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-rwxr-xr-xsource4/scripting/bin/upgradeprovision85
1 files changed, 58 insertions, 27 deletions
diff --git a/source4/scripting/bin/upgradeprovision b/source4/scripting/bin/upgradeprovision
index 74d9829376..7dd9a95b1e 100755
--- a/source4/scripting/bin/upgradeprovision
+++ b/source4/scripting/bin/upgradeprovision
@@ -45,9 +45,11 @@ import samba.getopt as options
from samba.samdb import SamDB
from samba import param
from samba.provision import ProvisionNames,provision_paths_from_lp,find_setup_dir,FILL_FULL,provision
+from samba.provisionexceptions import ProvisioningError
from samba.schema import get_dnsyntax_attributes, get_linked_attributes, Schema
from samba.dcerpc import misc, security
from samba.ndr import ndr_pack, ndr_unpack
+from samba.dcerpc.misc import SEC_CHAN_BDC
replace=2^ldb.FLAG_MOD_REPLACE
add=2^ldb.FLAG_MOD_ADD
@@ -171,8 +173,7 @@ def guess_names_from_current_provision(credentials,session_info,paths):
# NT domain, kerberos realm, root dn, domain dn, domain dns name
names.domain = string.upper(lp.get("workgroup"))
names.realm = lp.get("realm")
- rootdn = "DC=" + names.realm.replace(".",",DC=")
- names.domaindn = rootdn
+ basedn = "DC=" + names.realm.replace(".",",DC=")
names.dnsdomain = names.realm
names.realm = string.upper(names.realm)
# netbiosname
@@ -188,16 +189,17 @@ def guess_names_from_current_provision(credentials,session_info,paths):
credentials=credentials, lp=lp, options=["modules:samba_dsdb"])
# That's a bit simplistic but it's ok as long as we have only 3 partitions
- attrs2 = ["schemaNamingContext","configurationNamingContext","rootDomainNamingContext"]
+ attrs2 = ["defaultNamingContext", "schemaNamingContext","configurationNamingContext","rootDomainNamingContext"]
res2 = samdb.search(expression="(objectClass=*)",base="", scope=SCOPE_BASE, attrs=attrs2)
names.configdn = res2[0]["configurationNamingContext"]
configdn = str(names.configdn)
names.schemadn = res2[0]["schemaNamingContext"]
- if not (rootdn == str(res2[0]["rootDomainNamingContext"])):
- message(ERROR, "rootdn in sam.ldb and smb.conf is not the same ...")
- else:
- names.rootdn=res2[0]["rootDomainNamingContext"]
+ if not (ldb.Dn(samdb, basedn) == (ldb.Dn(samdb, res2[0]["defaultNamingContext"][0]))):
+ raise ProvisioningError(("basedn in %s (%s) and from %s (%s) is not the same ..." % (paths.samdb, str(res2[0]["defaultNamingContext"][0]), paths.smbconf, basedn)))
+
+ names.domaindn=res2[0]["defaultNamingContext"]
+ names.rootdn=res2[0]["rootDomainNamingContext"]
# default site name
attrs3 = ["cn"]
res3= samdb.search(expression="(objectClass=*)",base="CN=Sites,"+configdn, scope=SCOPE_ONELEVEL, attrs=attrs3)
@@ -205,43 +207,37 @@ def guess_names_from_current_provision(credentials,session_info,paths):
# dns hostname and server dn
attrs4 = ["dNSHostName"]
- res4= samdb.search(expression="(CN=%s)"%names.netbiosname,base="OU=Domain Controllers,"+rootdn, \
+ res4= samdb.search(expression="(CN=%s)"%names.netbiosname,base="OU=Domain Controllers,"+basedn, \
scope=SCOPE_ONELEVEL, attrs=attrs4)
names.hostname = str(res4[0]["dNSHostName"]).replace("."+names.dnsdomain,"")
- names.serverdn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (names.netbiosname, names.sitename, configdn)
+ server_res = samdb.search(expression="serverReference=%s"%res4[0].dn, attrs=[], base=configdn)
+ names.serverdn = server_res[0].dn
+
+ # invocation id/objectguid
+ res5 = samdb.search(expression="(objectClass=*)",base="CN=NTDS Settings,%s" % str(names.serverdn), scope=SCOPE_BASE, attrs=["invocationID","objectGUID"])
+ names.invocation = str(ndr_unpack( misc.GUID,res5[0]["invocationId"][0]))
+ names.ntdsguid = str(ndr_unpack( misc.GUID,res5[0]["objectGUID"][0]))
- # invocation id
- attrs5 = ["invocationId"]
- res5 = samdb.search(expression="(objectClass=*)",base="CN=Sites,"+configdn, scope=SCOPE_SUBTREE, attrs=attrs5)
- for i in range(0,len(res5)):
- if ( len(res5[i]) > 0):
- names.invocation = str(ndr_unpack( misc.GUID,res5[i]["invocationId"][0]))
- break
# domain guid/sid
attrs6 = ["objectGUID", "objectSid", ]
- res6 = samdb.search(expression="(objectClass=*)",base=rootdn, scope=SCOPE_BASE, attrs=attrs6)
+ res6 = samdb.search(expression="(objectClass=*)",base=basedn, scope=SCOPE_BASE, attrs=attrs6)
names.domainguid = str(ndr_unpack( misc.GUID,res6[0]["objectGUID"][0]))
names.domainsid = str(ndr_unpack( security.dom_sid,res6[0]["objectSid"][0]))
# policy guid
attrs7 = ["cn","displayName"]
- res7 = samdb.search(expression="(displayName=Default Domain Policy)",base="CN=Policies,CN=System,"+rootdn, \
+ res7 = samdb.search(expression="(displayName=Default Domain Policy)",base="CN=Policies,CN=System,"+basedn, \
scope=SCOPE_ONELEVEL, attrs=attrs7)
names.policyid = str(res7[0]["cn"]).replace("{","").replace("}","")
# dc policy guid
attrs8 = ["cn","displayName"]
- res8 = samdb.search(expression="(displayName=Default Domain Controllers Policy)",base="CN=Policies,CN=System,"+rootdn, \
+ res8 = samdb.search(expression="(displayName=Default Domain Controllers Policy)",base="CN=Policies,CN=System,"+basedn, \
scope=SCOPE_ONELEVEL, attrs=attrs7)
if len(res8) == 1:
names.policyid_dc = str(res8[0]["cn"]).replace("{","").replace("}","")
else:
names.policyid_dc = None
- # ntds guid
- attrs9 = ["objectGUID" ]
- exp = "(dn=CN=NTDS Settings,%s)"%(names.serverdn)
- res9 = samdb.search(expression="(dn=CN=NTDS Settings,%s)"%(names.serverdn),base=str(names.configdn), scope=SCOPE_SUBTREE, attrs=attrs9)
- names.ntdsguid = str(ndr_unpack( misc.GUID,res9[0]["objectGUID"][0]))
return names
@@ -251,7 +247,7 @@ def print_names(names):
message(GUESS, "rootdn :"+str(names.rootdn))
message(GUESS, "configdn :"+str(names.configdn))
message(GUESS, "schemadn :"+str(names.schemadn))
- message(GUESS, "serverdn :"+names.serverdn)
+ message(GUESS, "serverdn :"+str(names.serverdn))
message(GUESS, "netbiosname :"+names.netbiosname)
message(GUESS, "defaultsite :"+names.sitename)
message(GUESS, "dnsdomain :"+names.dnsdomain)
@@ -285,7 +281,7 @@ def newprovision(names,setup_dir,creds,session,smbconf):
session, creds, smbconf=smbconf, targetdir=provdir,
samdb_fill=FILL_FULL, realm=names.realm, domain=names.domain,
domainguid=names.domainguid, domainsid=names.domainsid,ntdsguid=names.ntdsguid,
- policyguid=names.policyid,policyguid_dc=names.policyid_dc,hostname=names.hostname,
+ policyguid=names.policyid,policyguid_dc=names.policyid_dc,hostname=names.netbiosname,
hostip=None, hostip6=None,
invocationid=names.invocation, adminpass=None,
krbtgtpass=None, machinepass=None,
@@ -506,7 +502,7 @@ def check_diff_name(newpaths,paths,creds,session,basedn,names,ischema):
# The double ldb open and schema validation is taken from the initial provision script
# it's not certain that it is really needed ....
sam_ldb = Ldb(session_info=session, credentials=creds, lp=lp)
- schema = Schema(setup_path, security.dom_sid(names.domainsid), schemadn=basedn, serverdn=names.serverdn)
+ schema = Schema(setup_path, security.dom_sid(names.domainsid), schemadn=basedn, serverdn=str(names.serverdn))
# Load the schema from the one we computed earlier
sam_ldb.set_schema_from_ldb(schema.ldb)
# And now we can connect to the DB - the schema won't be loaded from the DB
@@ -686,6 +682,40 @@ def update_samdb(newpaths,paths,creds,session,names):
message(SIMPLE,"Done with scanning")
# update_sds(hashdef,hashSD,paths,creds,session,str(names.rootdn),names.domainsid)
+def update_machine_account_password(newpaths,paths,creds,session,names):
+
+ secrets_ldb = Ldb(newpaths.secrets, session_info=session, credentials=creds,lp=lp)
+ secrets_ldb.transaction_start()
+ secrets_msg = secrets_ldb.search(expression=("samAccountName=%s$" % names.netbiosname), attrs=["secureChannelType"])
+ sam_ldb = Ldb(paths.samdb, session_info=session, credentials=creds,lp=lp)
+ if secrets_msg[0]["secureChannelType"][0] == SEC_CHAN_BDC:
+ sam_ldb.transaction_start()
+ res = sam_ldb.search(expression=("samAccountName=%s$" % names.netbiosname), attrs=[])
+ assert(len(res) == 1)
+
+ msg = ldb.Message(res[0].dn)
+ machinepass = msg["userPassword"] = glue.generate_random_str(12)
+ for el in msg:
+ el.set_flags(ldb.FLAG_MOD_REPLACE)
+ sam_ldb.modify(msg)
+
+ res = sam_ldb.search(expression=("samAccountName=%s$" % names.netbiosname),
+ attrs=["msDs-keyVersionNumber"])
+ assert(len(res) == 1)
+ kvno = res[0]["msDs-keyVersionNumber"]
+
+ secretsdb_self_join(secrets_ldb, domain=names.domain,
+ realm=names.realm,
+ dnsdomain=names.dnsdomain,
+ netbiosname=names.netbiosname,
+ machinepass=machinepass,
+ key_version_number=kvno,
+ secure_channel_type=secrets_msg[0]["secureChannelType"])
+ sam_ldb.transaction_prepare_commit()
+ secrets_ldb.transaction_prepare_commit()
+ sam_ldb.transaction_commit()
+ secrets_ldb.transaction_commit()
+
# From here start the big steps of the program
# First get files paths
paths=get_paths(targetdir=opts.targetdir,smbconf=smbconf)
@@ -708,6 +738,7 @@ update_secrets(newpaths,paths,creds,session)
update_privilege(newpaths,paths)
if opts.full:
update_samdb(newpaths,paths,creds,session,names)
+ update_machine_account_password(newpaths,paths,creds,session,names)
message(SIMPLE,"Upgrade finished !")
# remove reference provision now that everything is done !
rmall(provisiondir)