cache

package
v1.1.0 Latest Latest
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 Go to latest Published: Aug 21, 2021 License: Apache-2.0 Imports: 33 Imported by: 0

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Index

Constants

View Source 
const (
	ErrorGetRedisClient               = "Get redis client error"
	ErrorGenerateRedisCr              = "Generate redis cr error"
	ErrorSetOwnerReference            = "Set owner reference error"
	ErrorCreateRedisSecret            = "Create redis secret error" // nolint:gosec
	ErrorCreateRedisCr                = "Create redis cr error"
	ErrorDefaultUnstructuredConverter = "Default unstructured converter error"
)
View Source 
const (
	RedisSentinelConnPort  = 26379
	RedisSentinelConnGroup = "mymaster"
)
View Source 
const (
	ComponentName = "cluster-redis"
)

Variables

This section is empty.

Functions

func BuildRedisClient 

func BuildRedisClient(host []string, port, password string, index int) *rediscli.Client

BuildRedisClient returns redis connection client.

func BuildRedisPool 

func BuildRedisPool(redisSentinelIP []string, redisSentinelPort, redisSentinelPassword, redisGroupName string, redisIndex int) *rediscli.Client

BuildRedisPool returns redis connection pool client.

func GenHostInfo 

func GenHostInfo(endpoint []string, port string) []string

GenHostInfo splice host and port.

func GenerateResourceList 

func GenerateResourceList(cpu, memory string) (resources corev1.ResourceList, err error)

GenerateResourceList generates resource list by parsing parameters cpu and memory.

func GenerateStoragePVC 

func GenerateStoragePVC(storageClass, name, size string, labels map[string]string) (*corev1.PersistentVolumeClaim, error)

GeneratePVC generates pvc by name and size.

func IsEqual 

func IsEqual(obj1, obj2 interface{}) bool

IsEqual check two object is equal.

func MergeLabels 

func MergeLabels(allLabels ...map[string]string) map[string]string

MergeLabels merges all labels together and returns a new label.

func NewRedisController 

func NewRedisController(opts ...k8s.Option) lcm.Controller

NewRedisController is constructor for redis controller.

Types

type RedisConnect 

type RedisConnect struct {
	Schema    string
	Endpoints []string
	Port      string
	Password  string
	GroupName string
}

func (*RedisConnect) NewRedisClient 

func (c *RedisConnect) NewRedisClient() *rediscli.Client

NewRedisClient returns redis client.

func (*RedisConnect) NewRedisPool 

func (c *RedisConnect) NewRedisPool() *rediscli.Client

NewRedisPool returns redis sentinel client.

type RedisController 

type RedisController struct {
	DClient         *k8s.DynamicClientWrapper
	Client          client.Client
	Recorder        record.EventRecorder
	Log             logr.Logger
	Scheme          *runtime.Scheme
	RedisConnect    *RedisConnect
	ResourceManager ResourceManager
	ConfigStore     *configstore.Store
}

RedisController implements lcm.Controller interface.

func (*RedisController) Apply 

func (rc *RedisController) Apply(ctx context.Context, cluster *goharborv1.HarborCluster, _ ...lcm.Option) (*lcm.CRStatus, error)

Apply creates/updates/scales the resources, like kubernetes apply operation.

func (*RedisController) Delete 

func (rc *RedisController) Delete(_ context.Context, _ *goharborv1.HarborCluster) (*lcm.CRStatus, error)

Delete...

func (*RedisController) Deploy 

func (rc *RedisController) Deploy(ctx context.Context, cluster *goharborv1.HarborCluster) (*lcm.CRStatus, error)

Deploy will deploy Redis sentinel cluster if that does not exist. It does: - check redis does exist - create any new RedisFailovers CRs - create redis password secret It does not: - perform any RedisFailovers downscale (left for downscale phase) - perform any RedisFailovers upscale (left for upscale phase) - perform any pod upgrade (left for rolling upgrade phase).

func (*RedisController) DeploySecret 

func (rc *RedisController) DeploySecret(ctx context.Context, cluster *goharborv1.HarborCluster) error

func (*RedisController) GetDeploymentPods 

func (rc *RedisController) GetDeploymentPods(ctx context.Context, name, namespace string) (*appsv1.Deployment, *corev1.PodList, error)

GetDeploymentPods returns the Redis Sentinel pod list.

func (*RedisController) GetPodsStatus 

func (rc *RedisController) GetPodsStatus(podArray []corev1.Pod) ([]corev1.Pod, []corev1.Pod)

GetPodsStatus returns deleting and current pod list.

func (*RedisController) GetRedisPassword 

func (rc *RedisController) GetRedisPassword(ctx context.Context, secretName, namespace string) (string, error)

GetRedisPassword is get redis password.

func (*RedisController) GetRedisSecret 

func (rc *RedisController) GetRedisSecret(ctx context.Context, secretName, namespace string) (map[string][]byte, error)

GetRedisSecret returns the Redis Password Secret.

func (*RedisController) GetSentinelServiceURL 

func (rc *RedisController) GetSentinelServiceURL(name, namespace string, pods []corev1.Pod) string

GetSentinelServiceURL returns the Redis Sentinel pod ip or service name.

func (*RedisController) GetStatefulSetPods 

func (rc *RedisController) GetStatefulSetPods(ctx context.Context, name, namespace string) (*appsv1.StatefulSet, *corev1.PodList, error)

GetStatefulSetPods returns the Redis Server pod list.

func (*RedisController) Readiness 

func (rc *RedisController) Readiness(_ context.Context, cluster *goharborv1.HarborCluster) (*lcm.CRStatus, error)

Readiness reconcile will check Redis sentinel cluster if that has available. It does: - create redis connection pool - ping redis server - return redis properties if redis has available.

func (*RedisController) RollingUpgrades 

func (rc *RedisController) RollingUpgrades(ctx context.Context, cluster *goharborv1.HarborCluster, actualObj, expectObj runtime.Object) (*lcm.CRStatus, error)

RollingUpgrades reconcile will rolling upgrades Redis sentinel cluster if resource upscale. It does: - check resource - update RedisFailovers CR resource.

func (*RedisController) Update 

func (rc *RedisController) Update(ctx context.Context, cluster *goharborv1.HarborCluster, actualObj, expectObj runtime.Object) (*lcm.CRStatus, error)

func (*RedisController) Upgrade 

func (rc *RedisController) Upgrade(_ context.Context, _ *goharborv1.HarborCluster) (*lcm.CRStatus, error)

type ResourceGetter 

type ResourceGetter interface {
	GetCacheCR(ctx context.Context, harborcluster *goharborv1.HarborCluster) (runtime.Object, error)
	GetCacheCRName() string
	GetResources() corev1.ResourceRequirements
	GetSecretName() string
	GetSecret() *corev1.Secret
	GetServerReplica() int
	GetClusterServerReplica() int
	GetStorageSize() string
}

ResourceGetter gets resources.

type ResourceManager 

type ResourceManager interface {
	ResourceGetter
	// With the specified cluster
	WithCluster(cluster *goharborv1.HarborCluster) ResourceManager
}

ResourceManager defines the common interface of resources.

func NewResourceManager 

func NewResourceManager(store *configstore.Store, logger logr.Logger, scheme *runtime.Scheme) ResourceManager

NewResourceManager constructs a new cache resource manager.

Source Files

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