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* extensions: add cgroup revision 2Pablo Neira Ayuso2018-09-181-3/+20
| | | | | | Just like revision v1, but cgroup path field is smaller. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* libxt_cgroup2: add support for cgroup2 path matchingTejun Heo2015-12-231-0/+13
| | | | | | | | | | | | | | | | | This patch updates xt_cgroup so that it supports revision 1 interface which includes cgroup2 path based matching. v3: Folded into xt_cgroup as a new revision interface as suggested by Pablo. v2: cgroup2_match->userspacesize and ->save and man page updated as per Jan. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Daniel Borkmann <dborkman@redhat.com> Cc: Jan Engelhardt <jengelh@inai.de> Cc: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* libxt_cgroup: prepare for multi revisionsTejun Heo2015-12-231-1/+1
| | | | | | | | | | | | libxt_cgroup will grow cgroup2 path based match. Postfix existing symbols with _v0 and prepare for multi revision registration. While at it, rename O_CGROUP to O_CLASSID and fwid to classid. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Daniel Borkmann <dborkman@redhat.com> Cc: Jan Engelhardt <jengelh@inai.de> Cc: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* iptables: add libxt_cgroup frontendDaniel Borkmann2014-01-041-0/+11
This patch adds the user space extension/frontend for process matching based on cgroups from the kernel patch entitled "netfilter: xtables: lightweight process control group matching". Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>