ArangoDB version in membership status (#423)

* add arangodb version to member status

Author: kvahed

CHANGELOG.md

@@ -1,7 +1,7 @@
 # Change Log
 
 ## [0.3.13]() (XXXX-XX-XX)
--
+- Added ArangoDB version and image id to member status
 
 ## [0.3.12](https://github.com/arangodb/kube-arangodb/tree/0.3.12) (2019-07-04)
 - Limit source IP ranges for external services

pkg/apis/deployment/v1alpha/member_status.go

@@ -25,8 +25,9 @@ package v1alpha
 import (
 	"time"
 
+	driver "github.com/arangodb/go-driver"
 	"github.com/arangodb/kube-arangodb/pkg/util"
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
@@ -53,6 +54,10 @@ type MemberStatus struct {
 	IsInitialized bool `json:"initialized"`
 	// CleanoutJobID holds the ID of the agency job for cleaning out this server
 	CleanoutJobID string `json:"cleanout-job-id,omitempty"`
+	// ArangoVersion holds the ArangoDB version in member
+	ArangoVersion driver.Version `json:"arango-version,omitempty"`
+	//ImageId holds the members ArangoDB image ID
+	ImageID string `json:"image-id,omitempty"`
 }
 
 // Equal checks for equality
@@ -64,7 +69,9 @@ func (s MemberStatus) Equal(other MemberStatus) bool {
 		s.PodName == other.PodName &&
 		s.Conditions.Equal(other.Conditions) &&
 		s.IsInitialized == other.IsInitialized &&
-		s.CleanoutJobID == other.CleanoutJobID
+		s.CleanoutJobID == other.CleanoutJobID &&
+		s.ArangoVersion == other.ArangoVersion &&
+		s.ImageID == other.ImageID
 }
 
 // Age returns the duration since the creation timestamp of this member.

pkg/deployment/resources/pod_creator.go

@@ -667,6 +667,10 @@ func (r *Resources) createPodForMember(spec api.DeploymentSpec, memberID string,
 			clusterJWTSecretName, groupSpec.GetNodeSelector(), groupSpec.PriorityClassName, groupSpec.Resources, exporter, groupSpec.GetSidecars(), groupSpec.VolumeClaimTemplate); err != nil {
 			return maskAny(err)
 		}
+
+		m.ArangoVersion = status.CurrentImage.ArangoDBVersion
+		m.ImageID = status.CurrentImage.ImageID
+
 		log.Debug().Str("pod-name", m.PodName).Msg("Created pod")
 	} else if group.IsArangosync() {
 		// Check image