[PATCH v2 1/1] start-sru-cycle: New option 'usemasterbug'

[Khalid Elmously]

New option '--usemasterbug' to use pre-existing master bug instead of creating a new one.

Signed-off-by: Khalid Elmously <khalid.elmously at canonical.com>
---
 ktl/tracking_bug.py    | 4 ++++
 stable/start-sru-cycle | 8 +++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ktl/tracking_bug.py b/ktl/tracking_bug.py
index 8956fa90..efea3678 100644
--- a/ktl/tracking_bug.py
+++ b/ktl/tracking_bug.py
@@ -357,6 +357,10 @@ class TrackingBug:
         s.reset_tasks(bug)
         return bug
 
+    def get_bug(self, bug_id):
+        bug = self.lp.get_bug(bug_id)
+        return bug
+
     def open(self, package, version, new_abi, master_bug, series_specified, private=False):
         center(self.__class__.__name__ + '.open')
         cdebug('    package: %s' % package)
diff --git a/stable/start-sru-cycle b/stable/start-sru-cycle
index 60525c20..7e7a2626 100755
--- a/stable/start-sru-cycle
+++ b/stable/start-sru-cycle
@@ -130,7 +130,12 @@ class Crankers():
 
                 print('        %s:%s' % (series, master_package))
                 if not s.args.dryrun:
-                    master_bug = s.tb.open(master_package, '<version to be filled>', True, None, series)
+                    if s.args.usemasterbug:
+                        master_bug = s.tb.get_bug(s.args.usemasterbug[0])
+                        print("Using pre-existing master-bug: %s" %(master_bug.id))
+                    else:
+                        master_bug = s.tb.open(master_package, '<version to be filled>', True, None, series)
+
                     for task in master_bug.tasks:
                         # Move the primary package to Confirmed, link-to-tracker and
                         # shanky will keep on top of the others and move them as needed.
@@ -196,6 +201,7 @@ Examples:
     parser.add_argument('--source', action='append', default=[], metavar='source', help='Only create tracking bugs for the specified source package(s). Requiers exactly one series argument to be given. This option can be used multiple times.')
     parser.add_argument('--staging', action='store_true', default=False, help='Use the staging LP server to create the bug. This is just for testing and will go away when the staging database is reset.')
     parser.add_argument('--dry-run', '--dryrun', action='store_true', default=False, help='Make no permanent changes.', dest='dryrun')
+    parser.add_argument('--usemasterbug', type=int, nargs=1, help='Use pre-existing master-bug instead of creating a new one')
 
     args = parser.parse_args()
 
-- 
2.17.1