src/initscripts/system/partresize

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $rc_base/init.d/partresize
   4 #
   5 # Description : Resize the root partition to the drivesize
   6 #               and setup some platform or hardware options in
   7 #               flashimage
   8 #
   9 # Authors     : Arne Fitzenreiter - arne_f@ipfire.org
  10 #
  11 # Version     : 1.04
  12 #
  13 # Notes       :
  14 #
  15 ########################################################################
  16
  17 . /etc/sysconfig/rc
  18 . ${rc_functions}
  19
  20 case "${1}" in
  21         start)
  22                 if [ -e "/.partresize" ]; then
  23
  24                         boot_mesg "Mounting root file system in read/write mode ..."
  25                         mount -o remount,rw / > /dev/null
  26                         evaluate_retval
  27
  28                         boot_mesg "Create /etc/mtab..."
  29                         > /etc/mtab
  30                         mount -f / || failed=1
  31                         (exit ${failed})
  32                         evaluate_retval
  33
  34                         # check if serial console enabled
  35                         scon="off";
  36                         if [ ! "$(grep "console=ttyS0" /proc/cmdline)" == "" ]; then
  37                                 scon="on";
  38                         fi
  39                         if [ -e /sys/class/dmi/id/product_name ]; then
  40                                 IFS= read -r DMI_PRODUCT_NAME < /sys/class/dmi/id/product_name;
  41                                 case ${DMI_PRODUCT_NAME} in
  42                                         APU|apu[1-4]|PC\ Engines\ apu[1-4] )
  43                                                         scon="on";
  44                                                 ;;
  45                                 esac
  46                         fi
  47
  48                         # Enable the serial console on all systems on AWS EC2, Oracle Cloud,
  49                         # Azure and Google Compute Platform
  50                         if running_on_ec2 || running_on_oci || running_on_azure || running_on_gcp; then
  51                                 scon="on"
  52                         fi
  53
  54                         mount /boot > /dev/null
  55                         case "$(< /proc/device-tree/model )" in
  56                                 "FriendlyElec NanoPi-R1" )
  57                                         # Install AP6112 wlan config on NanoPi R1
  58                                         cp -f   /lib/firmware/brcm/brcmfmac43430-sdio.AP6212.txt \
  59                                                 /lib/firmware/brcm/brcmfmac43430-sdio.txt
  60                                         cp -f   /lib/firmware/brcm/brcmfmac43430a0-sdio.ONDA-V80_PLUS.txt \
  61                                                 /lib/firmware/brcm/brcmfmac43430a0-sdio.txt
  62                                 ;;
  63                                 "FriendlyElec NanoPi R2*" )
  64                                         # Generate MAC address at first boot
  65                                         SWMAC=`printf "%1x2:%02x:%02x:%02x:%02x" $[RANDOM%16] $[RANDOM%256] $[RANDOM%256] $[RANDOM%256] $[RANDOM%256]`
  66                                         echo ethaddr=$SWMAC:00 >> /boot/uEnv.txt
  67                                         echo eth1addr=$SWMAC:01 >> /boot/uEnv.txt
  68                                 ;;
  69                                 "FriendlyElec NanoPi R4S" )
  70                                         # Generate MAC address at first boot
  71                                         SWMAC=`printf "%1x2:%02x:%02x:%02x:%02x" $[RANDOM%16] $[RANDOM%256] $[RANDOM%256] $[RANDOM%256] $[RANDOM%256]`
  72                                         echo ethaddr=$SWMAC:00 >> /boot/uEnv.txt
  73                                         echo eth1addr=$SWMAC:01 >> /boot/uEnv.txt
  74                                 ;;
  75                         esac 2>/dev/null
  76
  77                         if [ -e /boot/grub/grub.cfg ]; then
  78                                 # swtich permanent to serial console if it was selected on first boot
  79                                 if [ "${scon}" = "on" ]; then
  80                                         # Enable also serial console on GRUB
  81                                         echo "GRUB_TERMINAL=\"serial console\"" >> /etc/default/grub
  82                                         echo "GRUB_SERIAL_COMMAND=\"serial --unit=0 --speed=115200\"" >> /etc/default/grub
  83                                         sed -i -e "s|panic=10|& console=ttyS0,115200n8|g" /etc/default/grub
  84                                 fi
  85
  86                                 # Re-generate GRUB configuration
  87                                 /usr/sbin/grub-mkconfig -o /boot/grub/grub.cfg
  88                         fi
  89                         umount /boot > /dev/null
  90
  91                         # Detect device
  92                         mount | while read -r dev tmp1 mountpoint tmp2; do
  93                                 [ "${dev}" = "rootfs" ] && continue
  94
  95                                 if [ "${mountpoint}" = "/" ]; then
  96                                         # Find root partition number
  97                                         part_num="${dev: -1}"
  98
  99                                         # Find path to the root device
 100                                         root_dev="${dev::-1}"
 101                                         if [ ! -b "${dev::-1}" -a "${root_dev: -1}" = "p" ]; then
 102                                                 root_dev="${dev::-2}"
 103                                         fi
 104
 105                                         boot_mesg "Growing root partition to maximum size..."
 106                                         echo -e ',+' | sfdisk --no-reread -f -N${part_num} "${root_dev}" 2>/dev/null
 107
 108                                         # Update c,h,s values of the boot partition...
 109                                         if [ ${part_num} -ne 1 -a -b "${root_dev}1" ]; then
 110                                                 echo -e ',' | sfdisk --no-reread -f -N1 ${DRV} &> /dev/null
 111                                         fi
 112
 113                                         # The filesystem should be resized after
 114                                         # this operation
 115                                         touch /.resizefs
 116
 117                                         # Remove marker
 118                                         rm -f /.partresize
 119
 120                                         # Reboot
 121                                         boot_mesg "Rebooting system..."
 122                                         mount -o remount,ro / &>/dev/null
 123                                         sleep 15
 124                                         reboot -f
 125                                 fi
 126                         done
 127                 fi
 128                 ;;
 129         *)
 130                 echo "Usage: ${0} {start}"
 131                 exit 1
 132                 ;;
 133 esac
 134
 135 # End $rc_base/init.d/partresize