drop locality for now

Signed-off-by: Miek Gieben <miek@miek.nl>

plugin/traffic/setup.go

@@ -149,57 +149,3 @@ func parseTraffic(c *caddy.Controller) (*Traffic, error) {
 	t.hosts = toHosts
 	return t, nil
 }
-
-// parseLocality parses string s into loc's. Each loc must be space separated from the other, inside
-// a loc we have region,zone,subzone, where subzone or subzone and zone maybe empty. If specified
-// they must be comma separate (not spaces or anything).
-func parseLocality(s string) ([]xds.Locality, error) {
-	sets := strings.Fields(s)
-	if len(sets) == 0 {
-		return nil, nil
-	}
-
-	locs := []xds.Locality{}
-	for _, s := range sets {
-		l := strings.Split(s, ",")
-		switch len(l) {
-		default:
-			return nil, fmt.Errorf("too many location specifiers: %q", s)
-		case 1:
-			l0 := strings.TrimSpace(l[0])
-			if l0 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[0])
-			}
-			locs = append(locs, xds.Locality{Region: l0})
-			continue
-		case 2:
-			l0 := strings.TrimSpace(l[0])
-			if l0 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[0])
-			}
-			l1 := strings.TrimSpace(l[1])
-			if l1 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[1])
-			}
-			locs = append(locs, xds.Locality{Region: l0, Zone: l1})
-			continue
-		case 3:
-			l0 := strings.TrimSpace(l[0])
-			if l0 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[0])
-			}
-			l1 := strings.TrimSpace(l[1])
-			if l1 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[1])
-			}
-			l2 := strings.TrimSpace(l[2])
-			if l2 == "" {
-				return nil, fmt.Errorf("empty location specifer: %q", l[2])
-			}
-			locs = append(locs, xds.Locality{Region: l0, Zone: l1, SubZone: l2})
-			continue
-		}
-
-	}
-	return locs, nil
-}