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+#!/bin/bash
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+#script to fresh install rasbian and kodi etc etc
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+SerialNR=127f9adf
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+rasbarrynr=1
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+loopdev="/dev/loop$rasbarrynr"
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+#clear
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+
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+inputimage="/mnt/bigpart/repo/2019-07-10-raspbian-buster-lite.img"
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+outputimage="/mnt/arm-images/Running-raspbian-$SerialNR.img"
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+mountpoint="/mnt/arm-images/Raspi$rasbarrynr"
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+
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+if [ "$1" = 1 ]
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+ then
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+ #fresh install!!!!!
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+ docker stop Tftp-server
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+ echo "$(grep -v $mountpoint /etc/exports)" > /etc/exports
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+ exportfs -ra
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+ umount "$loopdev"p1; umount "$loopdev"p2
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+ umount $mountpoint
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+ umount "/mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR"
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+ losetup -d $loopdev
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+ sleep 3
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+ rm -r /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR
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+ mkdir /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR
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+ mkdir $mountpoint
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+ echo "fress Install coppying from: $inputimage to: $outputimage"
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+ cp -vf $inputimage $outputimage
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+ echo "enlarge disk space"
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+ dd if=/dev/zero bs=512b count=26215 >> $outputimage status=progress
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+ echo "resize partitions"
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+ parted $outputimage --script resize 2 100%
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+ #parted $outputimage -l
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+ #mount image to dedicated dir resize partition umount....
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+ losetup -P "$loopdev" $outputimage
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+ echo "filesystem check"
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+ sleep 2
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+ e2fsck -f "$loopdev"p2
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+ resize2fs "$loopdev"p2
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+ mkdir /tmp/bootdir
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+ mount -o rw "$loopdev"p1 /tmp/bootdir
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+ rsync -av /tmp/bootdir/* /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/.
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+ chmod -R 777 /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR
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+ umount /tmp/bootdir
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+ rmdir -r /tmp/bootdir
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+ mount -o rw "$loopdev"p2 $mountpoint
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+ #place the right preconfigured files on right location.
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+ touch /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/ssh #to activate sshd not tested
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+ #cp -f /mnt/bigpart/repo/postinstall/Raspbian/cmdline.txt /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/.
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+ rm /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/cmdline.txt
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+ echo "dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 root=/dev/nfs nfsroot=10.0.4.1:$mountpoint,tcp,vers=4 rw ip=dhcp rootwait elevator=deadline modprobe.blacklist=bcm2835_v4l2" >> /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/cmdline.txt
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+ echo "Raspi$rasbarrynr" > $mountpoint/etc/hostname
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+ cp -f /mnt/bigpart/repo/postinstall/Raspbian/fstab $mountpoint/etc/.
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+ echo "10.0.4.1:/mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR /boot nfs defaults,vers=3 0 0" >> $mountpoint/etc/fstab
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+ cp -f /mnt/bigpart/repo/postinstall/Raspbian/config_raspi$rasbarrynr.txt /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR/config.txt
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+ cp -f /mnt/bigpart/repo/postinstall/Raspbian/rc.local $mountpoint/etc/rc.local
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+ rsync -av /mnt/bigpart/repo/postinstall/Raspbian/Root_home-Raspi$rasbarrynr/* $mountpoint/root/. #file rights not tested
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+ rsync -av /mnt/bigpart/repo/postinstall/Raspbian/Root_home-Raspi$rasbarrynr/.ssh $mountpoint/root/.
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+ umount "$loopdev"p1
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+ umount "$loopdev"p2
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+ echo "$mountpoint *(rw,fsid=$rasbarrynr,no_subtree_check,async,no_root_squash)" >> /etc/exports
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+ exportfs -ra
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+ elif [ "$1" = 2 ]
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+ then
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+ #mount image to dedicated dir (reboot server start)
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+ losetup -P "$loopdev" $outputimage
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+ echo "filesystem check"
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+ e2fsck -f "$loopdev"p2
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+ mount -o rw "$loopdev"p2 $mountpoint
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+ #mount -o rw "$loopdev"p1 /mnt/bigpart/Docker_files/Tftp-server/var_tftpboot/$SerialNR
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+ #sh /mnt/bigpart/Docker_files/Tftp-server/Start.sh
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+ docker start Tftp-server
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+ exportfs -ra
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+ elif [ "$1" = 3 ]
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+ then
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+ #mount image to dedicated dir (reboot server start)
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+ umount "$loopdev"p1; umount "$loopdev"p2
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+ echo "$(grep -v $mountpoint /etc/exports)" > /etc/exports
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+ exportfs -ra
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+ losetup -d $loopdev
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+ sleep 1
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+ losetup -P "$loopdev" $outputimage
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+ echo "filesystem check"
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+ e2fsck -f "$loopdev"p2
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+ mount -o rw "$loopdev"p2 $mountpoint
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+ echo "$mountpoint *(rw,fsid=$rasbarrynr,no_subtree_check,async,no_root_squash)" >> /etc/exports
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+ exportfs -ra
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+ echo "restart tftp server"
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+ sh /mnt/bigpart/Docker_files/Tftp-server/Start.sh
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+ else
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+ echo "input option 1,2 or as 1=reinstall, 2=boot, 3=reboot"
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+fi
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+
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+echo "done preinstall script"
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+
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+#umount "$loopdev"p1;umount "$loopdev"p2;losetup -d "$loopdev"; losetup -a
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