From 1c112e8ee9d9a54e2e48c1021e4ecd2b113003ce Mon Sep 17 00:00:00 2001
From: Titus Meyer <tm@protoloft.org>
Date: Tue, 1 Jun 2021 22:51:45 +0200
Subject: [PATCH] add dummy service description for moonraker update manager

---
 README.md  |  5 ++++-
 install.sh | 38 +++++++++++++++++++++++++++++---------
 2 files changed, 33 insertions(+), 10 deletions(-)

diff --git a/README.md b/README.md
index b7ee5fb..d831260 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ And, if you like my work and would like to support me, please feel free to donat
 
 # News
 
-- **v0.6.1**: As desired, added Moonraker Update possibility.
+- **v0.6.2**: As desired, added Moonraker Update possibility.
 - **v0.5**: Added compatibility for newer Klipper versions.
 - **v0.4**: The "calibrate_z:probe_bed_x|y" settings can be omitted in the configuration and the
   "mesh:relative_reference_index" of the bed mesh is taken as default instead.
@@ -281,6 +281,9 @@ install_script: install.sh
 
 The script assumes that Klipper is in `${HOME}/klipper`.
 
+> **NOTE:** Currently, there is a dummy systemd service installed to satisfy moonraker's
+> update manager.
+
 ## How To Test It
 
 Do not bother too much about absolute values of the calculated offsets. These can vary a lot.
diff --git a/install.sh b/install.sh
index ad98a79..8e281ea 100755
--- a/install.sh
+++ b/install.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 KLIPPER_PATH="${HOME}/klipper"
+SYSTEMDDIR="/etc/systemd/system"
 
 # Step 1:  Verify Klipper has been installed
 check_klipper()
@@ -16,23 +17,41 @@ check_klipper()
 # Step 2: copy extension to Klipper
 copy_extension()
 {
-    report_status "Copying extension to Klipper..."
+    echo "Copying extension to Klipper..."
     cp "${SRCDIR}/z_calibration.py" "${KLIPPER_PATH}/klippy/extras/z_calibration.py"
 }
 
-# Step 3: restarting Klipper
-restart_klipper()
+# Step 3: Install startup script
+install_script()
 {
-    report_status "Restarting Klipper..."
-    sudo systemctl restart klipper
+# Create systemd service file
+    SERVICE_FILE="${SYSTEMDDIR}/klipper_z_calibration.service"
+    [ -f $SERVICE_FILE ] && return
+    echo "Installing system start script..."
+    sudo /bin/sh -c "cat > ${SERVICE_FILE}" << EOF
+[Unit]
+Description=Dummy Service for klipper_z_calibration plugin
+After=klipper.service
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/bin/bash -c 'exec -a klipper_z_calibration sleep 1'
+[Install]
+WantedBy=multi-user.target
+EOF
+# Use systemctl to enable the systemd service script
+    sudo systemctl daemon-reload
+    sudo systemctl enable klipper_z_calibration.service
 }
 
-# Helper functions
-report_status()
+# Step 4: restarting Klipper
+restart_klipper()
 {
-    echo -e "\n\n###### $1"
+    echo "Restarting Klipper..."
+    sudo systemctl restart klipper
 }
 
+# Helper functions
 verify_ready()
 {
     if [ "$EUID" -eq 0 ]; then
@@ -57,4 +76,5 @@ done
 # Run steps
 verify_ready
 copy_extension
-restart_klipper
\ No newline at end of file
+install_script
+restart_klipper