// builtInProviders returns cloud information for those
// providers which are built in to Juju.
func builtInProviders() map[string]jujucloud.Cloud {
builtIn := make(map[string]jujucloud.Cloud)
for _, name := range jujucloud.BuiltInProviderNames {
provider, err := environs.Provider(name)
if err != nil {
// Should never happen but it will on go 1.2
// because lxd provider is not built.
logger.Warningf("cloud %q not available on this platform", name)
continue
}
var regions []jujucloud.Region
if detector, ok := provider.(environs.CloudRegionDetector); ok {
regions, err = detector.DetectRegions()
if err != nil && !errors.IsNotFound(err) {
logger.Warningf("could not detect regions for %q: %v", name, err)
}
}
cloud := jujucloud.Cloud{
Type: name,
Regions: regions,
}
schema := provider.CredentialSchemas()
for authType := range schema {
if authType == jujucloud.EmptyAuthType {
continue
}
cloud.AuthTypes = append(cloud.AuthTypes, authType)
}
builtIn[name] = cloud
}
return builtIn
}
