How to use build_alert_hooks method in autotest

Best Python code snippet using autotest_python Github


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...81 if not line.startswith('#')]82 overrides_pairs = zip(overrides_lines[0::3], overrides_lines[1::3])83 _assert_is_all_blank_lines(overrides_lines[2::3], overrides_file)84 return dict(overrides_pairs)85def build_alert_hooks(patterns_file, warnfile, overrides_file=None):86 """Parse data in patterns file and transform into alert_hook list.87 Args:88 patterns_file: file; File to read alert pattern definitions from.89 warnfile: file; File to configure alert function to write warning to.90 Returns:91 list; Regex to alert function mapping.92 [(regex, alert_function), ...]93 """94 pattern_lines = patterns_file.readlines()95 # expected pattern format:96 # <msgtype> <newline> <regex> <newline> <alert> <newline> <newline>97 # msgtype = a string categorizing the type of the message - used for98 # enabling/disabling specific categories of warnings99 # regex = a python regular expression100 # alert = a string describing the alert message101 # if the regex matches the line, this displayed warning will102 # be the result of (alert % match.groups())103 patterns = zip(pattern_lines[0::4], pattern_lines[1::4],104 pattern_lines[2::4])105 _assert_is_all_blank_lines(pattern_lines[3::4], patterns_file)106 overrides_map = _read_overrides(overrides_file)107 hooks = []108 for msgtype, regex, alert in patterns:109 regex = overrides_map.get(regex, regex)110 regex = re.compile(regex.rstrip('\n'))111 alert_function = make_alert(warnfile, msgtype.rstrip('\n'),112 alert.rstrip('\n'))113 hooks.append((regex, alert_function))114 return hooks115def build_alert_hooks_from_path(patterns_path, warnfile):116 """117 Same as build_alert_hooks, but accepts a path to a patterns file and118 automatically finds the corresponding site overrides file if one exists.119 """120 dirname, basename = os.path.split(patterns_path)121 site_overrides_basename = 'site_' + basename + '_overrides'122 site_overrides_path = os.path.join(dirname, site_overrides_basename)123 site_overrides_file = None124 patterns_file = open(patterns_path)125 try:126 if os.path.exists(site_overrides_path):127 site_overrides_file = open(site_overrides_path)128 try:129 return build_alert_hooks(patterns_file, warnfile,130 overrides_file=site_overrides_file)131 finally:132 if site_overrides_file:133 site_overrides_file.close()134 finally:135 patterns_file.close()136def process_input(137 input, logfile, log_timestamp_format=None, alert_hooks=()):138 """Continuously read lines from input stream and:139 - Write them to log, possibly prefixed by timestamp.140 - Watch for alert patterns.141 Args:142 input: file; Stream to read from.143 logfile: file; Log file to write to...

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