Improve linux_net.py patch

Instead of hard coded file, sed parsing script introduced

Change-Id: I1a8a9715c35b6a244fbd504cd0bd39600ccca726
Signed-off-by: Michal Ptacek <michalx.ptacek@intel.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/fuel-plugin-ovsnfv/deployment_scripts/puppet/modules/ovsdpdk/files/linux_net.sh b/fuel-plugin-ovsnfv/deployment_scripts/puppet/modules/ovsdpdk/files/linux_net.sh
new file mode 100755
index 0000000..d5abbbe
--- /dev/null
+++ b/fuel-plugin-ovsnfv/deployment_scripts/puppet/modules/ovsdpdk/files/linux_net.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+# This script is patching /usr/lib/python2.7/dist-packages/nova/network/linux_net.py
+# More specifically it's adding '1' as recognized exit code
+# it's WA and will work just when _setr_device_mtu will not change dramatically
+
+# step1) get ROW for patching
+FILE="/usr/lib/python2.7/dist-packages/nova/network/linux_net.py"
+
+ROW=`grep -n "def _set_device_mtu(dev, mtu=None):" $FILE | cut -d ":" -f 1`
+
+# step2) use sed for patching it
+
+sed -i.bck "$((ROW+8))s/check_exit_code=\[0, 2, 254\]/check_exit_code=\[0, 1, 2, 254\]/" $FILE
+
+diff $FILE $FILE.bck
+
+if [ $? -eq 0 ]; then
+  echo "WARNING: linux_net.py not patched, please check if it's really needed"
+else
+  echo "SUCCESS: linux_net.py patched"
+fi