Merge pull request #5 from howardlau1999/refactor

Use accessor to merge config and extract magic numbers

api/v1/component_accessor.go

@@ -0,0 +1,216 @@
+package v1
+
+import (
+	appsv1 "k8s.io/api/apps/v1"
+	corev1 "k8s.io/api/core/v1"
+)
+
+// ComponentAccessor is the interface to access component details, which respects the cluster-level properties
+// and component-level overrides
+// +kubebuilder:object:root=false
+// +kubebuilder:object:generate=false
+type ComponentAccessor interface {
+	ImagePullPolicy() corev1.PullPolicy
+	ImagePullSecrets() []corev1.LocalObjectReference
+	HostNetwork() bool
+	Affinity() *corev1.Affinity
+	PriorityClassName() *string
+	NodeSelector() map[string]string
+	Annotations() map[string]string
+	Tolerations() []corev1.Toleration
+	SchedulerName() string
+	DNSPolicy() corev1.DNSPolicy
+	BuildPodSpec() corev1.PodSpec
+	Env() []corev1.EnvVar
+	AdditionalContainers() []corev1.Container
+	AdditionalVolumes() []corev1.Volume
+	TerminationGracePeriodSeconds() *int64
+	StatefulSetUpdateStrategy() appsv1.StatefulSetUpdateStrategyType
+}
+
+type componentAccessorImpl struct {
+	imagePullPolicy           corev1.PullPolicy
+	imagePullSecrets          []corev1.LocalObjectReference
+	hostNetwork               *bool
+	affinity                  *corev1.Affinity
+	priorityClassName         *string
+	schedulerName             string
+	clusterNodeSelector       map[string]string
+	clusterAnnotations        map[string]string
+	tolerations               []corev1.Toleration
+	statefulSetUpdateStrategy appsv1.StatefulSetUpdateStrategyType
+
+	// ComponentSpec is the Component Spec
+	ComponentSpec *ComponentSpec
+}
+
+func (a *componentAccessorImpl) StatefulSetUpdateStrategy() appsv1.StatefulSetUpdateStrategyType {
+	strategy := a.ComponentSpec.StatefulSetUpdateStrategy
+	if len(strategy) != 0 {
+		return strategy
+	}
+
+	strategy = a.statefulSetUpdateStrategy
+	if len(strategy) != 0 {
+		return strategy
+	}
+
+	return appsv1.RollingUpdateStatefulSetStrategyType
+}
+
+func (a *componentAccessorImpl) ImagePullPolicy() corev1.PullPolicy {
+	pp := a.ComponentSpec.ImagePullPolicy
+	if pp == nil {
+		return a.imagePullPolicy
+	}
+	return *pp
+}
+
+func (a *componentAccessorImpl) ImagePullSecrets() []corev1.LocalObjectReference {
+	ips := a.ComponentSpec.ImagePullSecrets
+	if ips == nil {
+		return a.imagePullSecrets
+	}
+	return ips
+}
+
+func (a *componentAccessorImpl) HostNetwork() bool {
+	hostNetwork := a.ComponentSpec.HostNetwork
+	if hostNetwork == nil {
+		hostNetwork = a.hostNetwork
+	}
+	if hostNetwork == nil {
+		return false
+	}
+	return *hostNetwork
+}
+
+func (a *componentAccessorImpl) Affinity() *corev1.Affinity {
+	affi := a.ComponentSpec.Affinity
+	if affi == nil {
+		affi = a.affinity
+	}
+	return affi
+}
+
+func (a *componentAccessorImpl) PriorityClassName() *string {
+	pcn := a.ComponentSpec.PriorityClassName
+	if pcn == nil {
+		pcn = a.priorityClassName
+	}
+	return pcn
+}
+
+func (a *componentAccessorImpl) SchedulerName() string {
+	pcn := a.ComponentSpec.SchedulerName
+	if pcn == nil {
+		pcn = &a.schedulerName
+	}
+	return *pcn
+}
+
+func (a *componentAccessorImpl) NodeSelector() map[string]string {
+	sel := map[string]string{}
+	for k, v := range a.clusterNodeSelector {
+		sel[k] = v
+	}
+	for k, v := range a.ComponentSpec.NodeSelector {
+		sel[k] = v
+	}
+	return sel
+}
+
+func (a *componentAccessorImpl) Annotations() map[string]string {
+	anno := map[string]string{}
+	for k, v := range a.clusterAnnotations {
+		anno[k] = v
+	}
+	for k, v := range a.ComponentSpec.Annotations {
+		anno[k] = v
+	}
+	return anno
+}
+
+func (a *componentAccessorImpl) Tolerations() []corev1.Toleration {
+	tols := a.ComponentSpec.Tolerations
+	if len(tols) == 0 {
+		tols = a.tolerations
+	}
+	return tols
+}
+
+func (a *componentAccessorImpl) DNSPolicy() corev1.DNSPolicy {
+	dnsPolicy := corev1.DNSClusterFirst // same as kubernetes default
+	if a.HostNetwork() {
+		dnsPolicy = corev1.DNSClusterFirstWithHostNet
+	}
+	return dnsPolicy
+}
+
+func (a *componentAccessorImpl) BuildPodSpec() corev1.PodSpec {
+	spec := corev1.PodSpec{
+		SchedulerName: a.SchedulerName(),
+		Affinity:      a.Affinity(),
+		NodeSelector:  a.NodeSelector(),
+		HostNetwork:   a.HostNetwork(),
+		RestartPolicy: corev1.RestartPolicyAlways,
+		Tolerations:   a.Tolerations(),
+	}
+	if a.PriorityClassName() != nil {
+		spec.PriorityClassName = *a.PriorityClassName()
+	}
+	if a.ImagePullSecrets() != nil {
+		spec.ImagePullSecrets = a.ImagePullSecrets()
+	}
+	if a.TerminationGracePeriodSeconds() != nil {
+		spec.TerminationGracePeriodSeconds = a.TerminationGracePeriodSeconds()
+	}
+	return spec
+}
+
+func (a *componentAccessorImpl) Env() []corev1.EnvVar {
+	return a.ComponentSpec.Env
+}
+
+func (a *componentAccessorImpl) AdditionalContainers() []corev1.Container {
+	return a.ComponentSpec.AdditionalContainers
+}
+
+func (a *componentAccessorImpl) AdditionalVolumes() []corev1.Volume {
+	return a.ComponentSpec.AdditionalVolumes
+}
+
+func (a *componentAccessorImpl) TerminationGracePeriodSeconds() *int64 {
+	return a.ComponentSpec.TerminationGracePeriodSeconds
+}
+
+func buildSeaweedComponentAccessor(spec *SeaweedSpec, componentSpec *ComponentSpec) ComponentAccessor {
+	return &componentAccessorImpl{
+		imagePullPolicy:           spec.ImagePullPolicy,
+		imagePullSecrets:          spec.ImagePullSecrets,
+		hostNetwork:               spec.HostNetwork,
+		affinity:                  spec.Affinity,
+		schedulerName:             spec.SchedulerName,
+		clusterNodeSelector:       spec.NodeSelector,
+		clusterAnnotations:        spec.Annotations,
+		tolerations:               spec.Tolerations,
+		statefulSetUpdateStrategy: spec.StatefulSetUpdateStrategy,
+
+		ComponentSpec: componentSpec,
+	}
+}
+
+// BaseMasterSpec provides merged spec of masters
+func (s *Seaweed) BaseMasterSpec() ComponentAccessor {
+	return buildSeaweedComponentAccessor(&s.Spec, &s.Spec.Master.ComponentSpec)
+}
+
+// BaseFilerSpec provides merged spec of filers
+func (s *Seaweed) BaseFilerSpec() ComponentAccessor {
+	return buildSeaweedComponentAccessor(&s.Spec, &s.Spec.Filer.ComponentSpec)
+}
+
+// BaseVolumeSpec provides merged spec of volumes
+func (s *Seaweed) BaseVolumeSpec() ComponentAccessor {
+	return buildSeaweedComponentAccessor(&s.Spec, &s.Spec.Volume.ComponentSpec)
+}

api/v1/seaweed_types.go

@@ -25,6 +25,20 @@ import (
 // EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
 // NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
 
+// Constants
+const (
+	GRPCPortDelta = 10000
+
+	MasterHTTPPort = 9333
+	VolumeHTTPPort = 8444
+	FilerHTTPPort  = 8888
+	FilerS3Port    = 8333
+
+	MasterGRPCPort = MasterHTTPPort + GRPCPortDelta
+	VolumeGRPCPort = VolumeHTTPPort + GRPCPortDelta
+	FilerGRPCPort  = FilerHTTPPort + GRPCPortDelta
+)
+
 // SeaweedSpec defines the desired state of Seaweed
 type SeaweedSpec struct {
 	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
@@ -41,14 +55,51 @@ type SeaweedSpec struct {
 
 	// Master
 	Master *MasterSpec `json:"master,omitempty"`
+
 	// Volume
 	Volume *VolumeSpec `json:"volume,omitempty"`
+
 	// Filer
 	Filer *FilerSpec `json:"filer,omitempty"`
 
+	// SchedulerName of pods
+	SchedulerName string `json:"schedulerName,omitempty"`
+
+	// Persistent volume reclaim policy
+	PVReclaimPolicy *corev1.PersistentVolumeReclaimPolicy `json:"pvReclaimPolicy,omitempty"`
+
+	// ImagePullPolicy of pods
+	ImagePullPolicy corev1.PullPolicy `json:"imagePullPolicy,omitempty"`
+
+	// ImagePullSecrets is an optional list of references to secrets in the same namespace to use for pulling any of the images.
+	ImagePullSecrets []corev1.LocalObjectReference `json:"imagePullSecrets,omitempty"`
+
+	// Whether enable PVC reclaim for orphan PVC left by statefulset scale-in
+	EnablePVReclaim *bool `json:"enablePVReclaim,omitempty"`
+
+	// Whether Hostnetwork is enabled for pods
+	HostNetwork *bool `json:"hostNetwork,omitempty"`
+
+	// Affinity of pods
+	Affinity *corev1.Affinity `json:"affinity,omitempty"`
+
+	// Base node selectors of Pods, components may add or override selectors upon this respectively
+	NodeSelector map[string]string `json:"nodeSelector,omitempty"`
+
+	// Base annotations of Pods, components may add or override selectors upon this respectively
+	Annotations map[string]string `json:"annotations,omitempty"`
+
+	// Base tolerations of Pods, components may add more tolerations upon this respectively
+	Tolerations []corev1.Toleration `json:"tolerations,omitempty"`
+
+	// StatefulSetUpdateStrategy indicates the StatefulSetUpdateStrategy that will be
+	// employed to update Pods in the StatefulSet when a revision is made to
+	// Template.
+	StatefulSetUpdateStrategy appsv1.StatefulSetUpdateStrategyType `json:"statefulSetUpdateStrategy,omitempty"`
+
 	VolumeServerDiskCount int32 `json:"volumeServerDiskCount,omitempty"`
 
-	// ingress
+	// Ingresses
 	Hosts []string `json:"hosts"`
 }
 
@@ -66,6 +117,7 @@ type MasterSpec struct {
 	// The desired ready replicas
 	// +kubebuilder:validation:Minimum=1
 	Replicas int32        `json:"replicas"`
+	Service  *ServiceSpec `json:"service,omitempty"`
 }
 
 // VolumeSpec is the spec for volume servers
@@ -76,6 +128,7 @@ type VolumeSpec struct {
 	// The desired ready replicas
 	// +kubebuilder:validation:Minimum=1
 	Replicas int32        `json:"replicas"`
+	Service  *ServiceSpec `json:"service,omitempty"`
 }
 
 // FilerSpec is the spec for filers
@@ -86,6 +139,7 @@ type FilerSpec struct {
 	// The desired ready replicas
 	// +kubebuilder:validation:Minimum=1
 	Replicas int32        `json:"replicas"`
+	Service  *ServiceSpec `json:"service,omitempty"`
 }
 
 // ComponentSpec is the base spec of each component, the fields should always accessed by the Basic<Component>Spec() method to respect the cluster-level properties
@@ -122,16 +176,9 @@ type ComponentSpec struct {
 
 	// List of environment variables to set in the container, like
 	// v1.Container.Env.
-	// Note that following env names cannot be used and may be overrided by
-	// tidb-operator built envs.
+	// Note that following env names cannot be used and may be overrided by operators
 	// - NAMESPACE
-	// - TZ
-	// - SERVICE_NAME
-	// - PEER_SERVICE_NAME
-	// - HEADLESS_SERVICE_NAME
-	// - SET_NAME
-	// - HOSTNAME
-	// - CLUSTER_NAME
+	// - POD_IP
 	// - POD_NAME
 	Env []corev1.EnvVar `json:"env,omitempty"`
 
@@ -157,6 +204,20 @@ type ComponentSpec struct {
 	StatefulSetUpdateStrategy appsv1.StatefulSetUpdateStrategyType `json:"statefulSetUpdateStrategy,omitempty"`
 }
 
+type ServiceSpec struct {
+	// Type of the real kubernetes service
+	Type corev1.ServiceType `json:"type,omitempty"`
+
+	// Additional annotations of the kubernetes service object
+	Annotations map[string]string `json:"annotations,omitempty"`
+
+	// LoadBalancerIP is the loadBalancerIP of service
+	LoadBalancerIP *string `json:"loadBalancerIP,omitempty"`
+
+	// ClusterIP is the clusterIP of service
+	ClusterIP *string `json:"clusterIP,omitempty"`
+}
+
 // +kubebuilder:object:root=true
 // +kubebuilder:subresource:status
 

api/v1/zz_generated.deepcopy.go

@@ -127,6 +127,11 @@ func (in *FilerSpec) DeepCopyInto(out *FilerSpec) {
 	*out = *in
 	in.ComponentSpec.DeepCopyInto(&out.ComponentSpec)
 	in.ResourceRequirements.DeepCopyInto(&out.ResourceRequirements)
+	if in.Service != nil {
+		in, out := &in.Service, &out.Service
+		*out = new(ServiceSpec)
+		(*in).DeepCopyInto(*out)
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new FilerSpec.
@@ -144,6 +149,11 @@ func (in *MasterSpec) DeepCopyInto(out *MasterSpec) {
 	*out = *in
 	in.ComponentSpec.DeepCopyInto(&out.ComponentSpec)
 	in.ResourceRequirements.DeepCopyInto(&out.ResourceRequirements)
+	if in.Service != nil {
+		in, out := &in.Service, &out.Service
+		*out = new(ServiceSpec)
+		(*in).DeepCopyInto(*out)
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MasterSpec.
@@ -233,6 +243,52 @@ func (in *SeaweedSpec) DeepCopyInto(out *SeaweedSpec) {
 		*out = new(FilerSpec)
 		(*in).DeepCopyInto(*out)
 	}
+	if in.PVReclaimPolicy != nil {
+		in, out := &in.PVReclaimPolicy, &out.PVReclaimPolicy
+		*out = new(corev1.PersistentVolumeReclaimPolicy)
+		**out = **in
+	}
+	if in.ImagePullSecrets != nil {
+		in, out := &in.ImagePullSecrets, &out.ImagePullSecrets
+		*out = make([]corev1.LocalObjectReference, len(*in))
+		copy(*out, *in)
+	}
+	if in.EnablePVReclaim != nil {
+		in, out := &in.EnablePVReclaim, &out.EnablePVReclaim
+		*out = new(bool)
+		**out = **in
+	}
+	if in.HostNetwork != nil {
+		in, out := &in.HostNetwork, &out.HostNetwork
+		*out = new(bool)
+		**out = **in
+	}
+	if in.Affinity != nil {
+		in, out := &in.Affinity, &out.Affinity
+		*out = new(corev1.Affinity)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.NodeSelector != nil {
+		in, out := &in.NodeSelector, &out.NodeSelector
+		*out = make(map[string]string, len(*in))
+		for key, val := range *in {
+			(*out)[key] = val
+		}
+	}
+	if in.Annotations != nil {
+		in, out := &in.Annotations, &out.Annotations
+		*out = make(map[string]string, len(*in))
+		for key, val := range *in {
+			(*out)[key] = val
+		}
+	}
+	if in.Tolerations != nil {
+		in, out := &in.Tolerations, &out.Tolerations
+		*out = make([]corev1.Toleration, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
 	if in.Hosts != nil {
 		in, out := &in.Hosts, &out.Hosts
 		*out = make([]string, len(*in))
@@ -265,11 +321,48 @@ func (in *SeaweedStatus) DeepCopy() *SeaweedStatus {
 	return out
 }
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ServiceSpec) DeepCopyInto(out *ServiceSpec) {
+	*out = *in
+	if in.Annotations != nil {
+		in, out := &in.Annotations, &out.Annotations
+		*out = make(map[string]string, len(*in))
+		for key, val := range *in {
+			(*out)[key] = val
+		}
+	}
+	if in.LoadBalancerIP != nil {
+		in, out := &in.LoadBalancerIP, &out.LoadBalancerIP
+		*out = new(string)
+		**out = **in
+	}
+	if in.ClusterIP != nil {
+		in, out := &in.ClusterIP, &out.ClusterIP
+		*out = new(string)
+		**out = **in
+	}
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ServiceSpec.
+func (in *ServiceSpec) DeepCopy() *ServiceSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(ServiceSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *VolumeSpec) DeepCopyInto(out *VolumeSpec) {
 	*out = *in
 	in.ComponentSpec.DeepCopyInto(&out.ComponentSpec)
 	in.ResourceRequirements.DeepCopyInto(&out.ResourceRequirements)
+	if in.Service != nil {
+		in, out := &in.Service, &out.Service
+		*out = new(ServiceSpec)
+		(*in).DeepCopyInto(*out)
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new VolumeSpec.

controllers/controller_filer.go

@@ -2,6 +2,7 @@ package controllers
 
 import (
 	"context"
+
 	"k8s.io/apimachinery/pkg/runtime"
 
 	appsv1 "k8s.io/api/apps/v1"
@@ -18,7 +19,7 @@ func (r *SeaweedReconciler) ensureFilerServers(seaweedCR *seaweedv1.Seaweed) (do
 		return
 	}
 
-	if done, result, err = r.ensureFilerNodePortService(seaweedCR); done {
+	if done, result, err = r.ensureFilerService(seaweedCR); done {
 		return
 	}
 
@@ -57,11 +58,11 @@ func (r *SeaweedReconciler) ensureFilerHeadlessService(seaweedCR *seaweedv1.Seaw
 	return ReconcileResult(err)
 }
 
-func (r *SeaweedReconciler) ensureFilerNodePortService(seaweedCR *seaweedv1.Seaweed) (bool, ctrl.Result, error) {
+func (r *SeaweedReconciler) ensureFilerService(seaweedCR *seaweedv1.Seaweed) (bool, ctrl.Result, error) {
 
 	log := r.Log.WithValues("sw-filer-service", seaweedCR.Name)
 
-	filerService := r.createFilerNodePortService(seaweedCR)
+	filerService := r.createFilerService(seaweedCR)
 	_, err := r.CreateOrUpdateService(filerService)
 
 	log.Info("ensure filer service " + filerService.Name)

controllers/controller_filer_service.go

@@ -27,20 +27,20 @@ func (r *SeaweedReconciler) createFilerHeadlessService(m *seaweedv1.Seaweed) *co
 				{
 					Name:       "swfs-filer",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       8888,
-					TargetPort: intstr.FromInt(8888),
+					Port:       seaweedv1.FilerHTTPPort,
+					TargetPort: intstr.FromInt(seaweedv1.FilerHTTPPort),
 				},
 				{
 					Name:       "swfs-filer-grpc",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       18888,
-					TargetPort: intstr.FromInt(18888),
+					Port:       seaweedv1.FilerGRPCPort,
+					TargetPort: intstr.FromInt(seaweedv1.FilerGRPCPort),
 				},
 				{
 					Name:       "swfs-s3",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       8333,
-					TargetPort: intstr.FromInt(8333),
+					Port:       seaweedv1.FilerS3Port,
+					TargetPort: intstr.FromInt(seaweedv1.FilerS3Port),
 				},
 			},
 			Selector: labels,
@@ -49,7 +49,7 @@ func (r *SeaweedReconciler) createFilerHeadlessService(m *seaweedv1.Seaweed) *co
 	return dep
 }
 
-func (r *SeaweedReconciler) createFilerNodePortService(m *seaweedv1.Seaweed) *corev1.Service {
+func (r *SeaweedReconciler) createFilerService(m *seaweedv1.Seaweed) *corev1.Service {
 	labels := labelsForFiler(m.Name)
 
 	dep := &corev1.Service{
@@ -62,33 +62,47 @@ func (r *SeaweedReconciler) createFilerNodePortService(m *seaweedv1.Seaweed) *co
 			},
 		},
 		Spec: corev1.ServiceSpec{
-			Type:                     corev1.ServiceTypeNodePort,
+			Type:                     corev1.ServiceTypeClusterIP,
 			PublishNotReadyAddresses: true,
 			Ports: []corev1.ServicePort{
 				{
 					Name:       "swfs-filer",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       8888,
-					TargetPort: intstr.FromInt(8888),
-					NodePort:   30888,
+					Port:       seaweedv1.FilerHTTPPort,
+					TargetPort: intstr.FromInt(seaweedv1.FilerHTTPPort),
 				},
 				{
 					Name:       "swfs-filer-grpc",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       18888,
-					TargetPort: intstr.FromInt(18888),
-					NodePort:   31888,
+					Port:       seaweedv1.FilerGRPCPort,
+					TargetPort: intstr.FromInt(seaweedv1.FilerGRPCPort),
 				},
 				{
 					Name:       "swfs-s3",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       8333,
-					TargetPort: intstr.FromInt(8333),
-					NodePort:   30833,
+					Port:       seaweedv1.FilerS3Port,
+					TargetPort: intstr.FromInt(seaweedv1.FilerS3Port),
 				},
 			},
 			Selector: labels,
 		},
 	}
+
+	if m.Spec.Filer.Service != nil {
+		svcSpec := m.Spec.Filer.Service
+		dep.Annotations = copyAnnotations(svcSpec.Annotations)
+
+		if svcSpec.Type != "" {
+			dep.Spec.Type = svcSpec.Type
+		}
+
+		if svcSpec.ClusterIP != nil {
+			dep.Spec.ClusterIP = *svcSpec.ClusterIP
+		}
+
+		if svcSpec.LoadBalancerIP != nil {
+			dep.Spec.LoadBalancerIP = *svcSpec.LoadBalancerIP
+		}
+	}
 	return dep
 }

controllers/controller_filer_statefulset.go

@@ -17,31 +17,9 @@ func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1
 	rollingUpdatePartition := int32(0)
 	enableServiceLinks := false
 
-	dep := &appsv1.StatefulSet{
-		ObjectMeta: metav1.ObjectMeta{
-			Name:      m.Name + "-filer",
-			Namespace: m.Namespace,
-		},
-		Spec: appsv1.StatefulSetSpec{
-			ServiceName:         m.Name + "-filer",
-			PodManagementPolicy: appsv1.ParallelPodManagement,
-			Replicas:            &replicas,
-			UpdateStrategy: appsv1.StatefulSetUpdateStrategy{
-				Type: appsv1.RollingUpdateStatefulSetStrategyType,
-				RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
-					Partition: &rollingUpdatePartition,
-				},
-			},
-			Selector: &metav1.LabelSelector{
-				MatchLabels: labels,
-			},
-			Template: corev1.PodTemplateSpec{
-				ObjectMeta: metav1.ObjectMeta{
-					Labels: labels,
-				},
-				Spec: corev1.PodSpec{
-					EnableServiceLinks: &enableServiceLinks,
-					Containers: []corev1.Container{{
+	filerPodSpec := m.BaseFilerSpec().BuildPodSpec()
+	filerPodSpec.EnableServiceLinks = &enableServiceLinks
+	filerPodSpec.Containers = []corev1.Container{{
 		Name:            "seaweedfs",
 		Image:           m.Spec.Image,
 		ImagePullPolicy: corev1.PullIfNotPresent,
@@ -81,14 +59,14 @@ func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1
 		},
 		Ports: []corev1.ContainerPort{
 			{
-								ContainerPort: 8888,
+				ContainerPort: seaweedv1.FilerHTTPPort,
 				Name:          "swfs-filer",
 			},
 			{
-								ContainerPort: 18888,
+				ContainerPort: seaweedv1.FilerGRPCPort,
 			},
 			{
-								ContainerPort: 8333,
+				ContainerPort: seaweedv1.FilerS3Port,
 				Name:          "swfs-s3",
 			},
 		},
@@ -96,7 +74,7 @@ func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1
 			Handler: corev1.Handler{
 				HTTPGet: &corev1.HTTPGetAction{
 					Path:   "/",
-									Port:   intstr.FromInt(8888),
+					Port:   intstr.FromInt(seaweedv1.FilerHTTPPort),
 					Scheme: corev1.URISchemeHTTP,
 				},
 			},
@@ -110,7 +88,7 @@ func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1
 			Handler: corev1.Handler{
 				HTTPGet: &corev1.HTTPGetAction{
 					Path:   "/",
-									Port:   intstr.FromInt(8888),
+					Port:   intstr.FromInt(seaweedv1.FilerHTTPPort),
 					Scheme: corev1.URISchemeHTTP,
 				},
 			},
@@ -120,8 +98,31 @@ func (r *SeaweedReconciler) createFilerStatefulSet(m *seaweedv1.Seaweed) *appsv1
 			SuccessThreshold:    1,
 			FailureThreshold:    6,
 		},
-					}},
+	}}
+
+	dep := &appsv1.StatefulSet{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      m.Name + "-filer",
+			Namespace: m.Namespace,
 		},
+		Spec: appsv1.StatefulSetSpec{
+			ServiceName:         m.Name + "-filer",
+			PodManagementPolicy: appsv1.ParallelPodManagement,
+			Replicas:            &replicas,
+			UpdateStrategy: appsv1.StatefulSetUpdateStrategy{
+				Type: appsv1.RollingUpdateStatefulSetStrategyType,
+				RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
+					Partition: &rollingUpdatePartition,
+				},
+			},
+			Selector: &metav1.LabelSelector{
+				MatchLabels: labels,
+			},
+			Template: corev1.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: labels,
+				},
+				Spec: filerPodSpec,
 			},
 		},
 	}

controllers/controller_master.go

@@ -12,10 +12,6 @@ import (
 	seaweedv1 "github.com/seaweedfs/seaweedfs-operator/api/v1"
 )
 
-const (
-	MasterClusterSize = 3
-)
-
 func (r *SeaweedReconciler) ensureMaster(seaweedCR *seaweedv1.Seaweed) (done bool, result ctrl.Result, err error) {
 	_ = context.Background()
 	_ = r.Log.WithValues("seaweed", seaweedCR.Name)

controllers/controller_master_service.go

@@ -27,14 +27,14 @@ func (r *SeaweedReconciler) createMasterService(m *seaweedv1.Seaweed) *corev1.Se
 				{
 					Name:       "swfs-master",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       9333,
-					TargetPort: intstr.FromInt(9333),
+					Port:       seaweedv1.MasterHTTPPort,
+					TargetPort: intstr.FromInt(seaweedv1.MasterHTTPPort),
 				},
 				{
 					Name:       "swfs-master-grpc",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       19333,
-					TargetPort: intstr.FromInt(19333),
+					Port:       seaweedv1.MasterGRPCPort,
+					TargetPort: intstr.FromInt(seaweedv1.MasterGRPCPort),
 				},
 			},
 			Selector: labels,

controllers/controller_master_statefulset.go

@@ -17,6 +17,60 @@ func (r *SeaweedReconciler) createMasterStatefulSet(m *seaweedv1.Seaweed) *appsv
 	rollingUpdatePartition := int32(0)
 	enableServiceLinks := false
 
+	masterPodSpec := m.BaseMasterSpec().BuildPodSpec()
+	masterPodSpec.EnableServiceLinks = &enableServiceLinks
+	masterPodSpec.Containers = []corev1.Container{{
+		Name:            "seaweedfs",
+		Image:           m.Spec.Image,
+		ImagePullPolicy: corev1.PullIfNotPresent,
+		Env:             append(m.BaseMasterSpec().Env(), kubernetesEnvVars...),
+		Command: []string{
+			"/bin/sh",
+			"-ec",
+			fmt.Sprintf("sleep 60; weed master -volumePreallocate -volumeSizeLimitMB=1000 %s %s",
+				fmt.Sprintf("-ip=$(POD_NAME).%s-master", m.Name),
+				fmt.Sprintf("-peers=%s", getMasterPeersString(m.Name, m.Spec.Master.Replicas)),
+			),
+		},
+		Ports: []corev1.ContainerPort{
+			{
+				ContainerPort: seaweedv1.MasterHTTPPort,
+				Name:          "swfs-master",
+			},
+			{
+				ContainerPort: seaweedv1.MasterGRPCPort,
+			},
+		},
+		ReadinessProbe: &corev1.Probe{
+			Handler: corev1.Handler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Path:   "/cluster/status",
+					Port:   intstr.FromInt(seaweedv1.MasterHTTPPort),
+					Scheme: corev1.URISchemeHTTP,
+				},
+			},
+			InitialDelaySeconds: 5,
+			TimeoutSeconds:      15,
+			PeriodSeconds:       15,
+			SuccessThreshold:    2,
+			FailureThreshold:    100,
+		},
+		LivenessProbe: &corev1.Probe{
+			Handler: corev1.Handler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Path:   "/cluster/status",
+					Port:   intstr.FromInt(seaweedv1.MasterHTTPPort),
+					Scheme: corev1.URISchemeHTTP,
+				},
+			},
+			InitialDelaySeconds: 15,
+			TimeoutSeconds:      15,
+			PeriodSeconds:       15,
+			SuccessThreshold:    1,
+			FailureThreshold:    6,
+		},
+	}}
+
 	dep := &appsv1.StatefulSet{
 		ObjectMeta: metav1.ObjectMeta{
 			Name:      m.Name + "-master",
@@ -39,86 +93,7 @@ func (r *SeaweedReconciler) createMasterStatefulSet(m *seaweedv1.Seaweed) *appsv
 				ObjectMeta: metav1.ObjectMeta{
 					Labels: labels,
 				},
-				Spec: corev1.PodSpec{
-					Affinity:           m.Spec.Master.Affinity,
-					EnableServiceLinks: &enableServiceLinks,
-					Containers: []corev1.Container{{
-						Name:            "seaweedfs",
-						Image:           m.Spec.Image,
-						ImagePullPolicy: corev1.PullIfNotPresent,
-						Env: []corev1.EnvVar{
-							{
-								Name: "POD_IP",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "status.podIP",
-									},
-								},
-							},
-							{
-								Name: "POD_NAME",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "metadata.name",
-									},
-								},
-							},
-							{
-								Name: "NAMESPACE",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "metadata.namespace",
-									},
-								},
-							},
-						},
-						Command: []string{
-							"/bin/sh",
-							"-ec",
-							fmt.Sprintf("sleep 60; weed master -volumePreallocate -volumeSizeLimitMB=1000 %s %s",
-								fmt.Sprintf("-ip=$(POD_NAME).%s-master", m.Name),
-								fmt.Sprintf("-peers=%s", getMasterPeersString(m.Name, m.Spec.Master.Replicas)),
-							),
-						},
-						Ports: []corev1.ContainerPort{
-							{
-								ContainerPort: 9333,
-								Name:          "swfs-master",
-							},
-							{
-								ContainerPort: 19333,
-							},
-						},
-						ReadinessProbe: &corev1.Probe{
-							Handler: corev1.Handler{
-								HTTPGet: &corev1.HTTPGetAction{
-									Path:   "/cluster/status",
-									Port:   intstr.FromInt(9333),
-									Scheme: corev1.URISchemeHTTP,
-								},
-							},
-							InitialDelaySeconds: 5,
-							TimeoutSeconds:      15,
-							PeriodSeconds:       15,
-							SuccessThreshold:    2,
-							FailureThreshold:    100,
-						},
-						LivenessProbe: &corev1.Probe{
-							Handler: corev1.Handler{
-								HTTPGet: &corev1.HTTPGetAction{
-									Path:   "/cluster/status",
-									Port:   intstr.FromInt(9333),
-									Scheme: corev1.URISchemeHTTP,
-								},
-							},
-							InitialDelaySeconds: 15,
-							TimeoutSeconds:      15,
-							PeriodSeconds:       15,
-							SuccessThreshold:    1,
-							FailureThreshold:    6,
-						},
-					}},
-				},
+				Spec: masterPodSpec,
 			},
 		},
 	}

controllers/controller_volume_service.go

@@ -27,14 +27,14 @@ func (r *SeaweedReconciler) createVolumeServerService(m *seaweedv1.Seaweed) *cor
 				{
 					Name:       "swfs-volume",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       8444,
-					TargetPort: intstr.FromInt(8444),
+					Port:       seaweedv1.VolumeHTTPPort,
+					TargetPort: intstr.FromInt(seaweedv1.VolumeHTTPPort),
 				},
 				{
 					Name:       "swfs-volume-grpc",
 					Protocol:   corev1.Protocol("TCP"),
-					Port:       18444,
-					TargetPort: intstr.FromInt(18444),
+					Port:       seaweedv1.VolumeGRPCPort,
+					TargetPort: intstr.FromInt(seaweedv1.VolumeGRPCPort),
 				},
 			},
 			Selector: labels,

controllers/controller_volume_statefulset.go

@@ -59,60 +59,13 @@ func (r *SeaweedReconciler) createVolumeServerStatefulSet(m *seaweedv1.Seaweed)
 		dirs = append(dirs, fmt.Sprintf("/data%d", i))
 	}
 
-	dep := &appsv1.StatefulSet{
-		ObjectMeta: metav1.ObjectMeta{
-			Name:      m.Name + "-volume",
-			Namespace: m.Namespace,
-		},
-		Spec: appsv1.StatefulSetSpec{
-			ServiceName:         m.Name + "-volume",
-			PodManagementPolicy: appsv1.ParallelPodManagement,
-			Replicas:            &replicas,
-			UpdateStrategy: appsv1.StatefulSetUpdateStrategy{
-				Type: appsv1.RollingUpdateStatefulSetStrategyType,
-				RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
-					Partition: &rollingUpdatePartition,
-				},
-			},
-			Selector: &metav1.LabelSelector{
-				MatchLabels: labels,
-			},
-			Template: corev1.PodTemplateSpec{
-				ObjectMeta: metav1.ObjectMeta{
-					Labels: labels,
-				},
-				Spec: corev1.PodSpec{
-					EnableServiceLinks: &enableServiceLinks,
-					Containers: []corev1.Container{{
+	volumePodSpec := m.BaseVolumeSpec().BuildPodSpec()
+	volumePodSpec.EnableServiceLinks = &enableServiceLinks
+	volumePodSpec.Containers = []corev1.Container{{
 		Name:            "seaweedfs",
 		Image:           m.Spec.Image,
-						ImagePullPolicy: corev1.PullIfNotPresent,
-						Env: []corev1.EnvVar{
-							{
-								Name: "POD_IP",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "status.podIP",
-									},
-								},
-							},
-							{
-								Name: "POD_NAME",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "metadata.name",
-									},
-								},
-							},
-							{
-								Name: "NAMESPACE",
-								ValueFrom: &corev1.EnvVarSource{
-									FieldRef: &corev1.ObjectFieldSelector{
-										FieldPath: "metadata.namespace",
-									},
-								},
-							},
-						},
+		ImagePullPolicy: m.BaseVolumeSpec().ImagePullPolicy(),
+		Env:             append(m.BaseVolumeSpec().Env(), kubernetesEnvVars...),
 		Command: []string{
 			"/bin/sh",
 			"-ec",
@@ -160,10 +113,32 @@ func (r *SeaweedReconciler) createVolumeServerStatefulSet(m *seaweedv1.Seaweed)
 			FailureThreshold:    6,
 		},
 		VolumeMounts: volumeMounts,
-					}},
+	}}
+	volumePodSpec.Volumes = volumes
 
-					Volumes: volumes,
+	dep := &appsv1.StatefulSet{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      m.Name + "-volume",
+			Namespace: m.Namespace,
 		},
+		Spec: appsv1.StatefulSetSpec{
+			ServiceName:         m.Name + "-volume",
+			PodManagementPolicy: appsv1.ParallelPodManagement,
+			Replicas:            &replicas,
+			UpdateStrategy: appsv1.StatefulSetUpdateStrategy{
+				Type: appsv1.RollingUpdateStatefulSetStrategyType,
+				RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
+					Partition: &rollingUpdatePartition,
+				},
+			},
+			Selector: &metav1.LabelSelector{
+				MatchLabels: labels,
+			},
+			Template: corev1.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: labels,
+				},
+				Spec: volumePodSpec,
 			},
 			VolumeClaimTemplates: persistentVolumeClaims,
 		},

controllers/helper.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"strings"
 
+	corev1 "k8s.io/api/core/v1"
 	ctrl "sigs.k8s.io/controller-runtime"
 )
 
@@ -11,6 +12,35 @@ const (
 	masterPeerAddressPattern = "%s-master-%d.%s-master:9333"
 )
 
+var (
+	kubernetesEnvVars = []corev1.EnvVar{
+		{
+			Name: "POD_IP",
+			ValueFrom: &corev1.EnvVarSource{
+				FieldRef: &corev1.ObjectFieldSelector{
+					FieldPath: "status.podIP",
+				},
+			},
+		},
+		{
+			Name: "POD_NAME",
+			ValueFrom: &corev1.EnvVarSource{
+				FieldRef: &corev1.ObjectFieldSelector{
+					FieldPath: "metadata.name",
+				},
+			},
+		},
+		{
+			Name: "NAMESPACE",
+			ValueFrom: &corev1.EnvVarSource{
+				FieldRef: &corev1.ObjectFieldSelector{
+					FieldPath: "metadata.namespace",
+				},
+			},
+		},
+	}
+)
+
 func ReconcileResult(err error) (bool, ctrl.Result, error) {
 	if err != nil {
 		return true, ctrl.Result{}, err
@@ -29,3 +59,14 @@ func getMasterAddresses(name string, replicas int32) []string {
 func getMasterPeersString(name string, replicas int32) string {
 	return strings.Join(getMasterAddresses(name, replicas), ",")
 }
+
+func copyAnnotations(src map[string]string) map[string]string {
+	if src == nil {
+		return nil
+	}
+	dst := map[string]string{}
+	for k, v := range src {
+		dst[k] = v
+	}
+	return dst
+}