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package lxc; |
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|
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use warnings; |
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use strict; |
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use autodie; |
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|
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use file; |
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|
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use Data::Dump qw/dump/; |
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|
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sub create { |
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my ( $hostname, $ip, $path ) = @_; |
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|
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file::append "$path/etc/initab" => $_ foreach qw( |
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z6:6:respawn:/sbin/sulogin |
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1:2345:respawn:/sbin/getty 38400 console |
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c1:12345:respawn:/sbin/getty 38400 tty1 linux |
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c2:12345:respawn:/sbin/getty 38400 tty2 linux |
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c3:12345:respawn:/sbin/getty 38400 tty3 linux |
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c4:12345:respawn:/sbin/getty 38400 tty4 linux |
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); |
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|
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file::append '/etc/fstab' => 'cgroup /cgroup cgroup rw 0 0' && mkdir '/cgroup'; |
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system "mount /cgroup"; |
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|
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system "lxc-stop -n $hostname"; |
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system "lxc-destroy -n $hostname"; |
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|
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file::replace "$path/etc/hostname" => $hostname; |
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file::append "$path/hosts" => "$ip $hostname"; |
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|
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my $conf = "/virtual/$hostname.conf"; |
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|
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file::replace $conf => qq| |
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lxc.utsname = $hostname |
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lxc.tty = 4 |
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lxc.pts = 1024 |
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lxc.network.type = veth |
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lxc.network.flags = up |
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lxc.network.link = br0 |
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lxc.network.name = eth0 |
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lxc.network.mtu = 1500 |
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#lxc.mount = MNTFILE |
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lxc.rootfs = $path |
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lxc.cgroup.devices.deny = a |
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# /dev/null and zero |
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lxc.cgroup.devices.allow = c 1:3 rwm |
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lxc.cgroup.devices.allow = c 1:5 rwm |
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# consoles |
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lxc.cgroup.devices.allow = c 5:1 rwm |
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lxc.cgroup.devices.allow = c 5:0 rwm |
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lxc.cgroup.devices.allow = c 4:0 rwm |
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lxc.cgroup.devices.allow = c 4:1 rwm |
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# /dev/{,u}random |
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lxc.cgroup.devices.allow = c 1:9 rwm |
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lxc.cgroup.devices.allow = c 1:8 rwm |
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lxc.cgroup.devices.allow = c 136:* rwm |
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lxc.cgroup.devices.allow = c 5:2 rwm |
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# rtc |
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lxc.cgroup.devices.allow = c 254:0 rwm |
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|; |
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|
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system "lxc-create -n $hostname -f $conf"; |
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|
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warn "created $hostname $ip $path"; |
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} |
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|
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warn 'loaded'; |
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|
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