[RANGER-3970] Expression evaluation improvements

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0, 2.4.0
• Component/s: plugins
• Assignee: Madhan Neethiraj
• Reporter: Madhan Neethiraj
• Created: 21/Nov/22 23:40
• Updated: 23/Nov/22 21:34
• Resolved: 23/Nov/22 21:34

Description

Ranger policy engine uses Nashorn JavaScript engine to evaluate expressions in policies. Starting with JDK15, Nashorn engine is not available with JDK. When Nashorn engine is not available, Graal JS engine should be considered (https://www.graalvm.org/22.3/reference-manual/js/).