Add options to display a subset of delegations and return 2 if none are found.

452027

ipa-admintools/ipa-listdelegation

@@ -7,7 +7,7 @@
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
 # published by the Free Software Foundation; version 2 only
-#   
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ -16,7 +16,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-#   
+#
 import sys
 try:
     from optparse import OptionParser
@@ -42,12 +42,15 @@ error was:
     sys.exit(1)
 
 aci_fields = ['*', 'aci']
-def usage():
-    print "ipa-listdelgation [-v|--verbose]"
-    sys.exit(1)
 
 def parse_options():
     parser = OptionParser()
+    parser.add_option("-s", "--source", dest="source",
+                      help="Source group of delegation")
+    parser.add_option("-n", "--name", dest="name",
+                      help="Name of delegation")
+    parser.add_option("-t", "--target", dest="target",
+                      help="Target group of delegation")
     parser.add_option("--usage", action="store_true",
                       help="Program usage")
     parser.add_option("-v", "--verbose", action="store_true", dest="verbose",
@@ -56,14 +59,18 @@ def parse_options():
     args = ipa.config.init_config(sys.argv)
     options, args = parser.parse_args(args)
 
+    if options.usage or len(args) != 1:
+        parser.error("too many arguments")
+
     return options, args
 
 def main():
 
     options, args = parse_options()
 
-    if options.usage:
-        usage()
+    all = True
+    if options.name or options.source or options.target:
+        all = False
 
     client = ipaclient.IPAClient(verbose=options.verbose)
     aci_entry = client.get_aci_entry(aci_fields)
@@ -85,18 +92,26 @@ def main():
 
     group_dn_to_cn = ipa.aci.extract_group_cns(aci_list, client)
 
+    found = False
     # the operator.itemgetter(0) lets us sort by the name field
     for a in sorted(aci_list, key=operator.itemgetter(0)):
         labels = client.attrs_to_labels(a.attrs)
-        print "Delegation Name: " + a.name
-        print "Group " + group_dn_to_cn[a.source_group] 
-        print "  can modify these attributes: "
-        for l in labels:
-            print "\t" + labels[l]
-        print "  for group " + group_dn_to_cn[a.dest_group]
-        print
+        if (all or options.name == a.name or
+            options.source == group_dn_to_cn[a.source_group] or
+            options.target == group_dn_to_cn[a.dest_group]):
+            print "Delegation Name: " + a.name
+            print "Group " + group_dn_to_cn[a.source_group]
+            print "  can modify these attributes: "
+            for l in labels:
+                print "\t" + labels[l]
+            print "  for group " + group_dn_to_cn[a.dest_group]
+            print
+            found = True
 
-    return 0
+    if found:
+        return 0
+    else:
+        return 2
 
 try:
     if __name__ == "__main__":