DETAILS[0]}\t${INSTANCE_DETAILS[1]}\t${INSTANCE_DETAILS[2]}\t${INSTANCE_DETAILS[3]}\t${INSTANCE_DETAILS[4]}" | |
done; | |
} | column -t |
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