src/scripts/backupiso

   1 #!/bin/sh
   2 arch=$(uname -m)
   3
   4 makeiso() {
   5         local dir="${1}"
   6         local output="${2}"
   7
   8         local args=
   9
  10         # Add EFI options when EFI image is present
  11         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  12                 args="${args} -eltorito-alt-boot -e boot/isolinux/efiboot.img -no-emul-boot"
  13         fi
  14
  15         # Compose ISO
  16         mkisofs -J -r -V "ipfire backup ${TS}" \
  17                 -b boot/isolinux/isolinux.bin -no-emul-boot -boot-load-size 4 -boot-info-table \
  18                 -c boot/isolinux/boot.catalog \
  19                 ${args} ${dir} > ${output}
  20
  21         # Add DOS paritition table
  22         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  23                 isohybrid --uefi ${output}
  24         else
  25                 isohybrid ${output}
  26         fi
  27
  28         return 0
  29 }
  30
  31 case $arch in
  32         i?86)
  33                 arch="i586"
  34                 echo "Your arch is $arch"
  35                 ;;
  36         x86_64)
  37                 arch="x86_64"
  38                 echo "Your arch is $arch"
  39                 ;;
  40         *)
  41                 echo "Arch is not supported"
  42                 exit 1
  43                 ;;
  44 esac
  45
  46 COREVER=$(cat /opt/pakfire/db/core/mine)
  47 # FIXME: edit this lines before release
  48 URL="https://downloads.ipfire.org/releases/ipfire-2.x/2.21-core$COREVER/"
  49 ISO="ipfire-2.21.$arch-full-core$COREVER.iso"
  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 echo "Running mkisofs"
 103 makeiso backupiso.${TS} $(basename ${ISO} .iso)-${TS}.iso
 104
 105 echo "Cleaning up"
 106 rm -rf backupiso.${TS}