update function compute sample

Author: mosuke5

function_compute_sample/README.md

@@ -14,6 +14,16 @@ $ vim terraform.tfvars
  => Edit variables with your favorite editor.
 ```
 
+Upload sample code to OSS bucket as `function_compute.py.zip`.
+```python
+import logging
+
+def handler(event, context):
+  logger = logging.getLogger()
+  logger.info('hello world')
+  return 'hello world'
+```
+
 Deploy to Alibaba Cloud
 ```
 $ terraform apply

function_compute_sample/terraform.tf

@@ -1,19 +1,18 @@
 variable "account_id" {}
 variable "access_key" {}
 variable "secret_key" {}
-varuable "oss_bucket" {}
+variable "oss_bucket" {}
 variable "region" {}
-variable "zone" {}
 
 provider "alicloud" {
   access_key = "${var.access_key}"
   secret_key = "${var.secret_key}"
   account_id = "${var.account_id}"
-  region = "${var.region}"
+  region     = "${var.region}"
 }
 
 resource "alicloud_log_project" "example" {
-  name       = "fc-log-20180730"
+  name        = "fc-log-20180730"
   description = "created by terraform"
 }
 
@@ -23,66 +22,73 @@ resource "alicloud_log_store" "example" {
 }
 
 resource "alicloud_ram_role" "role" {
-  name = "fc-role"
-  services = ["fc.aliyuncs.com"]
+  name        = "fc-role"
+  services    = ["fc.aliyuncs.com"]
   description = "this is a role test."
-  force = true
+  force       = true
 }
 
 resource "alicloud_ram_policy" "policy" {
   name = "fc-policy"
+
   statement = [
-          {
-            effect = "Allow"
-            action = ["log:PostLogStoreLogs"]
-            resource = [
-              "acs:log:*:*:project/${alicloud_log_project.example.name}/logstore/${alicloud_log_store.example.name}"]
-          },
-          {
-            effect = "Allow"
-            action = ["oss:*"]
-            resource = ["*"]
-          }
-          ]
+    {
+      effect = "Allow"
+      action = ["log:PostLogStoreLogs"]
+
+      resource = [
+        "acs:log:*:*:project/${alicloud_log_project.example.name}/logstore/${alicloud_log_store.example.name}",
+      ]
+    },
+    {
+      effect   = "Allow"
+      action   = ["oss:Get*"]
+      resource = ["acs:oss:*:*:${var.oss_bucket}"]
+    },
+  ]
+
   description = "this is a policy test"
-  force = true
+  force       = true
 }
 
 resource "alicloud_ram_role_policy_attachment" "attach" {
   policy_name = "${alicloud_ram_policy.policy.name}"
   policy_type = "${alicloud_ram_policy.policy.type}"
-  role_name = "${alicloud_ram_role.role.name}"
+  role_name   = "${alicloud_ram_role.role.name}"
 }
 
 resource "alicloud_fc_service" "foo" {
-  name = "my-fc-service"
-  description = "created by tf"
+  name            = "my-fc-service"
+  description     = "my fc service for terraform test"
   internet_access = false
-  role = "${alicloud_ram_role.role.arn}"
+  role            = "${alicloud_ram_role.role.arn}"
+
   log_config = [
     {
-      project = "${alicloud_log_project.example.name}"
+      project  = "${alicloud_log_project.example.name}"
       logstore = "${alicloud_log_store.example.name}"
-    }
+    },
   ]
 }
 
 resource "alicloud_fc_function" "foo" {
-  service = "${alicloud_fc_service.foo.name}"
-  name = "hello-world"
-  description = "tf unit test"
-  oss_bucket = "${var.oss_bucket}"
-  oss_key = "function_compute.py.zip"
+  service     = "${alicloud_fc_service.foo.name}"
+  name        = "hello-world"
+  description = "my fc function for terraform test"
+  oss_bucket  = "${var.oss_bucket}"
+  oss_key     = "function_compute.py.zip"
   memory_size = "512"
-  runtime = "python2.7"
+  runtime     = "python2.7"
+  handler     = "function_compute.handler"
 }
 
 resource "alicloud_fc_trigger" "foo" {
-  service = "${alicloud_fc_service.foo.name}"
-  function = "${alicloud_fc_function.foo.name}"
-  name = "hello-trigger"
-  type = "timer"
+  service    = "${alicloud_fc_service.foo.name}"
+  function   = "${alicloud_fc_function.foo.name}"
+  name       = "hello-trigger"
+  type       = "timer"
   source_arn = "test"
+
   config = <<EOF
     {
         "payload": "aaaaa",