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							132 lines
						
					
					
						
							4.6 KiB
						
					
					
				| import os
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| import re
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| from urllib.parse import urlparse
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| from collections import defaultdict
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| from itertools import chain
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| 
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| from tools.lib.auth_config import get_token
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| from tools.lib.api import CommaApi
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| 
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| SEGMENT_NAME_RE = r'[a-z0-9]{16}[|_][0-9]{4}-[0-9]{2}-[0-9]{2}--[0-9]{2}-[0-9]{2}-[0-9]{2}--[0-9]+'
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| EXPLORER_FILE_RE = r'^({})--([a-z]+\.[a-z0-9]+)$'.format(SEGMENT_NAME_RE)
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| OP_SEGMENT_DIR_RE = r'^({})$'.format(SEGMENT_NAME_RE)
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| 
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| LOG_FILENAMES = ['rlog.bz2', 'raw_log.bz2']
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| CAMERA_FILENAMES = ['fcamera.hevc', 'video.hevc']
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| 
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| class Route(object):
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|   def __init__(self, route_name, data_dir=None):
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|     self.route_name = route_name.replace('_', '|')
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|     if data_dir is not None:
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|       self._segments = self._get_segments_local(data_dir)
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|     else:
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|       self._segments = self._get_segments_remote()
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| 
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|   @property
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|   def segments(self):
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|     return self._segments
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| 
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|   def log_paths(self):
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|     max_seg_number = self._segments[-1].canonical_name.segment_num
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|     log_path_by_seg_num = {s.canonical_name.segment_num: s.log_path for s in self._segments}
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|     return [log_path_by_seg_num.get(i, None) for i in range(max_seg_number+1)]
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| 
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|   def camera_paths(self):
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|     max_seg_number = self._segments[-1].canonical_name.segment_num
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|     camera_path_by_seg_num = {s.canonical_name.segment_num: s.camera_path for s in self._segments}
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|     return [camera_path_by_seg_num.get(i, None) for i in range(max_seg_number+1)]
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| 
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|   def _get_segments_remote(self):
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|     api = CommaApi(get_token())
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|     route_files = api.get('v1/route/' + self.route_name + '/files')
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| 
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|     segments = {}
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|     for url in chain.from_iterable(route_files.values()):
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|       _, dongle_id, time_str, segment_num, fn = urlparse(url).path.rsplit('/', maxsplit=4)
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|       segment_name = f'{dongle_id}|{time_str}--{segment_num}'
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|       if segments.get(segment_name):
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|         segments[segment_name] = RouteSegment(
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|           segment_name,
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|           url if fn in LOG_FILENAMES else segments[segment_name].log_path,
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|           url if fn in CAMERA_FILENAMES else segments[segment_name].camera_path
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|         )
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|       else:
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|         segments[segment_name] = RouteSegment(
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|           segment_name,
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|           url if fn in LOG_FILENAMES else None,
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|           url if fn in CAMERA_FILENAMES else None
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|         )
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| 
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|     return sorted(segments.values(), key=lambda seg: seg.canonical_name.segment_num)
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| 
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|   def _get_segments_local(self, data_dir):
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|     files = os.listdir(data_dir)
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|     segment_files = defaultdict(list)
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| 
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|     for f in files:
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|       fullpath = os.path.join(data_dir, f)
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|       explorer_match = re.match(EXPLORER_FILE_RE, f)
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|       op_match = re.match(OP_SEGMENT_DIR_RE, f)
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| 
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|       if explorer_match:
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|         segment_name, fn = explorer_match.groups()
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|         if segment_name.replace('_', '|').startswith(self.route_name):
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|           segment_files[segment_name].append((fullpath, fn))
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|       elif op_match and os.path.isdir(fullpath):
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|         segment_name, = op_match.groups()
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|         if segment_name.startswith(self.route_name):
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|           for seg_f in os.listdir(fullpath):
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|             segment_files[segment_name].append((os.path.join(fullpath, seg_f), seg_f))
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|       elif f == self.route_name:
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|         for seg_num in os.listdir(fullpath):
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|           if not seg_num.isdigit():
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|             continue
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| 
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|           segment_name = '{}--{}'.format(self.route_name, seg_num)
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|           for seg_f in os.listdir(os.path.join(fullpath, seg_num)):
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|             segment_files[segment_name].append((os.path.join(fullpath, seg_num, seg_f), seg_f))
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| 
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|     segments = []
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|     for segment, files in segment_files.items():
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|       try:
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|         log_path = next(path for path, filename in files if filename in LOG_FILENAMES)
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|       except StopIteration:
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|         log_path = None
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| 
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|       try:
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|         camera_path = next(path for path, filename in files if filename in CAMERA_FILENAMES)
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|       except StopIteration:
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|         camera_path = None
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| 
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|       segments.append(RouteSegment(segment, log_path, camera_path))
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| 
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|     if len(segments) == 0:
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|       raise ValueError('Could not find segments for route {} in data directory {}'.format(self.route_name, data_dir))
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|     return sorted(segments, key=lambda seg: seg.canonical_name.segment_num)
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| 
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| class RouteSegment(object):
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|   def __init__(self, name, log_path, camera_path):
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|     self._name = RouteSegmentName(name)
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|     self.log_path = log_path
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|     self.camera_path = camera_path
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| 
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|   @property
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|   def name(self):
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|     return str(self._name)
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| 
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|   @property
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|   def canonical_name(self):
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|     return self._name
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| 
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| class RouteSegmentName(object):
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|   def __init__(self, name_str):
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|     self._segment_name_str = name_str
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|     self._route_name_str, num_str = self._segment_name_str.rsplit("--", 1)
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|     self._num = int(num_str)
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| 
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|   @property
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|   def segment_num(self):
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|     return self._num
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| 
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|   def __str__(self):
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|     return self._segment_name_str
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| 
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