Make cache directory a Docker volume

Author: cdauth

Dockerfile

@@ -1,9 +1,11 @@
 FROM node:22-alpine
 MAINTAINER Candid Dauth <[email protected]>
 
+ENTRYPOINT /opt/facilmap/entrypoint.sh
 CMD yarn run prod-server
 EXPOSE 8080
 ENV CACHE_DIR=/opt/facilmap/cache
+VOLUME /opt/facilmap/cache
 HEALTHCHECK --start-period=60s --start-interval=3s --timeout=5s --retries=1 \
 	CMD wget -O/dev/null 'http://127.0.0.1:8080/socket.io/?EIO=4&transport=polling' || exit 1
 
@@ -23,6 +25,4 @@ RUN yarn install && \
 	yarn run build:server && \
 	yarn workspaces focus -A --production
 
-RUN mkdir -p "$CACHE_DIR" && chown -R facilmap:facilmap "$CACHE_DIR"
-
-USER facilmap
+RUN mkdir -p "$CACHE_DIR" && chown -R facilmap:facilmap "$CACHE_DIR"

docs/src/developers/server/docker.md

@@ -36,7 +36,9 @@ services:
             MAXMIND_USER_ID: # Sign up here https://www.maxmind.com/en/geolite2/signup (needed for geoip lookup to show initial map state)
             MAXMIND_LICENSE_KEY:
             LIMA_LABS_TOKEN: # Get an API key on https://maps.lima-labs.com/ (optional, needed for double-resolution tiles)
-        restart: unless-stopped
+        volumes:
+            - ./cache:/opt/facilmap/cache
+        restart: always
     mariadb:
         image: mariadb
         environment:
@@ -47,7 +49,7 @@ services:
         command: --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
         healthcheck:
             test: healthcheck.sh --su-mysql --connect --innodb_initialized
-        restart: unless-stopped
+        restart: always
 ```
 
 Here is an example with Postgres:
@@ -76,7 +78,9 @@ services:
             MAXMIND_USER_ID: # Sign up here https://www.maxmind.com/en/geolite2/signup (needed for geoip lookup to show initial map state)
             MAXMIND_LICENSE_KEY:
             LIMA_LABS_TOKEN: # Get an API key on https://maps.lima-labs.com/ (optional, needed for double-resolution tiles)
-        restart: unless-stopped
+        volumes:
+            - ./cache:/opt/facilmap/cache
+        restart: always
     postgres:
         image: postgis/postgis
         environment:
@@ -85,7 +89,7 @@ services:
             POSTGRES_DB: facilmap
         healthcheck:
             test: pg_isready -d $$POSTGRES_DB
-        restart: unless-stopped
+        restart: always
 ```
 
 To start FacilMap, run `docker-compose up -d` in the directory of the `docker-compose.yml` file. To upgrade FacilMap, run `docker-compose pull` and then restart it by running `docker-compose up -d`.

entrypoint.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+chown facilmap:facilmap "$CACHE_DIR"
+
+exec su facilmap -c "$@"