/
default.go
162 lines (139 loc) · 4.55 KB
/
default.go
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package v1alpha1
import (
"fmt"
"path/filepath"
"github.com/go-logr/logr"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
)
const (
minMasterSize = 3
minClusterReplicas = 1
defaultRedisImage = "redis:5.0.4-alpine"
defaultMonitorImage = "oliver006/redis_exporter:latest"
)
func (in *DistributedRedisCluster) DefaultSpec(log logr.Logger) bool {
update := false
if in.Spec.MasterSize < minMasterSize {
in.Spec.MasterSize = minMasterSize
update = true
}
if in.Spec.Image == "" {
in.Spec.Image = defaultRedisImage
update = true
}
if in.Spec.ServiceName == "" {
in.Spec.ServiceName = in.Name
update = true
}
if in.Spec.Resources == nil || in.Spec.Resources.Size() == 0 {
in.Spec.Resources = defaultResource()
update = true
}
mon := in.Spec.Monitor
if mon != nil {
if mon.Image == "" {
mon.Image = defaultMonitorImage
update = true
}
if mon.Prometheus == nil {
mon.Prometheus = &PrometheusSpec{}
update = true
}
if mon.Prometheus.Port == 0 {
mon.Prometheus.Port = PrometheusExporterPortNumber
update = true
}
if in.Spec.Annotations == nil {
in.Spec.Annotations = make(map[string]string)
update = true
}
in.Spec.Annotations["prometheus.io/scrape"] = "true"
in.Spec.Annotations["prometheus.io/path"] = PrometheusExporterTelemetryPath
in.Spec.Annotations["prometheus.io/port"] = fmt.Sprintf("%d", mon.Prometheus.Port)
}
return update
}
func (in *DistributedRedisCluster) IsRestoreFromBackup() bool {
initSpec := in.Spec.Init
if initSpec != nil && initSpec.BackupSource != nil {
return true
}
return false
}
func (in *DistributedRedisCluster) IsRestored() bool {
return in.Status.Restore.Phase == RestorePhaseSucceeded
}
func (in *DistributedRedisCluster) ShouldInitRestorePhase() bool {
return in.Status.Restore.Phase == ""
}
func (in *DistributedRedisCluster) IsRestoreRunning() bool {
return in.Status.Restore.Phase == RestorePhaseRunning
}
func (in *DistributedRedisCluster) IsRestoreRestarting() bool {
return in.Status.Restore.Phase == RestorePhaseRestart
}
func defaultResource() *v1.ResourceRequirements {
return &v1.ResourceRequirements{
Requests: v1.ResourceList{
v1.ResourceCPU: resource.MustParse("200m"),
v1.ResourceMemory: resource.MustParse("2Gi"),
},
Limits: v1.ResourceList{
v1.ResourceCPU: resource.MustParse("1000m"),
v1.ResourceMemory: resource.MustParse("4Gi"),
},
}
}
func DefaultOwnerReferences(cluster *DistributedRedisCluster) []metav1.OwnerReference {
return []metav1.OwnerReference{
*metav1.NewControllerRef(cluster, schema.GroupVersionKind{
Group: SchemeGroupVersion.Group,
Version: SchemeGroupVersion.Version,
Kind: DistributedRedisClusterKind,
}),
}
}
func (in *RedisClusterBackup) Validate() error {
clusterName := in.Spec.RedisClusterName
if clusterName == "" {
return fmt.Errorf("bakcup [RedisClusterName] is missing")
}
// BucketName can't be empty
if in.Spec.S3 == nil && in.Spec.GCS == nil && in.Spec.Azure == nil && in.Spec.Swift == nil && in.Spec.Local == nil {
return fmt.Errorf("no storage provider is configured")
}
if in.Spec.Azure != nil || in.Spec.Swift != nil {
if in.Spec.StorageSecretName == "" {
return fmt.Errorf("bakcup [SecretName] is missing")
}
}
return nil
}
func (in *RedisClusterBackup) RemotePath() (string, error) {
spec := in.Spec.Backend
timePrefix := in.Status.StartTime.Format("20060102150405")
if spec.S3 != nil {
return filepath.Join(spec.S3.Prefix, DatabaseNamePrefix, in.Namespace, in.Spec.RedisClusterName, timePrefix), nil
} else if spec.GCS != nil {
return filepath.Join(spec.GCS.Prefix, DatabaseNamePrefix, in.Namespace, in.Spec.RedisClusterName, timePrefix), nil
} else if spec.Azure != nil {
return filepath.Join(spec.Azure.Prefix, DatabaseNamePrefix, in.Namespace, in.Spec.RedisClusterName, timePrefix), nil
} else if spec.Local != nil {
return filepath.Join(DatabaseNamePrefix, in.Namespace, in.Spec.RedisClusterName, timePrefix), nil
} else if spec.Swift != nil {
return filepath.Join(spec.Swift.Prefix, DatabaseNamePrefix, in.Namespace, in.Spec.RedisClusterName, timePrefix), nil
}
return "", fmt.Errorf("no storage provider is configured")
}
func (in *RedisClusterBackup) RCloneSecretName() string {
return fmt.Sprintf("rcloneconfig-%v", in.Name)
}
func (in *RedisClusterBackup) JobName() string {
return fmt.Sprintf("redisbackup-%v", in.Name)
}
func (in *RedisClusterBackup) IsRefLocalPVC() bool {
return in.Spec.Local != nil && in.Spec.Local.PersistentVolumeClaim != nil
}