{ "variables": { "access_key": "{{env `ALICLOUD_ACCESS_KEY`}}", "secret_key": "{{env `ALICLOUD_SECRET_KEY`}}" }, "builders": [{ "type":"alicloud-ecs", "access_key":"{{user `access_key`}}", "secret_key":"{{user `secret_key`}}", "region":"cn-beijing", "image_name":"packer_with_data_disk", "source_image":"centos_7_03_64_20G_alibase_20170818.vhd", "ssh_username":"root", "instance_type":"ecs.n1.tiny", "internet_charge_type":"PayByTraffic", "io_optimized":"true", "image_disk_mappings":[{"disk_name":"data1","disk_size":20},{"disk_name":"data1","disk_size":20,"disk_device":"/dev/xvdz"}] }], "provisioners": [{ "type": "shell", "inline": [ "sleep 30", "yum install redis.x86_64 -y" ] }] }