service

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v0.1.7 Latest Latest
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 Go to latest Published: Jan 20, 2020 License: Apache-2.0 Imports: 20 Imported by: 1

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Constants

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Variables

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Functions

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Types

type RedisClusterCheck 

type RedisClusterCheck interface {
	CheckRedisNumber(redisCluster *redisv1beta1.RedisCluster) error
	CheckSentinelNumber(redisCluster *redisv1beta1.RedisCluster) error
	CheckSentinelReadyReplicas(redisCluster *redisv1beta1.RedisCluster) error
	CheckAllSlavesFromMaster(master string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	CheckSentinelNumberInMemory(sentinel string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	CheckSentinelSlavesNumberInMemory(sentinel string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	CheckSentinelMonitor(sentinel string, monitor string, auth *util.AuthConfig) error
	GetMasterIP(redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) (string, error)
	GetNumberMasters(redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) (int, error)
	GetRedisesIPs(redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) ([]string, error)
	GetSentinelsIPs(redisCluster *redisv1beta1.RedisCluster) ([]string, error)
	GetMinimumRedisPodTime(redisCluster *redisv1beta1.RedisCluster) (time.Duration, error)
	CheckRedisConfig(redisCluster *redisv1beta1.RedisCluster, addr string, auth *util.AuthConfig) error
}

RedisClusterCheck defines the intercace able to check the correct status of a redis cluster

type RedisClusterChecker 

type RedisClusterChecker struct {
	// contains filtered or unexported fields
}

RedisClusterChecker is our implementation of RedisClusterCheck intercace

func NewRedisClusterChecker 

func NewRedisClusterChecker(k8sService k8s.Services, redisClient redis.Client, logger logr.Logger) *RedisClusterChecker

NewRedisClusterChecker creates an object of the RedisClusterChecker struct

func (*RedisClusterChecker) CheckAllSlavesFromMaster 

func (r *RedisClusterChecker) CheckAllSlavesFromMaster(master string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

CheckAllSlavesFromMaster controls that all slaves have the same master (the real one)

func (*RedisClusterChecker) CheckRedisConfig 

func (r *RedisClusterChecker) CheckRedisConfig(redisCluster *redisv1beta1.RedisCluster, addr string, auth *util.AuthConfig) error

CheckRedisConfig check current redis config is same as custom config

func (*RedisClusterChecker) CheckRedisNumber 

func (r *RedisClusterChecker) CheckRedisNumber(rc *redisv1beta1.RedisCluster) error

CheckRedisNumber controls that the number of deployed redis is the same than the requested on the spec

func (*RedisClusterChecker) CheckSentinelMonitor 

func (r *RedisClusterChecker) CheckSentinelMonitor(sentinel string, monitor string, auth *util.AuthConfig) error

CheckSentinelMonitor controls if the sentinels are monitoring the expected master

func (*RedisClusterChecker) CheckSentinelNumber 

func (r *RedisClusterChecker) CheckSentinelNumber(rc *redisv1beta1.RedisCluster) error

CheckSentinelNumber controls that the number of deployed sentinel is the same than the requested on the spec

func (*RedisClusterChecker) CheckSentinelNumberInMemory 

func (r *RedisClusterChecker) CheckSentinelNumberInMemory(sentinel string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

CheckSentinelNumberInMemory controls that sentinels have only the living sentinels on its memory.

func (*RedisClusterChecker) CheckSentinelReadyReplicas 

func (r *RedisClusterChecker) CheckSentinelReadyReplicas(rc *redisv1beta1.RedisCluster) error

CheckSentinelReadyReplicas controls that the number of deployed sentinel ready pod is the same than the requested on the spec

func (*RedisClusterChecker) CheckSentinelSlavesNumberInMemory 

func (r *RedisClusterChecker) CheckSentinelSlavesNumberInMemory(sentinel string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

CheckSentinelSlavesNumberInMemory controls that sentinels have only the spected slaves number.

func (*RedisClusterChecker) GetMasterIP 

func (r *RedisClusterChecker) GetMasterIP(rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) (string, error)

GetMasterIP connects to all redis and returns the master of the redis cluster

func (*RedisClusterChecker) GetMinimumRedisPodTime 

func (r *RedisClusterChecker) GetMinimumRedisPodTime(rc *redisv1beta1.RedisCluster) (time.Duration, error)

GetMinimumRedisPodTime returns the minimum time a pod is alive

func (*RedisClusterChecker) GetNumberMasters 

func (r *RedisClusterChecker) GetNumberMasters(rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) (int, error)

GetNumberMasters returns the number of redis nodes that are working as a master

func (*RedisClusterChecker) GetRedisesIPs 

func (r *RedisClusterChecker) GetRedisesIPs(rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) ([]string, error)

GetRedisesIPs returns the IPs of the Redis nodes

func (*RedisClusterChecker) GetSentinelsIPs 

func (r *RedisClusterChecker) GetSentinelsIPs(rc *redisv1beta1.RedisCluster) ([]string, error)

GetSentinelsIPs returns the IPs of the Sentinel nodes

type RedisClusterClient 

type RedisClusterClient interface {
	EnsureSentinelService(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureSentinelHeadlessService(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureSentinelConfigMap(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureSentinelProbeConfigMap(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureSentinelStatefulset(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureRedisStatefulset(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureRedisService(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureRedisShutdownConfigMap(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureRedisConfigMap(redisCluster *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error
	EnsureNotPresentRedisService(redisCluster *redisv1beta1.RedisCluster) error
}

RedisClusterClient has the minimumm methods that a Redis cluster controller needs to satisfy in order to talk with K8s

type RedisClusterHeal 

type RedisClusterHeal interface {
	MakeMaster(ip string, auth *util.AuthConfig) error
	SetOldestAsMaster(redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	SetMasterOnAll(masterIP string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	NewSentinelMonitor(ip string, monitor string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	RestoreSentinel(ip string, auth *util.AuthConfig) error
	SetSentinelCustomConfig(ip string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
	SetRedisCustomConfig(ip string, redisCluster *redisv1beta1.RedisCluster, auth *util.AuthConfig) error
}

RedisClusterHeal defines the intercace able to fix the problems on the redis clusters

type RedisClusterHealer 

type RedisClusterHealer struct {
	// contains filtered or unexported fields
}

RedisClusterHealer is our implementation of RedisClusterCheck intercace

func NewRedisClusterHealer 

func NewRedisClusterHealer(k8sService k8s.Services, redisClient redis.Client, logger logr.Logger) *RedisClusterHealer

NewRedisClusterHealer creates an object of the RedisClusterChecker struct

func (*RedisClusterHealer) MakeMaster 

func (r *RedisClusterHealer) MakeMaster(ip string, auth *util.AuthConfig) error

func (*RedisClusterHealer) NewSentinelMonitor 

func (r *RedisClusterHealer) NewSentinelMonitor(ip string, monitor string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

NewSentinelMonitor changes the master that Sentinel has to monitor

func (*RedisClusterHealer) RestoreSentinel 

func (r *RedisClusterHealer) RestoreSentinel(ip string, auth *util.AuthConfig) error

RestoreSentinel clear the number of sentinels on memory

func (*RedisClusterHealer) SetMasterOnAll 

func (r *RedisClusterHealer) SetMasterOnAll(masterIP string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

SetMasterOnAll puts all redis nodes as a slave of a given master

func (*RedisClusterHealer) SetOldestAsMaster 

func (r *RedisClusterHealer) SetOldestAsMaster(rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

SetOldestAsMaster puts all redis to the same master, choosen by order of appearance

func (*RedisClusterHealer) SetRedisCustomConfig 

func (r *RedisClusterHealer) SetRedisCustomConfig(ip string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

SetRedisCustomConfig will call redis to set the configuration given in config

func (*RedisClusterHealer) SetSentinelCustomConfig 

func (r *RedisClusterHealer) SetSentinelCustomConfig(ip string, rc *redisv1beta1.RedisCluster, auth *util.AuthConfig) error

SetSentinelCustomConfig will call sentinel to set the configuration given in config

type RedisClusterKubeClient 

type RedisClusterKubeClient struct {
	K8SService k8s.Services
	// contains filtered or unexported fields
}

RedisClusterKubeClient implements the required methods to talk with kubernetes

func NewRedisClusterKubeClient 

func NewRedisClusterKubeClient(k8sService k8s.Services, logger logr.Logger) *RedisClusterKubeClient

NewRedisClusterKubeClient creates a new RedisClusterKubeClient

func (*RedisClusterKubeClient) EnsureNotPresentRedisService 

func (r *RedisClusterKubeClient) EnsureNotPresentRedisService(rc *redisv1beta1.RedisCluster) error

EnsureNotPresentRedisService makes sure the redis service is not present

func (*RedisClusterKubeClient) EnsureRedisConfigMap 

func (r *RedisClusterKubeClient) EnsureRedisConfigMap(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureRedisConfigMap makes sure the sentinel configmap exists

func (*RedisClusterKubeClient) EnsureRedisService 

func (r *RedisClusterKubeClient) EnsureRedisService(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureRedisService makes sure the redis statefulset exists

func (*RedisClusterKubeClient) EnsureRedisShutdownConfigMap 

func (r *RedisClusterKubeClient) EnsureRedisShutdownConfigMap(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureRedisShutdownConfigMap makes sure the redis configmap with shutdown script exists

func (*RedisClusterKubeClient) EnsureRedisStatefulset 

func (r *RedisClusterKubeClient) EnsureRedisStatefulset(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureRedisStatefulset makes sure the redis statefulset exists in the desired state

func (*RedisClusterKubeClient) EnsureSentinelConfigMap 

func (r *RedisClusterKubeClient) EnsureSentinelConfigMap(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureSentinelConfigMap makes sure the sentinel configmap exists

func (*RedisClusterKubeClient) EnsureSentinelHeadlessService 

func (r *RedisClusterKubeClient) EnsureSentinelHeadlessService(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureSentinelHeadlessService makes sure the sentinel headless service exists

func (*RedisClusterKubeClient) EnsureSentinelProbeConfigMap 

func (r *RedisClusterKubeClient) EnsureSentinelProbeConfigMap(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureSentinelConfigMap makes sure the sentinel configmap exists

func (*RedisClusterKubeClient) EnsureSentinelService 

func (r *RedisClusterKubeClient) EnsureSentinelService(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureSentinelService makes sure the sentinel service exists

func (*RedisClusterKubeClient) EnsureSentinelStatefulset 

func (r *RedisClusterKubeClient) EnsureSentinelStatefulset(rc *redisv1beta1.RedisCluster, labels map[string]string, ownerRefs []metav1.OwnerReference) error

EnsureSentinelStatefulset makes sure the sentinel deployment exists in the desired state

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