initial commit

4 files changed, 200 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..083ea1952eee
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,21 @@
+pkgbase = openbsd-rescueboot
+	pkgdesc = Script to add OpenBSD iso images to the grub2 boot menu
+	pkgver = 5.6
+	pkgrel = 1
+	url = http://www.openbsd.org/
+	arch = any
+	license = GPL
+	depends = grub
+	noextract = cd56.iso
+	source = http://openbsd.c3sl.ufpr.br/openbsd/5.6/amd64/cd56.iso
+	source = openbsd-rescueboot
+	source = 42_openbsd
+	md5sums = 65854da3159e33042fc7b741e9389f07
+	md5sums = e2e7fc488506dff30b82ecc75a8f78ee
+	md5sums = 9d63b37935946bf4074b83cfaf83c41c
+	sha256sums = 99623a7a8c2fd26d8058a6c5b873b4e271ca97a2e8f0897209c53fea0c741b63
+	sha256sums = 318ade6bf826c05142815dc2a22be75d2d37404aaaa465d91dbf11d2d36ae53b
+	sha256sums = fa57e40f9a1cacc915004b3dc3bb000294934f17a4396a2837ad2d971674a5ec
+
+pkgname = openbsd-rescueboot
+
diff --git a/42_openbsd b/42_openbsd
new file mode 100755
index 000000000000..7e857ab4800e
--- /dev/null
+++ b/42_openbsd
@@ -0,0 +1,130 @@
+#!/bin/sh
+# Filename:      42_openbsd
+# Purpose:       grub-mkconfig helper script for OpenBSD rescue systems
+# Authors:       Grml team (grml.org), (c) Andreas Gredler <jimmy@grml.org>, Michael Prokop <mika@grml.org>
+#                Original creators
+# Authors:       Thiago Perrotta <perrotta dot thiago at poli dot ufrj dot br>
+#                Modified to make it work with OpenBSD
+# License:       This file is licensed under the GPL v2+.
+################################################################################
+
+set -e
+
+prefix=/usr
+exec_prefix=${prefix}
+bindir=${exec_prefix}/bin
+libdir=${exec_prefix}/lib
+
+if [ -r ${libdir}/grub/grub-mkconfig_lib ] ; then
+  . ${libdir}/grub/grub-mkconfig_lib
+elif [ -r /usr/share/grub/grub-mkconfig_lib ] ; then # fallback for e.g. Fedora
+  . /usr/share/grub/grub-mkconfig_lib
+else
+  echo "Could not locate file grub-mkconfig_lib, please report a bug." >&2
+fi
+
+# default unless configured otherwise:
+ISO_LOCATION="/boot/openbsd"
+
+if [ -r /etc/default/openbsd-rescueboot ] ; then
+  . /etc/default/openbsd-rescueboot
+fi
+
+resolve_dm_name() {
+  retval="$1"
+  base=${1##*/}
+  for block in /sys/block /sys/class/block ; do
+    [ ! -d ${block}/${base}/dm ] && continue
+    retval="/dev/mapper/$(cat ${block}/${base}/dm/name)"
+    break
+  done
+  case "$retval" in
+    /dev/dm-*)
+    minor=${retval##*-}
+   retval="/dev/mapper/$(dmsetup info -C --noheadings -o name -j 253 -m $minor)"
+    ;;
+  esac
+
+  echo "$retval"
+}
+
+get_dependencies() {
+  device=${1}
+  if [ -z ${device} ] ; then
+    return
+  fi
+  device=$(readlink -f ${device})
+  case "$device" in
+    /dev/mapper/*)
+    device="/dev/dm-$(dmsetup info -C --noheadings -o minor "$device")"
+    ;;
+  esac
+
+  base=${device##*/}
+  dependencies=""
+  additional_dependencies=""
+  for block in /sys/block /sys/class/block ; do
+    [ ! -d ${block}/${base}/slaves ] && continue
+    for file in  ${block}/${base}/slaves/* ; do
+      dep_name="/dev/${file##*/}"
+      dep_name=$(resolve_dm_name ${dep_name})
+
+      # resolve recursively all dependencies
+      additional_dependencies=$(get_dependencies ${dep_name})
+
+      dependencies="$dependencies $additional_dependencies $dep_name"
+    done
+    break
+  done
+  echo $dependencies
+
+}
+
+
+
+iso_list=""
+for file in "${ISO_LOCATION}"/*.iso ; do
+     if grub_file_is_not_garbage "$file" ; then
+       iso_list="$iso_list $file "
+     fi
+done
+
+for openbsdiso in $iso_list ; do
+  rel_dirname="$(make_system_path_relative_to_its_root $(dirname $openbsdiso))"
+  openbsd="$(basename $openbsdiso)"
+  device="$(${grub_probe} -t device ${openbsdiso})"
+
+  additional_param=""
+
+  case "$device" in
+    /dev/mapper*|/dev/md*)
+      dependencies=$(get_dependencies ${device})
+      dep_string=""
+      for dep in $dependencies $device ; do
+        dep_string="$dep_string,$dep"
+      done
+      dep_string=${dep_string#,}
+      additional_param="live-media=$dep_string"
+    ;;
+  esac
+
+  echo "Found OpenBSD ISO image: $openbsdiso" >&2
+  title="OpenBSD Rescue System ($openbsd)"
+  grub_prep=$(prepare_grub_to_access_device "$device" | sed -e "s/^/        /")
+
+  cat << EOF
+menuentry "${title}" {
+${grub_prep}
+        iso_path="${rel_dirname}/${openbsd}"
+        export iso_path
+        kernelopts=" $CUSTOM_BOOTOPTIONS $additional_param "
+        export kernelopts
+        loopback loop "${rel_dirname}/$openbsd"
+        set root=(loop)
+        configfile /boot/grub/loopback.cfg
+        kopenbsd /<version_string>/amd64/bsd.rd
+}
+EOF
+done
+
+## END OF FILE #################################################################
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..0aed1b42cede
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,41 @@
+# Maintainer: Thiago Perrotta <perrotta dot thiago at poli dot ufrj dot br>
+# Originally based on the grml-rescueboot PKGBUILD
+
+pkgname=openbsd-rescueboot
+# this should be the wanted OpenBSD version
+pkgver=5.6
+pkgrel=1
+pkgdesc="Script to add OpenBSD iso images to the grub2 boot menu"
+url="http://www.openbsd.org/"
+arch=('any')
+license=('GPL')
+depends=('grub')
+source=("http://openbsd.c3sl.ufpr.br/openbsd/${pkgver}/amd64/cd${pkgver/./}.iso"
+        "openbsd-rescueboot"
+        "42_openbsd")
+md5sums=('65854da3159e33042fc7b741e9389f07'
+         'e2e7fc488506dff30b82ecc75a8f78ee'
+         '9d63b37935946bf4074b83cfaf83c41c')
+sha256sums=('99623a7a8c2fd26d8058a6c5b873b4e271ca97a2e8f0897209c53fea0c741b63'
+            '318ade6bf826c05142815dc2a22be75d2d37404aaaa465d91dbf11d2d36ae53b'
+            'fa57e40f9a1cacc915004b3dc3bb000294934f17a4396a2837ad2d971674a5ec')
+noextract=("cd${pkgver/./}.iso")
+
+prepare() {
+    cd "${srcdir}/"
+
+    # adjust path of grub-mkconfig_lib
+    sed -i 's/${libdir}\/grub/${prefix}\/share\/grub/g' 42_openbsd
+
+    # adjust version
+    sed -i "s/<version_string>/${pkgver}/g" 42_openbsd
+}
+
+package() {
+    cd "${srcdir}/"
+
+    install -Dm755 42_openbsd ${pkgdir}/etc/grub.d/42_openbsd
+    install -Dm644 ${pkgname} ${pkgdir}/etc/default/${pkgname}
+
+    install -Dm644 "cd${pkgver/./}.iso" "${pkgdir}/boot/openbsd/cd${pkgver/./}.iso"
+}
diff --git a/openbsd-rescueboot b/openbsd-rescueboot
new file mode 100644
index 000000000000..75640ceb5124
--- /dev/null
+++ b/openbsd-rescueboot
@@ -0,0 +1,8 @@
+## Configuration file for package openbsd-rescueboot.
+
+# Location of ISOs:
+# ISO_LOCATION="/boot/openbsd/"
+
+# To set any specific bootoptions for rescue images
+# present in /boot/openbsd just set and enable the following option:
+# CUSTOM_BOOTOPTIONS="ssh=password lang=de"