Update urso/ucfg to elastic/go-ucfg v0.3.0 (#1900)

CHANGELOG.asciidoc

@@ -33,6 +33,8 @@ https://github.com/elastic/beats/compare/v5.0.0-alpha3...master[Check the HEAD d
 - Reset backoff factor on partial ACK. {issue}1803[1803]
 - Fix beats load balancer deadlock if max_retries: -1 or publish_async is enabled in filebeat. {issue}1829[1829]
 - Fix logstash output with pipelining mode enabled not reconnecting. {issue}1876[1876]
+- Empty configuration sections become merge-able with variables containing full path. {pull}1900[1900]
+- Fix error message about required fields missing not printing the missing field name. {pull}1900[1900]
 
 *Metricbeat*
 - Fix the CPU values returned for each core. {issue}1863[1863]
@@ -51,6 +53,8 @@ https://github.com/elastic/beats/compare/v5.0.0-alpha3...master[Check the HEAD d
 
 
 *Affecting all Beats*
+- Improve error message if compiling regular expression from config files fails. {pull}1900[1900]
+
 
 *Metricbeat*
 

glide.yaml

@@ -60,8 +60,8 @@ import:
   - breaker
 - package: github.com/dustin/go-humanize
   version: 499693e27ee0d14ffab67c31ad065fdb3d34ea75
-- package: github.com/urso/ucfg
-  version: v0.2.1
+- package: github.com/elastic/go-ucfg
+  version: v0.3.0
 - package: github.com/armon/go-socks5
   version: 3a873e99f5400ad7706e464e905ffcc94b3ff247
 - package: github.com/pkg/errors

libbeat/common/config.go

@@ -1,8 +1,8 @@
 package common
 
 import (
-	"github.com/urso/ucfg"
-	"github.com/urso/ucfg/yaml"
+	"github.com/elastic/go-ucfg"
+	"github.com/elastic/go-ucfg/yaml"
 )
 
 type Config ucfg.Config

metricbeat/mb/mb_test.go

@@ -27,13 +27,13 @@ func TestModuleConfig(t *testing.T) {
 	}{
 		{
 			in:  map[string]interface{}{},
-			err: "missing required field accessing config",
+			err: "missing required field accessing 'module'",
 		},
 		{
 			in: map[string]interface{}{
 				"module": "example",
 			},
-			err: "missing required field accessing config",
+			err: "missing required field accessing 'metricsets'",
 		},
 		{
 			in: map[string]interface{}{
@@ -171,8 +171,8 @@ func TestNewBaseModuleFromModuleConfigStruct(t *testing.T) {
 	assert.Equal(t, moduleName, baseModule.Name())
 	assert.Equal(t, moduleName, baseModule.Config().Module)
 	assert.Equal(t, true, baseModule.Config().Enabled)
-	//assert.Equal(t, time.Second, baseModule.Config().Period)  // TODO (urso/ucfg#25)
-	//assert.Equal(t, time.Second, baseModule.Config().Timeout) // TODO (urso/ucfg#25)
+	assert.Equal(t, time.Second, baseModule.Config().Period)
+	assert.Equal(t, time.Second, baseModule.Config().Timeout)
 	assert.Empty(t, baseModule.Config().Hosts)
 }