DEFAULT_FCDISTRO=f20
DEFAULT_PLDISTRO=lxc
DEFAULT_PERSONALITY=linux64
+DEFAULT_MEMORY=512
##########
# constant
# the network interface name as seen from the container
VIF_GUEST=eth0
+##########
+FEDORA_PREINSTALLED="yum initscripts passwd rsyslog vim-minimal dhclient chkconfig rootfiles policycoreutils openssh-server openssh-clients"
+DEBIAN_PREINSTALLED="openssh-server openssh-client"
+
##############################
## stolen from tests/system/template-qemu/qemu-bridge-init
# use /proc/net/dev instead of a hard-wired list
# this patch undone, like we have in place on our f14 boxes (our f14 boxes need a f18-like rpm)
YUM="yum --installroot=$INSTALL_ROOT --nogpgcheck -y"
- PKG_LIST="yum initscripts passwd rsyslog vim-minimal dhclient chkconfig rootfiles policycoreutils openssh-server openssh-clients"
- echo "$YUM install $PKG_LIST"
- $YUM install $PKG_LIST || { echo "Failed to download rootfs, aborting." ; return 1; }
+ echo "$YUM install $FEDORA_PREINSTALLED"
+ $YUM install $FEDORA_PREINSTALLED || { echo "Failed to download rootfs, aborting." ; return 1; }
mv "$INSTALL_ROOT" "$cache/rootfs"
echo "Download complete."
guest_ifcfg=${lxc_root}/etc/sysconfig/network-scripts/ifcfg-$VIF_GUEST
( [ -n "$BUILD_MODE" ] && write_guest_ifcfg_build || write_guest_ifcfg_test ) > $guest_ifcfg
- fedora_configure_yum $lxc $fcdistro $pldistro
+ [ -z "$IMAGE" ] && fedora_configure_yum $lxc $fcdistro $pldistro
return 0
}
function debian_install () {
set -e
set -x
+ lxc=$1; shift
mkdir -p $lxc_root
arch=$(canonical_arch $personality $fcdistro)
mirror=$(debian_mirror $fcdistro)
debootstrap --arch $arch $fcdistro $lxc_root $mirror
+ # just like with fedora we ensure a few packages get installed as well
+ # not started yet
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get update"
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get -y install $DEBIAN_PREINSTALLED"
+ chroot $lxc_root apt-get update
+ chroot $lxc_root apt-get -y install $DEBIAN_PREINSTALLED
+ # configure hostname
+ cat <<EOF > ${lxc_root}/etc/hostname
+$GUEST_HOSTNAME
+EOF
+
}
function debian_configure () {
pkg_method=$(package_method $fcdistro)
case $pkg_method in
yum)
- fedora_install || { echo "failed to install fedora root image"; exit 1 ; }
+ if [ -z "$IMAGE" ]; then
+ fedora_install || { echo "failed to install fedora root image"; exit 1 ; }
+ fi
fedora_configure || { echo "failed to configure fedora for a container"; exit 1 ; }
;;
debootstrap)
- debian_install || { echo "failed to install debian/ubuntu root image"; exit 1 ; }
+ if [ -z "$IMAGE" ]; then
+ debian_install $lxc || { echo "failed to install debian/ubuntu root image"; exit 1 ; }
+ fi
debian_configure || { echo "failed to configure debian/ubuntu for a container"; exit 1 ; }
;;
*)
[ -f $lxc_root/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > $lxc_root/etc/hosts
# grant ssh access from host to guest
- mkdir $lxc_root/root/.ssh
+ mkdir -p $lxc_root/root/.ssh
cat /root/.ssh/id_rsa.pub >> $lxc_root/root/.ssh/authorized_keys
-
+ chmod 700 $lxc_root/root/.ssh
+ chmod 600 $lxc_root/root/.ssh/authorized_keys
+
# don't keep the input xml, this can be retrieved at all times with virsh dumpxml
config_xml=/tmp/$lxc.xml
( [ -n "$BUILD_MODE" ] && write_lxc_xml_build $lxc || write_lxc_xml_test $lxc ) > $config_xml
cat <<EOF
<domain type='lxc'>
<name>$lxc</name>
- <memory>524288</memory>
+ <memory>$MEMORY</memory>
<os>
<type arch='$arch2'>exe</type>
<init>/sbin/init</init>
cat <<EOF
<domain type='lxc'>
<name>$lxc</name>
- <memory>524288</memory>
+ <memory>$MEMORY</memory>
<os>
<type arch='$arch2'>exe</type>
<init>/sbin/init</init>
( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e s,main,universe, > sources.list.d/universe.list )
# also adding a link to updates sounds about right
( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e 's, main,-updates main,' > sources.list.d/updates.list )
+ # tell apt about the changes
+ chroot /vservers/$lxc apt-get update
fi
- chroot $lxc_root apt-get update
for package in $packages ; do
- # close stdin in an attempt to avoid this hanging
- # xxx also we ignore result for now, not sure if the kind of errors like below
- # truly is serious or not
-#Setting up at (3.1.13-2ubuntu2) ...
-#initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
-#initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
-#start: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
-
- chroot $lxc_root apt-get install -y $package < /dev/null || :
+ # container not started yet
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get install -y $package" || :
+ chroot $lxc_root apt-get install -y $package || :
done
### xxx todo install groups with apt..
;;
personality=$1; shift
if [ -n "$BUILD_MODE" ] ; then
post_install_build $lxc $personality
- lxc_start $lxc
+ virsh -c lxc:/// start $lxc
# manually run dhclient in guest - somehow this network won't start on its own
virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "dhclient $VIF_GUEST"
else
post_install_myplc $lxc $personality
- lxc_start $lxc
+ virsh -c lxc:/// start $lxc
+# it sounds like we don't need ssh per se any more
+# it still makes sense to wait for network readiness though
+# some day maybe...
wait_for_ssh $lxc
fi
# setup localtime from the host
EOF
}
-function lxc_start() {
-
- set -x
- set -e
- #trap failure ERR INT
-
- lxc=$1; shift
-
- virsh -c lxc:/// start $lxc
-
- return 0
-}
-
function wait_for_ssh () {
set -x
set -e
echo " -r repo-url - used to populate yum.repos.d - required in test mode"
echo " -P pkgs_file - defines a set of extra packages to install in guest"
echo " by default we use devel.pkgs (build mode) or runtime.pkgs (test mode)"
+ echo " -i image - the location of the rootfs"
+ echo " -m memory - the amount of allocated memory in MB - defaults to $DEFAULT_MEMORY MB"
echo " -v be verbose"
exit 1
}
exit 1
fi
- while getopts "n:f:d:p:r:P:v" opt ; do
+ while getopts "n:f:d:p:r:P:i:m:v" opt ; do
case $opt in
n) GUEST_HOSTNAME=$OPTARG;;
f) fcdistro=$OPTARG;;
p) personality=$OPTARG;;
r) REPO_URL=$OPTARG;;
P) PREINSTALLED=$OPTARG;;
+ i) IMAGE=$OPTARG;;
+ m) MEMORY=$OPTARG;;
v) VERBOSE=true; set -x;;
*) usage ;;
esac
[[ -z "$@" ]] && usage
lxc=$1 ; shift
lxc_root=/vservers/$lxc
+
# rainchecks
almost_empty $lxc_root || \
{ echo "container $lxc already exists in $lxc_root - exiting" ; exit 1 ; }
{ echo "container $lxc already exists in libvirt - exiting" ; exit 1 ; }
mkdir -p $lxc_root
+ # if IMAGE, copy the provided rootfs to lxc_root
+ if [ -n "$IMAGE" ] ; then
+ [ ! -d "$IMAGE" ] && \
+ { echo "$IMAGE rootfs folder does not exist - exiting" ; exit 1 ; }
+ rsync -a $IMAGE/ $lxc_root/
+ fi
+
+
# check we've exhausted the arguments
[[ -n "$@" ]] && usage
[ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
[ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO
[ -z "$personality" ] && personality=$DEFAULT_PERSONALITY
+ [ -z "$MEMORY" ] && MEMORY=$DEFAULT_MEMORY
+
+ # set memory in KB
+ MEMORY=$(($MEMORY * 1024))
# the set of preinstalled packages - depends on mode
if [ -z "$PREINSTALLED"] ; then
if [ -n "$BUILD_MODE" ] ; then
# we can now set GUEST_HOSTNAME safely
- [ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$lxc
+ [ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$(echo $lxc | sed -e 's,\.,-,g')
else
# as this command can be used in other contexts, not specifying
# a repo is considered a warning
devel_or_vtest_tools $lxc $fcdistro $pldistro $personality
+ # container gets started here
post_install $lxc $personality
echo $COMMAND Done
+
+ exit 0
}
main "$@"