cos-customizer: Support non-prod GCE endpoints

Users can now control the GCE endpoint through a flag that is available
on all subcommands. Every step in the workflow must set the flag for it
to work properly.

BUG=b/176990931
TEST=Run one workflow manually in non-prod GCE, run ./run_tests to
regression check

Change-Id: I0336418a3ad8a680e854085afcb6bbb5f5efce04
Reviewed-on: https://cos-review.googlesource.com/c/cos/tools/+/25821
Cloud-Build: GCB Service account <228075978874@cloudbuild.gserviceaccount.com>
Reviewed-by: Varsha Teratipally <teratipally@google.com>
Reviewed-by: Roy Yang <royyang@google.com>
Tested-by: Robert Kolchmeyer <rkolchmeyer@google.com>
4 files changed
tree: d1970295bece1822162e277f4da17e636b58a7f8
  1. release/
  2. src/
  3. testing/
  4. BUILD.bazel
  5. cloudbuild.yaml
  6. CONTRIBUTING.md
  7. deps.bzl
  8. go.mod
  9. go.sum
  10. LICENSE
  11. README.md
  12. run_tests.sh
  13. WORKSPACE
README.md

Tools for Container-Optimized OS

This is a repository of various tools developed for Container-Optimized OS. Examples include cos-gpu-installer, cos-toolbox, etc.

See CONTRIBUTING.md for how to contribute.