-#!/srv/library/redakcja/pythonenv/bin/python
from __future__ import with_statement
import shutil
import os
import sys
+import logging
+
+logging.basicConfig(stream=sys.stderr, format="%(levelname)s:: %(message)s")
from string import Template
-def render_template(source, dest, context={}):
- print "Rendering template:",
- with open(source, 'rb') as source_file:
- t = Template(source_file.read())
- with open(dest, 'wb') as dest_file:
- dest_file.write(t.safe_substitute(context))
- print "done."
+class DeploySite(object):
+
+ def __init__(self, **env):
+ self.env = env
+
+ for arg in ('ROOT', 'PROJECT_NAME', 'PYTHON_VERSION'):
+ if arg not in self.env:
+ raise ValueError("Argument '%s' is required." % arg)
+
+ if 'PYTHON_BASE' not in self.env:
+ self.env['PYTHON_BASE'] = os.path.join(self.env['ROOT'], 'pythonenv')
+
+ if 'PYTHON_BIN' not in self.env:
+ self.env['PYTHON_BIN'] = os.path.join(
+ self.env['PYTHON_BASE'], 'bin', 'python') + self.env['PYTHON_VERSION']
+
+ if 'PYTHON_SITE' not in self.env:
+ self.env['PYTHON_SITE'] = os.path.join(
+ self.env['PYTHON_BASE'], 'lib',
+ 'python' + self.env['PYTHON_VERSION'], 'site-packages')
+
+ if 'APP_DIR' not in self.env:
+ self.env['APP_DIR'] = os.path.join(self.env['ROOT'], 'application')
+
+ if 'CONFIG_DIR' not in self.env:
+ self.env['CONFIG_DIR'] = os.path.join(self.env['ROOT'], 'etc')
+
+ if 'MEDIA_DIR' not in self.env:
+ self.env['MEDIA_DIR'] = os.path.join(self.env['ROOT'], 'www', 'media')
+
+ self._logger = logging.getLogger("deployment")
+
+ def info(self, *args, **kwargs):
+ self._logger.info(*args, **kwargs)
+
+ def render_template(self, source, dest, extra_context={}):
+ self.info("Rendering template: %s", source)
+
+ with open(source, 'rb') as source_file:
+ t = Template(source_file.read())
+
+ context = dict(self.env)
+ context.update(extra_context)
+
+ with open(dest, 'wb') as dest_file:
+ dest_file.write(t.safe_substitute(context))
+
+ self.info("Done.")
+
+ def restart_app(self):
+ pass
+
+ def update_app(self):
+ pass
+
+ def install_dependencies(self):
+ pass
+
+ def deploy(self):
+ self.update_app()
+ self.install_dependencies()
+ self.update_config()
+ self.restart_app()
+
+ def find_resource(self, path):
+ full_path = os.path.join(self.env['APP_DIR'], path)
+ if os.path.isfile(full_path):
+ return full_path
+ raise ValueError("Resource '%s' not found" % path)
+
+ @classmethod
+ def run_deploy(cls, *args, **kwargs):
+ site = cls(*args, **kwargs)
+ return site.deploy()
+
+class WSGISite(DeploySite):
+
+ def __init__(self, **env):
+ super(WSGISite, self).__init__(**env)
+
+ if 'WSGI_FILE' not in self.env:
+ self.env['WSGI_FILE'] = os.path.join(self.env['ROOT'], 'www',
+ 'wsgi', self.env['PROJECT_NAME']) + '.wsgi'
+
+ if 'WSGI_SOURCE_FILE' not in self.env:
+ self.env['WSGI_SOURCE_FILE'] = 'wsgi_app.template'
-def restart_wsgi():
- print "Restarting wsgi application:",
- os.system("touch %s" % WSGI_TARGET)
- print "done."
+ if 'WSGI_USER' not in self.env:
+ self.env['WSGI_USER'] = 'www-data'
-def update_application():
- print "Updating repository.",
- os.system("cd %s; git pull" % PROJECT_ROOT)
- print "Installing requirements"
- os.system("pip install -r %s" % os.path.join(PROJECT_ROOT, 'requirements.txt'))
- print "Installing local requirements"
- os.system("pip install -r %s" % os.path.join(ROOT, 'etc', 'requirements.txt'))
- print "done."
+ def restart_app(self):
+ self.info("Restarting wsgi application: %s", self.env['WSGI_FILE'])
+ os.system("touch %s" % self.env['WSGI_FILE'])
+ def update_config(self):
+ source = self.find_resource(self.env['WSGI_SOURCE_FILE'])
+ self.render_template(source, self.env['WSGI_FILE'])
-PYTHON = os.path.join(ROOT, 'pythonenv', 'bin', 'python')
-PYTHON_SITE = os.path.join(ROOT, 'pythonenv', 'lib', 'python2.6', 'site-packages')
+class PIPSite(DeploySite):
-PROJECT_NAME = 'redakcja'
-PROJECT_ROOT = os.path.join(ROOT, 'application')
+ def install_dependencies(self):
+ self.info("Installing requirements")
+ os.system("pip install -r %s" % self.find_resource('requirements.txt'))
-MEDIA_ROOT = os.path.join(ROOT, 'www', 'media')
+ try:
+ self.info("Installing local requirements")
+ os.system("pip install -r %s" % self.find_resource('requirements_local.txt'))
+ except ValueError:
+ pass
-ADMIN_EMAIL = 'lrekucki@gmail.com'
+class GitSite(DeploySite):
-WSGI_TARGET = os.path.join(ROOT, 'www', 'wsgi', PROJECT_NAME + '.wsgi')
-WSGI_DIR = os.path.dirname(WSGI_TARGET)
+ def update_app(self):
+ self.info("Updating repository.")
+ os.system("cd %s; git pull" % self.env['APP_DIR'])
-WSGI_USER = PROJECT_NAME
-WSGI_PROCESSES = 5
-WSGI_THREADS = 1
+class ApacheSite(DeploySite):
-DOMAIN = 'redakcja.wolnelektury.pl'
-DOMAIN_ALIASES = 'redakcja.nowoczesnapolska.org.pl'
+ def __init__(self, **env):
+ super(ApacheSite, self).__init__(**env)
-#
-# Load local configuration
-#
-sys.path = [ os.path.join(ROOT, 'etc') ] + sys.path
+ if 'VHOST_SOURCE_FILE' not in self.env:
+ self.env['VHOST_SOURCE_FILE'] = 'apache_vhost.template'
-from local_deployment import *
+ if 'VHOST_FILE' not in self.env:
+ self.env['VHOST_FILE'] = os.path.join(self.env['CONFIG_DIR'], self.env['PROJECT_NAME'] + '.vhost')
-if __name__ == '__main__':
- update_application()
- render_template(os.path.join(PROJECT_ROOT, PROJECT_NAME + '.wsgi.template'), WSGI_TARGET, context=globals())
- render_template(os.path.join(PROJECT_ROOT, PROJECT_NAME + '.vhost.template'), os.path.join(ROOT, 'etc', PROJECT_NAME + '.vhost'), context=globals())
- restart_wsgi()
+ def update_config(self):
+ source = self.find_resource(self.env['VHOST_SOURCE_FILE'])
+ self.render_template(source, self.env['VHOST_CONFIG_FILE'])