from __future__ import with_statement # needed for python 2.5
from fabric.api import *
+from fabric.contrib import files
import os
def staging():
"""Use staging server"""
env.hosts = ['stigma.nowoczesnapolska.org.pl:2222']
- env.user = 'zuber'
+ env.user = 'platforma'
env.path = '/var/services/platforma'
env.python = '/usr/bin/python'
env.virtualenv = '/usr/bin/virtualenv'
env.pip = '/usr/bin/pip'
-
+
def production():
"""Use production server"""
env.hosts = ['wolnelektury.pl:22123']
# =========
def test():
"Run the test suite and bail out if it fails"
- require('hosts', 'path', provided_by=[staging, production])
+ require('hosts', 'path', provided_by = [staging, production])
result = run('cd %(path)s/%(project_name)s; %(python)s manage.py test' % env)
def setup():
Setup a fresh virtualenv as well as a few useful directories, then run
a full deployment. virtualenv and pip should be already installed.
"""
- require('hosts', 'path', provided_by=[staging, production])
+ require('hosts', 'path', provided_by = [staging, production])
- run('mkdir -p %(path)s; cd %(path)s; %(virtualenv)s --no-site-packages .;' % env, pty=True)
- run('cd %(path)s; mkdir releases; mkdir shared; mkdir packages;' % env, pty=True)
- run('cd %(path)s/releases; ln -s . current; ln -s . previous' % env, pty=True)
+ run('mkdir -p %(path)s; cd %(path)s; %(virtualenv)s --no-site-packages .;' % env, pty = True)
+ run('cd %(path)s; mkdir releases; mkdir shared; mkdir packages;' % env, pty = True)
+ run('cd %(path)s/releases; ln -s . current; ln -s . previous' % env, pty = True)
deploy()
def deploy():
install any required third party modules,
install the virtual host and then restart the webserver
"""
- require('hosts', 'path', provided_by=[staging, production])
+ require('hosts', 'path', provided_by = [staging, production])
import time
env.release = time.strftime('%Y-%m-%dT%H%M')
upload_tar_from_git()
- upload_pybundle()
+ upload_wsgi_script()
+ upload_vhost_sample()
install_requirements()
+ copy_localsettings()
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])
+ 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)
+ 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('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)
+ 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 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])
+ 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)
+ 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)
+ run('cd %(path)s/releases/%(release)s && tar zxf ../../packages/%(release)s.tar.gz' % env, pty = True)
local('rm %(release)s.tar.gz' % env)
+def upload_vhost_sample():
+ "Create and upload Apache virtual host configuration sample"
+ print ">>> upload vhost sample"
+ files.upload_template('%(project_name)s.vhost.template' % env, '%(path)s/%(project_name)s.vhost.sample' % env, context = env)
+
+def upload_wsgi_script():
+ "Create and upload a wsgi script sample"
+ print ">>> upload wsgi script sample"
+ files.upload_template('%(project_name)s.wsgi.template' % env, '%(path)s/%(project_name)s.wsgi' % env, context = env)
+ run('chmod ug+x %(path)s/%(project_name)s.wsgi' % env)
+
def install_requirements():
"Install the required packages from the requirements file using pip"
print '>>> install requirements'
- require('release', provided_by=[deploy])
- run('cd %(path)s; %(pip)s install -E . requirements.pybundle' % env)
-
-def upload_pybundle():
- "Create pybundle with required libraries and upload it"
- print ">>> upload pybundle"
- require('release', provided_by=[deploy])
- with settings(warn_only=True):
- pip_options = run('cat %(path)s/releases/%(release)s/pip-options.txt' % env)
- if pip_options.failed:
- env.pip_options = ''
- else:
- env.pip_options = pip_options
-
- requirements_mtime = os.path.getmtime('requirements.txt')
- bundle_mtime = 0
- try:
- bundle_mtime = os.path.getmtime('requirements.pybundle')
- except os.error:
- pass
-
- if requirements_mtime > bundle_mtime:
- local('pip bundle requirements.pybundle %(pip_options)s -r requirements.txt' % env)
- put('requirements.pybundle', '%(path)s' % env)
+ require('release', provided_by = [deploy])
+ run('cd %(path)s; %(pip)s install -E . -r %(path)s/releases/%(release)s/requirements.txt' % env, pty = True)
+
+def copy_localsettings():
+ "Copy localsettings.py from root directory to release directory (if this file exists)"
+ print ">>> copy localsettings"
+ require('release', provided_by = [deploy])
+ require('path', provided_by = [staging, production])
+
+ with settings(warn_only = True):
+ run('cp %(path)s/localsettings.py %(path)s/releases/%(release)s/%(project_name)s' % env)
def symlink_current_release():
"Symlink our current release"
print '>>> symlink current release'
- require('release', provided_by=[deploy])
- require('path', provided_by=[staging, production])
+ require('release', provided_by = [deploy])
+ require('path', provided_by = [staging, production])
with cd(env.path):
run('rm releases/previous; mv releases/current releases/previous')
run('ln -s %(release)s releases/current' % env)
def migrate():
"Update the database"
print '>>> migrate'
- require('project_name', provided_by=[staging, production])
+ require('project_name', provided_by = [staging, production])
with cd('%(path)s/releases/current/%(project_name)s' % env):
- run('../../../bin/python manage.py syncdb --noinput' % env, pty=True)
+ run('../../../bin/python manage.py syncdb --noinput' % env, pty = True)
if env.use_south:
- run('../../../bin/python manage.py migrate' % env, pty=True)
+ run('../../../bin/python manage.py migrate' % env, pty = True)
def restart_webserver():
"Restart the web server"