#!/usr/bin/env python # Copyright (c) 2010-2012 OpenStack, LLC. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or # implied. # See the License for the specific language governing permissions and # limitations under the License. import sys from datetime import datetime from hashlib import md5 from swift.common.ring import Ring from swift.obj.diskfile import read_metadata from swift.common.utils import hash_path if __name__ == '__main__': if len(sys.argv) <= 1: print "Usage: %s OBJECT_FILE" % sys.argv[0] sys.exit(1) try: ring = Ring('/etc/swift/', ring_name='object') except Exception: ring = None datafile = sys.argv[1] fp = open(datafile, 'rb') metadata = read_metadata(fp) path = metadata.pop('name', '') content_type = metadata.pop('Content-Type', '') ts = metadata.pop('X-Timestamp', '') etag = metadata.pop('ETag', '') length = metadata.pop('Content-Length', '') if path: print 'Path: %s' % path account, container, obj = path.split('/', 3)[1:] print ' Account: %s' % account print ' Container: %s' % container print ' Object: %s' % obj obj_hash = hash_path(account, container, obj) print ' Object hash: %s' % obj_hash if ring is not None: print 'Ring locations:' part, nodes = ring.get_nodes(account, container, obj) for node in nodes: print (' %s:%s - /srv/node/%s/objects/%s/%s/%s/%s.data' % (node['ip'], node['port'], node['device'], part, obj_hash[-3:], obj_hash, ts)) else: print 'Path: Not found in metadata' if content_type: print 'Content-Type: %s' % content_type else: print 'Content-Type: Not found in metadata' if ts: print 'Timestamp: %s (%s)' % (datetime.fromtimestamp(float(ts)), ts) else: print 'Timestamp: Not found in metadata' h = md5() file_len = 0 while True: data = fp.read(64 * 1024) if not data: break h.update(data) file_len += len(data) h = h.hexdigest() if etag: if h == etag: print 'ETag: %s (valid)' % etag else: print "Etag: %s doesn't match file hash of %s!" % (etag, h) else: print 'ETag: Not found in metadata' if length: if file_len == int(length): print 'Content-Length: %s (valid)' % length else: print "Content-Length: %s doesn't match file length of %s" % ( length, file_len) else: print 'Content-Length: Not found in metadata' print 'User Metadata: %s' % metadata print print 'note: /srv/node is used as default value of `devices`, the real '\ 'value is set in object-server.conf on each storage node.' fp.close()