Beispiel #1
0
// ReadSettings returns the local settings of each given set of
// relation/unit.
func (u *UniterAPIV3) ReadSettings(args params.RelationUnits) (params.SettingsResults, error) {
	result := params.SettingsResults{
		Results: make([]params.SettingsResult, len(args.RelationUnits)),
	}
	canAccess, err := u.accessUnit()
	if err != nil {
		return params.SettingsResults{}, err
	}
	for i, arg := range args.RelationUnits {
		unit, err := names.ParseUnitTag(arg.Unit)
		if err != nil {
			result.Results[i].Error = common.ServerError(common.ErrPerm)
			continue
		}
		relUnit, err := u.getRelationUnit(canAccess, arg.Relation, unit)
		if err == nil {
			var settings *state.Settings
			settings, err = relUnit.Settings()
			if err == nil {
				result.Results[i].Settings, err = convertRelationSettings(settings.Map())
			}
		}
		result.Results[i].Error = common.ServerError(err)
	}
	return result, nil
}
Beispiel #2
0
// UpdateSettings persists all changes made to the local settings of
// all given pairs of relation and unit. Keys with empty values are
// considered a signal to delete these values.
func (u *UniterAPIV3) UpdateSettings(args params.RelationUnitsSettings) (params.ErrorResults, error) {
	result := params.ErrorResults{
		Results: make([]params.ErrorResult, len(args.RelationUnits)),
	}
	canAccess, err := u.accessUnit()
	if err != nil {
		return params.ErrorResults{}, err
	}
	for i, arg := range args.RelationUnits {
		unit, err := names.ParseUnitTag(arg.Unit)
		if err != nil {
			result.Results[i].Error = common.ServerError(common.ErrPerm)
			continue
		}
		relUnit, err := u.getRelationUnit(canAccess, arg.Relation, unit)
		if err == nil {
			var settings *state.Settings
			settings, err = relUnit.Settings()
			if err == nil {
				for k, v := range arg.Settings {
					if v == "" {
						settings.Delete(k)
					} else {
						settings.Set(k, v)
					}
				}
				_, err = settings.Write()
			}
		}
		result.Results[i].Error = common.ServerError(err)
	}
	return result, nil
}