Alpinize + Dockerize Sahana Eden

sahana.sh

@@ -1,102 +1,52 @@
-#!/bin/bash
+#!/bin/sh
 
 SOURCE_DIR=$(realpath $(dirname "${0}"))/sahana
 
-# Install dependencies for Sahana
-apt-get -y --no-install-recommends install python-dateutil python-imaging python-lxml python-matplotlib python-openid python-psycopg2 python-pyth python-reportlab python-requests python-shapely python-tweepy python-xlrd python-xlwt
+# Check prerequisites
+docker image ls | grep -q postgres || $(realpath $(dirname "${0}"))/postgres.sh
 
-# Install web2py
-git clone --recursive https://github.com/web2py/web2py.git /srv/sahana
-git -C /srv/sahana checkout cda35fd
-git -C /srv/sahana submodule update
-
-# Install Sahana
-git clone --depth 1 https://github.com/sahana/eden.git /srv/sahana/applications/eden
-
-# Install TwitterSearch 0.78.6
-git clone --depth 1 https://github.com/ckoepp/TwitterSearch.git /tmp/TwitterSearch
-cd /tmp/TwitterSearch
-python setup.py install
-cd -
-rm -rf /tmp/TwitterSearch
-
-# Copy Czech language file
-cp ${SOURCE_DIR}/srv/sahana/applications/eden/languages/cs.py /srv/sahana/applications/eden/languages/cs.py
-
-# Symlink fonts with Czech glyphs
-ln -s /usr/share/fonts/truetype/dejavu/DejaVuSerif-Bold.ttf /srv/sahana/applications/eden/static/fonts/DejaVuSerif-Bold.ttf
-ln -s /usr/share/fonts/truetype/dejavu/DejaVuSerif.ttf /srv/sahana/applications/eden/static/fonts/DejaVuSerif.ttf
+# Build Docker container
+docker build -t sahana ${SOURCE_DIR}
 
 # Create PostgreSQL user and database
 export SAHANA_PWD=$(head -c 18 /dev/urandom | base64)
-envsubst <${SOURCE_DIR}/tmp/sahana-createdb.sql >/tmp/sahana-createdb.sql
-sudo -u postgres psql -f /tmp/sahana-createdb.sql
-rm -f /tmp/sahana-createdb.sql
+envsubst <${SOURCE_DIR}/createdb.sql | docker exec -i postgres psql
 
-# Configure web2py
-rm -rf /srv/sahana/applications/{admin,examples,welcome}
-cp ${SOURCE_DIR}/srv/sahana/routes.py /srv/sahana/routes.py
-cp ${SOURCE_DIR}/srv/sahana/run_scheduler.py /srv/sahana/run_scheduler.py
-ln -s /srv/sahana/handlers/wsgihandler.py /srv/sahana/wsgihandler.py
+# Prepare persistent directory structure
+mkdir -p /srv/sahana/conf /srv/sahana/data/databases /srv/sahana/data/uploads
+chown -R 8001:8001 /srv/sahana/conf
+docker run --rm -v /srv/sahana/conf:/mnt/conf sahana cp -rp /srv/web2py/applications/eden/models/. /mnt/conf
+
+# Copy Spotter template
+cp -r ${SOURCE_DIR}/srv/sahana/data/Spotter /srv/sahana/data/
+chown -R 8001:8001 /srv/sahana/data
 
 # Configure Sahana
-mkdir /srv/sahana/applications/eden/{databases,errors,sessions}
-mkdir -p /srv/sahana/applications/eden/static/cache/chart
-mkdir -p /srv/sahana/applications/eden/uploads/{gis_cache,images,tracks}
 export SAHANA_HMAC=$(head -c 18 /dev/urandom | base64)
-envsubst <${SOURCE_DIR}/srv/sahana/applications/eden/models/000_config.py >/srv/sahana/applications/eden/models/000_config.py
-cp ${SOURCE_DIR}/srv/sahana/applications/eden/models/00_settings.py /srv/sahana/applications/eden/models/00_settings.py
+envsubst <${SOURCE_DIR}/srv/sahana/conf/000_config.py >/srv/sahana/conf/000_config.py
+cp ${SOURCE_DIR}/srv/sahana/conf/00_settings.py /srv/sahana/conf/00_settings.py
 export SAHANA_ADMIN_USER=admin@example.com
 export SAHANA_ADMIN_PWD=$(head -c 12 /dev/urandom | base64)
-cp -r ${SOURCE_DIR}/srv/sahana/applications/eden/modules/templates/Spotter /srv/sahana/applications/eden/modules/templates/
-envsubst <${SOURCE_DIR}/srv/sahana/applications/eden/modules/templates/Spotter/masterUsers.csv >/srv/sahana/applications/eden/modules/templates/Spotter/masterUsers.csv
-
-# Create OS user
-adduser --system --group --home /srv/sahana --shell /bin/false sahana
-chown -R sahana:sahana /srv/sahana
+envsubst <${SOURCE_DIR}/srv/sahana/data/Spotter/masterUsers.csv >/srv/sahana/data/Spotter/masterUsers.csv
 
 # Populate database
-cd /srv/sahana
-sudo -u sahana python web2py.py -S eden -M -R applications/eden/static/scripts/tools/noop.py
+docker run --rm -h sahana --link postgres -v /srv/sahana/conf:/srv/web2py/applications/eden/models -v /srv/sahana/data/Spotter:/srv/web2py/applications/eden/modules/templates/Spotter -v /srv/sahana/data/databases:/srv/web2py/applications/eden/databases sahana ./web2py.py -S eden -M -R applications/eden/static/scripts/tools/noop.py
 
 # Set "production values" (increases performance) only if the DEBUG environment variable is not set
 if [ ${DEBUG:-0} -eq 0 ]; then
-    sed -i 's/settings.base.migrate = True/settings.base.migrate = False/' /srv/sahana/applications/eden/models/000_config.py
-    sed -i 's/settings.base.debug = True/settings.base.debug = False/' /srv/sahana/applications/eden/models/000_config.py
-    sed -i 's/#settings.base.prepopulate = 0/settings.base.prepopulate = 0/' /srv/sahana/applications/eden/models/000_config.py
-    sudo -u sahana python web2py.py -S eden -M -R applications/eden/static/scripts/tools/compile.py
+    sed -i 's/settings.base.migrate = True/settings.base.migrate = False/' /srv/sahana/conf/000_config.py
+    sed -i 's/settings.base.debug = True/settings.base.debug = False/' /srv/sahana/conf/000_config.py
+    sed -i 's/#settings.base.prepopulate = 0/settings.base.prepopulate = 0/' /srv/sahana/conf/000_config.py
 fi
 
-# Create uwsgi and nginx app definition
-cp ${SOURCE_DIR}/etc/uwsgi/apps-available/sahana.ini /etc/uwsgi/apps-available/sahana.ini
-ln -s /etc/uwsgi/apps-available/sahana.ini /etc/uwsgi/apps-enabled/sahana.ini
-cp ${SOURCE_DIR}/etc/nginx/apps-available/sahana /etc/nginx/apps-available/sahana
-ln -s /etc/nginx/apps-available/sahana /etc/nginx/apps-enabled/sahana
+# Create Sahana service
+cp ${SOURCE_DIR}/etc/init.d/sahana /etc/init.d/sahana
+rc-update add sahana boot
+service sahana start
 
-# Restart services
-systemctl restart uwsgi
-systemctl restart nginx
+# Create nginx app definition
+cp ${SOURCE_DIR}/etc/nginx/conf.d/sahana.conf /etc/nginx/conf.d/sahana.conf
+service nginx reload
 
 # Add portal application definition
-portal-app-manager sahana-eden "/eden/" "${SAHANA_ADMIN_USER}" "${SAHANA_ADMIN_PWD}"
-
-# TODO: Does matplotlib still require MPLCONFIGDIR directory?
-# If so, /srv/sahana/wsgihandler.py needs to be modified
-
-# TODO: Potentially needed dependencies
-# WARNING:  Setup unresolved dependency: boto required for Setup Module
-# WARNING:  S3Doc unresolved dependency: sunburnt required for Full-Text Search support
-# WARNING:  S3GIS unresolved dependency: selenium required for Map printing support
-# WARNING:  Setup unresolved dependency: PyYAML required for Setup Module
-# WARNING:  S3GIS unresolved dependency: GDAL required for Shapefile support
-# WARNING:  Setup unresolved dependency: ansible required for Setup Module
-# WARNING:  Survey unresolved dependency: PyRTF required if you want to export assessment/survey templates as a Word document
-# WARNING: Unresolved optional dependency: pyserial required
-# WARNING:  Message Parsing unresolved dependency: TwitterSearch required for fetching results from twitter keyword queries
-
-# TODO: Development notes
-# vi /srv/sahana/applications/eden/modules/templates/default/config.py
-# vi /srv/sahana/applications/eden/modules/s3cfg.py
-# sudo -u sahana /srv/sahana/web2py.py -i 192.168.2.202 -a sahana --nogui
-# sudo -u sahana openssl req -new -x509 -nodes -out /srv/sahana/cert.pem -keyout /srv/sahana/cert.key -subj "/C=CZ/CN=$(hostname -f)"
-# sudo -u sahana /srv/sahana/web2py.py -i 192.168.2.202 -a sahana -c /srv/sahana/cert.pem -k /srv/sahana/cert.key --nogui
+portal-app-manager sahana-eden "https://{host}:8401/eden/" "${SAHANA_ADMIN_USER}" "${SAHANA_ADMIN_PWD}"

sahana/Dockerfile

@@ -0,0 +1,60 @@
+FROM alpine:3.7
+MAINTAINER Disassembler <disassembler@dasm.cz>
+
+RUN \
+ # Install Python2 runtime
+ apk --no-cache add python2
+
+RUN \
+ # Install runtime XML dependencies
+ apk --no-cache add libxml2 libxslt
+
+RUN \
+ # Install runtime dependencies
+ apk --no-cache add py2-dateutil py2-lxml py2-numpy py2-pillow py2-psycopg2 py2-requests \
+ && echo 'http://dl-cdn.alpinelinux.org/alpine/edge/testing' >>/etc/apk/repositories \
+ && apk --no-cache add geos py-gdal \
+ && sed -i '$ d' /etc/apk/repositories
+
+RUN \
+ # Install build dependencies
+ apk --no-cache add --virtual .deps build-base git freetype-dev libpng-dev py-numpy-dev py2-pip python2-dev ttf-dejavu \
+ # Hackfix for python find_library('c') call
+ && ln -s /lib/ld-musl-x86_64.so.1 /lib/libc.so.1 \
+ # Install web2py
+ && git clone --recursive https://github.com/web2py/web2py.git /srv/web2py \
+ && git -C /srv/web2py checkout 7035398 \
+ && git -C /srv/web2py submodule update \
+ # Fix Web2py urllib import (https://github.com/web2py/pydal/commit/9d2290c)
+ && sed -i 's/import traceback/import traceback\nimport urllib/' /srv/web2py/gluon/packages/dal/pydal/base.py \
+ # Install Sahana
+ && git clone --depth 1 https://github.com/sahana/eden.git /srv/web2py/applications/eden \
+ # Install python dependencies, exclude old or unnecessary ones
+ && sed -i 's/^ansible/#ansible/' /srv/web2py/applications/eden/optional_requirements.txt \
+ && sed -i 's/^boto/#boto/' /srv/web2py/applications/eden/optional_requirements.txt \
+ && sed -i 's/^PIL/#PIL/' /srv/web2py/applications/eden/optional_requirements.txt \
+ && sed -i 's/^PyRTF/#PyRTF/' /srv/web2py/applications/eden/optional_requirements.txt \
+ && sed -i 's/^PyYAML/#PyYAML/' /srv/web2py/applications/eden/optional_requirements.txt \
+ && pip install -r /srv/web2py/applications/eden/optional_requirements.txt \
+ # Copy fonts with Czech glyphs
+ && cp /usr/share/fonts/ttf-dejavu/DejaVuSerif-Bold.ttf /srv/web2py/applications/eden/static/fonts/DejaVuSerif-Bold.ttf \
+ && cp /usr/share/fonts/ttf-dejavu/DejaVuSerif.ttf /srv/web2py/applications/eden/static/fonts/DejaVuSerif.ttf \
+ # Create OS user
+ && addgroup -S -g 8001 sahana \
+ && adduser -S -u 8001 -h /srv/web2py -s /bin/false -g sahana -G sahana sahana \
+ && chown -R sahana:sahana /srv/web2py \
+ # Cleanup
+ && apk del .deps \
+ && find /srv/web2py -name '.git*' -exec rm -rf {} + \
+ && rm -r /srv/web2py/applications/admin /srv/web2py/applications/examples /srv/web2py/applications/welcome \
+ && rm -r /root/.cache
+
+COPY --chown=8001:8001 docker/srv/ /srv/
+COPY docker/usr/ /usr/
+
+VOLUME ["/srv/web2py/applications/eden/models", "/srv/web2py/applications/eden/databases", "/srv/web2py/applications/eden/uploads"]
+EXPOSE 8001
+
+USER sahana
+WORKDIR /srv/web2py
+CMD ["web2py_eden.sh"]

sahana/docker/usr/local/bin/web2py_eden.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+cd /srv/web2py
+./web2py.py -a $(head -c 18 /dev/urandom | base64) -K eden -X -i 0.0.0.0 -p 8001 --nogui

sahana/etc/init.d/sahana

@@ -0,0 +1,26 @@
+#!/sbin/openrc-run
+
+description="Sahana Eden docker container"
+
+depend() {
+	need docker net
+	use dns logger netmount
+	after postgres
+}
+
+start() {
+	/usr/bin/docker run -d --rm \
+	--name sahana \
+	-h sahana \
+	--link postgres \
+	-p 127.0.0.1:9001:8001 \
+	-v /srv/sahana/conf:/srv/web2py/applications/eden/models \
+	-v /srv/sahana/data/Spotter:/srv/web2py/applications/eden/modules/templates/Spotter \
+	-v /srv/sahana/data/databases:/srv/web2py/applications/eden/databases \
+	-v /srv/sahana/data/uploads:/srv/web2py/applications/eden/uploads \
+	sahana
+}
+
+stop() {
+	/usr/bin/docker stop sahana
+}

sahana/etc/nginx/apps-available/sahana

@@ -1,13 +0,0 @@
-location /eden {
-    uwsgi_pass unix:///run/uwsgi/app/sahana/socket;
-    uwsgi_read_timeout 300s;
-    uwsgi_send_timeout 300s;
-    include uwsgi_params;
-    uwsgi_param UWSGI_SCHEME $scheme;
-    uwsgi_param SERVER_SOFTWARE nginx/$nginx_version;
-}
-
-location ~* /eden/static {
-    root /srv/sahana/applications;
-    expires max;
-}

sahana/etc/nginx/conf.d/sahana.conf

@@ -0,0 +1,14 @@
+server {
+    listen [::]:8001 ipv6only=off;
+    listen [::]:8401 ssl http2 ipv6only=off;
+
+    access_log /var/log/nginx/sahana.access.log;
+    error_log /var/log/nginx/sahana.error.log;
+
+    location / {
+        proxy_set_header X-Forwarded-For $remote_addr;
+        proxy_set_header X-Forwarded-Host $host:$server_port;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_pass http://127.0.0.1:9001;
+    }
+}

sahana/etc/uwsgi/apps-available/sahana.ini

@@ -1,15 +0,0 @@
-[uwsgi]
-uid = sahana
-gid = sahana
-chown-socket = www-data:www-data
-chdir = /srv/sahana
-module = wsgihandler
-cheaper = 1
-cheaper-algo = spare
-cheaper-initial = 1
-cheaper-step = 1
-workers = 4
-idle = 600
-harakiri = 300
-mule = run_scheduler.py
-cron = 10 -1 -1 -1 -1 python web2py.py -Q -S eden -M -R scripts/sessions2trash.py -A -o

sahana/srv/sahana/conf/000_config.py

@@ -30,7 +30,7 @@ settings.base.template = "Spotter"
 settings.database.db_type = "postgres"
 #settings.database.db_type = "mysql"
 # Uncomment to use a different host
-#settings.database.host = "localhost"
+settings.database.host = "postgres"
 # Uncomment to use a different port
 #settings.database.port = 3306
 #settings.database.port = 5432
@@ -92,7 +92,7 @@ settings.auth.hmac_key = "${SAHANA_HMAC}"
 
 # Email settings
 # Outbound server
-settings.mail.server = "127.0.0.1:25"
+settings.mail.server = "postfix:587"
 #settings.mail.tls = True
 # Useful for Windows Laptops:
 # https://www.google.com/settings/security/lesssecureapps

sahana/srv/sahana/run_scheduler.py

@@ -1,6 +0,0 @@
-#!/usr/bin/env python
-
-from gluon.shell import run
-
-if __name__ == '__main__':
-    run('eden', True, True, None, False, 'from gluon import current; current._scheduler.loop()')