* [stable-2.9] allow env to override unspecified unsafe_writes (#73282) * allow env var for fallback value for unspecified unsafe_writes. (cherry picked from commitc7d4acc12f) Co-authored-by: Brian Coca <bcoca@users.noreply.github.com> * ensure unsafe writes fallback (#70722) * Ensure we actually fallback to unsafe_writes when set to true add integration test add fix for get_url not passing the parameter from args (cherry picked from commit932ba36160) * Added clog missing for issue 70722 (#73175) (cherry picked from commitd6670da1d7) Co-authored-by: Brian Coca <bcoca@users.noreply.github.com>