Update frontend with the metadata domain parameter.
[pithos] / pithos / api / functions.py
index eb9efd7..a3d131b 100644 (file)
@@ -39,16 +39,18 @@ from django.http import HttpResponse
 from django.template.loader import render_to_string
 from django.utils import simplejson as json
 from django.utils.http import parse_etags
-from django.utils.encoding import smart_unicode, smart_str
+from django.utils.encoding import smart_str
 from xml.dom import minidom
 
+from pithos.lib.filter import parse_filters
+
 from pithos.api.faults import (Fault, NotModified, BadRequest, Unauthorized, Forbidden, ItemNotFound, Conflict,
     LengthRequired, PreconditionFailed, RequestEntityTooLarge, RangeNotSatisfiable, UnprocessableEntity)
 from pithos.api.util import (rename_meta_key, format_header_key, printable_header_dict, get_account_headers,
     put_account_headers, get_container_headers, put_container_headers, get_object_headers, put_object_headers,
     update_manifest_meta, update_sharing_meta, update_public_meta, validate_modification_preconditions,
     validate_matching_preconditions, split_container_object_string, copy_or_move_object,
-    get_int_parameter, get_content_length, get_content_range, socket_read_iterator,
+    get_int_parameter, get_content_length, get_content_range, socket_read_iterator, SaveToBackendHandler,
     object_data_response, put_object_block, hashmap_hash, api_method, json_encode_decimal)
 from pithos.backends.base import NotAllowedError, QuotaError
 
@@ -126,7 +128,7 @@ def authenticate(request):
         uri = uri[:uri.find('?')]
     
     response['X-Auth-Token'] = x_auth_key
-    response['X-Storage-Url'] = uri + (uri.endswith('/') and '' or '/') + x_auth_user
+    response['X-Storage-Url'] = uri + ('' if uri.endswith('/') else '/') + x_auth_user
     return response
 
 @api_method('GET', format_allowed=True)
@@ -155,16 +157,23 @@ def account_list(request):
     
     account_meta = []
     for x in accounts:
+        if x == request.user_uniq:
+            continue
         try:
-            meta = request.backend.get_account_meta(request.user_uniq, x)
+            meta = request.backend.get_account_meta(request.user_uniq, x, 'pithos')
             groups = request.backend.get_account_groups(request.user_uniq, x)
         except NotAllowedError:
             raise Forbidden('Not allowed')
         else:
             rename_meta_key(meta, 'modified', 'last_modified')
             rename_meta_key(meta, 'until_timestamp', 'x_account_until_timestamp')
-            for k, v in groups.iteritems():
-                meta['X-Container-Group-' + k] = ','.join(v)
+            m = dict([(k[15:], v) for k, v in meta.iteritems() if k.startswith('X-Account-Meta-')])
+            for k in m:
+                del(meta['X-Account-Meta-' + k])
+            if m:
+                meta['X-Account-Meta'] = printable_header_dict(m)
+            if groups:
+                meta['X-Account-Group'] = printable_header_dict(dict([(k, ','.join(v)) for k, v in groups.iteritems()]))
             account_meta.append(printable_header_dict(meta))
     if request.serialization == 'xml':
         data = render_to_string('accounts.xml', {'accounts': account_meta})
@@ -183,7 +192,7 @@ def account_meta(request, v_account):
     
     until = get_int_parameter(request.GET.get('until'))
     try:
-        meta = request.backend.get_account_meta(request.user_uniq, v_account, until)
+        meta = request.backend.get_account_meta(request.user_uniq, v_account, 'pithos', until)
         groups = request.backend.get_account_groups(request.user_uniq, v_account)
         policy = request.backend.get_account_policy(request.user_uniq, v_account)
     except NotAllowedError:
@@ -216,8 +225,8 @@ def account_update(request, v_account):
             raise BadRequest('Invalid groups header')
     if meta or replace:
         try:
-            request.backend.update_account_meta(request.user_uniq, v_account, meta,
-                                                replace)
+            request.backend.update_account_meta(request.user_uniq, v_account,
+                                                'pithos', meta, replace)
         except NotAllowedError:
             raise Forbidden('Not allowed')
     return HttpResponse(status=202)
@@ -232,7 +241,7 @@ def container_list(request, v_account):
     
     until = get_int_parameter(request.GET.get('until'))
     try:
-        meta = request.backend.get_account_meta(request.user_uniq, v_account, until)
+        meta = request.backend.get_account_meta(request.user_uniq, v_account, 'pithos', until)
         groups = request.backend.get_account_groups(request.user_uniq, v_account)
         policy = request.backend.get_account_policy(request.user_uniq, v_account)
     except NotAllowedError:
@@ -273,7 +282,7 @@ def container_list(request, v_account):
     for x in containers:
         try:
             meta = request.backend.get_container_meta(request.user_uniq, v_account,
-                                                        x, until)
+                                                        x, 'pithos', until)
             policy = request.backend.get_container_policy(request.user_uniq,
                                                             v_account, x)
         except NotAllowedError:
@@ -283,8 +292,13 @@ def container_list(request, v_account):
         else:
             rename_meta_key(meta, 'modified', 'last_modified')
             rename_meta_key(meta, 'until_timestamp', 'x_container_until_timestamp')
-            for k, v in policy.iteritems():
-                meta['X-Container-Policy-' + k] = v
+            m = dict([(k[17:], v) for k, v in meta.iteritems() if k.startswith('X-Container-Meta-')])
+            for k in m:
+                del(meta['X-Container-Meta-' + k])
+            if m:
+                meta['X-Container-Meta'] = printable_header_dict(m)
+            if policy:
+                meta['X-Container-Policy'] = printable_header_dict(dict([(k, v) for k, v in policy.iteritems()]))
             container_meta.append(printable_header_dict(meta))
     if request.serialization == 'xml':
         data = render_to_string('containers.xml', {'account': v_account, 'containers': container_meta})
@@ -305,9 +319,9 @@ def container_meta(request, v_account, v_container):
     until = get_int_parameter(request.GET.get('until'))
     try:
         meta = request.backend.get_container_meta(request.user_uniq, v_account,
-                                                    v_container, until)
+                                                    v_container, 'pithos', until)
         meta['object_meta'] = request.backend.list_object_meta(request.user_uniq,
-                                                v_account, v_container, until)
+                                                v_account, v_container, 'pithos', until)
         policy = request.backend.get_container_policy(request.user_uniq, v_account,
                                                         v_container)
     except NotAllowedError:
@@ -354,7 +368,7 @@ def container_create(request, v_account, v_container):
     if meta:
         try:
             request.backend.update_container_meta(request.user_uniq, v_account,
-                                            v_container, meta, replace=False)
+                                            v_container, 'pithos', meta, replace=False)
         except NotAllowedError:
             raise Forbidden('Not allowed')
         except NameError:
@@ -387,7 +401,7 @@ def container_update(request, v_account, v_container):
     if meta or replace:
         try:
             request.backend.update_container_meta(request.user_uniq, v_account,
-                                                    v_container, meta, replace)
+                                                    v_container, 'pithos', meta, replace)
         except NotAllowedError:
             raise Forbidden('Not allowed')
         except NameError:
@@ -442,9 +456,9 @@ def object_list(request, v_account, v_container):
     until = get_int_parameter(request.GET.get('until'))
     try:
         meta = request.backend.get_container_meta(request.user_uniq, v_account,
-                                                    v_container, until)
+                                                    v_container, 'pithos', until)
         meta['object_meta'] = request.backend.list_object_meta(request.user_uniq,
-                                                v_account, v_container, until)
+                                                v_account, v_container, 'pithos', until)
         policy = request.backend.get_container_policy(request.user_uniq, v_account,
                                                         v_container)
     except NotAllowedError:
@@ -482,9 +496,12 @@ def object_list(request, v_account, v_container):
     
     keys = request.GET.get('meta')
     if keys:
-        keys = keys.split(',')
-        l = [smart_str(x) for x in keys if x.strip() != '']
-        keys = [format_header_key('X-Object-Meta-' + x.strip()) for x in l]
+        keys = [smart_str(x.strip()) for x in keys.split(',') if x.strip() != '']
+        included, excluded, opers = parse_filters(keys)
+        keys = []
+        keys += [format_header_key('X-Object-Meta-' + x) for x in included]
+        keys += [format_header_key('!X-Object-Meta-' + x) for x in excluded]
+        keys += ['%s%s%s' % (format_header_key('X-Object-Meta-' + k), o, v) for k, o, v in opers]
     else:
         keys = []
     
@@ -495,7 +512,7 @@ def object_list(request, v_account, v_container):
     try:
         objects = request.backend.list_objects(request.user_uniq, v_account,
                                     v_container, prefix, delimiter, marker,
-                                    limit, virtual, keys, shared, until)
+                                    limit, virtual, 'pithos', keys, shared, until)
     except NotAllowedError:
         raise Forbidden('Not allowed')
     except NameError:
@@ -518,7 +535,7 @@ def object_list(request, v_account, v_container):
         else:
             try:
                 meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                        v_container, x[0], x[1])
+                                                        v_container, x[0], 'pithos', x[1])
                 if until is None:
                     permissions = request.backend.get_object_permissions(
                                     request.user_uniq, v_account, v_container, x[0])
@@ -538,6 +555,11 @@ def object_list(request, v_account, v_container):
                 rename_meta_key(meta, 'modified_by', 'x_object_modified_by')
                 rename_meta_key(meta, 'version', 'x_object_version')
                 rename_meta_key(meta, 'version_timestamp', 'x_object_version_timestamp')
+                m = dict([(k[14:], v) for k, v in meta.iteritems() if k.startswith('X-Object-Meta-')])
+                for k in m:
+                    del(meta['X-Object-Meta-' + k])
+                if m:
+                    meta['X-Object-Meta'] = printable_header_dict(m)
                 update_sharing_meta(request, permissions, v_account, v_container, x[0], meta)
                 update_public_meta(public, meta)
                 object_meta.append(printable_header_dict(meta))
@@ -560,7 +582,7 @@ def object_meta(request, v_account, v_container, v_object):
     version = request.GET.get('version')
     try:
         meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                v_container, v_object, version)
+                                                v_container, v_object, 'pithos', version)
         if version is None:
             permissions = request.backend.get_object_permissions(request.user_uniq,
                                             v_account, v_container, v_object)
@@ -629,7 +651,7 @@ def object_read(request, v_account, v_container, v_object):
     
     try:
         meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                v_container, v_object, version)
+                                                v_container, v_object, 'pithos', version)
         if version is None:
             permissions = request.backend.get_object_permissions(request.user_uniq,
                                             v_account, v_container, v_object)
@@ -735,19 +757,19 @@ def object_write(request, v_account, v_container, v_object):
     if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
         try:
             meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                        v_container, v_object)
+                                                        v_container, v_object, 'pithos')
         except NotAllowedError:
             raise Forbidden('Not allowed')
         except NameError:
             meta = {}
         validate_matching_preconditions(request, meta)
     
-    copy_from = smart_unicode(request.META.get('HTTP_X_COPY_FROM'), strings_only=True)
-    move_from = smart_unicode(request.META.get('HTTP_X_MOVE_FROM'), strings_only=True)
+    copy_from = request.META.get('HTTP_X_COPY_FROM')
+    move_from = request.META.get('HTTP_X_MOVE_FROM')
     if copy_from or move_from:
         content_length = get_content_length(request) # Required by the API.
         
-        src_account = smart_unicode(request.META.get('HTTP_X_SOURCE_ACCOUNT'), strings_only=True)
+        src_account = request.META.get('HTTP_X_SOURCE_ACCOUNT')
         if not src_account:
             src_account = request.user_uniq
         if move_from:
@@ -827,8 +849,8 @@ def object_write(request, v_account, v_container, v_object):
     
     try:
         version_id = request.backend.update_object_hashmap(request.user_uniq,
-                        v_account, v_container, v_object, size, hashmap, meta,
-                        True, permissions)
+                        v_account, v_container, v_object, size, hashmap,
+                        'pithos', meta, True, permissions)
     except NotAllowedError:
         raise Forbidden('Not allowed')
     except IndexError, e:
@@ -863,26 +885,19 @@ def object_write_form(request, v_account, v_container, v_object):
     #                       forbidden (403),
     #                       badRequest (400)
     
+    request.upload_handlers = [SaveToBackendHandler(request)]
     if not request.FILES.has_key('X-Object-Data'):
         raise BadRequest('Missing X-Object-Data field')
     file = request.FILES['X-Object-Data']
     
     meta = {}
     meta['Content-Type'] = file.content_type
-    
-    md5 = hashlib.md5()
-    size = 0
-    hashmap = []
-    for data in file.chunks(request.backend.block_size):
-        size += len(data)
-        hashmap.append(request.backend.put_block(data))
-        md5.update(data)
-    
-    meta['ETag'] = md5.hexdigest().lower()
+    meta['ETag'] = file.etag
     
     try:
         version_id = request.backend.update_object_hashmap(request.user_uniq,
-                    v_account, v_container, v_object, size, hashmap, meta, True)
+                        v_account, v_container, v_object, file.size, file.hashmap,
+                        'pithos', meta, True)
     except NotAllowedError:
         raise Forbidden('Not allowed')
     except NameError:
@@ -903,10 +918,10 @@ def object_copy(request, v_account, v_container, v_object):
     #                       forbidden (403),
     #                       badRequest (400)
     
-    dest_account = smart_unicode(request.META.get('HTTP_DESTINATION_ACCOUNT'), strings_only=True)
+    dest_account = request.META.get('HTTP_DESTINATION_ACCOUNT')
     if not dest_account:
         dest_account = request.user_uniq
-    dest_path = smart_unicode(request.META.get('HTTP_DESTINATION'), strings_only=True)
+    dest_path = request.META.get('HTTP_DESTINATION')
     if not dest_path:
         raise BadRequest('Missing Destination header')
     try:
@@ -919,7 +934,7 @@ def object_copy(request, v_account, v_container, v_object):
         src_version = request.META.get('HTTP_X_SOURCE_VERSION')
         try:
             meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                            v_container, v_object, src_version)
+                                            v_container, v_object, 'pithos', src_version)
         except NotAllowedError:
             raise Forbidden('Not allowed')
         except (NameError, IndexError):
@@ -940,10 +955,10 @@ def object_move(request, v_account, v_container, v_object):
     #                       forbidden (403),
     #                       badRequest (400)
     
-    dest_account = smart_unicode(request.META.get('HTTP_DESTINATION_ACCOUNT'), strings_only=True)
+    dest_account = request.META.get('HTTP_DESTINATION_ACCOUNT')
     if not dest_account:
         dest_account = request.user_uniq
-    dest_path = smart_unicode(request.META.get('HTTP_DESTINATION'), strings_only=True)
+    dest_path = request.META.get('HTTP_DESTINATION')
     if not dest_path:
         raise BadRequest('Missing Destination header')
     try:
@@ -955,7 +970,7 @@ def object_move(request, v_account, v_container, v_object):
     if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
         try:
             meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                    v_container, v_object)
+                                                    v_container, v_object, 'pithos')
         except NotAllowedError:
             raise Forbidden('Not allowed')
         except NameError:
@@ -983,7 +998,7 @@ def object_update(request, v_account, v_container, v_object):
     
     try:
         prev_meta = request.backend.get_object_meta(request.user_uniq, v_account,
-                                                    v_container, v_object)
+                                                    v_container, v_object, 'pithos')
     except NotAllowedError:
         raise Forbidden('Not allowed')
     except NameError:
@@ -1031,7 +1046,7 @@ def object_update(request, v_account, v_container, v_object):
         if meta or replace:
             try:
                 version_id = request.backend.update_object_meta(request.user_uniq,
-                                v_account, v_container, v_object, meta, replace)
+                                v_account, v_container, v_object, 'pithos', meta, replace)
             except NotAllowedError:
                 raise Forbidden('Not allowed')
             except NameError:
@@ -1064,12 +1079,10 @@ def object_update(request, v_account, v_container, v_object):
     elif offset > size:
         raise RangeNotSatisfiable('Supplied offset is beyond object limits')
     if src_object:
-        src_account = smart_unicode(request.META.get('HTTP_X_SOURCE_ACCOUNT'), strings_only=True)
+        src_account = request.META.get('HTTP_X_SOURCE_ACCOUNT')
         if not src_account:
             src_account = request.user_uniq
         src_container, src_name = split_container_object_string(src_object)
-        src_container = smart_unicode(src_container, strings_only=True)
-        src_name = smart_unicode(src_name, strings_only=True)
         src_version = request.META.get('HTTP_X_SOURCE_VERSION')
         try:
             src_size, src_hashmap = request.backend.get_object_hashmap(request.user_uniq,
@@ -1158,8 +1171,8 @@ def object_update(request, v_account, v_container, v_object):
     meta.update({'ETag': hashmap_hash(request, hashmap)}) # Update ETag.
     try:
         version_id = request.backend.update_object_hashmap(request.user_uniq,
-                        v_account, v_container, v_object, size, hashmap, meta,
-                        replace, permissions)
+                        v_account, v_container, v_object, size, hashmap,
+                        'pithos', meta, replace, permissions)
     except NotAllowedError:
         raise Forbidden('Not allowed')
     except NameError: