You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
346 lines
9.7 KiB
346 lines
9.7 KiB
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Peter Jones <pjones@redhat.com>
|
|
Date: Thu, 15 Mar 2018 14:12:40 -0400
|
|
Subject: [PATCH] Add grub2-switch-to-blscfg
|
|
|
|
Signed-off-by: Peter Jones <pjones@redhat.com>
|
|
---
|
|
Makefile.util.def | 7 ++
|
|
.gitignore | 2 +
|
|
util/grub-switch-to-blscfg.8 | 25 ++++
|
|
util/grub-switch-to-blscfg.in | 262 ++++++++++++++++++++++++++++++++++++++++++
|
|
4 files changed, 296 insertions(+)
|
|
create mode 100644 util/grub-switch-to-blscfg.8
|
|
create mode 100644 util/grub-switch-to-blscfg.in
|
|
|
|
diff --git a/Makefile.util.def b/Makefile.util.def
|
|
index 879e8eb98..f4fbd2506 100644
|
|
--- a/Makefile.util.def
|
|
+++ b/Makefile.util.def
|
|
@@ -1348,6 +1348,13 @@ program = {
|
|
ldadd = '$(LIBINTL) $(LIBDEVMAPPER) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
|
|
};
|
|
|
|
+script = {
|
|
+ name = grub-switch-to-blscfg;
|
|
+ common = util/grub-switch-to-blscfg.in;
|
|
+ mansection = 8;
|
|
+ installdir = sbin;
|
|
+};
|
|
+
|
|
program = {
|
|
name = grub-glue-efi;
|
|
mansection = 1;
|
|
diff --git a/.gitignore b/.gitignore
|
|
index 54795fa60..424755921 100644
|
|
--- a/.gitignore
|
|
+++ b/.gitignore
|
|
@@ -121,6 +121,8 @@ grub-*.tar.*
|
|
/grub*-sparc64-setup.8
|
|
/grub*-syslinux2cfg
|
|
/grub*-syslinux2cfg.1
|
|
+/grub*-switch-to-blscfg
|
|
+/grub*-switch-to-blscfg.8
|
|
/grub_fstest.pp
|
|
/grub_fstest_init.c
|
|
/grub_fstest_init.lst
|
|
diff --git a/util/grub-switch-to-blscfg.8 b/util/grub-switch-to-blscfg.8
|
|
new file mode 100644
|
|
index 000000000..134dfc62a
|
|
--- /dev/null
|
|
+++ b/util/grub-switch-to-blscfg.8
|
|
@@ -0,0 +1,25 @@
|
|
+.TH GRUB-SWITCH-TO-BLSCFG 1 "Wed Feb 26 2014"
|
|
+.SH NAME
|
|
+\fBgrub-switch-to-blscfg\fR \(em Switch to using BLS config files.
|
|
+
|
|
+.SH SYNOPSIS
|
|
+\fBgrub-switch-to-blscfg\fR [--grub-directory=\fIDIR\fR] [--config-file=\fIFILE\fR] [--grub-defaults=\fIFILE\fR]
|
|
+
|
|
+.SH DESCRIPTION
|
|
+\fBgrub-switch-to-blscfg\fR reconfigures grub-mkconfig to use BLS-style config files, and then regenerates the GRUB configuration.
|
|
+
|
|
+.SH OPTIONS
|
|
+.TP
|
|
+--grub-directory=\fIDIR\fR
|
|
+Search for grub.cfg under \fIDIR\fR. The default value is \fI/boot/efi/EFI/\fBVENDOR\fR on UEFI machines and \fI/boot/grub2\fR elsewhere.
|
|
+
|
|
+.TP
|
|
+--config-file=\fIFILE\fR
|
|
+The grub config file to use. The default value is \fI/etc/grub2-efi.cfg\fR on UEFI machines and \fI/etc/grub2.cfg\fR elsewhere. Symbolic links will be followed.
|
|
+
|
|
+.TP
|
|
+--grub-defaults=\fIFILE\fR
|
|
+The defaults file for grub-mkconfig. The default value is \fI/etc/default/grub\fR.
|
|
+
|
|
+.SH SEE ALSO
|
|
+.BR "info grub"
|
|
diff --git a/util/grub-switch-to-blscfg.in b/util/grub-switch-to-blscfg.in
|
|
new file mode 100644
|
|
index 000000000..3ae5e4ea8
|
|
--- /dev/null
|
|
+++ b/util/grub-switch-to-blscfg.in
|
|
@@ -0,0 +1,262 @@
|
|
+#! /bin/sh
|
|
+#
|
|
+# Set a default boot entry for GRUB.
|
|
+# Copyright (C) 2004,2009 Free Software Foundation, Inc.
|
|
+#
|
|
+# 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/>.
|
|
+
|
|
+#set -eu
|
|
+
|
|
+# Initialize some variables.
|
|
+prefix=@prefix@
|
|
+exec_prefix=@exec_prefix@
|
|
+bindir=@bindir@
|
|
+sysconfdir="@sysconfdir@"
|
|
+PACKAGE_NAME=@PACKAGE_NAME@
|
|
+PACKAGE_VERSION=@PACKAGE_VERSION@
|
|
+datarootdir="@datarootdir@"
|
|
+datadir="@datadir@"
|
|
+if [ ! -v pkgdatadir ]; then
|
|
+ pkgdatadir="${datadir}/@PACKAGE@"
|
|
+fi
|
|
+
|
|
+self=`basename $0`
|
|
+
|
|
+grub_editenv=${bindir}/@grub_editenv@
|
|
+etcdefaultgrub=/etc/default/grub
|
|
+
|
|
+EFIDIR=$(grep ^ID= /etc/os-release | sed -e 's/^ID=//' -e 's/rhel/redhat/')
|
|
+if [ -d /sys/firmware/efi/efivars/ ]; then
|
|
+ startlink=/etc/grub2-efi.cfg
|
|
+ grubdir=`echo "/@bootdirname@/efi/EFI/${EFIDIR}/" | sed 's,//*,/,g'`
|
|
+ blsdir=`echo "/@bootdirname@/efi/EFI/${EFIDIR}/loader/entries" | sed 's,//*,/,g'`
|
|
+else
|
|
+ startlink=/etc/grub2.cfg
|
|
+ grubdir=`echo "/@bootdirname@/@grubdirname@" | sed 's,//*,/,g'`
|
|
+ blsdir=`echo "/@bootdirname@" | sed 's,//*,/,g'`
|
|
+fi
|
|
+
|
|
+backupsuffix=.bak
|
|
+
|
|
+export TEXTDOMAIN=@PACKAGE@
|
|
+export TEXTDOMAINDIR="@localedir@"
|
|
+
|
|
+. "${pkgdatadir}/grub-mkconfig_lib"
|
|
+
|
|
+# Usage: usage
|
|
+# Print the usage.
|
|
+usage () {
|
|
+ gettext_printf "Usage: %s\n" "$self"
|
|
+ gettext "Switch to BLS config files.\n"; echo
|
|
+ echo
|
|
+ print_option_help "-h, --help" "$(gettext "print this message and exit")"
|
|
+ print_option_help "-V, --version" "$(gettext "print the version information and exit")"
|
|
+ echo
|
|
+ print_option_help "--backup-suffix=$(gettext "SUFFIX")" "$backupsuffix"
|
|
+ print_option_help "--bls-directory=$(gettext "DIR")" "$blsdir"
|
|
+ print_option_help "--config-file=$(gettext "FILE")" "$startlink"
|
|
+ print_option_help "--grub-defaults=$(gettext "FILE")" "$etcdefaultgrub"
|
|
+ print_option_help "--grub-directory=$(gettext "DIR")" "$grubdir"
|
|
+ # echo
|
|
+ # gettext "Report bugs to <bug-grub@gnu.org>."; echo
|
|
+}
|
|
+
|
|
+argument () {
|
|
+ opt=$1
|
|
+ shift
|
|
+
|
|
+ if test $# -eq 0; then
|
|
+ gettext_printf "%s: option requires an argument -- \`%s'\n" "$self" "$opt" 1>&2
|
|
+ exit 1
|
|
+ fi
|
|
+ echo $1
|
|
+}
|
|
+
|
|
+# Check the arguments.
|
|
+while test $# -gt 0
|
|
+do
|
|
+ option=$1
|
|
+ shift
|
|
+
|
|
+ case "$option" in
|
|
+ -h | --help)
|
|
+ usage
|
|
+ exit 0 ;;
|
|
+ -V | --version)
|
|
+ echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
|
|
+ exit 0 ;;
|
|
+
|
|
+ --backup-suffix)
|
|
+ backupsuffix=`argument $option "$@"`
|
|
+ shift
|
|
+ ;;
|
|
+ --backup-suffix=*)
|
|
+ backupsuffix=`echo "$option" | sed 's/--backup-suffix=//'`
|
|
+ ;;
|
|
+
|
|
+ --bls-directory)
|
|
+ blsdir=`argument $option "$@"`
|
|
+ shift
|
|
+ ;;
|
|
+ --bls-directory=*)
|
|
+ blsdir=`echo "$option" | sed 's/--bls-directory=//'`
|
|
+ ;;
|
|
+
|
|
+ --config-file)
|
|
+ startlink=`argument $option "$@"`
|
|
+ shift
|
|
+ ;;
|
|
+ --config-file=*)
|
|
+ startlink=`echo "$option" | sed 's/--config-file=//'`
|
|
+ ;;
|
|
+
|
|
+ --grub-defaults)
|
|
+ etcdefaultgrub=`argument $option "$@"`
|
|
+ shift
|
|
+ ;;
|
|
+ --grub-defaults=*)
|
|
+ etcdefaultgrub=`echo "$option" | sed 's/--grub-defaults=//'`
|
|
+ ;;
|
|
+
|
|
+ --grub-directory)
|
|
+ grubdir=`argument $option "$@"`
|
|
+ shift
|
|
+ ;;
|
|
+ --grub-directory=*)
|
|
+ grubdir=`echo "$option" | sed 's/--grub-directory=//'`
|
|
+ ;;
|
|
+
|
|
+ *)
|
|
+ gettext_printf "Unrecognized option \`%s'\n" "$option" 1>&2
|
|
+ usage
|
|
+ exit 1
|
|
+ ;;
|
|
+ esac
|
|
+done
|
|
+
|
|
+find_grub_cfg() {
|
|
+ local candidate=""
|
|
+ while [[ -e "${candidate}" || $# -gt 0 ]]
|
|
+ do
|
|
+ if [[ ! -e "${candidate}" ]] ; then
|
|
+ candidate="$1"
|
|
+ shift
|
|
+ fi
|
|
+
|
|
+ if [[ -L "${candidate}" ]]; then
|
|
+ candidate="$(realpath "${candidate}")"
|
|
+ fi
|
|
+
|
|
+ if [[ -f "${candidate}" ]]; then
|
|
+ export GRUB_CONFIG_FILE="${candidate}"
|
|
+ return 0
|
|
+ fi
|
|
+ done
|
|
+ return 1
|
|
+}
|
|
+
|
|
+if ! find_grub_cfg ${startlink} ${grubdir}/grub.cfg ; then
|
|
+ gettext_printf "Couldn't find config file\n" 1>&2
|
|
+ exit 1
|
|
+fi
|
|
+
|
|
+if [[ ! -d "${blsdir}" ]]; then
|
|
+ install -m 700 -d "${blsdir}"
|
|
+fi
|
|
+
|
|
+if [[ -f /etc/machine-id ]]; then
|
|
+ MACHINE_ID=$(cat /etc/machine-id)
|
|
+else
|
|
+ MACHINE_ID=$(dmesg | sha256sum)
|
|
+fi
|
|
+
|
|
+mkbls() {
|
|
+ local kernelver=$1 && shift
|
|
+ local datetime=$1 && shift
|
|
+
|
|
+ local debugname=""
|
|
+ local flavor=""
|
|
+
|
|
+ if [[ "$kernelver" == *\+* ]] ; then
|
|
+ local flavor=-"${kernelver##*+}"
|
|
+ if [[ "${flavor}" == "-debug" ]]; then
|
|
+ local debugname=" with debugging"
|
|
+ fi
|
|
+ fi
|
|
+ (
|
|
+ source /etc/os-release
|
|
+
|
|
+ cat <<EOF
|
|
+title ${NAME} (${kernelver}) ${VERSION}${debugname}
|
|
+linux /vmlinuz-${kernelver}
|
|
+initrd /initramfs-${kernelver}.img
|
|
+options \$kernelopts
|
|
+id ${ID}-${datetime}-${kernelver}
|
|
+grub_users \$grub_users
|
|
+grub_arg --unrestricted
|
|
+grub_class kernel${flavor}
|
|
+EOF
|
|
+ ) | cat
|
|
+}
|
|
+
|
|
+for kernelver in $(cd /lib/modules/ ; ls -1) "" ; do
|
|
+ if [[ ! -d "/lib/modules/${kernelver}" ]] ; then
|
|
+ continue
|
|
+ fi
|
|
+ if [[ ! -f "/boot/vmlinuz-${kernelver}" ]]; then
|
|
+ continue
|
|
+ fi
|
|
+ bls_target="${blsdir}/${MACHINE_ID}-${kernelver}.conf"
|
|
+ kernel_dir="/lib/modules/${kernelver}"
|
|
+ if [[ -f "${kernel_dir}/bls.conf" ]]; then
|
|
+ cp -af "${kernel_dir}/bls.conf" "${bls_target}"
|
|
+ else
|
|
+ mkbls "${kernelver}" \
|
|
+ "$(date -u +%Y%m%d%H%M%S -d "$(stat -c '%y' "${kernel_dir}")")" \
|
|
+ >"${bls_target}"
|
|
+ fi
|
|
+done
|
|
+
|
|
+GENERATE=0
|
|
+if grep '^GRUB_ENABLE_BLSCFG=.*' "${etcdefaultgrub}" \
|
|
+ | grep -vq '^GRUB_ENABLE_BLSCFG="*true"*\s*$' ; then
|
|
+ if ! sed -i"${backupsuffix}" \
|
|
+ -e 's,^GRUB_ENABLE_BLSCFG=.*,GRUB_ENABLE_BLSCFG=true,' \
|
|
+ "${etcdefaultgrub}" ; then
|
|
+ gettext_printf "Updating %s failed\n" "${etcdefaultgrub}"
|
|
+ exit 1
|
|
+ fi
|
|
+ GENERATE=1
|
|
+elif ! grep -q '^GRUB_ENABLE_BLSCFG=.*' "${etcdefaultgrub}" ; then
|
|
+ if ! echo 'GRUB_ENABLE_BLSCFG=true' >> "${etcdefaultgrub}" ; then
|
|
+ gettext_printf "Updating %s failed\n" "${etcdefaultgrub}"
|
|
+ exit 1
|
|
+ fi
|
|
+ GENERATE=1
|
|
+fi
|
|
+
|
|
+if [[ "${GENERATE}" -eq 1 ]] ; then
|
|
+ cp -af "${GRUB_CONFIG_FILE}" "${GRUB_CONFIG_FILE}${backupsuffix}"
|
|
+ if ! grub2-mkconfig -o "${GRUB_CONFIG_FILE}" ; then
|
|
+ cp -af "${GRUB_CONFIG_FILE}${backupsuffix}" "${GRUB_CONFIG_FILE}"
|
|
+ sed -i"${backupsuffix}" \
|
|
+ -e 's,^GRUB_ENABLE_BLSCFG=.*,GRUB_ENABLE_BLSCFG=false,' \
|
|
+ /etc/default/grub
|
|
+ gettext_printf "Updating %s failed\n" "${GRUB_CONFIG_FILE}"
|
|
+ exit 1
|
|
+ fi
|
|
+fi
|
|
+
|
|
+# Bye.
|
|
+exit 0
|