-def deploy():
- """
- Deploy the latest version of the site to the servers,
- install any required third party modules,
- install the virtual host and then restart the webserver
- """
- require('hosts', 'path', provided_by=[staging, production])
-
- import time
- env.release = time.strftime('%Y-%m-%dT%H%M')
-
- upload_tar_from_git()
- upload_requirements_bundle()
- install_requirements()
- symlink_current_release()
- migrate()
- restart_webserver()
-
-def deploy_version(version):
- "Specify a specific version to be made live"
- require('hosts', 'path', provided_by=[localhost,webserver])
- env.version = version
- with cd(env.path):
- run('rm releases/previous; mv releases/current releases/previous;', pty=True)
- run('ln -s %(version)s releases/current' % env, pty=True)
- restart_webserver()
-
-def rollback():
- """
- Limited rollback capability. Simple loads the previously current
- version of the code. Rolling back again will swap between the two.
- """
- require('hosts', provided_by=[staging, production])
- require('path')
- with cd(env.path):
- run('mv releases/current releases/_previous;', pty=True)
- run('mv releases/previous releases/current;', pty=True)
- run('mv releases/_previous releases/previous;', pty=True)
- restart_webserver()
-
-# def setup():
-# """
-# Setup a fresh virtualenv as well as a few useful directories, then run
-# a full deployment
-# """
-# require('hosts', provided_by=[staging, production])
-# require('path')
-# sudo('aptitude install -y python-setuptools')
-# sudo('easy_install pip')
-# sudo('pip install virtualenv')
-# sudo('aptitude install -y apache2-threaded')
-# sudo('aptitude install -y libapache2-mod-wsgi') # beware, outdated on hardy!
-# # we want to get rid of the default apache config
-# sudo('cd /etc/apache2/sites-available/; a2dissite default;', pty=True)
-# sudo('mkdir -p %(path)s; chown %(user)s:%(user)s %(path)s;' % env, pty=True)
-# run('ln -s %(path)s www;' % env, pty=True) # symlink web dir in home
-# with cd(env.path):
-# run('virtualenv .;' % env, pty=True)
-# run('mkdir logs; chmod a+w logs; mkdir releases; mkdir shared; mkdir packages;' % env, pty=True)
-# if env.use_photologue: run('mkdir photologue');
-# run('cd releases; ln -s . current; ln -s . previous;', pty=True)
-# deploy()
-
-
-# =====================================================================
-# = Helpers. These are called by other functions rather than directly =
-# =====================================================================
-def upload_tar_from_git():
- "Create an archive from the current Git master branch and upload it"
- print '>>> upload tar from git'
- require('release', provided_by=[deploy])
- local('git archive --format=tar master | gzip > %(release)s.tar.gz' % env)
- run('mkdir -p %(path)s/releases/%(release)s' % env, pty=True)
- run('mkdir -p %(path)s/packages' % env, pty=True)
- put('%(release)s.tar.gz' % env, '%(path)s/packages/' % env)
- run('cd %(path)s/releases/%(release)s && tar zxf ../../packages/%(release)s.tar.gz' % env, pty=True)
- local('rm %(release)s.tar.gz' % env)