docker/swarmkit

package agent

import (
    "errors"
)

var (
    // ErrClosed is returned when an operation fails because the resource is closed.
    ErrClosed = errors.New("agent: closed")

    errNodeNotRegistered = errors.New("node not registered")

    errAgentStarted    = errors.New("agent: already started")
    errAgentNotStarted = errors.New("agent: not started")

    errTaskUnknown = errors.New("agent: task unknown")
)