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Brett
parent
a21ab5cab7
commit
9088ac295d
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@ -23,8 +23,7 @@ services:
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datapusher:
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container_name: datapusher
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build:
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context: datapusher/
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image: kowhai/datapusher:0.0.17
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ports:
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- "8800:8800"
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@ -0,0 +1,113 @@
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FROM alpine:3.7
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# Internal environment variables
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ENV APP_DIR=/srv/app
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ENV SRC_DIR=/srv/app/src
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ENV CKAN_INI=${APP_DIR}/ckan.ini
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ENV PIP_SRC=${SRC_DIR}
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ENV CKAN_STORAGE_PATH=/var/lib/ckan
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ENV GIT_URL=https://github.com/ckan/ckan.git
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# CKAN version to build
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ENV GIT_BRANCH=ckan-2.9.3
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# Customize these on the .env file if needed
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ENV CKAN_SITE_URL=http://localhost:5000
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ENV CKAN__PLUGINS image_view text_view recline_view datastore datapusher envvars
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WORKDIR ${APP_DIR}
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# Install necessary packages to run CKAN
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RUN apk add --no-cache tzdata \
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git \
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gettext \
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postgresql-client \
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python3 \
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apache2-utils \
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libxml2 \
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libxslt \
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musl-dev \
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uwsgi-http \
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uwsgi-corerouter \
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uwsgi-python3 \
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py3-gevent \
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uwsgi-gevent \
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libmagic \
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curl \
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sudo && \
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# Packages to build CKAN requirements and plugins
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apk add --no-cache --virtual .build-deps \
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postgresql-dev \
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gcc \
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make \
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g++ \
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autoconf \
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automake \
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libtool \
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python3-dev \
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py3-virtualenv \
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libxml2-dev \
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libxslt-dev \
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linux-headers && \
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# Create SRC_DIR
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mkdir -p ${SRC_DIR}
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# Install pip
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RUN curl -o ${SRC_DIR}/get-pip.py https://bootstrap.pypa.io/get-pip.py && \
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python3 ${SRC_DIR}/get-pip.py
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# Set up Python3 virtual environment
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RUN cd ${APP_DIR} && \
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python3 -m venv ${APP_DIR} && \
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source ${APP_DIR}/bin/activate
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# Virtual environment binaries/scripts to be used first
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ENV PATH=${APP_DIR}/bin:${PATH}
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# Install CKAN, uwsgi plus extensions
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RUN pip3 install -e git+${GIT_URL}@${GIT_BRANCH}#egg=ckan && \
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pip3 install uwsgi && \
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cd ${SRC_DIR}/ckan && \
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cp who.ini ${APP_DIR} && \
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pip install --no-binary :all: -r requirements.txt && \
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# Install CKAN envvars to support loading config from environment variables
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pip3 install -e git+https://github.com/okfn/ckanext-envvars.git#egg=ckanext-envvars && \
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# Install CKAN extensions
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pip3 install -e 'git+https://github.com/DataShades/ckanext-xloader@py3#egg=ckanext-xloader' && \
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pip3 install -r $CKAN_VENV/src/ckanext-xloader/requirements.txt && \
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pip3 install -U requests[security] && \
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pip3 install -e 'git+https://github.com/DataShades/ckanext-harvest.git@py3#egg=ckanext-harvest' && \
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pip3 install -r $CKAN_VENV/src/ckanext-harvest/pip-requirements.txt && \
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pip3 install -e 'git+https://github.com/DataShades/ckanext-syndicate@py3#egg=ckanext-syndicate' && \
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pip3 install -r $CKAN_VENV/src/ckanext-syndicate/requirements.txt && \
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pip3 install -e 'git+https://github.com/ckan/ckanext-scheming.git@master#egg=ckanext-scheming' && \
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pip3 install -r $CKAN_VENV/src/ckanext-scheming/requirements.txt
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# Create and update CKAN config
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RUN ckan generate config ${CKAN_INI}
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# Install and configure supervisor
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RUN pip3 install supervisor && \
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mkdir /etc/supervisord.d
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# Copy all setup files
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COPY setup ${APP_DIR}
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COPY setup/supervisor.worker.conf /etc/supervisord.d/worker.conf
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COPY setup/supervisord.conf /etc/supervisord.conf
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# Create a local user and group to run the app
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RUN addgroup -g 92 -S ckan && \
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adduser -u 92 -h /srv/app -H -D -S -G ckan ckan
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# Create local storage folder
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RUN mkdir -p $CKAN_STORAGE_PATH && \
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chown -R ckan:ckan $CKAN_STORAGE_PATH
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# Create entrypoint directory for children image scripts
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ONBUILD RUN mkdir /docker-entrypoint.d
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RUN chown ckan -R /srv/app
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EXPOSE 5000
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HEALTHCHECK --interval=10s --timeout=5s --retries=5 CMD curl --fail http://localhost:5000/api/3/action/status_show || exit 1
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CMD ["/srv/app/start_ckan.sh"]
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@ -0,0 +1,15 @@
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[uwsgi]
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http-socket = :5000
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uid = ckan
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guid = ckan
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plugins = python3
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wsgi-file = /srv/app/wsgi.py
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virtualenv = /srv/app
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module = wsgi:application
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master = true
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processes = 5
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pidfile = /tmp/%n.pid
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harakiri = 50
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max-requests = 5000
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vacuum = true
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callable = application
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@ -0,0 +1,194 @@
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import os
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import sys
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import subprocess
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import psycopg2
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import urllib3
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import time
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import re
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ckan_ini = os.environ.get('CKAN_INI', '/srv/app/ckan.ini')
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RETRY = 5
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def update_plugins():
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plugins = os.environ.get('CKAN__PLUGINS', '')
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print('[prerun] Setting the following plugins in {}:'.format(ckan_ini))
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print(plugins)
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cmd = ['ckan', 'config-tool', ckan_ini,
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'ckan.plugins = {}'.format(plugins)]
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subprocess.check_output(cmd, stderr=subprocess.STDOUT)
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print('[prerun] Plugins set.')
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def check_main_db_connection(retry=None):
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conn_str = os.environ.get('CKAN_SQLALCHEMY_URL')
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if not conn_str:
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print('[prerun] CKAN_SQLALCHEMY_URL not defined, not checking db')
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return check_db_connection(conn_str, retry)
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def check_datastore_db_connection(retry=None):
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conn_str = os.environ.get('CKAN_DATASTORE_WRITE_URL')
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if not conn_str:
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print('[prerun] CKAN_DATASTORE_WRITE_URL not defined, not checking db')
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return check_db_connection(conn_str, retry)
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def check_db_connection(conn_str, retry=None):
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if retry is None:
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retry = RETRY
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elif retry == 0:
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print('[prerun] Giving up after 5 tries...')
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sys.exit(1)
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try:
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connection = psycopg2.connect(conn_str)
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except psycopg2.Error as e:
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print(str(e))
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print('[prerun] Unable to connect to the database, waiting...')
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time.sleep(10)
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check_db_connection(conn_str, retry=retry - 1)
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else:
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connection.close()
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def check_solr_connection(retry=None):
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if retry is None:
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retry = RETRY
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elif retry == 0:
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print('[prerun] Giving up after 5 tries...')
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sys.exit(1)
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url = os.environ.get('CKAN_SOLR_URL', '')
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search_url = '{url}/select/?q=*&wt=json'.format(url=url)
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http = urllib3.PoolManager()
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try:
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r = http.request('GET', search_url)
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except urllib3.exceptions.ConnectionError as e:
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print(str(e))
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print('[prerun] Unable to connect to solr, waiting...')
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time.sleep(10)
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check_solr_connection(retry=retry - 1)
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else:
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print('[prerun] Connection Status from SOLR is ', (r.status))
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def init_db():
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db_command = ['ckan', '-c', ckan_ini,
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'db', 'init']
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print('[prerun] Initializing or upgrading db - start')
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try:
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subprocess.check_output(db_command, stderr=subprocess.STDOUT)
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print('[prerun] Initializing or upgrading db - end')
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except subprocess.CalledProcessError as e:
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if 'OperationalError' in e.output:
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print(e.output)
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print('[prerun] Database not ready, waiting a bit before exit...')
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time.sleep(5)
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sys.exit(1)
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else:
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print(e.output)
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raise e
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def init_datastore_db():
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conn_str = os.environ.get('CKAN_DATASTORE_WRITE_URL')
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if not conn_str:
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print('[prerun] Skipping datastore initialization')
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return
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datastore_perms_command = ['ckan', '-c', ckan_ini,
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'datastore', 'set-permissions']
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connection = psycopg2.connect(conn_str)
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cursor = connection.cursor()
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print('[prerun] Initializing datastore db - start')
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try:
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datastore_perms = subprocess.Popen(
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datastore_perms_command,
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stdout=subprocess.PIPE)
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perms_sql = datastore_perms.stdout.read().decode('utf-8')
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# Remove internal pg command as psycopg2 does not like it
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perms_sql = re.sub('\\\\connect \"(.*)\"', '', perms_sql)
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cursor.execute(perms_sql)
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for notice in connection.notices:
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print(notice)
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connection.commit()
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print('[prerun] Initializing datastore db - end')
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print(datastore_perms.stdout.read().decode('utf-8'))
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except psycopg2.Error as e:
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print('[prerun] Could not initialize datastore')
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print(str(e))
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except subprocess.CalledProcessError as e:
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if 'OperationalError' in e.output:
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print(e.output)
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print('[prerun] Database not ready, waiting a bit before exit...')
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time.sleep(5)
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sys.exit(1)
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else:
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print(e.output)
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raise e
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finally:
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cursor.close()
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connection.close()
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def create_sysadmin():
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name = os.environ.get('CKAN_SYSADMIN_NAME')
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password = os.environ.get('CKAN_SYSADMIN_PASSWORD')
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email = os.environ.get('CKAN_SYSADMIN_EMAIL')
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if name and password and email:
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# Check if user exists
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command = ['ckan', '-c', ckan_ini, 'user', 'show', name,]
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out = subprocess.check_output(command)
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if 'User:None' not in re.sub(r'\s', '', out.decode()):
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print('[prerun] Sysadmin user exists, skipping creation')
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return
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# Create user
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command = ['ckan', '-c', ckan_ini, 'user', 'add',
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name,
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'password=' + password,
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'email=' + email]
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subprocess.call(command)
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print('[prerun] Created user {0}'.format(name))
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# Make it sysadmin
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command = ['ckan', '-c', ckan_ini, 'sysadmin', 'add',
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name]
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subprocess.call(command)
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print('[prerun] Made user {0} a sysadmin'.format(name))
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if __name__ == '__main__':
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maintenance = os.environ.get('MAINTENANCE_MODE', '').lower() == 'true'
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if maintenance:
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print('[prerun] Maintenance mode, skipping setup...')
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else:
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check_main_db_connection()
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init_db()
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update_plugins()
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check_datastore_db_connection()
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init_datastore_db()
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check_solr_connection()
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create_sysadmin()
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@ -0,0 +1,46 @@
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#!/bin/bash
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# Run the prerun script to init CKAN and create the default admin user
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sudo -u ckan -EH python3 prerun.py
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# Run any startup scripts provided by images extending this one
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if [[ -d "/docker-entrypoint.d" ]]
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then
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for f in /docker-entrypoint.d/*; do
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case "$f" in
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*.sh) echo "$0: Running init file $f"; . "$f" ;;
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*.py) echo "$0: Running init file $f"; python "$f"; echo ;;
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*) echo "$0: Ignoring $f (not an sh or py file)" ;;
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esac
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echo
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done
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fi
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# Check whether http basic auth password protection is enabled and enable basicauth routing on uwsgi respecfully
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if [ $? -eq 0 ]
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then
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if [ "$PASSWORD_PROTECT" = true ]
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then
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if [ "$HTPASSWD_USER" ] || [ "$HTPASSWD_PASSWORD" ]
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then
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# Generate htpasswd file for basicauth
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htpasswd -d -b -c /srv/app/.htpasswd $HTPASSWD_USER $HTPASSWD_PASSWORD
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# Start supervisord
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supervisord --configuration /etc/supervisord.conf &
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# Start uwsgi with basicauth
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sudo -u ckan -EH uwsgi -i ckan-uwsgi.ini
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else
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echo "Missing HTPASSWD_USER or HTPASSWD_PASSWORD environment variables. Exiting..."
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exit 1
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fi
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else
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# Start supervisord
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supervisord --configuration /etc/supervisord.conf &
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# Start uwsgi
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sudo -u ckan -EH uwsgi -i ckan-uwsgi.ini
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fi
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else
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echo "[prerun] failed...not starting CKAN."
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fi
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@ -0,0 +1,12 @@
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[program:ckan-worker]
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command=ckan -c /srv/app/ckan.ini jobs worker
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priority=501
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autostart=true
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autorestart=true
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redirect_stderr=true
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stdout_logfile=/dev/stdout
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stdout_logfile_maxbytes=0
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stderr_logfile=/dev/stdout
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stderr_logfile_maxbytes=0
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user=ckan
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environment=HOME="/srv/app",USER="ckan"
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@ -0,0 +1,23 @@
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[unix_http_server]
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file = /tmp/supervisor.sock
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chmod = 0777
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chown = nobody:nogroup
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[supervisord]
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logfile = /tmp/supervisord.log
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logfile_maxbytes = 50MB
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logfile_backups=10
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loglevel = info
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pidfile = /tmp/supervisord.pid
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nodaemon = true
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umask = 022
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identifier = supervisor
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[supervisorctl]
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serverurl = unix:///tmp/supervisor.sock
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[rpcinterface:supervisor]
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supervisor.rpcinterface_factory = supervisor.rpcinterface:make_main_rpcinterface
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[include]
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files = /etc/supervisord.d/*.conf
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@ -0,0 +1,9 @@
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import os
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from ckan.config.middleware import make_app
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from ckan.cli import CKANConfigLoader
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from logging.config import fileConfig as loggingFileConfig
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config_filepath = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'ckan.ini')
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abspath = os.path.join(os.path.dirname(os.path.abspath(__file__)))
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loggingFileConfig(config_filepath)
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config = CKANConfigLoader(config_filepath).get_config()
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application = make_app(config)
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