[lxc-devel] [lxc-templates/master] Devuan
TanyaEleventhGoddess on Github
lxc-bot at linuxcontainers.org
Sun Jul 5 17:37:41 UTC 2020
A non-text attachment was scrubbed...
Name: not available
Type: text/x-mailbox
Size: 527 bytes
Desc: not available
URL: <http://lists.linuxcontainers.org/pipermail/lxc-devel/attachments/20200705/13b7ad3d/attachment-0001.bin>
-------------- next part --------------
From 9374d3e66da71d4ce6b6841db6c0ea67cf881d57 Mon Sep 17 00:00:00 2001
From: Tanya Degurechaff
<34323200+TanyaEleventhGoddess at users.noreply.github.com>
Date: Sat, 4 Jul 2020 15:51:55 +0200
Subject: [PATCH 1/3] Add common & userns Devuan LXC configs
---
config/devuan.common.conf.in | 28 ++++++++++++++++++++++++++++
config/devuan.userns.conf.in | 2 ++
2 files changed, 30 insertions(+)
create mode 100644 config/devuan.common.conf.in
create mode 100644 config/devuan.userns.conf.in
diff --git a/config/devuan.common.conf.in b/config/devuan.common.conf.in
new file mode 100644
index 0000000..4e6a6e6
--- /dev/null
+++ b/config/devuan.common.conf.in
@@ -0,0 +1,28 @@
+# This derives from the global common config
+lxc.include = @LXCTEMPLATECONFIG@/common.conf
+
+# Doesn't support consoles in /dev/lxc/
+lxc.tty.dir =
+
+# When using LXC with apparmor, the container will be confined by default.
+# If you wish for it to instead run unconfined, copy the following line
+# (uncommented) to the container's configuration file.
+#lxc.apparmor.profile = unconfined
+
+# If you wish to allow mounting block filesystems, then use the following
+# line instead, and make sure to grant access to the block device and/or loop
+# devices below in lxc.cgroup.devices.allow.
+#lxc.apparmor.profile = lxc-container-default-with-mounting
+
+# Extra cgroup device access
+## rtc
+lxc.cgroup.devices.allow = c 254:0 rm
+## tun
+lxc.cgroup.devices.allow = c 10:200 rwm
+## hpet
+lxc.cgroup.devices.allow = c 10:228 rwm
+## kvm
+lxc.cgroup.devices.allow = c 10:232 rwm
+## To use loop devices, copy the following line to the container's
+## configuration file (uncommented).
+#lxc.cgroup.devices.allow = b 7:* rwm
diff --git a/config/devuan.userns.conf.in b/config/devuan.userns.conf.in
new file mode 100644
index 0000000..707bb30
--- /dev/null
+++ b/config/devuan.userns.conf.in
@@ -0,0 +1,2 @@
+# This derives from the global userns config
+lxc.include = @LXCTEMPLATECONFIG@/userns.conf
From e4b47ee9e1c0cd64815d6676aae722b1f406631b Mon Sep 17 00:00:00 2001
From: Tanya Degurechaff
<34323200+TanyaEleventhGoddess at users.noreply.github.com>
Date: Sat, 4 Jul 2020 16:26:09 +0200
Subject: [PATCH 2/3] Added basic devuan template
---
configure.ac | 5 +-
templates/lxc-devuan.in | 783 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 787 insertions(+), 1 deletion(-)
create mode 100644 templates/lxc-devuan.in
diff --git a/configure.ac b/configure.ac
index 27bb26f..fbabc94 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@ AC_GNU_SOURCE
# Detect the distribution. This is used for the default configuration and
# for some distro-specific build options.
AC_MSG_CHECKING([host distribution])
-AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO], [Specify the Linux distribution to target: One of redhat, oracle, centos, fedora, suse, gentoo, debian, arch, slackware, plamo, paldo, openmandriva, pardus, sparclinux, altlinux.]))
+AC_ARG_WITH(distro, AS_HELP_STRING([--with-distro=DISTRO], [Specify the Linux distribution to target: One of redhat, oracle, centos, fedora, suse, gentoo, debian, devuan, arch, slackware, plamo, paldo, openmandriva, pardus, sparclinux, altlinux.]))
if type lsb_release >/dev/null 2>&1 && test "z$with_distro" = "z"; then
with_distro=`lsb_release -is`
fi
@@ -159,6 +159,8 @@ AC_CONFIG_FILES([
config/centos.userns.conf
config/debian.common.conf
config/debian.userns.conf
+ config/devuan.common.conf
+ config/devuan.userns.conf
config/fedora.common.conf
config/fedora.userns.conf
config/gentoo.common.conf
@@ -195,6 +197,7 @@ AC_CONFIG_FILES([
templates/lxc-centos
templates/lxc-cirros
templates/lxc-debian
+ templates/lxc-devuan
templates/lxc-fedora
templates/lxc-fedora-legacy
templates/lxc-gentoo
diff --git a/templates/lxc-devuan.in b/templates/lxc-devuan.in
new file mode 100644
index 0000000..ec35024
--- /dev/null
+++ b/templates/lxc-devuan.in
@@ -0,0 +1,783 @@
+#!/bin/bash
+
+#
+# lxc: linux Container library
+
+# Authors:
+# Daniel Lezcano <daniel.lezcano at free.fr>
+
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+# Detect use under userns (unsupported)
+for arg in "$@"; do
+ [ "$arg" = "--" ] && break
+ if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
+ echo "This template can't be used for unprivileged containers." 1>&2
+ echo "You may want to try the \"download\" template instead." 1>&2
+ exit 1
+ fi
+done
+
+# Make sure the usual locations are in PATH
+export PATH=$PATH:/usr/sbin:/usr/bin:/sbin:/bin
+export GREP_OPTIONS=""
+
+MIRROR=${MIRROR:-http://deb.devuan.org/merged}
+SECURITY_MIRROR=${SECURITY_MIRROR:-http://deb.devuan.org/merged}
+LOCALSTATEDIR="@LOCALSTATEDIR@"
+LXC_TEMPLATE_CONFIG="@LXCTEMPLATECONFIG@"
+# Allows the lxc-cache directory to be set by environment variable
+LXC_CACHE_PATH=${LXC_CACHE_PATH:-"$LOCALSTATEDIR/cache/lxc"}
+
+find_interpreter()
+{
+ given_interpreter=$(basename "$1")
+
+ if [ ! -d /proc/sys/fs/binfmt_misc/ ] ; then
+ return 1
+ fi
+ for file in /proc/sys/fs/binfmt_misc/* ; do
+ if [ "$file" = "/proc/sys/fs/binfmt_misc/register" -o \
+ "$file" = "/proc/sys/fs/binfmt_misc/status" ] ; then
+ continue
+ fi
+ interpreter_path=$(sed -n "/^interpreter/s/interpreter \([^[:space:]]*\)/\1/p" "$file")
+ interpreter=$(basename "$interpreter_path")
+
+ if [ "$given_interpreter" = "$interpreter" ] ; then
+ echo "$interpreter_path"
+ return 0
+ fi
+ done
+ return 1
+}
+
+configure_devuan()
+{
+ rootfs=$1
+ hostname=$2
+ num_tty=$3
+
+ # squeeze only has /dev/tty and /dev/tty0 by default,
+ # therefore creating missing device nodes for tty1-4.
+ for tty in $(seq 1 "$num_tty"); do
+ if [ ! -e "$rootfs/dev/tty$tty" ]; then
+ mknod "$rootfs/dev/tty$tty" c 4 "$tty"
+ fi
+ done
+
+ # configure the inittab
+ cat <<EOF > $rootfs/etc/inittab
+id:3:initdefault:
+si::sysinit:/etc/init.d/rcS
+l0:0:wait:/etc/init.d/rc 0
+l1:1:wait:/etc/init.d/rc 1
+l2:2:wait:/etc/init.d/rc 2
+l3:3:wait:/etc/init.d/rc 3
+l4:4:wait:/etc/init.d/rc 4
+l5:5:wait:/etc/init.d/rc 5
+l6:6:wait:/etc/init.d/rc 6
+# Normally not reached, but fallthrough in case of emergency.
+z6:6:respawn:/sbin/sulogin
+1:2345:respawn:/sbin/getty 38400 console
+$(for tty in $(seq 1 "$num_tty"); do echo "c${tty}:12345:respawn:/sbin/getty 38400 tty${tty} linux" ; done;)
+p6::ctrlaltdel:/sbin/init 6
+p0::powerfail:/sbin/init 0
+EOF
+
+ # symlink mtab
+ [ -e "$rootfs/etc/mtab" ] && rm "$rootfs/etc/mtab"
+ ln -s /proc/self/mounts "$rootfs/etc/mtab"
+
+ # disable selinux in devuan
+ mkdir -p "$rootfs/selinux"
+ echo 0 > "$rootfs/selinux/enforce"
+
+ # configure the network using the dhcp
+ cat <<EOF > $rootfs/etc/network/interfaces
+auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet dhcp
+EOF
+
+ # set the hostname
+ cat <<EOF > $rootfs/etc/hostname
+$hostname
+EOF
+
+ # reconfigure some services
+
+ # but first reconfigure locales - so we get no noisy perl-warnings
+ if [ -z "$LANG" ] || echo $LANG | grep -E -q "^C(\..+)*$"; then
+ cat >> "$rootfs/etc/locale.gen" << EOF
+en_US.UTF-8 UTF-8
+EOF
+ chroot "$rootfs" locale-gen en_US.UTF-8 UTF-8
+ chroot "$rootfs" update-locale LANG=en_US.UTF-8
+ else
+ encoding=$(echo "$LANG" | cut -d. -f2)
+ chroot "$rootfs" sed -e "s/^# \(${LANG} ${encoding}\)/\1/" \
+ -i /etc/locale.gen 2> /dev/null
+ cat >> "$rootfs/etc/locale.gen" << EOF
+$LANG $encoding
+EOF
+ chroot "$rootfs" locale-gen "$LANG" "$encoding"
+ chroot "$rootfs" update-locale LANG="$LANG"
+ fi
+
+ # remove pointless services in a container
+ chroot "$rootfs" /usr/sbin/update-rc.d -f checkroot.sh disable
+ chroot "$rootfs" /usr/sbin/update-rc.d -f umountfs disable
+ chroot "$rootfs" /usr/sbin/update-rc.d -f hwclock.sh disable
+ chroot "$rootfs" /usr/sbin/update-rc.d -f hwclockfirst.sh disable
+
+ # generate new SSH keys
+ if [ -x "$rootfs/var/lib/dpkg/info/openssh-server.postinst" ]; then
+ cat > "$rootfs/usr/sbin/policy-rc.d" << EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod +x "$rootfs/usr/sbin/policy-rc.d"
+
+ if [ -f "$rootfs/etc/init/ssh.conf" ]; then
+ mv "$rootfs/etc/init/ssh.conf" "$rootfs/etc/init/ssh.conf.disabled"
+ fi
+
+ rm -f "$rootfs/etc/ssh/"ssh_host_*key*
+
+ DPKG_MAINTSCRIPT_PACKAGE=openssh DPKG_MAINTSCRIPT_NAME=postinst chroot "$rootfs" /var/lib/dpkg/info/openssh-server.postinst configure
+ sed -i "s/root@$(hostname)/root@$hostname/g" "$rootfs/etc/ssh/"ssh_host_*.pub
+
+ if [ -f "$rootfs/etc/init/ssh.conf.disabled" ]; then
+ mv "$rootfs/etc/init/ssh.conf.disabled" "$rootfs/etc/init/ssh.conf"
+ fi
+
+ rm -f "$rootfs/usr/sbin/policy-rc.d"
+ fi
+
+ # set initial timezone as on host
+ if [ -f /etc/timezone ]; then
+ cat /etc/timezone > "$rootfs/etc/timezone"
+ chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
+ elif [ -f /etc/sysconfig/clock ]; then
+ . /etc/sysconfig/clock
+ echo "$ZONE" > "$rootfs/etc/timezone"
+ chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
+ else
+ echo "Timezone in container is not configured. Adjust it manually."
+ fi
+
+ if [ -n "$authkey" ]; then
+ local ssh_dir_path="${rootfs}/root/.ssh"
+ mkdir -p "$ssh_dir_path"
+ cp "$authkey" "${ssh_dir_path}/authorized_keys"
+ chmod 700 "$ssh_dir_path"
+ echo "Inserted SSH public key from '$authkey' into /root/.ssh/authorized_keys"
+ fi
+
+ return 0
+}
+
+write_sourceslist()
+{
+ local rootfs="$1"; shift
+ local release="$1"; shift
+ local arch="$1"; shift
+
+ local prefix="deb"
+ if [ -n "${arch}" ]; then
+ prefix="deb [arch=${arch}]"
+ fi
+
+ if [ "$mainonly" = 1 ]; then
+ non_main=''
+ else
+ non_main=' contrib non-free'
+ fi
+
+ cat >> "${rootfs}/etc/apt/sources.list" << EOF
+${prefix} $MIRROR ${release} main${non_main}
+EOF
+
+ if [ "$release" != "unstable" -a "$release" != "sid" ]; then
+ cat >> "${rootfs}/etc/apt/sources.list" << EOF
+${prefix} $SECURITY_MIRROR ${release}/updates main${non_main}
+EOF
+ fi
+}
+
+install_packages()
+{
+ local rootfs="$1"; shift
+ local packages="$*"
+
+ chroot "${rootfs}" apt-get update
+ if [ -n "${packages}" ]; then
+ chroot "${rootfs}" apt-get install --force-yes -y --no-install-recommends ${packages}
+ fi
+}
+
+# Check if given path is in a btrfs partition
+is_btrfs()
+{
+ [ -e "$1" -a "$(stat -f -c '%T' "$1")" = "btrfs" ]
+}
+
+# Check if given path is the root of a btrfs subvolume
+is_btrfs_subvolume()
+{
+ [ -d "$1" -a "$(stat -f -c '%T' "$1")" = "btrfs" -a "$(stat -c '%i' "$1")" -eq 256 ]
+}
+
+try_mksubvolume()
+{
+ path=$1
+ [ -d "$path" ] && return 0
+ mkdir -p "$(dirname "$path")"
+ if which btrfs >/dev/null 2>&1 && is_btrfs "$(dirname "$path")"; then
+ btrfs subvolume create "$path"
+ else
+ mkdir -p "$path"
+ fi
+}
+
+try_rmsubvolume()
+{
+ path=$1
+ [ -d "$path" ] || return 0
+ if which btrfs >/dev/null 2>&1 && is_btrfs_subvolume "$path"; then
+ btrfs subvolume delete "$path"
+ else
+ rm -rf "$path"
+ fi
+}
+
+cleanup()
+{
+ try_rmsubvolume "$cache/partial-$release-$arch"
+ try_rmsubvolume "$cache/rootfs-$release-$arch"
+}
+
+download_devuan()
+{
+ case "$release" in
+ wheezy)
+ init=sysvinit
+ iproute=iproute
+ ;;
+ *)
+ init=init
+ iproute=iproute2
+ ;;
+ esac
+ packages=\
+$init,\
+ifupdown,\
+locales,\
+dialog,\
+isc-dhcp-client,\
+netbase,\
+net-tools,\
+$iproute,\
+openssh-server
+
+ cache=$1
+ arch=$2
+ release=$3
+ interpreter="$4"
+ interpreter_path="$5"
+
+ trap cleanup EXIT SIGHUP SIGINT SIGTERM
+
+ # Create the cache
+ mkdir -p "$cache"
+
+ # If debian-archive-keyring isn't installed, fetch GPG keys directly
+ releasekeyring=/usr/share/keyrings/debian-archive-keyring.gpg
+ if [ ! -f $releasekeyring ]; then
+ releasekeyring="$cache/archive-key.gpg"
+ case $release in
+ "wheezy")
+ gpgkeyname="archive-key-7.0"
+ ;;
+ *)
+ gpgkeyname="archive-key-8"
+ ;;
+ esac
+ wget https://ftp-master.debian.org/keys/${gpgkeyname}.asc -O - --quiet \
+ | gpg --import --no-default-keyring --keyring="${releasekeyring}"
+ fi
+ # check the mini devuan was not already downloaded
+ try_mksubvolume "$cache/partial-$release-$arch"
+ if [ $? -ne 0 ]; then
+ echo "Failed to create '$cache/partial-$release-$arch' directory"
+ return 1
+ fi
+
+ # download a mini devuan into a cache
+ echo "Downloading devuan minimal ..."
+ if [ "$interpreter" = "" ] ; then
+ debootstrap --verbose --variant=minbase --arch="$arch" \
+ --include=$packages --keyring="${releasekeyring}" \
+ "$release" "$cache/partial-$release-$arch" "$MIRROR"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download the rootfs, aborting."
+ return 1
+ fi
+ else
+ debootstrap --foreign --verbose --variant=minbase --arch="$arch" \
+ --include=$packages --keyring="${releasekeyring}" \
+ "$release" "$cache/partial-$release-$arch" "$MIRROR"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download the rootfs, aborting."
+ return 1
+ fi
+ mkdir -p "$(dirname "$cache/partial-$release-$arch/$interpreter_path")"
+ cp "$interpreter" "$cache/partial-$release-$arch/$interpreter_path"
+ if [ $? -ne 0 ]; then
+ echo "failed to copy $interpreter to $cache/partial-$release-$arch/$interpreter_path"
+ return 1
+ fi
+ chroot "$cache/partial-$release-$arch" debootstrap/debootstrap --second-stage
+ if [ $? -ne 0 ]; then
+ echo "failed to update the rootfs, aborting"
+ return 1
+ fi
+ fi
+
+ mv "$1/partial-$release-$arch" "$1/rootfs-$release-$arch"
+ echo "Download complete."
+ trap EXIT
+ trap SIGINT
+ trap SIGTERM
+ trap SIGHUP
+
+ return 0
+}
+
+copy_devuan()
+{
+ cache=$1
+ arch=$2
+ rootfs=$3
+ release=$4
+
+ # make a local copy of the minidevuan
+ echo -n "Copying rootfs to $rootfs..."
+ try_mksubvolume "$rootfs"
+ if which btrfs >/dev/null 2>&1 && \
+ is_btrfs_subvolume "$cache/rootfs-$release-$arch" && \
+ is_btrfs_subvolume "$rootfs"; then
+ realrootfs="$(dirname "$config")"/rootfs
+ [ "$rootfs" = "$realrootfs" ] || umount "$rootfs" || return 1
+ btrfs subvolume delete "$realrootfs" || return 1
+ btrfs subvolume snapshot "$cache/rootfs-$release-$arch" "$realrootfs" || return 1
+ [ "$rootfs" = "$realrootfs" ] || mount --bind "$realrootfs" "$rootfs" || return 1
+ else
+ rsync -SHaAX "$cache/rootfs-$release-$arch"/ $rootfs/ || return 1
+ fi
+ return 0
+}
+
+install_devuan()
+{
+ rootfs=$1
+ release=$2
+ arch=$3
+ cache="$4/devuan"
+ interpreter="$5"
+ interpreter_path="$6"
+ flushcache=$7
+ mkdir -p $LOCALSTATEDIR/lock/subsys/
+ (
+ flock -x 9
+ if [ $? -ne 0 ]; then
+ echo "Cache repository is busy."
+ return 1
+ fi
+
+ if [ "$flushcache" -eq 1 ]; then
+ echo "Flushing cache..."
+ cleanup
+ fi
+
+ echo "Checking cache download in $cache/rootfs-$release-$arch ... "
+ if [ ! -e "$cache/rootfs-$release-$arch" ]; then
+ download_devuan "$cache" "$arch" "$release" "$interpreter" "$interpreter_path"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download 'devuan base'"
+ return 1
+ fi
+ fi
+
+ copy_devuan "$cache" "$arch" "$rootfs" "$release"
+ if [ $? -ne 0 ]; then
+ echo "Failed to copy rootfs"
+ return 1
+ fi
+
+ return 0
+
+ ) 9>$LOCALSTATEDIR/lock/subsys/lxc-devuan
+
+ return $?
+}
+
+copy_configuration()
+{
+ path=$1
+ rootfs=$2
+ hostname=$3
+ arch=$4
+ num_tty=$5
+
+ # Generate the configuration file
+ # if there is exactly one veth network entry, make sure it has an
+ # associated hwaddr.
+ nics=$(grep -ce '^lxc\.net\.0\.type[ \t]*=[ \t]*veth' "$path/config")
+ if [ "$nics" -eq 1 ]; then
+ grep -q "^lxc.net.0.hwaddr" "$path/config" || sed -i -e "/^lxc\.net\.0\.type[ \t]*=[ \t]*veth/a lxc.net.0.hwaddr = 00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')" "$path/config"
+ fi
+
+ ## Add all the includes
+ echo "" >> "$path/config"
+ echo "# Common configuration" >> "$path/config"
+ if [ -e "${LXC_TEMPLATE_CONFIG}/devuan.common.conf" ]; then
+ echo "lxc.include = ${LXC_TEMPLATE_CONFIG}/devuan.common.conf" >> "$path/config"
+ fi
+ if [ -e "${LXC_TEMPLATE_CONFIG}/devuan.${release}.conf" ]; then
+ echo "lxc.include = ${LXC_TEMPLATE_CONFIG}/devuan.${release}.conf" >> "$path/config"
+ fi
+
+ ## Add the container-specific config
+ echo "" >> "$path/config"
+ echo "# Container specific configuration" >> "$path/config"
+ grep -q "^lxc.rootfs.path" "$path/config" 2> /dev/null || echo "lxc.rootfs.path = $rootfs" >> "$path/config"
+
+ cat <<EOF >> $path/config
+lxc.tty.max = $num_tty
+lxc.uts.name = $hostname
+lxc.arch = $arch
+lxc.pty.max = 1024
+EOF
+
+ if [ $? -ne 0 ]; then
+ echo "Failed to add configuration"
+ return 1
+ fi
+
+ return 0
+}
+
+post_process()
+{
+ local rootfs="$1"; shift
+ local release="$1"; shift
+ local arch="$1"; shift
+ local hostarch="$1"; shift
+ local interpreter="$1"; shift
+ local packages="$*"
+
+ # Disable service startup
+ cat > "${rootfs}/usr/sbin/policy-rc.d" << EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod +x "${rootfs}/usr/sbin/policy-rc.d"
+
+ # If the container isn't running a native architecture, setup multiarch
+ if [ "$interpreter" = "" -a "${arch}" != "${hostarch}" ]; then
+ # Test if dpkg supports multiarch
+ if ! chroot "$rootfs" dpkg --print-foreign-architectures 2>&1; then
+ chroot "$rootfs" dpkg --add-architecture "${hostarch}"
+ fi
+ fi
+
+ # Write a new sources.list containing both native and multiarch entries
+ > "${rootfs}/etc/apt/sources.list"
+ if [ "$interpreter" != "" -a "${arch}" = "${hostarch}" ]; then
+ write_sourceslist "${rootfs}" "${release}" "${arch}"
+ else
+ write_sourceslist "${rootfs}" "${release}"
+ fi
+
+ # Install Packages in container
+ if [ -n "${packages}" ]; then
+ local pack_list
+ pack_list="${packages//,/ }"
+ echo "Installing packages: ${pack_list}"
+ install_packages "${rootfs}" "${pack_list}"
+ fi
+
+ # Re-enable service startup
+ rm "${rootfs}/usr/sbin/policy-rc.d"
+
+ # end
+}
+
+clean()
+{
+ cache=${LXC_CACHE_PATH:-"$LOCALSTATEDIR/cache/lxc/devuan"}
+
+ if [ ! -e "$cache" ]; then
+ exit 0
+ fi
+
+ # lock, so we won't purge while someone is creating a repository
+ (
+ flock -x 9
+ if [ $? != 0 ]; then
+ echo "Cache repository is busy."
+ exit 1
+ fi
+
+ echo -n "Purging the download cache..."
+ rm --preserve-root --one-file-system -rf "$cache" && echo "Done." || exit 1
+ exit 0
+
+ ) 9>$LOCALSTATEDIR/lock/subsys/lxc-devuan
+}
+
+usage()
+{
+ cat <<EOF
+Template specific options can be passed to lxc-create after a '--' like this:
+
+ lxc-create --name=NAME [-lxc-create-options] -- [-template-options]
+
+Usage: $1 -h|--help -p|--path=<path> [-c|--clean] [-a|--arch=<arch>] [-r|--release=<release>]
+ [--mirror=<mirror>] [--security-mirror=<security mirror>]
+ [--package=<package_name1,package_name2,...>]
+ [-I|--interpreter-path=<interpreter path>]
+ [-F | --flush-cache] [-S|--auth-key=<keyfile>]
+
+Options :
+
+ -h, --help print this help text
+ -p, --path=PATH directory where config and rootfs of this VM will be kept
+ -S, --auth-key=KEYFILE SSH public key to inject into the container as the root user.
+ -a, --arch=ARCH The container architecture. Can be one of: i686, x86_64,
+ amd64, armhf, armel, powerpc. Defaults to host arch.
+ -r, --release=RELEASE Devuan release. Can be one of: ascii, beowulf, chimaera, ceres.
+ Defaults to current stable.
+ --mirror=MIRROR Devuan mirror to use during installation. Overrides the MIRROR
+ environment variable (see below).
+ --security-mirror=SECURITY_MIRROR
+ Devuan mirror to use for security updates. Overrides the
+ SECURITY_MIRROR environment variable (see below).
+ --packages=PACKAGE_NAME1,PACKAGE_NAME2,...
+ List of additional packages to install. Comma separated, without space.
+ -c, --clean only clean up the cache and terminate
+ --enable-non-free include also Devuan's contrib and non-free repositories.
+ -I|--interpreter-path=INTERPRETER-PATH
+ Path of the binfmt interpreter to copy to the rootfs
+ -F | --flush-cache Flush the devuan release cache
+
+Environment variables:
+
+ MIRROR The Devuan package mirror to use. See also the --mirror switch above.
+ Defaults to '$MIRROR'
+ SECURITY_MIRROR The Devuan package security mirror to use. See also the --security-mirror switch above.
+ Defaults to '$SECURITY_MIRROR'
+
+EOF
+ return 0
+}
+
+options=$(getopt -o hp:n:a:r:cI:FS: -l arch:,auth-key:,clean,help,enable-non-free,mirror:,name:,packages:,path:,release:,rootfs:,security-mirror:,interpreter-path:,flush-cache -- "$@")
+if [ $? -ne 0 ]; then
+ usage "$(basename "$0")"
+ exit 1
+fi
+eval set -- "$options"
+
+littleendian=$(lscpu | grep '^Byte Order' | grep -q Little && echo yes)
+
+arch=$(uname -m)
+if [ "$arch" = "i686" ]; then
+ arch="i386"
+elif [ "$arch" = "x86_64" ]; then
+ arch="amd64"
+elif [ "$arch" = "armv7l" ]; then
+ arch="armhf"
+elif [ "$arch" = "aarch64" ]; then
+ arch="arm64"
+elif [ "$arch" = "ppc" ]; then
+ arch="powerpc"
+elif [ "$arch" = "ppc64le" ]; then
+ arch="ppc64el"
+elif [ "$arch" = "mips" -a "$littleendian" = "yes" ]; then
+ arch="mipsel"
+elif [ "$arch" = "mips64" -a "$littleendian" = "yes" ]; then
+ arch="mips64el"
+fi
+hostarch=$arch
+mainonly=1
+flushcache=0
+
+while true
+do
+ case "$1" in
+ -h|--help) usage "$0" && exit 1;;
+ --) shift 1; break ;;
+
+ -a|--arch) arch=$2; shift 2;;
+ -S|--auth-key) authkey=$2; shift 2;;
+ -I|--interpreter-path)
+ interpreter="$2"; shift 2;;
+ -c|--clean) clean=1; shift 1;;
+ --enable-non-free) mainonly=0; shift 1;;
+ --mirror) MIRROR=$2; shift 2;;
+ -n|--name) name=$2; shift 2;;
+ --packages) packages=$2; shift 2;;
+ -p|--path) path=$2; shift 2;;
+ -r|--release) release=$2; shift 2;;
+ --rootfs) rootfs=$2; shift 2;;
+ --security-mirror) SECURITY_MIRROR=$2; shift 2;;
+ -F|--flush-cache) flushcache=1; shift 1;;
+ *) break ;;
+ esac
+done
+
+if [ ! -z "$clean" -a -z "$path" ]; then
+ clean || exit 1
+ exit 0
+fi
+
+if [ "$arch" = "i686" ]; then
+ arch=i386
+fi
+
+if [ "$arch" = "x86_64" ]; then
+ arch=amd64
+fi
+
+if [ "$interpreter" = "" ] ; then
+ if [ $hostarch = "i386" -a $arch = "amd64" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+
+ if [ $hostarch = "armhf" -o $hostarch = "armel" ] && \
+ [ $arch != "armhf" -a $arch != "armel" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+
+ if [ $hostarch = "powerpc" -a $arch != "powerpc" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+
+ if [ $hostarch = "mips" -a $arch != "mips" ] || \
+ [ $hostarch = "mipsel" -a $arch != "mipsel" ] || \
+ [ $hostarch = "mips64" -a $arch != "mips" -a $arch != "mips64" ] || \
+ [ $hostarch = "mips64el" -a $arch != "mipsel" -a $arch != "mips64el" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+else
+ if ! file -b "${interpreter}" |grep -q "statically linked" ; then
+ echo "'${interpreter}' must be statically linked" 1>&2
+ exit 1
+ fi
+ interpreter_path=$(find_interpreter "$interpreter")
+ if [ $? -ne 0 ] ; then
+ echo "no binfmt interpreter using $(basename "$interpreter")" 1>&2
+ exit 1
+ fi
+fi
+
+type debootstrap
+if [ $? -ne 0 ]; then
+ echo "'debootstrap' command is missing"
+ exit 1
+fi
+
+if [ -z "$path" ]; then
+ echo "'path' parameter is required"
+ exit 1
+fi
+
+if [ "$(id -u)" != "0" ]; then
+ echo "This script should be run as 'root'"
+ exit 1
+fi
+
+if [ -n "$authkey" ]; then
+ if [ ! -f "$authkey" ]; then
+ echo "SSH keyfile '$authkey' not found"
+ exit 1
+ fi
+ # This is mostly to prevent accidental uage of the private key instead
+ # of the public key.
+ if [ "${authkey: -4}" != ".pub" ]; then
+ echo "SSH keyfile '$authkey' does not end with '.pub'"
+ exit 1
+ fi
+fi
+
+release=${release:-stable}
+permanent_releases=('stable' 'testing' 'sid' 'unstable')
+if [[ ! "${permanent_releases[*]}" =~ (^|[^[:alpha:]])$release([^[:alpha:]]|$) ]]; then
+ if ! wget "${MIRROR}/dists/${release}/Release" -O /dev/null 2> /dev/null; then
+ echo "Invalid release ${release} (not found in mirror)"
+ exit 1
+ fi
+fi
+
+# detect rootfs
+config="$path/config"
+if [ -z "$rootfs" ]; then
+ if grep -q '^lxc.rootfs.path' "$config" 2> /dev/null ; then
+ rootfs=$(awk -F= '/^lxc.rootfs.path[ \t]+=/{ print $2 }' "$config")
+ else
+ rootfs=$path/rootfs
+ fi
+fi
+
+# determine the number of ttys - default is 4
+if grep -q '^lxc.tty.max' "$config" 2> /dev/null ; then
+ num_tty=$(awk -F= '/^lxc.tty.max[ \t]+=/{ print $2 }' "$config")
+else
+ num_tty=4
+fi
+
+install_devuan "$rootfs" "$release" "$arch" "$LXC_CACHE_PATH" "$interpreter" "$interpreter_path" "$flushcache"
+if [ $? -ne 0 ]; then
+ echo "failed to install devuan"
+ exit 1
+fi
+
+configure_devuan "$rootfs" "$name" $num_tty
+if [ $? -ne 0 ]; then
+ echo "failed to configure devuan for a container"
+ exit 1
+fi
+
+copy_configuration "$path" "$rootfs" "$name" $arch $num_tty
+if [ $? -ne 0 ]; then
+ echo "failed write configuration file"
+ exit 1
+fi
+
+post_process "${rootfs}" "${release}" ${arch} ${hostarch} "${interpreter}" "${packages}"
+
+if [ ! -z "$clean" ]; then
+ clean || exit 1
+ exit 0
+fi
From 319704c0344c7a71cec146657aff7be8cf40f15c Mon Sep 17 00:00:00 2001
From: Tanya Degurechaff
<34323200+TanyaEleventhGoddess at users.noreply.github.com>
Date: Sun, 5 Jul 2020 16:15:43 +0200
Subject: [PATCH 3/3] Improved Devuan template
---
templates/lxc-devuan.in | 86 ++++++++++++++++++++++++++---------------
1 file changed, 54 insertions(+), 32 deletions(-)
diff --git a/templates/lxc-devuan.in b/templates/lxc-devuan.in
index ec35024..06d7995 100644
--- a/templates/lxc-devuan.in
+++ b/templates/lxc-devuan.in
@@ -5,6 +5,8 @@
# Authors:
# Daniel Lezcano <daniel.lezcano at free.fr>
+# Greg Olsen <gregolsen at computer.org>
+# Tanya <tanyadegurechaff at waifu.club>
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
@@ -40,6 +42,7 @@ LOCALSTATEDIR="@LOCALSTATEDIR@"
LXC_TEMPLATE_CONFIG="@LXCTEMPLATECONFIG@"
# Allows the lxc-cache directory to be set by environment variable
LXC_CACHE_PATH=${LXC_CACHE_PATH:-"$LOCALSTATEDIR/cache/lxc"}
+[ -z "$DOWNLOAD_KEYRING" ] && DOWNLOAD_KEYRING=1
find_interpreter()
{
@@ -105,6 +108,9 @@ EOF
mkdir -p "$rootfs/selinux"
echo 0 > "$rootfs/selinux/enforce"
+ # remove links protection settings
+ rm -f "$rootfs/etc/sysctl.d/protect-links.conf"
+
# configure the network using the dhcp
cat <<EOF > $rootfs/etc/network/interfaces
auto lo
@@ -117,6 +123,17 @@ EOF
# set the hostname
cat <<EOF > $rootfs/etc/hostname
$hostname
+EOF
+
+ # set minimal hosts
+ cat <<EOF > $rootfs/etc/hosts
+127.0.0.1 localhost
+127.0.1.1 $hostname
+
+# The following lines are desirable for IPv6 capable hosts
+::1 localhost ip6-localhost ip6-loopback
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
EOF
# reconfigure some services
@@ -172,10 +189,12 @@ EOF
# set initial timezone as on host
if [ -f /etc/timezone ]; then
cat /etc/timezone > "$rootfs/etc/timezone"
+ rm -f "$rootfs/etc/localtime"
chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
elif [ -f /etc/sysconfig/clock ]; then
. /etc/sysconfig/clock
echo "$ZONE" > "$rootfs/etc/timezone"
+ rm -f "$rootfs/etc/localtime"
chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
else
echo "Timezone in container is not configured. Adjust it manually."
@@ -210,12 +229,12 @@ write_sourceslist()
fi
cat >> "${rootfs}/etc/apt/sources.list" << EOF
-${prefix} $MIRROR ${release} main${non_main}
+${prefix} $MIRROR ${release} main${non_main}
EOF
- if [ "$release" != "unstable" -a "$release" != "sid" ]; then
+ if [ "$release" != "unstable" -a "$release" != "ceres" ]; then
cat >> "${rootfs}/etc/apt/sources.list" << EOF
-${prefix} $SECURITY_MIRROR ${release}/updates main${non_main}
+${prefix} $SECURITY_MIRROR ${release}-updates main${non_main}
EOF
fi
}
@@ -274,25 +293,15 @@ cleanup()
download_devuan()
{
- case "$release" in
- wheezy)
- init=sysvinit
- iproute=iproute
- ;;
- *)
- init=init
- iproute=iproute2
- ;;
- esac
packages=\
-$init,\
+init,\
ifupdown,\
locales,\
dialog,\
isc-dhcp-client,\
netbase,\
net-tools,\
-$iproute,\
+iproute2,\
openssh-server
cache=$1
@@ -306,20 +315,26 @@ openssh-server
# Create the cache
mkdir -p "$cache"
- # If debian-archive-keyring isn't installed, fetch GPG keys directly
- releasekeyring=/usr/share/keyrings/debian-archive-keyring.gpg
- if [ ! -f $releasekeyring ]; then
- releasekeyring="$cache/archive-key.gpg"
- case $release in
- "wheezy")
- gpgkeyname="archive-key-7.0"
- ;;
- *)
- gpgkeyname="archive-key-8"
- ;;
- esac
- wget https://ftp-master.debian.org/keys/${gpgkeyname}.asc -O - --quiet \
- | gpg --import --no-default-keyring --keyring="${releasekeyring}"
+ # If devuan-archive-keyring isn't installed, fetch GPG keys directly
+ releasekeyring=/usr/share/keyrings/devuan-archive-keyring.gpg
+ lreleasekeyring=/etc/apt/trusted.gpg.d/devuan-archive-keyring.gpg
+ if [ -f "$releasekeyring" ]; then
+ apt_gpg_opt="--keyring=${releasekeyring}"
+ elif [ -f "$lreleasekeyring" ]; then
+ apt_gpg_opt="--keyring=${lreleasekeyring}"
+ elif [ "$DOWNLOAD_KEYRING" = 1 ]; then
+ [ ! -d "/etc/apt/trusted.gpg.d" ] && lreleasekeyring="$cache/archive-key.gpg"
+ if [[ "$(id -u)" == "0" ]]; then
+ wget https://git.devuan.org/devuan/devuan-keyring/raw/branch/master/keyrings/devuan-archive-keyring.gpg -O - --quiet \
+ | gpg --import --no-default-keyring --keyring="${lreleasekeyring}"
+ apt_gpg_opt="--keyring=${lreleasekeyring}"
+ else
+ echo "Must be root (sudo) to save $lreleasekeyring"
+ fi
+ fi
+ if [ -z "$apt_gpg_opt" ]; then
+ echo "WARNING: No GPG check"
+ apt_gpg_opt='--no-check-gpg'
fi
# check the mini devuan was not already downloaded
try_mksubvolume "$cache/partial-$release-$arch"
@@ -332,7 +347,7 @@ openssh-server
echo "Downloading devuan minimal ..."
if [ "$interpreter" = "" ] ; then
debootstrap --verbose --variant=minbase --arch="$arch" \
- --include=$packages --keyring="${releasekeyring}" \
+ --include=$packages "${apt_gpg_opt}" \
"$release" "$cache/partial-$release-$arch" "$MIRROR"
if [ $? -ne 0 ]; then
echo "Failed to download the rootfs, aborting."
@@ -340,7 +355,7 @@ openssh-server
fi
else
debootstrap --foreign --verbose --variant=minbase --arch="$arch" \
- --include=$packages --keyring="${releasekeyring}" \
+ --include=$packages "${apt_gpg_opt}" \
"$release" "$cache/partial-$release-$arch" "$MIRROR"
if [ $? -ne 0 ]; then
echo "Failed to download the rootfs, aborting."
@@ -525,6 +540,11 @@ EOF
# Re-enable service startup
rm "${rootfs}/usr/sbin/policy-rc.d"
+
+ # Fix by Greg Olsen, avoid warning 'stdin not a tty' in some cases
+ if [[ -f "${rootfs}/root/.profile" ]]; then
+ sed -i -e 's/^mesg n/test -t 0 \&\& mesg n/g' ${rootfs}/root/.profile
+ fi
# end
}
@@ -593,6 +613,8 @@ Environment variables:
Defaults to '$MIRROR'
SECURITY_MIRROR The Devuan package security mirror to use. See also the --security-mirror switch above.
Defaults to '$SECURITY_MIRROR'
+ DOWNLOAD_KEYRING Sets whether to download keyring when missing or ignore keyring checks
+ Defaults to 1
EOF
return 0
@@ -732,7 +754,7 @@ if [ -n "$authkey" ]; then
fi
release=${release:-stable}
-permanent_releases=('stable' 'testing' 'sid' 'unstable')
+permanent_releases=('stable' 'testing' 'ceres' 'unstable')
if [[ ! "${permanent_releases[*]}" =~ (^|[^[:alpha:]])$release([^[:alpha:]]|$) ]]; then
if ! wget "${MIRROR}/dists/${release}/Release" -O /dev/null 2> /dev/null; then
echo "Invalid release ${release} (not found in mirror)"
More information about the lxc-devel
mailing list