syntax = "proto3";

package buildr.rpc.v1;

enum Category {
  CategoryUnknown = 0;
  CategoryTool = 1;
  CategoryTask = 2;
  CategoryBuild = 3;
  CategoryPackage = 4;
}

message ModuleReference {
  Category module_category = 1;
  string module_type = 2;
}

message ModuleSpec {

  enum ValueKind {
    ValueKindUnknown = 0;
    ValueKindAttribute = 1;
    ValueKindLabel = 2;
    ValueKindBlock = 4;
  }

  enum ValueType {
    ValueTypeUnknown = 0;
    ValueTypeSingle = 1;
    ValueTypeObject = 2;
    ValueTypeMap = 3;
    ValueTypeStringSlice = 4;
    ValueTypeIntSlice = 5;
    ValueTypeDoubleSlice = 6;
    ValueTypeBoolSlice = 7;
  }

  message Value {
    ValueType type = 1;
    ValueKind kind = 2;

    map<string, Value> complex_value = 10;

    oneof single_value {
      string string_value = 11;
      int64 int_value = 12;
      double double_value = 13;
      bool bool_value = 14;
    }
    repeated string string_values = 21;
    repeated int64 int_values = 22;
    repeated double double_values = 23;
    repeated bool bool_values = 24;
  }

  Category category = 1;
  string type = 2;
  map<string, Value> values = 3;
}

message ContainerCapabilities {
  repeated string add = 1;
  repeated string drop = 2;
}

message ContainerBindMount {
  string target = 1;
  string source = 2;
  bool read_only = 3;
}

message ContainerTmpfsMount {
  string target = 1;
  int64 size = 2;
  bool read_only = 3;
}

message ContainerVolumeMount {
  string target = 1;
  string name = 2;
  bool read_only = 3;
  bool no_copy = 4;
}

message ContainerSpec {
  string image = 1;
  string user = 2;
  bool privileged = 3;
  ContainerCapabilities capabilities = 4;
  repeated ContainerVolumeMount volume_mounts = 5;
  repeated ContainerTmpfsMount tmpfs_mounts = 6;
  repeated ContainerBindMount bind_mounts = 7;
}

message TaskSpec {
  string module_name = 1;
  ModuleSpec module_spec = 2;
  ContainerSpec container = 3;
  string output_dir = 4;
}