"Merge" in code from debian lxc template that comes with Ubuntu 13.04

This commit is contained in:
Fabio Rehm 2013-05-01 22:01:59 -03:00
parent 4759adf143
commit 06a0d66616

View file

@ -1,7 +1,7 @@
#!/bin/bash
# This is a modified version of /usr/share/lxc/templates/lxc-debian
# that comes with Ubuntu 12.10 changed to suit vagrant-lxc needs
# that comes with Ubuntu 13.04 changed to suit vagrant-lxc needs
set -e
@ -18,6 +18,14 @@ configure_debian()
hostname=$2
release=$3
# squeeze only has /dev/tty and /dev/tty0 by default,
# therefore creating missing device nodes for tty1-4.
for tty in $(seq 1 4); do
if [ ! -e $rootfs/dev/tty$tty ]; then
mknod $rootfs/dev/tty$tty c 4 $tty
fi
done
# configure the inittab
cat <<EOF > $rootfs/etc/inittab
id:3:initdefault:
@ -32,45 +40,33 @@ l6:6:wait:/etc/init.d/rc 6
# Normally not reached, but fallthrough in case of emergency.
z6:6:respawn:/sbin/sulogin
1:2345:respawn:/sbin/getty 38400 console
#c1:12345:respawn:/sbin/getty 38400 tty1 linux
c1:12345:respawn:/sbin/getty 38400 tty1 linux
c2:12345:respawn:/sbin/getty 38400 tty2 linux
c3:12345:respawn:/sbin/getty 38400 tty3 linux
c4:12345:respawn:/sbin/getty 38400 tty4 linux
p6::ctrlaltdel:/sbin/init 6
p0::powerfail:/sbin/init 0
EOF
echo '/etc/inittab created'
# disable selinux in debian
mkdir -p $rootfs/selinux
echo 0 > $rootfs/selinux/enforce
echo 'selinux disabled'
# configure the network using the dhcp
cat <<EOF > $rootfs/etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
EOF
echo 'network configured (dhcp on eth0)'
# set the hostname
cat <<EOF > $rootfs/etc/hostname
$hostname
EOF
echo "/etc/hostname created (${hostname})"
# set dhcp hostname
cat <<EOF >> $rootfs/etc/dhcp/dhclient.conf
send host-name "$hostname";
EOF
echo 'dhcp hostname set'
# reconfigure some services
if [ ! -z "${LANG}" ]; then
# set default locale
cat <<EOF > $rootfs/etc/locale.gen
@ -82,64 +78,11 @@ EOF
echo 'update-locale done'
fi
# set proxy if any
if [ ! -z "${HTTP_PROXY}" ]; then
cat <<EOF > $rootfs/etc/apt/apt.conf.d/10proxy
Acquire::http::Proxy "${HTTP_PROXY}";
Acquire::ftp::Proxy "${HTTP_PROXY}";
Acquire::ftp::Timeout "15";
Acquire::ftp::Passive "true";
Acquire::ftp::Proxy::Passive "true";
EOF
echo "Apt default proxy set to ${HTTP_PROXY}"
cat <<EOF >> $rootfs/etc/environment
HTTP_PROXY=${HTTP_PROXY}
HTTPS_PROXY=${HTTP_PROXY}
FTP_PROXY=${HTTP_PROXY}
EOF
echo "proxy ${HTTP_PROXY} added to /etc/environment"
fi
# recommends are as of now still abused in many packages
cat <<EOF > $rootfs/etc/apt/apt.conf.d/90recommends
APT::Install-Recommends "0";
APT::Install-Suggests "0";
EOF
echo '/etc/apt/apt.conf.d/90recommends created'
# set default release
cat <<EOF > $rootfs/etc/apt/apt.conf.d/30release
DPkg::Default-Release "${release}";
APT::Default-Release "${release}";
EOF
echo '/etc/apt/apt.conf.d/30release created'
# set minimal hosts
cat <<EOF > $rootfs/etc/hosts
127.0.0.1 localhost
127.0.1.1 $hostname.vagrantup.com $hostname
# The following lines are desirable for IPv6 capable hosts
::1 ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
EOF
# remove pointless services in a container
for service in checkroot \
umountfs \
hwclock.sh \
hwclockfirst.sh \
mountall.sh ; do
chroot $rootfs /usr/sbin/update-rc.d -f $service remove > /dev/null 2>&1
echo "service ${service} removed from init"
done
# suppress log level output for udev
#sed -i "s/=\"err\"/=0/" $rootfs/etc/udev/udev.conf
chroot $rootfs /usr/sbin/update-rc.d -f checkroot.sh remove
chroot $rootfs /usr/sbin/update-rc.d -f umountfs remove
chroot $rootfs /usr/sbin/update-rc.d -f hwclock.sh remove
chroot $rootfs /usr/sbin/update-rc.d -f hwclockfirst.sh remove
echo "root:vagrant" | chroot $rootfs chpasswd
@ -209,19 +152,16 @@ copy_configuration()
rootfs=$2
name=$3
arch=$4
release=$5
cat <<EOF >> $path/fstab
none $rootfs/dev/pts devpts defaults 0 0
none $rootfs/proc proc defaults 0 0
none $rootfs/sys sysfs defaults 0 0
none $rootfs/dev/shm tmpfs defaults 0 0
EOF
grep -q "^lxc.rootfs" $path/config 2>/dev/null || echo "lxc.rootfs = $rootfs" >> $path/config
cat <<EOF >> $path/config
lxc.tty = 4
lxc.pts = 1024
lxc.rootfs = ${rootfs}
lxc.utsname = ${name}
# When using LXC with apparmor, uncomment the next line to run unconfined:
#lxc.aa_profile = unconfined
lxc.cgroup.devices.deny = a
# /dev/null and zero
lxc.cgroup.devices.allow = c 1:3 rwm
@ -240,46 +180,8 @@ lxc.cgroup.devices.allow = c 5:2 rwm
lxc.cgroup.devices.allow = c 254:0 rwm
# mounts point
#lxc.mount.entry=proc $rootfs/proc proc nodev,noexec,nosuid 0 0
#lxc.mount.entry=devpts $rootfs/dev/pts devpts defaults 0 0
#lxc.mount.entry=sysfs $rootfs/sys sysfs defaults 0 0
lxc.mount = ${path}/fstab
lxc.utsname = ${name}
# networking
#lxc.network.type = veth
#lxc.network.flags = up
# Bridged network
#lxc.network.link = br42
#lxc.network.name = eth0
# It is fine to be commented out
# Warn: interface name 'vethXXXX' too long (>15)
#lxc.network.veth.pair = veth${name#*-}
#lxc.network.ipv4 = 10.1.1.1/24
#lxc.network.hwaddr = 00:12:34:56:78:9A
#lxc.network.hwaddr = \
00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')
# Limits
# Set max memory
lxc.cgroup.memory.limit_in_bytes = 1024M
# Scheduler, works like this: You assign to vm0 the value of 10 and to vm1
# the value of 20. This means: in each CPU Second vm1 will get the double
# amount of CPU cycles as vm0. Per default all values are set to 1024.
#lxc.cgroup.cpu.shares = 512
# CPUs
# assign first CPU to this container:
#lxc.cgroup.cpuset.cpus = 0
# assign the first, the second and the last CPU
#lxc.cgroup.cpuset.cpus = 0-1,3
# assign the first and the last CPU
#lxc.cgroup.cpuset.cpus = 0,3
lxc.mount.entry = proc proc proc nodev,noexec,nosuid 0 0
lxc.mount.entry = sysfs sys sysfs defaults 0 0
EOF
if [ $? -ne 0 ]; then
@ -407,7 +309,7 @@ if [ $? -ne 0 ]; then
exit 1
fi
copy_configuration $path $rootfs $name $arch $release
copy_configuration $path $rootfs $name
if [ $? -ne 0 ]; then
echo "failed write configuration file"
exit 1