sh jqでinstance-id，名称取得

Posted 2021-05-06

# https://stackoverflow.com/questions/42427725/using-jq-convert-array-of-objects-to-object-with-named-keys

aws ec2 describe-instances | jq '.Reservations|map(.Instances|map(select(.State.Code == 16) | {"InstanceId":.InstanceId, "Name": (if (.Tags|length) > 0 then (.Tags[]| select(.Key=="Name").Value) else "none" end)})[])|map({(.InstanceId): .Name})|add'

 aws ec2 describe-instances | jq '.Reservations[]|.Instances[] | select(.State.Code == 16) | {"InstanceId":.InstanceId, "Name": (if (.Tags|length) > 0 then (.Tags[]| select(.Key=="Name").Value) else "none" end)}'