func newOpenstackStorageAdapter(environConfig *config.Config) (openstackStorage, error) {
ecfg, err := providerInstance.newConfig(environConfig)
if err != nil {
return nil, errors.Trace(err)
}
client, err := authClient(ecfg)
if err != nil {
return nil, errors.Trace(err)
} else if err := client.Authenticate(); err != nil {
return nil, errors.Trace(err)
}
endpointUrl, err := getVolumeEndpointURL(client, ecfg.region())
if err != nil {
if errors.IsNotFound(err) {
return nil, errors.NewNotSupported(err, "volumes not supported")
}
return nil, errors.Annotate(err, "getting volume endpoint")
}
return &openstackStorageAdapter{
cinderClient{cinder.Basic(endpointUrl, client.TenantId(), client.Token)},
novaClient{nova.New(client)},
}, nil
}
func (e *Environ) SetConfig(cfg *config.Config) error {
ecfg, err := providerInstance.newConfig(cfg)
if err != nil {
return err
}
// At this point, the authentication method config value has been validated so we extract it's value here
// to avoid having to validate again each time when creating the OpenStack client.
e.ecfgMutex.Lock()
defer e.ecfgMutex.Unlock()
e.ecfgUnlocked = ecfg
e.client = authClient(ecfg)
e.novaUnlocked = nova.New(e.client)
return nil
}
func newOpenstackStorageAdapter(environConfig *config.Config) (openstackStorage, error) {
ecfg, err := providerInstance.newConfig(environConfig)
if err != nil {
return nil, errors.Trace(err)
}
authClient := authClient(ecfg)
if err := authClient.Authenticate(); err != nil {
return nil, errors.Trace(err)
}
endpoint := authClient.EndpointsForRegion(ecfg.region())["volume"]
endpointUrl, err := url.Parse(endpoint)
if err != nil {
return nil, errors.Annotate(err, "error parsing endpoint")
}
return &openstackStorageAdapter{
cinderClient{cinder.Basic(endpointUrl, authClient.TenantId(), authClient.Token)},
novaClient{nova.New(authClient)},
}, nil
}