src/scripts/backupiso

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