3 files changed, 95 insertions, 0 deletions
diff --git a/swift/1.4.8/plugins/middleware/__init__.py b/swift/1.4.8/plugins/middleware/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/swift/1.4.8/plugins/middleware/__init__.py
diff --git a/swift/1.4.8/plugins/middleware/gluster.py b/swift/1.4.8/plugins/middleware/gluster.py
new file mode 100644
index 000000000..e0e65e353
--- /dev/null
+++ b/swift/1.4.8/plugins/middleware/gluster.py
@@ -0,0 +1,40 @@
+# Copyright (c) 2012 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Noop Middleware that simply allows us to monkey patch the constraints
+import swift.plugins.constraints
+
+class Gluster(object):
+    """
+    Noop middleware for use with the proxy server to get paste.deploy to load
+    this middleware such that the plugin constraints monkey patch the common
+    constraints ahead of their use.
+    """
+    def __init__(self, app, conf):
+        self.app = app
+        self.conf = conf
+
+    def __call__(self, env, start_response):
+        return self.app(env, start_response)
+
+
+def filter_factory(global_conf, **local_conf):
+    """Returns a WSGI filter app for use with paste.deploy."""
+    conf = global_conf.copy()
+    conf.update(local_conf)
+
+    def gluster_filter(app):
+        return Gluster(app, conf)
+    return gluster_filter
diff --git a/swift/1.4.8/plugins/middleware/glusterfs.py b/swift/1.4.8/plugins/middleware/glusterfs.py
new file mode 100644
index 000000000..747214640
--- /dev/null
+++ b/swift/1.4.8/plugins/middleware/glusterfs.py
@@ -0,0 +1,55 @@
+# Copyright (c) 2012 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Monkey patch constraints
+import swift.plugins.constraints
+from swift.plugins.Glusterfs import Glusterfs
+from ConfigParser import ConfigParser
+
+fs_conf = ConfigParser()
+if fs_conf.read('/etc/swift/fs.conf'):
+    try:
+        mount_path = fs_conf.get ('DEFAULT', 'mount_path')
+    except NoSectionError, NoOptionError:
+        # FIXME - How to log during module initialization
+        logger.exception(_('ERROR mount_path not present'))
+        mount_path = ''
+else:
+    mount_path = ''
+
+
+class Gluster(object):
+    """
+    Update the environment with keys that reflect GlusterFS middleware enabled
+    """
+    def __init__(self, app, conf):
+        self.app = app
+        self.conf = conf
+
+    def __call__(self, env, start_response):
+        env['Gluster_enabled'] = True
+        env['fs_object'] = Glusterfs()
+        env['root'] = mount_path
+        return self.app(env, start_response)
+
+
+def filter_factory(global_conf, **local_conf):
+    """Returns a WSGI filter app for use with paste.deploy."""
+    conf = global_conf.copy()
+    conf.update(local_conf)
+
+    def gluster_filter(app):
+        return Gluster(app, conf)
+    return gluster_filter