add examples

examples/ucloud/ubuntu.json

@@ -0,0 +1,29 @@
+{
+  "variables": {
+    "ucloud_public_key": "{{env `UCLOUD_PUBLIC_KEY`}}",
+    "ucloud_private_key": "{{env `UCLOUD_PRIVATE_KEY`}}",
+    "ucloud_project_id": "{{env `UCLOUD_PROJECT_ID`}}"
+  },
+
+  "builders": [{
+    "type": "ucloud-uhost",
+    "public_key":"{{user `ucloud_public_key`}}",
+    "private_key":"{{user `ucloud_private_key`}}",
+    "project_id": "{{user `ucloud_project_id`}}",
+    "region": "cn-bj2",
+    "availability_zone": "cn-bj2-02",
+    "instance_type": "n-basic-2",
+    "source_image_id":"uimage-irofn4",
+    "ssh_username":"ubuntu",
+    "image_name": "packer-test-ubuntu-bj"
+  }],
+  "provisioners": [{
+    "type": "shell",
+    "inline": [
+      "sudo visudo",
+      "ubuntu ALL = NOPASSWD: /usr/local/sbin/apt-get",
+      "sudo apt-get update",
+      "sudo apt-get install -y mysql"
+    ]
+  }]
+}