func updateTokenFunction()

in util/token.go [151:183]
33 lines of code
8 McCabe index (conditional complexity)

func updateTokenFunction(configFilePath string) (accessKeyID, accessKeySecret, securityToken string, expireTime time.Time, err error) {
	if configFilePath != "" {
		accessKeyID, accessKeySecret, securityToken, expireTime, err = getAKFromLocalFile(configFilePath)
		if err != errNoFile {
			return accessKeyID, accessKeySecret, securityToken, expireTime, err
		}
	}
	var tokenResultBuffer []byte
	for tryTime := 0; tryTime < 3; tryTime++ {
		tokenResultBuffer, err = getToken()
		if err != nil {
			continue
		}
		var tokenResult SecurityTokenResult
		err = json.Unmarshal(tokenResultBuffer, &tokenResult)
		if err != nil {
			continue
		}
		if strings.ToLower(tokenResult.Code) != "success" {
			tokenResult.AccessKeySecret = "x"
			tokenResult.SecurityToken = "x"
			continue
		}
		expireTime, err := time.Parse(expirationTimeFormat, tokenResult.Expiration)
		if err != nil {
			tokenResult.AccessKeySecret = "x"
			tokenResult.SecurityToken = "x"
			continue
		}
		return tokenResult.AccessKeyId, tokenResult.AccessKeySecret, tokenResult.SecurityToken, expireTime, nil
	}
	return accessKeyID, accessKeySecret, securityToken, expireTime, err
}