Merge pull request Kong#1018 from Mashape/fix/api-filtering

Fixing API filtering error with unknown fields

kong/api/crud_helpers.lua

@@ -47,6 +47,12 @@ function _M.paginated_set(self, dao_collection)
   self.params.size = nil
   self.params.offset = nil
 
+  for k, _ in pairs(self.params) do
+    if not dao_collection._schema.fields[k] then
+      self.params[k] = nil
+    end
+  end
+
   local data, err = dao_collection:find_by_keys(self.params, size, offset)
   if err then
     return app_helpers.yield_error(err)

spec/integration/admin_api/consumers_routes_spec.lua

@@ -169,6 +169,14 @@ describe("Admin API", function()
         assert.falsy(body_page_3.next)
         assert.not_same(body_page_2, body_page_3)
       end)
+      it("should not throw an error when filtering with a random field", function()
+        local response, status = http_client.get(BASE_URL, {hello="world"})
+        assert.equal(200, status)
+        local body = json.decode(response)
+        assert.truthy(body.data)
+        assert.equal(10, table.getn(body.data))
+        assert.equal(10, body.total)
+      end)
     end)
 
     describe("/consumers/:consumer", function()