Example #1
0
def transform_ftrace(args):
    tree = default_tree()
    tree['ring_buffer'] = True
    TaskCombiner.disable_handling_leftovers = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50, "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = FTrace(args, callbacks)
                for line in file:
                    count += 1
                    if line.startswith('#'):
                        continue
                    regular = line[:46]
                    payload = line[48:]
                    parts = regular.split()
                    if len(parts) != 4:
                        right = parts[-3:]
                        left = parts[:-3]
                        parts = [' '.join(left)] + right
                    (proc, tid) = parts[0].rsplit('-', 1)
                    cpu = int(parts[1][1:4])
                    flags = parts[2]
                    timestamp = float(parts[3])
                    (name, args) = payload.split(':', 1)
                    handler.handle_record(proc, int(tid), cpu, flags, timestamp, name.strip(), args.strip())
                    if not count % 1000:
                        progress.tick(file.tell())

    return callbacks.get_result()
Example #2
0
def transform_ftrace(args, preprocess=None):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50, "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = FTrace(args, callbacks)
                for line in file:
                    count += 1
                    if line.startswith('#'):
                        continue
                    res = FTraceImporter.parse(line)
                    if preprocess:
                        res = preprocess(res)
                        if not res:
                            continue
                    handler.handle_record(res['name'], res['tgid'], res['pid'], res['cpu'], res['flags'], res['time'], res['event'], res['args'])
                    if not count % 1000:
                        progress.tick(file.tell())
                handler.finalize()

    return callbacks.get_result()
Example #3
0
def transform_json(args, preprocess=None):
    file_size = os.path.getsize(args.input)
    if not file_size:
        return []
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(file_size, 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with codecs.open(args.input, 'r', 'utf-8',
                             errors='ignore') as file:
                data = the_json.load(file)
                handler = JsonHandler(args, callbacks)
                for key, val in (enumerate(data)
                                 if isinstance(data, list) else data.items()):
                    count += 1
                    if not count % 1000:
                        progress.tick(file.tell())
                    handler.handle_record(key, val)
                handler.finalize()
    return callbacks.get_result()
Example #4
0
def transform_ftrace(args, preprocess=None):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50, "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = FTrace(args, callbacks)
                for line in file:
                    count += 1
                    if line.startswith('#'):
                        continue
                    res = FTraceImporter.parse(line)
                    if preprocess:
                        res = preprocess(res)
                        if not res:
                            continue
                    handler.handle_record(res['name'], res['tgid'], res['pid'], res['cpu'], res['flags'], res['time'], res['event'], res['args'])
                    if not count % 1000:
                        progress.tick(file.tell())
                handler.finalize()

    return callbacks.get_result()
Example #5
0
def transform_perf(args, preprocess=None):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = PerfHandler(args, callbacks)
                read_stack = None
                for line in file:
                    count += 1
                    if not count % 1000:
                        progress.tick(file.tell())
                    line = line.strip()
                    if read_stack is not None:
                        if not line:
                            handler.handle_stack(read_stack)
                            read_stack = None
                        else:
                            read_stack.append(line)
                    else:
                        fields = parse_event(line)
                        handler.handle_record(fields['name'],
                                              int(fields['pid']),
                                              int(fields['tid']),
                                              float(fields['time']))
                        if line.endswith(':'):
                            read_stack = []
                handler.finalize()
    return callbacks.get_result()
Example #6
0
def transform_csv(args, preprocess=None):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = CSVHandler(args, callbacks)
                header = None
                for line in file:
                    count += 1
                    if not count % 1000:
                        progress.tick(file.tell())
                    if line.startswith('//'):
                        continue
                    parts = [item.strip() for item in line.strip().split(',')]
                    if header:
                        fields = dict(zip(header, parts))
                        if preprocess:
                            fields = preprocess(fields)
                            if not fields:
                                continue
                        handler.handle_record(fields)
                    else:
                        header = parts
                handler.finalize()
    return callbacks.get_result()
Example #7
0
def transform_dtrace(args):
    tree = default_tree()
    tree['ring_buffer'] = True
    TaskCombiner.disable_handling_leftovers = True
    gt = get_exporters()['gt']
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        dtrace = DTrace(args, gt, callbacks)
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                for line in file:
                    line = line.strip()
                    if not line:
                        continue
                    parts = line.split('\t')
                    dtrace.handle_record(int(parts[0], 16), parts[1],
                                         parts[2:])
                    if not count % 1000:
                        progress.tick(file.tell())
                    count += 1
            dtrace.finalize()
    return callbacks.get_result() + dtrace.get_result()
Example #8
0
def transform_dtrace(args):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    gt = get_exporters()['gt']
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        dtrace = DTrace(args, gt, callbacks)
        size = os.path.getsize(args.input)
        with Progress(
                size, 50, "Parsing: %s (%s)" %
            (os.path.basename(args.input), format_bytes(size))) as progress:
            count = 0
            with codecs.open(args.input, 'r', 'utf-8',
                             errors='ignore') as file:
                reading_stack = None
                stack = []
                for line in file:
                    count += 1
                    ends_with_vt = (11 == ord(
                        line[-1])) if len(line) else False
                    #old_line = line
                    line = line.strip('\r\n')
                    #print "%d\t%s" % (count, line)
                    if not line:
                        if reading_stack:
                            dtrace.handle_stack(*(reading_stack + [stack]))
                            reading_stack = None
                            stack = []
                        continue
                    if reading_stack:
                        if ends_with_vt:  # Vertical Tab signifies too long stack frame description
                            line += '...'
                            end_of_line = file.readline(
                            )  # it is also treated as line end by codecs.open
                            line += end_of_line.strip()
                        stack.append(line.replace('\t', ' '))
                        continue
                    parts = line.split('\t')
                    if len(parts) < 4:
                        print("Warning: weird line:", line)
                        continue
                    if parts[1] in ['ustack', 'kstack', 'jstack']:
                        reading_stack = [
                            parts[1],
                            int(parts[0], 16), parts[2], parts[3].rstrip(':')
                        ]
                        continue
                    dtrace.handle_record(int(parts[0], 16), parts[1],
                                         parts[2:])
                    if not count % 1000:
                        progress.tick(file.tell())
            dtrace.finalize()
    return callbacks.get_result()
Example #9
0
def transform_etw_xml(args):
    tree = default_tree()
    tree['ring_buffer'] = True
    TaskCombiner.disable_handling_leftovers = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        handler = ETWXMLHandler(args, callbacks)
        handler.parse()
    TaskCombiner.disable_handling_leftovers = False
    res = callbacks.get_result()
    if handler.ftrace != None:
        res += [handler.ftrace.name]
    return res
Example #10
0
    def post_process(args, conn):
        decoders = get_decoders().get('db', [])
        if not decoders:
            return []
        tree = default_tree(args)
        tree['ring_buffer'] = True
        args.no_left_overs = True
        with Callbacks(args, tree) as callbacks:
            if callbacks.is_empty():
                return callbacks.get_result()

            for decoder in get_decoders().get('db', []):
                decoder(args, callbacks).handle_db(conn)

        return callbacks.get_result()
Example #11
0
def transform_pprof(args):
    '''
    Transforms pprof trace to chosen export format.
    :param args: args
    :return: list of callbacks
    '''
    import_profile()
    if not IS_AVAILABLE:
        return []
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    prof = profile.Profile()
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with gzip.open(args.input) as input_file:
                handler = PprofHandler(args, callbacks)
                prof.ParseFromString(input_file.read())
                handler.preprocess(prof)
                time = prof.TimeNanos
                pid = 0
                tid = 0
                for sample in prof.Sample:
                    duration = sample.Value[1]
                    if len(sample.NumLabel) != 0:
                        for label in sample.NumLabel:
                            if label.key == "pid":
                                pid = label.value[0]
                            elif label.key == "tid":
                                tid = label.value[0]
                            elif label.key == "timestamp":
                                time = label.value[0]
                    handler.handle_record("name", pid, tid, time, duration)
                    time += prof.Period
                    count += 1
                    if not count % 1000:
                        progress.tick(input_file.tell())
                    handler.handle_sample(sample)
                handler.finalize()

    return callbacks.get_result()
Example #12
0
def transform_qnx(args):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        parser = Parser(args, callbacks)
        count = 0
        with Progress(os.path.getsize(args.input), 50, "Parsing: " + os.path.basename(args.input)) as progress:
            with open(args.input) as file:
                for line in file:
                    parser.on_line(line.strip(), count)
                    count += 1
                    if not count % 1000:
                        progress.tick(file.tell())
                parser.finish()
    return callbacks.get_result()
Example #13
0
def transform_qnx(args):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        parser = Parser(args, callbacks)
        count = 0
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            with open(args.input) as file:
                for line in file:
                    parser.on_line(line.strip(), count)
                    count += 1
                    if not count % 1000:
                        progress.tick(file.tell())
                parser.finish()
    return callbacks.get_result()
Example #14
0
def transform_log(args):
    from dateutil import parser
    tree = default_tree(args)
    tree['ring_buffer'] = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        log = Log(args, callbacks)
        with open(args.input) as file:
            with Progress(os.path.getsize(args.input), 50, "Parsing: " +
                          os.path.basename(args.input)) as progress:
                count = 0
                header = None
                first_stamp = None
                for line in file:
                    if not count % 1000:
                        progress.tick(file.tell())
                    parts = line.split()
                    if not header:
                        if len(parts) != 5:
                            continue
                        if not parts[0].startswith('Timestamp'):
                            print "Error: this log format is not supported. Expected log from OSX's 'log stream'"
                        header = parts
                        continue
                    else:
                        time = parser.parse(' '.join(parts[0:2]))
                        if first_stamp:
                            time = int(
                                (time - first_stamp).total_seconds() * 10e9)
                        else:
                            first_stamp = time
                            time = 0
                        tid = int(parts[2], 16)
                        type = parts[3]
                        activity = int(parts[4], 16)
                        pid = int(parts[5], 16)
                        msg = parts[6:]
                        log.handle_record(time, pid, tid, type, activity, msg)
    return callbacks.get_result()
Example #15
0
def transform_dtrace(args):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    gt = get_exporters()['gt']
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        dtrace = DTrace(args, gt, callbacks)
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with codecs.open(args.input, 'r', 'utf-8',
                             errors='ignore') as file:
                reading_stack = None
                stack = []
                for line in file:
                    line = line.strip()
                    if not line:
                        if reading_stack:
                            dtrace.handle_stack(*(reading_stack + [stack]))
                            reading_stack = None
                            stack = []
                        continue
                    if reading_stack:
                        stack.append(line)
                        continue
                    parts = line.split('\t')
                    if parts[1] == 'stack':
                        reading_stack = [
                            int(parts[0], 16), parts[2], parts[3].rstrip(':')
                        ]
                        continue
                    dtrace.handle_record(int(parts[0], 16), parts[1],
                                         parts[2:])
                    if not count % 1000:
                        progress.tick(file.tell())
                    count += 1
            dtrace.finalize()
    return callbacks.get_result()
Example #16
0
def transform_dtrace(args):
    tree = default_tree(args)
    tree['ring_buffer'] = True
    args.no_left_overs = True
    gt = get_exporters()['gt']
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        dtrace = DTrace(args, gt, callbacks)
        with Progress(os.path.getsize(args.input), 50, "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                for line in file:
                    line = line.strip()
                    if not line:
                        continue
                    parts = line.split('\t')
                    dtrace.handle_record(int(parts[0], 16), parts[1], parts[2:])
                    if not count % 1000:
                        progress.tick(file.tell())
                    count += 1
            dtrace.finalize()
    return callbacks.get_result() + dtrace.get_result()
Example #17
0
def transform_ftrace(args):
    tree = default_tree()
    tree['ring_buffer'] = True
    TaskCombiner.disable_handling_leftovers = True
    with Callbacks(args, tree) as callbacks:
        if callbacks.is_empty():
            return callbacks.get_result()
        with Progress(os.path.getsize(args.input), 50,
                      "Parsing: " + os.path.basename(args.input)) as progress:
            count = 0
            with open(args.input) as file:
                handler = FTrace(args, callbacks)
                for line in file:
                    count += 1
                    if line.startswith('#'):
                        continue
                    regular = line[:48].rstrip(' :')
                    payload = line[48:]
                    parts = regular.split()
                    if len(parts) != 4:
                        right = parts[-3:]
                        left = parts[:-3]
                        parts = [' '.join(left)] + right
                    (proc, tid) = parts[0].rsplit('-', 1)
                    cpu = int(parts[1][1:4])
                    flags = parts[2]
                    timestamp = float(parts[3])
                    (name, args) = payload.split(':', 1)
                    handler.handle_record(proc, int(tid), cpu,
                                          flags, timestamp, name.strip(),
                                          args.strip())
                    if not count % 1000:
                        progress.tick(file.tell())
                handler.finalize()

    return callbacks.get_result()