YARN-5963. Spelling errors in logging and exceptions for node manager, client, web-proxy, common, and app history code (gsohn via rkanter)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/LogsCLI.java

@@ -240,7 +240,7 @@ private int runCommand(String[] args) throws Exception {
       if (appState == YarnApplicationState.NEW
           || appState == YarnApplicationState.NEW_SAVING
           || appState == YarnApplicationState.SUBMITTED) {
-        System.err.println("Logs are not avaiable right now.");
+        System.err.println("Logs are not available right now.");
         return -1;
       }
     } catch (IOException | YarnException e) {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RMAdminCLI.java

@@ -379,7 +379,7 @@ private int refreshNodes(int timeout, String trackingMode)
     }
     if (nodesDecommissioning) {
       System.out.println("Graceful decommissioning not completed in " + timeout
-          + " seconds, issueing forceful decommissioning command.");
+          + " seconds, issuing forceful decommissioning command.");
       RefreshNodesRequest forcefulRequest = RefreshNodesRequest
           .newInstance(DecommissionType.FORCEFUL);
       adminProtocol.refreshNodes(forcefulRequest);

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java

@@ -451,7 +451,7 @@ private int verifyRestEndPointAvailable() throws YarnException {
       String errMessage = "TimelineClient has reached to max retry times : "
           + this.maxServiceRetries
           + ", but failed to fetch timeline service address. Please verify"
-          + " Timeline Auxillary Service is configured in all the NMs";
+          + " Timeline Auxiliary Service is configured in all the NMs";
       LOG.error(errMessage);
       throw new YarnException(errMessage);
     }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/util/FSDownload.java

@@ -259,7 +259,7 @@ private Path copy(Path sCopy, Path dstdir) throws IOException {
     if (resource.getVisibility() == LocalResourceVisibility.PUBLIC) {
       if (!isPublic(sourceFs, sCopy, sStat, statCache)) {
         throw new IOException("Resource " + sCopy +
-            " is not publicly accessable and as such cannot be part of the" +
+            " is not publicly accessible and as such cannot be part of the" +
             " public cache.");
       }
     }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-registry/src/main/java/org/apache/hadoop/registry/client/impl/zk/RegistrySecurity.java

@@ -358,7 +358,7 @@ public boolean isSecureRegistry() {
    * @return the system principals
    */
   public List<ACL> getSystemACLs() {
-    Preconditions.checkNotNull(systemACLs, "registry security is unitialized");
+    Preconditions.checkNotNull(systemACLs, "registry security is uninitialized");
     return Collections.unmodifiableList(systemACLs);
   }
 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/ApplicationHistoryManagerOnTimelineStore.java

@@ -722,7 +722,7 @@ private void checkAccess(ApplicationReportExt app)
              app.appReport.getApplicationId())) {
            throw new AuthorizationException("User "
                + UserGroupInformation.getCurrentUser().getShortUserName()
-               + " does not have privilage to see this application "
+               + " does not have privilege to see this application "
                + app.appReport.getApplicationId());
          }
        } finally {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/WindowsSecureContainerExecutor.java

@@ -509,7 +509,7 @@ public void run() {
               output.append(buf, 0, nRead);
             }
           } catch (Throwable t) {
-            LOG.error("Error occured reading the process stdout", t);
+            LOG.error("Error occurred reading the process stdout", t);
           }
         }
       };
@@ -722,7 +722,7 @@ public void startLocalizer(LocalizerStartContext ctx) throws IOException,
       }
       catch(Throwable e) {
         LOG.warn(String.format(
-            "An exception occured during the cleanup of localizer job %s:%n%s",
+            "An exception occurred during the cleanup of localizer job %s:%n%s",
             localizerPid,
             org.apache.hadoop.util.StringUtils.stringifyException(e)));
       }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/AuxServices.java

@@ -146,7 +146,7 @@ public void serviceInit(Configuration conf) throws Exception {
         }
         // TODO better use s.getName()?
         if(!sName.equals(s.getName())) {
-          LOG.warn("The Auxilurary Service named '"+sName+"' in the "
+          LOG.warn("The Auxiliary Service named '"+sName+"' in the "
               +"configuration is for "+s.getClass()+" which has "
               +"a name of '"+s.getName()+"'. Because these are "
               +"not the same tools trying to send ServiceData and read "

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java

@@ -1673,7 +1673,7 @@ private Container preReInitializeOrLocalizeCheck(ContainerId containerId,
     authorizeUser(remoteUgi, nmTokenIdentifier);
     if (!nmTokenIdentifier.getApplicationAttemptId().getApplicationId()
         .equals(containerId.getApplicationAttemptId().getApplicationId())) {
-      throw new YarnException("ApplicationMaster not autorized to perform " +
+      throw new YarnException("ApplicationMaster not authorized to perform " +
           "["+ op + "] on Container [" + containerId + "]!!");
     }
     Container container = context.getContainers().get(containerId);

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/ResourceLocalizationService.java

@@ -1128,7 +1128,7 @@ LocalizerHeartbeatResponse processHeartbeat(
           LOG.error("local path for PRIVATE localization could not be " +
             "found. Disks might have failed.", e);
         } catch (IllegalArgumentException e) {
-          LOG.error("Inorrect path for PRIVATE localization."
+          LOG.error("Incorrect path for PRIVATE localization."
               + next.getResource().getFile(), e);
         } catch (URISyntaxException e) {
           LOG.error(

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/logaggregation/AppLogAggregatorImpl.java

@@ -494,7 +494,7 @@ public void run() {
       doAppLogAggregation();
     } catch (Exception e) {
       // do post clean up of log directories on any exception
-      LOG.error("Error occured while aggregating the log for the application "
+      LOG.error("Error occurred while aggregating the log for the application "
           + appId, e);
       doAppLogAggregationPostCleanUp();
     } finally {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/main/java/org/apache/hadoop/yarn/server/webproxy/ProxyUriUtils.java

@@ -49,7 +49,7 @@ public class ProxyUriUtils {
   
   private static String uriEncode(Object o) {
     try {
-      assert (o != null) : "o canot be null";
+      assert (o != null) : "o cannot be null";
       return URLEncoder.encode(o.toString(), "UTF-8");
     } catch (UnsupportedEncodingException e) {
       //This should never happen

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/main/java/org/apache/hadoop/yarn/server/webproxy/WebAppProxy.java

@@ -62,7 +62,7 @@ protected void serviceInit(Configuration conf) throws Exception {
     } else if ("kerberos".equals(auth)) {
       isSecurityEnabled = true;
     } else {
-      LOG.warn("Unrecongized attribute value for " +
+      LOG.warn("Unrecognized attribute value for " +
           CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION +
           " of " + auth);
     }