v1beta1

type ContainerImage struct {
	Repository string        `json:"repository"`
	Tag        string        `json:"tag"`
	PullPolicy v1.PullPolicy `json:"pullPolicy"`
}

type MembersStatus struct {
	Ready   []string `json:"ready"`
	Unready []string `json:"unready"`
}

type Persistence struct {
	// VolumeReclaimPolicy is a zookeeper operator configuration. If it's set to Delete,
	// the corresponding PVCs will be deleted by the operator when zookeeper cluster is deleted.
	// The default value is Retain.
	VolumeReclaimPolicy VolumeReclaimPolicy `json:"reclaimPolicy,omitempty"`
	// PersistentVolumeClaimSpec is the spec to describe PVC for the container
	// This field is optional. If no PVC spec, stateful containers will use
	// emptyDir as volume.
	PersistentVolumeClaimSpec v1.PersistentVolumeClaimSpec `json:"spec,omitempty"`
}

type PodPolicy struct {
	// Labels specifies the labels to attach to pods the operator creates for
	// the zookeeper cluster.
	Labels map[string]string `json:"labels,omitempty"`

	// NodeSelector specifies a map of key-value pairs. For the pod to be
	// eligible to run on a node, the node must have each of the indicated
	// key-value pairs as labels.
	NodeSelector map[string]string `json:"nodeSelector,omitempty"`

	// The scheduling constraints on pods.
	Affinity *v1.Affinity `json:"affinity,omitempty"`

	// Resources is the resource requirements for the container.
	// This field cannot be updated once the cluster is created.
	Resources v1.ResourceRequirements `json:"resources,omitempty"`

	// Tolerations specifies the pod's tolerations.
	Tolerations []v1.Toleration `json:"tolerations,omitempty"`

	// List of environment variables to set in the container.
	// This field cannot be updated.
	Env []v1.EnvVar `json:"env,omitempty"`

	// Annotations specifies the annotations to attach to pods the operator
	// creates.
	Annotations map[string]string `json:"annotations,omitempty"`

	// SecurityContext specifies the security context for the entire pod
	// More info: https://kubernetes.io/docs/tasks/configure-pod-container/security-context
	SecurityContext *v1.PodSecurityContext `json:"securityContext,omitempty"`

	// TerminationGracePeriodSeconds is the amount of time that kubernetes will
	// give for a pod instance to shutdown normally.
	// The default value is 1800.
	TerminationGracePeriodSeconds int64 `json:"terminationGracePeriodSeconds"`
}

type Ports struct {
	Client int32
	Quorum int32
	Leader int32
}

type VolumeReclaimPolicy string

type ZookeeperCluster struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   ZookeeperClusterSpec   `json:"spec,omitempty"`
	Status ZookeeperClusterStatus `json:"status,omitempty"`
}

type ZookeeperClusterList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []ZookeeperCluster `json:"items"`
}

type ZookeeperClusterSpec struct {
	// Image is the  container image. default is zookeeper:latest
	Image ContainerImage `json:"image,omitempty"`

	// Labels specifies the labels to attach to pods the operator creates for
	// the zookeeper cluster.
	Labels map[string]string `json:"labels,omitempty"`

	// Size (DEPRECATED) is the expected size of the zookeeper cluster. This
	// has been replaced with "Replicas"
	//
	// The valid range of size is from 1 to 7.
	Size int32 `json:"size,omitempty"`

	// Replicas is the expected size of the zookeeper cluster.
	// The pravega-operator will eventually make the size of the running cluster
	// equal to the expected size.
	//
	// The valid range of size is from 1 to 7.
	Replicas int32 `json:"replicas"`

	Ports []v1.ContainerPort `json:"ports,omitempty"`

	// Pod defines the policy to create pod for the zookeeper cluster.
	//
	// Updating the Pod does not take effect on any existing pods.
	Pod PodPolicy `json:"pod,omitempty"`

	// Persistence is the configuration for zookeeper persistent layer.
	// PersistentVolumeClaimSpec and VolumeReclaimPolicy can be specified in here.
	Persistence *Persistence `json:"persistence,omitempty"`

	// Conf is the zookeeper configuration, which will be used to generate the
	// static zookeeper configuration. If no configuration is provided required
	// default values will be provided, and optional values will be excluded.
	Conf ZookeeperConfig `json:"config,omitempty"`
}

type ZookeeperClusterStatus struct {
	// Members is the zookeeper members in the cluster
	Members MembersStatus `json:"members"`

	// Replicas is the number of number of desired replicas in the cluster
	Replicas int32 `json:"replicas"`

	// ReadyReplicas is the number of number of ready replicas in the cluster
	ReadyReplicas int32 `json:"readyReplicas"`

	// InternalClientEndpoint is the internal client IP and port
	InternalClientEndpoint string `json:"internalClientEndpoint"`

	// ExternalClientEndpoint is the internal client IP and port
	ExternalClientEndpoint string `json:"externalClientEndpoint"`
}

type ZookeeperConfig struct {
	// InitLimit is the amount of time, in ticks, to allow followers to connect
	// and sync to a leader.
	//
	// Default value is 10.
	InitLimit int `json:"initLimit"`

	// TickTime is the length of a single tick, which is the basic time unit used
	// by Zookeeper, as measured in milliseconds
	//
	// The default value is 2000.
	TickTime int `json:"tickTime"`

	// SyncLimit is the amount of time, in ticks, to allow followers to sync with
	// Zookeeper.
	//
	// The default value is 2.
	SyncLimit int `json:"syncLimit"`
}