From 0972c58c4c89570ab2e9548099ba0de65b2e6d70 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Sat, 5 Jul 2025 17:26:23 -0700
Subject: [PATCH] mbtileserver - Added initial systemd user-level service for
 the raster tile server

---
 .../et-service-mbtileserver.service           |  1 +
 .../user/et-service-mbtileserver.service      | 19 +++++++++
 .../mbtileserver/tilesets/README.md           |  1 +
 overlay/opt/emcomm-tools/bin/et-mbtileserver  | 40 +++++++++++++++++++
 4 files changed, 61 insertions(+)
 create mode 120000 overlay/etc/skel/.config/systemd/user/default.target.wants/et-service-mbtileserver.service
 create mode 100644 overlay/etc/skel/.config/systemd/user/et-service-mbtileserver.service
 create mode 100644 overlay/etc/skel/.local/share/emcomm-tools/mbtileserver/tilesets/README.md
 create mode 100755 overlay/opt/emcomm-tools/bin/et-mbtileserver

diff --git a/overlay/etc/skel/.config/systemd/user/default.target.wants/et-service-mbtileserver.service b/overlay/etc/skel/.config/systemd/user/default.target.wants/et-service-mbtileserver.service
new file mode 120000
index 0000000..bf304cb
--- /dev/null
+++ b/overlay/etc/skel/.config/systemd/user/default.target.wants/et-service-mbtileserver.service
@@ -0,0 +1 @@
+../et-service-mbtileserver.service
\ No newline at end of file
diff --git a/overlay/etc/skel/.config/systemd/user/et-service-mbtileserver.service b/overlay/etc/skel/.config/systemd/user/et-service-mbtileserver.service
new file mode 100644
index 0000000..aa6f560
--- /dev/null
+++ b/overlay/etc/skel/.config/systemd/user/et-service-mbtileserver.service
@@ -0,0 +1,19 @@
+# Author  : Gaston Gonzalez
+# Date    : 5 July 2025
+# Purpose : User systemd unit file for EmComm Tools raster tile service
+#
+# Usage: 
+#  Check status       : systemctl --user status et-service-mbtileservice
+#  Start service      : systemctl --user start et-service-mbtileservice
+#  Stop service       : systemctl --user stop et-service-mbtileservice
+#  Reload this config : systemctl --user daemon-reload
+
+[Unit]
+Description=EmComm Tools raster tile service
+
+[Service]
+ExecStart=/opt/emcomm-tools/bin/et-mbtileserver
+Restart=always
+
+[Install]
+WantedBy=default.target
diff --git a/overlay/etc/skel/.local/share/emcomm-tools/mbtileserver/tilesets/README.md b/overlay/etc/skel/.local/share/emcomm-tools/mbtileserver/tilesets/README.md
new file mode 100644
index 0000000..92513d6
--- /dev/null
+++ b/overlay/etc/skel/.local/share/emcomm-tools/mbtileserver/tilesets/README.md
@@ -0,0 +1 @@
+Copy your `.mbtiles` file here.
diff --git a/overlay/opt/emcomm-tools/bin/et-mbtileserver b/overlay/opt/emcomm-tools/bin/et-mbtileserver
new file mode 100755
index 0000000..672f728
--- /dev/null
+++ b/overlay/opt/emcomm-tools/bin/et-mbtileserver
@@ -0,0 +1,40 @@
+#!/bin/bash
+#
+# Author  : Gaston Gonzalez
+# Date    : 5 July 2025
+# Purpose : Wrapper script for starting the raster tile server
+#
+# Preconditions:
+# 1. At least one .mbtiles files exist in the tileset directory
+#
+# Postconditions:
+# 1. mbtileserver is started
+# 2. Tile server available at http://localhost:8000/services
+
+TILESERVER_HOME="${HOME}/.local/share/emcomm-tools/mbtileserver"
+TILESERVER_TILE_DIR="${TILESERVER_HOME}/tilesets"
+
+start() {
+  CWD_DIR=$(pwd)
+
+  cd ${TILESERVER_HOME}
+  CMD="mbtileserver"
+  et-log "Starting raster tile server in ${TILESERVER_HOME} with: ${CMD}"
+
+  ${CMD}
+
+  cd ${CWD_DIR}
+}
+
+if [[ ! -e ${TILESERVER_TILE_DIR} ]]; then
+  et-log "Tile set directory does not exist: ${TILESERVER_TILE_DIR}."
+  exit 1
+fi
+
+ls ${TILESERVER_TILE_DIR}/*.mbtiles
+if [[ $? -ne 0 ]]; then
+  et-log "Can't start tile server. No .mbtiles in ${TILESERVER_TILE_DIR}"
+  exit 1
+fi
+
+start