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authorAmitay Isaacs <amitay@gmail.com>2011-08-12 11:37:57 +1000
committerAndrew Bartlett <abartlet@samba.org>2011-08-13 20:18:40 +1000
commit305cb567f4f14ef329efc4756a17483076d9270c (patch)
tree8f78eb7b260bffc8a6e937a6559c18d86dec008d /source4/scripting/python
parent64ec42d64f0a6029b135c49cfeb8bc5c6f8cbdbe (diff)
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upgrade: Add missing bits for the s3 to s4 upgrade script
Use passdb backend to import/export users Remove unused options for upgrade_from_s3 command (--blank) and credentials options Config file is specified with -s/--configfile option and no need to specify as an argument. Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'source4/scripting/python')
-rw-r--r--source4/scripting/python/samba/upgrade.py105
1 files changed, 73 insertions, 32 deletions
diff --git a/source4/scripting/python/samba/upgrade.py b/source4/scripting/python/samba/upgrade.py
index 1002af53ef..e333174d13 100644
--- a/source4/scripting/python/samba/upgrade.py
+++ b/source4/scripting/python/samba/upgrade.py
@@ -26,7 +26,9 @@ import pwd
from samba import Ldb, registry
from samba.param import LoadParm
-from samba.provision import provision
+from samba.provision import provision, FILL_FULL
+from samba.samba3 import passdb
+from samba.samba3 import param as s3param
def import_sam_policy(samldb, policy, dn):
"""Import a Samba 3 policy database."""
@@ -375,11 +377,15 @@ def import_registry(samba4_registry, samba3_regdb):
key_handle.set_value(value_name, value_type, value_data)
-def upgrade_from_passdb(samba3, logger, credentials, session_info,
- smbconf, targetdir):
- oldconf = samba3.get_conf()
+def upgrade_from_samba3(samba3, logger, session_info, smbconf, targetdir):
+ """Upgrade from samba3 database to samba4 AD database
+ """
+
+ # Read samba3 smb.conf
+ oldconf = s3param.get_context();
+ oldconf.load(smbconf)
- if oldconf.get("domain logons") == "True":
+ if oldconf.get("domain logons"):
serverrole = "domain controller"
else:
if oldconf.get("security") == "user":
@@ -391,15 +397,16 @@ def upgrade_from_passdb(samba3, logger, credentials, session_info,
realm = oldconf.get("realm")
netbiosname = oldconf.get("netbios name")
+ # secrets db
secrets_db = samba3.get_secrets_db()
- if domainname is None:
+ if not domainname:
domainname = secrets_db.domains()[0]
logger.warning("No domain specified in smb.conf file, assuming '%s'",
domainname)
- if realm is None:
- if oldconf.get("domain logons") == "True":
+ if not realm:
+ if oldconf.get("domain logons"):
logger.warning("No realm specified in smb.conf file and being a DC. That upgrade path doesn't work! Please add a 'realm' directive to your old smb.conf to let us know which one you want to use (generally it's the upcased DNS domainname).")
return
else:
@@ -407,23 +414,62 @@ def upgrade_from_passdb(samba3, logger, credentials, session_info,
logger.warning("No realm specified in smb.conf file, assuming '%s'",
realm)
- domainguid = secrets_db.get_domain_guid(domainname)
- domainsid = secrets_db.get_sid(domainname)
+ # Find machine account and password
+ machinepass = None
+ machinerid = 2000
+ machinesid = None
+
+ try:
+ machinepass = secrets_db.get_machine_password(netbiosname)
+ except:
+ pass
+
+ # We must close the direct pytdb database before the C code loads it
+ secrets_db.close()
+
+ # We must load the group mapping into memory before the passdb code touches it
+ groupdb = samba3.get_groupmapping_db()
+ for sid in groupdb.groupsids():
+ (gid, sid_name_use, nt_name, comment) = groupdb.get_group(sid)
+ # FIXME: import_sam_group(samdb, sid, gid, sid_name_use, nt_name, comment, domaindn)
+ groupdb.close()
+
+ passdb.set_secrets_dir(samba3.libdir)
+
+ try:
+ domainsid = str(passdb.get_global_sam_sid())
+ except:
+ pass
+
+ try:
+ machineacct = old_passdb.getsampwnam('%s$' % netbiosname)
+ machinesid, machinerid = machineacct.user_sid.split()
+ except:
+ pass
+
if domainsid is None:
logger.warning("Can't find domain secrets for '%s'; using random SID",
domainname)
- if netbiosname is not None:
- machinepass = secrets_db.get_machine_password(netbiosname)
- else:
- machinepass = None
-
- result = provision(logger=logger,
- session_info=session_info, credentials=credentials,
+ # Import users from old passdb backend
+ old_passdb = passdb.PDB(oldconf.get('passdb backend'))
+ userlist = old_passdb.search_users(0)
+ userdata = {}
+ for entry in userlist:
+ if machinesid and machinerid == entry['rid']:
+ continue
+ username = entry['account_name']
+ if entry['rid'] < 1000:
+ print("Skipping wellknown rid=%d (for username=%s)\n" % (entry['rid'], username))
+ continue
+ userdata[username] = old_passdb.getsampwnam(username)
+
+ # Do full provision
+ result = provision(logger, session_info, None,
targetdir=targetdir, realm=realm, domain=domainname,
- domainguid=domainguid, domainsid=domainsid,
+ domainsid=domainsid, next_rid=machinerid,
hostname=netbiosname, machinepass=machinepass,
- serverrole=serverrole)
+ serverrole=serverrole, samdb_fill=FILL_FULL)
import_wins(Ldb(result.paths.winsdb), samba3.get_wins_db())
@@ -431,20 +477,15 @@ def upgrade_from_passdb(samba3, logger, credentials, session_info,
# FIXME: import_idmap(samdb,samba3.get_idmap_db(),domaindn)
- groupdb = samba3.get_groupmapping_db()
- for sid in groupdb.groupsids():
- (gid, sid_name_use, nt_name, comment) = groupdb.get_group(sid)
- # FIXME: import_sam_group(samdb, sid, gid, sid_name_use, nt_name, comment, domaindn)
-
# FIXME: Aliases
- passdb = samba3.get_sam_db()
- for name in passdb:
- user = passdb[name]
- #FIXME: import_sam_account(result.samdb, user, domaindn, domainsid)
-
- if hasattr(passdb, 'ldap_url'):
- logger.info("Enabling Samba3 LDAP mappings for SAM database")
+ # Export users to samba4 backend
+ new_smbconf = result.lp.configfile
+ newconf = s3param.get_context()
+ newconf.load(new_smbconf)
- enable_samba3sam(result.samdb, passdb.ldap_url)
+ new_passdb = passdb.PDB('samba4')
+ for username in userdata:
+ print "adding user %s" % username
+ new_passdb.add_sam_account(userdata[username])