private String authorize() {
try {
OkHttpClient.Builder builder = client.newBuilder();
builder.interceptors().remove(this);
OkHttpClient clone = builder.build();
String credential = Credentials.basic(config.getUsername(), new String(config.getPassword()));
URL url = new URL(URLUtils.join(config.getMasterUrl(), AUTHORIZE_PATH));
Response response =
clone
.newCall(
new Request.Builder().get().url(url).header(AUTHORIZATION, credential).build())
.execute();
response.body().close();
response = response.priorResponse() != null ? response.priorResponse() : response;
response = response.networkResponse() != null ? response.networkResponse() : response;
String token = response.header(LOCATION);
if (token == null || token.isEmpty()) {
throw new KubernetesClientException(
"Unexpected response ("
+ response.code()
+ " "
+ response.message()
+ "), to the authorization request. Missing header:["
+ LOCATION
+ "]!");
}
token = token.substring(token.indexOf(BEFORE_TOKEN) + BEFORE_TOKEN.length());
token = token.substring(0, token.indexOf(AFTER_TOKEN));
return token;
} catch (Exception e) {
throw KubernetesClientException.launderThrowable(e);
}
}
public static InputStream openUri(Context context, Uri uri, String reqContentTypeSubstring)
throws OpenUriException {
if (uri == null) {
throw new IllegalArgumentException("Uri cannot be empty");
}
String scheme = uri.getScheme();
if (scheme == null) {
throw new OpenUriException(false, new IOException("Uri had no scheme"));
}
InputStream in = null;
if ("content".equals(scheme)) {
try {
in = context.getContentResolver().openInputStream(uri);
} catch (FileNotFoundException | SecurityException e) {
throw new OpenUriException(false, e);
}
} else if ("file".equals(scheme)) {
List<String> segments = uri.getPathSegments();
if (segments != null && segments.size() > 1 && "android_asset".equals(segments.get(0))) {
AssetManager assetManager = context.getAssets();
StringBuilder assetPath = new StringBuilder();
for (int i = 1; i < segments.size(); i++) {
if (i > 1) {
assetPath.append("/");
}
assetPath.append(segments.get(i));
}
try {
in = assetManager.open(assetPath.toString());
} catch (IOException e) {
throw new OpenUriException(false, e);
}
} else {
try {
in = new FileInputStream(new File(uri.getPath()));
} catch (FileNotFoundException e) {
throw new OpenUriException(false, e);
}
}
} else if ("http".equals(scheme) || "https".equals(scheme)) {
OkHttpClient client =
new OkHttpClient.Builder()
.connectTimeout(DEFAULT_CONNECT_TIMEOUT, TimeUnit.SECONDS)
.readTimeout(DEFAULT_READ_TIMEOUT, TimeUnit.SECONDS)
.build();
Request request;
int responseCode = 0;
String responseMessage = null;
try {
request = new Request.Builder().url(new URL(uri.toString())).build();
} catch (MalformedURLException e) {
throw new OpenUriException(false, e);
}
try {
Response response = client.newCall(request).execute();
responseCode = response.code();
responseMessage = response.message();
if (!(responseCode >= 200 && responseCode < 300)) {
throw new IOException("HTTP error response.");
}
if (reqContentTypeSubstring != null) {
String contentType = response.header("Content-Type");
if (contentType == null || !contentType.contains(reqContentTypeSubstring)) {
throw new IOException(
"HTTP content type '"
+ contentType
+ "' didn't match '"
+ reqContentTypeSubstring
+ "'.");
}
}
in = response.body().byteStream();
} catch (IOException e) {
if (responseCode > 0) {
throw new OpenUriException(500 <= responseCode && responseCode < 600, responseMessage, e);
} else {
throw new OpenUriException(false, e);
}
}
}
if (in == null) {
throw new OpenUriException(false, "Null input stream for URI: " + uri, null);
}
return in;
}