Add wait-for

Dockerfile

@@ -2,6 +2,8 @@ FROM python:3.8
 
 RUN apt-get -q -y update && \
     DEBIAN_FRONTEND=noninteractive apt-get -yq install gettext-base
+ADD https://raw.githubusercontent.com/eficode/wait-for/v2.2.3/wait-for /wait-for
+RUN chmod +x /wait-for
 
 RUN python3 -m pip install pdm
 
@@ -13,6 +15,7 @@ RUN pdm install --no-self --group prod
 COPY coat2pycsw.py pycsw.conf.template entrypoint.sh .
 COPY mappings/topics.yaml mappings/
 ENV PYCSW_CONFIG=/app/pycsw.conf
+ENV COAT_URL=https://data.coat.no/
 
 EXPOSE 8000/TCP
 ENTRYPOINT ["/bin/bash", "./entrypoint.sh"]

coat2pycsw.py

@@ -12,7 +12,7 @@
 from pygeometa.schemas.iso19139 import ISO19139OutputSchema
 from shapely.geometry import shape
 
-URL = os.getenv("COAT_URL", "https://data.coat.no/")
+URL = os.environ["COAT_URL"]
 
 
 def get_datasets(url):

entrypoint.sh

@@ -3,6 +3,6 @@
 set -xeuo pipefail
 
 envsubst < pycsw.conf.template > pycsw.conf
-pdm run python3 coat2pycsw.py
+/wait-for "$COAT_URL" -- pdm run python3 coat2pycsw.py
 
 exec "$@"