[AIRFLOW-1436, 1475] EmrJobFlowSensor consideres Cancelled step as Successful

[Swalloow]

Change EmrBaseSensor NON_TERMINAL_STATES and FAILED_STATE to list
EmrJobFlowSensor consideres Cancelled step as Successful

JIRA

• My PR addresses the following Airflow JIRA issues and references them in the PR title. For example, "[AIRFLOW-XXX] My Airflow PR"
  • https://issues.apache.org/jira/browse/AIRFLOW-1436
  • https://issues.apache.org/jira/browse/AIRFLOW-1475

Description

• Here are some details about my PR, including screenshots of any UI changes:

Tests

• My PR adds the following unit tests OR does not need testing for this extremely good reason:

Commits

• My commits all reference JIRA issues in their subject lines, and I have squashed multiple commits if they address the same issue. In addition, my commits follow the guidelines from "How to write a good git commit message":
  1. Subject is separated from body by a blank line
  2. Subject is limited to 50 characters
  3. Subject does not end with a period
  4. Subject uses the imperative mood ("add", not "adding")
  5. Body wraps at 72 characters
  6. Body explains "what" and "why", not "how"

[gonzalodiaz]

+1 we are having this very same issue and is causing headaches in production.

To add my Use Case

• We trigger the Cluster creation
• It failed due to a Validation Error
• The Cluster start shutting down and the Steps are created
• Steps are marked as Cancelled
• Cluster shuts down.

[bolkedebruin]

Please add a test and provide a commit message following the commit guidelines. Thanks!

[Swalloow]

@bolkedebruin Okay then I will add another new pull request :)