func probeHgUrl(schemes []string, host, path string, insecure bool) (string, error) {
for _, scheme := range schemes {
switch scheme {
case "https":
url := scheme + "://" + host + "/" + path
if _, err := run("hg", "identify", url); err == nil {
return url, nil
}
case "http", "git":
url := scheme + "://" + host + "/" + path
if !insecure {
gb.Infof("skipping insecure protocol: %v", url)
} else {
if _, err := run("hg", "identify", url); err == nil {
return url, nil
}
}
}
}
return "", fmt.Errorf("unable to determine remote protocol")
}
func fetchMetadata(scheme, path string, insecure bool) (io.ReadCloser, error) {
url := fmt.Sprintf("%s://%s?go-get=1", scheme, path)
switch scheme {
case "https":
resp, err := http.Get(url)
if err == nil {
return resp.Body, nil
}
case "http":
if !insecure {
gb.Infof("skipping insecure protocol: %v", url)
} else {
resp, err := http.Get(url)
if err == nil {
return resp.Body, nil
}
}
}
return nil, fmt.Errorf("unknown remote protocol scheme: %q", scheme)
}