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Martin Atkins 9a62ab3014 command: "terraform show" renders plans like "terraform plan"
During the Terraform 0.12 work we briefly had a partial update of the old
Terraform 0.11 (and prior) diff renderer that could work with the new
plan structure, but could produce only partial results.

We switched to the new plan implementation prior to release, but the
"terraform show" command was left calling into the old partial
implementation, and thus produced incomplete results when rendering a
saved plan.

Here we instead use the plan rendering logic from the "terraform plan"
command, making the output of both identical.

Unfortunately, due to the current backend architecture that logic lives
inside the local backend package, and it contains some business logic
around state and schema wrangling that would make it inappropriate to move
wholesale into the command/format package. To allow for a low-risk fix to
the "terraform show" output, here we avoid some more severe refactoring by
just exporting the rendering functionality in a way that allows the
"terraform show" command to call into it.

In future we'd like to move all of the code that actually writes to the
output into the "command" package so that the roles of these components
are better segregated, but that is too big a change to block fixing this
issue.
2019-11-06 06:53:32 -08:00
.github Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
addrs Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
backend command: "terraform show" renders plans like "terraform plan" 2019-11-06 06:53:32 -08:00
builtin provisioner/puppet: fix bug when connection type was not set in config (#23057) 2019-10-17 11:46:55 -04:00
command command: "terraform show" renders plans like "terraform plan" 2019-11-06 06:53:32 -08:00
communicator Update communicator/ssh/communicator.go 2019-10-02 15:03:18 -04:00
config config: Remove legacy interpolation function implementations 2019-10-29 08:25:45 -07:00
configs Merge pull request #22946 from hashicorp/kmoe/copy_dir_dotfiles 2019-10-24 12:01:42 -04:00
contrib contrib: Remove api-coverage tool 2019-10-18 11:22:30 -07:00
dag terraform: ugly huge change to weave in new HCL2-oriented types 2018-10-16 18:46:46 -07:00
digraph Fix TestWriteDot random order error 2014-07-29 10:26:50 -07:00
docs vendor: switch to HCL 2.0 in the HCL repository 2019-10-02 15:10:21 -07:00
e2e Standardise directory name for test data 2019-06-30 10:16:15 +02:00
examples Fix Google Cloud Platform name across docs. 2019-01-15 12:10:20 -08:00
flatmap prune references to config/module 2019-08-07 17:50:59 -04:00
helper Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
httpclient Merge pull request #22272 from hashicorp/f-httpclient-ua 2019-08-12 20:20:03 +01:00
internal backend/remote-state: etcdv3, oss, and manta acc tests should fail 2019-09-27 08:45:12 -04:00
lang correctly evaluate self in for_each resources 2019-10-29 12:44:42 -04:00
moduledeps plugin/discovery: PluginRequirements can specify SHA256 digests 2017-06-09 14:03:59 -07:00
plans Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
plugin Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
providers send and receive Private through ReadResource 2019-06-03 18:08:26 -04:00
provisioners provisioners: Add Factory type and FactoryFixed helper 2018-10-16 19:14:11 -07:00
registry Replace import paths & set UA string where necessary 2019-10-11 22:40:54 +01:00
repl vendor: switch to HCL 2.0 in the HCL repository 2019-10-02 15:10:21 -07:00
scripts make: Add check for protobuf dependencies 2019-09-05 14:30:54 +02:00
state Merge pull request #20571 from sergkondr/fix_misspelling 2019-08-13 17:13:13 -04:00
states Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
terraform failing test with for_each self reference 2019-10-29 12:14:30 -04:00
tfdiags Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
tools Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
vendor vendor: go get github.com/mitchellh/panicwrap@v1.0.0 2019-11-05 16:22:45 -08:00
version Cleanup after v0.12.13 release 2019-10-31 19:28:10 +00:00
website Merge pull request #22821 from xiaozhu36/master 2019-11-05 18:11:53 -05:00
.gitignore Standardise directory name for test data 2019-06-30 10:16:15 +02:00
.go-version build: Use Go 1.12.9 2019-08-16 16:29:43 -07:00
.hashibot.hcl apply special label for PRs affecting sdk paths 2019-09-06 15:22:43 -04:00
.tfdev .tfdev: remove platform build constraint 2019-08-09 15:10:52 -07:00
.travis.yml build: Use the official Go module proxy for Travis-CI runs (#22711) 2019-09-06 15:45:31 -04:00
BUILDING.md Revise our contributing/development documentation 2019-10-15 08:39:36 -07:00
CHANGELOG.md Update CHANGELOG.md 2019-11-05 16:25:27 -08:00
CODEOWNERS First pass at adding CODEOWNERS to link remote-state backends with maintainers of the associated providers. 2019-02-11 15:52:19 -08:00
Dockerfile build: Stop using deprecated MAINTAINER in Dockerfile 2017-10-27 17:25:44 -07:00
LICENSE Adding license 2014-07-28 13:54:06 -04:00
Makefile Version tools per Go convention under tools.go 2019-10-17 22:23:39 +02:00
README.md Revise our contributing/development documentation 2019-10-15 08:39:36 -07:00
checkpoint.go fixing version numbers RCs should be labeled x.x.x-rcx 2015-02-07 16:56:56 +01:00
commands.go Replace import paths & set UA string where necessary 2019-10-11 22:40:54 +01:00
config.go command/cliconfig: Factor out CLI config handling 2019-08-01 10:56:41 -07:00
go.mod vendor: go get github.com/mitchellh/panicwrap@v1.0.0 2019-11-05 16:22:45 -08:00
go.sum vendor: go get github.com/mitchellh/panicwrap@v1.0.0 2019-11-05 16:22:45 -08:00
help.go help: Make version and help flags consistent 2018-08-01 14:28:39 -07:00
main.go Replace import paths & set UA string where necessary 2019-10-11 22:40:54 +01:00
main_test.go main: make configuration available when initializing commands 2017-09-29 14:03:09 -07:00
panic.go panic: Instruct the user to include terraform's version for bug reports. 2015-05-14 18:14:56 -04:00
plugins.go keep .terraform.d/plugins for discovery 2017-08-09 17:46:49 -04:00
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

If you're new to Terraform and want to get started creating infrastructure, please checkout our Getting Started guide, available on the Terraform website.

All documentation is available on the Terraform website:

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