* Vault Agent Template: parse templates (#7540)
* add template config parsing, but it's wrong b/c it's not using mapstructure
* parsing consul templates in agent config
* add additional test to configuration parsing, to cover basics
* another test fixture, rework simple test into table
* refactor into table test
* rename test
* remove flattenKeys and add other test fixture
* Update command/agent/config/config.go
Co-Authored-By: Jim Kalafut <jkalafut@hashicorp.com>
* return the decode error instead of swallowing it
* Update command/agent/config/config_test.go
Co-Authored-By: Jim Kalafut <jkalafut@hashicorp.com>
* go mod tidy
* change error checking style
* Add agent template doc
* TemplateServer: render secrets with Consul Template (#7621)
* add template config parsing, but it's wrong b/c it's not using mapstructure
* parsing consul templates in agent config
* add additional test to configuration parsing, to cover basics
* another test fixture, rework simple test into table
* refactor into table test
* rename test
* remove flattenKeys and add other test fixture
* add template package
* WIP: add runner
* fix panic, actually copy templates, etc
* rework how the config.Vault is created and enable reading from the environment
* this was supposed to be a part of the prior commit
* move/add methods to testhelpers for converting some values to pointers
* use new methods in testhelpers
* add an unblock channel to block agent until a template has been rendered
* add note
* unblock if there are no templates
* cleanups
* go mod tidy
* remove dead code
* simple test to starT
* add simple, empty templates test
* Update package doc, error logs, and add missing close() on channel
* update code comment to be clear what I'm referring to
* have template.NewServer return a (<- chan) type, even though it's a normal chan, as a better practice to enforce reading only
* Update command/agent.go
Co-Authored-By: Jim Kalafut <jkalafut@hashicorp.com>
* update with test
* Add README and doc.go to the command/agent directory (#7503)
* Add README and doc.go to the command/agent directory
* Add link to website
* address feedback for agent.go
* updated with feedback from Calvin
* Rework template.Server to export the unblock channel, and remove it from the NewServer function
* apply feedback from Nick
* fix/restructure rendering test
* Add pointerutil package for converting types to their pointers
* Remove pointer helper methods; use sdk/helper/pointerutil instead
* update newRunnerConfig to use pointerutil and empty strings
* only wait for unblock if template server is initialized
* drain the token channel in this test
* conditionally send on channel
