Builder with Raspberry Pi OS kernel

Author: emojifreak

raspberripyOS-rpi-sd-builder.sh

@@ -0,0 +1,351 @@
+#!/bin/bash
+
+apt-get -q -y install mmdebstrap qemu-user-static binfmt-support fdisk gdisk dosfstools systemd-container
+
+MNTROOT=`mktemp -d`
+MNTFIRM=`mktemp -d`
+
+#DEVFILE=/dev/mmcblk0
+echo "Input the device name of an SD card or a USB MSD"
+echo -n "for example, /dev/mmcblk0, /dev/sdc, etc.: "
+read DEVFILE
+#DEVFILE=/dev/loop2
+#rm $IMGFILE
+#dd if=/dev/zero of=$IMGFILE count=1 seek=`expr 4096 \* 1024 - 1`
+#losetup -P $DEVFILE $IMGFILE
+#losetup -l
+for i in ${DEVFILE}[0-9] ${DEVFILE}p[0-9] /dev/null; do
+  umount -qf $i >/dev/null 2>&1
+done
+dd of=${DEVFILE} if=/dev/zero bs=1MiB count=256
+sync
+while [ -b ${DEVFILE}1 -o -b ${DEVFILE}p1 ]; do
+  partprobe $DEVFILE
+  sleep 1  
+done
+
+echo -n "Select partition type (msdos or gpt). USB MSD > 2TB needs gpt: "
+read PARTTYPE
+
+echo -n "Swap partition size in GB, 0 means no swap partition: "
+read SWAPGB
+
+if [ $PARTTYPE = msdos ]; then
+  fdisk $DEVFILE <<EOF
+o
+n
+p
+1
+
++256M
+a
+t
+c
+n
+p
+2
+
+-${SWAPGB}GiB
+p
+w
+EOF
+elif [ $PARTTYPE = gpt ]; then
+  gdisk $DEVFILE <<EOF
+2
+n
+1
+
+256M
+EF00
+n
+2
+
+-${SWAPGB}GiB
+8300
+p
+w
+y
+EOF
+else
+  echo "Unknown partition type!"
+  exit 1
+fi
+
+while [ ! -b ${DEVFILE}1 -a ! -b ${DEVFILE}p1 ]; do
+  partprobe $DEVFILE
+  sleep 1
+done
+if [ -b ${DEVFILE}p1 ]; then
+  PARTCHAR=p
+elif [ -b ${DEVFILE}1 ]; then
+  PARTCHAR=""
+else
+  echo "Unknown device name for the partition 1!"
+  exit 1
+fi
+
+if [ "$SWAPGB" -gt 0 ]; then
+  if [ $PARTTYPE = msdos ]; then
+    fdisk $DEVFILE <<EOF
+n
+p
+3
+
+
+t
+3
+82
+p
+w
+EOF
+  elif [ $PARTTYPE = gpt ]; then
+    gdisk $DEVFILE <<EOF
+n
+3
+
+
+8200
+p
+w
+y
+EOF
+  fi
+  while [ ! -b ${DEVFILE}${PARTCHAR}3 ]; do
+    partprobe $DEVFILE
+    sleep 1
+  done
+  mkswap -f -L RASPISWAP ${DEVFILE}${PARTCHAR}3
+fi
+   
+echo "(btrfs may not work as initramfs is not well supported on Raspberry Pi OS.)"
+echo -n "Filesystem type of the root partition (ext4 or btrfs): "
+read FSTYPE
+dd of=${DEVFILE}${PARTCHAR}2 if=/dev/zero count=512
+eval mkfs.${FSTYPE} -L RASPIROOT ${DEVFILE}${PARTCHAR}2
+ROOTPARTUUID=`blkid -s PARTUUID -o value ${DEVFILE}${PARTCHAR}2`
+
+echo -n "Debian Suite (buster, bullseye or sid): "
+read MMSUITE
+cat <<EOF
+Explanation of architectures:
+armel for Raspberry Pi Zero, Zero W and 1,
+armhf for Raspberry Pi 2,
+arm64 for Raspberry Pi 3 and 4.
+EOF
+#echo -n 'Architecture ("armel", "armhf", "arm64", or "armhf,arm64"): '
+echo -n 'Architecture ("armel", "armhf", or "arm64"): '
+read MMARCH
+echo
+echo "As defined at https://www.debian.org/doc/debian-policy/ch-archive.html#s-priorities"
+echo -n "select installed package coverage (apt, required, important, or standard): "
+read MMVARIANT
+
+RASPIFIRMWARE=wireless-regdb,rpi-eeprom,raspberrypi-bootloader,libraspberrypi-bin,bluez-firmware,firmware-atheros,firmware-brcm80211,firmware-libertas,firmware-misc-nonfree,firmware-realtek,raspberrypi-archive-keyring
+
+KERNELPKG=raspberrypi-kernel
+echo "Selected kernel package is $KERNELPKG."
+
+echo
+echo -n "Choose network configurator (ifupdown, network-manager, systemd-networkd, none): "
+read NETWORK
+
+if [ $NETWORK = ifupdown ]; then
+  NETPKG=ifupdown,isc-dhcp-client,crda
+elif [ $NETWORK = network-manager ]; then
+  NETPKG=network-manager,crda
+elif [ $NETWORK = systemd-networkd ]; then
+  NETPKG=systemd
+else
+  NETPKG=iproute2,iw
+fi
+
+if [ $FSTYPE = btrfs ]; then
+  mount -o ssd,async,lazytime,discard,noatime,autodefrag,nobarrier,commit=3600,compress-force=lzo ${DEVFILE}${PARTCHAR}2 ${MNTROOT}
+elif  [ $FSTYPE = ext4 ]; then
+  mount -o async,lazytime,discard,noatime,nobarrier,journal_async_commit,commit=3600,delalloc,noauto_da_alloc,data=writeback ${DEVFILE}${PARTCHAR}2 ${MNTROOT}
+fi
+mmdebstrap --architectures=$MMARCH --variant=$MMVARIANT --components="main contrib non-free" --include=${KERNELPKG},debian-archive-keyring,systemd-sysv,udev,kmod,e2fsprogs,btrfs-progs,locales,tzdata,apt-utils,whiptail,wpasupplicant,${NETPKG},${RASPIFIRMWARE},firmware-linux-free,firmware-misc-nonfree,keyboard-configuration,console-setup,fake-hwclock  "$MMSUITE" ${MNTROOT} - <<EOF
+deb http://archive.raspberrypi.org/debian/ buster main
+deb http://deb.debian.org/debian $MMSUITE main contrib non-free
+EOF
+
+mkfs.vfat -v -F 32 -n RASPIFIRM ${DEVFILE}${PARTCHAR}1
+mount -o async,discard,lazytime,noatime ${DEVFILE}${PARTCHAR}1 ${MNTFIRM}
+cp -Rp ${MNTROOT}/boot/* ${MNTFIRM}
+rm -rf ${MNTROOT}/boot/*
+umount ${MNTFIRM}
+mount -o async,discard,lazytime,noatime ${DEVFILE}${PARTCHAR}1 ${MNTROOT}/boot
+
+echo -n "Choose hostname: "
+read YOURHOSTNAME
+echo "$YOURHOSTNAME" >${MNTROOT}/etc/hostname
+if [ ${FSTYPE} = btrfs ]; then
+  cat >${MNTROOT}/etc/fstab <<EOF
+LABEL=RASPIROOT / ${FSTYPE} rw,async,lazytime,discard,compress-force=lzo 0 1
+LABEL=RASPIFIRM /boot vfat rw,async,lazytime,discard 0 2
+EOF
+else
+  cat >${MNTROOT}/etc/fstab <<EOF
+LABEL=RASPIROOT / ${FSTYPE} rw,async,lazytime,discard 0 1
+LABEL=RASPIFIRM /boot vfat rw,async,lazytime,discard 0 2
+EOF
+fi
+if [ "$SWAPGB" -gt 0 ]; then
+  echo 'LABEL=RASPISWAP none swap sw,discard 0 0' >>${MNTROOT}/etc/fstab
+fi
+
+if [ $NETWORK != none ]; then 
+  echo "IPv4 DHCP is assumed."
+  echo -n "Name of the primary network interface (eth0, wlan0): "
+  read NETIF
+
+  if [ $NETIF = wlan0 ]; then
+    echo "As https://wiki.archlinux.org/index.php/Network_configuration/Wireless#Respecting_the_regulatory_domain"
+    echo -n "Choose your wireless regulatory domain (hit Enter if unsuer): "
+    read REGDOM
+    echo -n "Your Wireless LAN SSID: "
+    read SSID
+    echo -n "Your Wireless LAN passphrease: "
+    read PSK
+  fi
+
+  if [ $NETWORK = ifupdown ]; then
+    NETCONFIG="Network configurations can be changed by /etc/network/interfaces"
+    cat >>${MNTROOT}/etc/network/interfaces <<EOF
+auto $NETIF
+iface $NETIF inet dhcp
+EOF
+    if [ "$NETIF" = wlan0 ]; then
+      NETCONFIG="${NETCONFIG} and /etc/default/crda"
+      cat >>${MNTROOT}/etc/network/interfaces <<EOF
+    wpa-ssid $SSID
+    wpa-psk $PSK
+EOF
+      if [ -n "$REGDOM" ]; then
+	echo "REGDOMAIN=$REGDOM" >>${MNTROOT}/etc/default/crda
+      fi
+    fi
+    echo "/etc/network/interfaces is"
+    cat ${MNTROOT}/etc/network/interfaces
+  elif [ $NETWORK = network-manager ]; then
+    NETCONFIG="Network configurations can be changed by nmtui"
+    if [ "$NETIF" = wlan0 ]; then
+      NETCONFIG="${NETCONFIG} and /etc/default/crda"
+      #UUID=`uuidgen`
+      cat >>"${MNTROOT}/etc/NetworkManager/system-connections/${SSID}.nmconnection" <<EOF
+[connection]
+id=$SSID
+type=wifi
+permissions=
+
+[wifi]
+mac-address-blacklist=
+mode=infrastructure
+ssid=$SSID
+
+[wifi-security]
+key-mgmt=wpa-psk
+psk=$PSK
+
+[ipv4]
+dns-search=
+method=auto
+
+[ipv6]
+addr-gen-mode=stable-privacy
+dns-search=
+method=auto
+
+[proxy]
+EOF
+      chmod 600 "${MNTROOT}/etc/NetworkManager/system-connections/${SSID}.nmconnection"
+      if [ -n "$REGDOM" ]; then
+	echo "REGDOMAIN=$REGDOM" >>${MNTROOT}/etc/default/crda
+      fi
+    fi
+  elif [ $NETWORK = systemd-networkd ]; then
+    NETCONFIG="Network configurations can be changed by /etc/systemd/network/${NETIF}.network"
+    cat >${MNTROOT}/etc/systemd/network/${NETIF}.network <<EOF
+[Match]
+Name=${NETIF}
+
+[Network]
+DHCP=yes
+EOF
+    systemd-nspawn -q -D ${MNTROOT} -a systemctl enable systemd-networkd
+    if [ $NETIF = wlan0 ]; then
+      NETCONFIG="${NETCONFIG} and /etc/wpa_supplicant/wpa_supplicant-wlan0.conf"
+      if [ -n "$REGDOM" ]; then
+	echo "country=$REGDOM" >${MNTROOT}/etc/wpa_supplicant/wpa_supplicant-wlan0.conf
+      fi
+      cat >>${MNTROOT}/etc/wpa_supplicant/wpa_supplicant-wlan0.conf <<EOF
+network={
+  ssid="${SSID}"
+  scan_ssid=1
+  key_mgmt=WPA-PSK
+  psk="${PSK}"
+}
+EOF
+      systemd-nspawn -q -D ${MNTROOT} -a systemctl enable wpa_supplicant@wlan0
+    fi
+  fi
+fi
+
+set -x
+#systemd-nspawn -q -D ${MNTROOT} -a pam-auth-update
+systemd-nspawn -q -D ${MNTROOT} -a passwd root
+systemd-nspawn -q -D ${MNTROOT} -a dpkg-reconfigure tzdata
+systemd-nspawn -q -D ${MNTROOT} -a dpkg-reconfigure locales
+systemd-nspawn -q -D ${MNTROOT} -a dpkg-reconfigure keyboard-configuration
+systemd-nspawn -q -D ${MNTROOT} -a fake-hwclock save
+
+
+mkdir -p ${MNTROOT}/etc/systemd/sleep.conf.d
+cat >${MNTROOT}/etc/systemd/sleep.conf.d/nosleep.conf <<'EOF'
+[Sleep]
+#AllowSuspend=no
+#AllowHibernation=no
+#AllowSuspendThenHibernate=no
+#AllowHybridSleep=no
+EOF
+
+
+
+if [ "$MMSUITE" != buster ]; then
+  systemd-nspawn -q -D ${MNTROOT} -a apt-get -y --purge --autoremove purge python2.7-minimal
+fi
+set +x
+
+
+if [ $NETWORK = network-manager -o $NETWORK = systemd-networkd ]; then
+  systemd-nspawn -q -D ${MNTROOT} -a apt-get -y --purge --autoremove purge ifupdown
+  rm -f ${MNTROOT}/etc/network/interfaces
+fi  
+
+cat >>${MNTROOT}/root/.profile <<EOF
+echo "$NETCONFIG"
+EOF
+
+cat >>${MNTROOT}/boot/config.txt <<EOF
+disable_overscan=1
+disable_fw_kms_setup=1
+dtparam=audio=on,watchdog=on
+EOF
+
+if echo $MMARCH | fgrep -q arm64; then 
+  cat >>${MNTROOT}/boot/config.txt <<EOF
+hdmi_enable_4kp60=1
+dtoverlay=vc4-kms-v3d-pi4
+arm_64bit=1
+EOF
+fi
+
+cat >>${MNTROOT}/boot/cmdline.txt <<EOF
+root=PARTUUID=${ROOTPARTUUID} rootfstype=$FSTYPE fsck.repair=yes rootwait
+EOF
+cat ${MNTROOT}/boot/cmdline.txt
+
+
+umount ${MNTROOT}/boot
+umount ${MNTROOT}
+rm -rf ${MNTROOT} ${MNTFIRM}