featurebase/dax/models/worker.go
2023-04-07 18:08:15 -05:00

79 lines
2.7 KiB
Go

package models
import (
"encoding/json"
"time"
"github.com/featurebasedb/featurebase/v3/dax"
"github.com/featurebasedb/featurebase/v3/errors"
"github.com/gobuffalo/pop/v6"
"github.com/gobuffalo/validate/v3"
"github.com/gobuffalo/validate/v3/validators"
"github.com/gofrs/uuid"
)
// Worker is a node plus a role that gets assigned to a database and
// can be assigned jobs for that database.
type Worker struct {
ID uuid.UUID `json:"id" db:"id"`
Address dax.Address `json:"address" db:"address"`
ServiceID dax.WorkerServiceID `json:"service_id" db:"service_id"`
Jobs Jobs `json:"jobs" has_many:"jobs" order_by:"name asc"`
RoleCompute bool `json:"role_compute" db:"role_compute"`
RoleTranslate bool `json:"role_translate" db:"role_translate"`
RoleQuery bool `json:"role_query" db:"role_query"`
CreatedAt time.Time `json:"created_at" db:"created_at"`
UpdatedAt time.Time `json:"updated_at" db:"updated_at"`
}
// String is not required by pop and may be deleted
func (t *Worker) String() string {
jt, _ := json.MarshalIndent(t, " ", " ") //nolint:errchkjson
return string(jt)
}
// SetRole applies a dax.RoleType to one of the boolean fields on the Worker
// model. It returns an error if the model does not support that role type.
func (t *Worker) SetRole(role dax.RoleType) error {
switch role {
case dax.RoleTypeCompute:
t.RoleCompute = true
case dax.RoleTypeTranslate:
t.RoleTranslate = true
case dax.RoleTypeQuery:
t.RoleQuery = true
default:
errors.Errorf("invalid role type for worker: %s", role)
}
return nil
}
// Workers is not required by pop and may be deleted
type Workers []Worker
// String is not required by pop and may be deleted
func (t Workers) String() string {
jt, _ := json.MarshalIndent(t, " ", " ") //nolint:errchkjson
return string(jt)
}
// Validate gets run every time you call a "pop.Validate*" (pop.ValidateAndSave, pop.ValidateAndCreate, pop.ValidateAndUpdate) method.
// This method is not required and may be deleted.
func (t *Worker) Validate(tx *pop.Connection) (*validate.Errors, error) {
return validate.Validate(
&validators.StringIsPresent{Field: string(t.Address), Name: "Address"},
), nil
}
// ValidateCreate gets run every time you call "pop.ValidateAndCreate" method.
// This method is not required and may be deleted.
func (t *Worker) ValidateCreate(tx *pop.Connection) (*validate.Errors, error) {
return validate.NewErrors(), nil
}
// ValidateUpdate gets run every time you call "pop.ValidateAndUpdate" method.
// This method is not required and may be deleted.
func (t *Worker) ValidateUpdate(tx *pop.Connection) (*validate.Errors, error) {
return validate.NewErrors(), nil
}