[OAK-5961] Handle scenario where jansi library cannot be loaded

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.7.0, 1.6.2, 1.8.0
• Component/s: run
• Assignee: Chetan Mehrotra
• Reporter: Chetan Mehrotra
• Created: 22/Mar/17 06:11
• Updated: 02/Jul/21 13:30
• Resolved: 22/Mar/17 06:33

Description

Following exception is seen on setup where jansi cannot be loaded

Apache Jackrabbit Oak 1.6.1
Repository connected in read-only mode. Use '--read-write' for write operations
Exception in thread "main" java.lang.UnsatisfiedLinkError: Could not load library. Reasons: [no jansi64-1.6.1 in java.library.path, no jansi-1.6.1 in java.library.path, no jansi in java.library.pa
th, /tmp/libjansi-64-1-9219049328008584189.6: /tmp/libjansi-64-1-9219049328008584189.6: failed to map segment from shared object: Operation not permitted]
        at org.fusesource.hawtjni.runtime.Library.doLoad(Library.java:182)
        at org.fusesource.hawtjni.runtime.Library.load(Library.java:140)
        at org.fusesource.jansi.internal.CLibrary.<clinit>(CLibrary.java:42)
        at org.fusesource.jansi.AnsiConsole.wrapOutputStream(AnsiConsole.java:48)
        at org.fusesource.jansi.AnsiConsole.<clinit>(AnsiConsole.java:38)
        at org.apache.jackrabbit.oak.console.GroovyConsole.<clinit>(GroovyConsole.groovy:45)
        at org.apache.jackrabbit.oak.console.Console.main(Console.java:155)
        at org.apache.jackrabbit.oak.run.ConsoleCommand.execute(ConsoleCommand.java:26)
        at org.apache.jackrabbit.oak.run.Mode.execute(Mode.java:65)
        at org.apache.jackrabbit.oak.run.Main.main(Main.java:49)

As per [1] such issues can occur if noexec is set for /tmp. Oak Console should handle such case at least for those cases where the console is not to be loaded and just a script needs to be run

[1] https://support.cloudbees.com/hc/en-us/articles/215281717-Jenkins-fails-to-start-with-JNA-error

Issue Links

• fixes: OAK-9483 UpgradeIT fails when noexec is set on temp folder