Merge pull request #302 from gunjan5/yaml-go

Use projectcalico/go-yaml-wrapper fork with UnmarshalStrict

Author: gunjan5

glide.lock

@@ -11,7 +11,7 @@ import:
   subpackages:
   - client
   - pkg/transport
-- package: github.com/ghodss/yaml
+- package: github.com/projectcalico/go-yaml-wrapper
 - package: github.com/kelseyhightower/envconfig
 - package: github.com/onsi/ginkgo
 - package: github.com/satori/go.uuid

glide.yaml

@@ -21,8 +21,8 @@ import (
 	"errors"
 
 	log "github.com/Sirupsen/logrus"
-	"github.com/ghodss/yaml"
 	"github.com/kelseyhightower/envconfig"
+	yaml "github.com/projectcalico/go-yaml-wrapper"
 	"github.com/projectcalico/libcalico-go/lib/api"
 	"github.com/projectcalico/libcalico-go/lib/api/unversioned"
 	"github.com/projectcalico/libcalico-go/lib/backend"
@@ -122,16 +122,16 @@ func LoadClientConfigFromBytes(b []byte) (*api.CalicoAPIConfig, error) {
 		},
 	}
 
-	if err := yaml.Unmarshal(b, &c); err != nil {
+	if err := yaml.UnmarshalStrict(b, &c); err != nil {
 		return nil, err
 	}
 
 	// Validate the version and kind.
 	if c.APIVersion != unversioned.VersionCurrent {
-		return nil, errors.New("unknown APIVersion '" + c.APIVersion + "'")
+		return nil, errors.New("invalid config file: unknown APIVersion '" + c.APIVersion + "'")
 	}
 	if c.Kind != "calicoApiConfig" {
-		return nil, errors.New("expected kind 'calicoApiConfig', got '" + c.Kind + "'")
+		return nil, errors.New("invalid config file: expected kind 'calicoApiConfig', got '" + c.Kind + "'")
 	}
 
 	log.Info("Datastore type: ", c.Spec.DatastoreType)

lib/client/client.go

@@ -192,8 +192,8 @@ kind: notCalicoApiConfig
 
 		Entry("valid etcd configuration", data1, cfg1data, nil),
 		Entry("valid k8s configuration", data2, cfg2data, nil),
-		Entry("invalid version", data3, nil, errors.New("unknown APIVersion 'v2'")),
-		Entry("invalid kind", data4, nil, errors.New("expected kind 'calicoApiConfig', got 'notCalicoApiConfig'")),
+		Entry("invalid version", data3, nil, errors.New("invalid config file: unknown APIVersion 'v2'")),
+		Entry("invalid kind", data4, nil, errors.New("invalid config file: expected kind 'calicoApiConfig', got 'notCalicoApiConfig'")),
 	)
 
 	DescribeTable("Load client config by environment",