Installation
=====================

Here's the installation instructions for Enfix.

Assumptions:

#. Ubuntu 13.04
#. We will be using nginx as the web server, and UWSGI as the adapter.  Apache and modwsgi are also possible,
   but not described here.

::

    apt-get install nginx uwsgi python2.7 python2.7-dev python-virtualenv mongodb uwsgi-plugin-python \
        libjpeg62 libpng3 libjpeg62-dev libpng12-dev zlib1g-dev libfreetype6 libfreetype6-dev
    cd /home
    mkdir -p sites/venv/
    cd sites
    # Unzip Enfix packages here.

    virtualenv venv/gglms_api
    source venv/gglms_api/bin/activate
    cd gglms_api
    pip install -r requirements.txt
    # Make a prod.py config.
    python setup_site.py <domain_prefix>
    cp wsgi.wsgi wsgi_config.py
    # Create /etc/nginx/sites-available/gglms_api
    ln -s /etc/nginx/sites-available/gglms_api /etc/nginx/sites-enabled/gglms_api
    # Create /etc/uwsgi/apps-available/gglms_api.xml
    ln -s /etc/uwsgi/apps-available/gglms_api.xml /etc/uwsgi/apps-enabled/gglms_api.xml
    service uwsgi restart
    service nginx restart

    cd ..
    virtualenv venv/gglms_ui
    source venv/gglms_ui/bin/activate
    cd gglms_ui
    pip install -r requirements.txt
    # Make a settings_local.py config.
    python setup_site.py <domain_prefix>
    cp wsgi.wsgi wsgi_config.py
    # Create /etc/nginx/sites-available/gglms_ui
    ln -s /etc/nginx/sites-available/gglms_ui /etc/nginx/sites-enabled/gglms_ui
    # Create /etc/uwsgi/apps-available/gglms_ui.xml
    ln -s /etc/uwsgi/apps-available/gglms_ui.xml /etc/uwsgi/apps-enabled/gglms_ui.xml
    service uwsgi restart
    service nginx restart

/etc/nginx/sites-available/gglms_api::

    server {
        listen          80;
        server_name     <prefix>.api.enfixlp.com;

        location / {
            uwsgi_pass      unix:///var/run/uwsgi/app/gglms_api/socket;
            include         uwsgi_params;
            uwsgi_param     UWSGI_SCHEME $scheme;
            uwsgi_param     SERVER_SOFTWARE    nginx/$nginx_version;

        }

        location /static {
            root   /home/sites/gglms_api/;
        }

    }

/etc/uwsgi/apps-available/gglms_api.xml::

    <uwsgi>
        <plugins>python</plugins>
        <socket>/var/run/uwsgi/app/gglms_api/socket</socket>
        <pythonpath>/home/sites/gglms_api/</pythonpath>
        <virtualenv>/home/sites/venv/gglms_api/</virtualenv>
        <module>wsgi_config:application</module>
        <master/>
        <processes>4</processes>
        <harakiri>60</harakiri>
        <reload-mercy>8</reload-mercy>
        <cpu-affinity>1</cpu-affinity>
        <max-requests>2000</max-requests>
        <limit-as>256</limit-as>
        <reload-on-as>192</reload-on-as>
        <reload-on-rss>128</reload-on-rss>
        <no-orphans/>
        <vacuum/>
    </uwsgi>

/etc/nginx/sites-available/gglms_ui::

    server {
        listen          80;
        server_name     <prefix>.ui.enfixlp.com;

        location / {
            uwsgi_pass      unix:///var/run/uwsgi/app/gglms_ui/socket;
            include         uwsgi_params;
            uwsgi_param     UWSGI_SCHEME $scheme;
            uwsgi_param     SERVER_SOFTWARE    nginx/$nginx_version;

        }
    }

/etc/uwsgi/apps-available/gglms_ui.xml::

    <uwsgi>
        <plugins>python</plugins>
        <socket>/var/run/uwsgi/app/gglms_ui/socket</socket>
        <pythonpath>/home/sites/gglms_ui/</pythonpath>
        <virtualenv>/home/sites/venv/gglms_ui/</virtualenv>
        <module>wsgi:application</module>
        <master/>
        <processes>4</processes>
        <harakiri>60</harakiri>
        <reload-mercy>8</reload-mercy>
        <cpu-affinity>1</cpu-affinity>
        <max-requests>2000</max-requests>
        <limit-as>256</limit-as>
        <reload-on-as>192</reload-on-as>
        <reload-on-rss>128</reload-on-rss>
        <no-orphans/>
        <vacuum/>
    </uwsgi>