[KARAF-4827] Cannot install feature depending on other 2+ levels of features with prerequisite="true"

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 4.1.0
• Fix Version/s: 4.1.0
• Component/s: karaf
• Assignee: Guillaume Nodet
• Reporter: Lijun Liao
• Created: 21/Nov/16 10:41
• Updated: 14/Sep/18 15:14
• Resolved: 22/Nov/16 16:29

Description

Steps to reproduce the error:
1. Unpack apache-karaf-4.1.0-SNAPSHOT.tar.gz
2. Add following block to the file "system/org/apache/karaf/features/enterprise/4.1.0-SNAPSHOT/enterprise-4.1.0-SNAPSHOT-features.xml"

	<feature name="demo-a">
		<bundle>mvn:javax.interceptor/javax.interceptor-api/1.2</bundle>
	</feature>
	
	<feature name="demo-b">
		<feature prerequisite="true">demo-a</feature>
		<bundle>mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.javax-inject/1_2</bundle>
	</feature>
	
	<feature name="demo-c">
		<feature prerequisite="true">demo-b</feature>
		<bundle>mvn:javax.el/javax.el-api/3.0.0</bundle>
	</feature>

3. Delete folder data and file lock if available
4. Start karaf (command "bin/karaf")
5. Execute command "feature:install demo-c" in karaf shell, you should get the following error message.

karaf@root()> feature:install demo-c                                                                                                   xx:xx:xx
gogo: CircularPrerequisiteException: [demo-a/0.0.0]
Error executing command: [demo-a/0.0.0]