Invalid base64 encoding of user data terraform. Explore all Collectives.

Invalid base64 encoding of user data terraform Asking for help, clarification, or responding to other answers. But, user-data is not a valid location for A quick way. The encoding_name argument must contain one of the encoding names or aliases recorded in the IANA character encoding Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The documentation says --user-data (string) The Base64-encoded MIME user data for the instances. sh with terraform templatefile. This time, the user-data is corrupt and cloud-init fails with a message like this: I am having a problem when passing user data to launch an EC2 instance using AWS Lambda. I'm trying to create 2 files in /home/ec2-user using user_data when launching an EC2 instance, source files are kept within the module in a sub folder. Follow below instructions : Store password in outputs. Base64 Encoding Character Set. 12 has a built in function templatefile which serves the same purpose as this data source. The servers are being provisioned with an autoscaling group. It appears to work because your userdata doesn't use any characters outside those used in base64 encoding. Once you reformat to UTF-8, you should see the obvious encoding/character issues in your Terraform manifest files. Closed hh opened this issue Sep 18, 2015 · 2 comments · Fixed by #327. If you want to transform a json-encoded representation of a map to base64 encoding, the base64encode function with jsonencode can already do that: base64encode(jsonencode(local. This function is typically used to pass encoded data to Amazon EC2 instances by way of the UserData property. instead of showing c2VjcmV0cwo=, run it through tr a-zA-Z0-9+/ A, giving AAAAAAAAAAA=. content_base64 (String) Base64 encoded version of the file content (use this when dealing with binary data). tmpl is a powershell script of about 20KB. For example I am trying to place a file on instances using the user_data in launch templates. obj)) The lookup function will fail to extract the key within the JSON data. We have to convert our inputString data into a byte array then convert that to bsae64. Skip to main content. I use as argument to --user-data the Base64-encoded string However on Terraform, you have several options to inject the logic needed to bootstrap. 2 Published 23 days ago Version 5. rendered}" Moreover, as a suggestion i will recommend you to try creating a log file in your script to check what all steps have been executed. locals { WEB_SERVER_UNAME = "your_username" WEB_SERVER_PASS = "your_password" } resource "aws_instance" "web_01" { . I was using HttpUtility. For Hello, I’m using ova templates in vSphere and I’ve been able to create a new template and inserting cloud-init works without any issues (describe here Format of cloudinit user-data variable in vsphere-clone - #3 by lethargosapatheia, in case it helps, but that’s not that important). bin")}" in aws_launch_template. So, instead of the string: /srv/user-data. If the encoding is not UTF-8 then you can click on it and the command pallet will ask you to "Reopen with Encoding". Previously I’ve just being passing text files via the file() module, but in trying to reduce repetition across the user-data scripts I have experimented using the templatefile module introduced in 0. Malformed: Invalid BASE64 encoding of user data. unable to connect with ssh key in terraform aws ec2. Base64. 6. txt EOF. Terraform supports only a subset of the registered encodings, and the encoding support may vary between Terraform versions. (executing terraform plan and terraform apply), the user data argument was successfully executed to launch Apache web server per Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hey, i noted that one of my CI jobs started failing when I updated the kube-config file that is used. First encode your tar file into base64 and save to parameter store . info. string: null: no: user_data_base64: Can be used instead of user_data_raw to pass base64-encoded binary data directly. Make sure you select UTF-8 encoding this time. Cloud-init implementation in EC2. getContext("2d"); var img = new Image(); But now I am trying to call the template in user_data but getting the below error, can someone pls advice? { gzip = false base64_encode = false part { content_type = "text/cloud-config" filename = "cloud-config. StdEncoding. The terraform file looks something like this: resource “aws_launch_template” Strings in the Terraform language are sequences of Unicode characters, so Base64 is the standard way to represent raw binary data that cannot be interpreted as Unicode characters. The Amazon EC2 console can perform the base64 encoding for you or accept base64-encoded input. Malformed: Invalid BASE64 encoding of user data 0 Terraform script empty azurerm automation variable when encrypted flag true Understanding Terraform: User Data, Autoscaling, and Base64 Encoded Files. privatekey must be a PEM-encoded RSA private key that is not itself encrypted. How to pass a list in template_file var section instead of I’m using Terraform to deploy an asg deployment config which employs user_data to provide some launch pre-config to scaled instances. ; The script will run when the instance launches, creating a file called hello. encodeBytes(rawData); } Terraform uses the "standard" Base64 alphabet as defined in RFC 4648 section 4. There is a user_data_base64 argument that corresponds I'm going to lock this issue because it has been closed for 30 days ⏳. Unfortunately, I've had no luck using extra_config to pass metadata/userdata to DataSourceVMware. Hands-on: Try the Provision Infrastructure Deployed with Terraform tutorials to learn about more declarative ways to handle provisioning actions. While HashiCorp does not recommend manipulating large, raw binary data in HCL, Base64 encoding can be an effective way to represent small binary objects in memory when you need to pass them as values, rather than referring to files on disk. So as a solution , Invalid BASE64 encoding of user data in EC2 Launch Template. You signed in with another tab or window. You're using file when that is already handled by filebase64sha256 (the file prefix is the hint that this accepts a file path). The user_data in the aws_launch_configuration resource must not be base64 encoded directly by Terraform users. There is no equivalent for the user_data_base64 argument of the aws_instance resource. Invalid BASE64 encoding of user data in 1. But I'm also reading that terraform can render the user_data file with a data block for a template , but that's for an EC2 instance, so I don't feel that I can use that. I set the variable password as environment variable in EC2. 3 Kubernetes provider version: 2. Hot Network Questions In this case, it is likely that the data you are trying to pass to the instance is not properly encoded in BASE64 format. sh. Now our data is valid base64 format and can encrypt it: byte[] data = Encoding. Troubleshooting user_data related issues in AWS - Log files. Milestone. If you want to prevent EC2 instance replacement when you changed your user_data you need to set user_data_replace_on_change = false: user_data_replace_on_change - (Optional) When used in combination with user_data or user_data_base64 will trigger a destroy and recreate when set to true. base64 > user-data. You switched accounts on another tab or window. sh <<EOF export AWS_DEFAULT_REGION=${region} echo "Generating password" export PGPASSWORD="$(aws rds generate-db-auth-token --hostname ${rds_host} --port 5432 - Use multi-line commands in user data using Terraform. module} /init Terraform EC2 Invalid value for "path" parameter: no file exists at How to pass multiple template files to user_Data variable in terraform. 1. Provisioning is the process where VM Create parameters (for example, hostname, username, password, certificates, custom data, keys etc. E. Workaround. Is is correct way to pass the environment variable under user_data? Then your program is trying to interpret that hexidecimal->ascii md5 hash as a base64-encoded string when you use base64. Customdata. 83. However Terraform shows changes to the user_data attribute on the instance. More details on: https: user contributions licensed under CC BY-SA. ps1. Error: Invaild base64 From the official document, the custom_data can only be passed to the Azure VM at provisioning time. Everthing seems okay when I plan To properly encode the user_data field for the autoscaling Terraform module, you can use the base64encode function. weblt, │ on Weblaunchtemplate. 2. I used to mention encoding in terraform and also In YAML while passing file content. Draft of this article would be also deleted. Since that string is 2000 lines i cannot input it here , EC2 does not have any event mechanism for cloud-init data, unlike instance launch events that we can configure rule on CW, that reason might be I think is because of the script is totally in control of end user, so my finding was to create marker file or put the message to SQS at the end of completion. urlsafe_b64encode(key) instead to convert it into the base64 required to use Fernet. I use as argument to --user-data the Base64-encoded string Strings in the Terraform language are sequences of Unicode characters, so Base64 is the standard way to represent raw binary data that cannot be interpreted as Unicode characters. textdecodebase64 function decodes a string that was previously Base64-encoded, and then interprets the result as characters in a specified character encoding. Terraform wrongly detects that the user-data needs to change, and destroys and reprovisions the instance. *. 0. Uppercase letters (A-Z) Lowercase Since Terraform 0. Reference: Terraform > aws_instance > user_data. VMwareGuestInfoService': binascii. tf Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Terraform uses the "standard" Base64 alphabet as defined in RFC 4648 section 4. /src Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Want to load user data into an AWS Launch Template without fussing around with base64 encoding? Here’s a handy trick using Terraform and the filebase64 function. The documentation says --user-data (string) The Base64-encoded MIME user data for the instances. 12 There is a more elegant way of passing variable to user_data. Perhaps related: hashicorp/terraform-provider-aws#5011. It's possible to use escaping as described above to do that, but as the needed string gets more complicated it can be useful to separate the part containing the interpolations from the literal part in order to get the best of both worlds and I was trying to do it with user_data, but it looks like never gets executed. It contains API EncodeBase64() which returns you encoded data. Here's an example of how to do it:resource "aws_launch_template" "example" { # Other configuration for the launch template user_data = base64encode(<<EOF #!/bin/bash cat Description In cloud config in coreos. Unfortunately this doesn’t What is Base64 Encoding in Terraform? Overview of Base64 Encoding. You can then set your user_data argument to the output from this data source: user_data = data. You can use an online tool to encode your data in Base64 or use an inbuilt command on your system. txt that contains the string Hello, World!. @terandard. Terraform XML Encode: A Comprehensive Guide. 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. Authentication to GCP in terraform. Understanding Terraform: User Data, Autoscaling, and Base64 Encoded Files. Or, you can't configure the user data. So, I used two simple encode/decode methods instead:. Ask Question Asked 2 years, 6 months ago. Every time the instance launches with this module, it manages to create 1 of the files, I can switch the order and it'll create the other one but never both. cat <tar_file>. decode chokes on strings padded with = with the "invalid encoding before padding error". This is the failure point at the moment. The documentation highlights both aspects: Go to list of users who liked. Use this instead of user_data_raw whenever the value is not a valid UTF-8 string. e. For some reason dart:convert's base64. 12 or later. Block of code with relevant code: provider "azurerm" { version = "2. metadata. Does anyone kn Skip to main content. As far as I can tell, terraform only does md5 and base64 encodings of the raw strings. aws cli v2で"Invalid base64" Users. Invalid base64-encoded string: number of data characters (5) cannot be 1 more than a multiple of 4. tf templatefile("${path. The only downside is that base64 encoding will require around 33% more space than regular strings. I need to pass the below templatefile function to user_data in EC2 resource. In my scenario, I use a launch template to create any number of Amazon EC2 instances to act as Kubernetes nodes as part User data terraform. It's very easy to use vApp Properties to transmit hostname, instance-id and user-data as they're clearly exposed by template. Terraform detects a change for user_data. Is there a way to bypass the 16KB EC2 user_data limitation without any custom AMI? I have tried below examples in Terraform without any success. cloudinit_config. yaml" content = local. Invalid BASE64 encoding of user data. Unless the script you submit includes a step to report its progress somewhere, there is no built-in way to determine that other than to inspect the cloud-init log file from within the EC2 instance The user data to provide when launching the instance. Terraform - Invalid template interpolation value. So the vapp properties need to have the metadata and userdata files rendered and passed to them as yaml files, and the encoding property should be base64 or gzip+base64. Provide details and share your research! But avoid . Use this function to decrypt ciphertexts The first idea is to follow the recommendations about generating JSON and YAML from Terraform's templatefile function documentation. base64decode performs the opposite operation, decoding Base64 data and interpreting it as a UTF-8 string. And then say you did exactly that. rather than: gpg --export -a "YOUR USER_NAME" | base64 do this: gpg --export "YOUR USER_NAME" | base64 It will work. user_data. 2. cloud_config_config } depends_on = [ data. Exactly that, aws expects a base64 encoded string to be passed for the UserData value. The size of a string of length n after base64-encoding is ceil(n/3)*4. Why the tools doesn't do this for you, I don't know. Also note that by default user_data is only applied at the time of instance creation so terraform will destroy and create the resource again when this flag is set. My SA key is stored as json However the following example using an action that requires the SA key in base64 encoded format, fails - name: base64 encode the staging gcr sa id: base64-stag From Terraform 0. Terraform uses the "standard" Base64 alphabet as defined in RFC 4648 section 4. 0. User data is limited to 16 KB, in raw form, before it is base64-encoded. . For more information you can refer to Manage Certificate section in this Microsoft Document. Paste the script to the resource specification and use the format shown in the example. You should check the user data you are using to launch the instance and make sure that it is properly encoded. Open the file that contains your terraform resource parameters, in our case it's a main. For situations where a Terraform configuration does need to work with small binary objects, the convention is to pass them around as base64 encoding, but that works only if your configuration treats the base64 data as opaque, never needing to decode it, because there is no way to represent the decoded form. Terraform includes the concept of provisioners as a measure of pragmatism, knowing that there are always certain behaviors that cannot be directly represented in Terraform's declarative model. Since Terraform 0. terraform output password > would give your encrypted password. User data shell scripts must start with the ciphertext must be a base64-encoded representation of the ciphertext, using the PKCS #1 v1. Here are some pointers to remember. You want to save and then transfer user’s data to some other location (API) but recipient want receive untouched data. Now before install nodejs and node on your server and set PATH Mission statement: I am attempting to deploy Ubuntu VMs with Terraform on vSphere 7. tf file. 1 Kubernetes versi Here's my cloudinit_config module in my Terraform code: main. Terraform's involvement in this process is only to send the given user_data string to the EC2 API, so Terraform has no visibility into what happens after the instance is created. tf data "cloudinit_config" "example" { gzip = false base64_encode = true part { content_type = & I'm trying to create azure vm using terraform . DecodeString(encoded) if err != nil { panic(err) } fmt. util. It shouldn't be possible to base64 encode a string that terraform is unwilling to decode again. The templatefile function returns the contents of the file, not the path, so there’s no reason to wrap it in the file function. The use case is that I have a google cloud storage . You should be exporting the key in binary format, then base64-encoding it, i. 4. we need to know some basics on how AWS EC2 interpret the user_data scripts. Here is files I wrote. The encoding_name argument must contain one of the encoding names or aliases recorded in the IANA character encoding registry. content_base64sha256 (String) Base64 encoded SHA256 checksum of file content. I think you try dropping that, or else look into the user_data_base64 argument. When I converted my plain text to Base64 it was passing correctly and could retrieve in Strings in the Terraform language are sequences of Unicode characters, so Base64 is the standard way to represent raw binary data that cannot be interpreted as Unicode characters. 0 Published 3 days ago Version 5. g. close. pet, │ on main. Custom data is only made available to the VM during first boot/initial setup, we call this 'provisioning'. Terraform has a builtin base64 functions base64encode and filebase64, you can use any of those functions to pass to user_data the script that you want to run in your instance. Closed Invalid BASE64 encoding of user data in 1. It returns the certificate as Base64 string that we pass as "certificate" parameter into Terraform "incapsula_custom_certificate" resource along with siteID that was created using Terraform "incapsula_site" resource. Base64 encoding is a way to encode a binary stream, but a map (or object) in terraform is a logical data structure, rather than a series of bytes. Hello, I followed this terraform documentation I encoded a file using base64 on my M1. Also tried provisioner resource but no luck . Base64 is for that. Also, remove the unnecessary string Provisioners are a Last Resort. You signed out in another tab or window. About; for powershell userdata. Then you can work in terraform to get it We get the certificate from KeyVault using Terraform "azurerm_key_vault_secret" data source. userdata. tf line 1, in resource "aws_launch_template" "weblt": │ 1: resource user_data no longer handled by the instance resource, and instead set by launch_template. In this article, we will explore how Terraform can be used to create and manage infrastructure in the cloud, specifically focusing on the use of user data, autoscaling, and base64 encoded files. module}/userdata/bootstrap_xxxxxxxxx. Defaults to false if not set. Error: Invalid base64-encode string: number of data characters (21) cannot be 1 more than a multiple of 4. Declaration So the vapp properties need to have the metadata and userdata files rendered and passed to them as yaml files, and the encoding property should be base64 or gzip+base64. Svelte is a radical new approach to building user interfaces. ; base64gzip applies gzip compression to a string and returns the result with Base64 encoding all in one operation. User data shell scripts must start with the Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Its possible to get console password for IAM USER using terraform : Using below command : terraform output password | base64 --decode | keybase pgp decrypt. I neither know why a "Agent based authentication" is successful on my side (or what this really means) nor why its not working on my colleagues laptop. Found this post and tried to do the same: An argument named "user_data_base64" is not expected here. user_data = "${data. Additionally, the variable has to use quoted values: You don't need to base64encode the custom_data, Terraform does that for you automatically. When failed, a new elastic agent call is made and the new agent starts normally. It is used to Docs on terraform doesnt provide any usefull information how to do it on Azure. I am leaving this here incase someone else is stuck with base64! It toke me a while to find out how to encode base64. This happens even if you use the package's own padding method base64. Notes. Resource types that operate on binary While we do not recommend manipulating large, raw binary data in the Terraform language, Base64 encoding is the standard way to represent arbitrary byte sequences, and so resource types that accept or return binary data will use Base64 themselves, which avoids the need to encode or decode it directly in most cases. There are 2 issues here: You're using file to read a binary file - it only accepts UTF-8 text. This has worked just fine for a couple of years, even in 12. Strings in the Terraform language are sequences of unicode characters rather than bytes, I am trying to place a file on instances using the user_data in launch templates. Now, if i intentionally pass in corrupt input, e. Companies. hh opened this issue Sep 18, 2015 · 2 comments · Fixed by #327. Println(string(decoded)) } This produces hello as expected. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Consider this simple base64 decode snippet: package main import ( "fmt" "encoding/base64" ) func main() { const encoded string = "aGVsbG8=" // hello decoded, err := base64. This helps our maintainers find and focus on the active issues. Labels. main. We’ll invoke the function base64encode to provide the property user_data_base64 with a base64-encoded Provisioners are a Last Resort. Actual Behavior. It was correctly being encoded to "%2b" but when it was coming back from the browser it was interpreted as a space. Here is how the above example works - The above example will create an EC2 instance using the specified AMI and instance type, and passes a script to the instance as user data. Run terraform apply again. Otherwise, you must provide Base64-encoded text. But, the script doesn't work well as I start the instance. tar |base64 -w0 |tee output. Modified 2 years, { gzip = false base64_encode = false part { content_type Similar to the way config_map works, the keys/values of data and binary_data are merged by the Kubernetes API into a single map, which overwrites the values of any duplicate keys. 82. I could see one issue with the code you have posted, the user_data variable should be like. The base64 should not depend on the underlaying OS. Whereas traditional frameworks like React and Vue do the bulk of their work in the browser, Svelte shifts that work into a compile step that happens when you build your app. After that I realized the line SSH public key authentication failed: Invalid key data, not base64 encode. Hello Invalid BASE64 encoding of user data. I have a pretty simple user data script: #!/bin/bash # Create script that will be executed as cron cat > generate_rds_password. public static String EncodeBase64(byte[] rawData) { return Base64. encoding base64" but now: Failed to load metadata service 'cloudbase-init. When preforming terraform apply, it should not have no changes if the code didn’t change. If you can't create throwaway data to show, what you could do would be to show data that's actually structurally valid as base64, with the same structure as the actual data. Encoding. │ status code: 400, request id: 3683f5ca-aaf7-4019-b90b-971a66870cff │ │ with aws_launch_template. This might be happening because you're exporting the key in ASCII format, then base64-encoding it. ) are made available to You are probably safe with the other answers in most situations, but according to the Wikipedia article on Base64 there shouldn't be a definite list you can rely on:. Explore all Collectives. Although your template is inline rather than in a separate file, you can apply a similar principle here to have Terraform itself be responsible for producing valid YAML, and then you can just worry about making the input data structure be Example could be the following: you have a web service that accept only ASCII chars. It will also benefit you to know whether the script ran at all or not. The instance receives correct user-data and cloud-init succeeds. ; filebase64 reads a file from the The intrinsic function Fn::Base64 returns the Base64 representation of the input string. Stack Overflow. Its template and expression capabilities will always match the version of Terraform you are using. GetBytes(inputString); string b64 = Convert. Since we don't care about it, we just ignore changes to user_data on instance. Adding the script to the user data. Wrapping that in the file function is trying to open a file with the name equal to the entire contents of the templatefile result. pfx format as it requires a private key and Trusted Root Certificate should be of . You must Base64 decode user data when you retrieve it. A working approach to base64 encoding of images is to use Canvas and toDataURL() method, but you need to load your image data from server to an Image istance (via src property). Reload to refresh your session. I also didn't found a way to convert my public-key into a base64 public-key. The Terraform language applies Unicode normalization to all strings, and so passing a string through base64decode and then base64encode Set gzip=true and base64_encode=false, and run terraform apply. Thank you userdata. Sometimes the user_data does need to include data interpolated from elsewhere in the Terraform configuration, mixed with shell syntax. ; The user_data attribute is only used at the time the instance is launched As mentioned in Comments , SSL Certificate Should be of . Because of that design, there's no specific requirement that the user_data be a set of commands to run, or that those commands should run early in the boot user_data_replace_on_change - (Optional) When used in combination with user_data or user_data_base64 will trigger a destroy and recreate when set to true. tpl")}" vars = { The problem is that you're passing the script directly, but aren't providing the mime encoding that is expected. Do not pass gzip-compressed data via this argument; see user_data_base64 instead. . createElement('canvas'); var ctx = canvas. More than 1 year has passed since last update. Terraform map require key to be set and accept any optional keys. Labs. Delete article. I was able to do this with an auto scaling launch configuration because it accepts the user data as a string. Discussions. Kudos to Loren Gordon for the tip to use a function instead of a data object!. While this is technically not correct behavior which is why terraform logs the warning, it is accepted for backwards compatibility. common. The particular choice of character set selected for the 64 characters required for the base varies between implementations. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog You say. 12 version of the Terraform you can use jsondecode function to decode json into a Terraform map. Are you sure you want to delete this article? Cancel Delete delete. vmwareguestinfoservice. encodeToString(userData) to encode the userData for the instance (specifically the keypair generated per-instance) it is occasionally encoded with extra carriage returns which prevent proper decoding by AWS API. terraform, pass on user data only if variable is provided. If you are using an AWS SDK or command line tool, Base64-encoding is performed for you, and you can load the text from a file. it looks like when we use ava. Before it's base64 encoded, user data is limited to 16 KB in raw form. i. terraform aws_secretsmanager_secret_version set base64encode(file(". Collectives. template = "${file("${path. Since the shell files are in the same directory, it should be easy to achieve what you want. When you work with user data, follow these criteria: You must Base64 encode user data. Moreover, if at all you have your user data script in base64-encoded format, then instead of using user_data = “. I have the following. Since 0. instance-user-data. Users. I have a AWS EC2 instance I want to pass on user data, but only if a variable neccessary for the userdata was provided by terraform apply. Terraform has no corresponding function for encrypting a message. The terraform file looks The user_data in the aws_launch_configuration resource must not be base64 encoded directly by Terraform users. These 4 services start cloud-init software and take user Strings in the Terraform language are sequences of unicode characters rather than bytes, so this function will first encode the characters from the string as UTF-8, and then apply Base64 encoding to the result. more_horiz. In this article, we will explore how Terraform can be used to create and manage infrastructure in the cloud, Regarding the use of base64 encoding, you can use the base64 command to encode the contents of a file as follows: When working with instance user data, keep the following in mind: User data must be base64-encoded. So the cloud-init string for vApp needs to be base64 only and no compression, at Related Functions. Jobs. txt Notes: -w0 can make sure the output in one line Then save the base64 hash to AWS Systems Manager Parameter Store as string or secure string, for example, name it as license_key. creating/updating API Management Service "jananath-apim" (Resource Group "apim-appGw-RG"): apimanagement. Terraform Version, Provider Version and Kubernetes Version Terraform version: 1. webservices. rendered It's important to note that from the perspective of Terraform and from your cloud compute provider, the content of For more consistent results, Terraform 0. Expected Behavior. getMimeEncoder(). There is a user_data_base64 argument that corresponds to the user_data_base64 argument of the aws_instance resource. For encoding you need to use Encoding class provided by Amazon. To get the desired behavior on Latest Version Version 5. Hot Network Questions You can then set your user_data argument to the output from this data source: user_data = data. sh Use a base64 encoded version of the string (using an online encoder, I got the following): L3Nydi91c2VyLWRhdGEuc2g= <rpctool_path> "info-set guestinfo. I am setting up an EC2 launch template with a user data powershell script and would like to be able to use templatefile in the script itself. UrlEncode but I had problems if the base64 encoded string contained a "+" sign. I have the following I have a AWS EC2 instance I want to pass on user data, but only if a variable neccessary for the userdata was provided by terraform apply. 1 <div class="navbar header-navbar"> <div class="container"> <div class="navbar-brand"> <a href="/" id="ember34" class="navbar-brand-link active ember-view"> <span id Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. init ] } # User Data user_data = data. 0" features{} } ##### # Cloud config configuration# ##### data "template_file" "cloudconfig I'd like to run myscript. cloudinit Terraform uses the standard Base64 alphabet that is defined in RFC 4648. ; textencodebase64 is a more general function that supports character encodings other than UTF-8. 12 and later, you can use the templatefile function instead of the template_file resource, so for a general use case where you need to access more than one variable, you can use: terraform で iam ロールをつくる; terraform で ec2 インスタンスをつくる userdata を渡す s3 から shellscript をダウンロードして実行 インスタンスに付与されている Name タグを hostname に設定する; これらを terraform apply のみで完了させます。 環境 Troubleshooting user_data related issues in AWS - Log files. Here’s an example of how to do it: base64encode applies Base64 encoding to a string. $ terraform plan ╷ │ Error: Invalid combination of arguments │ │ with local_file. Use that function instead if you are using Terraform 0. Instead of using the data "template_file" prefer using the new templatefile function in terraform. Type: Bug Doesn't work as expected. Communities for your favorite technologies. Since we are talking about AWS user_data here. Base64 encoding is a technique for converting binary data such as images, files, or any non-textual content into a text string that uses 64 ASCII characters. Or something like that. rendered It's important to note that from the perspective of Terraform and from your cloud compute provider, the content of Terraform Apply Failed - InvalidUserData. The string is exactly what was written to the file (with the addition of a "\0" at the end, but I don't think that even does anything). tf line 1, in resource "local_file" "pet": │ 1: resource "local_file" "pet" { │ │ "content_base64": one of `content,content_base64,sensitive_content,source` must be specified ╵ ╷ │ Error: Invalid combination of arguments Hi @imsiddhant,. cloud-init in AWS consists of 4 services in a target Linux system. I tried to pass that data to user_data = "${file("base_ami_config. ” parameter, use user_data_base64 parameter. But now If using container Linux config and converting it into Terraform Apply Failed - InvalidUserData. 12. UTF8. You modified or configured the user data, but it doesn't run on instance launch. e amazon. Here’s an example of how you can provide user data when launching an AWS EC2 instance using Terraform: “` base64 --decode. I performed a base64 decode myself (linux) and the difference shows nothing, even though the base64 user_data from a Windows station From the perspective of EC2 and of Terraform, user_data is just some arbitrary bytes saved in the EC2 API which software in the EC2 instance can retrieve at any time after the virtual machine begins running. Likely you mean to use base64. 64" However, I still get a base64 error: #CreateOrUpdate: Failure sending request: StatusCode=400 -- Original Error: Code="InvalidParameter" Message="Custom data in OSProfile must be in Base64 encoding and with a maximum length Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The value you are seeing for user_data returned from the provider is a hash of the actual data value, not the base64 encoding. Here is a simple example on how to do it: Terraform: SSH authentication failed (user@:22): ssh: handshake failed. ServiceClient#CreateOrUpdate: Failure sending request: StatusCode=400 -- Original Error: Code="InvalidParameters" Message="Invalid parameter: Invalid certificate associated with DeveloperPortal. normalize which pads the string with the correct padding character =. 4 binascii. Additional Context. template_file. Attributes Reference This might be happening because you're exporting the key in ASCII format, then base64-encoding it. example. services. There was no issue with the same content to pass. To properly encode the user_data field for the autoscaling Terraform module, you can use the base64encode function. kms encryptで暗号化する際の出来事。aws cli v2を使用している場合、エンコードで使用される文字コードがv1から変わっているのでエラーが出る。v1と同じように出力するためには「- user_data = <<EOF #!/bin/bash touch /dev/log. Here is an example: function getBase64() { var canvas = document. Fix them and Terraform will start parsing your files. This is a bunch of stuff that tells cloudinit what the different files are and how you Place your UserData into a Shell script file and then reference it instead of placing it in the Raw terraform:- /script. But unable to execute custom data from terraform. << EOF and EOF frame the script within the user_data argument. User data inserted in the tf file. ToBase64String(data); I hope this help others people with the same problem. UserData (string) -- The user data to make available to the instances. bin file is created on server . 1. So while the terraform My usecase is to "load BASE64 encoded userData for an ec2 launchTemplate " When I try using a nodejs method to do the same: It fails with this error: Error: I am not using filebase64 for userdata in launch template because when i do variables are not getting replaced, even in plan. urlsafe_b64decode(key). 5 padding scheme. Invalid base64 encoded string: number of data characters (167737) cannot be 1 more than a multiple of 4. Reference: Terraform > aws_instance > user_data Also, remove the unnecessary string interpolation. = is indeed the correct padding character for base64 encoding. All functions in Terraform starting with file take in the file path, not the contents. Reproduced using terraform console. I've searched to no end and am stuck. In our usecase we're using google kms to encrypt a secret, then base64 encoding the output so we can store it in the tf file. terraform templatefile Function Invalid template interpolation value(AKS Cluster Name) 2. Deleted articles cannot be recovered. I want to pass it as plain text or in some format it can convert my plain text to Base64. Is there any way to decode the JSON data into a terraform map ? terraform; Share. Files that do not contain UTF-8 text will have invalid UTF-8 sequences in content replaced with the Unicode replacement character. 0 #325. I strongly suspect that your userdata would be decoded into something invalid. cer format. Resource types that operate on binary data will accept this data encoded in Base64, thus avoiding the need to decode the result of this function. You say. zxguj fnrt dus uovxa rnhjjm zpvbzop qbtenbcj xnlp ezzx ysigfuw