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https://git.launchpad.net/ubuntu-dev-tools
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* mk-sbuild: automatically install qemu-kvm-extras-static if requested
* mk-sbuild: conditionally install lvm2 only for lv-snapshot schroots * mk-sbuild: rationalise architecture variables * mk-sbuild: Generalise --type support and add "file" SCHROOT_TYPE * mk-sbuild.1: Document the --type argument
This commit is contained in:
Emmet Hikory
commit
47be819276
7
debian/changelog
vendored
7
debian/changelog
vendored
@ -5,6 +5,11 @@ ubuntu-dev-tools (0.93) UNRELEASED; urgency=low
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[ Emmet Hikory ]
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* Support qemu-arm-static -> qemu-kvm-extras-static transition
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* mk-sbuild: automatically install qemu-kvm-extras-static if requested
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* mk-sbuild: conditionally install lvm2 only for lv-snapshot schroots
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* mk-sbuild: rationalise architecture variables
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* mk-sbuild: Generalise --type support and add "file" SCHROOT_TYPE
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* mk-sbuild.1: Document the --type argument
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[ Loïc Minier ]
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* Demote qemu-kvm-extras-static to a Suggests since most people don't build
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@ -17,7 +22,7 @@ ubuntu-dev-tools (0.93) UNRELEASED; urgency=low
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* mk-sbuild.1: update documentation to reflect alternative config file
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names for distro and schroot type overrides.
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-- Kees Cook <kees@ubuntu.com> Tue, 09 Feb 2010 00:14:26 -0800
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-- Emmet Hikory <persia@ubuntu.com> Tue, 09 Feb 2010 22:08:56 +0900
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ubuntu-dev-tools (0.92) lucid; urgency=low
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@ -41,8 +41,11 @@ Enable distro-specific logic. Currently known distros: "ubuntu" (default)
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and "debian".
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.TP
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.B \-\-vg
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Specify a volume group, and subsequently use SCHROOT_TYPE of "lvm-snapshot"
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rather than "directory" (via aufs) mounts.
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Specify a volume group, and subsequently use a default SCHROOT_TYPE of
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"lvm-snapshot" rather than "directory" (via aufs) mounts.
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.TP
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.B \-\-type
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Specify a SCHROOT_TYPE. Supported values are "directory" (default if --vg not specified), "lvm-snapshot" (default if --vg specified), and "file".
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.SH ENVIRONMENT VARIABLES
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.TP
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@ -61,6 +64,10 @@ Do not include the \-updates pocket in the installed sources.list.
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.B SOURCE_CHROOTS_DIR
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use SOURCE_CHROOTS_DIR as home of schroot source directories. (default
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/var/lib/schroot/chroots)
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.TP
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.B SOURCE_CHROOTS_TGZ
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use SOURCE_CHROOTS_TGZ as home of schroot source tarballs. (default
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/var/lib/schroot/tarballs)
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.SH FILES
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.TP
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@ -77,8 +84,8 @@ See sources.list(5) for more details on the format.
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.B $HOME/.mk\-sbuild.schroot.conf[.$SCHROOT_TYPE]
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Can contain a customized configuration section to be inserted into
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/etc/schroot/schroot.conf.
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If a file with ".lvm-snapshot" or ".directory" is found (based on the presence
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of the \-\-vg argument) that file will use used instead.
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If a file with ".lvm-snapshot", ".directory", or ".file" is found (based on the
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values of the \-\-vg and \-\-type arguments) that file will use used instead.
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See schroot.conf(5) for more details on the format.
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.SH USING THE CHROOTS
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.TP
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116
mk-sbuild
116
mk-sbuild
@ -37,10 +37,10 @@ if [ -w /etc/passwd ]; then
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exit 1
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fi
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# Perform once-only things to initially set up for using sbuild+schroot+lvm
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# Perform once-only things to initially set up for using sbuild+schroot
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if [ ! -w /var/lib/sbuild ]; then
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# Load all the packages you'll need to do work
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sudo apt-get install sbuild schroot debootstrap lvm2
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sudo apt-get install sbuild schroot debootstrap
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# Add self to the sbuild group
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sudo adduser "$USER" sbuild
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@ -95,6 +95,7 @@ fi
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LV_SIZE="5G"
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SNAPSHOT_SIZE="4G"
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SOURCE_CHROOTS_DIR="/var/lib/schroot/chroots"
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SOURCE_CHROOTS_TGZ="/var/lib/schroot/tarballs"
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function usage()
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{
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@ -110,11 +111,13 @@ function usage()
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echo " --debootstrap-mirror=URL Use URL as the debootstrap source"
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echo " --distro=DISTRO Install specific distro:"
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echo " 'ubuntu'(default), or 'debian'"
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echo " --type=SCHROOT_TYPE Define the schroot type"
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echo ""
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echo "Configuration (via ~/.mk-sbuild.rc)"
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echo " LV_SIZE Size of source LVs (default ${LV_SIZE})"
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echo " SNAPSHOT_SIZE Size of snapshot LVs (default ${SNAPSHOT_SIZE})"
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echo " SOURCE_CHROOTS_DIR Directory to put aufs source chroots into"
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echo " SOURCE_CHROOTS_DIR Directory to store directory source chroots"
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echo " SOURCE_CHROOTS_TGZ Directory to store file source chroots"
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echo " SCHROOT_CONF_SUFFIX Lines to append to schroot.conf entries"
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echo " SKIP_UPDATES Enable --skip-updates"
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echo " TEMPLATE_SOURCES A template for sources.list"
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@ -126,7 +129,7 @@ function usage()
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if [ -z "$1" ]; then
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usage
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fi
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OPTS=`getopt -o '' --long "help,debug,skip-updates,arch:,name:,source-template:,debootstrap-mirror:,personality:,distro:,volume-group:,vg:" -- "$@"`
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OPTS=`getopt -o '' --long "help,debug,skip-updates,arch:,name:,source-template:,debootstrap-mirror:,personality:,distro:,volume-group:,vg:,type:" -- "$@"`
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eval set -- "$OPTS"
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VG=""
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@ -139,9 +142,6 @@ while :; do
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shift
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;;
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--arch)
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# By default, use the native architecture.
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arch_opt="--arch=$2"
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arch_suffix="-$2"
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CHROOT_ARCH="$2"
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if [ "$2" = "i386" ] || [ "$2" = "lpia" ] && [ -z "$personality" ];
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then
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@ -181,6 +181,10 @@ while :; do
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VG="$2"
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shift 2
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;;
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--type)
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SCHROOT_TYPE="$2"
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shift 2
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;;
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--)
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shift
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break
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@ -191,7 +195,7 @@ while :; do
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esac
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done
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# We need to know the release to debootstrap
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# To build the chroot, we need to know which release of Ubuntu to debootstrap
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RELEASE="$1"
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if [ -z "$RELEASE" ]; then
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usage
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@ -202,28 +206,30 @@ if [ -z "$name" ]; then
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name="$RELEASE"
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fi
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CHROOT_NAME="${name}${arch_suffix}"
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# By default, use the native architecture.
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HOST_ARCH=$(dpkg --print-architecture)
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if [ -z "$CHROOT_ARCH" ]; then
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CHROOT_ARCH=$HOST_ARCH
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CHROOT_ARCH="$HOST_ARCH"
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fi
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CHROOT_NAME="${name}-${CHROOT_ARCH}"
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# Load customizations
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if [ -r ~/.mk-sbuild.rc ]; then
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. ~/.mk-sbuild.rc
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fi
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SRC_TYPE="union"
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SCHROOT_CONF_TYPE="directory"
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if [ -z "$SCHROOT_TYPE" ]; then
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# To build the LV, we need to know which volume group to use
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if [ -n "${VG}" ]; then
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SRC_TYPE="lvm"
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SCHROOT_CONF_TYPE="lvm-snapshot"
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if [ -n "$VG" ]; then
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SCHROOT_TYPE=lvm-snapshot
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else
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SCHROOT_TYPE=directory
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fi
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fi
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case "$SRC_TYPE" in
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"lvm")
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case "$SCHROOT_TYPE" in
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"lvm-snapshot")
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# Make sure LVM tools that operate on the snapshots have needed module
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if ! sudo dmsetup targets | grep -q ^snapshot; then
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sudo modprobe dm_snapshot
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@ -231,17 +237,28 @@ case "$SRC_TYPE" in
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fi
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# Set up some variables for use in the paths and names
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CHROOT_LV="${name}_chroot${arch_suffix}"
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CHROOT_LV="${name}_chroot-${CHROOT_ARCH}"
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CHROOT_PATH="/dev/$VG/$CHROOT_LV"
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# Does the specified VG exist? (vgdisplay doesn't set error codes...)
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if [ `sudo vgdisplay -c "$VG" | wc -l` -eq 0 ]; then
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echo "Volume group ${VG} does not appear to exist" >&2
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exit 1
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fi
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;;
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"union")
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"directory")
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if [ ! -d "${SOURCE_CHROOTS_DIR}" ]; then
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sudo mkdir -p "${SOURCE_CHROOTS_DIR}"
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fi
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# Set up some variables for use in the paths and names
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CHROOT_PATH="${SOURCE_CHROOTS_DIR}/${CHROOT_NAME}"
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;;
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"file")
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if [ ! -d "$SOURCE_CHROOTS_TGZ" ]; then
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sudo mkdir -p "$SOURCE_CHROOTS_TGZ"
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fi
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# Set up some variables for use in the paths and names
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CHROOT_PATH="${SOURCE_CHROOTS_TGZ}/${CHROOT_NAME}.tgz"
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;;
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*)
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echo 'unknown source type!?' >&2
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@ -335,18 +352,19 @@ debian)
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esac
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DEBOOTSTRAP_COMMAND=debootstrap
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# Use qemu-arm-static / build-arm-chroot for foreign armel chroots
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# Use qemu-kvm-extras-static / build-arm-chroot for foreign armel chroots
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if [ "$CHROOT_ARCH" = 'armel' ] && [ ! "$HOST_ARCH" = 'armel' ] ; then
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if [ -f "/usr/bin/build-arm-chroot" ]; then
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DEBOOTSTRAP_COMMAND=build-arm-chroot
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else
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echo 'Please install qemu-arm-static to use foreign armel chroots' >&2
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exit 1
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if [ ! -f "/usr/bin/build-arm-chroot" ]; then
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sudo apt-get install qemu-kvm-extras-static
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fi
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DEBOOTSTRAP_COMMAND=build-arm-chroot
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fi
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case "$SRC_TYPE" in
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"lvm")
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case "$SCHROOT_TYPE" in
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"lvm-snapshot")
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# Install lvm2 if missing
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dpkg -l lvm2 > /dev/null || sudo apt-get install lvm2
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# Allocate the "golden" chroot LV
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sudo lvcreate -n "$CHROOT_LV" -L "$LV_SIZE" "$VG"
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sudo mkfs -t ext4 "$CHROOT_PATH"
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@ -355,8 +373,7 @@ case "$SRC_TYPE" in
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MNT=`mktemp -d -t schroot-XXXXXX`
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sudo mount "$CHROOT_PATH" "$MNT"
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;;
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"union")
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CHROOT_PATH="${SOURCE_CHROOTS_DIR}/${CHROOT_NAME}"
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"directory")
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MNT="${CHROOT_PATH}"
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if [ -d "${MNT}" ]; then
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echo "E: ${MNT} already exists; aborting" >&2
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@ -364,10 +381,12 @@ case "$SRC_TYPE" in
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fi
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sudo mkdir -p "${MNT}"
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;;
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"file")
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MNT=`mktemp -d -t schroot-XXXXXX`
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esac
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# debootstrap the chroot
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sudo $DEBOOTSTRAP_COMMAND $arch_opt $variant_opt "$RELEASE" "$MNT" "${DEBOOTSTRAP_MIRROR:-http://archive.ubuntu.com/ubuntu}"
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sudo "$DEBOOTSTRAP_COMMAND" --arch="$CHROOT_ARCH" $variant_opt "$RELEASE" "$MNT" "${DEBOOTSTRAP_MIRROR:-http://archive.ubuntu.com/ubuntu}"
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# Update the package sources
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TEMP_SOURCES=`mktemp -t sources-XXXXXX`
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@ -402,7 +421,7 @@ sudo cp /etc/localtime /etc/timezone "$MNT"/etc/
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# Create a schroot entry for this chroot
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TEMP_SCHROOTCONF=`mktemp -t schrootconf-XXXXXX`
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TEMPLATE_SCHROOTCONF=~/.mk-sbuild.schroot.conf
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TYPED_TEMPLATE_SCHROOTCONF="${TEMPLATE_SCHROOTCONF}.${SCHROOT_CONF_TYPE}"
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TYPED_TEMPLATE_SCHROOTCONF="${TEMPLATE_SCHROOTCONF}.${SCHROOT_TYPE}"
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if [ -r "${TYPED_TEMPLATE_SCHROOTCONF}" ]; then
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cat "${TYPED_TEMPLATE_SCHROOTCONF}" > "$TEMP_SCHROOTCONF"
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@ -410,7 +429,6 @@ elif [ -r "${TEMPLATE_SCHROOT}" ]; then
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cat "$TEMPLATE_SCHROOTCONF" > "$TEMP_SCHROOTCONF"
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else
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cat > "$TEMP_SCHROOTCONF" <<EOM
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[CHROOT_NAME]
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description=CHROOT_NAME
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priority=3
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@ -420,20 +438,29 @@ root-groups=root,sbuild,admin
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# the -source chroots directly (useful for automated updates, etc).
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#source-root-users=root,sbuild,admin
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#source-root-groups=root,sbuild,admin
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type=SCHROOT_CONF_TYPE
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type=SCHROOT_TYPE
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EOM
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if [ "${SRC_TYPE}" = "lvm" ]; then
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case "$SCHROOT_TYPE" in
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"lvm-snapshot")
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cat >> "$TEMP_SCHROOTCONF" <<EOM
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device=CHROOT_PATH
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mount-options=-o noatime
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lvm-snapshot-options=--size SNAPSHOT_SIZE
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EOM
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elif [ "${SRC_TYPE}" = "union" ]; then
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;;
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"directory")
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cat >> "${TEMP_SCHROOTCONF}" <<EOM
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union-type=aufs
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directory=CHROOT_PATH
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EOM
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fi
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;;
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"file")
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cat >> "$TEMP_SCHROOTCONF" << EOM
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union-type=aufs
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file=CHROOT_PATH
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EOM
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;;
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esac
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fi
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if [ ! -z "$personality" ]; then
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echo "personality=$personality" >> "$TEMP_SCHROOTCONF"
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@ -445,7 +472,7 @@ cat "$TEMP_SCHROOTCONF" | sed \
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-e "s|CHROOT_NAME|$CHROOT_NAME|g" \
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-e "s|CHROOT_PATH|$CHROOT_PATH|g" \
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-e "s|SNAPSHOT_SIZE|$SNAPSHOT_SIZE|g" \
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-e "s|SCHROOT_CONF_TYPE|$SCHROOT_CONF_TYPE|g" \
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-e "s|SCHROOT_TYPE|$SCHROOT_TYPE|g" \
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| \
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sudo bash -c "cat >> /etc/schroot/schroot.conf"
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rm -f "$TEMP_SCHROOTCONF"
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@ -476,10 +503,19 @@ rm /finish.sh
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EOM
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sudo chmod a+x "$MNT"/finish.sh
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if [ "$SRC_TYPE" = "lvm" ]; then
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case "$SCHROOT_TYPE" in
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"lvm-snapshot")
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sudo umount "$MNT"
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rmdir "$MNT"
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fi
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;;
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"directory")
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;;
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"file")
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(cd "$MNT" && sudo tar czf "$CHROOT_PATH" .)
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sudo rm -r "$MNT"
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;;
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esac
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# Run finalization script on the "golden" copy via schroot.
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sudo schroot -c "$CHROOT_NAME"-source -u root /finish.sh
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