Running into an issue with an ECS task definition ``` Client

Question

Running into an issue with an ECS task definition ``` ClientException Environment variable name cannot be null or blank ``` Seems to stem from the ContainerDefinitions <https gist github com urothis 197e866016a47d7f9db8e03596d2ef5b> Probably related to doing ``` environment new new Dictionary lt string object gt PG ENDPOINT potato PG READ ENDPOINT banana ASPNETCORE URLS test ``` Improperly

bored-oyster-3147 · Answer

Are you sure that `environment` key is expecting an array of dictionaries instead of just a dictionary

nice-scientist-89715 · Answer

``` aws ecs TaskDefinition api runner us development error aws ecs taskDefinition TaskDefinition resource api runner us development has a problem ECS Task Definition container definitions is invalid Error decoding JSON json cannot unmarshal object into Go struct field ContainerDefinition Environment of type ecs KeyValuePair Examine values at TaskDefinition ContainerDefinitions ``` When I try to remove the new

bored-oyster-3147 · Answer

My container definition is an object on the `environment` key and not an array I would examine the JSON that is being returned from `JsonSerializer Serialize` when you omit the `new ` and verify that it is valid

bored-oyster-3147 · Answer

I find that it is much easier in my infrastructure code to keep my container definition in a separate ` json` file and load it doing any necessary variable placement when I need the JSON Your gist is just a bunch of static fields without any variable replacement into your container definition so there really isn t any reason to have the added complexity of creating strongly typed objects to represent it and then serialize when you could just load an already valid JSON file

nice-scientist-89715 · Answer

I run 3 duplicate region stacks with different task definitions on each ``` name first image <http dkr ecr us west 2 amazonaws com 22 22environment 22 22PG ENDPOINT 22 22potato 22 22PG READ ENDPOINT 22 22banana 22 22ASPNETCORE URLS 22 22test 22 22cpu 22 10 22memory 22 512 22essential 22 true 22portMappings 22 22containerPort 22 5000 22hostPort 22 80 |dkr ecr us west 2 amazonaws com environment PG ENDPOINT potato PG READ ENDPOINT banana ASPNETCORE URLS test cpu 10 memory 512 essential true portMappings containerPort 5000 hostPort 80 > ```

nice-scientist-89715 · Answer

How does that compare with yours

bored-oyster-3147 · Answer

oh here is the issue with your environment shape it is expecting this ` environment name variable name value variable value `

bored-oyster-3147 · Answer

It is expecting an array of objects that each have the properties `name value` so it is not expecting a dictionary

nice-scientist-89715 · Answer

ah fun lemme whip that up real fast

bored-oyster-3147 · Answer

nice-scientist-89715 · Answer

``` environment Key PG ENDPOINT Value potato Key PG READ ENDPOINT Value banana Key ASPNETCORE URLS Value test ``` closer

bored-oyster-3147 · Answer

that worked instead of `name` weird

nice-scientist-89715 · Answer

Didn t work but it s atleast formatted correctly

bored-oyster-3147 · Answer

My container def files tend to look like this And then in my pulumi code I will load this file and just do a string replace of the ` variable `s

nice-scientist-89715 · Answer

``` namespace IAC Helpers public class DockerVarHelper public string name get public string value get public DockerVarHelper string Name string Value name = Name value = Value ```

nice-scientist-89715 · Answer

Ended up making this and it works as expected

nice-scientist-89715 · Answer

Much appreciated for the assistance