Alexey Dobriyan wrote: > On Thu, Oct 02, 2008 at 11:12:08AM +0200, Patrick McHardy wrote: > >> Is there an easy way to test all this stuff? >> > > I used the following: > > 0) netns is currently mutually exclusive with sysfs, so depending on > sanity of distro initscripts booting sysfs-less kernel can be tricky. > > In Gentoo, for example a) rm -rf /sys (sic!), b) RC_USE_FSTAB="yes", > c) RC_DEVICES="static" in /etc/conf.d/rc are needed. > > 1) netns creation tool (attached, some container guy posted it somewhere) > > # ns_exec -n /bin/sh > > 2) shutdown network in init_net > > sudo /etc/init.d/ntpd stop > sudo /etc/init.d/sshd stop > sudo /etc/init.d/iptables stop > sudo /etc/init.d/ip6tables stop > sudo /etc/init.d/net.eth1 stop > sudo /etc/init.d/net.eth0 stop > > 3) move netdevices to netns > > ip l s dev eth0 netns "$1" > ip l s dev eth1 netns "$1" > > where $1 is PID of shell from 1) > > 4) in netns start everything back > > sudo /etc/init.d/net.eth0 start > sudo /etc/init.d/net.eth1 start > sudo /etc/init.d/iptables start > sudo /etc/init.d/ip6tables start > sudo /etc/init.d/sshd start > sudo /etc/init.d/ntpd start > > 5) at this point my usual NAT setup is back working for me and everything should > be like in init_net (modulo aforementioned exceptions) and > independent from init_net. > > Leaked netns are in /proc/slabinfo under "net_namespace". > > Some IPv6 printks can be annoying, so mute them. > > Object poisoning with SLUB won't work for irrelevant reasons, so use SLAB. > > Something like that. > Thanks, I'll give it a try. _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers