From: Radek Czajka <radoslaw.czajka@nowoczesnapolska.org.pl>
Date: Mon, 24 Sep 2012 14:38:12 +0000 (+0200)
Subject: nginx deployment stuff
X-Git-Url: https://git.mdrn.pl/wolnelektury.git/commitdiff_plain/8a2ce53a8f28f4610224b7a453a0e19d3cebd92c?ds=inline

nginx deployment stuff
---

diff --git a/fabfile.py b/fabfile.py
index 30bce6655..6a92b7e91 100644
--- a/fabfile.py
+++ b/fabfile.py
@@ -1,6 +1,7 @@
 from __future__ import with_statement # needed for python 2.5
 from fabric.api import *
 from fabric.contrib import files
+from fabric.context_managers import path
 
 import os
 
@@ -30,6 +31,7 @@ def production():
     env.python = '/usr/bin/python'
     env.virtualenv = '/usr/bin/virtualenv'
     env.pip = 've/bin/pip'
+    env.restart_webserver = restart_gunicorn_debian
 
 # =========
 # = Tasks =
@@ -72,6 +74,7 @@ def deploy():
     migrate()
     collectstatic()
     restart_webserver()
+    restart_celery()
 
 def deploy_version(version):
     "Specify a specific version to be made live"
@@ -81,6 +84,7 @@ def deploy_version(version):
         run('rm releases/previous; mv releases/current releases/previous;', pty=True)
         run('ln -s %(version)s releases/current' % env, pty=True)
     restart_webserver()
+    restart_celery()
 
 def rollback():
     """
@@ -94,6 +98,7 @@ def rollback():
         run('mv releases/previous releases/current;', pty=True)
         run('mv releases/_previous releases/previous;', pty=True)
     restart_webserver()
+    restart_celery()
 
 
 # =====================================================================
@@ -168,9 +173,24 @@ def collectstatic():
     with cd('%(path)s/releases/current/%(project_name)s' % env):
         run('../../../ve/bin/python manage.py collectstatic --noinput' % env, pty=True)
 
+def restart_gunicorn_debian():
+    """Restarts gunicorn server using debian script."""
+    print '>>> restart gunicorn'
+    require('project_name', provided_by=[staging, production])
+    with path('/sbin'):
+        sudo('gunicorn-debian restart %(project_name)s' % env, shell=False)
+
 def restart_webserver():
-    "Restart the web server"
-    print '>>> restart webserver'
-    run('touch %(path)s/%(project_name)s.wsgi' % env)
+    """Restarts the web server."""
+    if hasattr(env, 'restart_webserver'):
+        env.restart_webserver()
+    else:
+        require('project_name', provided_by=[staging, production])
+        print '>>> restart webserver'
+        run('touch %(path)s/%(project_name)s.wsgi' % env)
+
+def restart_celery():
+    """Restarts the Celery task queue manager."""
     print '>>> restart Celery'
+    require('project_name', provided_by=[staging, production])
     sudo('supervisorctl restart celery.%(project_name)s:' % env, shell=False)
diff --git a/lib/realip_middleware.py b/lib/realip_middleware.py
new file mode 100644
index 000000000..9f97b7f13
--- /dev/null
+++ b/lib/realip_middleware.py
@@ -0,0 +1,7 @@
+class SetRemoteAddrFromXRealIP(object):
+    """Sets REMOTE_ADDR from the X-Real-IP header, as set by Nginx."""
+    def process_request(self, request):
+        try:
+            request.META['REMOTE_ADDR'] = request.META['HTTP_X_REAL_IP']
+        except KeyError:
+            return None
diff --git a/wolnelektury/settings/__init__.py b/wolnelektury/settings/__init__.py
index db6ba4584..46e61bd85 100644
--- a/wolnelektury/settings/__init__.py
+++ b/wolnelektury/settings/__init__.py
@@ -38,6 +38,7 @@ MIDDLEWARE_CLASSES = [
     'django.middleware.common.CommonMiddleware',
     'django.middleware.cache.FetchFromCacheMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
+    'realip_middleware.SetRemoteAddrFromXRealIP',
 ]
 
 ROOT_URLCONF = 'wolnelektury.urls'