Add diagrams extension and service

Dockerfile

@@ -83,6 +83,8 @@ RUN git clone --depth 1 -b REL${MEDIAWIKI_MAJOR_VERSION/./_} \
 RUN git clone --depth 1 -b REL${MEDIAWIKI_MAJOR_VERSION/./_} \
     https://gerrit.wikimedia.org/r/mediawiki/extensions/ApprovedRevs \
     /var/www/html/extensions/ApprovedRevs
+RUN a2enmod proxy_http proxy_html
+COPY apache-mediawiki.conf /etc/apache2/sites-available/000-default.conf
 
 # reset back to default shell
 SHELL ["/bin/sh", "-c"]

LocalSettings.php

@@ -226,6 +226,9 @@ wfLoadExtension( 'CSS' );
 wfLoadExtension( 'Widgets' );
 wfLoadExtension( 'ApprovedRevs' );
 
+wfLoadExtension( 'Diagrams' );
+$wgDiagramsServiceUrl ='https://wiki.claremontmakerspace.org/diagrams';
+
 require_once "$IP/extensions/QRLite/QRLite.php";
 
 wfLoadExtension( 'ExternalData' );

apache-mediawiki.conf

@@ -0,0 +1,21 @@
+<VirtualHost *:80>
+    ServerAdmin webmaster@claremontmakerspace.org
+    DocumentRoot /var/www/html
+
+    ErrorLog ${APACHE_LOG_DIR}/error.log
+    CustomLog ${APACHE_LOG_DIR}/access.log combined
+    AllowEncodedSlashes NoDecode
+
+    ProxyPass /diagrams/ http://diagrams:5003/diagrams/
+    # ProxyPassReverse /diagrams/ http://diagrams:5003/
+    ProxyPreserveHost On
+
+    # <Location /diagrams/>
+    #     ProxyPassReverse /
+    #     SetOutputFilter  proxy-html
+    #     ProxyHTMLURLMap http://diagrams:5003/ /diagrams/
+    #     ProxyHTMLURLMap / /diagrams/
+    # </Location>
+</VirtualHost>
+
+# vim: syntax=apache ts=4 sw=4 sts=4 sr noet

composer.local.json

@@ -2,7 +2,8 @@
     "require": {
         "mediawiki/semantic-media-wiki": "^4.0",
         "mediawiki/semantic-scribunto": "^2.0",
-        "mediawiki/data-transfer": "^1.0"
         "mediawiki/semantic-result-formats": "^4.0",
+        "mediawiki/data-transfer": "^1.0",
+        "samwilson/diagrams": "^0.9"
     }
 }

diagrams/Dockerfile

@@ -0,0 +1,19 @@
+FROM alpine as source
+
+RUN apk add git curl
+RUN git clone https://github.com/ad1217/diagrams -b fix-stuff
+RUN curl -L http://sourceforge.net/projects/plantuml/files/plantuml.jar/download -o diagrams/plantuml.jar
+
+FROM python:3-alpine
+
+COPY --from=source diagrams diagrams
+WORKDIR diagrams
+
+# TODO: missing mscgen
+RUN apk add graphviz openjdk8-jre
+RUN pip3 install -r dgs/requirements.txt gunicorn
+
+VOLUME /root/.diagrams
+
+env SCRIPT_NAME=/diagrams
+CMD ["gunicorn", "dgs.webserver:app", "--bind", "0.0.0.0:5003", "--forwarded-allow-ips=*"]

docker-compose.yml

@@ -12,6 +12,13 @@ services:
       - ./LocalSettings.php:/var/www/html/LocalSettings.php:ro
       - ./secrets.php:/var/www/html/secrets.php:ro
       - ./uploads.ini:/usr/local/etc/php/conf.d/uploads.ini:ro
+
+  diagrams:
+    build: ./diagrams
+    restart: always
+    volumes:
+      - diagrams-vol:/root/.diagrams
+
   database:
     image: mariadb
     volumes:
@@ -22,5 +29,7 @@ services:
       MYSQL_DATABASE: mediawiki
       #MYSQL_USER and MYSQL_PASSWORD in .env
       MYSQL_RANDOM_ROOT_PASSWORD: 'yes'
+
 volumes:
   mysql-vol:
+  diagrams-vol: