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Kristin Laemmert 196c183dda
terraform: remove state from `validate` graph walk (#26063)
This pull reverts a recent change to backend/local which created two context, one with and one without state. Instead I have removed the state entirely from the validate graph (by explicitly passing a states.NewState() to the validate graph builder).

This changed caused a test failure, which (ty so much for the help) @jbardin discovered was inaccurate all along: the test's call to `Validate()` was actually what was removing the output from state. The new expected test output matches terraform's actual behavior on the command line: if you use -target to destroy a resource, an output that references only that resource is *not* removed from state even though that test would lead you to believe it did.

This includes two tests to cover the expected behavior:

TestPlan_varsUnset has been updated so it will panic if it gets more than one request to input a variable
TestPlan_providerArgumentUnset covers #26035

Fixes #26035, #26027
2020-08-31 15:45:39 -04:00
.circleci add test for 'full' docker image build 2020-06-17 10:48:10 -04:00
.github remove local SECURITY.md in favor of org-wide policy 2020-08-24 15:45:32 -07:00
addrs addrs: Resource.InModule, similar to Resource.Absolute 2020-08-24 11:41:28 -07:00
backend terraform: remove state from `validate` graph walk (#26063) 2020-08-31 15:45:39 -04:00
builtin always return original workspace, even when null 2020-06-24 13:41:51 -04:00
command terraform: remove state from `validate` graph walk (#26063) 2020-08-31 15:45:39 -04:00
communicator communicator/winrm: include configured timeout in winrm server 2020-06-25 08:41:09 -04:00
configs Merge pull request #25605 from davidair/patch-1 2020-08-28 12:38:55 -04:00
contrib contrib: Remove api-coverage tool 2019-10-18 11:22:30 -07:00
dag quote dot node names 2020-06-15 13:28:53 -04:00
digraph Fix TestWriteDot random order error 2014-07-29 10:26:50 -07:00
docs Fix spelling mistakes/typos in documentation 2020-07-22 18:24:32 +02:00
e2e tools/terraform-bundle: refactor to use new provider installer and provider directory layouts (#24629) 2020-04-21 17:09:29 -04:00
examples Fix Google Cloud Platform name across docs. 2019-01-15 12:10:20 -08:00
experiments configs: Custom variable validation is no longer experimental 2020-05-28 16:07:59 -07:00
flatmap prune references to config/module 2019-08-07 17:50:59 -04:00
helper Update hashcode.go 2020-05-22 11:28:56 +05:30
httpclient Merge pull request #22272 from hashicorp/f-httpclient-ua 2019-08-12 20:20:03 +01:00
instances Expander.ExpandResource cannot expand all modules 2020-03-25 11:58:23 -04:00
internal internal/initwd: allow tests to pass when $PWD contains symlinks (#26015) 2020-08-27 10:02:22 -04:00
lang add test cases and remove no-longer-needed validation 2020-07-08 13:53:54 -04:00
moduledeps rename provider-specific functions (#24417) 2020-03-20 13:59:59 -04:00
plans Unknown set blocks with dynamic may have 0 elems 2020-07-23 15:47:34 -04:00
plugin plugin/discovery: Remove dead code 2020-05-28 15:20:41 -04:00
providers Remove terraform.ResourceProvider, use providercache.Installer instead 2020-04-06 09:24:23 -07:00
provisioners provisioners: Add Factory type and FactoryFixed helper 2018-10-16 19:14:11 -07:00
registry registry: Fix panic when server is unreachable 2020-03-19 10:20:10 -04:00
repl fix error output in repl test 2020-04-14 14:50:43 -04:00
scripts use alpine:latest as the base image for terraform docker containers 2020-07-01 16:03:06 -04:00
states states: Add roundtrip v3->v4 with builtin provider 2020-08-14 15:40:48 -04:00
terraform terraform: remove state from `validate` graph walk (#26063) 2020-08-31 15:45:39 -04:00
tfdiags tfdiags: Diagnostics.ToHCL 2020-03-12 11:11:29 -07:00
tools terraform-bundle: initial changelog (#25917) 2020-08-19 15:20:07 -04:00
vendor Merge pull request #25769 from hashicorp/f/azure-backend 2020-08-19 13:56:54 -04:00
version Cleanup after v0.13.1 release 2020-08-26 18:17:25 +00:00
website Update publishing.html.md 2020-08-31 09:16:27 -04:00
.gitignore Coverage 2020-03-03 13:01:05 -05:00
.go-version build: Use go 1.14.7 2020-08-25 12:37:08 -04:00
.hashibot.hcl Remove hashibot panic issue labeler 2020-05-13 11:58:57 -07:00
.tfdev .tfdev: remove platform build constraint 2019-08-09 15:10:52 -07:00
CHANGELOG.md Update CHANGELOG.md 2020-08-28 10:30:35 -04:00
CODEOWNERS Add remilapeyre to CODEOWNERS 2020-08-19 14:25:19 +02:00
Dockerfile build: Don't create apk cache in "full" docker image 2019-11-11 16:04:23 -08:00
LICENSE Adding license 2014-07-28 13:54:06 -04:00
Makefile Fix missing VERSION for running make website 2020-08-12 13:24:03 -04:00
README.md Added links to Learn and certification exams to the README 2020-03-27 11:25:06 -07:00
checkpoint.go Remove config.go and update things using its aliases 2020-01-13 16:50:05 -05:00
codecov.yml build: disable github pr annotations (#25942) 2020-08-20 13:06:48 -04:00
commands.go command: terraform providers mirror 2020-06-01 14:49:43 -07:00
go.mod Merge pull request #25769 from hashicorp/f/azure-backend 2020-08-19 13:56:54 -04:00
go.sum Merge pull request #25769 from hashicorp/f/azure-backend 2020-08-19 13:56:54 -04:00
help.go help: Make version and help flags consistent 2018-08-01 14:28:39 -07:00
main.go main: Pass untyped nil for missing creds source 2020-06-03 09:46:53 -04:00
main_test.go main: make configuration available when initializing commands 2017-09-29 14:03:09 -07:00
panic.go main: Warn about potential sensitive information in logs when panicking 2019-11-06 14:12:33 -08:00
plugins.go Remove config.go and update things using its aliases 2020-01-13 16:50:05 -05:00
provider_source.go internal/getproviders: HTTPMirrorSource implementation 2020-08-26 13:18:08 -07:00
signal_unix.go Forward SIGTERM and handle that as an interrupt 2016-12-08 12:20:25 -05:00
signal_windows.go Forward SIGTERM and handle that as an interrupt 2016-12-08 12:20:25 -05:00
synchronized_writers.go main: synchronize writes to VT100-faker on Windows 2017-05-04 15:36:51 -07:00
version.go states/statemgr: Fix the Filesystem state manager tests 2018-11-19 09:02:35 -08:00

README.md

Terraform

Terraform

Terraform is a tool for building, changing, and versioning infrastructure safely and efficiently. Terraform can manage existing and popular service providers as well as custom in-house solutions.

The key features of Terraform are:

  • Infrastructure as Code: Infrastructure is described using a high-level configuration syntax. This allows a blueprint of your datacenter to be versioned and treated as you would any other code. Additionally, infrastructure can be shared and re-used.

  • Execution Plans: Terraform has a "planning" step where it generates an execution plan. The execution plan shows what Terraform will do when you call apply. This lets you avoid any surprises when Terraform manipulates infrastructure.

  • Resource Graph: Terraform builds a graph of all your resources, and parallelizes the creation and modification of any non-dependent resources. Because of this, Terraform builds infrastructure as efficiently as possible, and operators get insight into dependencies in their infrastructure.

  • Change Automation: Complex changesets can be applied to your infrastructure with minimal human interaction. With the previously mentioned execution plan and resource graph, you know exactly what Terraform will change and in what order, avoiding many possible human errors.

For more information, see the introduction section of the Terraform website.

Getting Started & Documentation

Documentation is available on the Terraform website:

If you're new to Terraform and want to get started creating infrastructure, please check out our Getting Started guides on HashiCorp's learning platform. There are also additional guides to continue your learning.

Show off your Terraform knowledge by passing a certification exam. Visit the certification page for information about exams and find study materials on HashiCorp's learning platform.

Developing Terraform

This repository contains only Terraform core, which includes the command line interface and the main graph engine. Providers are implemented as plugins that each have their own repository in the terraform-providers organization on GitHub. Instructions for developing each provider are in the associated README file. For more information, see the provider development overview.

To learn more about compiling Terraform and contributing suggested changes, please refer to the contributing guide.

License

Mozilla Public License v2.0