YARN-11308. Router Page display the db username and password in mask mode. (#4908)

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slfan1989 2022-09-27 06:54:17 +08:00 committed by GitHub
parent 0e65f4cc04
commit 5d20988f9f
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5 changed files with 102 additions and 10 deletions

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@ -98,7 +98,7 @@ static void writeResponse(Configuration conf,
if (FORMAT_JSON.equals(format)) {
Configuration.dumpConfiguration(conf, propertyName, out);
} else if (FORMAT_XML.equals(format)) {
conf.writeXml(propertyName, out);
conf.writeXml(propertyName, out, conf);
} else {
throw new BadFormatException("Bad format: " + format);
}

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@ -37,6 +37,7 @@
public class ConfigRedactor {
private static final String REDACTED_TEXT = "<redacted>";
private static final String REDACTED_XML = "******";
private List<Pattern> compiledPatterns;
@ -84,4 +85,19 @@ private boolean configIsSensitive(String key) {
}
return false;
}
/**
* Given a key / value pair, decides whether or not to redact and returns
* either the original value or text indicating it has been redacted.
*
* @param key param key.
* @param value param value, will return if conditions permit.
* @return Original value, or text indicating it has been redacted
*/
public String redactXml(String key, String value) {
if (configIsSensitive(key)) {
return REDACTED_XML;
}
return value;
}
}

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@ -3593,11 +3593,13 @@ public void writeXml(Writer out) throws IOException {
* </ul>
* @param propertyName xml property name.
* @param out the writer to write to.
* @param config configuration.
* @throws IOException raised on errors performing I/O.
*/
public void writeXml(@Nullable String propertyName, Writer out)
public void writeXml(@Nullable String propertyName, Writer out, Configuration config)
throws IOException, IllegalArgumentException {
Document doc = asXmlDocument(propertyName);
ConfigRedactor redactor = config != null ? new ConfigRedactor(this) : null;
Document doc = asXmlDocument(propertyName, redactor);
try {
DOMSource source = new DOMSource(doc);
@ -3614,11 +3616,16 @@ public void writeXml(@Nullable String propertyName, Writer out)
}
}
public void writeXml(@Nullable String propertyName, Writer out)
throws IOException, IllegalArgumentException {
writeXml(propertyName, out, null);
}
/**
* Return the XML DOM corresponding to this Configuration.
*/
private synchronized Document asXmlDocument(@Nullable String propertyName)
throws IOException, IllegalArgumentException {
private synchronized Document asXmlDocument(@Nullable String propertyName,
ConfigRedactor redactor) throws IOException, IllegalArgumentException {
Document doc;
try {
doc = DocumentBuilderFactory
@ -3641,13 +3648,13 @@ private synchronized Document asXmlDocument(@Nullable String propertyName)
propertyName + " not found");
} else {
// given property is found, write single property
appendXMLProperty(doc, conf, propertyName);
appendXMLProperty(doc, conf, propertyName, redactor);
conf.appendChild(doc.createTextNode("\n"));
}
} else {
// append all elements
for (Enumeration<Object> e = properties.keys(); e.hasMoreElements();) {
appendXMLProperty(doc, conf, (String)e.nextElement());
appendXMLProperty(doc, conf, (String)e.nextElement(), redactor);
conf.appendChild(doc.createTextNode("\n"));
}
}
@ -3663,7 +3670,7 @@ private synchronized Document asXmlDocument(@Nullable String propertyName)
* @param propertyName
*/
private synchronized void appendXMLProperty(Document doc, Element conf,
String propertyName) {
String propertyName, ConfigRedactor redactor) {
// skip writing if given property name is empty or null
if (!Strings.isNullOrEmpty(propertyName)) {
String value = properties.getProperty(propertyName);
@ -3676,8 +3683,11 @@ private synchronized void appendXMLProperty(Document doc, Element conf,
propNode.appendChild(nameNode);
Element valueNode = doc.createElement("value");
valueNode.appendChild(doc.createTextNode(
properties.getProperty(propertyName)));
String propertyValue = properties.getProperty(propertyName);
if (redactor != null) {
propertyValue = redactor.redactXml(propertyName, propertyValue);
}
valueNode.appendChild(doc.createTextNode(propertyValue));
propNode.appendChild(valueNode);
Element finalNode = doc.createElement("final");

View File

@ -1000,6 +1000,7 @@ public class CommonConfigurationKeysPublic {
String.join(",",
"secret$",
"password$",
"username$",
"ssl.keystore.pass$",
"fs.s3.*[Ss]ecret.?[Kk]ey",
"fs.s3a.*.server-side-encryption.key",

View File

@ -59,6 +59,7 @@ public class TestConfServlet {
new HashMap<String, String>();
private static final Map<String, String> TEST_FORMATS =
new HashMap<String, String>();
private static final Map<String, String> MASK_PROPERTIES = new HashMap<>();
@BeforeClass
public static void initTestProperties() {
@ -67,6 +68,8 @@ public static void initTestProperties() {
TEST_PROPERTIES.put("test.key3", "value3");
TEST_FORMATS.put(ConfServlet.FORMAT_XML, "application/xml");
TEST_FORMATS.put(ConfServlet.FORMAT_JSON, "application/json");
MASK_PROPERTIES.put("yarn.federation.state-store.sql.username", "admin");
MASK_PROPERTIES.put("yarn.federation.state-store.sql.password", "123456");
}
private Configuration getTestConf() {
@ -80,6 +83,9 @@ private Configuration getMultiPropertiesConf() {
for(String key : TEST_PROPERTIES.keySet()) {
testConf.set(key, TEST_PROPERTIES.get(key));
}
for(String key : MASK_PROPERTIES.keySet()) {
testConf.set(key, MASK_PROPERTIES.get(key));
}
return testConf;
}
@ -247,4 +253,63 @@ public void testBadFormat() throws Exception {
}
assertEquals("", sw.toString());
}
private void verifyReplaceProperty(Configuration conf, String format,
String propertyName) throws Exception {
StringWriter sw = null;
PrintWriter pw = null;
ConfServlet service = null;
try {
service = new ConfServlet();
ServletConfig servletConf = mock(ServletConfig.class);
ServletContext context = mock(ServletContext.class);
service.init(servletConf);
when(context.getAttribute(HttpServer2.CONF_CONTEXT_ATTRIBUTE)).thenReturn(conf);
when(service.getServletContext()).thenReturn(context);
HttpServletRequest request = mock(HttpServletRequest.class);
when(request.getHeader(HttpHeaders.ACCEPT)).thenReturn(TEST_FORMATS.get(format));
when(request.getParameter("name")).thenReturn(propertyName);
HttpServletResponse response = mock(HttpServletResponse.class);
sw = new StringWriter();
pw = new PrintWriter(sw);
when(response.getWriter()).thenReturn(pw);
// response request
service.doGet(request, response);
String result = sw.toString().trim();
// For example, for the property yarn.federation.state-store.sql.username,
// we set the value to test-user,
// which should be replaced by a mask, which should be ******
// MASK_PROPERTIES.get("property yarn.federation.state-store.sql.username")
// is the value before replacement, test-user
// result contains the replaced value, which should be ******
assertTrue(result.contains(propertyName));
assertFalse(result.contains(MASK_PROPERTIES.get(propertyName)));
} finally {
if (sw != null) {
sw.close();
}
if (pw != null) {
pw.close();
}
if (service != null) {
service.destroy();
}
}
}
@Test
public void testReplaceProperty() throws Exception {
Configuration configurations = getMultiPropertiesConf();
for(String format : TEST_FORMATS.keySet()) {
for(String key : MASK_PROPERTIES.keySet()) {
verifyReplaceProperty(configurations, format, key);
}
}
}
}