+ DoLink(global_dir, OutDir, "last_update.trace")
+
+
+def getLastLDAPChangeTime(l):
+ mods = l.search_s('cn=log',
+ ldap.SCOPE_ONELEVEL,
+ '(&(&(!(reqMod=activity-from*))(!(reqMod=activity-pgp*)))(|(reqType=add)(reqType=delete)(reqType=modify)(reqType=modrdn)))',
+ ['reqEnd'])
+
+ last = 0
+
+ # Sort the list by reqEnd
+ sorted_mods = sorted(mods, key=lambda mod: mod[1]['reqEnd'][0].split('.')[0])
+ # Take the last element in the array
+ last = sorted_mods[-1][1]['reqEnd'][0].split('.')[0]
+
+ return last
+
+def getLastBuildTime():
+ cache_last_mod = 0
+
+ try:
+ fd = open(os.path.join(GenerateDir, "last_update.trace"), "r")
+ cache_last_mod=fd.read().split()
+ try:
+ cache_last_mod = cache_last_mod[0]
+ except IndexError:
+ pass
+ fd.close()
+ except IOError, e:
+ if e.errno == errno.ENOENT:
+ pass
+ else:
+ raise e
+
+ return cache_last_mod
+
+
+
+
+parser = optparse.OptionParser()
+parser.add_option("-g", "--generatedir", dest="generatedir", metavar="DIR",
+ help="Output directory.")
+parser.add_option("-f", "--force", dest="force", action="store_true",
+ help="Force generation, even if not update to LDAP has happened.")
+
+(options, args) = parser.parse_args()
+if len(args) > 0:
+ parser.print_help()
+ sys.exit(1)
+
+
+l = make_ldap_conn()
+
+if options.generatedir is not None:
+ GenerateDir = os.environ['UD_GENERATEDIR']
+elif 'UD_GENERATEDIR' in os.environ:
+ GenerateDir = os.environ['UD_GENERATEDIR']
+
+ldap_last_mod = getLastLDAPChangeTime(l)
+cache_last_mod = getLastBuildTime()
+need_update = ldap_last_mod > cache_last_mod
+
+if not options.force and not need_update:
+ fd = open(os.path.join(GenerateDir, "last_update.trace"), "w")
+ fd.write("%s\n%s\n" % (ldap_last_mod, int(time.time())))
+ fd.close()
+ sys.exit(0)
+
+# Fetch all the groups
+GroupIDMap = {}
+attrs = l.search_s(BaseDn, ldap.SCOPE_ONELEVEL, "gid=*",\
+ ["gid", "gidNumber", "subGroup"])
+
+# Generate the SubGroupMap and GroupIDMap
+for x in attrs:
+ if x[1].has_key("accountStatus") and x[1]['accountStatus'] == "disabled":
+ continue
+ if x[1].has_key("gidNumber") == 0:
+ continue
+ GroupIDMap[x[1]["gid"][0]] = int(x[1]["gidNumber"][0])
+ if x[1].has_key("subGroup") != 0:
+ SubGroupMap.setdefault(x[1]["gid"][0], []).extend(x[1]["subGroup"])
+
+lock = None
+try:
+ lockf = os.path.join(GenerateDir, 'ud-generate.lock')
+ lock = get_lock( lockf )
+ if lock is None:
+ sys.stderr.write("Could not acquire lock %s.\n"%(lockf))
+ sys.exit(1)
+
+ tracefd = open(os.path.join(GenerateDir, "last_update.trace"), "w")
+ generate_all(GenerateDir, l)
+ tracefd.write("%s\n%s\n" % (ldap_last_mod, int(time.time())))
+ tracefd.close()
+
+finally:
+ if lock is not None:
+ lock.release()
+