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