fix(provison): add isPatch into http req header (#93)

This commit add isPatch key into header, used for filtering the RunTask to get executed only for provisioner's read request.

Signed-off-by: Utkarsh Mani Tripathi <[email protected]>

openebs/pkg/apis/openebs.io/v1alpha1/cas_volume.go

@@ -57,6 +57,10 @@ const (
 	// PersistentVolumeClaimKey is the key to fetch name of PersistentVolumeClaim
 	PersistentVolumeClaimKey CASKey = "openebs.io/persistentvolumeclaim"
 
+	// IsPatchJivaReplicaNodeAffinityHeader is the key to fetch value of IsPatchKey
+	// Its value is "Enable".
+	IsPatchJivaReplicaNodeAffinityHeader CASKey = "Is-Patch-Jiva-Replica-Node-Affinity"
+
 	// StorageClassKey is the key to fetch name of StorageClass
 	StorageClassKey CASKey = "openebs.io/storageclass"
 

openebs/pkg/volume/v1alpha1/volume.go

@@ -154,6 +154,7 @@ func (v CASVolume) ReadVolume(vname, namespace, storageclass string, obj interfa
 	// passing storageclass info as a request header which will extracted by the
 	// Maya-apiserver to get the CAS template name
 	req.Header.Set(string(v1alpha1.StorageClassHeaderKey), storageclass)
+	req.Header.Set(string(v1alpha1.IsPatchJivaReplicaNodeAffinityHeader), "enabled")
 
 	c := &http.Client{
 		Timeout: timeout,