Add apacheproxy recipe.

setup.py

@@ -41,6 +41,7 @@ setup(name=name,
       entry_points={
         'zc.buildout': [
           'apachephp = slapos.recipe.apachephp:Recipe',
+          'apacheproxy = slapos.recipe.apacheproxy:Recipe',
           'certificate_authority = slapos.recipe.certificate_authority:Recipe',
           'certificate_authority.request = slapos.recipe.certificate_authority:Request',
           'cron = slapos.recipe.dcron:Recipe',

slapos/recipe/apacheproxy/__init__.py

+##############################################################################
+#
+# Copyright (c) 2010 Vifib SARL and Contributors. All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 3
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+import os
+import signal
+
+from slapos.recipe.librecipe import GenericBaseRecipe
+
+class Recipe(GenericBaseRecipe):
+
+  def install(self):
+    path_list = []
+
+    # Install apache
+    apache_config = dict(
+      pid_file=self.options['pid-file'],
+      lock_file=self.options['lock-file'],
+      ip=self.options['ip'],
+      port=self.options['port'],
+      error_log=self.options['error-log'],
+      access_log=self.options['access-log'],
+      backend_url=self.options['url'],
+    )
+    httpd_conf = self.createFile(self.options['httpd-conf'],
+      self.substituteTemplate(self.getTemplateFilename('apache.in'),
+                              apache_config)
+    )
+    path_list.append(httpd_conf)
+
+    wrapper = self.createPythonScript(self.options['wrapper'],
+        'slapos.recipe.librecipe.execute.execute',
+        [self.options['httpd-binary'], '-f', self.options['httpd-conf'],
+         '-DFOREGROUND']
+    )
+    path_list.append(wrapper)
+
+    if os.path.exists(self.options['pid-file']):
+      # Reload apache configuration
+      with open(self.options['pid-file']) as pid_file:
+        pid = int(pid_file.read().strip(), 10)
+      os.kill(pid, signal.SIGUSR1) # Graceful restart
+
+    return path_list

slapos/recipe/apacheproxy/template/apache.in

+# Apache static configuration
+# Automatically generated
+
+# Basic server configuration
+PidFile "%(pid_file)s"
+LockFile "%(lock_file)s"
+Listen %(ip)s:%(port)s
+ServerAdmin someone@email
+DefaultType text/plain
+TypesConfig conf/mime.types
+AddType application/x-compress .Z
+AddType application/x-gzip .gz .tgz
+
+# Log configuration
+ErrorLog "%(error_log)s"
+LogLevel warn
+LogFormat "%%h %%{REMOTE_USER}i %%l %%u %%t \"%%r\" %%>s %%b \"%%{Referer}i\" \"%%{User-Agent}i\"" combined
+LogFormat "%%h %%{REMOTE_USER}i %%l %%u %%t \"%%r\" %%>s %%b" common
+CustomLog "%(access_log)s" common
+
+# Directory protection
+<Directory />
+    Options FollowSymLinks
+    AllowOverride None
+    Order deny,allow
+    Deny from all
+</Directory>
+
+ProxyPass / %(backend_url)s
+
+# List of modules
+LoadModule authz_host_module modules/mod_authz_host.so
+LoadModule log_config_module modules/mod_log_config.so
+LoadModule setenvif_module modules/mod_setenvif.so
+LoadModule version_module modules/mod_version.so
+LoadModule proxy_module modules/mod_proxy.so
+LoadModule proxy_http_module modules/mod_proxy_http.so
+LoadModule mime_module modules/mod_mime.so
+LoadModule negotiation_module modules/mod_negotiation.so
+LoadModule rewrite_module modules/mod_rewrite.so
+LoadModule headers_module modules/mod_headers.so
+LoadModule dir_module modules/mod_dir.so
+LoadModule alias_module modules/mod_alias.so