Expose parameter to control container autocreate

It requires an updated version of OIO-SDS that exposes this parameter,
otherwise parameter will be ignored with a warning.

conf/default.cfg

@@ -76,6 +76,10 @@ use = egg:oioswift#main
 allow_account_management = true
 account_autocreate = true
 
+# Manage if container should be created if nonexisting
+# It must be true if hashedcontainer, regexcontainer, autocontainer or container_hierarchy middleware is used
+sds_autocreate = true
+
 [filter:hashedcontainer]
 use = egg:oioswift#hashedcontainer
 

oioswift/proxy/controllers/obj.py

@@ -427,6 +427,8 @@ def _link_object(self, req):
             return HTTPUnprocessableEntity(request=req)
         except (exceptions.ServiceBusy, exceptions.OioTimeout):
             raise
+        except (exceptions.NoSuchContainer, exceptions.NotFound):
+            raise HTTPNotFound(request=req)
         except exceptions.ClientException as err:
             # 481 = CODE_POLICY_NOT_SATISFIABLE
             if err.status == 481:
@@ -496,6 +498,8 @@ def _store_object(self, req, data_source, headers):
             return HTTPUnprocessableEntity(request=req)
         except (exceptions.ServiceBusy, exceptions.OioTimeout):
             raise
+        except (exceptions.NoSuchContainer, exceptions.NotFound):
+            raise HTTPNotFound(request=req)
         except exceptions.ClientException as err:
             # 481 = CODE_POLICY_NOT_SATISFIABLE
             if err.status == 481:

oioswift/server.py

@@ -21,6 +21,7 @@
 from oioswift.proxy.controllers.obj import ObjectControllerRouter
 from oio import ObjectStorageApi
 from swift.proxy.server import Application as SwiftApplication
+from swift.common.utils import config_true_value
 import swift.common.utils
 import swift.proxy.server
 
@@ -80,6 +81,16 @@ def __init__(self, conf, memcache=None, logger=None, account_ring=None,
         sds_conf.pop('namespace')  # removed to avoid unpacking conflict
         # Loaded by ObjectStorageApi if None
         sds_proxy_url = sds_conf.pop('proxy_url', None)
+        # Fix boolean parameter
+        if 'autocreate' in sds_conf and not (
+                hasattr(ObjectStorageApi, 'EXTRA_KEYWORDS') or
+                'autocreate' in ObjectStorageApi.EXTRA_KEYWORDS):
+            logger.error('autocreate parameter is not available with current '
+                         'OpenIO SDS')
+        else:
+            sds_conf['autocreate'] = config_true_value(
+                sds_conf.get('autocreate', 'true'))
+
         self.storage = storage or \
             ObjectStorageApi(sds_namespace, endpoint=sds_proxy_url, **sds_conf)