Github user Graeme-Miller commented on a diff in the pull request:

    https://github.com/apache/brooklyn-client/pull/42#discussion_r118458597
  
    --- Diff: cli/io/config.go ---
    @@ -70,3 +98,111 @@ func (config *Config) Read() {
        dec := json.NewDecoder(fileToRead)
        dec.Decode(&config.Map)
     }
    +
    +
    +// getCredentials reads credentials from .brooklyn_cli data formatted for 
versions > 0.11.0
    +// Note that the password is base64 encoded to avoid json formatting 
problems
    +//{
    +//  "credentials": {
    +//      "password": "cGFzc3dvcmQ=",
    +//      "username": "geoff"
    +//  },
    +//  "skipSslChecks": false,
    +//  "target": "http://geoffs-macbook-pro.local:8081";
    +//}
    +func (config *Config) getCredentials(target string) (username string, 
password string, err error) {
    +   credentials, found := config.Map[credentialsKey].(string)
    +   if !found {
    +           err = errors.New("No credentials found for " + target)
    +           return
    +   }
    +
    +   if decoded, errd := base64.StdEncoding.DecodeString(credentials); errd 
!= nil {
    +           err = errors.New("Could not decode credentials for " + target)
    +           return
    +   } else {
    +           userAndPassword := strings.SplitN(string(decoded), ":", 2)
    +           if len(userAndPassword) != 2 {
    --- End diff --
    
    It is possible for a brooklyn user to have a ':' in there password.
    If that is the case then they will not be able to use the BR command as we 
will fail at this line.
    I suggest encoding/decoding username and password separately


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