First Commit

2026-07-13 20:37:39 -07:00
1 parent f92ebd0125
commit 4ea9b0f4ef
@@ -0,0 +1,99 @@
+#!/bin/sh
+set -ex
+
+# workdir contains our update files
+cd "$(dirname "$0")"
+WORK_DIR="$(pwd)"
+MACHINE=$1
+PID=$2
+
+# error handling
+error_handler() {
+  xzcat $WORK_DIR/img/install_fail_error.img.xz > /dev/fb0
+  sync
+  # always exit without error, to prevent immediate boot of flashforge software
+  exit 0
+}
+trap '[ $? -eq 0 ] && exit 0 || error_handler' EXIT
+
+do_setup()
+{
+    # safety check, only install on supported printer
+    if ([ "$MACHINE" != "Adventurer5M" ] && [ "$MACHINE" != "Adventurer5MPro" ]) || \
+       ([ "$PID" != "0023" ] && [ "$PID" != "0024" ]) || \
+        [ "$(uname -m)" != "armv7l" ]
+     then
+        echo "Update file does not match machine type."
+        xzcat $WORK_DIR/img/install_fail_vers.img.xz > /dev/fb0
+        exit 0
+    fi
+
+    # saftey check, only install on supported versions
+    FF_VERSION="$(cat /root/version)"
+    MIN_VERSION="2.4.5"
+    if [ "${FF_VERSION//./}" -lt "${MIN_VERSION//./}" ]
+    then
+        echo "Printer software version not supported."
+        xzcat $WORK_DIR/img/install_fail_vers.img.xz > /dev/fb0
+        exit 0
+    fi
+
+    MOD_INIT_FILE="/etc/init.d/S00klipper_mod"
+    MOD_INIT_FILE_OLD="/etc/init.d/S90klipper_mod"
+    MOD_DIR="/data/.klipper_mod"
+    # chroot is replaced on mod upate or reinstall
+    # other data in .klipper_mod is kept, unless uninstalled
+    CHROOT_DIR="${MOD_DIR}/chroot"
+
+    # update start image
+    xzcat $WORK_DIR/img/install_start.img.xz > /dev/fb0
+    # --------------------------------
+
+    # uninstall previous mod version if present - keep other data in .klipper_mod
+    rm -f $MOD_INIT_FILE
+    rm -f $MOD_INIT_FILE_OLD
+    rm -rf $CHROOT_DIR
+
+    # check free space, we require 512MB before installation for saftey reasons
+    FREE_SPACE=$(df /data | tail -1 | tr -s ' ' | cut -d' ' -f4)
+    MIN_SPACE="524228"
+    if [ "$FREE_SPACE" -lt "$MIN_SPACE" ]
+    then
+        echo "Not enough free space on data partition. 512MB required!";
+        xzcat $WORK_DIR/img/install_fail_mem.img.xz > /dev/fb0
+        exit 0
+    fi
+
+    # calculate checksums to be printed in the log
+    if ls /mnt/Adventurer5M*; then
+      md5sum /mnt/Adventurer5M*
+    fi
+    md5sum $WORK_DIR/chroot.tar.xz
+
+    # unpack chroot environment
+    mkdir -p $CHROOT_DIR
+    xz -dc $WORK_DIR/chroot.tar.xz | tar -xf - -C $CHROOT_DIR
+    sync
+
+    # do intial setup
+    $CHROOT_DIR/etc/init/S00klipper_mod setup
+    sync
+
+    # install initfile
+    cp $CHROOT_DIR/etc/init/S00klipper_mod /etc/init.d/
+    sync
+
+    # update end image
+    # --------------------------------
+    xzcat $WORK_DIR/img/install_ok.img.xz > /dev/fb0
+}
+
+# write log (if mount point is found)
+if grep "^/dev/sd[ab12]* /mnt " /proc/mounts; then
+  do_setup &> /mnt/klipper_mod_install.log
+  sync
+else
+  do_setup
+fi
+
+exit 0