142 lines
7.4 KiB
Python
Executable file
142 lines
7.4 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# Copyright 2018 Mike "KemoNine" Crosson
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import subprocess, os, zipfile, shutil, fileinput, glob
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from . import poly
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FNULL = open(os.devnull, 'w')
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SOURCE_MAP_POSTFIX = '-latest.osm.pbf'
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def setup_working_dirs(base_path, current_timestamp, output_map_name):
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print('Creating working directories as needed')
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if not os.path.exists(os.path.join(base_path, 'tmp')):
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os.makedirs(os.path.join(base_path, 'tmp'))
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if not os.path.exists(os.path.join(base_path, 'out')):
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os.makedirs(os.path.join(base_path, 'out'))
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output_dir = current_timestamp + '-' + output_map_name
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if not os.path.exists(os.path.join(base_path, 'out', output_dir)):
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os.makedirs(os.path.join(base_path, 'out', output_dir))
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def prep_land_sea_polys(base_path, current_timestamp, maps_dir, map_lists, output_map_name):
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print('Prepping land/sea polygons (one prep per map in list(s))')
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output_dir = current_timestamp + '-' + output_map_name
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polys_output_dir = os.path.join(base_path, 'out', output_dir, 'polys')
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polys_zip = zipfile.ZipFile(os.path.join(maps_dir, 'land-polygons-split-4326.zip'))
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for alist in map_lists:
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with open(alist, 'r') as maps:
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for line in maps:
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map_polys_dir = os.path.join(polys_output_dir, line.strip().split('/')[-1])
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print(' Extracting to: ' + map_polys_dir)
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os.makedirs(map_polys_dir)
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polys_zip.extractall(map_polys_dir)
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polys_zip.close()
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def process_land_sea_polys(base_path, current_timestamp, maps_dir, map_lists, output_map_name, max_heap_space, use_ram):
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print('Processing land/sea polygons (one process per map in list(s))')
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output_dir = current_timestamp + '-' + output_map_name
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polys_output_dir = os.path.join(base_path, 'out', output_dir, 'polys')
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cached_maps_dir = os.path.abspath(maps_dir)
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for alist in map_lists:
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with open(alist, 'r') as maps:
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for line in maps:
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current_map = line.strip().split('/')[-1]
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print(' Processing: ' + current_map)
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bounds = poly.calculate_bounds(os.path.join(cached_maps_dir, current_map + '.poly'))
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subprocess.run(['ogr2ogr', '-overwrite', '-progress', '-skipfailures', '-clipsrc', str(bounds['left']), str(bounds['bottom']), str(bounds['right']), str(bounds['top']), os.path.join(polys_output_dir, current_map + '.shp'), os.path.join(polys_output_dir, current_map, 'land-polygons-split-4326', 'land_polygons.shp')], stdout=FNULL, stderr=subprocess.STDOUT)
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subprocess.run(['python2', os.path.join(base_path, 'shape2osm.py'), '-l', os.path.join(polys_output_dir, current_map), os.path.join(polys_output_dir, current_map + '.shp')], stdout=FNULL, stderr=subprocess.STDOUT)
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shutil.copyfile(os.path.join(base_path, 'sea.osm'), os.path.join(polys_output_dir, current_map + '_sea.osm'))
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with fileinput.FileInput(os.path.join(polys_output_dir, current_map + '_sea.osm'), inplace=True, backup='.bak') as sea:
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for line in sea:
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updated_line = line.replace('$BOTTOM', str(bounds['bottom']))
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updated_line = updated_line.replace('$LEFT', str(bounds['left']))
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updated_line = updated_line.replace('$TOP', str(bounds['top']))
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updated_line = updated_line.replace('$RIGHT', str(bounds['right']))
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print(updated_line, end='')
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map_list = []
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for alist in map_lists:
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with open(alist, 'r') as maps:
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for line in maps:
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map_list.append(line.strip().split('/')[-1])
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# Setup various runtime aspects (going to do multiple osmosis runs (maps AND POIs)
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env = os.environ.copy()
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env['JAVACMD_OPTIONS'] = '-Xmx' + max_heap_space + ' -server -Djava.io.tmpdir=' + os.path.join(base_path, 'tmp') # Setup java temp dir to something a bit more sane (tmpfs /tmp for the loss)
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print('Processing land/sea polys using osmosis')
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osmosis_cmd = [os.path.join(base_path, 'bin', 'osmosis', 'bin', 'osmosis')]
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for amap in map_list:
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osmosis_cmd.extend(['--rb', 'file=' + os.path.join(maps_dir, amap + SOURCE_MAP_POSTFIX)])
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for apolymap in glob.glob(os.path.join(polys_output_dir, amap + '*.osm')):
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print(' Found poly map : ' + apolymap)
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osmosis_cmd.extend(['--rx', 'file=' + apolymap, '--s', '--m'])
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osmosis_cmd.extend(['--log-progress'])
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for x in range(0, len(map_list) - 1):
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osmosis_cmd.append('--merge')
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osmosis_cmd.extend(['--log-progress'])
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osmosis_cmd.extend(['--wb', 'file=' + os.path.join(base_path, 'out', output_dir, output_map_name) + '_merged_polys.pbf'])
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osmosis_cmd.extend(['omitmetadata=true'])
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cmd = subprocess.Popen(osmosis_cmd, env=env)
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cmd.wait()
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def osmosis_main(base_path, current_timestamp, maps_dir, map_lists, output_map_name, max_heap_space, use_ram):
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output_dir = current_timestamp + '-' + output_map_name
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bounds = poly.calculate_total_bounds(maps_dir, map_lists)
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# Setup various runtime aspects (going to do multiple osmosis runs (maps AND POIs)
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env = os.environ.copy()
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env['JAVACMD_OPTIONS'] = '-XX:+UseParallelGC -XX:ParallelGCThreads=4 -XX:ConcGCThreads=4 -Xmx' + max_heap_space + ' -server -Djava.io.tmpdir=' + os.path.join(base_path, 'tmp') # Setup java temp dir to something a bit more sane (tmpfs /tmp for the loss)
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print('-----------------------------')
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print('Processing maps using osmosis')
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print('-----------------------------')
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osmosis_cmd = [os.path.join(base_path, 'bin', 'osmosis', 'bin', 'osmosis')]
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osmosis_cmd.extend(['--rb', 'file=' + os.path.join(base_path, 'out', output_dir, output_map_name) + '_merged_polys.pbf'])
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osmosis_cmd.extend(['--log-progress'])
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osmosis_cmd.extend(['--mapfile-writer', 'file=' + os.path.join(base_path, 'out', output_dir, output_map_name) + '.map'])
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if use_ram:
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osmosis_cmd.extend(['type=ram'])
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else:
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osmosis_cmd.extend(['type=hd'])
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osmosis_cmd.extend(['bbox=' + str(bounds['bottom']) + ',' + str(bounds['left']) + ',' + str(bounds['top']) + ',' + str(bounds['right'])])
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osmosis_cmd.extend(['threads=1', 'map-start-zoom=8'])
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cmd = subprocess.Popen(osmosis_cmd, env=env)
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cmd.wait()
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def osmosis_pois(base_path, current_timestamp, maps_dir, map_lists, output_map_name, max_heap_space):
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output_dir = current_timestamp + '-' + output_map_name
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map_list = []
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for alist in map_lists:
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with open(alist, 'r') as maps:
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for line in maps:
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map_list.append(os.path.join(maps_dir, line.strip().split('/')[-1]+SOURCE_MAP_POSTFIX))
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# Setup various runtime aspects (going to do multiple osmosis runs (maps AND POIs)
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env = os.environ.copy()
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env['JAVACMD_OPTIONS'] = '-Xmx' + max_heap_space + ' -server -Djava.io.tmpdir=' + os.path.join(base_path, 'tmp') # Setup java temp dir to something a bit more sane (tmpfs /tmp for the loss)
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print('Processing POIs using osmosis')
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osmosis_cmd = [os.path.join(base_path, 'bin', 'osmosis', 'bin', 'osmosis')]
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for amap in map_list:
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osmosis_cmd.extend(['--rb', 'file=' + amap])
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for x in range(0, len(map_list) - 1):
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osmosis_cmd.append('--merge')
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osmosis_cmd.extend(['--poi-writer', 'file=' + os.path.join(base_path, 'out', output_dir, output_map_name) + '.poi', 'tag-conf-file=' + os.path.join(base_path, 'poi-mapping.xml')])
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cmd = subprocess.Popen(osmosis_cmd, env=env)
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cmd.wait()
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