From a3eba1e97b8ce123dca3c4404dfd47d48f6df854 Mon Sep 17 00:00:00 2001
From: Giso Grimm <g.grimm@uni-oldenburg.de>
Date: Fri, 19 Jul 2024 16:06:35 +0200
Subject: [PATCH] add installer for debian bookworm / Raspberry Pi 5

---
 tools/build_and_install_debian.sh | 34 +++++++++++++++++
 tools/prepareimage_pi5.sh         | 62 +++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 tools/prepareimage_pi5.sh

diff --git a/tools/build_and_install_debian.sh b/tools/build_and_install_debian.sh
index cbd81e0..a2ef44d 100755
--- a/tools/build_and_install_debian.sh
+++ b/tools/build_and_install_debian.sh
@@ -38,5 +38,39 @@
     echo "install new debian packages:"
     sudo -E apt-get install --assume-yes --no-install-recommends ./ov-client/packaging/deb/debian/*/ovbox-cli_*.deb
 
+    echo "install rtirq-init:"
+    sudo -E apt-get install --assume-yes --no-install-recommends rtirq-init
+
+    echo "update real-time priority priviledges:"
+    sudo sed -i -e '/.audio.*rtprio/ d' -e '/.audio.*memlock/ d' /etc/security/limits.conf
+    echo "@audio - rtprio 99"|sudo tee -a /etc/security/limits.conf
+    echo "@audio - memlock unlimited"|sudo tee -a /etc/security/limits.conf
+
+    echo "install user to run the scripts - do not provide root priviledges:"
+    sudo useradd -m -G audio,dialout ov || echo "user ov already exists."
+
+    echo "register autorun script in /etc/rc.local:"
+    sudo sed -i -e '/exit 0/ d' -e '/.*autorun.*autorun/ d' -e '/.*home.pi.install.*home.pi.install/ d' -i /etc/rc.local
+    echo "test -x /home/pi/autorun && su -l pi /home/pi/autorun &"|sudo tee -a /etc/rc.local
+    echo "exit 0"|sudo tee -a /etc/rc.local
+
+    echo "setup host name:"
+    HOSTN=$(ov-client_hostname)
+    echo "ovbox${HOSTN}" | sudo tee /etc/hostname
+    sudo sed -i "s/127\.0\.1\.1.*/127.0.1.1\tovbox${HOSTN}/g" /etc/hosts
+    sync
+
+    echo "configure country code and prepare WiFi config:"
+    sudo touch /boot/ovclient-wifi.txt
+    sync
+
+    echo "activate overlay image to avoid damage of the SD card upon power off:"
+    sudo raspi-config nonint enable_overlayfs
+    sync
+
+    echo "ready, reboot:"
+    sudo shutdown -r now
+
+    sync
     echo "successfully installed ovbox system!"
 )
diff --git a/tools/prepareimage_pi5.sh b/tools/prepareimage_pi5.sh
new file mode 100644
index 0000000..409bc51
--- /dev/null
+++ b/tools/prepareimage_pi5.sh
@@ -0,0 +1,62 @@
+#!/bin/bash
+if [ "$#" -ne 2 ]; then
+    echo "Usage: $0 imagefile mount-directory" >&2
+    exit 1
+fi
+if ! [ -e "$1" ]; then
+    echo "image file $1 not found." >&2
+    exit 1
+fi
+if ! [ -e "$2" ]; then
+    echo "mount directory $2 not found." >&2
+    exit 1
+fi
+if ! [ -d "$2" ]; then
+    echo "$2 is not a directory" >&2
+    exit 1
+fi
+# minimal error handling:
+trap "echo an error occured.;exit 1" ERR
+#
+SUFFIX=ovinstaller
+IMGBASE=$(basename "$1")
+sudo losetup -f -P "$1"
+DEVNAME=$(losetup -l|grep -F -e "${IMGBASE}"|tail -1|sed -e 's/[[:blank:]].*//1')
+echo "----------"
+echo "mounting $1 ($DEVNAME) on $2"
+# Mount boot partition:
+sudo mount ${DEVNAME}p1 "$2"
+cat "$2"/firmware/cmdline.txt | grep -e 'init=.*/init_resize.sh' -e 'init=.*/firstboot' || (echo "The image was booted already."; ls "/$2";cat "$2"/firmware/cmdline.txt;exit 1;)
+echo 'pi:$6$BfzNyd/.tlSynCad$HX/TpdQ35vqP2ahCHIrQbUXxzc8ld3CSW.Nb6pwIqP5/vSIxtO3IunfIiI/mmgzSulbbDwIO9jORU6n/wdbsB0' | sudo tee "$2"/userconf.txt
+sudo umount "$2"
+# Now mount rootfs partition:
+sudo mount ${DEVNAME}p2 "$2"
+SRCPATH=`dirname $0`
+(
+    cd ${SRCPATH}
+    sudo cp build_and_install_debian.sh "$2/home/pi/install"
+    sudo cp install_ovclient.sh "$2/usr/lib/raspi-config/install_ovclient.sh"
+    sudo chmod a+x "$2/usr/lib/raspi-config/install_ovclient.sh"
+    if test -e "$2/usr/lib/raspi-config/init_resize.sh"; then
+        # In /mnt/usr/lib/raspi-config/init_resize.sh line 187 modify line
+        sudo sed -i -e "\+init=/usr/lib/raspi-config/init_resize+ s/.*/sed -i \'s| init=\/usr\/lib\/raspi-config\/init_resize\\\.sh| init=\/usr\/lib\/raspi-config\/install_ovclient\\\.sh|\' \/boot\/firmware\/cmdline.txt/1" "$2/usr/lib/raspi-config/init_resize.sh"
+    fi
+    if test -e "$2/usr/lib/raspberrypi-sys-mods/firstboot"; then
+        sudo sed -i -e "\+init=/usr/lib/raspberrypi-sys-mods/firstboot+ s/.*/sed -i \'s| init=\/usr\/lib\/raspberrypi-sys-mods\/firstboot| init=\/usr\/lib\/raspi-config\/install_ovclient\\\.sh|\' \/boot\/firmware\/cmdline.txt/1" "$2/usr/lib/raspberrypi-sys-mods/firstboot"
+    fi
+)
+sudo umount "$2"
+if [ "${DIGITALSTAGE}" = "yes" ]; then
+    # add config file to /boot partition
+    SUFFIX=ds-ovinstaller
+    sudo mount ${DEVNAME}p1 "$2"
+    echo '{"protocol":"ov","ui":"https://digital-stage.ovbox.de/","url":"http://digital-stage-device.ovbox.de/"}' | sudo tee "$2/ov-client.cfg"
+    sudo umount "$2"
+fi
+sync
+sudo losetup -d ${DEVNAME}
+SRC="${1}"
+echo "renaming to ${SRC/.img}-${SUFFIX}.img"
+mv "${SRC}" "${SRC/.img}-${SUFFIX}.img"
+echo "compressing to ${IMGBASE/.img}-${SUFFIX}.zip"
+zip "${IMGBASE/.img}-${SUFFIX}.zip" "${SRC/.img}-${SUFFIX}.img"