| 1 | #!/bin/sh |
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| 2 | |
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| 3 | # Usage: make-chroot SUITE ARCH |
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| 4 | |
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| 5 | # Constructs a chroot environment for the Debian/Ubuntu version SUITE |
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| 6 | # and architecture ARCH, and sets up schroot configuration for it. |
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| 7 | # Assumes an approx cache is running at localhost:9999. |
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| 8 | |
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| 9 | set -xe |
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| 10 | |
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| 11 | VG=/dev/dink |
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| 12 | SUITE=$1 |
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| 13 | ARCH=$2 |
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| 14 | CHROOT="${SUITE}-${ARCH}-sbuild" |
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| 15 | DEVICE="$VG/$CHROOT" |
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| 16 | SIZE=2G |
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| 17 | |
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| 18 | exittrap() { :; } |
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| 19 | for sig in 1 2 13 15; do trap "exit $(($sig + 128))" $sig; done |
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| 20 | trap 'exittrap' EXIT |
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| 21 | |
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| 22 | if fgrep -x "[$CHROOT]" /etc/schroot/schroot.conf; then |
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| 23 | echo "Chroot $CHROOT already exists." >&2 |
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| 24 | exit 1 |
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| 25 | fi |
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| 26 | |
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| 27 | if [ "$ARCH" = "i386" ]; then |
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| 28 | PERSONALITY=linux32 |
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| 29 | elif [ "$ARCH" = "amd64" ]; then |
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| 30 | PERSONALITY=linux |
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| 31 | else |
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| 32 | echo "Unrecognized architecture $ARCH." >&2 |
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| 33 | exit 1 |
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| 34 | fi |
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| 35 | |
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| 36 | DATA="$(dirname "$0")" |
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| 37 | |
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| 38 | SOURCESD="$DATA/sources.list.d" |
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| 39 | if [ -e "$SOURCESD/debian/$SUITE.list" ]; then |
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| 40 | SOURCES="$SOURCESD/debian/$SUITE.list" |
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| 41 | MIRROR=http://localhost:9999/debian |
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| 42 | elif [ -e "$SOURCESD/ubuntu/$SUITE.list" ]; then |
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| 43 | SOURCES="$SOURCESD/ubuntu/$SUITE.list" |
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| 44 | MIRROR=http://localhost:9999/ubuntu |
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| 45 | else |
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| 46 | echo "Unrecognized suite $SUITE." >&2 |
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| 47 | exit 1 |
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| 48 | fi |
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| 49 | |
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| 50 | lvcreate --size "$SIZE" --name "$CHROOT" "$VG" |
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| 51 | mkfs.ext3 "$DEVICE" |
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| 52 | tune2fs -c 0 -i 0 "$DEVICE" |
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| 53 | |
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| 54 | exittrap() { umount "$TARGET" || :; rmdir "$TARGET" || :; } |
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| 55 | TARGET=$(mktemp -dt make-chroot.XXXXXX) |
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| 56 | mount "$DEVICE" "$TARGET" |
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| 57 | debootstrap --variant=buildd --include=apt-utils,gnupg,build-essential,fakeroot --foreign --arch "$ARCH" "$SUITE" "$TARGET" "$MIRROR" |
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| 58 | install -m a=rx,u+w "$DATA/policy-rc.d" "$TARGET/usr/sbin/" |
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| 59 | umount "$TARGET" |
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| 60 | rmdir "$TARGET" |
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| 61 | exittrap() { :; } |
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| 62 | |
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| 63 | cat >> /etc/schroot/schroot.conf <<EOF |
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| 64 | |
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| 65 | [$CHROOT] |
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| 66 | type=lvm-snapshot |
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| 67 | description=$CHROOT |
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| 68 | priority=3 |
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| 69 | groups=root,sbuild |
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| 70 | root-groups=root,sbuild |
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| 71 | source-groups=root |
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| 72 | device=$DEVICE |
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| 73 | mount-options=-o noatime |
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| 74 | lvm-snapshot-options=--size $SIZE |
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| 75 | personality=$PERSONALITY |
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| 76 | run-setup-scripts=true |
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| 77 | run-exec-scripts=true |
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| 78 | EOF |
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| 79 | |
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| 80 | schroot --chroot="${CHROOT}-source" --directory=/ -- /bin/sh -e - \ |
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| 81 | 8< "$SOURCES" \ |
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| 82 | 9< "$DATA/debathena-archive.asc" \ |
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| 83 | <<EOF |
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| 84 | /debootstrap/debootstrap --second-stage |
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| 85 | cat <&8 > /etc/apt/sources.list |
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| 86 | ! type apt-key >/dev/null || apt-key add - <&9 |
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| 87 | apt-get -q -y update |
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| 88 | apt-get -q -y dist-upgrade |
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| 89 | EOF |
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