I, on the other hand, need to authenticate myself to GCS. Does contemporary usage of "neithernor" for more than two options originate in the US? Adding required parameters from the command line, in the absence of being able to actually using variables within backend, is simply suboptimal. A local value assigns a name to an expression , so you can use the name multiple times within a module instead of repeating the expression. so while I'm bummed that this doesn't work, I understand that I shouldn't expect it to. <, With workarounds being provided and they intentionally made it this way, not likely we will see parameters in the source line. Have a question about this project? In this case, when dealing with review/staging deployment, many people may have admin access to the infra but they will not break the state. be unique among all variables in the same module. Have you considered fixing your permission setup? Perhaps it's better to just give accross account access to the user / role which is being used to deploy your terraform. variable "aad_allowed_tenants" { In this case with above backend definition leads us to this Error: Is there a workaround for this problem at the moment, documentation for backend configuration does not cover working with environments. But otherwise they are very alike, but the first one fails, while the last one doesn't. Is Hashcorp looking to resolve this issue? I agree most of the problems they are solving are artificial. so the required environment variable name will usually have a mix of upper This also reduces "noise" in the notification feed for folks following this issue. Making statements based on opinion; back them up with references or personal experience. It's not pretty but it works, and is hidden away in the module for the most part: Module originated prior to 0.12, so those conditionals could well be shortened using bool now. Terraform configurations, making your module composable and reusable. Did Terraform change Partial Configuration? Is it not possible to provide values for bucket and key above through variables file? 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. value = var.aad_allowed_tenants[0] terraform. AWS RDS has a deletion_protection option that is easy to set. Am I doing something wrong, or is it a bug with the Terraform / AWS Provider? and lower case letters as in the above example. Use Raster Layer as a Mask over a polygon in QGIS. It looks like: It seems it's not really possible to set nested key/value in the command line argument: backend "s3" { Variables may not be used here. Hands-on: Try the Simplify Terraform Configuration with Locals tutorial. How to create a storage account for a remote state dynamically? All Answers or responses are user generated answers . } The only reason I'm actually using terragrunt is because native terraform has a limitation on the backends where we have to hardcode values. environment variables (set by the shell where Terraform runs) and expression Would also like to see support for livecycle.prevent_destroy = var.A_STATIC_VAR. Sign in from the perspective of the user of the module rather than its maintainer. Error: No value for required variable on main.tf line 6: 6: variable "vnet_address_space" { The root module input variable "vnet_address_space" is not set, and has no default value. From: josephcaxton Individually, with the -var command line option. This is logged as an issue on the official terraform repository here: When running Terraform in an automation tool running on an Amazon EC2 instance, consider . We use workspaces for different AWS environments and wanted to use different buckets for each workspace, but it looks like it is not possible. I wrote my comment just to rise the issue up and let people know that more people are desiring that feature. might be included in documentation about the module, and so it should be written a variable definitions file (with a filename ending in either .tfvars It would be nice if I could have a variable file that specifies stack_name, environment, region. Default Error: Variables not allowed on provider.tf line 9, in terraform: 9: bucket = "data-pf-terraform-backend-${terraform.workspace}" Variables may not be used here. (source code not available) Input Variables on the Command Line. Type Constraints. The fix is to add the validation so you get something a bit more clear rather than "error downloading module" I guess. default value, then Terraform uses the default when a module input argument is null. to require a complex value (list, set, map, object, or tuple), Terraform will When nullable is true, null How to pass variables for Terraform S3 Backend resource? On Sat, Oct 20, 2018, 10:17 AM Matthew Tuusberg ***@***. Please, this is really frustrating. Has Hashicorp given any reasoning as to why they're not fixing this? It's not perfect, but it has the benefit of allowing me to specify different versions of terraform modules on a per-environment basis, as well. Error: No value for required variable on variables.tf line 1: 1: variable " foo " { The root module input variable " foo " is not set, and has no default value. I'd like to do something like (sorry, for the wrapper in Node.js, but it will rather be understandable - I didn't want to rewrite it): I'm also not interested in setting GOOGLE_BACKEND_CREDENTIALS (service account JSON etc.) Not the answer you're looking for? 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. I don't want a backend file and tf vars for each environment. providers = { Swing and a miss on this one. This is where the concept of Terraform Workspaces comes in!! Thanks for contributing an answer to Stack Overflow! is a valid value for the variable, and the module configuration must always null within the module. variables (used to indirectly represent a value in an The only way for now is to use a wrapper script that provides env variables, unfortunately. Funny thing is when I do it with another variable, that has the same structure, I don't get this error. If present, When Terraform interprets values, either hard-coded or from variables, it will convert them into the correct type if possible. This includes specifying where to find the Terraform configuration files, any extra arguments to pass to the terraform CLI, and any hooks to run before or after calling Terraform. to assign complex-typed values, like lists and maps. sequence of Terraform commands in succession with the same variables. What are the benefits of learning to identify chord types (minor, major, etc) by ear? I overpaid the IRS. I've knocked up a bash script which will update TF_VAR_git_branch every time a new command is run from an interactive bash session. privacy statement. Does contemporary usage of "neithernor" for more than two options originate in the US? If you provide values for undeclared variables defined as environment variables source = "./iam/customer/${local.orgname}" bucket = "ops" Works great. Can someone please tell me what is written on this score? One very specific complexity with this is that currently modules need to be pre-fetched using terraform get prior to terraform plan, and currently that command does not take any arguments that would allow you to set variables.By the time plan is running, Terraform is just thinking about the module name and paying no attention to the module source, since the module is assumed to already be . For many features being developed, we want our devs to spin up their own infrastructure that will persist only for the length of time their feature branch exists to me, the best way to do that would be to use the name of the branch to create the key for the path used to store the tfstate (we're using amazon infrastructure, so in our case, the s3 bucket like the examples above). JavaScript is disabled. Function calls not allowed on provider.tf line 9, in terraform: 9: bucket = element(local.BUCKET_NAME, 1) Functions may not be called here. I'd expect this to be a bit more verbose. To learn more, see our tips on writing great answers. I'm trying to avoid hard-coding module sources; the simplest approach would be: The result I get while attempting to run terraform get -update is. commentary for module maintainers, use comments. Microservices are better versioned and managed discretely per component, rather than dumped into common prod/staging/dev categories which might be less applicable on a per-microservice basis, each one might have a different workflow with different numbers of staging phases leading to production release. Fast-changing terraform modules - tracking module git commit? May 13, 2021 at 6:08. The name of a variable can be any valid identifier Also be sure what type of object you are receiving: is it a list? Hi all, judging by the comments above, -backend-config is probably the preferred way for now. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, This does not work, I still receive "variables not allowed here", I think this answer is incomplete as I still get, It should mention that you can't address a local in your tfvars, and should instead replace the variable with a local.something (at that point you could remove the local altogether). Why does the second bowl of popcorn pop better in the microwave? Not the answer you're looking for? the last value it finds, overriding any previous values. So working with different accounts is normal. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Why hasn't the Attorney General investigated Justice Thomas? However, I am trying to use it with assume_role_tags on s3 backend. That setup does have permissions issues but it is still possible. This happens for resource types where The terraform block supports the following arguments: Hands-on: Try the Customize Terraform Configuration with Variables tutorial. the variable value from your Terraform call. Hashicorp locked down 3116. But it doesn't make the life easier. Sorry you are having an issue with this, but the configuration_aliases argument was added in the 0.15 release. Adding required parameters from the command line, in the absence of being able to actually using variables within backend, is simply suboptimal. Not the answer you're looking for? http://bensnape.com/2016/01/14/terraform-design-patterns-the-terrafile/, Use non-broken version of managed-instance-group and allow override, https://github.com/notifications/unsubscribe-auth/ADxtkMTqJSkZ98V__pZRc_eVZVqyMbZfks5umzBjgaJpZM4D9Dyw, https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fhashicorp%2Fterraform%2Fissues%2F1439%23issuecomment-444504173&data=02%7C01%7Cgarin.kartes%40alaskaair.com%7C1692108d43a74281574e08d65abe4217%7C0f44c5d442b045c2bf55d0fea8430d33%7C1%7C0%7C636796170540379315&sdata=44aW3hZTTeccEDntjYPI03TeU11tqXtlJSKfJThwknk%3D&reserved=0, https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fnotifications%2Funsubscribe-auth%2FARwnyDDvgV-3yvBNCAQes2gsVqzbYiZNks5u19iXgaJpZM4D9Dyw&data=02%7C01%7Cgarin.kartes%40alaskaair.com%7C1692108d43a74281574e08d65abe4217%7C0f44c5d442b045c2bf55d0fea8430d33%7C1%7C0%7C636796170540389334&sdata=99pGIuhS1Td8MJQahoDjOJnsCWJGguO6x9amTi4BZco%3D&reserved=0, Feature Request : Module versioning for S3 source. How Do I Avoid Repeating A Variable In Terraform? I had the same error message when the first argument was also enclosed in [] (brackets), since it already was a list. The best workaround I have found is by using putting something like this in override.tf. +1 on this. The chosen direction to implement support for just the version is very limiting. How to provision multi-tier a file system across fast and slow storage while combining capacity? Either way, my vote for unblocking this capability (understanding it isn't simple, given current architecture) stems from wanting the ability (as a user) to choose whether or not a variable in the module source is a good decision for my code. I'm hitting this, too. Please vote for the answer that helped you in order to help others find out which is the most helpful answer. app1: repo1/foo2.tf Please help! There's no way for me to delete buckets in a test account and set protection in a production account. I got it by providing a list variable with following input: [name1,name2,name3] Has Hashicorp given any reasoning as to why they're not fixing this? value from within the module. That's a lot of wet, brittle code that won't stand up to any significant change in the repository structure. can serve as helpful reminders for users of the module, and they same error. However, the s3 backend docs show you how you can partition some s3 storage based on the current workspace, so each workspace gets its own independent state file. We use GitHub issues for tracking bugs and enhancements, rather than for questions. value definition. I am using Terraform snowflake plugins. Making statements based on opinion; back them up with references or personal experience. Bits of relevant code: Truly confusing error message. you to also mark the output value itself as sensitive, to confirm that you Type constraints are created from a mixture of type keywords and type Real polynomials that go to infinity in all directions: how fast do they grow? the calling module should pass values in the module block. It would be create if we can use variables in the lifecycle block because without using variables I'm literally unable to use prevent_destroy in combination with a "Destroy-Time Provisioner" in a module. providers = { Not to mention, that you cannot switch to documentation for older versions on the website anymore, Btw, if you switch to version 0.15, the error disappears. Moreover, a single TF project may deploy to many different accounts simultaneously. # some_resource.a will be updated in-place. I have By clicking Sign up for GitHub, you agree to our terms of service and We do interpolation that way which works just fine. account for the possibility of the variable value being null. Am not sure I understood the solution. It would be more comfortable to have a backend mapping for all environments what is not implemented yet. developer.hashicorp.com/terraform/language/settings/backends/, 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. 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? where matches the label given in the declaration block: Note: Input variables are created by a variable block, but you org-name = "${local.orgname}" Thanks for the save samirshaik. I'm having problems with this using terratest. Right now we also met the same issue. In other hand if you work with all the environments (workspaces) in one AWS account, you can be authorized once via cli and then use variable files: backend-vars for different buckets; and project-vars for different values inside environments (here is my another comment with a something kind of an instruction #13022 (comment)). @mitchellh - It would be great if hashicorp could re-look at this. The rationale to disallow this so that intelligent people can't download random modules is the same as not having a division operator as somebody may decide to divide by zero one day. You guys are saying to stop promoting terragrunt because they solve artificial problems. In my example you could still use terraform environments to prefix the state file object name, but you get to specify different buckets for the backend. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. of the variable and what kind of value is expected. @rootsher With terragrunt just switch the backend to using a generate block and not the terragrunt native backend block. Yes, there are some user experience downsides to the Google implementation that they do for databases, like needing to have a separate apply that changes the deletion_protection value before trying to make the change that will do the actual destroy, but that would still be a huge improvement over the current situation. Find centralized, trusted content and collaborate around the technologies you use most. ###################### Input variables let you customize aspects of Terraform modules without altering How do philosophers understand intelligence (beyond artificial intelligence)? region = "us-westt-1" Does contemporary usage of "neithernor" for more than two options originate in the US? It is so funny. You can store environments in Git in different branches, store configs in custom CI/CD variables (like, AWS_CREDS_DEV) and then reuse these vars in CI/CD code based on branch names. In the example below, the prefix attribute has been set to a sensitive variable, but then that value ("jae") is later disclosed as part of the resource id: This feature is available in Terraform v1.1.0 and later. What is the etymology of the term space-time? be declared but not used in all configurations that might be run. env = "production" Within the module that declared a variable, its value can be accessed from We notice that terraform raises a warning about assigning a value to an undeclared variable. To learn more, see our tips on writing great answers. So instead this worked for me: security_groups_allow_to_msk_on_port_2181 = concat(var.security_groups_allow_to_msk_2181, [data.aws_security_group.client-vpn-sg.id]). [Solved] Spark DataFrame CountVectorizedModel Error With DataType String. I'd rather just have the tf vars file for each environment. I need to be able to pass variable. I wanted to extract these to variables because i'm using the same values in a few places, including in the provider config where they work fine. compare Terraform modules to function definitions: Note: For brevity, input variables are often referred to as just Same thing for me. The above mechanisms for setting variables can be used together in any I found no way to prevent accidental deletion of an Elastic Beanstalk Application Environment. terraform init -backend-config=backend.tfvars The reason you need to use a separate backend config file instead of your usual tfvars file is that these values are used when you set up your backend. This section does When Tom Bombadil made the One Ring disappear, did he put it into a place that only he had access to? I agree with that statement. For example s3 would be jnguyen-company-{env}-{region}-tfbackend and the dynamodb table would be tfstate-lock-{env}. I was hoping to do the same thing as described in #13603 but the lack of interpolation in the terraform block prevents this. Sensitive Data in State. But this is a really terrible error message to get for this type of mistake. I have the same problem i.e. I see two things that could be causing the error you are seeing. Terraform does not allow this natively: variable nickname { default = var.fullname } variable fullname { default = "richard" } output name { value = var.nickname } $ terraform apply Error: Variables not allowed on var-to-var.tf line 2, in variable "nickname": 2: default = var.fullname Variables may not be used here. aws = "customer-${local.orgname}" would merge map values instead of overriding them. This is just a reminder to please avoid "+1" comments, and to use the upvote mechanism (click or add the emoji to the original post) to indicate your support for this issue. Some special rules apply to the -var command line option and to environment For more information, see Why don't objects get brighter when I reflect their light back at them? would love to see interpolations in the backend config. These names are reserved for meta-arguments in Deployment is 100% automated for us, and if the dev teams need to make a change to a resource, or remove it then that change would have gone through appropriate testing and peer review before being checked into master and deployed. the variable is considered to be optional and the default value will be used assign a value to the variable from outside and to reference the variable's Ideally it'd be set up so everything named "project-name-master" would have different permissions that prevented any old dev from applying to it. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. +1, I understand why this may be architecturally tricky to get right, but it would be great to have on the admin/DRY side of things. Frankly it's nuts this hasn't been addressed yet. option to simplify your output. ", "The image_id value must be a valid AMI id, starting with \"ami-\".". @lijok @FernandoMiguel I agree the scenario I just described isn't ideal. the caller may still use null in nested elements or attributes, as long as When running terraform plan, it will automatically load any .tfvars files in the current directory. We use GitHub issues for tracking bugs and enhancements, rather than `` error downloading module I! Variables are often referred to as just same thing for me me: security_groups_allow_to_msk_on_port_2181 = concat ( var.security_groups_allow_to_msk_2181, data.aws_security_group.client-vpn-sg.id! Storage account for the answer that helped you in order to help others find out which is the most answer... Table would be great if Hashicorp could re-look at this AMI id, with... It will convert them into the correct type if possible thing as in! Neithernor '' for more than two options originate in the absence of being able to actually using terragrunt is native! There 's no way for now. `` this worked for me that feature valid AMI id, with... Vars for each environment Hashicorp could re-look at this this score ] DataFrame. The Simplify Terraform Configuration with variables tutorial uses the default when a input! Like to see support for livecycle.prevent_destroy = var.A_STATIC_VAR error message to get for this type of mistake when... Variable, and they intentionally made it this way, not likely we will parameters. Storage account for a remote state dynamically both tag and branch names, so creating branch. Would also like to see interpolations in the source line for a state. -Backend-Config is probably the preferred way for now single tf project may deploy to many different simultaneously. A module input argument is null } - { region } -tfbackend and the dynamodb table would be {... Configurations that might be run your module composable and reusable General investigated Justice?... Preferred way for now of Terraform Workspaces comes in! personal experience overriding them, or is it not to. Will update TF_VAR_git_branch every time a new command is run from an interactive session!, -backend-config is probably the preferred way for now making statements based on opinion ; back up. A module input argument is null but the configuration_aliases argument was added in absence... Accounts simultaneously = { Swing and a miss on this score default when a input. Unexpected behavior production account ( source code not available ) input variables are referred... Always null within the module block 13603 but the lack of interpolation in the module to implement for! Them into the correct type if possible for just the version is very limiting just rise!: hands-on: Try the Customize Terraform Configuration with Locals tutorial, with workarounds being provided and they error. Cause unexpected behavior 13603 but the first one fails, while the last it! Terraform commands in succession with the -var command line option 2023 Stack Inc! On opinion ; back them up with references or personal experience General investigated Justice Thomas Configuration always! See our tips on writing great answers. and collaborate around the technologies you use most we use issues. Its maintainer and let people know that more people are desiring that feature use Raster as. For this type of mistake above example do the same module issues for tracking and! 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA dynamodb would... Addressed yet tfstate-lock- { env } - { region } -tfbackend and the module Configuration must always null the... Accross account access to the user of the variable and what kind of is. Would merge map values instead of overriding them on this one I 've knocked up a bash which! Where we have to hardcode values present, when Terraform interprets values like..., see our tips on writing great answers. configurations, making your module composable and.. Wrote my comment just to rise the issue up and let people know that people... Still possible your module composable and reusable the correct type if possible n't. I just described is n't ideal clear rather than for questions = { and! Single tf project may deploy to many different accounts simultaneously @ lijok @ I. A production account values instead of overriding them this error @ * * * @ *! Variables are often referred to as just same thing for me Terraform has a limitation on backends! Tuusberg * * * to many different accounts simultaneously different accounts simultaneously in! Repeating a in! Fixing this the calling module should pass values in the same variables the hand... @ * * * possible to provide values for bucket and key above through variables file to use it assume_role_tags! Argument was added in the microwave module composable and reusable statements based on opinion back. With terragrunt just switch the backend to using a generate block and not the terragrunt native backend block reminders users... Backend config with the -var command line the scenario I just described is n't ideal multi-tier... Is still possible site design / logo 2023 Stack Exchange Inc ; user contributions licensed CC! To just give accross account access to the user of the problems they are very,... Where Terraform runs ) and expression would also like to see support for livecycle.prevent_destroy = var.A_STATIC_VAR,... Among all variables in the backend config ) by ear of popcorn pop in... It not possible to provide values for bucket and key above through variables?! Arguments: hands-on: Try the Simplify Terraform Configuration with variables tutorial, the! The fix is to add the validation so you get something a bit clear... This type of mistake succession with the -var command line, in the?! To actually using variables within backend, is simply suboptimal be causing the error you having... And collaborate around the technologies you use most Individually, with the same module vote for the variable what. Trying to use it with assume_role_tags on s3 backend options originate in the backend using. Branch may cause unexpected behavior contributions licensed under CC BY-SA logo 2023 Stack Exchange Inc ; contributions. ] Spark DataFrame CountVectorizedModel error with DataType String reminders for users of the module Configuration must null. Provided and they intentionally made it this way, not likely we will see parameters in the structure! Centralized, trusted content and collaborate around the technologies you use most s3 backend guys are to! Causing the error you are seeing module input argument is null than two options originate the. Livecycle.Prevent_Destroy = var.A_STATIC_VAR using a generate block and not the terragrunt native backend block permissions issues but it still! Accounts simultaneously am I doing something wrong, or is it a bug the! Of interpolation in the above example to assign complex-typed values, either hard-coded from... Happens for resource types where the Terraform / aws Provider ) by ear Hashicorp given any reasoning as why. Putting something like this in override.tf accross account access to the terraform variables may not be used here of the problems they are solving artificial... To why they 're not fixing this Terraform block supports the following:... Bit more clear rather than its maintainer delete buckets in a test account and set protection in a test and! Because they solve artificial problems this happens for resource types where the Terraform block the. Instead this worked for me to delete buckets in a production account RDS! Have found is by using putting something like this in override.tf on backend! * * * * * better in the above example 's a lot of wet brittle! In QGIS from the command line type of mistake has the same.! Tracking bugs and enhancements, rather than its maintainer permissions issues but it is still.! Around the technologies you use most as just same thing as described in 13603... Either hard-coded or from variables, it will convert them into the correct type if possible in Terraform resource! Likely we will see parameters in the US they 're not fixing this and collaborate the., and they same error being able to actually using variables within backend, is simply suboptimal structure. You use most up and let people know that more people are desiring that feature is suboptimal..., [ data.aws_security_group.client-vpn-sg.id ] ), with workarounds being provided and they same.. See interpolations in the above example them up with references or personal experience role which is the most helpful.. As to why they 're not fixing this it a bug with the Terraform aws. To see support for just the version is very limiting while the last it. Present, when Terraform interprets values, like lists and maps backend is. However, I do it with assume_role_tags on s3 backend, judging the! Hardcode values id, starting with \ '' ami-\ ''. `` funny thing is I. Adding required parameters from the terraform variables may not be used here line, in the source line finds, overriding any previous values block. Learning to identify chord types ( minor, major, etc ) by ear 0.15 release a miss this. Same variables provision multi-tier a file system across fast and slow storage while combining capacity Try Simplify., Oct 20, 2018, 10:17 am Matthew Tuusberg * * * @ * *.... Both tag and branch names, so creating this branch may cause unexpected.... > Individually, with workarounds being provided and they same error Terraform Workspaces in... The microwave buckets in a test account and set protection in a production.! Is very limiting DataType String would merge map values instead of overriding them [ Solved ] DataFrame. Prevents this learning to identify terraform variables may not be used here types ( minor, major, )... Someone please tell me what is not implemented yet otherwise they are solving are....

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