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apparmor profile to allow netns handling inside LXCs
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# /etc/apparmor.d/lxc/lxc-default-with-netns | |
# Do not load this file. Rather, load /etc/apparmor.d/lxc-containers, which | |
# will source all profiles under /etc/apparmor.d/lxc | |
profile lxc-container-default-with-netns flags=(attach_disconnected,mediate_deleted) { | |
#include <abstractions/lxc/container-base> | |
#include <abstractions/lxc/start-container> | |
# - onetime mount, if /run/netns was not mounted yet: | |
# strace: mount("", "/var/run/netns", "none", MS_REC|MS_SHARED, NULL) = 0 | |
# fwiw fstype=none doesn't match, protect by denying mount with /dev argument | |
deny mount options=(rw, make-rshared) /** -> /run/netns/, | |
mount options=(rw, make-rshared) -> /run/netns/, | |
# strace: mount("/var/run/netns", "/var/run/netns", 0x43981d, MS_BIND, NULL) = 0 | |
mount options=(rw, bind) /run/netns/ -> /run/netns/, | |
# - one mount per each netns: ip netns add foo: | |
# strace: mount("/proc/self/ns/net", "/var/run/netns/foo", 0x43981d, MS_BIND, NULL) = 0 | |
mount options=(rw, bind) @{PROC} -> /run/netns/**, | |
# kernel 4.2 doesn't match above, needs this one: | |
mount options=(rw, bind) / -> /run/netns/**, | |
# - used by: ip netns exec foo ...: | |
# strace: mount("", "/", "none", MS_REC|MS_SLAVE, NULL) = 0 | |
# fwiw fstype=none doesn't match, protect by denying mount with /dev argument | |
deny mount options=(rw, make-rslave) /** -> /, | |
mount options=(rw, make-rslave) -> /, | |
} |
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Nice. Would you mind submitting a patch to upstream lxc adding this as one of the sample profiles?