[Xen-devel] [OSSTEST PATCH] mg-update-live: New script

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

This is for deploying an emergency update under the feet of all
running tests.

Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
---
 mg-update-live |   46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100755 mg-update-live

diff --git a/mg-update-live b/mg-update-live
new file mode 100755
index 0000000..f1d24cd
--- /dev/null
+++ b/mg-update-live
@@ -0,0 +1,46 @@
+#!/bin/bash
+#
+# for updating live trees from a bad commit
+
+# This is part of "osstest", an automated testing framework for Xen.
+# Copyright (C) 2009-2013 Citrix Inc.
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# 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
+# GNU Affero General Public License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# usage is something like:
+#  cd ~osstest
+#  for f in branches/*.git; do ./update-live 
3c464fbf8a05b24f4afb7e58bcf4ae77fbb7ad0c $f; done
+
+set -e
+bad="$1"
+dir="$2"
+
+case "$dir" in
+branches/for-*.git) ;;
+bisects/for-*.git) ;;
+*) echo >&2 'bad dir'; exit 1;;
+esac
+
+cd $dir
+
+head="`git rev-parse HEAD~0`"
+
+if [ "x$head" != "x$bad" ]; then
+       echo ok
+       exit 0
+fi
+
+git fetch /home/osstest/testing.git production
+
+git merge --ff-only FETCH_HEAD
-- 
1.7.10.4


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