added netbox healthcheck plugin (https://github.com/netbox-community/…

…netbox-healthcheck-plugin/)

Dockerfiles/netbox.Dockerfile

@@ -31,6 +31,7 @@ ENV SUPERCRONIC_CRONTAB "/etc/crontab"
 
 ENV NETBOX_INITIALIZERS_VERSION "50d077d"
 ENV NETBOX_TOPOLOGY_VERSION "4.0.1"
+ENV NETBOX_HEALTHCHECK_VERSION "0.2.0"
 
 ENV YQ_VERSION "4.44.3"
 ENV YQ_URL "https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/yq_linux_"
@@ -86,6 +87,7 @@ RUN export BINARCH=$(uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')
     "${NETBOX_PATH}/venv/bin/python" -m pip install --break-system-packages --no-compile --no-cache-dir \
       "git+https://github.com/tobiasge/netbox-initializers@${NETBOX_INITIALIZERS_VERSION}" \
       "git+https://github.com/netbox-community/netbox-topology-views@v${NETBOX_TOPOLOGY_VERSION}" \
+      "git+https://github.com/netbox-community/netbox-healthcheck-plugin@v${NETBOX_HEALTHCHECK_VERSION}" \
       psycopg2 \
       pynetbox \
       python-magic \

netbox/scripts/netbox_install_plugins.py

@@ -189,6 +189,17 @@ def main():
     netboxVenvPy = os.path.join(os.path.join(os.path.join(args.netboxDir, 'venv'), 'bin'), 'python')
     manageScript = os.path.join(os.path.join(args.netboxDir, 'netbox'), 'manage.py')
 
+    # set a variable in local_settings.py for netbox-helathcheck-plugin
+    #   see https://github.com/netbox-community/netbox-healthcheck-plugin/issues/12#issuecomment-2451665212
+    netboxSettingsPyDir = os.path.join(args.netboxDir, os.path.join('netbox', 'netbox'))
+    if os.path.isdir(netboxSettingsPyDir):
+        try:
+            localSettingsPyContents = "import os\n\nREDIS_URL = f\"redis://{os.environ.get('REDIS_USERNAME', '')}:{os.environ.get('REDIS_PASSWORD', '')}@{os.environ.get('REDIS_HOST', 'netbox-redis')}:{os.environ.get('REDIS_PORT', '6379')}/{os.environ.get('REDIS_DATABASE', '0')}\"\n"
+            with open(f"{netboxSettingsPyDir}/local_settings.py", 'w') as f:
+                f.write(localSettingsPyContents)
+        except Exception as e:
+            logging.error(f"{type(e).__name__} writing local_settings.py: {e}")
+
     if os.path.isdir(args.customPluginsDir) and os.path.isfile(os.path.join(args.netboxConfigDir, 'plugins.py')):
 
         # get a list of what packages/plugins already installed (package names and versions in a dict)