Revision cb9432cc snf-pithos-backend/pithos/backends/lib/hashfiler/mapper.py
| b/snf-pithos-backend/pithos/backends/lib/hashfiler/mapper.py | ||
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# or implied, of GRNET S.A. |
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from filemapper import FileMapper |
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from binascii import hexlify |
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from archipelago.common import ( |
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Request, |
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xseg_reply_info, |
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xseg_reply_map, |
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xseg_reply_map_scatterlist, |
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string_at, |
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) |
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import ctypes |
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from pithos.workers import ( |
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glue, |
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monkey, |
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) |
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monkey.patch_Request() |
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class Mapper(object): |
| ... | ... | |
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""" |
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return self.fmap.map_retr(maphash, blkoff, nr) |
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def map_retr_archip(self, maphash, size): |
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ioctx_pool = glue.WorkerGlue.ioctx_pool |
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dst_port = 1001 |
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ioctx = ioctx_pool.pool_get() |
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maphash = maphash.split(":")[1]
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req = Request.get_mapr_request(ioctx, dst_port, maphash, offset=0, size=size) |
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req.submit() |
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req.wait() |
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ret = req.success() |
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if ret: |
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data = req.get_data(xseg_reply_map) |
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Segsarray = xseg_reply_map_scatterlist * data.contents.cnt |
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segs = Segsarray.from_address(ctypes.addressof(data.contents.segs)) |
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req.put() |
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else: |
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req.put() |
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ioctx_pool.pool_put(ioctx) |
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ioctx_pool.pool_put(ioctx) |
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return [string_at(segs[idx].target) for idx in xrange(len(segs)) ] |
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def map_stor(self, maphash, hashes=(), blkoff=0, create=1): |
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"""Store hashes in the given hashes map.""" |
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if self.rmap: |
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