Messages in this thread | | | From | Evgeniy Polyakov <> | Subject | Re: [PATCH] [RFC] proc connector: add namespace events | Date | Tue, 13 Sep 2016 00:39:44 +0300 |
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Hi everyone
08.09.2016, 18:39, "Alban Crequy" <alban.crequy@gmail.com>: > The act of a process creating or joining a namespace via clone(), > unshare() or setns() is a useful signal for monitoring applications.
> + if (old_ns->mnt_ns != new_ns->mnt_ns) > + proc_ns_connector(tsk, CLONE_NEWNS, PROC_NM_REASON_CLONE, old_mntns_inum, new_mntns_inum); > + > + if (old_ns->uts_ns != new_ns->uts_ns) > + proc_ns_connector(tsk, CLONE_NEWUTS, PROC_NM_REASON_CLONE, old_ns->uts_ns->ns.inum, new_ns->uts_ns->ns.inum); > + > + if (old_ns->ipc_ns != new_ns->ipc_ns) > + proc_ns_connector(tsk, CLONE_NEWIPC, PROC_NM_REASON_CLONE, old_ns->ipc_ns->ns.inum, new_ns->ipc_ns->ns.inum); > + > + if (old_ns->net_ns != new_ns->net_ns) > + proc_ns_connector(tsk, CLONE_NEWNET, PROC_NM_REASON_CLONE, old_ns->net_ns->ns.inum, new_ns->net_ns->ns.inum); > + > + if (old_ns->cgroup_ns != new_ns->cgroup_ns) > + proc_ns_connector(tsk, CLONE_NEWCGROUP, PROC_NM_REASON_CLONE, old_ns->cgroup_ns->ns.inum, new_ns->cgroup_ns->ns.inum); > + > + if (old_ns->pid_ns_for_children != new_ns->pid_ns_for_children) > + proc_ns_connector(tsk, CLONE_NEWPID, PROC_NM_REASON_CLONE, old_ns->pid_ns_for_children->ns.inum, new_ns->pid_ns_for_children->ns.inum); > + } > +
Patch looks good to me from technical/connector point of view, but these even multiplication is a bit weird imho.
I'm not against it, but did you consider sending just 2 serialized ns structures via single message, and client would check all ns bits himself?
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