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         i?86)
  11                 arch="i586"
  12                 echo "Your arch is $arch"
  13                 ;;
  14         x86_64)
  15                 arch="x86_64"
  16                 echo "Your arch is $arch"
  17                 ;;
  18         *)
  19                 echo "Arch is not supported"
  20                 exit 1
  21                 ;;
  22 esac
  23
  24 URL="https://downloads.ipfire.org/releases/ipfire-2.x/$IPFVER-core$COREVER/"
  25 ISO="ipfire-$IPFVER.$arch-full-core$COREVER.iso"
  26
  27 makeiso() {
  28         local dir="${1}"
  29         local output="${2}"
  30
  31         local args=
  32
  33         # Add EFI options when EFI image is present
  34         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  35                 args="${args} -eltorito-alt-boot -e boot/isolinux/efiboot.img -no-emul-boot"
  36         fi
  37
  38         # Compose ISO
  39         mkisofs -J -r -V "IPFire ${IPFVER} ${arch}" \
  40                 -b boot/isolinux/isolinux.bin -no-emul-boot -boot-load-size 4 -boot-info-table \
  41                 -c boot/isolinux/boot.catalog \
  42                 ${args} ${dir} > ${output}
  43
  44         # Add DOS paritition table
  45         if [ -e "${dir}/boot/isolinux/efiboot.img" ]; then
  46                 isohybrid --uefi ${output}
  47         else
  48                 isohybrid ${output}
  49         fi
  50
  51         return 0
  52 }
  53
  54 if [ -z $1 ]; then
  55         echo usage: $0 backup-file
  56         exit
  57 fi
  58
  59 TS=$1
  60
  61 mkdir -p /var/tmp/backupiso
  62 cd /var/tmp/backupiso
  63
  64 if [ ! -f ${ISO} ]
  65 then
  66         echo "Fetching ${URL}${ISO}"
  67         wget --quiet -c ${URL}${ISO}
  68 fi
  69
  70 echo "Fetching ${URL}${ISO}.md5"
  71 wget --quiet -O ${ISO}.md5 ${URL}${ISO}.md5
  72
  73 echo "Checking md5 of ${ISO}"
  74 md5sum --status -c ${ISO}.md5
  75 if [ $? -eq 0 ] || [ $? -eq 24 ]
  76 then
  77         echo "md5 is OK"
  78 else
  79         echo "md5 mismatch"
  80         echo "Fetching again ${URL}${ISO}"
  81         wget --quiet -O ${ISO} ${URL}${ISO}
  82         echo "Checking again md5 of ${ISO}"
  83         md5sum --status -c ${ISO}.md5
  84         if [ $? -eq 0 ] || [ $? -eq 24 ]
  85         then
  86                 echo "md5 is OK"
  87         else
  88                 echo "md5 mismatch"
  89                 echo "aborting backup because md5 mismatch"
  90                 exit 1
  91         fi
  92 fi
  93 rm ${ISO}.md5
  94
  95 echo "Remastering iso"
  96 mkdir -p backupiso.tmp.${TS}
  97 mount -o loop ${ISO} backupiso.tmp.${TS}
  98 cp -pr backupiso.tmp.${TS} backupiso.${TS}
  99 umount backupiso.tmp.${TS}
 100 rm -r backupiso.tmp.${TS}
 101
 102 # Copy backup file to disk
 103 cp "/var/ipfire/backup/${TS}.ipf" "backupiso.${TS}/backup.ipf"
 104
 105 # Add a version tag
 106 touch "backupiso.${TS}/backup-${TS}.media"
 107
 108 echo "Running mkisofs"
 109 makeiso backupiso.${TS} $(basename ${ISO} .iso)-${TS}.iso
 110
 111 echo "Cleaning up"
 112 rm -rf backupiso.${TS}