// AuthToken returns a service principal token, suitable for authorizing
// Resource Manager API requests, based on the supplied CloudSpec.
func AuthToken(cloud environs.CloudSpec, sender autorest.Sender) (*azure.ServicePrincipalToken, error) {
if authType := cloud.Credential.AuthType(); authType != clientCredentialsAuthType {
// We currently only support a single auth-type for
// non-interactive authentication. Interactive auth
// is used only to generate a service-principal.
return nil, errors.NotSupportedf("auth-type %q", authType)
}
credAttrs := cloud.Credential.Attributes()
subscriptionId := credAttrs[credAttrSubscriptionId]
appId := credAttrs[credAttrAppId]
appPassword := credAttrs[credAttrAppPassword]
client := subscriptions.Client{subscriptions.NewWithBaseURI(cloud.Endpoint)}
client.Sender = sender
oauthConfig, _, err := azureauth.OAuthConfig(client, cloud.Endpoint, subscriptionId)
if err != nil {
return nil, errors.Trace(err)
}
resource := azureauth.TokenResource(cloud.Endpoint)
token, err := azure.NewServicePrincipalToken(
*oauthConfig,
appId,
appPassword,
resource,
)
if err != nil {
return nil, errors.Annotate(err, "constructing service principal token")
}
if sender != nil {
token.SetSender(sender)
}
return token, nil
}
func (s *OAuthConfigSuite) TestOAuthConfig(c *gc.C) {
client := subscriptions.Client{subscriptions.NewWithBaseURI("https://testing.invalid")}
client.Sender = oauthConfigSender()
cfg, tenantId, err := azureauth.OAuthConfig(client, "https://testing.invalid", "subscription-id")
c.Assert(err, jc.ErrorIsNil)
c.Assert(tenantId, gc.Equals, fakeTenantId)
baseURL := url.URL{
Scheme: "https",
Host: "testing.invalid",
RawQuery: "api-version=1.0",
}
expectedCfg := &azure.OAuthConfig{
AuthorizeEndpoint: baseURL,
TokenEndpoint: baseURL,
DeviceCodeEndpoint: baseURL,
}
expectedCfg.AuthorizeEndpoint.Path = "/11111111-1111-1111-1111-111111111111/oauth2/authorize"
expectedCfg.TokenEndpoint.Path = "/11111111-1111-1111-1111-111111111111/oauth2/token"
expectedCfg.DeviceCodeEndpoint.Path = "/11111111-1111-1111-1111-111111111111/oauth2/devicecode"
c.Assert(cfg, jc.DeepEquals, expectedCfg)
}