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Fix: shutdown()がderegister後にexitせず終了処理が非決定的になる問題を修正 #9

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Merged
matchan26 merged 1 commit into from
Jul 21, 2026
Merged

Fix: shutdown()がderegister後にexitせず終了処理が非決定的になる問題を修正 #9

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9 changes: 7 additions & 2 deletions ssm-agent.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -14,10 +14,15 @@ function activate(){

function shutdown(){
echo "start shutdown process ..."
instance_id=$(cat /var/lib/amazon/ssm/registration | jq -r .ManagedInstanceID)
aws ssm deregister-managed-instance --instance-id $instance_id
if [ -f /var/lib/amazon/ssm/registration ]; then
instance_id=$(cat /var/lib/amazon/ssm/registration | jq -r .ManagedInstanceID)
if [ -n "${instance_id}" ] && [ "${instance_id}" != "null" ]; then
aws ssm deregister-managed-instance --instance-id $instance_id
fi
fi
kill $(pgrep amazon-ssm)
echo "shutdown process completed."
exit 0
}

function start(){
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