{"id":8094,"date":"2023-09-19T03:08:13","date_gmt":"2023-09-19T03:08:13","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=8094"},"modified":"2023-09-19T03:09:57","modified_gmt":"2023-09-19T03:09:57","slug":"terraform-variable-using-terraform-tfvars-example","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/terraform-variable-using-terraform-tfvars-example\/","title":{"rendered":"Terraform Tutorials: What is terraform.tfvars with example"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"861\" height=\"564\" src=\"https:\/\/www.devopsschool.com\/blog\/wp-content\/uploads\/2023\/09\/image-456.png\" alt=\"\" class=\"wp-image-39925\" srcset=\"https:\/\/www.devopsschool.com\/blog\/wp-content\/uploads\/2023\/09\/image-456.png 861w, https:\/\/www.devopsschool.com\/blog\/wp-content\/uploads\/2023\/09\/image-456-300x197.png 300w, https:\/\/www.devopsschool.com\/blog\/wp-content\/uploads\/2023\/09\/image-456-768x503.png 768w\" sizes=\"auto, (max-width: 861px) 100vw, 861px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">What is terraform.tfvars?<\/h2>\n\n\n\n<p>Terraform <code>.tfvars<\/code> files are used to store variable definitions. This allows you to externalize your variable definitions and makes it easier to manage them, especially if you have a large number of variables or need to use the same variables in multiple environments.<\/p>\n\n\n\n<p>Terraform automatically loads all files in the current directory with the exact name <code>terraform.tfvars<\/code> or matching <code>*.auto.tfvars<\/code>. You can also use the <code>-var-file<\/code> flag to specify other files by name.<\/p>\n\n\n\n<p><code>.tfvars<\/code> files use syntax similar to Terraform configuration files (HCL), but they cannot contain configuration such as resource definitions. Like Terraform configuration files, <code>.tfvars<\/code> files can also contain JSON.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">terraform.tfvars<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\"><span class=\"hljs-comment\"># Content of terraform.tfvars<\/span>\nreponame = <span class=\"hljs-string\">\"terraform-var-terraform-tfvars\"<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">terraform-var-terraform-tfvars.tf<\/h2>\n\n\n\n<script src=\"https:\/\/gist.github.com\/devops-school\/133cbc791a78417cee1ca3634f29c25a.js\"><\/script>\n\n\n\n<h2 class=\"wp-block-heading\">Example of terraform.tfvars<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\"><span class=\"hljs-comment\"># Example terraform.tfvars<\/span>\n\n<span class=\"hljs-comment\"># String Variable<\/span>\nstring_variable = <span class=\"hljs-string\">\"Hello, Terraform!\"<\/span>\n\n<span class=\"hljs-comment\"># Numeric Variables<\/span>\ninteger_variable = <span class=\"hljs-number\">42<\/span>\nfloat_variable = <span class=\"hljs-number\">3.14<\/span>\n\n<span class=\"hljs-comment\"># Boolean Variable<\/span>\nboolean_variable = <span class=\"hljs-keyword\">true<\/span>\n\n<span class=\"hljs-comment\"># List Variable<\/span>\nlist_variable = &#91;<span class=\"hljs-string\">\"item1\"<\/span>, <span class=\"hljs-string\">\"item2\"<\/span>, <span class=\"hljs-string\">\"item3\"<\/span>]\n\n<span class=\"hljs-comment\"># Map Variable<\/span>\nmap_variable = {\n  key1 = <span class=\"hljs-string\">\"value1\"<\/span>\n  key2 = <span class=\"hljs-string\">\"value2\"<\/span>\n}\n\n<span class=\"hljs-comment\"># Set Variable (Introduced in Terraform 0.14)<\/span>\nset_variable = &#91;<span class=\"hljs-string\">\"itemA\"<\/span>, <span class=\"hljs-string\">\"itemB\"<\/span>, <span class=\"hljs-string\">\"itemC\"<\/span>]\n\n<span class=\"hljs-comment\"># Tuple Variable (Introduced in Terraform 0.12)<\/span>\ntuple_variable = &#91;<span class=\"hljs-string\">\"value1\"<\/span>, <span class=\"hljs-number\">42<\/span>, <span class=\"hljs-keyword\">true<\/span>]\n\n<span class=\"hljs-comment\"># Object (Complex Type) Variable<\/span>\nobject_variable = {\n  name = <span class=\"hljs-string\">\"John Doe\"<\/span>\n  age = <span class=\"hljs-number\">30<\/span>\n  is_employee = <span class=\"hljs-keyword\">true<\/span>\n}\n\n<span class=\"hljs-comment\"># Optional Variable (for conditional use)<\/span>\noptional_variable = <span class=\"hljs-keyword\">null<\/span>\n<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<script src=\"https:\/\/gist.github.com\/devops-school\/41e0963a53f7accb9c35bbade2cad6ff.js\"><\/script>\n\n\n<div class=\"epyt-gallery\" data-currpage=\"1\" id=\"epyt_gallery_82467\"><figure class=\"wp-block-embed wp-block-embed-youtube is-type-video is-provider-youtube epyt-figure\"><div class=\"wp-block-embed__wrapper\"><iframe loading=\"lazy\"  id=\"_ytid_32044\"  width=\"760\" height=\"427\"  data-origwidth=\"760\" data-origheight=\"427\" src=\"https:\/\/www.youtube.com\/embed\/?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=1&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;disablekb=0&#038;\" class=\"__youtube_prefs__  no-lazyload\" title=\"YouTube player\"  data-epytgalleryid=\"epyt_gallery_82467\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><\/div><\/figure><div class=\"epyt-gallery-list\"><div>Sorry, there was a YouTube error.<\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>What is terraform.tfvars? Terraform .tfvars files are used to store variable definitions. This allows you to externalize your variable definitions and makes it easier to manage them,&#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[5129],"tags":[],"class_list":["post-8094","post","type-post","status-publish","format-standard","hentry","category-terraform"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/8094","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=8094"}],"version-history":[{"count":9,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/8094\/revisions"}],"predecessor-version":[{"id":39927,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/8094\/revisions\/39927"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=8094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=8094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=8094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}