Add docker support

.dockerignore

@@ -0,0 +1,6 @@
+Dockerfile
+logs/*
+tmp/*
+.git
+.data
+.idea

.gitignore

@@ -37,4 +37,5 @@ httpd2.pid
 httpd.pid
 lib/WebworkBridge/classlists/
 .dump_past_answers_salt
-.data
+.data
+.idea

Dockerfile

@@ -0,0 +1,146 @@
+FROM ubuntu:16.04
+
+ENV WEBWORK_URL /webwork2
+ENV WEBWORK_ROOT_URL http://localhost
+ENV WEBWORK_DB_HOST db
+ENV WEBWORK_DB_PORT 3306
+ENV WEBWORK_DB_NAME webwork
+ENV WEBWORK_DB_DSN DBI:mysql:${WEBWORK_DB_NAME}:${WEBWORK_DB_HOST}:${WEBWORK_DB_PORT}
+ENV WEBWORK_DB_USER webworkWrite
+ENV WEBWORK_DB_PASSWORD passwordRW
+ENV WEBWORK_SMTP_SERVER localhost
+ENV WEBWORK_SMTP_SENDER [email protected]
+ENV WEBWORK_TIMEZONE America/New_York
+ENV APACHE_RUN_USER www-data
+ENV APACHE_RUN_GROUP www-data
+# temporary state file location. This might be changed to /run in Wheezy+1
+ENV APACHE_PID_FILE /var/run/apache2/apache2.pid
+ENV APACHE_RUN_DIR /var/run/apache2
+ENV APACHE_LOCK_DIR /var/lock/apache2
+# Only /var/log/apache2 is handled by /etc/logrotate.d/apache2.
+ENV APACHE_LOG_DIR /var/log/apache2
+ENV APP_ROOT /opt/webwork
+ENV WEBWORK_ROOT $APP_ROOT/webwork2
+ENV PG_ROOT $APP_ROOT/pg
+ENV DEV 0
+
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends --no-install-suggests \
+       apache2 \
+       curl \
+       dvipng \
+       gcc \
+       libapache2-request-perl \
+       libcrypt-ssleay-perl \
+       libdatetime-perl \
+       libdancer-perl \
+       libdancer-plugin-database-perl \
+       libdbd-mysql-perl \
+       libemail-address-perl \
+       libexception-class-perl \
+       libextutils-xsbuilder-perl \
+       libfile-find-rule-perl-perl \
+       libgd-perl \
+       libhtml-scrubber-perl \
+       libjson-perl \
+       liblocale-maketext-lexicon-perl \
+       libmail-sender-perl \
+       libmime-tools-perl \
+       libnet-ip-perl \
+       libnet-ldap-perl \
+       libnet-oauth-perl \
+       libossp-uuid-perl \
+       libpadwalker-perl \
+       libpath-class-perl \
+       libphp-serialization-perl \
+       libsoap-lite-perl \
+       libsql-abstract-perl \
+       libstring-shellquote-perl \
+       libtemplate-perl \
+       libtext-csv-perl \
+       libtimedate-perl \
+       libuuid-tiny-perl \
+       libxml-parser-perl \
+       libxml-writer-perl \
+       libapache2-reload-perl \
+       make \
+       netpbm \
+       preview-latex-style \
+       texlive \
+       texlive-latex-extra \
+       libc6-dev \
+       git \
+       mysql-client \
+    && curl -Lk https://cpanmin.us | perl - App::cpanminus \
+    && cpanm install XML::Parser::EasyTree Iterator Iterator::Util Pod::WSDL Array::Utils HTML::Template XMLRPC::Lite Mail::Sender \
+    && rm -fr /var/lib/apt/lists/* ./cpanm /root/.cpanm /tmp/*
+
+RUN mkdir -p $APP_ROOT/courses $APP_ROOT/libraries $APP_ROOT/webwork2
+
+COPY VERSION /tmp
+
+RUN WEBWORK_VERSION=`cat /tmp/VERSION|sed -n 's/.*\([0-9]\.[0-9]*\)'\'';/\1/p'` \
+    && curl -fSL https://github.com/openwebwork/pg/archive/PG-${WEBWORK_VERSION}.tar.gz -o /tmp/PG-${WEBWORK_VERSION}.tar.gz \
+    && tar xzf /tmp/PG-${WEBWORK_VERSION}.tar.gz \
+    && mv pg-PG-${WEBWORK_VERSION} $APP_ROOT/pg \
+    && rm /tmp/PG-${WEBWORK_VERSION}.tar.gz \
+    && curl -fSL https://github.com/openwebwork/webwork-open-problem-library/archive/master.tar.gz -o /tmp/opl.tar.gz \
+    && tar xzf /tmp/opl.tar.gz \
+    && mv webwork-open-problem-library-master $APP_ROOT/libraries/webwork-open-problem-library \
+    && rm /tmp/opl.tar.gz \
+    && curl -fSL https://github.com/mathjax/MathJax/archive/master.tar.gz -o /tmp/mathjax.tar.gz \
+    && tar xzf /tmp/mathjax.tar.gz \
+    && mv MathJax-master $APP_ROOT/MathJax \
+    && rm /tmp/mathjax.tar.gz \
+    && rm /tmp/VERSION
+    #curl -fSL https://github.com/openwebwork/webwork2/archive/WeBWorK-${WEBWORK_VERSION}.tar.gz -o /tmp/WeBWorK-${WEBWORK_VERSION}.tar.gz \
+    #&& tar xzf /tmp/WeBWorK-${WEBWORK_VERSION}.tar.gz \
+    #&& mv webwork2-WeBWorK-${WEBWORK_VERSION} $APP_ROOT/webwork2 \
+    #&& rm /tmp/WeBWorK-${WEBWORK_VERSION}.tar.gz \
+
+RUN echo "PATH=$PATH:$APP_ROOT/webwork2/bin" >> /root/.bashrc
+
+COPY . $APP_ROOT/webwork2
+
+RUN cd $APP_ROOT/webwork2/courses.dist \
+    && cp *.lst $APP_ROOT/courses/ \
+    && cp -R modelCourse $APP_ROOT/courses/ \
+    && cd $APP_ROOT/pg/lib/chromatic \
+    && gcc color.c -o color
+
+# setup apache
+RUN cd $APP_ROOT/webwork2/conf \
+    && cp webwork.apache2.4-config.dist webwork.apache2.4-config \
+    && cp $APP_ROOT/webwork2/conf/webwork.apache2.4-config /etc/apache2/conf-enabled/webwork.conf \
+    && a2dismod mpm_event \
+    && a2enmod mpm_prefork \
+    && sed -i -e 's/Timeout 300/Timeout 1200/' /etc/apache2/apache2.conf \
+    && sed -i -e 's/MaxRequestWorkers     150/MaxRequestWorkers     20/' \
+        -e 's/MaxConnectionsPerChild   0/MaxConnectionsPerChild   100/' \
+        /etc/apache2/mods-available/mpm_prefork.conf \
+    && cp $APP_ROOT/webwork2/htdocs/favicon.ico /var/www/html \
+    && sed -i -e 's/^<Perl>$/\
+      PerlPassEnv WEBWORK_URL\n\
+      PerlPassEnv WEBWORK_ROOT_URL\n\
+      PerlPassEnv WEBWORK_DB_DSN\n\
+      PerlPassEnv WEBWORK_DB_USER\n\
+      PerlPassEnv WEBWORK_DB_PASSWORD\n\
+      PerlPassEnv WEBWORK_SMTP_SERVER\n\
+      PerlPassEnv WEBWORK_SMTP_SENDER\n\
+      PerlPassEnv WEBWORK_TIMEZONE\n\
+      \n<Perl>/' /etc/apache2/conf-enabled/webwork.conf
+
+RUN cd $APP_ROOT/webwork2/ \
+    && chown www-data DATA ../courses htdocs/tmp htdocs/applets logs tmp $APP_ROOT/pg/lib/chromatic \
+    && chmod -R u+w DATA ../courses htdocs/tmp htdocs/applets logs tmp $APP_ROOT/pg/lib/chromatic
+
+COPY docker-entrypoint.sh /usr/local/bin/
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+
+EXPOSE 80
+
+WORKDIR $APP_ROOT
+
+CMD ["apache2", "-DFOREGROUND"]

docker-compose.yml

@@ -0,0 +1,24 @@
+version: '2'
+services:
+  db:
+    image: mariadb:10.1
+    volumes:
+      - "./.data/db:/var/lib/mysql"
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: randomepassword
+      MYSQL_DATABASE: webwork
+      MYSQL_USER: webworkWrite
+      MYSQL_PASSWORD: passwordRW
+  app:
+    build: .
+    image: webwork
+    depends_on:
+      - db
+    volumes:
+      - ".:/opt/webwork/webwork2"
+      - "./.data/courses:/opt/webwork/courses"
+    ports:
+      - "8080:80"
+    environment:
+      DEV: 0

docker-entrypoint.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+set -eo pipefail
+
+# if command starts with an option, prepend apache2
+if [ "${1:0:1}" = '-'  ]; then
+    set -- apache2 "$@"
+fi
+
+if [ "$1" = 'apache2' ]; then
+    # create admin course if not existing
+    if [ ! -d "$APP_ROOT/courses/admin"  ]; then
+        # wait for db to start up
+        echo "Waiting for database to start..."
+        while ! timeout 1 bash -c "(cat < /dev/null > /dev/tcp/$WEBWORK_DB_HOST/$WEBWORK_DB_PORT) >/dev/null 2>&1"; do sleep 0.5; done
+        newgrp www-data
+        umask 2
+        cd $APP_ROOT/courses
+        WEBWORK_ROOT=$APP_ROOT/webwork2 $APP_ROOT/webwork2/bin/addcourse admin --db-layout=sql_single --users=$APP_ROOT/webwork2/courses.dist/adminClasslist.lst --professors=admin
+        chown root:www-data -R $APP_ROOT/courses/admin
+        echo "Admin course is created."
+    fi
+    # generate conf files if not exist
+    for i in site.conf localOverrides.conf; do
+        if [ ! -f $APP_ROOT/webwork2/conf/$i ]; then
+            cp $APP_ROOT/webwork2/conf/$i.dist $APP_ROOT/webwork2/conf/$i
+            if [ $i == 'site.conf' ]; then
+                sed -i -e 's/webwork_url       = '\''\/webwork2'\''/webwork_url       = $ENV{"WEBWORK_URL"}/' \
+                    -e 's/server_root_url   = '\'''\''/server_root_url   = $ENV{"WEBWORK_ROOT_URL"}/' \
+                    -e 's/database_dsn ="dbi:mysql:webwork"/database_dsn =$ENV{"WEBWORK_DB_DSN"}/' \
+                    -e 's/database_username ="webworkWrite"/database_username =$ENV{"WEBWORK_DB_USER"}/' \
+                    -e 's/database_password ="passwordRW"/database_password =$ENV{"WEBWORK_DB_PASSWORD"}/' \
+                    -e 's/mail{smtpServer} = '\'''\''/mail{smtpServer} = $ENV{"WEBWORK_SMTP_SERVER"}/' \
+                    -e 's/mail{smtpSender} = '\'''\''/mail{smtpSender} = $ENV{"WEBWORK_SMTP_SENDER"}/' \
+                    -e 's/siteDefaults{timezone} = "America\/New_York"/siteDefaults{timezone} = $ENV{"WEBWORK_TIMEZONE"}/' \
+                    -e 's/$server_groupID    = '\''wwdata'\''/$server_groupID    = "root"/' \
+                    $APP_ROOT/webwork2/conf/site.conf
+            fi
+        fi
+    done
+    # generate apache2 reload config if needed
+    if [ $DEV -eq 1 ]; then
+        echo "PerlModule Apache2::Reload" > /etc/apache2/conf-enabled/apache2-reload.conf
+        echo "PerlInitHandler Apache2::Reload" >> /etc/apache2/conf-enabled/apache2-reload.conf
+        echo "Running in DEV mode..."
+    else
+        rm -f /etc/apache2/conf-enabled/apache2-reload.conf
+    fi
+fi
+
+exec "$@"

lib/WeBWorK/CourseEnvironment.pm

@@ -162,6 +162,7 @@ sub new {
 	my $globalFileContents = readFile($globalEnvironmentFile);
 	# warn "about to evaluate defaults.conf $seedVars{courseName}\n";
 	# warn  join(" | ", (caller(1))[0,1,2,3,4] ), "\n";
+	$safe->share_from('main', [qw(%ENV)]);
 	$safe->reval($globalFileContents);
 	# warn "end the evaluation\n";