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James Bardin 0d58537bf2 Expander.ExpandResource
It turns out that within terraform resource expansion will normally
happen with an absolute address. This is because in order to evaluate
the expansion expression, we need to already have the context within a
module instance.

This leaves the existing ExpandResource logic in place as
ExpandModuleResource since it's working, and in case we do find a
location where it's useful to get a full expansion (which may be needed
for instance dependency tracking)

Reword some of the resource related arguments and comments, as they were
copied from the module methods and not entirely accurate.
2020-03-24 12:12:41 -04:00
.github docs/contributing: add note about codecov (#24434) 2020-03-23 15:48:31 -04:00
addrs addrs: Provider.IsLegacy and IsDefault functions 2020-03-23 09:50:35 -04:00
backend Merge pull request #24346 from hashicorp/jbardin/module-expansion-another-part 2020-03-11 14:32:23 -04:00
builtin Mildwonkey/ps import (#24412) 2020-03-20 08:15:29 -04:00
command rename provider-specific functions (#24417) 2020-03-20 13:59:59 -04:00
communicator ssh: Fix deadlock on agent forwarding error 2019-12-12 18:16:17 +01:00
config Move the commit along with 2020-03-02 15:56:38 -05:00
configs addrs: Provider.IsLegacy and IsDefault functions 2020-03-23 09:50:35 -04:00
contrib contrib: Remove api-coverage tool 2019-10-18 11:22:30 -07:00
dag dag benchmark 2020-02-19 14:53:19 -05:00
digraph Fix TestWriteDot random order error 2014-07-29 10:26:50 -07:00
docs Add support for provider metadata to modules. (#22583) 2020-03-05 16:53:24 -08:00
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
experiments config: Allow module authors to specify validation rules for variables 2020-01-10 15:23:25 -08:00
flatmap prune references to config/module 2019-08-07 17:50:59 -04:00
helper Mildwonkey/ps import (#24412) 2020-03-20 08:15:29 -04:00
httpclient Merge pull request #22272 from hashicorp/f-httpclient-ua 2019-08-12 20:20:03 +01:00
instances Expander.ExpandResource 2020-03-24 12:12:41 -04:00
internal Add support for provider metadata to modules. (#22583) 2020-03-05 16:53:24 -08:00
lang lang: Fix non-string key panics in map function 2020-03-04 10:54:55 -05:00
moduledeps rename provider-specific functions (#24417) 2020-03-20 13:59:59 -04:00
plans finish provider ModuleInstance replacement 2020-03-11 14:19:52 -04:00
plugin Add support for provider metadata to modules. (#22583) 2020-03-05 16:53:24 -08:00
providers finish provider ModuleInstance replacement 2020-03-11 14:19:52 -04:00
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 finish provider ModuleInstance replacement 2020-03-11 14:19:52 -04:00
scripts Coverage updates, roll back makefile change, use travis specific script 2020-03-03 14:10:17 -05:00
state state: update local unlock err (#24320) 2020-03-17 14:01:51 -04:00
states terraform: large refactor to use Provider from configs.Resource (#24396) 2020-03-18 08:58:20 -04:00
terraform rename provider-specific functions (#24417) 2020-03-20 13:59:59 -04:00
tfdiags tfdiags: Diagnostics.ToHCL 2020-03-12 11:11:29 -07:00
tools terraform-bundle: fix panic with addrs.Provider 2019-12-12 09:14:38 -05:00
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version Update version.go 2020-02-19 17:42:33 -05:00
website website: fix simple typo (#24415) 2020-03-23 08:55:08 -04:00
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.tfdev .tfdev: remove platform build constraint 2019-08-09 15:10:52 -07:00
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CODEOWNERS Update CODEOWNERS 2020-03-10 14:10:38 -04:00
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LICENSE Adding license 2014-07-28 13:54:06 -04:00
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README.md Update README.md 2020-02-14 11:08:33 -05:00
checkpoint.go Remove config.go and update things using its aliases 2020-01-13 16:50:05 -05:00
codecov.yml Set Codecov threshold to 0.05% to avoid flicker 2020-03-09 14:56:30 -04:00
commands.go command: remove 0.12upgrade (#24403) 2020-03-19 08:01:16 -04:00
go.mod build: Use Go 1.14 2020-03-04 13:26:50 -08:00
go.sum vendor: Fix checksum for github.com/coreos/etcd (#24343) 2020-03-17 13:56:58 -04:00
help.go help: Make version and help flags consistent 2018-08-01 14:28:39 -07:00
main.go command: Accept a "provider source" from the main package 2020-01-24 13:45:37 -08:00
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
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