Class LogviewerLogPageHandler
java.lang.Object
org.apache.storm.daemon.logviewer.handler.LogviewerLogPageHandler
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Constructor Summary
ConstructorsConstructorDescriptionLogviewerLogPageHandler(String logRoot, String daemonLogRoot, WorkerLogs workerLogs, ResourceAuthorizer resourceAuthorizer, StormMetricsRegistry metricsRegistry) Constructor. -
Method Summary
Modifier and TypeMethodDescriptionjakarta.ws.rs.core.ResponseProvides a daemon log file to view.jakarta.ws.rs.core.ResponseEnumerate worker log files for given criteria.jakarta.ws.rs.core.ResponseProvides a worker log file to view, starting from the specified position or default starting position of the most recent page.
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Constructor Details
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LogviewerLogPageHandler
public LogviewerLogPageHandler(String logRoot, String daemonLogRoot, WorkerLogs workerLogs, ResourceAuthorizer resourceAuthorizer, StormMetricsRegistry metricsRegistry) Constructor.- Parameters:
logRoot- root worker log directorydaemonLogRoot- root daemon log directoryworkerLogs-WorkerLogsresourceAuthorizer-ResourceAuthorizermetricsRegistry- The logviewer metrics registry
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Method Details
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listLogFiles
public jakarta.ws.rs.core.Response listLogFiles(String user, Integer port, String topologyId, String callback, String origin) throws IOException Enumerate worker log files for given criteria.- Parameters:
user- usernameport- worker's port, null for all workerstopologyId- topology ID, null for all topologiescallback- callbackParameterName for JSONPorigin- origin- Returns:
- list of worker logs for given criteria
- Throws:
IOException
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logPage
public jakarta.ws.rs.core.Response logPage(String fileName, Integer start, Integer length, String grep, String user) throws IOException, InvalidRequestException Provides a worker log file to view, starting from the specified position or default starting position of the most recent page.- Parameters:
fileName- file to viewstart- start offset, or null if the most recent page is desiredlength- length to read in this page, or null if default page length is desiredgrep- search string if request is a result of the search, can be nulluser- username- Returns:
- HTML view page of worker log
- Throws:
IOExceptionInvalidRequestException
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daemonLogPage
public jakarta.ws.rs.core.Response daemonLogPage(String fileName, Integer start, Integer length, String grep, String user) throws IOException, InvalidRequestException Provides a daemon log file to view.- Parameters:
fileName- file to viewstart- start offset, or null if the most recent page is desiredlength- length to read in this page, or null if default page length is desiredgrep- search string if request is a result of the search, can be nulluser- username- Returns:
- HTML view page of daemon log
- Throws:
IOExceptionInvalidRequestException
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