Examples with LogLevel org.apache.hadoop.hbase.http.log.LogLevel used on opensource projects

Example 1 with LogLevel

use of org.apache.hadoop.hbase.http.log.LogLevel in project hbase by apache.

the class HttpServer method addDefaultServlets.

/**
 * Add default servlets.
 */
protected void addDefaultServlets(ContextHandlerCollection contexts, Configuration conf) throws IOException {
    // set up default servlets
    addPrivilegedServlet("stacks", "/stacks", StackServlet.class);
    addPrivilegedServlet("logLevel", "/logLevel", LogLevel.Servlet.class);
    // Remove when we drop support for hbase on hadoop2.x.
    try {
        Class<?> clz = Class.forName("org.apache.hadoop.metrics.MetricsServlet");
        addPrivilegedServlet("metrics", "/metrics", clz.asSubclass(HttpServlet.class));
    } catch (Exception e) {
    // do nothing
    }
    addPrivilegedServlet("jmx", "/jmx", JMXJsonServlet.class);
    // might. Give them an option to not expose the service configuration to all users.
    if (conf.getBoolean(HTTP_PRIVILEGED_CONF_KEY, HTTP_PRIVILEGED_CONF_DEFAULT)) {
        addPrivilegedServlet("conf", "/conf", ConfServlet.class);
    } else {
        addUnprivilegedServlet("conf", "/conf", ConfServlet.class);
    }
    final String asyncProfilerHome = ProfileServlet.getAsyncProfilerHome();
    if (asyncProfilerHome != null && !asyncProfilerHome.trim().isEmpty()) {
        addPrivilegedServlet("prof", "/prof", ProfileServlet.class);
        Path tmpDir = Paths.get(ProfileServlet.OUTPUT_DIR);
        if (Files.notExists(tmpDir)) {
            Files.createDirectories(tmpDir);
        }
        ServletContextHandler genCtx = new ServletContextHandler(contexts, "/prof-output-hbase");
        genCtx.addServlet(ProfileOutputServlet.class, "/*");
        genCtx.setResourceBase(tmpDir.toAbsolutePath().toString());
        genCtx.setDisplayName("prof-output-hbase");
    } else {
        addUnprivilegedServlet("prof", "/prof", ProfileServlet.DisabledServlet.class);
        LOG.info("ASYNC_PROFILER_HOME environment variable and async.profiler.home system property " + "not specified. Disabling /prof endpoint.");
    }
}