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-rw-r--r--swift/common/middleware/s3api/s3request.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/swift/common/middleware/s3api/s3request.py b/swift/common/middleware/s3api/s3request.py
index ad7227253..01d8f4ad3 100644
--- a/swift/common/middleware/s3api/s3request.py
+++ b/swift/common/middleware/s3api/s3request.py
@@ -1350,6 +1350,10 @@ class S3Request(swob.Request):
# in pipeline that need Swift PATH_INFO like ceilometermiddleware.
self.environ['s3api.backend_path'] = \
sw_resp.environ['PATH_INFO']
+ # Propogate backend headers back into our req headers for logging
+ for k, v in sw_req.headers.items():
+ if k.lower().startswith('x-backend-'):
+ self.headers.setdefault(k, v)
resp = S3Response.from_swift_resp(sw_resp)
status = resp.status_int # pylint: disable-msg=E1101