// getOAuthClient returns an oauth client (either from cached credentials or
// via an authentication flow) or nil depending on whether doOauth is false.
func getOAuthClient(doOauth bool, cacheFilePath string) *http.Client {
if doOauth {
config := auth.DefaultOAuthConfig(cacheFilePath)
client, err := auth.RunFlow(config)
if err != nil {
glog.Fatalf("Failed to auth: %s", err)
}
return client
}
return nil
}
// getClient returns an authorized storage.Service and the
// corresponding http.Client; if anything goes wrong, it logs a fatal
// error.
func getClient() (storageClient, error) {
var client *http.Client
var err error
if *local {
client, err = auth.RunFlow(auth.OAuthConfig(*oauthCacheFile, auth.SCOPE_FULL_CONTROL))
// TODO(stephana): Replace auth.RunFlow with auth.NewClient
// client, err = auth.NewClient(true, *oauthCacheFile, auth.SCOPE_FULL_CONTROL, auth.SCOPE_GCE)
} else {
client = auth.GCEServiceAccountClient(&http.Transport{Dial: util.DialTimeout})
}
if err != nil {
return storageClient{}, err
}
gsService, err := storage.New(client)
if err != nil {
return storageClient{}, err
}
return storageClient{httpClient: client, storageService: gsService}, nil
}
// NewGMail returns a new GMail object which is authorized to send email.
func NewGMail(clientId, clientSecret, tokenCacheFile string) (*GMail, error) {
config := oauth.Config{
ClientId: clientId,
ClientSecret: clientSecret,
Scope: gmail.GmailComposeScope,
AuthURL: "https://accounts.google.com/o/oauth2/auth",
TokenURL: "https://accounts.google.com/o/oauth2/token",
TokenCache: oauth.CacheFile(tokenCacheFile),
RedirectURL: "urn:ietf:wg:oauth:2.0:oob",
AccessType: "offline",
}
client, err := auth.RunFlow(&config)
if err != nil {
return nil, err
}
service, err := gmail.New(client)
if err != nil {
return nil, err
}
return &GMail{
service: service,
}, nil
}