diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2019-07-10 23:40:16 +0100 |
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committer | V3n3RiX <venerix@redcorelinux.org> | 2019-07-10 23:40:16 +0100 |
commit | 51af5f0eb4cddbe6aa7953717873691d77aae9ff (patch) | |
tree | 1541525274162b033ebbc3ed38abaf335fbbd49a /sys-boot/systemrescuecd-x86-grub/files | |
parent | 7014a5a3ea0feffab9701fdd6b64cc7667a985af (diff) |
gentoo resync : 11.07.2019
Diffstat (limited to 'sys-boot/systemrescuecd-x86-grub/files')
-rw-r--r-- | sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.default-2 | 33 | ||||
-rwxr-xr-x | sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.grub-2 | 146 |
2 files changed, 179 insertions, 0 deletions
diff --git a/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.default-2 b/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.default-2 new file mode 100644 index 000000000000..941622bfc3ba --- /dev/null +++ b/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.default-2 @@ -0,0 +1,33 @@ +# Here you can set custom bootoptions for the SystemRescueCD +# +# For SystemRescueCD version 6.x: +# +# You can add in a space separated list: +# setkmap=xx: set keyboard layout for terminal +# copytoram: load the ISO fully in memory +# requires 2GB of memory to cache the system +# +# For SystemRescueCD version 5.x: +# +# You can add for example in a space separated list: +# setkmap=xx: which defines the keymap to load (example: setkmap=de) +# dostartx: load the X.Org graphical environment and launch Xfce +# docache: causes the iso file to be fully loaded into memory +# this requires 400MB of memory to cache everything +# doload=xxx: loads needed kernel modules (example: doload=3c59x,e1000) +# noload=xxx: prevents loading kernel modules +# nomodeset: do not load the Kernel-Mode-Setting video driver +# +# Example: +# SRCD_BOOTOPTIONS="setkmap=de docache dostartx" +# +# For all available bootoptions see: +# http://www.sysresccd.org/Sysresccd-manual-en_Booting_the_CD-ROM +# +# Note: +# After changing this, you must update your grub configuration file, to take effect + +SRCD_BOOTOPTIONS="" + +# Copy ISO to /boot if there is enough space +#COPY_SRCD_TO_BOOT="yes" diff --git a/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.grub-2 b/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.grub-2 new file mode 100755 index 000000000000..332a7c37fce0 --- /dev/null +++ b/sys-boot/systemrescuecd-x86-grub/files/systemrescuecd.grub-2 @@ -0,0 +1,146 @@ +#!/bin/sh +# Copyright 1999-2019 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +. /usr/share/grub/grub-mkconfig_lib + +if [ -r /etc/default/systemrescuecd ] ; then + . /etc/default/systemrescuecd +fi + +COPY_SRCD_TO_BOOT=${COPY_SRCD_TO_BOOT:-no} + +bootdir="/boot" +installdir="/usr/share/systemrescuecd" + +isorex='^(/.*/)?systemrescuecd-.*[.]iso$' + +# Path of the link to the newest ISO, created by ebuild +srcd="${installdir}/systemrescuecd-x86-newest.iso" + +# Extract ISO version +isovsed() { + sed -E 's|^.*systemrescuecd(-x86)?-||;s|.iso$||' +} + +# Find ISOs in a given directory +isofind() { + find "${1}" -maxdepth 1 -type f -regextype egrep -regex ${isorex} +} + +# Copy ISO to boot partition +copy_srcd_iso() { + if [ ! -f "${bootdir}/"$(basename "${1}") ]; then + if [ $(df -k --output=avail "${bootdir}" | tail -1) -gt $(du -k "${1}" | cut -f 1) ]; then + cp "${1}" "${bootdir}/" + else + # Before complaining, check if the installed ISO is actually newer + if $(printf '%s\n' $(isofind "${bootdir}" | isovsed | sort -V) $(echo "${1}" | isovsed) | sort -VC); then + gettext_printf "Error: Not enough free disk space on ${bootdir}!\n" >&2 + gettext_printf "Error: Failed to copy the new iso!\n" >&2 + fi + fi + fi +} + +write_srcd() { + cat <<EOF + menuentry "${longname} [${1}] (Copy to RAM${bootops}" --class rescue { +${grub_string} + set gfxpayload=keep + set isofile=${path} + loopback loop \${isofile} + linux (loop)/sysresccd/boot/x86_64/vmlinuz archisobasedir=sysresccd img_loop=\${isofile} img_dev=${diskuuid} copytoram ${SRCD_BOOTOPTIONS} + initrd (loop)/sysresccd/boot/intel_ucode.img (loop)/sysresccd/boot/amd_ucode.img (loop)/sysresccd/boot/x86_64/sysresccd.img + } + menuentry "${longname} [${1}] (Copy to RAM with persistence${bootops}" --class rescue { +${grub_string} + set gfxpayload=keep + set isofile=${path} + loopback loop \${isofile} + linux (loop)/sysresccd/boot/x86_64/vmlinuz archisobasedir=sysresccd img_loop=\${isofile} img_dev=${diskuuid} cow_device=${diskuuid} cow_directory=/persistent_sysresccd-${1}/x86_64 copytoram ${SRCD_BOOTOPTIONS} + initrd (loop)/sysresccd/boot/intel_ucode.img (loop)/sysresccd/boot/amd_ucode.img (loop)/sysresccd/boot/x86_64/sysresccd.img + } + menuentry "${longname} [${1}] (Minimal${bootops}" --class rescue { +${grub_string} + set gfxpayload=keep + set isofile=${path} + loopback loop \${isofile} + linux (loop)/sysresccd/boot/x86_64/vmlinuz archisobasedir=sysresccd img_loop=\${isofile} img_dev=${diskuuid} ${SRCD_BOOTOPTIONS} + initrd (loop)/sysresccd/boot/intel_ucode.img (loop)/sysresccd/boot/amd_ucode.img (loop)/sysresccd/boot/x86_64/sysresccd.img + } +EOF +} + +write_srcd_5() { + cat <<EOF + menuentry "${longname} [${1}] (64bit${bootops}" --class rescue { +${grub_string} + set isofile=${path} + loopback loop \${isofile} + linux (loop)/isolinux/rescue64 ${SRCD_BOOTOPTIONS} isoloop=\${isofile} + initrd (loop)/isolinux/initram.igz + } + menuentry "${longname} [${1}] (32bit${bootops}" --class rescue { +${grub_string} + set isofile=${path} + loopback loop \${isofile} + linux (loop)/isolinux/rescue32 ${SRCD_BOOTOPTIONS} isoloop=\${isofile} + initrd (loop)/isolinux/initram.igz + } +EOF +} + +# Get v5 ISOs +# Use: isogrep5 [-v] +# -v invert match +isogrep5() { + ls -rv "${isopref}"/systemrescuecd-*.iso | grep ${1} -e '-x86-5' +} + +write_srcd_submenu() { + # Start submenu + echo "submenu \"${longname}\" --class submenu {" + + # Make sure to reverse-sort by version + for iso in $(isogrep5 -v; isogrep5); do + path=$(make_system_path_relative_to_its_root "${iso}") + gettext_printf " image: ${iso}\n" >&2 + if $(printf '%s\n' "6.0.0" $(echo ${iso} | isovsed) | sort -VC); then + write_srcd $(echo ${iso} | isovsed) + else + write_srcd_5 $(echo ${iso} | isovsed) + fi + done + + # End submenu + echo "}" +} + +bootops=")" + +if [ ! -z "${SRCD_BOOTOPTIONS}" ]; then + bootops=" with bootoptions)" +fi + +if [ "${COPY_SRCD_TO_BOOT}" = yes ]; then + srcd=$(realpath "${srcd}") + copy_srcd_iso "${srcd}" +fi + +# Build menu entries +for isopref in "${bootdir}" "${installdir}"; do + # Make sure there are any ISOs + ls "${isopref}" | grep -E -q -e "${isorex}" || continue + + diskuuid=/dev/disk/by-uuid/$(${grub_probe} --target=fs_uuid "${isopref}") + device=$(${grub_probe} --target=device "${isopref}") + label=$(${grub_probe} --target=fs_label "${isopref}") + [ "${label}" = "(null)" ] && label=${device} + grub_string=$(prepare_grub_to_access_device "${device}" | grub_add_tab | grub_add_tab) + longname="SystemRescueCD on ${label}" + + gettext_printf "Found %s on %s\n" "${longname}" "${device}" >&2 + + write_srcd_submenu +done |