[18.09 backport] Fix Rollback config type interpolation#1978

Merged

thaJeztah merged 1 commit intodocker:18.09from

thaJeztah:18.09_backport_fix_rollback_config_interpolation

Jul 3, 2019

Commits on Jul 3, 2019

Rollback config type interpolation on fields "parallelism" and "max_failure_ratio" were missing, as it uses the same type as update_config.

silvin-lubecki
authored and
thaJeztah
committed