v1alpha1

type CassEnvVar struct {
	// Name of the environment variable. Must be a C_IDENTIFIER.
	Name string `json:"name" protobuf:"bytes,1,opt,name=name"`

	// Variable references $(VAR_NAME) are expanded
	// using the previous defined environment variables in the container and
	// any service environment variables. If a variable cannot be resolved,
	// the reference in the input string will be unchanged. The $(VAR_NAME)
	// syntax can be escaped with a double $$, ie: $$(VAR_NAME). Escaped
	// references will never be expanded, regardless of whether the variable
	// exists or not.
	// Defaults to "".
	// +optional
	Value string `json:"value,omitempty" protobuf:"bytes,2,opt,name=value"`
	// Source for the environment variable's value. Cannot be used if value is not empty.
	// +optional
	ValueFrom *CassEnvVarSource `json:"valueFrom,omitempty" protobuf:"bytes,3,opt,name=valueFrom"`
}

type CassEnvVarSource struct {
	// Selects a key of a secret in the pod's namespace
	SecretKeyRef coreV1.SecretKeySelector `json:"secretKeyRef" protobuf:"bytes,4,name=secretKeyRef"`
}

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

	Spec   CassandraSpec   `json:"spec,omitempty"`
	Status CassandraStatus `json:"status,omitempty"`
}

type CassandraList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []Cassandra `json:"items"`
}

type CassandraSpec struct {
	// The assigned datacenter name for the Cassandra cluster.
	// +optional
	Datacenter *string `json:"datacenter,omitempty"`
	Racks      []Rack  `json:"racks"`
	Pod        Pod     `json:"pod"`
	// +optional
	Snapshot *Snapshot `json:"snapshot,omitempty"`
}

type CassandraStatus struct {
}

type Pod struct {
	// The name of the Docker image used to prepare the configuration for the Cassandra node before it can be started.
	// +optional
	BootstrapperImage *string `json:"bootstrapperImage,omitempty"`

	// The Docker image to run on each Cassandra node in the cluster. It is recommended to use one of the official Cassandra images, version 3
	// +optional
	Image     *string                     `json:"image,omitempty"`
	Resources coreV1.ResourceRequirements `json:"resources"`
	// Liveness probe for the cassandra container
	// +optional
	LivenessProbe *Probe `json:"livenessProbe,omitempty"`
	// Readiness probe for the cassandra container
	// +optional
	ReadinessProbe *Probe `json:"readinessProbe,omitempty"`
	// Env variables for the cassandra container
	// +optional
	Env *[]CassEnvVar `json:"env,omitempty" patchStrategy:"merge" patchMergeKey:"name" protobuf:"bytes,7,rep,name=env"`
	// Sidecar container specification
	Sidecar *Sidecar `json:"sidecar"`
}

type Probe struct {
	// Minimum consecutive failures for the probe to be considered failed after having succeeded. Minimum value is 1.
	// +optional
	FailureThreshold *int32 `json:"failureThreshold,omitempty"`
	// Number of seconds after the container has started before probes are initiated.
	// +optional
	InitialDelaySeconds *int32 `json:"initialDelaySeconds,omitempty"`
	// How often (in seconds) to perform the probe. Minimum value is 1.
	// +optional
	PeriodSeconds *int32 `json:"periodSeconds,omitempty"`
	// Minimum consecutive successes for the probe to be considered successful after having failed.
	// +optional
	SuccessThreshold *int32 `json:"successThreshold,omitempty"`
	// Timeout for the probe.
	// +optional
	TimeoutSeconds *int32 `json:"timeoutSeconds,omitempty"`
}

type Rack struct {
	// Name of the rack.
	Name string `json:"name"`
	// Zone in which the rack resides.
	// This is set against the `failure-domain.beta.kubernetes.io/zone` value in the node affinity rule of the corresponding `StatefulSet`.
	Zone string `json:"zone"`
	// The desired number of replicas in the rack.
	Replicas int32 `json:"replicas"`
	// The rack storage options.
	Storage []Storage `json:"storage"`
}

type RetentionPolicy struct {
	// The period of time for which snapshots will be retained. Snapshots older than this period will be deleted.
	// +optional
	RetentionPeriodDays *int32 `json:"retentionPeriodDays,omitempty"`
	// Crontab expression specifying when snapshot cleanup will run.
	// It follows the cron format, see https://en.wikipedia.org/wiki/Cron
	CleanupSchedule string `json:"cleanupSchedule"`
	// Time limit for the cleanup command to run.
	// +optional
	CleanupTimeoutSeconds *int32 `json:"cleanupTimeoutSeconds,omitempty"`
	// Resource requirements for the Snapshot Cleanup Job
	Resources coreV1.ResourceRequirements `json:"resources"`
}

type Sidecar struct {
	// The Docker image for the sidecar container running on each Cassandra node to expose node status.
	// +optional
	Image *string `json:"image,omitempty"`
	// Resource requirements for the sidecar container
	Resources coreV1.ResourceRequirements `json:"resources"`
}

type Snapshot struct {
	// The name of the Docker image used to create and cleanup snapshots.
	// +optional
	Image *string `json:"image,omitempty"`
	// Crontab expression specifying when snapshots will be taken.
	// It follows the cron format, see https://en.wikipedia.org/wiki/Cron
	Schedule string `json:"schedule"`
	// List of keyspaces to snapshot. Leave empty to snapshot all keyspaces.
	// +optional
	Keyspaces []string `json:"keyspaces,omitempty"`
	// Time limit for the snapshot command to run.
	// +optional
	TimeoutSeconds *int32 `json:"timeoutSeconds,omitempty"`
	// +optional
	RetentionPolicy *RetentionPolicy `json:"retentionPolicy,omitempty"`
	// Resource requirements for the Snapshot job
	Resources coreV1.ResourceRequirements `json:"resources"`
}

type Storage struct {
	// The full path to the volume in the pod
	Path          *string `json:"path,omitempty"`
	StorageSource `json:",inline"`
}

type StorageSource struct {
	// The volume as a persistent volume of type `k8s.io/api/core/v1/PersistentVolumeClaimSpec`
	// +optional
	PersistentVolumeClaim *coreV1.PersistentVolumeClaimSpec `json:"persistentVolumeClaim,omitempty"`
	// The volume as an empty directory of type `k8s.io/api/core/v1/EmptyDirVolumeSource`
	// +optional
	EmptyDir *coreV1.EmptyDirVolumeSource `json:"emptyDir,omitempty"`
}