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@ -109,12 +109,16 @@ set -e
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echo "This system has been minimized by removing packages and content that are"
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echo "This system has been minimized by removing packages and content that are"
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echo "not required on a system that users do not log into."
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echo "not required on a system that users do not log into."
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echo ""
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echo ""
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echo "This script restores the content and packages that are found on a default"
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echo "This script restores content and packages that are found on a default"
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echo "Ubuntu server system."
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echo "Ubuntu server system in order to make this system more suitable for"
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echo "interactive use."
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echo ""
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echo ""
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echo "Reinstallation of packages may fail due to changes to the system"
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echo "Reinstallation of packages may fail due to changes to the system"
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echo "configuration, the presence of third-party packages, or for other"
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echo "configuration, the presence of third-party packages, or for other"
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echo "reasons."
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echo "reasons."
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echo ""
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echo "This operation may take some time."
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echo ""
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read -p "Would you like to continue? [y/N] " REPLY
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read -p "Would you like to continue? [y/N] " REPLY
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echo # (optional) move to a new line
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echo # (optional) move to a new line
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if [ "$REPLY" != "y" ] && [ "$REPLY" != "Y" ]
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if [ "$REPLY" != "y" ] && [ "$REPLY" != "Y" ]
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@ -153,9 +157,21 @@ if [ -f /etc/dpkg/dpkg.cfg.d/excludes ] || [ -f /etc/dpkg/dpkg.cfg.d/excludes.dp
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fi
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fi
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fi
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fi
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if [ "$(dpkg-divert --truename /usr/bin/man)" = "/usr/bin/man.REAL" ]; then
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# Remove diverted man binary
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rm -f /usr/bin/man
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dpkg-divert --quiet --remove --rename /usr/bin/man
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fi
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EOF
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if [ "$PROJECT" != "ubuntu-base" ]; then
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# ubuntu-minimal is too much for a docker container (it contains
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# systemd and other things)
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cat >> chroot/usr/local/sbin/unminimize <<'EOF'
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if ! dpkg-query --show --showformat='${db:Status-Status}\n' ubuntu-minimal 2> /dev/null | grep -q '^installed$'; then
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if ! dpkg-query --show --showformat='${db:Status-Status}\n' ubuntu-minimal 2> /dev/null | grep -q '^installed$'; then
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echo "Installing ubuntu-minimal package to provide the familiar Ubuntu minimal system..."
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echo "Installing ubuntu-minimal package to provide the familiar Ubuntu minimal system..."
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DEBIAN_FRONTEND=noninteractive apt-get install -y ubuntu-minimal
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DEBIAN_FRONTEND=noninteractive apt-get install -y ubuntu-minimal ubuntu-standard
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fi
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fi
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if dpkg-query --show --showformat='${db:Status-Status}\n' ubuntu-server 2> /dev/null | grep -q '^installed$' \
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if dpkg-query --show --showformat='${db:Status-Status}\n' ubuntu-server 2> /dev/null | grep -q '^installed$' \
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@ -163,10 +179,12 @@ if dpkg-query --show --showformat='${db:Status-Status}\n' ubuntu-server 2> /dev/
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echo "Installing ubuntu-server recommends..."
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echo "Installing ubuntu-server recommends..."
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DEBIAN_FRONTEND=noninteractive apt-get install -y landscape-common
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DEBIAN_FRONTEND=noninteractive apt-get install -y landscape-common
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fi
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fi
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EOF
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fi
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cat >> chroot/usr/local/sbin/unminimize <<'EOF'
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# unminimization succeeded, there is no need to mention it in motd
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# unminimization succeeded, there is no need to mention it in motd
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rm -f /etc/update-motd.d/60-unminimize
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rm -f /etc/update-motd.d/60-unminimize
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EOF
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EOF
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chmod +x chroot/usr/local/sbin/unminimize
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chmod +x chroot/usr/local/sbin/unminimize
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@ -183,6 +201,18 @@ echo "To restore this content, you can run the 'unminimize' command."
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EOF
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EOF
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chmod +x chroot/etc/update-motd.d/60-unminimize
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chmod +x chroot/etc/update-motd.d/60-unminimize
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Chroot chroot "dpkg-divert --quiet --add \
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--divert /usr/bin/man.REAL --rename \
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/usr/bin/man"
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cat > chroot/usr/bin/man << EOF
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#!/bin/sh
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echo "This system has been minimized by removing packages and content that are"
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echo "not required on a system that users do not log into."
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echo ""
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echo "To restore this content, including manpages, you can run the 'unminimize'"
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echo "command. You will still need to ensure the 'man-db' package is installed."
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EOF
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chmod +x chroot/usr/bin/man
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fi
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fi
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Chroot chroot "dpkg-divert --quiet --add \
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Chroot chroot "dpkg-divert --quiet --add \
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--divert /usr/sbin/update-initramfs.REAL --rename \
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--divert /usr/sbin/update-initramfs.REAL --rename \
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@ -232,8 +262,13 @@ EOF
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# remove crufty files that shouldn't be left in an image
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# remove crufty files that shouldn't be left in an image
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rm -f chroot/var/cache/debconf/*-old chroot/var/lib/dpkg/*-old
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rm -f chroot/var/cache/debconf/*-old chroot/var/lib/dpkg/*-old
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Chroot chroot apt clean
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Chroot chroot apt clean
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if [ "${PROJECT}:${SUBPROJECT:-}" = "ubuntu-base:minimized" ]; then
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# Save even more size by removing apt lists (that are currently removed
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# downstream anyway)
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rm -rf chroot/var/lib/apt/lists/*
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fi
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if [ -f config/oem-config-preinstalled ]; then
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if [ -f config/universe-enabled ]; then
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# This is cargo-culted almost verbatim (with some syntax changes for
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# This is cargo-culted almost verbatim (with some syntax changes for
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# preinstalled being slightly different in what it doesn't ask) from
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# preinstalled being slightly different in what it doesn't ask) from
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@ -455,7 +490,7 @@ for ISO in binary.iso binary.hybrid.iso; do
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done
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done
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if [ -e "binary/$INITFS/filesystem.dir" ]; then
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if [ -e "binary/$INITFS/filesystem.dir" ]; then
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(cd "binary/$INITFS/filesystem.dir/" && tar -c *) | \
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(cd "binary/$INITFS/filesystem.dir/" && tar -c --xattrs *) | \
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gzip -9 --rsyncable > "$PREFIX.rootfs.tar.gz"
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gzip -9 --rsyncable > "$PREFIX.rootfs.tar.gz"
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chmod 644 "$PREFIX.rootfs.tar.gz"
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chmod 644 "$PREFIX.rootfs.tar.gz"
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elif [ -e binary-tar.tar.gz ]; then
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elif [ -e binary-tar.tar.gz ]; then
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@ -492,7 +527,7 @@ EOF
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fi
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fi
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if [ "$PROJECT" = "ubuntu-touch" ] || [ "$PROJECT" = "ubuntu-touch-custom" ]; then
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if [ "$PROJECT" = "ubuntu-touch" ] || [ "$PROJECT" = "ubuntu-touch-custom" ]; then
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(cd "binary/$INITFS/custom.dir/" && tar -c *) | \
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(cd "binary/$INITFS/custom.dir/" && tar -c --xattrs *) | \
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gzip -9 --rsyncable > "$PREFIX.custom.tar.gz"
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gzip -9 --rsyncable > "$PREFIX.custom.tar.gz"
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chmod 644 "$PREFIX.custom.tar.gz"
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chmod 644 "$PREFIX.custom.tar.gz"
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fi
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fi
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Łukasz 'sil2100' Zemczak
6 years ago