#! /bin/bash
echo ""
echo "Updating local packages..."
errors = ` apt-add-repository universe >/dev/null 2>/dev/null && apt update 2>& 1 >/dev/null`
if [ " $? " = "0" ] ; then
echo "Done."
else
echo " Failed to add universal repository, update apt repository - $errors "
exit 1
fi
echo ""
echo "Installing required setup configuration utilities..."
errors = $( apt install -y dialog net-tools gdisk zfs-initramfs debootstrap >/dev/null 2>/dev/null)
if [ " $? " = "0" ] ; then
echo "Done."
else
echo " Failed to install net-tools, gdisk, zfs-initramfs, or debootstrap - $errors "
exit 2
fi
#calculate width and height of console
width = ` tput cols`
height = ` tput lines`
window = $(( height - 5 ))
# gather input at the start
devices = "" ; for device in $( ls /dev/disk/by-id | grep -v part) ; do devices = " $devices $device off " ; done
disks = ` dialog --separate-output --no-cancel --no-items --title "Root devices" --checklist "Select boot drives:" $height $width ${ window } $devices 2>& 1 1>/dev/tty`
diskcount = ` echo " $disks " | wc -l`
diskoptions = "12 35 5 raidz off raidz2 off raidz3 off mirror off none off"
if [ " $diskcount " = "0" ] ; then echo "No disks found to use for boot device" ; exit 112; fi
if [ " $diskcount " = "1" ] ; then diskoptions = "8 35 1 none off" ; fi
if [ " $diskcount " = "2" ] ; then diskoptions = "9 35 2 mirror off none off" ; fi
if [ " $diskcount " = "3" ] ; then diskoptions = "10 35 3 raidz off mirror off none off" ; fi
if [ " $diskcount " = "4" ] ; then diskoptions = "12 35 5 raidz off raidz2 off raidz3 off mirror off none off" ; fi
if [ " $diskcount " = "5" ] ; then diskoptions = "12 35 5 raidz off raidz2 off raidz3 off mirror off none off" ; fi
if [ " $diskcount " = "6" ] ; then diskoptions = "12 35 5 raidz off raidz2 off raidz3 off mirror off none off" ; fi
if [ " $diskcount " -gt "6" ] ; then diskoptions = "11 35 4 raidz2 off raidz3 off mirror off none off" ; fi
if [ " $diskcount " -gt "11" ] ; then diskoptions = "10 35 3 raidz3 off mirror off none off" ; fi
raidtype = ` dialog --no-items --no-cancel --title "Root pool ZFS RAID" --radiolist "Select root pool ZFS RAID type:" $diskoptions 2>& 1 1>/dev/tty`
hostname = "" ; while [ -z " $hostname " ] ; do hostname = ` dialog --no-cancel --inputbox "Hostname:" 8 40 2>& 1 >/dev/tty` ; done
nicdevices = "" ; for nic in $( ip -o link show | awk -F': ' '{print $2}' | grep -v '^lo' ) ; do nicdevices = " $nicdevices $nic off " ; done
nics = ` dialog --separate-output --no-cancel --no-items --title "Bridged network devices" --checklist "Select the network devices to be bridged to br0:" $height $width ${ window } $nicdevices 2>& 1 1>/dev/tty`
admin = "" ; while [ -z " $admin " ] ; do admin = ` dialog --no-cancel --inputbox "Admin user:" 8 40 2>& 1 >/dev/tty` ; done
rootpassword = ""
while [ " $rootpassword " = "" ] ; do
rootpassword = ` dialog --no-cancel --title "Root password" --insecure --passwordbox "Enter root password:" 8 40 2>& 1 1>/dev/tty`
confirmpassword = ` dialog --no-cancel --title "Root password confirmation" --insecure --passwordbox "Re-enter root password:" 8 40 2>& 1 1>/dev/tty`
if ! [ " $rootpassword " = " $confirmpassword " ] ; then
echo "Password does not match confirmation - please retry the setup"
rootpassword = ""
fi
done
admins = ` dialog --no-items --no-cancel --title "Root pool ZFS RAID" --inputbox "List administrator e-mail addresses separated by comma:" 10 40 2>& 1 1>/dev/tty`
a = "" ; for x in ` timedatectl list-timezones` ; do a = " $a $x " ; done
timezone = ` dialog --no-items --no-cancel --menu "Select time zone:" $height 40 ${ window } ${ a } 2>& 1 1>/dev/tty`
#timedatectl list-timezones
#timezone=`dialog --no-cancel --title "Timezone" --inputbox "Time zone:" 8 40 "America/Los_Angeles" 2>&1 1>/dev/tty`
for disk in ` echo " $disks " ` ; do
echo ""
echo " Partitioning disk $disk ... "
errors = ` sgdisk --zap-all /dev/disk/by-id/$disk 2>& 1 1>/dev/null && sgdisk -n2:1M:+512M -t2:EF00 /dev/disk/by-id/$disk 2>& 1 1>/dev/null && sgdisk -n3:0:+512M -t3:BF01 /dev/disk/by-id/$disk 2>& 1 1>/dev/null && sgdisk -n4:0:0 -t4:BF01 /dev/disk/by-id/$disk 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to partition disk $disk - $errors "
exit 3
fi
echo "Done."
done
# create boot mirror list
bootmirror = "" ; rootraidz = "" ; for disk in ` echo " $disks " ` ; do bootmirror = " $bootmirror /dev/disk/by-id/ ${ disk } -part3 " ; rootraidz = " $rootraidz /dev/disk/by-id/ ${ disk } -part4 " ; done
# refresh drives or there are missing partitions
partprobe 2>/dev/null 1>/dev/null
# wait for the partitions to show up
for disk in ` echo " $disks " ` ; do
pending = "0"
while ! [ -e " /dev/disk/by-id/ ${ disk } -part3 " ] ; do
partprobe 2>/dev/null 1>/dev/null
if [ " $pending " = "0" ] ; then echo "" && echo " Waiting for ${ disk } partition 3 to update... " ; pending = "1" ; fi
sleep 3
done
if [ " $pending " = "1" ] ; then echo "Done." ; fi
done
echo ""
echo "Creating boot zpool..."
errors = ` zpool create -f -o ashift = 12 -d -o feature@async_destroy= enabled -o feature@bookmarks= enabled -o feature@embedded_data= enabled -o feature@empty_bpobj= enabled -o feature@enabled_txg= enabled -o feature@extensible_dataset= enabled -o feature@filesystem_limits= enabled -o feature@hole_birth= enabled -o feature@large_blocks= enabled -o feature@lz4_compress= enabled -o feature@spacemap_histogram= enabled -o feature@userobj_accounting= enabled -O acltype = posixacl -O canmount = off -O compression = lz4 -O devices = off -O normalization = formD -O relatime = on -O xattr = sa -O mountpoint = / -R /mnt bpool mirror$bootmirror 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to create boot pool - $errors "
exit 4
fi
echo "Done."
# no striped mirror support yet
# special exception for none raid - this just operates the disks like a stripe, for 1 or more disk - *not* recommended
if [ " $raidtype " = "none" ] ; then
raidtype = ""
else
raidtype = " $raidtype "
fi
echo ""
echo "Creating main zpool..."
error = ` zpool create -f -o ashift = 12 -O acltype = posixacl -O canmount = off -O compression = lz4 -O dnodesize = auto -O normalization = formD -O relatime = on -O xattr = sa -O mountpoint = / -R /mnt rpool${ raidtype } ${ rootraidz } 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to create main pool - $errors "
exit 5
fi
echo "Done."
echo ""
echo "Setting up main zpool dataset configuration..."
errors = ` zfs create -o canmount = off -o mountpoint = none rpool/ROOT 2>& 1 1>/dev/null && zfs create -o canmount = off -o mountpoint = none bpool/BOOT 2>& 1 1>/dev/null && zfs create -o canmount = noauto -o mountpoint = / rpool/ROOT/ubuntu 2>& 1 1>/dev/null && zfs mount rpool/ROOT/ubuntu 2>& 1 1>/dev/null && zfs create -o canmount = noauto -o mountpoint = /boot bpool/BOOT/ubuntu 2>& 1 1>/dev/null && zfs mount bpool/BOOT/ubuntu 2>& 1 1>/dev/null && zfs create rpool/home 2>& 1 1>/dev/null && zfs create -o mountpoint = /root rpool/home/root 2>& 1 1>/dev/null && zfs create -o canmount = off rpool/var 2>& 1 1>/dev/null && zfs create -o canmount = off rpool/var/lib 2>& 1 1>/dev/null && zfs create rpool/var/log 2>& 1 1>/dev/null && zfs create rpool/var/spool 2>& 1 1>/dev/null && zfs create -o com.sun:auto-snapshot= false rpool/var/cache 2>& 1 1>/dev/null && zfs create -o com.sun:auto-snapshot= false rpool/var/tmp 2>& 1 1>/dev/null && chmod 1777 /mnt/var/tmp 2>& 1 1>/dev/null && zfs create rpool/opt 2>& 1 1>/dev/null && zfs create rpool/srv 2>& 1 1>/dev/null && zfs create -o canmount = off rpool/usr 2>& 1 1>/dev/null && zfs create rpool/usr/local 2>& 1 1>/dev/null && zfs create rpool/var/mail 2>& 1 1>/dev/null && zfs create -o com.sun:auto-snapshot= false rpool/var/lib/docker 2>& 1 1>/dev/null && zfs create -o com.sun:auto-snapshot= false rpool/var/lib/nfs 2>& 1 1>/dev/null && zfs create -o com.sun:auto-snapshot= false rpool/tmp 2>& 1 1>/dev/null && chmod 1777 /mnt/tmp 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Error setting up ZFS settings - $errors "
exit 5
fi
echo "Done."
echo ""
echo "Bootstrapping..."
errors = ` debootstrap bionic /mnt 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to bootstrap root - $errors "
exit 6
fi
echo "Done."
echo ""
echo "Disabling ZFS devices..."
errors = ` zfs set devices = off rpool 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to set devices=off for root pool- $errors "
exit 7
fi
echo "Done."
echo ""
echo "Setting hostname..."
echo " $hostname " > /mnt/etc/hostname
echo " 127.0.1.1 $hostname " >> /mnt/etc/hosts
echo "Done."
echo ""
echo "Setting default apt repositories"
echo "deb http://archive.ubuntu.com/ubuntu bionic main universe" > /mnt/etc/apt/sources.list
echo "deb-src http://archive.ubuntu.com/ubuntu bionic main universe" >> /mnt/etc/apt/sources.list
echo "deb http://security.ubuntu.com/ubuntu bionic-security main universe" >> /mnt/etc/apt/sources.list
echo "deb-src http://security.ubuntu.com/ubuntu bionic-security main universe" >> /mnt/etc/apt/sources.list
echo "deb http://archive.ubuntu.com/ubuntu bionic-updates main universe" >> /mnt/etc/apt/sources.list
echo "deb-src http://archive.ubuntu.com/ubuntu bionic-updates main universe" >> /mnt/etc/apt/sources.list
echo "Done."
#echo "network:" > /mnt/etc/netplan/bridge.yaml
#echo " version: 2" >> /mnt/etc/netplan/bridge.yaml
#echo " renderer: networkd" >> /mnt/etc/netplan/bridge.yaml
#echo " ethernets:" >> /mnt/etc/netplan/bridge.yaml
#for nic in "$nics"; do
#echo " ${nic}:" >> /mnt/etc/netplan/bridge.yaml
#echo " dhcp4: no" >> /mnt/etc/netplan/bridge.yaml
#done
#echo " bridges:" >> /mnt/etc/netplan/bridge.yaml
#echo " br0:" >> /mnt/etc/netplan/bridge.yaml
#echo " macaddress: ${macaddr}" >> /mnt/etc/netplan/bridge.yaml
#echo " dhcp4: yes" >> /mnt/etc/netplan/bridge.yaml
#echo " parameters:" >> /mnt/etc/netplan/bridge.yaml
#echo " stp: true" >> /mnt/etc/netplan/bridge.yaml
#echo " forward-delay: 0" >> /mnt/etc/netplan/bridge.yaml
#echo " interfaces:" >> /mnt/etc/netplan/bridge.yaml
#for nic in `echo "$nics"`; do
#echo " - ${nic}" >> /mnt/etc/netplan/bridge.yaml
#done
echo ""
echo "Setting up boot pool import service..."
echo "[Unit]" > /mnt/etc/systemd/system/zfs-import-bpool.service
echo " DefaultDependencies=no" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " Before=zfs-import-scan.service" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " Before=zfs-import-cache.service" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo "" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo "[Service]" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " Type=oneshot" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " RemainAfterExit=yes" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " ExecStart=/sbin/zpool import -N -o cachefile=none bpool" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo "[Install]" >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo " WantedBy=zfs-import.target " >> /mnt/etc/systemd/system/zfs-import-bpool.service
echo "Done."
echo ""
echo "Creating home directory..."
errors = ` zfs create rpool/home/${ admin } 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Unable to create home directory - $errors "
exit 9
fi
echo ""
echo "Mounting chroot mounts..."
mount --rbind /dev /mnt/dev
mount --rbind /proc /mnt/proc
mount --rbind /sys /mnt/sys
echo "Done."
echo ""
echo "Entering chroot..."
echo "#!/bin/bash" > /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo "echo \"\"" >> /mnt/setup-chroot.sh
echo "echo \"Mounting /proc/self/mounts...\"" >> /mnt/setup-chroot.sh
echo "ln -s /proc/self/mounts /etc/mtab" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo "echo \"\"" >> /mnt/setup-chroot.sh
echo "echo \"Updating apt repositories on root pool...\"" >> /mnt/setup-chroot.sh
echo 'errors=`apt update 2>&1 1>/dev/null`' >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to update apt repositories on root pool - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo "echo \"\"" >> /mnt/setup-chroot.sh
echo "echo \"Setting locale...\"" >> /mnt/setup-chroot.sh
echo 'errors=`locale-gen en_US.UTF-8 2>&1 1>/dev/null`' >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to set the locale to en_US.UTF-8 - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo "echo \"\"" >> /mnt/setup-chroot.sh
echo "echo \"Setting time zone...\"" >> /mnt/setup-chroot.sh
echo " cp /usr/share/zoneinfo/ $timezone /etc/localtime " >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo "echo \"\"" >> /mnt/setup-chroot.sh
echo "echo \"Installing linux image, bash, screen, tmux, zfs, vim, sharutils, docker, dosfstools, mailutils, openssh, bridge-utils, net-utils, ufw...\"" >> /mnt/setup-chroot.sh
# preconfigure postfix for no configuration
#echo "debconf-set-selections <<< \"postfix postfix/main_mailer_type string 'No configuration'\"" >> /mnt/setup-chroot.sh
#echo "debconf-set-selections <<< \"postfix postfix/mailname string $hostname\"" >> /mnt/setup-chroot.sh
echo "errors=\$(DEBCONF_FRONTEND='noninteractive' apt install -y --no-install-recommends linux-image-generic 2>&1 1>/dev/null && apt purge -y netplan 2>&1 1>/dev/null && DEBCONF_FRONTEND='noninteractive' apt install -y ifupdown vim bridge-utils net-tools bash screen tmux zfs-initramfs dosfstools openssh-server ufw sendmail mailutils docker.io sharutils 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
#echo "DEBCONF_FRONTEND='noninteractive' apt install -y --no-install-recommends linux-image-generic && apt install -y vim bash screen tmux zfs-initramfs dosfstools openssh-server ufw sendmail mailutils docker.io sharutils" >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to install preliminary software - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
# network configuration should have optional static configuration - not just DHCP, it's very important
echo "systemctl unmask networking && systemctl enable networking" >> /mnt/setup-chroot.sh
# configure docker storage to use zfs
mkdir -p /mnt/etc/docker
echo "{\"storage-driver\":\"zfs\"}" > /mnt/etc/docker/daemon.json
echo "net.ipv6.conf.all.disable_ipv6 = 1" >> /mnt/etc/sysctl.conf
echo "net.ipv6.conf.default.disable_ipv6 = 1" >> /mnt/etc/sysctl.conf
echo "net.ipv6.conf.lo.disable_ipv6 = 1" >> /mnt/etc/sysctl.conf
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Creating EFI partition..."' >> /mnt/setup-chroot.sh
firstdisk = ` echo " $disks " | head -n1`
echo " error=\$(mkdosfs -F 32 -s 1 -n EFI /dev/disk/by-id/ ${ firstdisk } -part2 2>&1 1>/dev/null && mkdir /boot/efi 2>&1 1>/dev/null) " >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to create dos file system for EFI partition - $errors"' >> /mnt/setup-chroot.sh
echo " exit 100" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo " echo PARTUUID= $( blkid -s PARTUUID -o value /dev/disk/by-id/${ firstdisk } -part2) /boot/efi vfat nofail,x-systemd.device-timeout=0 0 1 >> /etc/fstab " >> /mnt/setup-chroot.sh
echo "errors=\$(mount /boot/efi 2>&1 1>/dev/null && apt install -y grub-efi-amd64-signed shim-signed 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to mount EFI partition or install grub-EFI - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
if ! [ " $disks " = "" ] ; then
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Copying EFI partition to other boot disks..."' >> /mnt/setup-chroot.sh
i = "2"
for disk in ` echo " $disks " | tail -n+2` ; do
echo " errors=\$(dd if=/dev/disk/by-id/ ${ firstdisk } -part2 of=/dev/disk/by-id/ ${ disk } -part2 2>&1 1>/dev/null && efibootmgr -c -g -d /dev/disk/by-id/ ${ disk } -p 3 -L " ubuntu-$i " -l '\EFI\ubuntu\grubx64.efi' 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
echo "if ! [ \"\$?\" = \"0\" ]; then echo \"EFI copy failed - \$errors\"; exit 20; fi" >> /mnt/setup-chroot.sh
i = $(( i + 1 ))
done
echo 'echo "Done."' >> /mnt/setup-chroot.sh
fi
echo "echo ''" >> /mnt/setup-chroot.sh
echo 'echo "Setting root password..."' >> /mnt/setup-chroot.sh
echo " errors=\$(echo 'root: ${ rootpassword } ' | chpasswd 2>&1 1>/dev/null) " >> /mnt/setup-chroot.sh
echo "if ! [ \"\$?\" = \"0\" ]; then echo \"Could not set root password - \$errors\"; exit 21; fi" >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Enabling boot pool import service..."' >> /mnt/setup-chroot.sh
echo "errors=\$(systemctl enable zfs-import-bpool.service 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to enable boot pool import service - $errors"' >> /mnt/setup-chroot.sh
echo " exit 102" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
#echo 'echo ""'>> /mnt/setup-chroot.sh
#echo 'echo "Enabling tmp file system mounting..."'>> /mnt/setup-chroot.sh
#echo "errors=\$(cp /usr/sharesystemd/tmp.mount /etc/systemd/system/ 2>&1 1>/dev/null && systemctl enable tmp.mount 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
#echo "if ! [ \"\$?\" = \"0\" ]; then echo \"Failed to enable tmp file system mounting - \$errors\"; exit 103; fi" >> /mnt/setup-chroot.sh
#echo 'echo "Done."'>> /mnt/setup-chroot.sh
#addgroup --system lpadmin
#addgroup --system sambashare
echo 'echo ""' >> /mnt/setup-chroot.sh
echo "echo \"Checking ZFS root...\"" >> /mnt/setup-chroot.sh
echo 'zfscheck=$(grub-probe /boot 2>&1 1>/dev/null)' >> /mnt/setup-chroot.sh
echo "if ! [ \"\$?\" = \"0\" ]; then echo \"grub-probe check failed - \$zfscheck\"; exit 2; fi" >> /mnt/setup-chroot.sh
echo "echo \"Success.\"" >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Updating initramfs..."' >> /mnt/setup-chroot.sh
echo 'errors=$(update-initramfs -u -k all 2>&1 1>/dev/null)' >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to update initramfs - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
# you need sed to do this right!
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Modifying grub for ZFS root..."' >> /mnt/setup-chroot.sh
echo "errors=\$(sed -ir 's/GRUB_CMDLINE_LINUX=\".*\"/GRUB_CMDLINE_LINUX=\"root=ZFS=rpool\/ROOT\/ubuntu\"/g' /etc/default/grub 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
echo "if ! [ \"\$?\" = \"0\" ]; then echo \"Failed to set grub ZFS root - \$errors\"; exit 104; fi" >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Updating grub..."' >> /mnt/setup-chroot.sh
echo 'errors=$(update-grub 2>&1 1>/dev/null)' >> /mnt/setup-chroot.sh
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to update grub - $errors"' >> /mnt/setup-chroot.sh
echo " exit 1" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Installing grub UEFI on plex1..."' >> /mnt/setup-chroot.sh
echo "errors=\$(grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=ubuntu --recheck --no-floppy 2>&1 1>/dev/null && umount /boot/efi 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
echo "if ! [ \"\$?\" = \"0\" ]; then echo \"Failed to install grub UEFI on plex1 - \$errors\"; exit 104; fi" >> /mnt/setup-chroot.sh
echo "echo \"Done.\"" >> /mnt/setup-chroot.sh
# error check this as one big block
echo "zfs set mountpoint=legacy bpool/BOOT/ubuntu" >> /mnt/setup-chroot.sh
echo "echo \"bpool/BOOT/ubuntu /boot zfs nodev,relatime,x-systemd.requires=zfs-import-bpool.service 0 0\" >> /etc/fstab" >> /mnt/setup-chroot.sh
echo "zfs set mountpoint=legacy rpool/var/log" >> /mnt/setup-chroot.sh
echo "echo \"rpool/var/log /var/log zfs nodev,relatime 0 0\" >> /etc/fstab" >> /mnt/setup-chroot.sh
echo "zfs set mountpoint=legacy rpool/var/spool" >> /mnt/setup-chroot.sh
echo "echo \"rpool/var/spool /var/spool zfs nodev,relatime 0 0\" >> /etc/fstab" >> /mnt/setup-chroot.sh
echo "zfs set mountpoint=legacy rpool/var/tmp" >> /mnt/setup-chroot.sh
echo "echo \"rpool/var/tmp /var/tmp zfs nodev,relatime 0 0\" >> /etc/fstab" >> /mnt/setup-chroot.sh
echo "zfs set mountpoint=legacy rpool/tmp" >> /mnt/setup-chroot.sh
echo "echo \"rpool/tmp /tmp zfs nodev,relatime 0 0\" >> /etc/fstab" >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Enabling SSH..."' >> /mnt/setup-chroot.sh
echo "sed -ir 's/^ *#? *ChallengeResponseAuthentication.*/ChallengeResponseAuthentication no/g' /etc/ssh/sshd_config" >> /mnt/setup-chroot.sh
echo "sed -ir 's/^ *#? *PasswordAuthentication.*/PasswordAuthentication no/g' /etc/ssh/sshd_config" >> /mnt/setup-chroot.sh
echo "sed -ir 's/^ *#? *UsePAM.*/UsePAM no/g' /etc/ssh/sshd_config" >> /mnt/setup-chroot.sh
echo "sed -ir 's/^ *#? *PermitRootLogin.*/PermitRootLogin no/g' /etc/ssh/sshd_config" >> /mnt/setup-chroot.sh
echo "errors=\$(systemctl enable ssh 2>&1 1>/dev/null)" >> /mnt/setup-chroot.sh
#&& ufw allow in on any from any to any port 22 proto tcp 2>&1 1>/dev/null
echo 'if ! [ "$?" = "0" ]; then ' >> /mnt/setup-chroot.sh
echo ' echo "Failed to enable SSH - $errors"' >> /mnt/setup-chroot.sh
echo " exit 101" >> /mnt/setup-chroot.sh
echo "fi" >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
echo 'echo ""' >> /mnt/setup-chroot.sh
echo 'echo "Creating admin user..."' >> /mnt/setup-chroot.sh
# error check this
echo " useradd $admin " >> /mnt/setup-chroot.sh
echo " cp -a /etc/skel/.[!.]* \"/home/ $admin \" " >> /mnt/setup-chroot.sh
echo " chown -R ${ admin } : ${ admin } \"/home/ $admin \" " >> /mnt/setup-chroot.sh
echo " usermod -a -G adm,cdrom,dip,plugdev,sudo \" $admin \" " >> /mnt/setup-chroot.sh
echo " echo ' ${ admin } : ${ rootpassword } ' | chpasswd " >> /mnt/setup-chroot.sh
echo 'echo "Done."' >> /mnt/setup-chroot.sh
#create swap space, too if necessary
#sendemail -t to@example.com -m "Here is the file." -a attachmentFile
echo " mkdir \"/home/ ${ admin } /.ssh\" " >> /mnt/setup-chroot.sh
echo " ssh-keygen -b 4096 -t rsa -q -f \"/home/ ${ admin } /.ssh/id_rsa.pub\" -N ' $rootpassword ' " >> /mnt/setup-chroot.sh
#echo "chmod 600 \"/home/${admin}/.ssh/id_rsa\"" >> /mnt/setup-chroot.sh
echo " chown -R ${ admin } : ${ admin } \"/home/ ${ admin } \"/.ssh " >> /mnt/setup-chroot.sh
echo "mkdir /var/spool/mqueue/ && mkdir /var/spool/mqueue-client/" >> /mnt/setup-chroot.sh
echo " echo \"admin: ${ admins } \" >> /etc/aliases " >> /mnt/setup-chroot.sh
echo "newaliases" >> /mnt/setup-chroot.sh
echo "systemctl enable sendmail" >> /mnt/setup-chroot.sh
echo "chown smmsp:smmsp /var/spool/mqueue" >> /mnt/setup-chroot.sh
echo "chmod g+w /var/spool/mqueue" >> /mnt/setup-chroot.sh
echo "chown smmsp:smmsp /var/spool/mqueue-client" >> /mnt/setup-chroot.sh
echo "chmod g+w /var/spool/mqueue-client" >> /mnt/setup-chroot.sh
echo "HOME=\"/root\"" >> /mnt/setup-chroot.sh
echo " HOSTNAME=\" $hostname \" " >> /mnt/setup-chroot.sh
echo "service sendmail start" >> /mnt/setup-chroot.sh
echo " cat \"/home/ ${ admin } /.ssh/id_rsa.pub\" | mail -s \" $hostname SSH key\" -A \"/home/ ${ admin } /.ssh/id_rsa.pub\" admin " >> /mnt/setup-chroot.sh
# uuencode test.csv test.csv | mail -v -s "Subject test" -r no-reply@mydomain.co.uk recepient@mydomain.co.uk
echo "service sendmail stop" >> /mnt/setup-chroot.sh
echo "exit 0" >> /mnt/setup-chroot.sh
errors = ` chmod +x /mnt/setup-chroot.sh 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Failed to set execution permission on chroot script - $errors "
exit 45
fi
chroot /mnt /setup-chroot.sh
if ! [ " $? " = "0" ] ; then
exit $?
fi
echo ""
echo "Writing network interfaces file..."
macaddr = $( echo $hostname | md5sum| sed 's/^\(..\)\(..\)\(..\)\(..\)\(..\).*$/02:\1:\2:\3:\4:\5/' )
mkdir -p /mnt/etc/network && mkdir -p /mnt/etc/network/interfaces.d
echo "auto lo br0" > /mnt/etc/network/interfaces.d/br0
echo "iface lo inet loopback" >> /mnt/etc/network/interfaces.d/br0
niclist = ""
for nic in " $nics " ; do
echo " iface ${ nic } inet manual " >> /mnt/etc/network/interfaces.d/br0
niclist = " $niclist $nic "
done
echo "iface br0 inet dhcp" >> /mnt/etc/network/interfaces.d/br0
echo " post-up ip link set br0 address $macaddr " >> /mnt/etc/network/interfaces/br0
echo " bridge_ports ${ niclist } " >> /mnt/etc/network/interfaces/br0
echo " bridge_stp on" >> /mnt/etc/network/interfaces/br0
echo " dns-nameservers 127.0.0.53" >> /mnt/etc/network/interfaces/br0
echo "source-directory /etc/network/interfaces.d" > /mnt/etc/network/interfaces
echo "Done."
exit 0
# commented out for debugging
echo ""
echo "Clearing chroot configuration script..."
rm /mnt/setup-chroot.sh
echo "Done."
echo ""
echo "Unmounting chroot mounts..."
mount | grep -v zfs | tac | awk '/\/mnt/ {print $3}' | xargs -i{ } umount -lf { }
echo "Done."
echo ""
echo "Exporting zpools..."
errors = ` zpool export -a 2>& 1 1>/dev/null`
if ! [ " $? " = "0" ] ; then
echo " Couldn't export mounted zpools - $errors "
exit 8
fi
echo "Done."
echo "Congratulations! The install was successful. Please reboot and set your boot device using UEFI in the BIOS."
exit 0
#sed -i -r "s/(^|[^#y])(compress)/\1#\2/" "$file"
