* Basic alerting plugin with actions

* Remove relative imports

* Code cleanup

* Split service into 3 parts, change connector structure

* Ability to disable plugin, ability to get actions

* Add slack connector

* Add email connector

* Ability to validate params and connector options

* Remove connectorOptionsSecrets for now

* Fix plugin config validation

* Add tests for slack connector

* Default connectors register on plugin init, console renamed to log, slack to message_slack

* Add remaining API endpoints for action CRUD

* Add list connectors API

* Change actions CRUD APIs to be closer with saved objects structure

* WIP

* Fix broken tests

* Add encrypted attribute support

* Add params and connectorOptions for email

* WIP

* Remove action's ability to have custom ids

* Remove ts-ignore

* Fix broken test

* Remove default connectors from this branch

* Fix API integration tests to use fixture connector

* Rename connector terminology to action type

* Rename actionTypeOptions to actionTypeConfig

* Code cleanup

* Fix broken tests

* Rename alerting plugin to actions

* Some code cleanup and add API unit tests

* Change signature of action type service execute function

* Add some plugin api integration tests

* Fix type check failure

* Code cleanup

* Create an actions client instead of an action service

* Apply Bill's PR feedback

* Fix broken test

* Find function to have destructured params

* Add tests to ensure encrypted attributes are not returned

* Fix broken test

* Add tests for validation

* Ensure actions can be updated without re-passing the config

* Remove dead code

* Test cleanup

* Fix eslint issue

* Apply Peter's PR feedback

* Code cleanup and fix broken tests

* Apply Brandon's PR feedback

* Add namespace support

* Fix broken test

* Pass services to action executors

* Fix tests

* Apply PR feedback

* Apply PR feedback pt2

* Cleanup actions, move code from alerting plugin PR

* Rename service terminology to registry

* Use static encryption key for encrypted attributes plugin inside of tests

* Empty data after create test is done running

* Fix type checks

* Fix inconsistent naming

adds the first "builtin" alertType for performing a `server.log()`

* WIP

* Rename fire function and remove @ts-ignore in all places

* Change naming in alerting service

* Remove alert instance class for now, support interval configuration

* Cleanup TS

* Split alerting between registry and client

* Use saved object alongside task manager instance

* Add remaining alerting APIs

* Change create structure

* Rename some variables, change actionGroups structure

* Use handlebars for templating strings at fire time

* Fix params given to alert type execute function

* Use alert instance class

* Alert instances support meta attributes

* Move alert instances deserialization

* Change interval to be ms

* Rename actions es archive

* Fix tests to use encrypted esArchive for action record

* Add create alert test to demo end to end flow

* Fix type check issue

* Alerts to use references to action objects

* Only update task manager tasks after saved objects are fully updated

* Use scope in task manager

* Fix type check

* Use task manager to execute actions

* Convert ids into references and back

* Apply PR feedback

* Fix broken test

* Fix some bugs

* Fix test errors

* Alert interval to be previous runAt + interval instead of now + interval

* Add range support

* Remove extra line

* Cleanup

* Add alert_instance.test.ts

* Add alert_type_registry.test.ts

* Move tests around

* Create generic task manager mock

* Add note about saved objects client mock

* Create alert_type_registry.mock.ts

* Add alerts_client.test.ts

* Add create_alert_instance_factory.test.ts

* Add create_fire_handler.test.ts

* WIP

* Fix get_create_task_runner_function.test.ts and make test pass

* Make get_create_task_runner_function.test.ts 100% coverage

* Add unit tests for routes

* Move files around

* Created transform_action_params.ts

* Add get_next_run_at.ts

* Add comment explaining why we copy nextRunAt

* Re-use state within alert instance

* Finalize code coverage in unit tests

* Create base api integration tests

* Add a test that ensures end to end functionality of an alert

* Fix ui capabilities test

* Fix broken plugin api integration test

* Fix jest tests with new saved objects client

* Fix broken integration tests

* Change api integration test fixture to make more sense, add functions for future tests

* Move alerts integration testing into own file, prep to add more tests

* Add tests to ensure failed task instances get retried

* Add get_create_task_runner_function.test.ts for actions, create encrypted saved objects mock

* Add action validation tests

* Ensure action type validation occurs on update

* Test 400 on unregistered alert types

* Ensure alertTypeId can't be updated

* Add validation test for alert create / update

* Fix broken checks / tests

* Skip failing test for now

* Cleanup jest tests

* Ensure action objects can be updated while keeping encrypted attributes readable

* Remove partial update sopport, remove ability to change actionTypeId, require config

* Ensure actionTypeConfig is validated on create and update

* Add alertTypeParams validation support

* Fix failing tests

* Ensure alert cleanup errors don't replace the original error

* Pass callCluster as a service to alerts and actions

* Only pass log to alerts client

* Pass savedObjectsClient as a service to alerting and actions

* Fix failing tests

* Remove range support, provide when current and previous task got scheduled

* Ensure Joi validation happens before every execute

* Remove skipped tests, to be done in future PR

* Apply self feedback pt1

* Apply self feedback pt2

* Fix broken tests

* Apply PR feedback

* PR feedback pt1

* Apply security team PR feedback

* PR feedback pt1

* PR feedback pt2

* PR feedback pt3

* Fix broken tests

* Fix callCluster to have signature

* Revert f11a6ae

* PR feedback pt4

* Remove __jest__ folders

* PR feedback pt5

* Fix Joi from leaking secrets

* Fire instance actions in parallel instead of series

* Throw error when alert instance already fired

* shouldFire doesn't need its own boolean value

* Initial user guides

* Cleanup

* Typos, example changes

* Switch to tables, use ordered list for usage

* Start docs around alert instances and templating

* Documentation changes

* Some adjustments

* Apply PR feedback

* Apply suggestions from code review

Co-Authored-By: gchaps <[email protected]>

* PR feedback pt2

* Provide better examples for alert types

* Apply PR feedback

* Update README locations