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#!/usr/bin/python
#
# Print a description (including data, path, and revision) of the
# specified node reps in a Subversion filesystem. Walks as much of
# the reps table as necessary to locate the data (e.g. does a table
# scan).
# Standard modules
import sys, os, re, codecs
# Local support modules
import skel, svnfs
def main():
progname = os.path.basename(sys.argv[0])
if len(sys.argv) >= 3:
dbhome = os.path.join(sys.argv[1], 'db')
if not os.path.exists(dbhome):
sys.stderr.write("%s: '%s' is not a valid svn repository\n" %
(sys.argv[0], dbhome))
sys.exit(1)
rep_ids = sys.argv[2:]
else:
print >> sys.stderr, "Usage: %s <svn-repository> <rep-id>..." % progname
sys.exit(1)
print "%s running on repository '%s'" % (progname, dbhome)
print
rep_ids = dict.fromkeys(rep_ids)
ctx = svnfs.Ctx(dbhome)
try:
cur = ctx.nodes_db.cursor()
try:
rec = cur.first()
while rec:
if rec[0] != 'next-key':
nid, cid, tid = rec[0].split(".")
nd = skel.Node(rec[1])
if nd.datarep in rep_ids:
rev = skel.Txn(ctx.txns_db[tid]).rev
print "%s: data of '%s%s' in r%s" % (nd.datarep,
nd.createpath, {"dir":'/', "file":''}[nd.kind], rev)
if nd.proprep in rep_ids:
rev = skel.Txn(ctx.txns_db[tid]).rev
print "%s: properties of '%s%s' in r%s" % (nd.datarep,
nd.createpath, {"dir":'/', "file":''}[nd.kind], rev)
rec = cur.next()
finally:
cur.close()
finally:
ctx.close()
if __name__ == '__main__':
main()
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