Start ECS using FunctionGraph and agency¶
Sample on how to start an ECS instance using an agency.
This sample show how to use functiongraph start an ECS instance using following credentials retrieved by the agency:
ctx.GetSecurityAccessKey()
ctx.GetSecuritySecretKey()
ctx.GetSecurityToken()
For complete source code, see samples-doc/functiongraph/fg-ecs-start on GitHub.
Deployment¶
Build deployment zip¶
To build the deployment zip, execute following command in folder: samples-doc/functiongraph/fg-ecs-stop
make all
This will create deploy.zip with code and dependencies included.
Create FunctionGraph function¶
Create function¶
Use OpentelekomCloud FunctionGraph console to create a function with following settings:
Create With: Create from scratch
Basic Information
Function Type Event Function
Region <YOUR REGION>
Function Name <YOUR FUNCTION NAME>
Agency Specify an agency with policy to start ECS instance
Runtime Go 1.x
Upload code¶
Use Upload -> Local ZIP and upload deploy.zip from previous step.
Configure function¶
In Configuration -> Basic Settings -> Handler: startECS
In Configuration -> Environment Variables add following variables:
Environment variable name |
Value |
Remarks |
|---|---|---|
INSTANCE_ID |
<ID of ecs instance> |
ID of ECS instance to start |
ECS_ENDPOINT |
<ecs endpoint> |
Default: ecs.eu-de.otc.t-systems.com, see Regions and Endpoints |
Create Test Event¶
In Code create a Test Event using “Blank Template” (Event is not used in function).
Test function¶
Click Test to test function.