public virtual ContainersInfo GetContainers(HttpServletRequest req, HttpServletResponse
res, string appId, string appAttemptId)
{
UserGroupInformation callerUGI = GetUser(req);
ApplicationId aid = ParseApplicationId(appId);
ApplicationAttemptId aaid = ParseApplicationAttemptId(appAttemptId);
ValidateIds(aid, aaid, null);
ICollection <ContainerReport> containerReports = null;
try
{
if (callerUGI == null)
{
GetContainersRequest request = GetContainersRequest.NewInstance(aaid);
containerReports = appBaseProt.GetContainers(request).GetContainerList();
}
else
{
containerReports = callerUGI.DoAs(new _PrivilegedExceptionAction_332(this, aaid));
}
}
catch (Exception e)
{
RewrapAndThrowException(e);
}
ContainersInfo containersInfo = new ContainersInfo();
foreach (ContainerReport containerReport in containerReports)
{
ContainerInfo containerInfo = new ContainerInfo(containerReport);
containersInfo.Add(containerInfo);
}
return(containersInfo);
}
protected override void Render(HtmlBlock.Block html)
{
string attemptid = $(YarnWebParams.ApplicationAttemptId);
if (attemptid.IsEmpty())
{
Puts("Bad request: requires application attempt ID");
return;
}
try
{
appAttemptId = ConverterUtils.ToApplicationAttemptId(attemptid);
}
catch (ArgumentException)
{
Puts("Invalid application attempt ID: " + attemptid);
return;
}
UserGroupInformation callerUGI = GetCallerUGI();
ApplicationAttemptReport appAttemptReport;
try
{
GetApplicationAttemptReportRequest request = GetApplicationAttemptReportRequest.NewInstance
(appAttemptId);
if (callerUGI == null)
{
appAttemptReport = appBaseProt.GetApplicationAttemptReport(request).GetApplicationAttemptReport
();
}
else
{
appAttemptReport = callerUGI.DoAs(new _PrivilegedExceptionAction_85(this, request
));
}
}
catch (Exception e)
{
string message = "Failed to read the application attempt " + appAttemptId + ".";
Log.Error(message, e);
html.P().(message).();
return;
}
if (appAttemptReport == null)
{
Puts("Application Attempt not found: " + attemptid);
return;
}
bool exceptionWhenGetContainerReports = false;
ICollection <ContainerReport> containers = null;
try
{
GetContainersRequest request = GetContainersRequest.NewInstance(appAttemptId);
if (callerUGI == null)
{
containers = appBaseProt.GetContainers(request).GetContainerList();
}
else
{
containers = callerUGI.DoAs(new _PrivilegedExceptionAction_115(this, request));
}
}
catch (RuntimeException)
{
// have this block to suppress the findbugs warning
exceptionWhenGetContainerReports = true;
}
catch (Exception)
{
exceptionWhenGetContainerReports = true;
}
AppAttemptInfo appAttempt = new AppAttemptInfo(appAttemptReport);
SetTitle(StringHelper.Join("Application Attempt ", attemptid));
string node = "N/A";
if (appAttempt.GetHost() != null && appAttempt.GetRpcPort() >= 0 && appAttempt.GetRpcPort
() < 65536)
{
node = appAttempt.GetHost() + ":" + appAttempt.GetRpcPort();
}
GenerateOverview(appAttemptReport, containers, appAttempt, node);
if (exceptionWhenGetContainerReports)
{
html.P().("Sorry, Failed to get containers for application attempt" + attemptid +
".").();
return;
}
CreateAttemptHeadRoomTable(html);
html.(typeof(InfoBlock));
CreateTablesForAttemptMetrics(html);
// Container Table
Hamlet.TBODY <Hamlet.TABLE <Org.Apache.Hadoop.Yarn.Webapp.Hamlet.Hamlet> > tbody = html
.Table("#containers").Thead().Tr().Th(".id", "Container ID").Th(".node", "Node")
.Th(".exitstatus", "Container Exit Status").Th(".logs", "Logs").().().Tbody();
StringBuilder containersTableData = new StringBuilder("[\n");
foreach (ContainerReport containerReport in containers)
{
ContainerInfo container = new ContainerInfo(containerReport);
containersTableData.Append("[\"<a href='").Append(Url("container", container.GetContainerId
())).Append("'>").Append(container.GetContainerId()).Append("</a>\",\"<a ").Append
(container.GetNodeHttpAddress() == null ? "#" : "href='" + container.GetNodeHttpAddress
()).Append("'>").Append(container.GetNodeHttpAddress() == null ? "N/A" : StringEscapeUtils
.EscapeJavaScript(StringEscapeUtils.EscapeHtml(container.GetNodeHttpAddress())))
.Append("</a>\",\"").Append(container.GetContainerExitStatus()).Append("\",\"<a href='"
).Append(container.GetLogUrl() == null ? "#" : container.GetLogUrl()).Append("'>"
).Append(container.GetLogUrl() == null ? "N/A" : "Logs").Append("</a>\"],\n");
}
if (containersTableData[containersTableData.Length - 2] == ',')
{
containersTableData.Delete(containersTableData.Length - 2, containersTableData.Length
- 1);
}
containersTableData.Append("]");
html.Script().$type("text/javascript").("var containersTableData=" + containersTableData
).();
tbody.().();
}