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mkimage-arch: unify usage of brackets around variables

Docker-DCO-1.1-Signed-off-by: Bartłomiej Piotrowski <b@bpiotrowski.pl> (github: Barthalion)

Bartłomiej Piotrowski authored on 2014/01/06 21:11:16
Showing 1 changed files
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@@ -18,7 +18,7 @@ EXPECT=$(hash expect &>/dev/null)
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 ROOTFS=$(mktemp -d /tmp/rootfs-archlinux-XXXXXXXXXX)
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-#packages to ignore for space savings
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+# packages to ignore for space savings
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 PKGIGNORE=linux,jfsutils,lvm2,cryptsetup,groff,man-db,man-pages,mdadm,pciutils,pcmciautils,reiserfsprogs,s-nail,xfsprogs
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 expect <<EOF
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@@ -46,21 +46,21 @@ arch-chroot $ROOTFS locale-gen
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 arch-chroot $ROOTFS /bin/sh -c 'echo "Server = http://mirrors.kernel.org/archlinux/\$repo/os/\$arch" > /etc/pacman.d/mirrorlist'
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 # udev doesn't work in containers, rebuild /dev
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-DEV=${ROOTFS}/dev
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-rm -rf ${DEV}
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-mkdir -p ${DEV}
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-mknod -m 666 ${DEV}/null c 1 3
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-mknod -m 666 ${DEV}/zero c 1 5
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-mknod -m 666 ${DEV}/random c 1 8
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-mknod -m 666 ${DEV}/urandom c 1 9
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-mkdir -m 755 ${DEV}/pts
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-mkdir -m 1777 ${DEV}/shm
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-mknod -m 666 ${DEV}/tty c 5 0
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-mknod -m 600 ${DEV}/console c 5 1
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-mknod -m 666 ${DEV}/tty0 c 4 0
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-mknod -m 666 ${DEV}/full c 1 7
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-mknod -m 600 ${DEV}/initctl p
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-mknod -m 666 ${DEV}/ptmx c 5 2
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+DEV=$ROOTFS/dev
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+rm -rf $DEV
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+mkdir -p $DEV
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+mknod -m 666 $DEV/null c 1 3
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+mknod -m 666 $DEV/zero c 1 5
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+mknod -m 666 $DEV/random c 1 8
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+mknod -m 666 $DEV/urandom c 1 9
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+mkdir -m 755 $DEV/pts
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+mkdir -m 1777 $DEV/shm
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+mknod -m 666 $DEV/tty c 5 0
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+mknod -m 600 $DEV/console c 5 1
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+mknod -m 666 $DEV/tty0 c 4 0
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+mknod -m 666 $DEV/full c 1 7
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+mknod -m 600 $DEV/initctl p
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+mknod -m 666 $DEV/ptmx c 5 2
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 tar --numeric-owner -C $ROOTFS -c . | docker import - archlinux
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 docker run -i -t archlinux echo Success.