How to use collect_uncollected_logs method in autotest

Best Python code snippet using autotest_python

crashcollect.py

Source:crashcollect.py

...19        crashinfo_dir = get_crashinfo_dir(host)20        collect_messages(host)21        collect_log_file(host, "/var/log/monitor-ssh-reboots", crashinfo_dir)22        collect_command(host, "dmesg", os.path.join(crashinfo_dir, "dmesg"))23        collect_uncollected_logs(host)24def wait_for_machine_to_recover(host, hours_to_wait=4.0):25    """Wait for a machine (possibly down) to become accessible again.26    @param host: A RemoteHost instance to wait on27    @param hours_to_wait: Number of hours to wait before giving up28    @returns: True if the machine comes back up, False otherwise29    """30    current_time = time.strftime("%b %d %H:%M:%S", time.localtime())31    if host.is_up():32        logging.info("%s already up, collecting crash info", host.hostname)33        return True34    logging.info("Waiting four hours for %s to come up (%s)",35                 host.hostname, current_time)36    if not host.wait_up(timeout=hours_to_wait * 3600):37        logging.warning("%s down, unable to collect crash info",38                        host.hostname)39        return False40    else:41        logging.info("%s is back up, collecting crash info", host.hostname)42        return True43def get_crashinfo_dir(host):44    """Find and if necessary create a directory to store crashinfo in.45    @param host: The RemoteHost object that crashinfo will be collected from46    @returns: The path to an existing directory for writing crashinfo into47    """48    host_resultdir = getattr(getattr(host, "job", None), "resultdir", None)49    if host_resultdir:50        infodir = host_resultdir51    else:52        infodir = os.path.abspath(os.getcwd())53    infodir = os.path.join(infodir, "crashinfo.%s" % host.hostname)54    if not os.path.exists(infodir):55        os.mkdir(infodir)56    return infodir57def collect_log_file(host, log_path, dest_path):58    """Collects a log file from the remote machine.59    Log files are collected from the remote machine and written into the60    destination path. If dest_path is a directory, the log file will be named61    using the basename of the remote log path.62    @param host: The RemoteHost to collect logs from63    @param log_path: The remote path to collect the log file from64    @param dest_path: A path (file or directory) to write the copies logs into65    """66    logging.info("Collecting %s...", log_path)67    try:68        host.get_file(log_path, dest_path, preserve_perm=False)69    except Exception:70        logging.warning("Collection of %s failed", log_path)71def collect_command(host, command, dest_path):72    """Collects the result of a command on the remote machine.73    The standard output of the command will be collected and written into the74    desitionation path. The destination path is assumed to be filename and75    not a directory.76    @param host: The RemoteHost to collect from77    @param command: A shell command to run on the remote machine and capture78        the output from.79    @param dest_path: A file path to write the results of the log into80    """81    logging.info("Collecting '%s' ...", command)82    devnull = open("/dev/null", "w")83    try:84        try:85            result = host.run(command, stdout_tee=devnull).stdout86            utils.open_write_close(dest_path, result)87        except Exception, e:88            logging.warning("Collection of '%s' failed:\n%s", command, e)89    finally:90        devnull.close()91def collect_uncollected_logs(host):92    """Collects any leftover uncollected logs from the client.93    @param host: The RemoteHost to collect from94    """95    if host.job:96        try:97            logs = host.job.get_client_logs()98            for hostname, remote_path, local_path in logs:99                if hostname == host.hostname:100                    logging.info("Retrieving logs from %s:%s into %s",101                                 hostname, remote_path, local_path)102                    host.get_file(remote_path + "/", local_path + "/")103        except Exception, e:104            logging.warning("Error while trying to collect stranded "105                            "Autotest client logs: %s", e)...

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