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Posted to common-commits@hadoop.apache.org by jh...@apache.org on 2019/03/19 23:02:40 UTC

[hadoop] 45/47: YARN-7143. FileNotFound handling in ResourceUtils is inconsistent

This is an automated email from the ASF dual-hosted git repository.

jhung pushed a commit to branch YARN-8200
in repository https://gitbox.apache.org/repos/asf/hadoop.git

commit dbca351523e6e98eede04bca39354a5f522713f8
Author: Daniel Templeton <te...@apache.org>
AuthorDate: Thu Nov 9 10:36:49 2017 -0800

    YARN-7143. FileNotFound handling in ResourceUtils is inconsistent
    
    Change-Id: Ib1bb487e14a15edd2b5a42cf5078c5a2b295f069
    (cherry picked from commit db82a41d94872cea4d0c1bb1336916cebc2faeec)
---
 .../hadoop/yarn/util/resource/ResourceUtils.java   | 52 +++++++++-------------
 1 file changed, 22 insertions(+), 30 deletions(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/util/resource/ResourceUtils.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/util/resource/ResourceUtils.java
index f3edc74..abf58a6 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/util/resource/ResourceUtils.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/util/resource/ResourceUtils.java
@@ -338,18 +338,14 @@ public class ResourceUtils {
     if (!initializedResources) {
       synchronized (ResourceUtils.class) {
         if (!initializedResources) {
-          if (conf == null) {
-            conf = new YarnConfiguration();
-          }
-          try {
-            addResourcesFileToConf(resourceFile, conf);
-            LOG.debug("Found " + resourceFile + ", adding to configuration");
-          } catch (FileNotFoundException fe) {
-            LOG.info("Unable to find '" + resourceFile
-                + "'. Falling back to memory and vcores as resources.");
+          Configuration resConf = conf;
+
+          if (resConf == null) {
+            resConf = new YarnConfiguration();
           }
-          initializeResourcesMap(conf);
 
+          addResourcesFileToConf(resourceFile, resConf);
+          initializeResourcesMap(resConf);
         }
       }
     }
@@ -386,21 +382,17 @@ public class ResourceUtils {
   }
 
   private static void addResourcesFileToConf(String resourceFile,
-      Configuration conf) throws FileNotFoundException {
+      Configuration conf) {
     try {
       InputStream ris = getConfInputStream(resourceFile, conf);
       LOG.debug("Found " + resourceFile + ", adding to configuration");
       conf.addResource(ris);
     } catch (FileNotFoundException fe) {
-      throw fe;
-    } catch (IOException ie) {
+      LOG.info("Unable to find '" + resourceFile + "'.");
+    } catch (IOException | YarnException ex) {
       LOG.fatal("Exception trying to read resource types configuration '"
-          + resourceFile + "'.", ie);
-      throw new YarnRuntimeException(ie);
-    } catch (YarnException ye) {
-      LOG.fatal("YARN Exception trying to read resource types configuration '"
-          + resourceFile + "'.", ye);
-      throw new YarnRuntimeException(ye);
+          + resourceFile + "'.", ex);
+      throw new YarnRuntimeException(ex);
     }
   }
 
@@ -462,19 +454,19 @@ public class ResourceUtils {
   private static Map<String, ResourceInformation> initializeNodeResourceInformation(
       Configuration conf) {
     Map<String, ResourceInformation> nodeResources = new HashMap<>();
-    try {
-      addResourcesFileToConf(
-          YarnConfiguration.NODE_RESOURCES_CONFIGURATION_FILE, conf);
-      for (Map.Entry<String, String> entry : conf) {
-        String key = entry.getKey();
-        String value = entry.getValue();
-        if (key.startsWith(YarnConfiguration.NM_RESOURCES_PREFIX)) {
-          addResourceInformation(key, value, nodeResources);
-        }
+
+    addResourcesFileToConf(YarnConfiguration.NODE_RESOURCES_CONFIGURATION_FILE,
+        conf);
+
+    for (Map.Entry<String, String> entry : conf) {
+      String key = entry.getKey();
+      String value = entry.getValue();
+
+      if (key.startsWith(YarnConfiguration.NM_RESOURCES_PREFIX)) {
+        addResourceInformation(key, value, nodeResources);
       }
-    } catch (FileNotFoundException fe) {
-      LOG.info("Couldn't find node resources file");
     }
+
     return nodeResources;
   }
 


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