syntax = "proto3";

option go_package = "github.com/opencord/device-management-interface/v3/go/dmi";
package dmi;

import "google/protobuf/timestamp.proto";

// The model used to represent a HW is based on RFC8348 (https://tools.ietf.org/html/rfc8348)

message Uuid {
    string uuid = 1;
}

message HardwareID {
    Uuid uuid = 1;
}

message Uri {
    string uri = 1;
}

enum ComponentType {
    COMPONENT_TYPE_UNDEFINED = 0;
    COMPONENT_TYPE_UNKNOWN = 1;
    COMPONENT_TYPE_CHASSIS = 2;
    COMPONENT_TYPE_BACKPLANE = 3;
    COMPONENT_TYPE_CONTAINER = 4;
    COMPONENT_TYPE_POWER_SUPPLY = 5;
    COMPONENT_TYPE_FAN = 6;
    COMPONENT_TYPE_SENSOR = 7;
    COMPONENT_TYPE_MODULE = 8;
    COMPONENT_TYPE_PORT = 9;
    COMPONENT_TYPE_CPU = 10;
    COMPONENT_TYPE_BATTERY = 11;
    COMPONENT_TYPE_STORAGE = 12;
    COMPONENT_TYPE_MEMORY = 13;
    COMPONENT_TYPE_TRANSCEIVER = 14;
}

enum ComponentAdminState {
    COMP_ADMIN_STATE_UNDEFINED = 0;
    COMP_ADMIN_STATE_UNKNOWN = 1;
    COMP_ADMIN_STATE_LOCKED = 2;
    COMP_ADMIN_STATE_SHUTTING_DOWN = 3;
    COMP_ADMIN_STATE_UNLOCKED = 4;
}

enum ComponentOperState {
    COMP_OPER_STATE_UNDEFINED = 0;
    COMP_OPER_STATE_UNKNOWN = 1;
    COMP_OPER_STATE_DISABLED = 2;
    COMP_OPER_STATE_ENABLED = 3;
    COMP_OPER_STATE_TESTING = 4;
}

enum ComponentUsageState {
    COMP_USAGE_STATE_UNDEFINED = 0;
    COMP_USAGE_STATE_UNKNOWN = 1;
    COMP_USAGE_STATE_IDLE = 2;
    COMP_USAGE_STATE_ACTIVE = 3;
    COMP_USAGE_STATE_BUSY = 4;
}

enum ComponentAlarmState {
    COMP_ALARM_STATE_UNDEFINED = 0;
    COMP_ALARM_STATE_UNKNOWN = 1;
    COMP_ALARM_STATE_UNDER_REPAIR= 2;
    COMP_ALARM_STATE_CRITICAL = 3;
    COMP_ALARM_STATE_MAJOR = 4;
    COMP_ALARM_STATE_MINOR = 5;
    COMP_ALARM_STATE_WARNING = 6;
    COMP_ALARM_STATE_INTERMEDIATE = 7;
}

enum ComponentStandbyState {
    COMP_STANDBY_STATE_UNDEFINED = 0;
    COMP_STANDBY_STATE_UNKNOWN = 1;
    COMP_STANDBY_STATE_HOT = 2;
    COMP_STANDBY_STATE_COLD = 3;
    COMP_STANDBY_STATE_PROVIDING_SERVICE = 4;
}

message ComponentState {
    google.protobuf.Timestamp state_last_changed = 1;
    ComponentAdminState admin_state = 2;
    ComponentOperState oper_state = 3;
    ComponentUsageState usage_state = 4;
    ComponentAlarmState alarm_state = 5;
    ComponentStandbyState standby_state = 6;
}

enum SensorValueType {
    SENSOR_VALUE_TYPE_UNDEFINED = 0;
    SENSOR_VALUE_TYPE_OTHER = 1;
    SENSOR_VALUE_TYPE_UNKNOWN = 2;
    SENSOR_VALUE_TYPE_VOLTS_AC = 3;
    SENSOR_VALUE_TYPE_VOLTS_DC = 4;
    SENSOR_VALUE_TYPE_AMPERES = 5;
    SENSOR_VALUE_TYPE_WATTS = 6;
    SENSOR_VALUE_TYPE_HERTZ = 7;
    SENSOR_VALUE_TYPE_CELSIUS = 8;
    SENSOR_VALUE_TYPE_PERCENT_RH = 9;
    SENSOR_VALUE_TYPE_RPM = 10;
    SENSOR_VALUE_TYPE_CMM = 11;
    SENSOR_VALUE_TYPE_TRUTH_VALUE = 12;
}

enum SensorValueScale {
    SENSOR_VALUE_SCALE_UNDEFINED = 0;
    SENSOR_VALUE_SCALE_YOCTO = 1;
    SENSOR_VALUE_SCALE_ZEPTO = 2;
    SENSOR_VALUE_SCALE_ATTO = 3;
    SENSOR_VALUE_SCALE_FEMTO = 4;
    SENSOR_VALUE_SCALE_PICO = 5;
    SENSOR_VALUE_SCALE_NANO = 6;
    SENSOR_VALUE_SCALE_MICRO = 7;
    SENSOR_VALUE_SCALE_MILLI = 8;
    SENSOR_VALUE_SCALE_UNITS = 9;
    SENSOR_VALUE_SCALE_KILO = 10;
    SENSOR_VALUE_SCALE_MEGA = 11;
    SENSOR_VALUE_SCALE_GIGA = 12;
    SENSOR_VALUE_SCALE_TERA = 13;
    SENSOR_VALUE_SCALE_PETA = 14;
    SENSOR_VALUE_SCALE_EXA = 15;
    SENSOR_VALUE_SCALE_ZETTA = 16;
    SENSOR_VALUE_SCALE_YOTTA =17;
}

enum SensorStatus {
    SENSOR_STATUS_UNDEFINED = 0;
    SENSOR_STATUS_OK = 1;
    SENSOR_STATUS_UNAVAILABLE = 2;
    SENSOR_STATUS_NONOPERATIONAL = 3;
}

message ComponentSensorData {
    int32 value = 1;
    SensorValueType type = 2;
    SensorValueScale scale = 3;
    int32 precision = 4;
    SensorStatus status = 5;
    string units_display = 6;
    google.protobuf.Timestamp timestamp = 7;
    uint32 value_update_rate = 8;
    // data_type can be of the string representation of MetricNames or something else as well
    string data_type = 9;
}

message Component {
    // The name of a component uniquely identifies an component within the Hardware
    string name = 1;
    ComponentType class = 2;
    string description = 3;
    // The name of the parent of this component, empty "" in case of the root component
    string parent = 4;
    int32 parent_rel_pos = 5;
    repeated Component children = 6;
    string hardware_rev = 7;
    string firmware_rev = 8;
    string software_rev = 9;
    string serial_num = 10;
    string mfg_name = 11;
    string model_name = 12;
    string alias = 13;
    string asset_id = 14;
    bool is_fru = 15;
    google.protobuf.Timestamp mfg_date = 16;
    Uri uri = 17;
    // The uuid of the component uniquely identifies the component across the entire system
    Uuid uuid= 18;
    ComponentState state = 19;
    repeated ComponentSensorData sensor_data = 20;
}

message Hardware {
    google.protobuf.Timestamp last_change = 1;
    // Each HW has one parent/root and all other components are children of this
    // The class of the root component would be set as UNDEFINED
    Component root = 2;
    // TODO: Authetication?
}

// The attributes of a component which are modifiable from the client side
message ModifiableComponent {
    // The name has to be unique for each component within the hardware and implementations need to
    // ascertain this when modifying the name
    string name = 1;
    ComponentType class = 2;
    Component parent = 3;
    int32 parent_rel_pos = 4;
    string alias = 5;
    string asset_id = 6;
    Uri uri = 7;
    ComponentAdminState admin_state = 8;
}