libisoburn/releng/manual_isojigdo

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#!/bin/bash
# Copyright 2011 Thomas Schmitt <scdbackup@gmx.net>
# Copyright 2011 George Danchev <danchev@spnet.net>
# Licensed under GNU GPL version 2 or later
set -e
not_in_releng_exit() {
printf "\nPlease execute the tests from releng directory.\n\n"
exit 1
}
. inc/releng_getopts.inc || not_in_releng_exit
print_specific_help() {
cat << HLP
Specific options:
none yet.
Overview:
Match the resulting ISO image representation
against the jigdo representation.
HLP
}
if test "$SPECIFIC_HELP" = 1; then
print_specific_help
exit 0
fi
if [ ! -x $RELENG_XORRISO ]; then
print_help
printf "\n${SELF}: -x absolute or relative path to binary to be run.\n\n"
exit 30
fi
# check data dir, if any and after checking -x xorriso
if [ -d "${GEN_DATA_DIR}" ]; then
printf "\n${SELF}: directory %s exists!" ${GEN_DATA_DIR}
printf "\n${SELF}: use './${SELF} -c' to remove.\n"
exit 1
else
mkdir "${GEN_DATA_DIR}"
fi
TMP_DATA_DIR=releng_generated_data
IMG_EXTRACT_DIR=${GEN_DATA_DIR}/${SELF}_extracted_tree
RELENG_DIR="${IMG_EXTRACT_DIR}"
RELENG_ISOLINUX_BIN="isolinux/isolinux.bin"
RELENG_BOOT_CAT="isolinux/boot.cat"
RELENG_IMG=t1
RES=""
REMOTE_URL="http://cdimage.debian.org/cdimage/daily-builds/daily/arch-latest/i386/iso-cd"
REMOTE_IMG="debian-testing-i386-netinst.iso"
# check for required items
if [ "${RELENG_XORRISO}" = "" -o "${RELENG_DIR}" = "" -o "${RELENG_IMG}" = "" ]; then
echo -e "\n${SELF}: xorriso_cmd IN_dir and OUT_image are required\n"
exit 2
fi
# All must be set at this point
printf "${SELF}: Config items:"
printf "\n\txorriso_cmd=${RELENG_XORRISO}\n\tIN_dir=${RELENG_DIR}\n\tOUT_image=${RELENG_IMG}.iso"
printf "\n\tIN_isolinux=${RELENG_ISOLINUX_BIN}\n\tOUT_bootcat=${RELENG_BOOT_CAT}\n"
RES="${RELENG_IMG}.iso ${RELENG_IMG}.new ${RELENG_IMG}.md5 ${RELENG_IMG}.jigdo ${RELENG_IMG}.template"
# xorriso version details, incl. underlying libraries
# "${RELENG_XORRISO}" -version
# check whether the binary support JTE
set +e
RETSTR_VER_JTE=`"${RELENG_XORRISO}" --version 2>/dev/null | grep "libjte * in use"`
RETCODE_VER_JTE="$?"
set -e
case ${RETCODE_VER_JTE} in
0)
printf "\n${SELF}: Found JTE support with ${RELENG_XORRISO} : ${RETSTR_VER_JTE}"
;;
*)
printf "\nFAIL : ${SELF} : Not found JTE support in ${RELENG_XORRISO}. Quit."
printf "\n${SELF}: JTE not supported with this xorriso build. Install jigit >=1.18 and rebuild."
printf "\n${SELF}: http://www.einval.com/~steve/software/JTE/\n"
cleanup
exit 4
;;
esac
# grab remote ISO image, to decompose
if [ ! -f "${TMP_DATA_DIR}"/"${REMOTE_IMG}" ]; then
printf "\n${SELF}: Downloading ${REMOTE_URL}/${REMOTE_IMG}\n"
if wget -V >/dev/null 2>&1
then
set +e
wget --no-check-certificate -T20 -t3 \
-O "${TMP_DATA_DIR}"/"${REMOTE_IMG}" "${REMOTE_URL}"/"${REMOTE_IMG}"
WGET_RET="$?"
set -e
elif fetch -T 20 -o "${TMP_DATA_DIR}"/"${REMOTE_IMG}" \
"${REMOTE_URL}"/"${REMOTE_IMG}"
then
WGET_RET=0
else
echo
echo "FAIL: ${SELF} : Neither wget nor fetch are present and willing to work"
cleanup
exit 10
fi
case ${WGET_RET} in
0)
echo -e "\n${SELF}: Downloading successfully completed.\n"
;;
*)
echo -e "\nFAIL : ${SELF} : wget returned code: $WGET_RET\n"
rm "${TMP_DATA_DIR}"/"${REMOTE_IMG}"
cleanup
exit 5
;;
esac
else
printf "\n${SELF}: Found ISO image: ${TMP_DATA_DIR}/${REMOTE_IMG}\n"
fi
# check for extraction directory existence
if [ -d "${IMG_EXTRACT_DIR}" ]; then
printf "\n${SELF}: Found ${IMG_EXTRACT_DIR}. Please cleanup.\n"
cleanup
exit 6
else
mkdir "${IMG_EXTRACT_DIR}"
fi
# extract image content
CMD_EXTRACT="${RELENG_XORRISO} -indev ${TMP_DATA_DIR}/${REMOTE_IMG} \
-osirrox on:auto_chmod_on \
-extract / ${IMG_EXTRACT_DIR} \
"
# TODO: drop set +e|-e block, catch exit code instead when
# the boot catalog warnings get completely resolved.
echo -e "${SELF}: Extracting ISO image:\n${CMD_EXTRACT}\n"
set +e
${CMD_EXTRACT}
set -e
# grab an MBR
ISOHYBRID_MBR="${GEN_DATA_DIR}/isohybrid.mbr"
dd if="${TMP_DATA_DIR}/${REMOTE_IMG}" bs=1K count=32 of="${ISOHYBRID_MBR}"
# create FAT partition
APPEND_PART="${GEN_DATA_DIR}/fatpart.fat"
MKFS_MSDOS="/sbin/mkfs.msdos"
if [ -x "${MKFS_MSDOS}" ]; then
"${MKFS_MSDOS}" -n Bla -C "${APPEND_PART}" 8192
APPEND_PART_CMD="-append_partition 2 0x01 ${APPEND_PART}"
else
APPEND_PART_CMD=
# printf "\nFAIL : ${SELF} : Not found: ${MKFS_MSDOS}"
# printf "\n${SELF}: Not found: "${MKFS_MSDOS}". Install dosfstools."
# printf "\n${SELF}: http://www.daniel-baumann.ch/software/dosfstools/\n"
# cleanup
# exit 7
fi
# GENERAL section
CMD="${RELENG_XORRISO} \
-as mkisofs \
-quiet \
-o ${GEN_DATA_DIR}/${RELENG_IMG}.iso \
-R \
-V ISOJIGDO \
-partition_offset 16 \
-J -joliet-long \
"
# BOOT section
if [ -f "${IMG_EXTRACT_DIR}"/"${RELENG_ISOLINUX_BIN}" -a -f "${ISOHYBRID_MBR}" ]
then
CMD="$CMD \
-b ${RELENG_ISOLINUX_BIN} \
-c ${RELENG_BOOT_CAT} \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-isohybrid-mbr ${ISOHYBRID_MBR} \
-partition_offset 16 \
"
else
printf "\n${SELF}: FAIL to compose the boot section.\n"
cleanup
exit 8
fi
if [ -n "${APPEND_PART_CMD}" -a -f "${APPEND_PART}" ]; then
CMD="$CMD \
${APPEND_PART_CMD}
"
fi
# JIGDO section
JIGDO_JIGDO=${GEN_DATA_DIR}/${RELENG_IMG}.jigdo
JIGDO_TEMPLATE=${GEN_DATA_DIR}/${RELENG_IMG}.template
JIGDO_MAP_RHV=$(cd ${RELENG_DIR} 2>/dev/null && pwd)
JIGDO_MAP="Debian=${JIGDO_MAP_RHV}/"
# create jigdo MD5 list in base64 format
JIGDO_GEN_MD5=${GEN_DATA_DIR}/${RELENG_IMG}.md5
printf "${SELF}: Creating MD5 list in hex format in ${JIGDO_GEN_MD5}..."
set +e
./jigdo-gen-md5-list ${RELENG_DIR} > ${JIGDO_GEN_MD5}
ret=$?
set -e
if test "$ret" = 0
then
printf "Done.\n"
else
printf "\nFAIL : ${SELF}: ./jigdo-gen-md5-list returns $ret"
cleanup
exit 9
fi
CMD="$CMD \
-jigdo-template-compress gzip \
-checksum_algorithm_iso md5,sha1,sha256,sha512 \
-checksum_algorithm_template md5,sha1,sha256,sha512 \
-jigdo-jigdo ${JIGDO_JIGDO} \
-jigdo-template ${JIGDO_TEMPLATE} \
-jigdo-map ${JIGDO_MAP} \
-md5-list ${JIGDO_GEN_MD5} \
-jigdo-min-file-size 1024 \
"
CMD="$CMD ${RELENG_DIR}"
# Run the whole compound command
echo -e "${SELF}: Creating ISO and jigdo representations:\n$CMD\n"
${CMD}
# Create another imange this time from jigdo files
if which jigit-mkimage >/dev/null 2>&1; then
printf "${SELF}: Creating new ISO from jigdo files..."
jigit-mkimage \
-t ${JIGDO_TEMPLATE} \
-j ${JIGDO_JIGDO} \
-m ${JIGDO_MAP} \
-o ${GEN_DATA_DIR}/${RELENG_IMG}.new
printf "Done.\n"
else
printf "\n${SELF}: Not found: jigit-mkimage. Install jigit."
printf "\n${SELF}: http://www.einval.com/~steve/software/JTE/\n"
cleanup
exit 10
fi
# trap the exit code of diff and let the Universe explode
diff ${GEN_DATA_DIR}/${RELENG_IMG}.iso ${GEN_DATA_DIR}/${RELENG_IMG}.new
DIFF_RET="$?"
case ${DIFF_RET} in
0)
echo -e "${SELF}: Match: diff ${GEN_DATA_DIR}/${RELENG_IMG}.iso ${GEN_DATA_DIR}/${RELENG_IMG}.new"
;;
*)
echo -e "FAIL : ${SELF} : diff returned code: $DIFF_RET\n"
;;
esac
# sort out the cruft
cleanup
# warn about downloaded image left behind
if [ -f "${TMP_DATA_DIR}"/"${REMOTE_IMG}" ]; then
printf "${SELF}: Leaving "
ls -sh "${TMP_DATA_DIR}"/"${REMOTE_IMG}"
fi
# last hints
if [ -d ${GEN_DATA_DIR} ]; then
printf "\n${SELF}: HINT: manual checks remained to be done:\n"
printf " * ${GEN_DATA_DIR}/${RELENG_IMG}.iso boots from USB stick and/or optical media.\n"
printf " * appended FAT partition is mountable.\n"
printf " * xorriso -indev ${GEN_DATA_DIR}/${RELENG_IMG}.iso -pvd_info\n"
printf " * fdisk -lu ${GEN_DATA_DIR}/${RELENG_IMG}.iso\n"
fi
exit 0