OSGI Config with escaped properties gets replaced with unescaped properties after deployment

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.2.X, Master
• Fix Version/s: 7.2.10 DXP FP6, 7.2.X, 7.3.3 CE GA4, 7.3.10 DXP GA1, Master
• Component/s: Portal Services > Component Management > Module Framework (OSGi)
• Labels:
  • liferay-fixpack-dxp-6-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Fix Priority: 4
• Git Pull Request: https://github.com/shuyangzhou/liferay-portal/pull/9085

Steps to Reproduce

1. Startup Liferay
2. Create a file: test.config with the following escaped property:

foo="$\{bar.baz\}" 

1. Deploy test.config to ${LIFERAY_HOME}/osgi/configs
2. Wait ~10 seconds
3. Inspect the test.config file in ${LIFERAY_HOME}/osgi/configs

Expected Behavior
The property is still escaped:

foo="$\{bar.baz\}" 

Actual Behavior
The property is no longer escaped:

foo = ${bar.baz}