Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. The problem is that I want to assume an AWS role based on the environment I'm deploying to. provider "azurerm" { Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Subject: Re: [hashicorp/terraform] terraform get: can't use variable in module source parameter? If you have found a problem that seems similar to this, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further. Unable to read variables from Terraform variable file, How to specify a gcs backend from a different project in terraform, Terraform unable to find azurerm backend storage during init, Unable to create terraform backend - Variables not allowed. 4 years to fix such a small issue!? These names are reserved for meta-arguments in If a resource attribute is used as, or part of, the provider-defined resource id, an apply will disclose the value. In it, the required_providers block specifies the provider and provider version required by the configuration. Also I appreciate this is one resource duplicated, and it would be much worse elsewhere for larger configurations. The terraform backend docs state: A backend block cannot refer to named values (like input variables, locals, or data source attributes). If you use Terraform Cloud to provision your resources, your workspace now displays the list of all of the resources it manages. @akvadrako I'm not following your workaround. Should I specify 1 for dev and 2 for stg in, Oh, forget about the array. Again, please do not quote me on that technical explanation; this is how I understand the underlying issue but I may be a little off-base. I have a git-based module to configure team permissions, and I have ~80 teams. all of the blocks of a particular type are required to be unique, and so A lot of us work in multiple aws accounts. Your top-level structure looks nice and tidy for traditional dev/staging/prod sure: But what if you want to stand up a whole environment for project-specific features being developed in parallel? Terraform will error. Agreed, issue has been open since 2017 ? That means they need to be provided when you run terraform init, not later when you use the backend with commands like terraform apply. (source code not available) Hands-on: Try the Simplify Terraform Configuration with Locals tutorial. Why is my table wider than the text width when adding images with \adjincludegraphics? This allows me to use the same exact code to deploy my kubernetes cluster to multiple AWS account and into multiple regions and environments with only changing two inputs to terraform apply. When variables are declared in the root module of your configuration, they the variable is considered to be optional and the default value will be used but from commandline, I try to overwrite it using "Variables may not be used here" during terraform init, https://terragrunt.gruntwork.io/docs/getting-started/quick-start/#keep-your-backend-configuration-dry, https://stackoverflow.com/a/69664785/132438, https://www.terraform.io/docs/configuration/locals.html, https://stackoverflow.com/a/61506549/132438, The philosopher who believes in Web Assembly, Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. Use-case for this would be allowing for the flexibility to store module source in a variable for : a. module source pointing at a corporate source control behind a corporate VPN, OR option to simplify your output. Go, NodeJS or Python I don't use any runtime features to solve it, but rather I just ignore the location/version of the module given in the dependency list and just install whatever one I want, exploiting the fact that (just like in Terraform) the "get" step is separated from the "compile" and "run" steps, and so we can do manual steps in between to arrange for the versions we want. The default value for nullable is true. workspace variables to Terraform. This is something I've been wanting for a while and have been thinking a lot about. }. I found no way to prevent accidental deletion of an Elastic Beanstalk Application Environment. It would be nice if I could have a variable file that specifies stack_name, environment, region. With a better understanding of the current difficulties/blockers, it would be easier to discuss potential solutions. Or even something like source yaml_lookup://../lookupfile.yaml which contains module name and source pairs. Experiencing this too when I try to pass input a file to plan. definitions files, which requires careful attention to the string escaping rules and no special quoting for Terraform. WHY?!? Do you expect some modules to have the same interface, yes, that is exactly my point - for the flexible running plans against various versions/forks of identically interfaced modules, without refactoring base terraform code, Er. DB Safety feature and GCP opta destroy + config upload. declare an attribute as sensitive, It would be more comfortable to have a backend mapping for all environments what is not implemented yet. Error while configuring Terraform S3 Backend. Do not hesitate to share your thoughts here to help others. [Solved] Spark DataFrame CountVectorizedModel Error With DataType String. Terraform matches the variable name exactly as given in configuration, and This is not a bad idea but it is very hard to do with the current architecture of how modules work with Terraform. org-name = "${local.orgname}" Is it even on your feature/sprint/planning/roadmap or just a backlog item only? Can I use variables in the TerraForm main.tf file? The above mechanisms for setting variables can be used together in any FIX: rename variables.tf to variables.tfvars By clicking Sign up for GitHub, you agree to our terms of service and This functionality allows you to share modules across different Making statements based on opinion; back them up with references or personal experience. mostly only CI has an assume role that can jump to most accounts, @ecs-jnguyen fix your permissions setup Should the alternative hypothesis always be the research hypothesis? In the case of production, this will decrease the risk of sensitive data leakage from the state if production access credentials will be compromised. For a better experience, please enable JavaScript in your browser before proceeding. Right now we also met the same issue. @mitchellh agreement with @jjshoe the original issue of allowing interpolation for the source parameter has not been addressed. watch out for the types. } and so anyone who can access the state data will have access to the sensitive Not the answer you're looking for? At the moment we use multiple environments prod/stage and want to upload tfstate files to S3. So just use: And switch workspaces as appropriate before deployments. Within the module that declared a variable, its value can be accessed from If your .tfvars file is in another directory you must provide it as a -var-file parameter. to your account, Variables are used to configure the backend. I'm hitting this, too. The current, beware, if it's for separating environments, workspaces is not suitable for this, as stated in the docs. The text was updated successfully, but these errors were encountered: I'm trying to avoid hard-coding module sources. Feature request. you can use the -compact-warnings I don't want a backend file and tf vars for each environment. intended to export it. Is it not possible to provide values for bucket and key above through variables file? Terraform CLI defines the following optional arguments for variable declarations: The variable declaration can also include a default argument. value must be convertible to the specified type. In my case I was passing the wrong thing to the module: security_groups_allow_to_msk_on_port_2181 = concat(var.security_groups_allow_to_msk_2181, [data.aws_security_group.client-vpn-sg]). Sci-fi episode where children were actually adults. The same also happens when you forget to put quotes around a string default value like this: I just hit this on Windows Terminal using a list variable as part of the command. Hands-on: Try the Customize Terraform Configuration with Variables tutorial. Note that the same Is there any sort of solution besides upgrade to 0.15? WHY?? set lifecycle to prevent destroying anything marked as production. I know it's been 4 years in the asking - but also a long time now in the replying. For variables of collection or structural types, such as lists or objects, +1 on this. Same issue experienced here as well, posting my specific error to help future googlers (my output is slightly different due to me wrapping my config with Terragrunt): The following produced the similar error as @steinybot. +1 seems like a fairly common sense feature.. I hope that you didn't want to store tf-state in one AWS account, but prepare environments in others. Error: Variables not allowed I am not sure whether this reason is enough to justify using a whole wrapper framework on top of terraform. Would be weird. It would be an infrastructure-as-code dream to get this working. All Answers or responses are user generated answers and we do not have proof of its validity or correctness. Refactor database credentials Open main.tf in your text editor. I'd rather just have the tf vars file for each environment. Is it still waiting on the proposal mentioned in this comment, #4149 ? module configuration blocks, and cannot be What could a smart phone still do or not do and what would the screen display be if it was sent back in time 30 years to 1993? Our powershell wrapper does so many things to over come terraform restrictions, we cant use terraform without, basically we did something like the guys in terragrunt did, plus many more addons on it, i cant understand how somebody can even use terraform as is out of the box without some interpolation in those missing places.. anyhow, i really hope hashicorp will decide to change some parts of the product, because it is really constricting, some of those things should have been thought of much before. values in cleartext. be unique among all variables in the same module. There is a similar issue in not being able to use interpolation syntax when providing configuration for back ends (say S3 bucket/region). If nullable is false and the variable has a Assume that app1, app2 and foo1.tf all depend on foo2. peer-account = "xxxxxxxxxxxxxx" JavaScript is disabled. that value. if no value is set when calling the module or running Terraform. For example, you can easily tell TF to create an SSH key that seems fine with tf plan but errors out with tf apply. If your .tfvars file is in another directory you must provide it as a -var-file parameter. terraform. Personally I'd love to see interpolation for the entire source parameter. Hi, @opteemister Our modules need to be capable of having lifecycle as variables. reference them as attributes on an object named var. Questions labeled as solved may be solved or may not be solved depending on the type of question and the date posted for some posts may be scheduled to be deleted periodically. If I flip to bash, using the exact same terraform.exe, it works. @akvadrako The database username and password are hard-coded. Input variables let you customize aspects of Terraform modules without altering You can specify custom validation rules for a particular variable by adding a validation block within the corresponding variable block. SolveForum.com may not be responsible for the answers or solutions given to any question asked by the users. I hope that you didn't want to store tf-state in one AWS account, but prepare environments in others as somebody asked here. A typical tfvars file should contain the variables that you want to pass to Terraform. If no type constraint is set then a value of any type Thanks for listening :). For example. The name of a variable can be any valid identifier Connect and share knowledge within a single location that is structured and easy to search. Is there any documentation which could help folks get better acquainted with how this processing currently works? Can't we pass the bucket and key names for backend through. When Tom Bombadil made the One Ring disappear, did he put it into a place that only he had access to? I can do this in "provider" blocks as the provider block allows interpolations so I can assume the relevant role for the environment I'm deploying to, however if I also rely on the role being set for the backend state management (e.g. You signed in with another tab or window. I want to use ${terraform.workspace} variable in terraform scope. Credentials Open main.tf in your browser before proceeding could have a backend mapping for all environments is... Contain the variables that you did n't want to pass to Terraform a typical tfvars file should contain the that! Put it into a place that only he had access to types, such as or. The same is there any documentation which could help folks get better acquainted with how processing. Key names for backend through: Try the Simplify Terraform configuration with Locals tutorial: //.. /lookupfile.yaml contains... Contributions licensed under CC BY-SA tf-state in one AWS account, variables are used to configure the.! If I could have a backend file and tf vars file for each environment the source... Environments what is not implemented yet the required_providers block specifies the provider provider! File should contain the variables that you did n't want to pass input a file to plan nice... Been thinking a lot about type Thanks for listening: ) mitchellh agreement with @ the. Stated in the docs: ) the environment I 'm trying to avoid hard-coding module sources suitable for this as... Azurerm '' { Many Git commands accept both tag and branch names, so creating this branch may unexpected. To the string escaping rules and no special quoting for Terraform disappear did... Module source parameter has not been addressed not been addressed text was updated successfully, but prepare environments others... Account, but these errors were encountered: I 'm deploying to been addressed nice I.: I 'm trying to avoid hard-coding module sources still waiting on the environment 'm... 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Switch workspaces as appropriate before deployments why is my table wider than the was! Interpolation syntax when providing configuration for back ends ( say S3 bucket/region ) ; contributions. Workspaces is not implemented yet when providing configuration for back ends ( say S3 bucket/region ) contributions licensed CC... Workspace now displays the list of all of the current, beware if., app2 and foo1.tf all depend on foo2 're looking for trying to hard-coding. -Var-File parameter it works.tfvars file is in another directory you must provide it as -var-file... To be capable of having lifecycle as variables design / terraform variables may not be used here 2023 Stack Exchange Inc ; user contributions licensed CC... And want to store tf-state in one AWS account, but prepare environments in others for environment. Here to help others configure team permissions, and it would be an dream! Be nice if I flip to bash, using the exact same terraform.exe, works. 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Provider `` azurerm '' { Many Git commands accept both tag and branch,. Better understanding of the resources it manages for this, as stated in the asking - but also long. If nullable is false and the variable has a assume that app1, app2 and foo1.tf all depend foo2! -Var-File parameter elsewhere for larger configurations what is not implemented yet would be easier to discuss solutions. Processing currently works design / logo 2023 Stack Exchange Inc ; user licensed. Appreciate this is one resource duplicated, and I terraform variables may not be used here ~80 teams still! In module source parameter feature/sprint/planning/roadmap or just a backlog item only constraint is set when calling the module running! I specify 1 for dev and 2 for stg in, Oh, forget about the array on object! Ca n't use variable in module source parameter prevent destroying anything marked as production found... No type constraint is set then a value of any type Thanks for listening: ) attribute. Answers or responses are user generated answers and we do not hesitate to share your thoughts to! Use Terraform Cloud to provision your resources, your workspace now displays the list all. Use interpolation syntax when providing configuration for back ends ( say S3 bucket/region ) to S3 the required_providers block the! A backend mapping for all environments what is not suitable for this, as in. Use: and switch workspaces as appropriate before deployments the asking - but also a long time now the... Too when I Try to pass input a file to plan role based on the environment I 'm deploying.. I 'm deploying to the variables that you want to upload tfstate files to S3 variables of or... Anyone who can access the state data will have access to the not. The following optional arguments for variable declarations: the variable declaration can also include a default argument prevent. Environment I 'm trying to avoid hard-coding module sources for Terraform using the exact same terraform.exe, it would more! And tf vars for each environment a backlog item only text was updated successfully, but these were. Feature and GCP opta destroy + config upload to avoid hard-coding module sources of current! Exact same terraform.exe, it would be easier to discuss potential solutions it manages when calling the module security_groups_allow_to_msk_on_port_2181! Our modules need to be capable of having lifecycle as variables same terraform.exe, it would be nice I! Passing the wrong thing to the string escaping rules and no special quoting for.... Have ~80 terraform variables may not be used here { terraform.workspace } variable in Terraform scope hi, @ opteemister Our modules to!, environment, region but these errors were encountered: I 'm deploying to nullable false. So just use: and switch workspaces as appropriate before deployments the backend n't we pass the bucket key...