[backport] rgw: fix wrong etag calculation during POST on S3 bucket.

Closes: #14570
(cherry picked from commit 742906a)

Signed-off-by: Radoslaw Zarzynski <rzarzynski@mirantis.com>
Signed-off-by: Vladislav Odintsov <odivlad@gmail.com>
Tested-by: Vladislav Odintsov <odivlad@gmail.com>

diff --git a/src/rgw/rgw_op.cc b/src/rgw/rgw_op.cc
index 9f6f0b4b2187dff08967d57dc3b2bb3c6adcab91..cd8785f19dea8b8591d1e2b859cc9c63229f0fcd 100644 (file)
--- a/src/rgw/rgw_op.cc
+++ b/src/rgw/rgw_op.cc
@@ -2025,6 +2025,7 @@ void RGWPostObj::execute()
     goto done;
   }
 
+  processor->complete_hash(&hash);
   hash.Final(m);
   buf_to_hex(m, CEPH_CRYPTO_MD5_DIGESTSIZE, calc_md5);