Better messaging for missing volume components on host to perform mount

rkouj · rkouj · commit 63fc86a62214 · 2016-11-09T15:16:11.000-08:00
diff --git a/pkg/volume/cinder/cinder.go b/pkg/volume/cinder/cinder.go
@@ -281,6 +281,13 @@ func (b *cinderVolumeMounter) GetAttributes() volume.Attributes {
 	}
 }
 
+// Checks prior to mount operations to verify that the required components (binaries, etc.)
+// to mount the volume are available on the underlying node.
+// If not, it returns an error
+func (b *cinderVolumeMounter) CanMount() error {
+	return nil
+}
+
 func (b *cinderVolumeMounter) SetUp(fsGroup *int64) error {
 	return b.SetUpAt(b.GetPath(), fsGroup)
 }

Original file line number	Diff line number	Diff line change
`@@ -281,6 +281,13 @@ func (b *cinderVolumeMounter) GetAttributes() volume.Attributes {`
`281`	`281`	`}`
`282`	`282`	`}`
`283`	`283`
	`284`	`+// Checks prior to mount operations to verify that the required components (binaries, etc.)`
	`285`	`+// to mount the volume are available on the underlying node.`
	`286`	`+// If not, it returns an error`
	`287`	`+func (b *cinderVolumeMounter) CanMount() error {`
	`288`	`+ return nil`
	`289`	`+}`
	`290`	`+`
`284`	`291`	`func (b cinderVolumeMounter) SetUp(fsGroup int64) error {`
`285`	`292`	`return b.SetUpAt(b.GetPath(), fsGroup)`
`286`	`293`	`}`