| 1 | #!/usr/bin/python
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| 2 | #
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| 3 | # Copyright (C) Matthieu Patou <mat@matws.net> 2009
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| 4 | # This script realize an offline reorganisation of an LDB
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| 5 | # file it helps to reduce (sometime drastically) the
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| 6 | # size of LDB files.
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| 7 | import sys
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| 8 | import optparse
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| 9 | import os
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| 10 | sys.path.insert(0, "bin/python")
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| 11 |
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| 12 | import samba
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| 13 | from samba.credentials import DONT_USE_KERBEROS
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| 14 | from samba.auth import system_session
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| 15 | from samba import Ldb, substitute_var, valid_netbios_name, check_all_substituted
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| 16 | from ldb import SCOPE_SUBTREE, SCOPE_ONELEVEL, SCOPE_BASE, LdbError
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| 17 | import ldb
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| 18 | import samba.getopt as options
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| 19 | from samba.samdb import SamDB
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| 20 | from samba import param
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| 21 | from samba.provision import ProvisionPaths, ProvisionNames,provision_paths_from_lp, Schema
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| 22 |
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| 23 | parser = optparse.OptionParser("provision [options]")
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| 24 | sambaopts = options.SambaOptions(parser)
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| 25 | parser.add_option_group(sambaopts)
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| 26 | parser.add_option_group(options.VersionOptions(parser))
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| 27 | credopts = options.CredentialsOptions(parser)
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| 28 | parser.add_option_group(credopts)
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| 29 | parser.add_option("--database", type="string", metavar="FILE",
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| 30 | help="LDB to reorganize")
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| 31 | opts = parser.parse_args()[0]
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| 32 | lp = sambaopts.get_loadparm()
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| 33 | smbconf = lp.configfile
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| 34 |
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| 35 | if not opts.database:
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| 36 | print "Parameter database is mandatory"
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| 37 | sys.exit(1)
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| 38 | creds = credopts.get_credentials(lp)
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| 39 | creds.set_kerberos_state(DONT_USE_KERBEROS)
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| 40 | session = system_session()
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| 41 | empty = ldb.Message()
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| 42 | newname="%s.new"%(opts.database)
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| 43 | if os.path.exists(newname):
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| 44 | os.remove(newname)
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| 45 | old_ldb = Ldb(opts.database, session_info=session, credentials=creds,lp=lp)
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| 46 | new_ldb = Ldb(newname,session_info=session, credentials=creds,lp=lp)
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| 47 |
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| 48 | new_ldb.transaction_start()
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| 49 | res = old_ldb.search(expression="(dn=*)",base="", scope=SCOPE_SUBTREE)
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| 50 | for i in range(0,len(res)):
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| 51 | if str(res[i].dn) == "@BASEINFO":
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| 52 | continue
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| 53 | if str(res[i].dn).startswith("@INDEX:"):
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| 54 | continue
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| 55 | delta = new_ldb.msg_diff(empty,res[i])
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| 56 | delta.dn = res[i].dn
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| 57 | delta.remove("distinguishedName")
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| 58 | new_ldb.add(delta)
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| 59 |
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| 60 | new_ldb.transaction_commit()
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