[BUGFIX] config of filter case of one interface at once

output/filter/blacklist/blacklist.go

@@ -14,14 +14,18 @@ func init() {
 }
 
 func build(config interface{}) (filter.Filter, error) {
-	values, ok := config.([]string)
+	values, ok := config.([]interface{})
 	if !ok {
-		return nil, errors.New("invalid configuration, array of strings expected")
+		return nil, errors.New("invalid configuration, array (of strings) expected")
 	}
 
 	list := make(blacklist)
-	for _, nodeid := range values {
+	for _, value := range values {
+		if nodeid, ok := value.(string); ok {
 			list[nodeid] = struct{}{}
+		} else {
+			return nil, errors.New("invalid configuration, array of strings expected")
+		}
 	}
 	return &list, nil
 }

output/filter/blacklist/blacklist_test.go

@@ -15,15 +15,20 @@ func TestFilterBlacklist(t *testing.T) {
 	filter, err := build(3)
 	assert.Error(err)
 
+	filter, err = build([]interface{}{2, "a"})
+	assert.Error(err)
+
 	// tests with empty list
-	filter, err = build([]string{})
+	filter, err = build([]interface{}{})
+	assert.NoError(err)
 
 	// keep node without nodeid
 	n := filter.Apply(&runtime.Node{Nodeinfo: &data.NodeInfo{}})
 	assert.NotNil(n)
 
 	// tests with blacklist
-	filter, _ = build([]string{"a", "c"})
+	filter, err = build([]interface{}{"a", "c"})
+	assert.NoError(err)
 
 	// blacklist contains node with nodeid -> drop it
 	n = filter.Apply(&runtime.Node{Nodeinfo: &data.NodeInfo{NodeID: "a"}})

output/filter/noowner/noowner.go

@@ -11,7 +11,7 @@ import (
 type noowner struct{ has bool }
 
 func init() {
-	filter.Register("noowner", build)
+	filter.Register("no_owner", build)
 }
 
 func build(config interface{}) (filter.Filter, error) {

output/filter/site/site.go

@@ -14,14 +14,18 @@ func init() {
 }
 
 func build(config interface{}) (filter.Filter, error) {
-	values, ok := config.([]string)
+	values, ok := config.([]interface{})
 	if !ok {
-		return nil, errors.New("invalid configuration, array of strings expected")
+		return nil, errors.New("invalid configuration, array (of strings) expected")
 	}
 
 	list := make(sites)
-	for _, nodeid := range values {
+	for _, value := range values {
+		if nodeid, ok := value.(string); ok {
 			list[nodeid] = struct{}{}
+		} else {
+			return nil, errors.New("invalid configuration, array of strings expected")
+		}
 	}
 	return &list, nil
 }

output/filter/site/site_test.go

@@ -15,7 +15,10 @@ func TestFilterSite(t *testing.T) {
 	filter, err := build("ffhb")
 	assert.Error(err)
 
-	filter, err = build([]string{"ffhb"})
+	filter, err = build([]interface{}{3, "ffhb"})
+	assert.Error(err)
+
+	filter, err = build([]interface{}{"ffhb"})
 	assert.NoError(err)
 
 	// wronge node