Example #1
0
func getUsedCharms(model description.Model) set.Strings {
	result := set.NewStrings()
	for _, service := range model.Services() {
		result.Add(service.CharmURL())
	}
	return result
}
Example #2
0
func getUsedToolsVersions(model description.Model) map[version.Binary]bool {
	// Iterate through the model for all tools, and make a map of them.
	usedVersions := make(map[version.Binary]bool)
	// It is most likely that the preconditions will limit the number of
	// tools versions in use, but that is not depended on here.
	for _, machine := range model.Machines() {
		addToolsVersionForMachine(machine, usedVersions)
	}

	for _, service := range model.Services() {
		for _, unit := range service.Units() {
			tools := unit.Tools()
			usedVersions[tools.Version()] = true
		}
	}
	return usedVersions
}