syntax = "proto3";

package yandex.cloud.compute.v1;

import "google/protobuf/timestamp.proto";

option go_package = "github.com/yandex-cloud/go-genproto/yandex/cloud/compute/v1;compute";
option java_package = "yandex.cloud.api.compute.v1";

// An Instance resource. For more information, see [Instances](/docs/compute/concepts/vm).
message Instance {
  enum Status {
    STATUS_UNSPECIFIED = 0;

    // Instance is waiting for resources to be allocated.
    PROVISIONING = 1;

    // Instance is running normally.
    RUNNING = 2;

    // Instance is being stopped.
    STOPPING = 3;

    // Instance stopped.
    STOPPED = 4;

    // Instance is being started.
    STARTING = 5;

    // Instance is being restarted.
    RESTARTING = 6;

    // Instance is being updated.
    UPDATING = 7;

    // Instance encountered a problem and cannot operate.
    ERROR = 8;

    // Instance crashed and will be restarted automatically.
    CRASHED = 9;

    // Instance is being deleted.
    DELETING = 10;
  }

  // ID of the instance.
  string id = 1;

  // ID of the folder that the instance belongs to.
  string folder_id = 2;

  google.protobuf.Timestamp created_at = 3;

  // Name of the instance. 1-63 characters long.
  string name = 4;

  // Description of the instance. 0-256 characters long.
  string description = 5;

  // Resource labels as `key:value` pairs. Maximum of 64 per resource.
  map<string, string> labels = 6;

  // ID of the availability zone where the instance resides.
  string zone_id = 7;

  // ID of the hardware platform configuration for the instance.
  string platform_id = 8;

  // Computing resources of the instance such as the amount of memory and number of cores.
  Resources resources = 9;

  // Status of the instance.
  Status status = 10;

  // The metadata `key:value` pairs assigned to this instance. This includes custom metadata and predefined keys.
  //
  // For example, you may use the metadata in order to provide your public SSH key to the instance.
  // For more information, see [Metadata](/docs/compute/concepts/vm-metadata).
  map<string, string> metadata = 11;

  // Boot disk that is attached to the instance.
  AttachedDisk boot_disk = 12;

  // Array of secondary disks that are attached to the instance.
  repeated AttachedDisk secondary_disks = 13;

  // Array of network interfaces that are attached to the instance.
  repeated NetworkInterface network_interfaces = 14;

  // A domain name of the instance. FQDN is defined by the server
  // in the format `<hostname>.<region_id>.internal` when the instance is created.
  // If the hostname were not specified when the instance was created, FQDN would be `<id>.auto.internal`.
  string fqdn = 16; // output only

  // Scheduling policy configuration.
  SchedulingPolicy scheduling_policy = 17;

  // ID of the service account to use for [authentication inside the instance](/docs/compute/operations/vm-connect/auth-inside-vm).
  // To get the service account ID, use a [yandex.cloud.iam.v1.ServiceAccountService.List] request.
  string service_account_id = 18;

  // Network Settings
  NetworkSettings network_settings = 19;

  // Placement policy configuration.
  PlacementPolicy placement_policy = 20;
}

message Resources {
  // The amount of memory available to the instance, specified in bytes.
  int64 memory = 1;

  // The number of cores available to the instance.
  int64 cores = 2;

  // Baseline level of CPU performance with the ability to burst performance above that baseline level.
  // This field sets baseline performance for each core.
  int64 core_fraction = 3;

  // The number of GPUs available to the instance.
  int64 gpus = 4;
}

message AttachedDisk {
  enum Mode {
    MODE_UNSPECIFIED = 0;

    // Read-only access.
    READ_ONLY = 1;

    // Read/Write access.
    READ_WRITE = 2;
  }

  // Access mode to the Disk resource.
  Mode mode = 1;

  // Serial number that is reflected into the /dev/disk/by-id/ tree
  // of a Linux operating system running within the instance.
  //
  // This value can be used to reference the device for mounting, resizing, and so on, from within the instance.
  string device_name = 2;

  // Specifies whether the disk will be auto-deleted when the instance is deleted.
  bool auto_delete = 3;

  // ID of the disk that is attached to the instance.
  string disk_id = 4;
}

message NetworkInterface {
  // The index of the network interface, generated by the server, 0,1,2... etc.
  // Currently only one network interface is supported per instance.
  string index = 1;

  // MAC address that is assigned to the network interface.
  string mac_address = 2;

  // ID of the subnet.
  string subnet_id = 3;

  // Primary IPv4 address that is assigned to the instance for this network interface.
  PrimaryAddress primary_v4_address = 4;

  // Primary IPv6 address that is assigned to the instance for this network interface. IPv6 not available yet.
  PrimaryAddress primary_v6_address = 5;

  // ID's of security groups attached to the interface
  repeated string security_group_ids = 6;
}

message PrimaryAddress {
  // An IPv4 internal network address that is assigned to the instance for this network interface.
  string address = 1;

  // One-to-one NAT configuration. If missing, NAT has not been set up.
  OneToOneNat one_to_one_nat = 2;

  // Internal DNS configuration
  repeated DnsRecord dns_records = 3;
}

message OneToOneNat {
  // An external IP address associated with this instance.
  string address = 1;

  // IP version for the external IP address.
  IpVersion ip_version = 2;

  // External DNS configuration
  repeated DnsRecord dns_records = 3;
}

message DnsRecord {
  // Name of the A/AAAA record as specified when creating the instance.
  // Note that if `fqdn' has no trailing '.', it is specified relative to the zone (@see dns_zone_id).
  string fqdn = 1;

  // DNS zone id for the record (optional, if not set, some private zone is used).
  string dns_zone_id = 2;

  // DNS record ttl (optional, if not set, a reasonable default is used.)
  int64 ttl = 3;

  // When true, indicates there is a corresponding auto-created PTR DNS record.
  bool ptr = 4;
}

enum IpVersion {
  IP_VERSION_UNSPECIFIED = 0;

  // IPv4 address, for example 192.0.2.235.
  IPV4 = 1;

  // IPv6 address. Not available yet.
  IPV6 = 2;
}

message SchedulingPolicy {
  // True for short-lived compute instances. For more information, see [Preemptible VMs](/docs/compute/concepts/preemptible-vm).
  bool preemptible = 1;
}

message NetworkSettings {
  enum Type {
    TYPE_UNSPECIFIED = 0;

    // Standard network.
    STANDARD = 1;

    // Software accelerated network.
    SOFTWARE_ACCELERATED = 2;

    // Hardware accelerated network (not available yet, reserved for future use).
    HARDWARE_ACCELERATED = 3;
  }

  // Network Type
  Type type = 1;
}

message PlacementPolicy {
  // Affinitity definition
  message HostAffinityRule {
    enum Operator {
      OPERATOR_UNSPECIFIED = 0;
      IN = 1;
      NOT_IN = 2;
    }

    // Affinity label or one of reserved values - 'yc.hostId', 'yc.hostGroupId'
    string key = 1;
    // Include or exclude action
    Operator op = 2;
    // Affinity value or host ID or host group ID
    repeated string values = 3;
  }

  // Placement group ID.
  string placement_group_id = 1;

  // List of affinity rules. Scheduler will attempt to allocate instances according to order of rules.
  repeated HostAffinityRule host_affinity_rules = 2;
}