terraform.aws-baseline-infra/modules/ManagementGovernance/Monitoring.EC2/get-cwagent-device.sh

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#!/bin/bash
eval "$(jq -r '@sh "id=\(.input)"')"
aws cloudwatch list-metrics --namespace CWAgent --metric-name disk_inodes_free \
--dimensions Name=InstanceId,Value=$id Name=path,Value=/ | \
jq '.Metrics[] | .Dimensions[] | select ((.Name=="device") or (.Name=="fstype")) | { (.Name): (.Value)}' | \
jq -s 'add // {"device":"unknown", "fstype":"unknown"}'
exit 0
DEVICE=$(aws cloudwatch list-metrics --namespace CWAgent --metric-name disk_inodes_free \
--dimensions Name=InstanceId,Value=$id Name=path,Value=/ \
--query 'Metrics[].Dimensions[?Name==`device`].Value' --output text)
FSTYPE=$(aws cloudwatch list-metrics --namespace CWAgent --metric-name disk_inodes_free \
--dimensions Name=InstanceId,Value=$id Name=path,Value=/ \
--query 'Metrics[].Dimensions[?Name==`fstype`].Value' --output text)
jq -n --arg device "$DEVICE" --arg fstype "$FSTYPE" '{"device":$device,"fstype":$fstype}'