[DOP-29496] Allow reading settings from config.yml

Author: dolfinus

docker/Dockerfile

@@ -15,18 +15,17 @@ COPY . .
 RUN yarn build
 
 
+FROM mikefarah/yq AS yq
 FROM nginx:stable-alpine AS prod
 
 COPY ./docker/nginx.conf /etc/nginx/conf.d/default.conf
 COPY --from=build /app/dist /usr/share/nginx/html
 
 COPY ./docker/entrypoint.sh /entrypoint.sh
-RUN chmod +x /entrypoint.sh
+COPY --from=yq /usr/bin/yq /usr/bin/yq
+RUN chmod +x /entrypoint.sh /usr/bin/yq
 
-ARG API_URL=http://localhost:8000
-ARG AUTH_PROVIDER=dummyAuthProvider
-ENV SYNCMASTER__UI__API_BROWSER_URL=${API_URL}
-ENV SYNCMASTER__UI__AUTH_PROVIDER=${AUTH_PROVIDER}
+ENV SYNCMASTER_CONFIG_FILE=/app/config.yaml
 
 ENTRYPOINT ["/entrypoint.sh"]
 CMD ["nginx", "-g", "daemon off;"]

docker/entrypoint.sh

@@ -1,5 +1,25 @@
 #!/bin/sh
 
+SYNCMASTER_CONFIG_FILE=${SYNCMASTER_CONFIG_FILE:-/app/config.yaml}
+SYNCMASTER__UI__API_BROWSER_URL_DEFAULT="http://localhost:8000"
+SYNCMASTER__UI__AUTH_PROVIDER_DEFAULT="dummyAuthProvider"
+
+if [[ -z "${SYNCMASTER__UI__API_BROWSER_URL}" ]]; then
+  if [[ -f "$SYNCMASTER_CONFIG_FILE" ]]; then
+    SYNCMASTER__UI__API_BROWSER_URL=$(yq --raw-output ".ui.api_browser_url // \"$SYNCMASTER__UI__API_BROWSER_URL_DEFAULT\"" "$SYNCMASTER_CONFIG_FILE")
+  else
+    SYNCMASTER__UI__API_BROWSER_URL="$SYNCMASTER__UI__API_BROWSER_URL_DEFAULT"
+  fi
+fi
+
+if [[ -z "${SYNCMASTER__UI__AUTH_PROVIDER}" ]]; then
+  if [[ -f "$SYNCMASTER_CONFIG_FILE" ]]; then
+    SYNCMASTER__UI__AUTH_PROVIDER=$(yq --raw-output ".ui.auth_provider // \"$SYNCMASTER__UI__AUTH_PROVIDER_DEFAULT\"" "$SYNCMASTER_CONFIG_FILE")
+  else
+    SYNCMASTER__UI__AUTH_PROVIDER="$SYNCMASTER__UI__AUTH_PROVIDER_DEFAULT"
+  fi
+fi
+
 cat <<EOF > /usr/share/nginx/html/env-config.js
 window.env = {
   API_URL: "${SYNCMASTER__UI__API_BROWSER_URL}",
@@ -9,4 +29,4 @@ EOF
 
 sed -i '/<\/head>/i \    <script src="/env-config.js"></script>' /usr/share/nginx/html/index.html
 
-exec "$@"
+exec "$@"