aws-parameter-store

aws-parameter-store

!/bin/bash

env_is_prod() {
        local instance_id=$(ec2-metadata -i | cut -d ' ' -f2)
        local tag=$(aws ec2 describe-tags --region sa-east-1 --filter "resource-type=instance" --filter "Name=resource-id,Values=$instance_id" | jq -
r '.Tags[] | select(.Key=="env" and .Value=="prod")')
        [ -n "$tag" ]
}

if env_is_prod; then
        param_prefix=/backend/prod/db
else
        param_prefix=/backend/homolog/db
fi

host=$(aws ssm get-parameters --region sa-east-1 --name $param_prefix/hostname | jq -r '.Parameters[0].Value')
db=$(aws ssm get-parameters --region sa-east-1 --name $param_prefix/dbname | jq -r '.Parameters[0].Value')
user=$(aws ssm get-parameters --region sa-east-1 --name $param_prefix/master_user | jq -r '.Parameters[0].Value')
pass=$(aws ssm get-parameters --region sa-east-1 --name $param_prefix/master_pass --with-decryption | jq -r '.Parameters[0].Value')

cat <<__EOF__
DB_HOST=$host
DB_NAME=$db
DB_USER=$user
DB_PASS=$pass
__EOF__