[SCM] Samba Shared Repository - branch master updated

Jelmer Vernooij jelmer at samba.org
Thu Jun 10 17:48:34 MDT 2010


The branch, master has been updated
       via  4690ebf... Add missing stub functions.
       via  c446fbc... s4-python: Fix formatting.
      from  a53ca94... s3:rpc improve handles memory hierarchy and use better name.

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit 4690ebf0f47ec435e2e63687dce257b6b2bd5464
Author: Jelmer Vernooij <jelmer at samba.org>
Date:   Fri Jun 11 01:47:45 2010 +0200

    Add missing stub functions.

commit c446fbc3bfa345c8bc748a162dedb24857272aab
Author: Jelmer Vernooij <jelmer at samba.org>
Date:   Thu Jun 10 23:12:53 2010 +0200

    s4-python: Fix formatting.

-----------------------------------------------------------------------

Summary of changes:
 source4/scripting/python/samba/__init__.py         |   29 ++--
 source4/scripting/python/samba/idmap.py            |   19 +-
 source4/scripting/python/samba/ntacls.py           |   21 ++-
 source4/scripting/python/samba/provision.py        |    9 +-
 source4/scripting/python/samba/provisionbackend.py |  208 ++++++++++++--------
 source4/scripting/python/samba/schema.py           |    7 +-
 source4/scripting/python/samba/upgradehelpers.py   |   25 ++-
 7 files changed, 185 insertions(+), 133 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source4/scripting/python/samba/__init__.py b/source4/scripting/python/samba/__init__.py
index dcb80a7..d870879 100644
--- a/source4/scripting/python/samba/__init__.py
+++ b/source4/scripting/python/samba/__init__.py
@@ -154,7 +154,11 @@ class Ldb(_Ldb):
                 raise
 
     def erase_except_schema_controlled(self):
-        """Erase this ldb, removing all records, except those that are controlled by Samba4's schema."""
+        """Erase this ldb.
+        
+        :note: Removes all records, except those that are controlled by
+            Samba4's schema.
+        """
 
         basedn = ""
 
@@ -173,8 +177,7 @@ class Ldb(_Ldb):
                     raise
 
         res = self.search(basedn, ldb.SCOPE_SUBTREE,
-                          "(&(|(objectclass=*)(distinguishedName=*))(!(distinguishedName=@BASEINFO)))",
-                          [], controls=["show_deleted:0"])
+            "(&(|(objectclass=*)(distinguishedName=*))(!(distinguishedName=@BASEINFO)))", [], controls=["show_deleted:0"])
         assert len(res) == 0
 
         # delete the specials
@@ -297,20 +300,20 @@ class Ldb(_Ldb):
         dsdb.dsdb_set_ntds_invocation_id(self, invocation_id)
 
     def get_invocation_id(self):
-        "Get the invocation_id id"
+        """Get the invocation_id id"""
         return dsdb.samdb_ntds_invocation_id(self)
 
     def get_ntds_GUID(self):
-        "Get the NTDS objectGUID"
+        """Get the NTDS objectGUID"""
         return dsdb.samdb_ntds_objectGUID(self)
 
     def server_site_name(self):
-        "Get the server site name"
+        """Get the server site name"""
         return dsdb.samdb_server_site_name(self)
 
 
 def substitute_var(text, values):
-    """substitute strings of the form ${NAME} in str, replacing
+    """Substitute strings of the form ${NAME} in str, replacing
     with substitutions from subobj.
 
     :param text: Text in which to subsitute.
@@ -360,13 +363,15 @@ def setup_file(template, fname, subst_vars=None):
     :param fname: Path of the file to create.
     :param subst_vars: Substitution variables.
     """
-    f = fname
-
-    if os.path.exists(f):
-        os.unlink(f)
+    if os.path.exists(fname):
+        os.unlink(fname)
 
     data = read_and_sub_file(template, subst_vars)
-    open(f, 'w').write(data)
+    f = open(fname, 'w')
+    try:
+        f.write(data)
+    finally:
+        f.close()
 
 
 def valid_netbios_name(name):
diff --git a/source4/scripting/python/samba/idmap.py b/source4/scripting/python/samba/idmap.py
index c0b20bd..1cb33fd 100644
--- a/source4/scripting/python/samba/idmap.py
+++ b/source4/scripting/python/samba/idmap.py
@@ -57,28 +57,27 @@ class IDmapDB(samba.Ldb):
 
         :return xid can that be used for SID/unixid mapping
         """
-        res=self.search(expression="dn=CN=CONFIG",base="", scope=ldb.SCOPE_SUBTREE)
-        id=res[0].get("xidNumber")
-        flag=ldb.FLAG_MOD_REPLACE
-        if id == None:
-            id=res[0].get("lowerBound")
+        res = self.search(expression="dn=CN=CONFIG", base="", 
+                          scope=ldb.SCOPE_SUBTREE)
+        id = res[0].get("xidNumber")
+        flag = ldb.FLAG_MOD_REPLACE
+        if id is None:
+            id = res[0].get("lowerBound")
             flag = ldb.FLAG_MOD_ADD
         newid = int(str(id)) + 1
         msg = ldb.Message()
-        msg.dn = ldb.Dn(self,"CN=CONFIG")
-        msg["xidNumber"] = ldb.MessageElement(str(newid),flag,"xidNumber")
+        msg.dn = ldb.Dn(self, "CN=CONFIG")
+        msg["xidNumber"] = ldb.MessageElement(str(newid), flag, "xidNumber")
         self.modify(msg)
-
         return id
 
-
     def setup_name_mapping(self, sid, type, unixid=None):
         """Setup a mapping between a sam name and a unix name.
 
         :param sid: SID of the NT-side of the mapping.
         :param unixname: Unix id to map to, if none supplied the next one will be selected
         """
-        if unixid == None:
+        if unixid is None:
             unixid = self.increment_xid()
         type_string = ""
         if type == self.TYPE_UID:
diff --git a/source4/scripting/python/samba/ntacls.py b/source4/scripting/python/samba/ntacls.py
index 478a512..cfdb262 100644
--- a/source4/scripting/python/samba/ntacls.py
+++ b/source4/scripting/python/samba/ntacls.py
@@ -30,7 +30,7 @@ class XattrBackendError(Exception):
 def checkset_backend(lp, backend, eadbfile):
     if backend is not None:
         if backend == "native":
-            lp.set("posix:eadb","")
+            lp.set("posix:eadb", "")
         elif backend == "tdb":
             if eadbfile != None:
                 lp.set("posix:eadb", eadbfile)
@@ -56,9 +56,10 @@ def getntacl(lp, file, backend=None, eadbfile=None):
     else:
         attribute = samba.xattr_native.wrap_getxattr(file,
             xattr.XATTR_NTACL_NAME)
-    ntacl = ndr_unpack(xattr.NTACL,attribute)
+    ntacl = ndr_unpack(xattr.NTACL, attribute)
     return ntacl
 
+
 def setntacl(lp, file, sddl, domsid, backend=None, eadbfile=None):
     checkset_backend(lp, backend, eadbfile)
     ntacl = xattr.NTACL()
@@ -70,17 +71,21 @@ def setntacl(lp, file, sddl, domsid, backend=None, eadbfile=None):
     if eadbname is not None and eadbname != "":
         try:
             samba.xattr_tdb.wrap_setxattr(eadbname,
-                file,xattr.XATTR_NTACL_NAME,ndr_pack(ntacl))
+                file, xattr.XATTR_NTACL_NAME, ndr_pack(ntacl))
         except:
             # FIXME: Don't catch all exceptions, just those related to opening 
             # xattrdb
-            print "Fail to open %s"%eadbname
-            samba.xattr_native.wrap_setxattr(file,xattr.XATTR_NTACL_NAME,ndr_pack(ntacl))
+            print "Fail to open %s" % eadbname
+            samba.xattr_native.wrap_setxattr(file, xattr.XATTR_NTACL_NAME, 
+                ndr_pack(ntacl))
     else:
-        samba.xattr_native.wrap_setxattr(file,xattr.XATTR_NTACL_NAME,ndr_pack(ntacl))
+        samba.xattr_native.wrap_setxattr(file, xattr.XATTR_NTACL_NAME,
+                ndr_pack(ntacl))
+
 
 def ldapmask2filemask(ldm):
-    """Takes the access mask of a DS ACE and transform them in a File ACE mask"""
+    """Takes the access mask of a DS ACE and transform them in a File ACE mask.
+    """
     RIGHT_DS_CREATE_CHILD     = 0x00000001
     RIGHT_DS_DELETE_CHILD     = 0x00000002
     RIGHT_DS_LIST_CONTENTS    = 0x00000004
@@ -141,7 +146,7 @@ def dsacl2fsacl(dssddl, domsid):
     for files. It's used for Policy object provision
     """
     sid = security.dom_sid(domsid)
-    ref = security.descriptor.from_sddl(dssddl,sid)
+    ref = security.descriptor.from_sddl(dssddl, sid)
     fdescr = security.descriptor()
     fdescr.owner_sid = ref.owner_sid
     fdescr.group_sid = ref.group_sid
diff --git a/source4/scripting/python/samba/provision.py b/source4/scripting/python/samba/provision.py
index 089d4e3..c8e082a 100644
--- a/source4/scripting/python/samba/provision.py
+++ b/source4/scripting/python/samba/provision.py
@@ -47,12 +47,17 @@ from samba.dsdb import DS_DOMAIN_FUNCTION_2003, DS_DC_FUNCTION_2008
 from samba.dcerpc import security
 from samba.dcerpc.misc import SEC_CHAN_BDC, SEC_CHAN_WKSTA
 from samba.idmap import IDmapDB
+from samba.ms_display_specifiers import read_ms_ldif
 from samba.ntacls import setntacl, dsacl2fsacl
 from samba.ndr import ndr_pack,ndr_unpack
+from samba.provisionbackend import (
+    ExistingBackend,
+    FDSBackend,
+    LDBBackend,
+    OpenLDAPBackend,
+    )
 from samba.schema import Schema
 from samba.samdb import SamDB
-from ms_display_specifiers import read_ms_ldif
-from samba.provisionbackend import LDBBackend, ExistingBackend, FDSBackend, OpenLDAPBackend
 
 __docformat__ = "restructuredText"
 
diff --git a/source4/scripting/python/samba/provisionbackend.py b/source4/scripting/python/samba/provisionbackend.py
index 8d035ab..629bc28 100644
--- a/source4/scripting/python/samba/provisionbackend.py
+++ b/source4/scripting/python/samba/provisionbackend.py
@@ -70,16 +70,20 @@ class ProvisionBackend(object):
         self.ldap_backend_type = backend_type
 
     def init(self):
-        pass
+        """Initialize the backend."""
+        raise NotImplementedError(self.init)
 
     def start(self):
-        pass
+        """Start the backend."""
+        raise NotImplementedError(self.start)
 
     def shutdown(self):
-        pass
+        """Shutdown the backend."""
+        raise NotImplementedError(self.shutdown)
 
     def post_setup(self):
-        pass
+        """Post setup."""
+        raise NotImplementedError(self.post_setup)
 
 
 class LDBBackend(ProvisionBackend):
@@ -91,6 +95,15 @@ class LDBBackend(ProvisionBackend):
         # Wipe the old sam.ldb databases away
         shutil.rmtree(self.paths.samdb + ".d", True)
 
+    def start(self):
+        pass
+
+    def shutdown(self):
+        pass
+
+    def post_setup(self):
+        pass
+
 
 class ExistingBackend(ProvisionBackend):
 
@@ -114,7 +127,8 @@ class ExistingBackend(ProvisionBackend):
         # into the long-term database later in the script.
         self.secrets_credentials = self.credentials
 
-        self.ldap_backend_type = "openldap" # For now, assume existing backends at least emulate OpenLDAP
+         # For now, assume existing backends at least emulate OpenLDAP
+        self.ldap_backend_type = "openldap"
 
 
 class LDAPBackend(ProvisionBackend):
@@ -143,7 +157,7 @@ class LDAPBackend(ProvisionBackend):
         self.ldap_backend_extra_port = ldap_backend_extra_port
         self.ldap_dryrun_mode = ldap_dryrun_mode
 
-        self.ldapi_uri = "ldapi://" + urllib.quote(os.path.join(self.ldapdir, "ldapi"), safe="")
+        self.ldapi_uri = "ldapi://%s" % urllib.quote(os.path.join(self.ldapdir, "ldapi"), safe="")
 
         if not os.path.exists(self.ldapdir):
             os.mkdir(self.ldapdir)
@@ -171,7 +185,8 @@ class LDAPBackend(ProvisionBackend):
             # XXX: We should never be catching all Ldb errors
             pass
 
-        # Try to print helpful messages when the user has not specified the path to slapd
+        # Try to print helpful messages when the user has not specified the
+        # path to slapd
         if self.slapd_path is None:
             raise ProvisioningError("Warning: LDAP-Backend must be setup with path to slapd, e.g. --slapd-path=\"/usr/local/libexec/slapd\"!")
         if not os.path.exists(self.slapd_path):
@@ -195,13 +210,13 @@ class LDAPBackend(ProvisionBackend):
 
         self.credentials = Credentials()
         self.credentials.guess(self.lp)
-        #Kerberos to an ldapi:// backend makes no sense
+        # Kerberos to an ldapi:// backend makes no sense
         self.credentials.set_kerberos_state(DONT_USE_KERBEROS)
         self.credentials.set_password(self.ldapadminpass)
 
         self.secrets_credentials = Credentials()
         self.secrets_credentials.guess(self.lp)
-        #Kerberos to an ldapi:// backend makes no sense
+        # Kerberos to an ldapi:// backend makes no sense
         self.secrets_credentials.set_kerberos_state(DONT_USE_KERBEROS)
         self.secrets_credentials.set_username("samba-admin")
         self.secrets_credentials.set_password(self.ldapadminpass)
@@ -214,7 +229,11 @@ class LDAPBackend(ProvisionBackend):
     def start(self):
         from samba.provision import ProvisioningError
         self.slapd_command_escaped = "\'" + "\' \'".join(self.slapd_command) + "\'"
-        open(os.path.join(self.ldapdir, "ldap_backend_startup.sh"), 'w').write("#!/bin/sh\n" + self.slapd_command_escaped + "\n")
+        f = open(os.path.join(self.ldapdir, "ldap_backend_startup.sh"), 'w')
+        try:
+            f.write("#!/bin/sh\n" + self.slapd_command_escaped + "\n")
+        finally:
+            f.close()
 
         # Now start the slapd, so we can provision onto it.  We keep the
         # subprocess context around, to kill this off at the successful
@@ -239,13 +258,13 @@ class LDAPBackend(ProvisionBackend):
                     self.message("Could not connect to slapd started with: %s" %  "\'" + "\' \'".join(self.slapd_provision_command) + "\'")
                     raise ProvisioningError("slapd never accepted a connection within 15 seconds of starting")
 
-        self.message("Could not start slapd with: %s" %  "\'" + "\' \'".join(self.slapd_provision_command) + "\'")
+        self.message("Could not start slapd with: %s" % "\'" + "\' \'".join(self.slapd_provision_command) + "\'")
         raise ProvisioningError("slapd died before we could make a connection to it")
 
     def shutdown(self):
         # if an LDAP backend is in use, terminate slapd after final provision and check its proper termination
         if self.slapd.poll() is None:
-            #Kill the slapd
+            # Kill the slapd
             if hasattr(self.slapd, "terminate"):
                 self.slapd.terminate()
             else:
@@ -253,7 +272,7 @@ class LDAPBackend(ProvisionBackend):
                 import signal
                 os.kill(self.slapd.pid, signal.SIGTERM)
     
-            #and now wait for it to die
+            # and now wait for it to die
             self.slapd.communicate()
 
 
@@ -264,7 +283,6 @@ class OpenLDAPBackend(LDAPBackend):
             schema=None, hostname=None, ldapadminpass=None, slapd_path=None,
             ldap_backend_extra_port=None, ldap_dryrun_mode=False,
             ol_mmr_urls=None, nosync=False):
-
         super(OpenLDAPBackend, self).__init__( backend_type=backend_type,
                 paths=paths, setup_path=setup_path, lp=lp,
                 credentials=credentials, names=names, message=message,
@@ -364,25 +382,28 @@ class OpenLDAPBackend(LDAPBackend):
                                                             "LDAPSERVER" : url })
                     rid=serverid*10
                     rid=rid+1
-                    mmr_syncrepl_schema_config += read_and_sub_file(self.setup_path("mmr_syncrepl.conf"),
-                                                                {  "RID" : str(rid),
-                                                                   "MMRDN": self.names.schemadn,
-                                                                   "LDAPSERVER" : url,
-                                                                   "MMR_PASSWORD": mmr_pass})
-                
-                    rid=rid+1
-                    mmr_syncrepl_config_config += read_and_sub_file(self.setup_path("mmr_syncrepl.conf"),
-                                                                {  "RID" : str(rid),
-                                                                   "MMRDN": self.names.configdn,
-                                                                   "LDAPSERVER" : url,
-                                                                   "MMR_PASSWORD": mmr_pass})
+                    mmr_syncrepl_schema_config += read_and_sub_file(
+                            self.setup_path("mmr_syncrepl.conf"),
+                            {  "RID" : str(rid),
+                               "MMRDN": self.names.schemadn,
+                               "LDAPSERVER" : url,
+                               "MMR_PASSWORD": mmr_pass})
+    
+                    rid = rid+1
+                    mmr_syncrepl_config_config += read_and_sub_file(
+                        self.setup_path("mmr_syncrepl.conf"), {
+                            "RID" : str(rid),
+                            "MMRDN": self.names.configdn,
+                            "LDAPSERVER" : url,
+                            "MMR_PASSWORD": mmr_pass})
                 
-                    rid=rid+1
-                    mmr_syncrepl_user_config += read_and_sub_file(self.setup_path("mmr_syncrepl.conf"),
-                                                              {  "RID" : str(rid),
-                                                                 "MMRDN": self.names.domaindn,
-                                                                 "LDAPSERVER" : url,
-                                                                 "MMR_PASSWORD": mmr_pass })
+                    rid = rid+1
+                    mmr_syncrepl_user_config += read_and_sub_file(
+                        self.setup_path("mmr_syncrepl.conf"), {
+                            "RID" : str(rid),
+                            "MMRDN": self.names.domaindn,
+                            "LDAPSERVER" : url,
+                            "MMR_PASSWORD": mmr_pass })
         # OpenLDAP cn=config initialisation
         olc_syncrepl_config = ""
         olc_mmr_config = "" 
@@ -392,23 +413,24 @@ class OpenLDAPBackend(LDAPBackend):
             serverid=0
             olc_serverids_config = ""
             olc_syncrepl_seed_config = ""
-            olc_mmr_config += read_and_sub_file(self.setup_path("olc_mmr.conf"),{})
-            rid=500
+            olc_mmr_config += read_and_sub_file(
+                self.setup_path("olc_mmr.conf"), {})
+            rid = 500
             for url in url_list:
-                serverid=serverid+1
-                olc_serverids_config += read_and_sub_file(self.setup_path("olc_serverid.conf"),
-                                                      { "SERVERID" : str(serverid),
-                                                        "LDAPSERVER" : url })
+                serverid = serverid + 1
+                olc_serverids_config += read_and_sub_file(
+                    self.setup_path("olc_serverid.conf"), {
+                        "SERVERID" : str(serverid), "LDAPSERVER" : url })
             
-                rid=rid+1
-                olc_syncrepl_config += read_and_sub_file(self.setup_path("olc_syncrepl.conf"),
-                                                     {  "RID" : str(rid),
-                                                        "LDAPSERVER" : url,
-                                                        "MMR_PASSWORD": mmr_pass})
+                rid = rid + 1
+                olc_syncrepl_config += read_and_sub_file(
+                    self.setup_path("olc_syncrepl.conf"), {
+                        "RID" : str(rid), "LDAPSERVER" : url,
+                        "MMR_PASSWORD": mmr_pass})
             
-                olc_syncrepl_seed_config += read_and_sub_file(self.setup_path("olc_syncrepl_seed.conf"),
-                                                          {  "RID" : str(rid),
-                                                             "LDAPSERVER" : url})
+                olc_syncrepl_seed_config += read_and_sub_file(
+                    self.setup_path("olc_syncrepl_seed.conf"), {
+                        "RID" : str(rid), "LDAPSERVER" : url})
                 
             setup_file(self.setup_path("olc_seed.ldif"), self.olcseedldif,
                        {"OLC_SERVER_ID_CONF": olc_serverids_config,
@@ -438,23 +460,23 @@ class OpenLDAPBackend(LDAPBackend):
         self.setup_db_config(os.path.join(self.ldapdir, "db", "user"))
         self.setup_db_config(os.path.join(self.ldapdir, "db", "config"))
         self.setup_db_config(os.path.join(self.ldapdir, "db", "schema"))
-    
-        if not os.path.exists(os.path.join(self.ldapdir, "db", "samba",  "cn=samba")):
-            os.makedirs(os.path.join(self.ldapdir, "db", "samba",  "cn=samba"), 0700)
+
+        if not os.path.exists(os.path.join(self.ldapdir, "db", "samba", "cn=samba")):
+            os.makedirs(os.path.join(self.ldapdir, "db", "samba", "cn=samba"), 0700)
         
         setup_file(self.setup_path("cn=samba.ldif"), 
-                   os.path.join(self.ldapdir, "db", "samba",  "cn=samba.ldif"),
+                   os.path.join(self.ldapdir, "db", "samba", "cn=samba.ldif"),
                    { "UUID": str(uuid.uuid4()), 
                      "LDAPTIME": timestring(int(time.time()))} )
         setup_file(self.setup_path("cn=samba-admin.ldif"), 
-                   os.path.join(self.ldapdir, "db", "samba",  "cn=samba", "cn=samba-admin.ldif"),
+                   os.path.join(self.ldapdir, "db", "samba", "cn=samba", "cn=samba-admin.ldif"),
                    {"LDAPADMINPASS_B64": b64encode(self.ldapadminpass),
                     "UUID": str(uuid.uuid4()), 
                     "LDAPTIME": timestring(int(time.time()))} )
     
         if self.ol_mmr_urls is not None:
             setup_file(self.setup_path("cn=replicator.ldif"),
-                       os.path.join(self.ldapdir, "db", "samba",  "cn=samba", "cn=replicator.ldif"),
+                       os.path.join(self.ldapdir, "db", "samba", "cn=samba", "cn=replicator.ldif"),
                        {"MMR_PASSWORD_B64": b64encode(mmr_pass),
                         "UUID": str(uuid.uuid4()),
                         "LDAPTIME": timestring(int(time.time()))} )
@@ -463,9 +485,15 @@ class OpenLDAPBackend(LDAPBackend):
         mapping = "schema-map-openldap-2.3"
         backend_schema = "backend-schema.schema"
 
-        backend_schema_data = self.schema.ldb.convert_schema_to_openldap("openldap", open(self.setup_path(mapping), 'r').read())
+        f = open(self.setup_path(mapping), 'r')
+        backend_schema_data = self.schema.ldb.convert_schema_to_openldap(
+                "openldap", f.read())
         assert backend_schema_data is not None
-        open(os.path.join(self.ldapdir, backend_schema), 'w').write(backend_schema_data)
+        f = open(os.path.join(self.ldapdir, backend_schema), 'w')
+        try:
+            f.write(backend_schema_data)
+        finally:
+            f.close()
 
         # now we generate the needed strings to start slapd automatically,
         # first ldapi_uri...
@@ -481,18 +509,16 @@ class OpenLDAPBackend(LDAPBackend):
         else:
             server_port_string = ""
 
-        # Prepare the 'result' information - the commands to return in particular
-        self.slapd_provision_command = [self.slapd_path]
-
-        self.slapd_provision_command.append("-F" + self.olcdir)
+        # Prepare the 'result' information - the commands to return in
+        # particular
+        self.slapd_provision_command = [self.slapd_path, "-F" + self.olcdir, 
+            "-h"]
 
-        self.slapd_provision_command.append("-h")
-
-        # copy this command so we have two version, one with -d0 and only ldapi, and one with all the listen commands
+        # copy this command so we have two version, one with -d0 and only
+        # ldapi, and one with all the listen commands
         self.slapd_command = list(self.slapd_provision_command)
     
-        self.slapd_provision_command.append(self.ldapi_uri)
-        self.slapd_provision_command.append("-d0")
+        self.slapd_provision_command.extend([self.ldapi_uri, "-d0"])
 
         uris = self.ldapi_uri
         if server_port_string is not "":
@@ -500,7 +526,8 @@ class OpenLDAPBackend(LDAPBackend):
 
         self.slapd_command.append(uris)
 


-- 
Samba Shared Repository


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