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YARN-5383. Fix findbugs and checkstyle issues in ContainerExecutor. (Vrushali C via Varun Saxena)

This commit is contained in:
Varun Saxena 2016-07-15 23:17:04 +05:30
parent 7e5355c14e
commit a72cb3825a
1 changed files with 27 additions and 25 deletions
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46
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/ContainerExecutor.java
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@ -326,19 +326,20 @@ public abstract class ContainerExecutor implements Configurable {
}
if (resources != null) {
for (Path path: resources.keySet()) {
for (String linkName: resources.get(path)) {
for (Map.Entry<Path, List<String>> resourceEntry :
resources.entrySet()) {
for (String linkName : resourceEntry.getValue()) {
if (new Path(linkName).getName().equals(WILDCARD)) {
// If this is a wildcarded path, link to everything in the
// directory from the working directory
File directory = new File(path.toString());
File directory = new File(resourceEntry.getKey().toString());
for (File wildLink : directory.listFiles()) {
sb.symlink(new Path(wildLink.toString()),
new Path(wildLink.getName()));
}
} else {
sb.symlink(path, new Path(linkName));
sb.symlink(resourceEntry.getKey(), new Path(linkName));
}
}
}
@ -467,12 +468,12 @@ public abstract class ContainerExecutor implements Configurable {
* @param groupId the job owner's GID
* @param userName the job owner's username
* @param pidFile the path to the container's PID file
* @param conf the configuration
* @param config the configuration
* @return the command line to execute
*/
protected String[] getRunCommand(String command, String groupId,
String userName, Path pidFile, Configuration conf) {
return getRunCommand(command, groupId, userName, pidFile, conf, null);
String userName, Path pidFile, Configuration config) {
return getRunCommand(command, groupId, userName, pidFile, config, null);
}
/**
@ -488,18 +489,18 @@ public abstract class ContainerExecutor implements Configurable {
* systems it is ignored.
* @param pidFile the path to the container's PID file on Windows. On other
* operating systems it is ignored.
* @param conf the configuration
* @param config the configuration
* @param resource on Windows this parameter controls memory and CPU limits.
* If null, no limits are set. On other operating systems it is ignored.
* @return the command line to execute
*/
protected String[] getRunCommand(String command, String groupId,
String userName, Path pidFile, Configuration conf, Resource resource) {
String userName, Path pidFile, Configuration config, Resource resource) {
if (Shell.WINDOWS) {
return getRunCommandForWindows(command, groupId, userName, pidFile,
conf, resource);
config, resource);
} else {
return getRunCommandForOther(command, conf);
return getRunCommandForOther(command, config);
}
}
@ -513,30 +514,31 @@ public abstract class ContainerExecutor implements Configurable {
* @param groupId the job owner's GID
* @param userName the job owner's username
* @param pidFile the path to the container's PID file
* @param conf the configuration
* @param config the configuration
* @param resource this parameter controls memory and CPU limits.
* If null, no limits are set.
* @return the command line to execute
*/
protected String[] getRunCommandForWindows(String command, String groupId,
String userName, Path pidFile, Configuration conf, Resource resource) {
String userName, Path pidFile, Configuration config, Resource resource) {
int cpuRate = -1;
int memory = -1;
if (resource != null) {
if (conf.getBoolean(
if (config.getBoolean(
YarnConfiguration.NM_WINDOWS_CONTAINER_MEMORY_LIMIT_ENABLED,
YarnConfiguration.DEFAULT_NM_WINDOWS_CONTAINER_MEMORY_LIMIT_ENABLED)) {
YarnConfiguration.
DEFAULT_NM_WINDOWS_CONTAINER_MEMORY_LIMIT_ENABLED)) {
memory = (int) resource.getMemorySize();
}
if (conf.getBoolean(
if (config.getBoolean(
YarnConfiguration.NM_WINDOWS_CONTAINER_CPU_LIMIT_ENABLED,
YarnConfiguration.DEFAULT_NM_WINDOWS_CONTAINER_CPU_LIMIT_ENABLED)) {
int containerVCores = resource.getVirtualCores();
int nodeVCores = NodeManagerHardwareUtils.getVCores(conf);
int nodeVCores = NodeManagerHardwareUtils.getVCores(config);
int nodeCpuPercentage =
NodeManagerHardwareUtils.getNodeCpuPercentage(conf);
NodeManagerHardwareUtils.getNodeCpuPercentage(config);
float containerCpuPercentage =
(float)(nodeCpuPercentage * containerVCores) / nodeVCores;
@ -564,20 +566,20 @@ public abstract class ContainerExecutor implements Configurable {
* Return a command line to execute the given command in the OS shell.
*
* @param command the command to execute
* @param conf the configuration
* @param config the configuration
* @return the command line to execute
*/
protected String[] getRunCommandForOther(String command,
Configuration conf) {
Configuration config) {
List<String> retCommand = new ArrayList<>();
boolean containerSchedPriorityIsSet = false;
int containerSchedPriorityAdjustment =
YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY;
if (conf.get(YarnConfiguration.NM_CONTAINER_EXECUTOR_SCHED_PRIORITY) !=
if (config.get(YarnConfiguration.NM_CONTAINER_EXECUTOR_SCHED_PRIORITY) !=
null) {
containerSchedPriorityIsSet = true;
containerSchedPriorityAdjustment = conf
containerSchedPriorityAdjustment = config
.getInt(YarnConfiguration.NM_CONTAINER_EXECUTOR_SCHED_PRIORITY,
YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY);
}