From 552d223939495fe3809717ad29123ac3b7cd6e64 Mon Sep 17 00:00:00 2001
From: Matthieu Patou <mat@matws.net>
Date: Sat, 17 Mar 2012 00:19:09 -0700
Subject: [PATCH] Rewrite findprovisionrange to use factorized functions

---
 source4/scripting/bin/findprovisionusnranges | 102 +------------------
 1 file changed, 4 insertions(+), 98 deletions(-)

diff --git a/source4/scripting/bin/findprovisionusnranges b/source4/scripting/bin/findprovisionusnranges
index 7ad88aaa885e..ee9da3d421e1 100755
--- a/source4/scripting/bin/findprovisionusnranges
+++ b/source4/scripting/bin/findprovisionusnranges
@@ -21,7 +21,6 @@
 
 import sys
 import optparse
-import tempfile
 sys.path.insert(0, "bin/python")
 
 from samba.credentials import DONT_USE_KERBEROS
@@ -31,10 +30,9 @@ import ldb
                 
 import samba.getopt as options
 from samba import param
-from samba import _glue
-from samba.upgradehelpers import get_paths
+from samba.upgradehelpers import get_paths, print_provision_ranges, findprovisionrange
 from samba.ndr import ndr_unpack
-from samba.dcerpc import drsblobs, misc
+from samba.dcerpc import misc
 
 parser = optparse.OptionParser("provision [options]")
 sambaopts = options.SambaOptions(parser)
@@ -54,10 +52,6 @@ paths = get_paths(param, smbconf=smbconf)
 basedn="DC=" + lp.get("realm").replace(".",",DC=")
 samdb = Ldb(paths.samdb, session_info=session, credentials=creds,lp=lp)
 
-hash_id = {}
-ldif = ""
-nb_obj = 0
-
 res = samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["dsServiceName"])
 
 invocation = None
@@ -75,100 +69,12 @@ else:
     print "Unable to find attribute dsServiceName in rootDSE"
     sys.exit(1)
 
-res = samdb.search(base=basedn, expression="objectClass=*",
-                                scope=ldb.SCOPE_SUBTREE,
-                                attrs=["replPropertyMetaData"],
-                                controls=["search_options:1:2"])
-
-for e in res:
-    nb_obj = nb_obj + 1
-    obj = ndr_unpack(drsblobs.replPropertyMetaDataBlob,
-                        str(e["replPropertyMetaData"])).ctr
-
-    for o in obj.array:
-        # like a timestamp but with the resolution of 1 minute
-        minutestamp =_glue.nttime2unix(o.originating_change_time)/60
-        hash_ts = hash_id.get(str(o.originating_invocation_id))
-        if hash_ts == None:
-            ob = {}
-            ob["min"] = o.originating_usn
-            ob["max"] = o.originating_usn
-            ob["num"] = 1
-            ob["list"] = [str(e.dn)]
-            hash_ts = {}
-        else:
-            ob = hash_ts.get(minutestamp)
-            if ob == None:
-                ob = {}
-                ob["min"] = o.originating_usn
-                ob["max"] = o.originating_usn
-                ob["num"] = 1
-                ob["list"] = [str(e.dn)]
-            else:
-                if ob["min"] > o.originating_usn:
-                    ob["min"] = o.originating_usn
-                if ob["max"] < o.originating_usn:
-                    ob["max"] = o.originating_usn
-                if not (str(e.dn) in ob["list"]):
-                    ob["num"] = ob["num"] + 1
-                    ob["list"].append(str(e.dn))
-        hash_ts[minutestamp] = ob
-        hash_id[str(o.originating_invocation_id)] = hash_ts
-
 minobj = 5
+(hash_id, nb_obj) = findprovisionrange(samdb, basedn)
 print "Here is a list of changes that modified more than %d objects in 1 minute." % minobj
 print "Usually changes made by provision and upgradeprovision are those who affect a couple"\
         " of hundred of objects or more"
 print "Total number of objects: %d" % nb_obj
 print 
 
-for id in hash_id:
-    hash_ts = hash_id[id]
-    sorted_keys = []
-    sorted_keys.extend(hash_ts.keys())
-    sorted_keys.sort()
-
-    kept_record = []
-    for k in sorted_keys:
-        obj = hash_ts[k]
-        if obj["num"] > minobj:
-            dt = _glue.nttime2string(_glue.unix2nttime(k*60))
-            print "%s # of modification: %d  \tmin: %d max: %d" % (dt , obj["num"],
-                                                                obj["min"],
-                                                                obj["max"])
-        if hash_ts[k]["num"] > 600:
-            kept_record.append(k)
-
-    # Let's try to concatenate consecutive block if they are in the almost same minutestamp
-    for i in range(0, len(kept_record)):
-        if i != 0:
-            key1 = kept_record[i]
-            key2 = kept_record[i-1]
-            if key1 - key2 == 1:
-                # previous record is just 1 minute away from current
-                if int(hash_ts[key1]["min"]) == int(hash_ts[key2]["max"]) + 1:
-                    # Copy the highest USN in the previous record
-                    # and mark the current as skipped
-                    hash_ts[key2]["max"] = hash_ts[key1]["max"]
-                    hash_ts[key1]["skipped"] = True
-
-    for k in kept_record:
-            obj = hash_ts[k]
-            if obj.get("skipped") == None:
-                ldif = "%slastProvisionUSN: %d-%d;%s\n" % (ldif, obj["min"],
-                            obj["max"], id) 
-
-if ldif != "":
-    dest = opts.storedir
-    if dest == None:
-        dest = "/tmp"
-
-    file = tempfile.mktemp(dir=dest, prefix="usnprov", suffix=".ldif")        
-    print 
-    print "To track the USNs modified/created by provision and upgrade proivsion,"
-    print " the following ranges are proposed to be added to your provision sam.ldb: \n%s" % ldif
-    print "We recommend to review them, and if it's correct to integrate the following ldif: %s in your sam.ldb" % file
-    print "You can load this file like this: ldbadd -H %s %s\n"%(str(paths.samdb),file)
-    ldif = "dn: @PROVISION\nprovisionnerID: %s\n%s" % (invocation, ldif)
-    open(file,'w').write(ldif)
-
+print_provision_ranges(hash_id, minobj, opts.storedir, str(paths.samdb), invocation)
-- 
2.34.1