[feature] announce server blobs capabilities

- add a new ServerInfo resource for /
- move entrypoint to its own module

3 files changed, 55 insertions, 9 deletions

diff --git a/server/src/leap/soledad/server/_resource.py b/server/src/leap/soledad/server/_resource.py
index 3e307e44..1c4edade 100644
--- a/server/src/leap/soledad/server/_resource.py
+++ b/server/src/leap/soledad/server/_resource.py
@@ -22,6 +22,7 @@ from twisted.web.resource import Resource
 
 from ._blobs import blobs_resource
 from ._config import get_config
+from ._server_info import ServerInfo
 from ._wsgi import get_sync_resource
 
 
@@ -34,26 +35,33 @@ class SoledadResource(Resource):
     for the Soledad Server.
     """
 
-    _conf = get_config()
-
     def __init__(self, sync_pool=None):
         sync_resource = get_sync_resource(sync_pool)
-        self._blobs_enabled = self._conf['soledad-server']['blobs']
+        conf = get_config()
+        self._blobs_enabled = conf['soledad-server']['blobs']
+        server_info = ServerInfo(self._blobs_enabled)
         self.children = {
+            '': server_info,
             'sync': sync_resource,
             'blobs': blobs_resource,
+            'sync': sync_resource,
         }
 
     def getChild(self, path, request):
         """
         Decide which child resource to serve based on the given path.
         """
+        # requests to / return server information
+        if path == '':
+            return self.children['']
+
+        # requests to /blobs will serve blobs if enabled
         if path == 'blobs':
             if not self._blobs_enabled:
                 msg = 'Blobs feature is disabled in this server.'
                 raise Error(403, message=msg)
             return self.children['blobs']
 
-        # rewind the path and serve the wsgi sync resource
+        # other requesta are routed to legacy sync resource
         request.postpath.insert(0, request.prepath.pop())
         return self.children['sync']
diff --git a/server/src/leap/soledad/server/_server_info.py b/server/src/leap/soledad/server/_server_info.py
new file mode 100644
index 00000000..a1dd3555
--- /dev/null
+++ b/server/src/leap/soledad/server/_server_info.py
@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+# _server_info.py
+# Copyright (C) 2017 LEAP
+#
+# 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, see <http://www.gnu.org/licenses/>.
+"""
+Resource that announces information about the server.
+"""
+import json
+
+from twisted.web.resource import Resource
+
+
+__all__ = ['ServerInfo']
+
+
+class ServerInfo(Resource):
+    """
+    Return information about the server.
+    """
+
+    isLeaf = True
+
+    def __init__(self, blobs_enabled):
+        self._info = {
+            "blobs": blobs_enabled,
+        }
+
+    def render_GET(self, request):
+        return json.dumps(self._info)
diff --git a/server/src/leap/soledad/server/entrypoint.py b/server/src/leap/soledad/server/entrypoint.py
index 714490ae..cfc557a3 100644
--- a/server/src/leap/soledad/server/entrypoint.py
+++ b/server/src/leap/soledad/server/entrypoint.py
@@ -30,11 +30,8 @@ conf = get_config
 
 class SoledadEntrypoint(SoledadSession):
 
-    # the purpose of the entrypoint is to avoid trying to load the
-    # configuration file during tests. This class will be more useful when we
-    # add the blobs feature toggle. For now, the whole entrypoint
-
-    pass
+    def __init__(self):
+        SoledadSession.__init__(self, conf)
 
 
 # see the comments in application.py recarding why couch state has to be