RFR: 8304438: jcmd JVMTI.agent_load should obey EnableDynamicAgentLoading [v2]

[Serguei Spitsyn]

On Wed, 31 May 2023 10:30:22 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

>> The VM option EnableDynamicAgentLoading was added in JDK 9, default true, to allow deployment to choose whether to allow agents to be loaded/started in the VM. The VM option does the right thing for tools using the Attach API but jcmd JVMTI.agent_load was missed. This should be fixed to disallow loading JVMTI agents when the EnableDynamicAgentLoading is false.
>> 
>> Testing:
>>  - run new test `test/jdk/sun/tools/jcmd/TestJcmdNoAgentLoad.java`
>>  - TBD: submit mach5 tiers 1-5 to make sure no new regressions are introduced
>
> Serguei Spitsyn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   minor renaming in new test TestJcmdNoAgentLoad.java

Thank you for the comment.
I was also thinking if this check has to be done in one place.

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PR Comment: https://git.openjdk.org/jdk/pull/14244#issuecomment-1569939180