mount procfs instead of using hostpid

[daemon1024]

Feature Request

KubeArmor needs access to host's procfs to stich container and real time process information we get from eBPF.

Is your feature request related to a problem? Please describe the use case.

Sharing pid ns with host is more risky than just accessing procfs.

Describe the solution you'd like

• We can mount and set procfs to readonly maybe alleviating a lot of risks involded with mounting procfs
• Add configuration in KubeArmor to support custom path prefix for procfs

Related #1186

[yp969803]

@daemon1024 is the issue open to work?

[daemon1024]

Yes @yp969803

[yp969803]

/assign