From e69277378ae4bec656a0898148caa2b9ab819fdd Mon Sep 17 00:00:00 2001
From: Radoslaw Zarzynski <rzarzynski@mirantis.com>
Date: Mon, 5 Oct 2015 19:43:13 +0200
Subject: [PATCH] rgw: add support for skipping manifest parsing during GET on
 Swift object.

Signed-off-by: Radoslaw Zarzynski <rzarzynski@mirantis.com>
---
 src/rgw/rgw_op.cc         | 2 +-
 src/rgw/rgw_op.h          | 2 ++
 src/rgw/rgw_rest_swift.cc | 8 ++++++++
 src/rgw/rgw_rest_swift.h  | 1 +
 4 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/rgw/rgw_op.cc b/src/rgw/rgw_op.cc
index ff84aba0b064..37751ee29b2f 100644
--- a/src/rgw/rgw_op.cc
+++ b/src/rgw/rgw_op.cc
@@ -984,7 +984,7 @@ void RGWGetObj::execute()
     goto done_err;
 
   attr_iter = attrs.find(RGW_ATTR_USER_MANIFEST);
-  if (attr_iter != attrs.end()) {
+  if (attr_iter != attrs.end() && !skip_manifest) {
     ret = handle_user_manifest(attr_iter->second.c_str());
     if (ret < 0) {
       ldout(s->cct, 0) << "ERROR: failed to handle user manifest ret=" << ret << dendl;
diff --git a/src/rgw/rgw_op.h b/src/rgw/rgw_op.h
index 7a196a3d6ce2..0cdca94b4a29 100644
--- a/src/rgw/rgw_op.h
+++ b/src/rgw/rgw_op.h
@@ -135,6 +135,7 @@ protected:
   bool get_data;
   bool partial_content;
   bool range_parsed;
+  bool skip_manifest;
   rgw_obj obj;
   utime_t gc_invalidate_time;
 
@@ -158,6 +159,7 @@ public:
     get_data = false;
     partial_content = false;
     range_parsed = false;
+    skip_manifest = false;
     ret = 0;
  }
 
diff --git a/src/rgw/rgw_rest_swift.cc b/src/rgw/rgw_rest_swift.cc
index cfb447a4699e..64bb36c58b21 100644
--- a/src/rgw/rgw_rest_swift.cc
+++ b/src/rgw/rgw_rest_swift.cc
@@ -841,6 +841,14 @@ void RGWCopyObj_ObjStore_SWIFT::send_response()
   }
 }
 
+int RGWGetObj_ObjStore_SWIFT::get_params()
+{
+  const string& mm = s->info.args.get("multipart-manifest");
+  skip_manifest = (mm.compare("get") == 0);
+
+  return RGWGetObj_ObjStore::get_params();
+}
+
 int RGWGetObj_ObjStore_SWIFT::send_response_data(bufferlist& bl, off_t bl_ofs, off_t bl_len)
 {
   string content_type;
diff --git a/src/rgw/rgw_rest_swift.h b/src/rgw/rgw_rest_swift.h
index 55b41bbc4e4a..1311dadb29d1 100644
--- a/src/rgw/rgw_rest_swift.h
+++ b/src/rgw/rgw_rest_swift.h
@@ -13,6 +13,7 @@ public:
   RGWGetObj_ObjStore_SWIFT() {}
   ~RGWGetObj_ObjStore_SWIFT() {}
 
+  int get_params();
   int send_response_data(bufferlist& bl, off_t ofs, off_t len);
   bool need_object_expiration() { return true; }
 };
-- 
2.47.3