pi-gen-sources: updates for building a functional bullseye image

pi-gen-sources/00-teslausb-tweaks/00-patches/01-cmdline-update.diff

@@ -2,4 +2,4 @@
 +++ stage_teslausb/rootfs/boot/cmdline.txt
 @@ -1 +1 @@
 -console=serial0,115200 console=tty1 root=ROOTDEV rootfstype=ext4 fsck.repair=yes rootwait quiet init=/usr/lib/raspberrypi-sys-mods/firstboot
-+dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 root=ROOTDEV rootfstype=ext4 fsck.repair=yes rootwait modules-load=dwc2,g_ether quiet
++dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 root=ROOTDEV rootfstype=ext4 fsck.repair=yes rootwait modules-load=dwc2,g_ether

pi-gen-sources/00-teslausb-tweaks/00-run.sh

@@ -1,8 +1,10 @@
 #!/bin/bash -e
 touch "${ROOTFS_DIR}/boot/ssh"
-install -m 755 files/rc.local		"${ROOTFS_DIR}/etc/"
-install -m 666 files/teslausb_setup_variables.conf.sample    "${ROOTFS_DIR}/boot/"
-install -m 666 files/wpa_supplicant.conf.sample    "${ROOTFS_DIR}/boot/"
+install -m 666 files/userconf.txt                          "${ROOTFS_DIR}/boot/"
+install -m 755 files/rc.local                              "${ROOTFS_DIR}/etc/"
+install -m 666 files/teslausb_setup_variables.conf.sample  "${ROOTFS_DIR}/boot/"
+install -m 666 files/wpa_supplicant.conf.sample            "${ROOTFS_DIR}/boot/"
+install -m 666 files/run_once                              "${ROOTFS_DIR}/boot/"
 install -d "${ROOTFS_DIR}/root/bin"
 
 # work around shortcoming in pi-gen that causes ca-certificates to be
@@ -13,7 +15,16 @@ EOF
 
 on_chroot << EOF
 apt-get remove -y --force-yes --purge triggerhappy bluez alsa-utils
+rm -rf /boot/kernel8.img
 rm -rf /lib/modules/*-v8+
+echo "pi ALL=(ALL:ALL) NOPASSWD: ALL" | sudo tee /etc/sudoers.d/pi-nopassword
+systemctl enable ssh
+EOF
+
+# disable various interactive setup dialogs
+on_chroot << EOF
+systemctl disable keyboard-setup
+systemctl disable userconfig
 EOF
 
 # Below here is the rest of the stage2 (builds the Stretch lite image)

pi-gen-sources/00-teslausb-tweaks/files/rc.local

@@ -18,6 +18,13 @@ then
   printf "My IP address is %s\n" "$_IP"
 fi
 
+if [ -f /boot/run_once ]
+then
+  cp /boot/run_once /tmp/
+  chmod +x /tmp/run_once
+  /tmp/run_once || echo "run_once failed"
+  mv /boot/run_once /boot/ran_once || true
+fi
 
 SETUP_LOGFILE=/boot/teslausb-headless-setup.log
 
@@ -94,6 +101,12 @@ function enable_wifi () {
         sed -i -e "s/$old_host_name/$new_host_name/g" /etc/hostname
       fi
 
+      dpkg-reconfigure openssh-server
+      rfkill unblock wifi
+      for i in /var/lib/systemd/rfkill/*:wlan ; do
+        echo 0 > "$i"
+      done
+
       touch /boot/WIFI_ENABLED
       setup_progress "Rebooting..."
       exec reboot

pi-gen-sources/00-teslausb-tweaks/files/run_once

@@ -0,0 +1,8 @@
+#!/bin/bash -eu
+
+# This script is executed once at the very beginning of setup.
+# After it is run, this script will be renamed to 'ran_once'
+# and setup will continue.
+# If you make modifications to this script that include rebooting
+# the device, you should ensure the script is not run again on
+# the next boot, for example by renaming or deleting it.

pi-gen-sources/00-teslausb-tweaks/files/userconf.txt

@@ -0,0 +1 @@
+pi:$6$JBQDChgFm34IIoOZ$rmTlqwCpgPwOHwmxAmmBLIlSojxxj8x7JHd9hGlNJ0hxsXVqDKFoP.xXcUPVyi6uXCMXZKqoVqwbL6wa9rLtT0