Examples with StringContent com.cloudbees.jenkins.support.api.StringContent used on opensource projects

Example 1 with StringContent

use of com.cloudbees.jenkins.support.api.StringContent in project support-core-plugin by jenkinsci.

the class ThreadDumps method addContents.

@Override
public void addContents(@NonNull Container container, @NonNull Computer item) {
    Node node = item.getNode();
    if (node == null) {
        return;
    }
    // let's start collecting thread dumps now... this gives us until the end of the bundle to finish
    final Future<String> threadDump;
    try {
        threadDump = getThreadDump(node);
    } catch (IOException e) {
        logger.log(Level.WARNING, "Could not record thread dump for " + node.getNodeName(), e);
        final StringWriter sw = new StringWriter();
        PrintWriter out = new PrintWriter(sw);
        Functions.printStackTrace(e, out);
        out.close();
        container.add(new StringContent("nodes/slave/{0}/thread-dump.txt", new String[] { node.getNodeName() }, sw.toString()));
        return;
    }
    if (threadDump == null) {
        StringBuilder buf = new StringBuilder();
        buf.append(node.getNodeName()).append("\n");
        buf.append("======\n");
        buf.append("\n");
        buf.append("N/A: No connection to node.\n");
        container.add(new StringContent("nodes/slave/{0}/thread-dump.txt", new String[] { node.getNodeName() }, buf.toString()));
    } else {
        container.add(new Content("nodes/slave/{0}/thread-dump.txt", node.getNodeName()) {

            @Override
            public void writeTo(OutputStream os) throws IOException {
                PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(os, "utf-8")));
                try {
                    out.println(node.getNodeName());
                    out.println("======");
                    out.println();
                    String content = null;
                    try {
                        // We want to wait here a bit longer than normal
                        // as we will not fall back to a cache
                        content = threadDump.get(Math.min(SupportPlugin.REMOTE_OPERATION_TIMEOUT_MS * 8, TimeUnit.SECONDS.toMillis(SupportPlugin.REMOTE_OPERATION_CACHE_TIMEOUT_SEC)), TimeUnit.MILLISECONDS);
                    } catch (InterruptedException e) {
                        logger.log(Level.WARNING, "Could not record thread dump for " + node.getNodeName(), e);
                        Functions.printStackTrace(e, out);
                    } catch (ExecutionException e) {
                        logger.log(Level.WARNING, "Could not record thread dump for " + node.getNodeName(), e);
                        Functions.printStackTrace(e, out);
                    } catch (TimeoutException e) {
                        logger.log(Level.WARNING, "Could not record thread dump for " + node.getNodeName(), e);
                        Functions.printStackTrace(e, out);
                        threadDump.cancel(true);
                    }
                    if (content != null) {
                        out.println(content);
                    }
                } finally {
                    out.flush();
                }
            }
        });
    }
}

Example 2 with StringContent

use of com.cloudbees.jenkins.support.api.StringContent in project support-core-plugin by jenkinsci.

the class SupportPlugin method writeBundle.

public static void writeBundle(OutputStream outputStream, final List<Component> components) throws IOException {
    // TODO why is this not SupportPlugin.logger?
    Logger logger = Logger.getLogger(SupportPlugin.class.getName());
    final java.util.Queue<Content> toProcess = new ConcurrentLinkedQueue<Content>();
    final Set<String> names = new TreeSet<String>();
    Container container = new Container() {

        @Override
        public void add(@CheckForNull Content content) {
            if (content != null) {
                names.add(content.getName());
                toProcess.add(content);
            }
        }
    };
    StringBuilder manifest = new StringBuilder();
    SupportPlugin plugin = SupportPlugin.getInstance();
    SupportProvider supportProvider = plugin == null ? null : plugin.getSupportProvider();
    String bundleName = (supportProvider == null ? "Support" : supportProvider.getDisplayName()) + " Bundle Manifest";
    manifest.append(bundleName).append('\n');
    manifest.append(StringUtils.repeat("=", bundleName.length())).append('\n');
    manifest.append("\n");
    SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSSZ");
    f.setTimeZone(TimeZone.getTimeZone("UTC"));
    manifest.append("Generated on ").append(f.format(new Date())).append("\n");
    manifest.append("\n");
    manifest.append("Requested components:\n\n");
    StringWriter errors = new StringWriter();
    PrintWriter errorWriter = new PrintWriter(errors);
    for (Component c : components) {
        try {
            manifest.append("  * ").append(c.getDisplayName()).append("\n\n");
            names.clear();
            c.addContents(container);
            for (String name : names) {
                manifest.append("      - `").append(name).append("`\n\n");
            }
        } catch (Throwable e) {
            String cDisplayName = null;
            try {
                cDisplayName = c.getDisplayName();
            } catch (Throwable e1) {
                // be very defensive
                cDisplayName = c.getClass().getName();
            }
            LogRecord logRecord = new LogRecord(Level.WARNING, "Could not get content from ''{0}'' for support bundle");
            logRecord.setThrown(e);
            logRecord.setParameters(new Object[] { cDisplayName });
            logger.log(logRecord);
            errorWriter.println(MessageFormat.format("Could not get content from ''{0}'' for support bundle", cDisplayName));
            errorWriter.println("-----------------------------------------------------------------------");
            errorWriter.println();
            SupportLogFormatter.printStackTrace(e, errorWriter);
            errorWriter.println();
        }
    }
    toProcess.add(new StringContent("manifest.md", manifest.toString()));
    try {
        ZipOutputStream zip = new ZipOutputStream(outputStream);
        try {
            BufferedOutputStream bos = new BufferedOutputStream(zip, 16384) {

                @Override
                public void close() throws IOException {
                    // don't let any of the contents accidentally close the zip stream
                    super.flush();
                }
            };
            while (!toProcess.isEmpty()) {
                Content c = toProcess.poll();
                if (c == null) {
                    continue;
                }
                final String name = c.getName();
                try {
                    ZipEntry entry = new ZipEntry(name);
                    entry.setTime(c.getTime());
                    zip.putNextEntry(entry);
                    c.writeTo(bos);
                } catch (Throwable e) {
                    LogRecord logRecord = new LogRecord(Level.WARNING, "Could not attach ''{0}'' to support bundle");
                    logRecord.setThrown(e);
                    logRecord.setParameters(new Object[] { name });
                    logger.log(logRecord);
                    errorWriter.println(MessageFormat.format("Could not attach ''{0}'' to support bundle", name));
                    errorWriter.println("-----------------------------------------------------------------------");
                    errorWriter.println();
                    SupportLogFormatter.printStackTrace(e, errorWriter);
                    errorWriter.println();
                } finally {
                    bos.flush();
                }
                zip.flush();
            }
            errorWriter.close();
            String errorContent = errors.toString();
            if (!StringUtils.isBlank(errorContent)) {
                try {
                    zip.putNextEntry(new ZipEntry("manifest/errors.txt"));
                    zip.write(errorContent.getBytes("utf-8"));
                } catch (IOException e) {
                // ignore
                }
                zip.flush();
            }
        } finally {
            zip.close();
        }
    } finally {
        outputStream.flush();
    }
}