chore: Update Dockerfile and entrypoint.sh for genmon

genmon/Dockerfile

@@ -1,6 +1,5 @@
 # Use a specific tag for a stable and predictable base image.
 FROM python:3.8-slim
-# Base image python:3.8-slim is chosen for its minimal size while still providing Python 3.8.
 
 # Set non-interactive mode and define timezone to avoid unnecessary prompts during build.
 ENV DEBIAN_FRONTEND=noninteractive TZ="America/Chicago"
@@ -12,7 +11,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* /var/cache/apt/*
 
-# Expose necessary ports for HTTPS, and the application.
+# Expose necessary ports for HTTPS and the application.
 EXPOSE 443 8000
 
 # Set the working directory for any subsequent instructions.
@@ -28,7 +27,6 @@ RUN git clone --depth 1 http://github.com/jgyates/genmon.git && \
 
 # Initialize the application and configure it.
 RUN /git/genmon/genmonmaint.sh -i -n
-# Run initial setup scripts.
 
 # Clean up apt caches.
 RUN apt-get clean && \
@@ -40,5 +38,5 @@ COPY entrypoint.sh /entrypoint.sh
 # Make the entrypoint script executable.
 RUN chmod +x /entrypoint.sh
 
-# Set the custom entrypoint script as the entrypoint
+# Set the custom entrypoint script as the entrypoint.
 ENTRYPOINT ["/entrypoint.sh"]

genmon/entrypoint.sh

@@ -1,8 +1,24 @@
 #!/bin/bash
+set -e
 
 # Ensure the /var/log/startup.log file exists
 touch /var/log/startup.log
 
+# Ensure the /git/genmon directory exists and has the necessary files
+if [ ! -f /git/genmon/startgenmon.sh ]; then
+  echo "Populating /git/genmon..."
+  git clone --depth 1 http://github.com/jgyates/genmon.git /git/genmon
+  chmod 775 /git/genmon/startgenmon.sh /git/genmon/genmonmaint.sh
+  rm -rf /git/genmon/.git
+fi
+
+# Ensure the /etc/genmon directory exists and has the necessary configuration files
+if [ ! -f /etc/genmon/genmon.conf ]; then
+  echo "Creating default configuration in /etc/genmon..."
+  mkdir -p /etc/genmon
+  cp /git/genmon/genmon.conf /etc/genmon/genmon.conf
+fi
+
 # Change the environment variable to use serial TCP in the genmon.conf file
 sed -i "s/use_serial_tcp = .*/use_serial_tcp = $USE_SERIAL_TCP/g" /etc/genmon/genmon.conf