src/scripts/backupiso

   1 #!/bin/sh
   2
   3 # FIXME: edit this lines before release
   4 IPFVER=2.21
   5 COREVER=$(cat /opt/pakfire/db/core/mine)
   6
   7 arch=$(uname -m)
   8
   9 case "${arch}" in
  10         aarch64|x86_64)
  11                 ;;
  12         i?86)
  13                 arch="i586"
  14                 ;;
  15         *)
  16                 echo "Arch is not supported" >&2
  17                 exit 1
  18                 ;;
  19 esac
  20
  21 URL="https://downloads.ipfire.org/releases/ipfire-2.x/$IPFVER-core$COREVER/"
  22 ISO="ipfire-$IPFVER.$arch-full-core$COREVER.iso"
  23
  24 makeiso() {
  25         local dir="${1}"
  26         local output="${2}"
  27
  28         local args=
  29
  30         # Add EFI options when EFI image is present
  31         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  32                 args="${args} -eltorito-alt-boot -e boot/isolinux/efiboot.img -no-emul-boot"
  33         fi
  34
  35         # Compose ISO
  36         mkisofs -J -r -V "IPFire ${IPFVER} ${arch}" \
  37                 -b boot/isolinux/isolinux.bin -no-emul-boot -boot-load-size 4 -boot-info-table \
  38                 -c boot/isolinux/boot.catalog \
  39                 ${args} ${dir} > ${output}
  40
  41         # Add DOS paritition table
  42         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  43                 isohybrid --uefi ${output}
  44         else
  45                 isohybrid ${output}
  46         fi
  47
  48         return 0
  49 }
  50
  51 if [ -z $1 ]; then
  52         echo usage: $0 backup-file
  53         exit
  54 fi
  55
  56 TS=$1
  57
  58 mkdir -p /var/tmp/backupiso
  59 cd /var/tmp/backupiso
  60
  61 if [ ! -f ${ISO} ]
  62 then
  63         echo "Fetching ${URL}${ISO}"
  64         wget --quiet -c ${URL}${ISO}
  65 fi
  66
  67 echo "Fetching ${URL}${ISO}.md5"
  68 wget --quiet -O ${ISO}.md5 ${URL}${ISO}.md5
  69
  70 echo "Checking md5 of ${ISO}"
  71 md5sum --status -c ${ISO}.md5
  72 if [ $? -eq 0 ] || [ $? -eq 24 ]
  73 then
  74         echo "md5 is OK"
  75 else
  76         echo "md5 mismatch"
  77         echo "Fetching again ${URL}${ISO}"
  78         wget --quiet -O ${ISO} ${URL}${ISO}
  79         echo "Checking again md5 of ${ISO}"
  80         md5sum --status -c ${ISO}.md5
  81         if [ $? -eq 0 ] || [ $? -eq 24 ]
  82         then
  83                 echo "md5 is OK"
  84         else
  85                 echo "md5 mismatch"
  86                 echo "aborting backup because md5 mismatch"
  87                 exit 1
  88         fi
  89 fi
  90 rm ${ISO}.md5
  91
  92 echo "Remastering iso"
  93 mkdir -p backupiso.tmp.${TS}
  94 mount -o loop ${ISO} backupiso.tmp.${TS}
  95 cp -pr backupiso.tmp.${TS} backupiso.${TS}
  96 umount backupiso.tmp.${TS}
  97 rm -r backupiso.tmp.${TS}
  98
  99 # Copy backup file to disk
 100 cp "/var/ipfire/backup/${TS}.ipf" "backupiso.${TS}/backup.ipf"
 101
 102 # Add a version tag
 103 touch "backupiso.${TS}/backup-${TS}.media"
 104
 105 echo "Running mkisofs"
 106 makeiso backupiso.${TS} $(basename ${ISO} .iso)-${TS}.iso
 107
 108 echo "Cleaning up"
 109 rm -rf backupiso.${TS}