Esempio n. 1
0
def parse_log(lines, verbose=False):
    color = "(?:\x1b.*?m)?"
    r_start = re.compile(color + r"\[([0-9a-fA-F]+)\] \{([\w-]+)" + color +
                         "$")
    r_stop = re.compile(color + r"\[([0-9a-fA-F]+)\] ([\w-]+)\}" + color + "$")
    lasttime = 0
    log = DebugLog()
    time_decrase = False
    performance_log = True
    nested = 0
    #
    if verbose and sys.stdout.isatty():
        progress = progressbar.ProgressBar(color='green')
        counter = 0
    else:
        progress = None
    single_percent = len(lines) / 100
    if verbose:
        vnext = 0
    else:
        vnext = -1
    for i, line in enumerate(lines):
        if i == vnext:
            if progress is not None:
                progress.render(counter)
                counter += 1
                vnext += single_percent
            else:
                sys.stderr.write('%d%%..' % int(100.0 * i / len(lines)))
                vnext += 500000
        line = line.rstrip()
        match = r_start.match(line)
        if match:
            record = log.debug_start
            nested += 1
        else:
            match = r_stop.match(line)
            if match:
                record = log.debug_stop
                nested -= 1
            else:
                log.debug_print(line)
                performance_log = performance_log and nested == 0
                continue
        time = int(int(match.group(1), 16))
        time_decrase = time_decrase or time < lasttime
        lasttime = time
        record(match.group(2), time=int(match.group(1), 16))
    if verbose:
        sys.stderr.write('loaded\n')
    if performance_log and time_decrase:
        print(
            "The time decreases!  The log file may have been"
            " produced on a multi-CPU machine and the process"
            " moved between CPUs.")
    return log
Esempio n. 2
0
def parse_log(lines, verbose=False):
    color = "(?:\x1b.*?m)?"
    r_start = re.compile(color + r"\[([0-9a-fA-F]+)\] \{([\w-]+)" + color + "$")
    r_stop  = re.compile(color + r"\[([0-9a-fA-F]+)\] ([\w-]+)\}" + color + "$")
    lasttime = 0
    log = DebugLog()
    time_decrase = False
    performance_log = True
    nested = 0
    #
    if verbose and sys.stdout.isatty():
        progress = progressbar.ProgressBar(color='green')
        counter = 0
    else:
        progress = None
    single_percent = len(lines) / 100
    if verbose:
        vnext = 0
    else:
        vnext = -1
    for i, line in enumerate(lines):
        if i == vnext:
            if progress is not None:
                progress.render(counter)
                counter += 1
                vnext += single_percent
            else:
                sys.stderr.write('%d%%..' % int(100.0*i/len(lines)))
                vnext += 500000
        line = line.rstrip()
        match = r_start.match(line)
        if match:
            record = log.debug_start
            nested += 1
        else:
            match = r_stop.match(line)
            if match:
                record = log.debug_stop
                nested -= 1
            else:
                log.debug_print(line)
                performance_log = performance_log and nested == 0
                continue
        time = int(int(match.group(1), 16))
        time_decrase = time_decrase or time < lasttime
        lasttime = time
        record(match.group(2), time=int(match.group(1), 16))
    if verbose:
        sys.stderr.write('loaded\n')
    if performance_log and time_decrase:
        raise Exception("The time decreases!  The log file may have been"
                        " produced on a multi-CPU machine and the process"
                        " moved between CPUs.")
    return log
Esempio n. 3
0
def parse_log_file(filename, verbose=True):
    r_start = re.compile(r"\[([0-9a-fA-F]+)\] \{([\w-]+)$")
    r_stop  = re.compile(r"\[([0-9a-fA-F]+)\] ([\w-]+)\}$")
    lasttime = 0
    log = DebugLog()
    time_decrase = False
    performance_log = True
    nested = 0
    #
    f = open(filename, 'r')
    if f.read(2) == 'BZ':
        f.close()
        import bz2
        f = bz2.BZ2File(filename, 'r')
    else:
        f.seek(0)
    lines = f.readlines()
    f.close()
    #
    if verbose:
        vnext = 0
    else:
        vnext = len(lines)
    for i, line in enumerate(lines):
        if i == vnext:
            sys.stderr.write('%d%%..' % int(100.0*i/len(lines)))
            vnext += 500000
        line = line.rstrip()
        match = r_start.match(line)
        if match:
            record = log.debug_start
            nested += 1
        else:
            match = r_stop.match(line)
            if match:
                record = log.debug_stop
                nested -= 1
            else:
                log.debug_print(line)
                performance_log = performance_log and nested == 0
                continue
        time = int(int(match.group(1), 16))
        time_decrase = time_decrase or time < lasttime
        lasttime = time
        record(match.group(2), time=int(match.group(1), 16))
    if verbose:
        sys.stderr.write('loaded\n')
    if performance_log and time_decrase:
        raise Exception("The time decreases!  The log file may have been"
                        " produced on a multi-CPU machine and the process"
                        " moved between CPUs.")
    return log