Better validity checks for paths chosen for pws.

As per Saurav's suggestion, checking the size of the path
could lead to unwanted scenarions. From now on, we check the
devices on the path, if they are edge or not, and according
to the type of pseudowire we validate the path.

Change-Id: I2e3a76524a12244199e0a8f409dd95fc1a3c2b2e
1 file changed
tree: a0d603499a03e0ab41473304ecb786071450cb7b
  1. BUCK
  2. app/
  3. pom.xml
  4. web/