Add run script

run.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+# This script fetches the current version of go-vod from Nextcloud
+# to the working directory and runs it. If go-vod exits with a restart
+# code, the script will restart it.
+
+# This script is intended to be run by systemd if running on bare metal.
+
+HOST=$NEXTCLOUD_HOST # passed as environment variable
+
+# check if host is set
+if [[ -z $HOST ]]; then
+    echo "fatal: NEXTCLOUD_HOST is not set"
+    exit 1
+fi
+
+# add http:// if not present
+if [[ ! $HOST == http://* ]] && [[ ! $HOST == https://* ]]; then
+    HOST="http://$HOST"
+fi
+
+# build URL to fetch binary from Nextcloud
+ARCH=$(uname -m)
+URL="$HOST/index.php/apps/memories/static/go-vod?arch=$ARCH"
+
+# fetch binary, sleeping 10 seconds between retries
+function fetch_binary {
+    while true; do
+        rm -f go-vod
+        curl -m 10 -s -o go-vod $URL
+        if [[ $? == 0 ]]; then
+            chmod +x go-vod
+            echo "Fetched $URL successfully!"
+            break
+        fi
+        echo "Failed to fetch $URL, retrying in 10 seconds"
+        echo "Are you sure the host is reachable and running Memories v6+?"
+        sleep 10
+    done
+}
+
+# infinite loop
+while true; do
+    fetch_binary
+    ./go-vod -version-monitor
+    if [[ $? != 12 ]]; then
+        break
+    fi
+
+    sleep 3 # throttle
+done