Method GetAllDependencies

agent/unit/manager.go:242–271

GetAllDependencies returns all dependencies for a unit, both satisfied and unsatisfied.

(unit ID)

// GetAllDependencies returns all dependencies for a unit, both satisfied and unsatisfied.
func (m *Manager) GetAllDependencies(unit ID) ([]Dependency, error) {
	m.mu.RLock()
	defer m.mu.RUnlock()

	if unit == "" {
		return nil, xerrors.Errorf("unit ID cannot be empty: %w", ErrUnitIDRequired)
	}

	if !m.registered(unit) {
		return nil, xerrors.Errorf("checking registration for unit %q: %w", unit, ErrUnitNotFound)
	}

	dependencies := m.graph.GetForwardAdjacentVertices(unit)

	var allDependencies []Dependency

	for _, dependency := range dependencies {
		dependsOnUnit := m.units[dependency.To]
		requiredStatus := dependency.Edge
		allDependencies = append(allDependencies, Dependency{
			Unit:           unit,
			DependsOn:      dependency.To,
			RequiredStatus: requiredStatus,
			CurrentStatus:  dependsOnUnit.status,
			IsSatisfied:    dependsOnUnit.status == requiredStatus,
		})
	}

	return allDependencies, nil
}

// GetUnmetDependencies returns a list of unsatisfied dependencies for a unit.
func (m *Manager) GetUnmetDependencies(unit ID) ([]Dependency, error) {