Preparation for 0.19.3

Fix #179 'libc not found'

Dockerfile

@@ -16,9 +16,9 @@ RUN apk add --no-cache \
 
 WORKDIR /install
 
-RUN pip install --prefix="/install" --install-option="--prefix=/install" \
+RUN pip install --prefix="/install" --no-warn-script-location \
 # gunicorn is used for launching netbox
-      gunicorn \
+      'gunicorn<20.0.0' \
       greenlet \
       eventlet \
 # napalm is used for gathering information from network devices
@@ -30,7 +30,7 @@ RUN pip install --prefix="/install" --install-option="--prefix=/install" \
 
 ARG NETBOX_PATH
 COPY ${NETBOX_PATH}/requirements.txt /
-RUN pip install --prefix="/install" --install-option="--prefix=/install" -r /requirements.txt
+RUN pip install --prefix="/install" --no-warn-script-location -r /requirements.txt
 
 ###
 # Main stage

VERSION

@@ -1 +1 @@
-0.19.2
+0.19.3

configuration/configuration.py

@@ -37,6 +37,8 @@ DATABASE = {
                                                          # PostgreSQL password
     'HOST': os.environ.get('DB_HOST', 'localhost'),      # Database server
     'PORT': os.environ.get('DB_PORT', ''),               # Database port (leave blank for default)
+    'CONN_MAX_AGE': int(os.environ.get('DB_CONN_MAX_AGE', '300')), 
+                                                         # Database connection persistence
 }
 
 # This key is used for secure generation of random numbers and strings. It must never be exposed outside of this file.