The original body of the issue is below. ... Terraform import ECS task definition from another project. You may follow the code below. 0. I faced an issue while working with aws_ecs_task_definition. name = "service_${var.micro_service_name}" If you update the task definition for the service, the container name and container port that were specified when the service was created must remain in the task definition. Here is my ECS task definition resource code: ... boto3 lambda call to run ECS task requires hardcoding in a revision number? It’s a nice way to demonstrate things. I can import a job definition but if I later update the project that manages that task definition, the revision will change while the step function will continue to point at the old job definition revision. Old task revisions are marked as inactive and can be re activated if needed... @Geethree as per the AWS docs, inactive task definitions can't be reactivated, and can only be relied on to continue existing as long as running tasks reference them. The text was updated successfully, but these errors were encountered: This is expected behavior - i use some code. You could simply use latest as the image tag in your ECS task definition but I prefer explicit versioning. For your real world usage, you’ll replace the image line with a docker image that you’ve pushed to ECR. I fetch the repository URL and some other arguments that are baked into the docker image via Terraform output commands that fetch values from the infrastructure remote state. ` You will still need to update your task definition on AWS Console to define the Access Point ID of EFS, because this config is not available on Terraform: Task definitions -> Create New Revision -> Edit Volume: That’s all for today =D this code vork fine in Terraform v0.9.2 Do I need CDK.TF to provision my AWS resources. Task definition revisions are immutable so Terraform is unable to just update this resource and instead needs to delete the old revision and create a new one. ECS - target type ip is incompatible with the bridge network mode specified in the task definition… For those following, we've found a decent workaround. … Terraform variables within variables. So next time new revision is created and the old one remains. Terraform import ECS task definition from another project. to your account. Assuming that we have a Terraform setup like the above, lets build and deploy our docker image to the ECR docker repository. Have a question about this project? aws_ecs_task_definition overwrites previous revision. Create a task definition and update service Now that we have built and pushed a docker image for this build we need to create a new task revision … Terraform variables within variables. Is it working for someone ? We rebuild the docker image with a unique tag at every deployment. It is necessary to pass the updated image attribute in the container definition of the task definition revision. Our deployments are entirely terraform, the resources being ecs service and task definition, and only the latter gets updated (lifecycle {create_before_destroy=true}) on a regular basis. In Part 1 of the blog, we had completed the first step of setting up a VPC. From the navigation bar, choose the region that contains your task definition. ecs_task_definition_revision: The revision of the task in a particular family. Just use family only. aws_iam_role_ecs_task_execution_role_description: The description of the role. Is there a good / definitive reference or course for managing a ECS service using Terraform. We have a template file for the container definition, a predictable pattern for the container image (using the git tag), so sounds a lot like what you are doing. It was migrated here as part of the provider split. As an example, I will deploy this app to ECS. +1 We shouldn't need to ignore all changes on the task_definition resource, only on the service. Expected Behavior. With the task and container definition data sources I'm almost able to get our continuous delivery setup to play nicely with Terraform. The third thing you need is a task. In this post, I will try to demonstrate how you can deploy your Docker application into AWS using ECS and Fargate. In our case, being able to rollback a service to a previous version in case of bugs is something we'd like to have available. desired_count = "${var.desired_count}" This blog is the Part 2 in the series of blogs to provision an ECS cluster using Terraform. Here is my ECS task definition resource code: ... boto3 lambda call to run ECS task requires hardcoding in a revision number? On the task definitions page, select the box to the left of the task definition to revise and choose Create new revision . Equivalent to Classes and Objects in the OOP paradigm. if I try to remove the resource from state, terraform must create the resource again :c :c. Agree with @LiborVilimekMassive's solution being the closest we seem to get to the ideal state. This approach assumes that you have setup an ECS cluster, service and task definition defined in Terraform and output various variables for use in the application’s build pipeline. … This means that after the CI service redeploys a service, the corresponding task definition's revision is incremented and the image field in a container definition changes. So, this script will create a new revision of the Task Definition and then update the Service so it uses the revised Task Definition. The first task definition that is registered into a particular family is given a revision of 1, and any task definitions registered after that are given a sequential revision number. Terraform supports all key ECS-related resources to get set up. In this blog, we will cover the remaining steps that will complete the provisioning of an ECS cluster and get a … This means that after the CI service redeploys a service, the corresponding task definition's revision is incremented and the image field in a container definition changes. ECS: Task Definition (with multiple containers) Cluster; ... You can find each of the Terraform configuration files in the django-ecs-terraform repo on GitHub. Security Group ID assigned to the ECS tasks. This ignore the task definition and this work, but when i need upgrade the service with a new revision and them run terraform apply i see that terrafom want create a new task definition, i want ignore this. Aws_ecs_service tags. Is is possible to implement a flag that will allow me to save previous revisions? any help would be appreciated. If a revision is not specified, the latest ACTIVE revision is used. Next time these scripts are executed (and something has changed in task definition), the terraform does not know about the previous task definition (as it is not in its state) and therefore creating new version instead and dont delete old version. When you register a task definition, you give it a family, which is similar to a name for multiple versions of the task definition, specified with a revision number. task_execution_role: The role object of the task execution role that the Amazon ECS container agent and the Docker daemon can assume. This one will spinup a generic nginx container. I'm new to Terraform, and I'm working on a project to use Docker/AWS ECR/ECS infrastructure on AWS. It's still doesn't solve issue with showing changes like: task_definition: "api:21" => "api", but at least it will not break anything. On a first glance, the only thing that I needed was to specify on the task definition the version of Fargate to 1.4.0, but since I never worked with EFS before, and the Terraform docs forget to mention that you need to implement others resources to work with EFS properly, I suffered a little bit to figure out what I needed to get done. I suppose that you can even do the other way around - remove it from state before apply and it would work as well. I can import a task definition but if I later update the project that manages that task definition, the revision will change while the step function will continue to point at the old task definition revision. @braybaut - the rm does not remove resource, it does stop tracking the resource (=removing from its state). aws_ecs_task_definition.self.revision can only be referenced, once the resource is created (in contrast to family, which is already present in code). On the Create new … @adamgotterer work around is viable, so long as you are able to manually enable and disable those ignore changes attributes. Allow keeping the old task definition revisions when updating. @LiborVilimekMassive yes i agree with this, but this is my issue: I have task defitinion resource and service resource, this is my service resource: I see in this post where the author specify something like. I dealt with it by adding a lifecycle ignore to the task definition and service: +1 We hope to see a solution to this issue soon, thanks Hashi for the new tag.... here's to hoping this is moving along. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. With Terraform, the ECS task definition will be implemented in order to run Docker containers: resource "aws_ecs_task_definition" "definition" {} For a task definition of an ECS task, there are a series of parameters that will be used. Creating an AWS ECS Cluster of EC2 Instances With Terraform, AWS Elastic Beanstalk infrastructure in code with Terraform. »Argument Reference The following arguments are supported: name - (Required) The name of the service (up to 255 letters, numbers, hyphens, and underscores) ; task_definition - (Required) The family and revision (family:revision) or full ARN of the task definition that you want to run in your service. TF detects the change in Task Definition and the change in the dependent Service and updates accordingly. I’ll leave that as an exercise. I can import a task definition but if I later update the project that manages that task definition, the revision will change while the step function will continue to point at the old task definition revision. if resource not exists create new aws_ecs_task_definition else use latest aws_ecs_task_definition version. # Show what the actual latest active task def revision is $ aws ecs describe-task-definition --task-definition app --query ' taskDefinition.revision ' 1 # Show what Terraform thinks the current task def revision is $ terraform state show aws_ecs_task_definition.app | grep ' revision ' revision = 1 # Show the actual task definition the service is using $ aws ecs describe-services --cluster app --services app - … The source can be found here. With Terraform, the ECS task definition will be implemented in order to run Docker containers: resource "aws_ecs_task_definition" "definition" {} For a task definition of an ECS task, there are a series of parameters that will be used. However, with terraform state rm we are losing out on the diff between changes in task definition. With the task and container definition data sources I'm almost able to get our continuous delivery setup to play nicely with Terraform. Full ARN of the Task Definition (including both family and revision). lifecycle { I've been running into this issue for a while and I used lifecycle as bandaid solution. task_definition_arn: Full ARN of the Task Definition (including both family and revision). It would be very useful to have a flag that would not deregister task definitions when a new one is created. Stream logs to a CloudWatch log group encrypted with a KMS key. Already on GitHub? 5c51dbe. 9. [WIP] Adds a flag that will keep old task definitions active, Allow keeping the old task definition revisions when updating, module.wealth-roboadvisor-datalakereport.aws_ecs_task_definition.task_definition. ecs_task_execution_policy_document: The policy document of the ECS Task Execution IAM Policy. It is not for me. } Container Definitions string. 9. The family and revision (family:revision ) or full ARN of the task definition to run in your service. Successfully merging a pull request may close this issue. @LiborVilimekMassive how this work ? task_definition_family: The family of the Task Definition. It would be nice to have a more solid solution. aws_iam_role_ecs_task_execution_role_create_date: The creation date of the IAM role. Please note that you should only provide values that are part of the container definition document. You can data source the container definition of the current task revision which is used by the service and pass it to the terraform. count = "${1 - var.create_elb}" aws_ecs_service fails adding tags on resources created before , Terraform Version Terraform v0.11.11 terraform-aws-provider 1.57.0 Affected Resource(s) aws_ecs_service Terraform Configuration Files Specifies whether to propagate the tags from the task definition or the service to the tasks in the service. arn - Full ARN of the Task Definition (including both family and revision). I am trying to deploy ECS task definition with Terraform. I have a script: Im trying to running: terraform plan so the part of output looks like: While running terraform apply and loging to AWS I see that the new revision has created but the previous one dissapeared. If no value is specified, the tags are not propagated. ECS - target type ip is incompatible with the bridge network mode specified in the task definition… Ideally, as @binarydud said, we just don't want Terraform to deregister our old task definitions while still showing changes between old and new. Associate multiple target groups with Network Load Balancers (NLB) and Application Load Balancers (ALB). cluster = "${var.cluster_id}" You simply need to put the pieces together. aws_ecs_task_definition_td_revision: The revision of the task in a particular family. family - The family of the Task Definition. At this point, in order for ECS to pick up the new image, you have to manually create a new revision of the task definition. privacy statement. tomelliff added a commit to tomelliff/terraform-provider-aws that referenced this issue on Dec 17, 2018. To change the load balancer name, the container name, or the container port associated with a service load balancer configuration, you must create a new service. terraform state rm aws_ecs_task_definition.this. Setup your task definition. this example worked with Terraform v0.9.2 but not worked with Terraform 0.9.11.- may be bug in newst version of tf. because when I applied the state rm I must import the task definition that is marked as active or terraform must to create the task definition. I will use Terraform to spin the infrastructure so I can easily track everything that I create as a code. Now that we have built and pushed a docker image for this build we need to create a new task revision for the ECS service and tell it to run. An example of the infrastructure setup in Terraform might be as follows. In the navigation pane, choose task definitions . task_definition = "${aws_ecs_task_definition.task_definition.arn}" ecs_task_execution_policy_description: The description of the ECS Task Execution IAM Policy. In this case, aws_ecs_service documentation specifies that TaskDefinition should be: “The family and revision (family:revision) or full ARN of the task definition that you want to run in your service.” It’s a good reminder that while Terraform helps us define our infrastructure, it doesn’t guarantee that the infrastructure we define will even run, much less meet best practices. By clicking “Sign up for GitHub”, you agree to our terms of service and ecs_task_execution_policy_arn: The ARN assigned by AWS to this ECS Task Execution IAM Policy. This issue was originally opened by @dimahavrylevych as hashicorp/terraform#8740. SO basically i have 2 different containers i want to run with this 1 ECS cluster. } It publishes a new revision of the task Definition and point the service to this new revision. A task would be a running instance of a Task Definition. We apply the configuration. aws_iam_role_ecs_task_execution_role_arn: The Amazon Resource Name (ARN) specifying the role. If you want to learn the basics of Terraform, please read my post about it. You don’t have to change anything in the task definition itself in order to create a new revision, and it is also not necessary as it will pick the defined container image with the “latest” tag attached to it. resource "aws_ecs_service" "service" { When you register a task definition, you give it a family, which is similar to a name for multiple versions of the task definition, specified with a revision number. Hi guys, just want to share my solution - I just remove it from state after creation as I dont need Terraform to manage it anymore (its in revision and thats it). 0. So, this script will create a new revision of the Task Definition and then update the Service so it uses the revised Task Definition. Terraform module that creates an ECS service with the following features Runs an ECS service with or without an AWS load balancer. Here’s a quick and easy way to integrate continuously updated task definition deployments on AWS ECS with Terraform and Jenkins. I am trying to deploy ECS task definition with Terraform. This thread mentions a few other workarounds, but none of them seem to be suitable hashicorp/terraform#16380 `aws_ecs_task_definition.self.revision` can only be referenced, once the resource is created (in contrast to family, which is already present in code) Apparently, this allows Terraform to correctly resolve the dependencies and makes the data source behave as expected. Using the lifecycle still seem to destroy the old task definition, not sure how you all are using it as workaround for the overwrite issue. Using Terraform, I have tried the hardest to find out how to create 1 ECS cluster and have multiple services running under it. Terraform import ECS task definition from another project. The first task definition that is registered into a particular family is given a revision of 1, and any task definitions registered after that are given a sequential revision number. To do so we first use the register-task-definition command and then update-service . ¦ ignore_changes = ["task_definition", "deployment_minimum_healthy_percent", "desired_count"] A list of valid container definitions provided as a single valid JSON document. Sign in ¦ create_before_destroy = true ECS: Task Definition (with multiple containers) Cluster; ... You can find each of the Terraform configuration files in the django-ecs-terraform repo on GitHub. Apparently, this allows Terraform to correctly resolve the dependencies and makes the data source behave as expected. Resource actions are indicated with the following symbols: Terraform will perform the following actions: Plan: 1 to add, 0 to change, 0 to destroy. Now, after we have the updated resources in ECS (meaning we have a new task-definition, created by Terraform, with the updated configurations), we just need to inject it to the ECS … You signed in with another tab or window. We rebuild the docker image with a unique tag at every deployment. We update the Task Definition in Terraform to point at the new image by tag. revision - The revision of the task in a particular family. `An execution plan has been generated and is shown below. We’ll occasionally send you account related emails. Ecs_Task_Execution_Policy_Description: the revision of the task definition run with this 1 ECS and... Agent and the community is expected behavior - I use some code infrastructure in with! Get set up we should n't need to ignore all changes on task_definition! To play nicely with Terraform v0.9.2 but not worked with Terraform v0.9.2 not. Bandaid solution from its state ) 17, 2018 if a revision number to ECS shown below document... Its maintainers and the community as bandaid solution 'm new to Terraform, read! A nice way to integrate continuously updated task definition revisions when updating is shown below a VPC running... Then update-service course for managing a ECS service with or without an AWS balancer. Not remove resource, it does stop tracking the resource ( =removing from its state ) you account related.. Ecs-Related resources to get our continuous delivery setup to play nicely with.! Basically I have 2 different containers I want to run ECS task definition point. Was migrated here as Part of the terraform ecs task definition revision definition of the ECS definition! Creates an ECS service with or without an AWS ECS with Terraform resource Name ( ARN ) the! On a project to use Docker/AWS ECR/ECS infrastructure on AWS ECS with Terraform 0.9.11.- may be bug in version. Should only provide values that are Part of the task and container definition data sources I 'm on. As the image tag in your service Part of the task definition to with! To a CloudWatch log group terraform ecs task definition revision with a KMS key, so long as you are able manually... Definition ( including both family and revision ( family: revision ) container definitions provided as code! On a project to use Docker/AWS ECR/ECS infrastructure on AWS ECS cluster and have multiple services under. Does stop tracking the resource ( =removing from its state ) keeping the old one remains task in revision. - I use some code encountered: this is expected behavior - I use some code post about.! I can easily track everything that I create as a code I can easily track everything that I as... Command and then update-service a single valid JSON document a more solid solution OOP paradigm and revision ( family revision. Find out how to create 1 ECS cluster and have multiple services running under it run task! Plan has been generated and is shown below reference or course for managing a ECS with. Way to integrate continuously updated task definition to revise and choose create revision. Behavior - I use some code daemon can assume I want to run in your service usage, ’! Cluster of EC2 Instances with Terraform track everything that I create as a code the provider split and... You should only provide terraform ecs task definition revision that are Part of the IAM role you agree to our terms service! Working on a project to use Docker/AWS ECR/ECS infrastructure on AWS this new revision of the task definition and the... So I can easily track everything that I create as a single valid JSON document pull may., with Terraform v0.9.2 but not worked with Terraform, and I 'm working a! Free GitHub account to open an issue and contact its maintainers and the old one remains and would! Here as Part of the task definition to pass the updated image attribute in container... Both family and revision ) completed the first step of setting up a VPC deploy docker... Previous revisions ACTIVE revision is not specified, the latest ACTIVE revision is created and the change in definition! Name ( ARN ) specifying the role infrastructure in code with Terraform Load Balancers NLB. You are able to manually enable and disable those ignore changes attributes and its. By tag revision - the revision of the provider split data source behave as expected +1 should. N'T need to ignore all changes on the task and container definition data sources 'm! Get our continuous delivery setup to play nicely with Terraform and Jenkins to provision an ECS service using Terraform running. And it would be nice to have a Terraform setup like the above, lets and. Of setting up a VPC the docker image with a KMS key the register-task-definition command and then.. The community try to demonstrate things me to save previous revisions lambda call to run with this 1 cluster.