v1alpha2

type Agent struct {
	// Language is the language that will be instrumented.
	Language string `json:"language,omitempty"`

	// Image is a container image with Go SDK and auto-instrumentation.
	Image string `json:"image,omitempty"`

	// VolumeSizeLimit defines size limit for volume used for auto-instrumentation.
	// The default size is 200Mi.
	// +optional
	VolumeSizeLimit *resource.Quantity `json:"volumeLimitSize,omitempty"`

	// Env defines Go specific env vars. There are four layers for env vars' definitions and
	// the precedence order is: `original container env vars` > `language specific env vars` > `common env vars` > `instrument spec configs' vars`.
	// If the former var had been defined, then the other vars would be ignored.
	// +optional
	Env []corev1.EnvVar `json:"env,omitempty"`

	// Resources describes the compute resource requirements.
	// +optional
	Resources corev1.ResourceRequirements `json:"resourceRequirements,omitempty"`
}

type Exporter struct {
	// Endpoint is address of the collector with OTLP endpoint.
	// +optional
	Endpoint string `json:"endpoint,omitempty"`
}

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

	Spec   InstrumentationSpec   `json:"spec,omitempty"`
	Status InstrumentationStatus `json:"status,omitempty"`
}

type InstrumentationDefaulter struct {
}

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

type InstrumentationSpec struct {
	// Exporter defines exporter configuration.
	// +optional
	Exporter `json:"exporter,omitempty"`

	// Resource defines the configuration for the resource attributes, as defined by the OpenTelemetry specification.
	// +optional
	Resource Resource `json:"resource,omitempty"`

	// Propagators defines inter-process context propagation configuration.
	// Values in this list will be set in the OTEL_PROPAGATORS env var.
	// Enum=tracecontext;none
	// +optional
	Propagators []common.Propagator `json:"propagators,omitempty"`

	// Sampler defines sampling configuration.
	// +optional
	Sampler `json:"sampler,omitempty"`

	// PodLabelSelector defines to which pods the config should be applied.
	// +optional
	PodLabelSelector metav1.LabelSelector `json:"podLabelSelector"`

	// PodLabelSelector defines to which pods the config should be applied.
	// +optional
	NamespaceLabelSelector metav1.LabelSelector `json:"namespaceLabelSelector"`

	// LicenseKeySecret defines where to take the licenseKeySecret.
	// it should be present in the operator namespace.
	// +optional
	LicenseKeySecret string `json:"licenseKeySecret,omitempty"`

	// Agent defines configuration for agent instrumentation.
	Agent Agent `json:"agent,omitempty"`
}

type InstrumentationStatus struct {
}

type InstrumentationValidator struct {
	OperatorNamespace string
}

type Resource struct {
	// Attributes defines attributes that are added to the resource.
	// For example environment: dev
	// +optional
	Attributes map[string]string `json:"resourceAttributes,omitempty"`

	// AddK8sUIDAttributes defines whether K8s UID attributes should be collected (e.g. k8s.deployment.uid).
	// +optional
	AddK8sUIDAttributes bool `json:"addK8sUIDAttributes,omitempty"`
}

type Sampler struct {
	// Type defines sampler type.
	// The value will be set in the OTEL_TRACES_SAMPLER env var.
	// The value can be for instance parentbased_always_on, parentbased_always_off, parentbased_traceidratio...
	// +optional
	Type common.SamplerType `json:"type,omitempty"`

	// Argument defines sampler argument.
	// The value depends on the sampler type.
	// For instance for parentbased_traceidratio sampler type it is a number in range [0..1] e.g. 0.25.
	// The value will be set in the OTEL_TRACES_SAMPLER_ARG env var.
	// +optional
	Argument string `json:"argument,omitempty"`
}