func getServiceAccountClient(keyJsonfilePath string) (*http.Client, error) {
data, err := ioutil.ReadFile(os.ExpandEnv(keyJsonfilePath))
if err != nil {
return nil, errors.Wrap(err, "error opening credentials file")
}
conf, err := google.JWTConfigFromJSON(data, storageConfig.Scopes...)
if err != nil {
return nil, errors.Wrap(err, "error processing credentials")
}
ctxWithSpecialClient := oauthutil.Context()
return oauth2.NewClient(ctxWithSpecialClient, conf.TokenSource(ctxWithSpecialClient)), nil
}
// NewFs contstructs an Fs from the path, container:path
func NewFs(name, root string) (fs.Fs, error) {
if uploadChunkSize > maxUploadChunkSize {
return nil, fmt.Errorf("Chunk size too big, must be < %v", maxUploadChunkSize)
}
db, err := newDropbox(name)
if err != nil {
return nil, err
}
f := &Fs{
name: name,
db: db,
}
f.setRoot(root)
// Read the token from the config file
token := fs.ConfigFile.MustValue(name, "token")
// Set our custom context which enables our custom transport for timeouts etc
db.SetContext(oauthutil.Context())
// Authorize the client
db.SetAccessToken(token)
// See if the root is actually an object
entry, err := f.db.Metadata(f.slashRoot, false, false, "", "", metadataLimit)
if err == nil && !entry.IsDir {
remote := path.Base(f.root)
newRoot := path.Dir(f.root)
if newRoot == "." {
newRoot = ""
}
f.setRoot(newRoot)
obj := f.NewFsObject(remote)
// return a Fs Limited to this object
return fs.NewLimited(f, obj), nil
}
return f, nil
}
// NewFs contstructs an Fs from the path, container:path
func NewFs(name, root string) (fs.Fs, error) {
if uploadChunkSize > maxUploadChunkSize {
return nil, errors.Errorf("chunk size too big, must be < %v", maxUploadChunkSize)
}
db, err := newDropbox(name)
if err != nil {
return nil, err
}
f := &Fs{
name: name,
db: db,
}
f.features = (&fs.Features{CaseInsensitive: true, ReadMimeType: true}).Fill(f)
f.setRoot(root)
// Read the token from the config file
token := fs.ConfigFileGet(name, "token")
// Set our custom context which enables our custom transport for timeouts etc
db.SetContext(oauthutil.Context())
// Authorize the client
db.SetAccessToken(token)
// See if the root is actually an object
entry, err := f.db.Metadata(f.slashRoot, false, false, "", "", metadataLimit)
if err == nil && !entry.IsDir {
newRoot := path.Dir(f.root)
if newRoot == "." {
newRoot = ""
}
f.setRoot(newRoot)
// return an error with an fs which points to the parent
return f, fs.ErrorIsFile
}
return f, nil
}