Updated install script to make it work on Debian 7

feature/node-rewrite
Sven Slootweg 11 years ago
parent d19b31731d
commit 947c33c0f0

@ -0,0 +1,202 @@
#! /bin/sh
set -e
# grub-mkconfig helper script.
# Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc.
#
# Modified (C) 2014 Sven Slootweg
# Adapted for use in CVM, for prioritized OpenVZ-specific boot entries.
#
# GRUB is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GRUB 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GRUB. If not, see <http://www.gnu.org/licenses/>.
prefix="/usr"
exec_prefix="${prefix}"
datarootdir="${prefix}/share"
. "${datarootdir}/grub/grub-mkconfig_lib"
export TEXTDOMAIN=grub
export TEXTDOMAINDIR="${datarootdir}/locale"
CLASS="--class gnu-linux --class gnu --class os"
if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
OS="GNU/Linux (CVM)"
else
OS="${GRUB_DISTRIBUTOR} GNU/Linux (CVM)"
CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1) ${CLASS}"
fi
# loop-AES arranges things so that /dev/loop/X can be our root device, but
# the initrds that Linux uses don't like that.
case ${GRUB_DEVICE} in
/dev/loop/*|/dev/loop[0-9])
GRUB_DEVICE=`losetup ${GRUB_DEVICE} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/"`
# We can't cope with devices loop-mounted from files here.
case ${GRUB_DEVICE} in
/dev/*) ;;
*) exit 0 ;;
esac
;;
esac
if [ "x${GRUB_DEVICE_UUID}" = "x" ] || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \
|| ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \
|| uses_abstraction "${GRUB_DEVICE}" lvm; then
LINUX_ROOT_DEVICE=${GRUB_DEVICE}
else
LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
fi
if [ "x`${grub_probe} --device ${GRUB_DEVICE} --target=fs 2>/dev/null || true`" = xbtrfs ] \
|| [ "x`stat -f --printf=%T /`" = xbtrfs ]; then
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
fi
fi
linux_entry ()
{
os="$1"
version="$2"
recovery="$3"
args="$4"
if ${recovery} ; then
title="$(gettext_quoted "%s, with Linux %s (recovery mode)")"
else
title="$(gettext_quoted "%s, with Linux %s")"
fi
printf "menuentry '${title}' ${CLASS} {\n" "${os}" "${version}"
if ! ${recovery} ; then
save_default_entry | sed -e "s/^/\t/"
fi
# Use ELILO's generic "efifb" when it's known to be available.
# FIXME: We need an interface to select vesafb in case efifb can't be used.
if [ "x$GRUB_GFXPAYLOAD_LINUX" = x ]; then
cat << EOF
load_video
EOF
else
if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then
cat << EOF
load_video
EOF
fi
cat << EOF
set gfxpayload=$GRUB_GFXPAYLOAD_LINUX
EOF
fi
cat << EOF
insmod gzio
EOF
if [ x$dirname = x/ ]; then
if [ -z "${prepare_root_cache}" ]; then
prepare_root_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | sed -e "s/^/\t/")"
fi
printf '%s\n' "${prepare_root_cache}"
else
if [ -z "${prepare_boot_cache}" ]; then
prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | sed -e "s/^/\t/")"
fi
printf '%s\n' "${prepare_boot_cache}"
fi
message="$(gettext_printf "Loading Linux %s ..." ${version})"
cat << EOF
echo '$message'
linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
EOF
if test -n "${initrd}" ; then
message="$(gettext_printf "Loading initial ramdisk ...")"
cat << EOF
echo '$message'
initrd ${rel_dirname}/${initrd}
EOF
fi
cat << EOF
}
EOF
}
case x`uname -m` in
xi?86 | xx86_64)
list=`for i in /boot/vmlinuz-*openvz* /vmlinuz-*openvz* /boot/kernel-*openvz* ; do
if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
done` ;;
*)
list=`for i in /boot/vmlinuz-*openvz* /boot/vmlinux-*openvz* /vmlinuz-*openvz* /vmlinux-*openvz* /boot/kernel-*openvz* ; do
if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
done` ;;
esac
prepare_boot_cache=
prepare_root_cache=
while [ "x$list" != "x" ] ; do
linux=`version_find_latest $list`
echo "Found linux image: $linux" >&2
basename=`basename $linux`
dirname=`dirname $linux`
rel_dirname=`make_system_path_relative_to_its_root $dirname`
version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
alt_version=`echo $version | sed -e "s,\.old$,,g"`
linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"
initrd=
for i in "initrd.img-${version}" "initrd-${version}.img" \
"initrd-${version}" "initramfs-${version}.img" \
"initrd.img-${alt_version}" "initrd-${alt_version}.img" \
"initrd-${alt_version}" "initramfs-${alt_version}.img" \
"initramfs-genkernel-${version}" \
"initramfs-genkernel-${alt_version}"; do
if test -e "${dirname}/${i}" ; then
initrd="$i"
break
fi
done
config=
for i in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do
if test -e "${i}" ; then
config="${i}"
break
fi
done
initramfs=
if test -n "${config}" ; then
initramfs=`grep CONFIG_INITRAMFS_SOURCE= "${config}" | cut -f2 -d= | tr -d \"`
fi
if test -n "${initrd}" ; then
echo "Found initrd image: ${dirname}/${initrd}" >&2
elif test -z "${initramfs}" ; then
# "UUID=" magic is parsed by initrd or initramfs. Since there's
# no initrd or builtin initramfs, it can't work here.
linux_root_device_thisversion=${GRUB_DEVICE}
fi
linux_entry "${OS}" "${version}" false \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
linux_entry "${OS}" "${version}" true \
"single ${GRUB_CMDLINE_LINUX}"
fi
list=`echo $list | tr ' ' '\n' | grep -vx $linux | tr '\n' ' '`
done

@ -1,4 +1,4 @@
import sys, os, subprocess, stat, shutil, re, urllib import sys, os, subprocess, stat, shutil, re, urllib, glob
import setuplib import setuplib
BOLD_START = '\033[1m' BOLD_START = '\033[1m'
@ -51,6 +51,9 @@ if os.path.exists("/etc/centos-release"):
exit(1) exit(1)
elif os.path.exists("/etc/debian_version"): elif os.path.exists("/etc/debian_version"):
distro = "debian" distro = "debian"
with open("/etc/debian_version", "r") as f:
debian_version = int(f.read().split(".")[0])
else: else:
sys.stderr.write("This installer only supports Debian and CentOS.\n") sys.stderr.write("This installer only supports Debian and CentOS.\n")
exit(1) exit(1)
@ -304,7 +307,15 @@ else:
if architecture == "x86_64": if architecture == "x86_64":
packages.append("linux-image-openvz-amd64") packages.append("linux-image-openvz-amd64")
elif architecture == "i386" or architecture == "i686": elif architecture == "i386" or architecture == "i686":
packages.append("linux-image-openvz-686") packages.append("linux-image-openvz-686") # This might fail on deb7!
if debian_version >= 7:
with open("/etc/apt/sources.list.d/openvz-rhel6.list", "w") as f:
f.write("deb http://download.openvz.org/debian wheezy main")
subprocess.call('wget --output-document="-" http://ftp.openvz.org/debian/archive.key | apt-key add -', shell=True, stdout=stfu, stderr=stfu)
packages.append("ploop")
packages.append("vzdump") packages.append("vzdump")
subprocess.call(["apt-get", "update", "-y"], stdout=stfu, stderr=stfu) subprocess.call(["apt-get", "update", "-y"], stdout=stfu, stderr=stfu)
@ -330,6 +341,30 @@ else:
sys.stdout.write("Configuration for sysctl updated.\n") sys.stdout.write("Configuration for sysctl updated.\n")
if debian_version >= 7:
# Starting from Debian 7, the OpenVZ kernel is no longer set as the default boot option. This
# code will copy a GRUB configuration file template, with the appropriate kernel path, and
# insert it before the regular boot options. This way, the OpenVZ kernel will be default.
try:
kernel_name = [fname for fname in glob.glob("/boot/vmlinuz-*") if "openvz" in fname][0].split("/vmlinuz-")[-1]
except IndexError, e:
# No suitable kernel found! TODO: Error out
sys.stderr.write("ERROR: Could not find an OpenVZ kernel image to add to the GRUB\n")
sys.stderr.write("configuration! Most likely, installation failed. Aborting...\n")
exit(1)
setuplib.copy_file("grub_deb7.cfg", "/etc/grub.d/06_CVM_openvz", True, 0, 0, "u+rwx g+rx o+rx")
setuplib.set_modes("/etc/grub.d/06_CVM_openvz", "u+rwx g+rx o+rx")
result = subprocess.call(["update-grub"], stdout=stfu, stderr=stfu)
if result != 0:
sys.stderr.write("WARNING: Failed to update GRUB configuration. Please ensure you have a\n")
sys.stderr.write(" valid GRUB configuration before rebooting, or you may brick your server.\n")
else:
sys.stdout.write("Configured GRUB to automatically boot into OpenVZ.\n")
if os.path.exists("/etc/grub.d/06_OVHkernel"): if os.path.exists("/etc/grub.d/06_OVHkernel"):
# OVH likes inserting a custom kernel before the standard installed kernels, and this # OVH likes inserting a custom kernel before the standard installed kernels, and this
# breaks the default kernel booting, leading to the OpenVZ kernel never being booted. # breaks the default kernel booting, leading to the OpenVZ kernel never being booted.

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