diff options
Diffstat (limited to 'source4/setup')
| -rwxr-xr-x | source4/setup/domainlevel | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/source4/setup/domainlevel b/source4/setup/domainlevel new file mode 100755 index 0000000000..3551cd5271 --- /dev/null +++ b/source4/setup/domainlevel @@ -0,0 +1,181 @@ +#!/usr/bin/python +# +# Raises domain and forest function levels +# +# Copyright Matthias Dieter Wallnoefer 2009 +# Released under the GNU GPL version 3 or later +# +import os, sys + +sys.path.insert(0, os.path.join(os.path.dirname(sys.argv[0]), "../bin/python")) + +import samba.getopt as options +import optparse +import pwd +import ldb + +from samba.auth import system_session +from samba.samdb import SamDB +from samba import DS_DOMAIN_FUNCTION_2000, DS_DOMAIN_FUNCTION_2003 +from samba import DS_DOMAIN_FUNCTION_2008, DS_DOMAIN_FUNCTION_2008_R2 + +parser = optparse.OptionParser("domainlevel (show | raise <options>)") +sambaopts = options.SambaOptions(parser) +parser.add_option_group(sambaopts) +parser.add_option_group(options.VersionOptions(parser)) +credopts = options.CredentialsOptions(parser) +parser.add_option_group(credopts) +parser.add_option("--quiet", help="Be quiet", action="store_true") +parser.add_option("-H", help="LDB URL for database or target server", type=str) +parser.add_option("--forest", + help="The forest function level (2000 | 2003 | 2008 | 2008_R2). We don't support mixed/interim (NT4 DC support) levels.", type=str) +parser.add_option("--domain", + help="The domain function level (2000 | 2003 | 2008 | 2008_R2). We don't support mixed/interim (NT4 DC support) levels.", type=str) +opts, args = parser.parse_args() + +# +# print a message if quiet is not set +# +def message(text): + if not opts.quiet: + print text + +if len(args) == 0: + parser.print_usage() + sys.exit(1) + +lp = sambaopts.get_loadparm() + +creds = credopts.get_credentials(lp) + +if opts.H is not None: + url = opts.H +else: + url = lp.get("sam database") + +samdb = SamDB(url=url, session_info=system_session(), + credentials=creds, lp=lp) + +domain_dn = SamDB.domain_dn(samdb) + +res_forest = samdb.search("CN=Partitions,CN=Configuration," + domain_dn, + scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"]) +assert(len(res_forest) == 1) + +res_domain = samdb.search(domain_dn, scope=ldb.SCOPE_BASE, + attrs=["msDS-Behavior-Version"]) +assert(len(res_domain) == 1) + +try: + level_forest = int(res_forest[0]["msDS-Behavior-Version"][0]) + level_domain = int(res_domain[0]["msDS-Behavior-Version"][0]) + + if level_forest < 0 or level_forest == 1 or level_forest > 4 or level_domain < 0 or level_domain == 1 or level_domain > 4: + print "ERROR: Domain and/or forest functional level(s) is/are invalid. Correct them or reprovision!" + sys.exit(1) + if level_forest > level_domain: + print "ERROR: Forest function level is higher than the domain level(s). That can't be. Correct this or reprovision!" + sys.exit(1) +except: + print "ERROR: Could not retrieve the actual domain and forest level!" + if args[0] == "show": + print "So the levels can't be displayed!" + sys.exit(1) + +if args[0] == "show": + message("Domain and forest function level for domain '" + domain_dn + "'") + message("") + + if level_forest == DS_DOMAIN_FUNCTION_2000: + outstr = "2000" + elif level_forest == DS_DOMAIN_FUNCTION_2003: + outstr = "2003" + elif level_forest == DS_DOMAIN_FUNCTION_2008: + outstr = "2008" + elif level_forest == DS_DOMAIN_FUNCTION_2008_R2: + outstr = "2008 R2" + message("Forest function level: (Windows) " + outstr) + + if level_domain == DS_DOMAIN_FUNCTION_2000: + outstr = "2000" + elif level_domain == DS_DOMAIN_FUNCTION_2003: + outstr = "2003" + elif level_domain == DS_DOMAIN_FUNCTION_2008: + outstr = "2008" + elif level_domain == DS_DOMAIN_FUNCTION_2008_R2: + outstr = "2008 R2" + message("Domain function level: (Windows) " + outstr) + +elif args[0] == "raise": + msgs = [] + + if opts.domain is not None: + arg = opts.domain + + if arg == "2000": + new_level_domain = DS_DOMAIN_FUNCTION_2000 + elif arg == "2003": + new_level_domain = DS_DOMAIN_FUNCTION_2003 + elif arg == "2008": + new_level_domain = DS_DOMAIN_FUNCTION_2008 + elif arg == "2008_R2": + new_level_domain = DS_DOMAIN_FUNCTION_2008_R2 + else: + print "ERROR: Wrong argument '" + arg + "'!" + sys.exit(1) + + if new_level_domain <= level_domain: + print "ERROR: Domain function level can't be smaller equal to the actual one!" + sys.exit(1) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["msDS-Behavior-Version"]= ldb.MessageElement( + str(new_level_domain), ldb.FLAG_MOD_REPLACE, + "msDS-Behavior-Version") + samdb.modify(m) + + level_domain = new_level_domain + + msgs.append("Domain function level changed!") + + if opts.forest is not None: + arg = opts.forest + + if arg == "2000": + new_level_forest = DS_DOMAIN_FUNCTION_2000 + elif arg == "2003": + new_level_forest = DS_DOMAIN_FUNCTION_2003 + elif arg == "2008": + new_level_forest = DS_DOMAIN_FUNCTION_2008 + elif arg == "2008_R2": + new_level_forest = DS_DOMAIN_FUNCTION_2008_R2 + else: + print "ERROR: Wrong argument '" + arg + "'!" + sys.exit(1) + + if new_level_forest <= level_forest: + print "ERROR: Forest function level can't be smaller equal to the actual one!" + sys.exit(1) + + if new_level_forest > level_domain: + print "ERROR: Forest function level can't be higher than the domain function level(s). Please raise it/them first!" + sys.exit(1) + + m = ldb.Message() + + m.dn = ldb.Dn(samdb, "CN=Partitions,CN=Configuration," + + domain_dn) + m["msDS-Behavior-Version"]= ldb.MessageElement( + str(new_level_forest), ldb.FLAG_MOD_REPLACE, + "msDS-Behavior-Version") + samdb.modify(m) + + msgs.append("Forest function level changed!") + + msgs.append("All changes applied successfully!") + + message("\n".join(msgs)) +else: + print "ERROR: Wrong argument '" + args[0] + "'!" + sys.exit(1) |