func ParseOpenWhisk()

in runtimes/runtimes.go [98:162]
58 lines of code
11 McCabe index (conditional complexity)

func ParseOpenWhisk(apiHost string) (op OpenWhiskInfo, err error) {
	opURL := apiHost
	_, err = url.ParseRequestURI(opURL)
	if err != nil {
		opURL = HTTPS + opURL
	}
	req, _ := http.NewRequest("GET", opURL, nil)
	req.Header.Set(HTTP_CONTENT_TYPE_KEY, HTTP_CONTENT_TYPE_VALUE)
	tlsConfig := &tls.Config{
		InsecureSkipVerify: true,
	}

	var netTransport = &http.Transport{
		TLSClientConfig: tlsConfig,
	}

	var netClient = &http.Client{
		Timeout:   time.Second * utils.DEFAULT_HTTP_TIMEOUT,
		Transport: netTransport,
	}

	res, err := netClient.Do(req)
	if err != nil {
		// TODO() create an error
		errString := wski18n.T(wski18n.ID_ERR_RUNTIMES_GET_X_err_X,
			map[string]interface{}{"err": err.Error()})
		whisk.Debug(whisk.DbgWarn, errString)
		if utils.Flags.Strict {
			errMessage := wski18n.T(wski18n.ID_ERR_RUNTIME_PARSER_ERROR,
				map[string]interface{}{wski18n.KEY_ERR: err.Error()})
			err = wskderrors.NewRuntimeParserError(errMessage)
			return
		}
	}

	if res != nil {
		defer res.Body.Close()
	}

	// Local openwhisk deployment sometimes only returns "application/json" as the content type
	if err != nil || !strings.Contains(HTTP_CONTENT_TYPE_VALUE, res.Header.Get(HTTP_CONTENT_TYPE_KEY)) {
		stdout := wski18n.T(wski18n.ID_MSG_UNMARSHAL_LOCAL)
		wskprint.PrintOpenWhiskVerbose(utils.Flags.Verbose, stdout)
		err = json.Unmarshal(RUNTIME_DETAILS, &op)
		if err != nil {
			errMessage := wski18n.T(wski18n.ID_ERR_RUNTIME_PARSER_ERROR,
				map[string]interface{}{wski18n.KEY_ERR: err.Error()})
			err = wskderrors.NewRuntimeParserError(errMessage)
		}
	} else {
		b, _ := ioutil.ReadAll(res.Body)
		if b != nil && len(b) > 0 {
			stdout := wski18n.T(wski18n.ID_MSG_UNMARSHAL_NETWORK_X_url_X,
				map[string]interface{}{"url": opURL})
			wskprint.PrintOpenWhiskVerbose(utils.Flags.Verbose, stdout)
			err = json.Unmarshal(b, &op)
			if err != nil {
				errMessage := wski18n.T(wski18n.ID_ERR_RUNTIME_PARSER_ERROR,
					map[string]interface{}{wski18n.KEY_ERR: err.Error()})
				err = wskderrors.NewRuntimeParserError(errMessage)
			}
		}
	}
	return
}