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SolveSoul/ubuntu-patches-metrics.sh

Created May 26, 2020 06:17
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Extracts the pending (security) patches and sends them to AWS CloudWatch as a metric
Raw
ubuntu-patches-metrics.sh
#!/bin/bash
PATCHES=$(sed '2q;d' /var/lib/update-notifier/updates-available | grep -o '[0-9]*')
SECURITY_PATCHES=$(sed "3q;d" /var/lib/update-notifier/updates-available | grep -o '[0-9]*')
INSTANCE_ID=$(wget -q -O - http://169.254.169.254/latest/meta-data/instance-id)
UNIT="Count"
NAMESPACE="System/Linux"
aws cloudwatch put-metric-data --namespace $NAMESPACE --dimensions InstanceId=$INSTANCE_ID --unit $UNIT --metric-name "OperatingSystemUpdates" --value $PATCHES
aws cloudwatch put-metric-data --namespace $NAMESPACE --dimensions InstanceId=$INSTANCE_ID --unit $UNIT --metric-name "OperatingSystemSecurityUpdates" --value $SECURITY_PATCHES
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