197 lines
7.5 KiB
Python
Executable file
197 lines
7.5 KiB
Python
Executable file
#!/usr/bin/env python3
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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"""
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radiorec.py – Recording internet radio streams
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Copyright (C) 2013 Martin Brodbeck <martin@brodbeck-online.de>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import argparse
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import configparser
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import datetime
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import os
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import stat
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import sys
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import threading
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import urllib3
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import logging
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import time
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logging.basicConfig(level=logging.DEBUG)
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def print_time():
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return time.strftime("%Y-%m-%d %H:%M:%S")
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def check_duration(value):
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try:
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value = int(value)
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except ValueError:
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raise argparse.ArgumentTypeError(
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'Duration in minutes must be a positive integer.')
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if value < 1:
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raise argparse.ArgumentTypeError(
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'Duration in minutes must be a positive integer.')
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else:
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return value
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def read_settings(args):
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settings_base_dir = ''
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if args.settings:
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settings_base_dir = args.settings
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elif sys.platform.startswith('linux'):
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settings_base_dir = os.getenv(
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'HOME') + os.sep + '.config' + os.sep + 'radiorec'
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elif sys.platform == 'win32':
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settings_base_dir = os.getenv('LOCALAPPDATA') + os.sep + 'radiorec'
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elif sys.platform == 'darwin':
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settings_base_dir = os.getenv('HOME') + os.sep + 'Library' + os.sep + 'Application Support' + os.sep + 'radiorec'
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settings_base_dir += os.sep
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config = configparser.ConfigParser()
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try:
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config.read_file(open(settings_base_dir + 'settings.ini'))
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except FileNotFoundError as err:
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print(str(err))
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print('Please copy/create the settings file to/in the appropriate location.')
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sys.exit()
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return dict(config.items())
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def record_worker(stoprec, streamurl, target_dir, args):
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pool = urllib3.PoolManager()
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conn = pool.request('GET',streamurl, preload_content=False)
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conn.auto_close = False
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if conn.status != 200:
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conn.release_conn()
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time.sleep(10)
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verboseprint(print_time() + " ... Waited to return for retry bcof status " + str(conn.status))
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return
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cur_dt_string = datetime.datetime.now().strftime('%Y-%m-%dT%H_%M_%S')
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filename = target_dir + os.sep + cur_dt_string + "_" + args.station
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if args.name:
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filename += '_' + args.name
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content_type = conn.getheader('Content-Type')
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if(content_type == 'audio/mpeg'):
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filename += '.mp3'
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elif(content_type == 'application/aacp' or content_type == 'audio/aacp'):
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filename += '.aac'
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elif(content_type == 'application/ogg' or content_type == 'audio/ogg'):
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filename += '.ogg'
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elif(content_type == 'audio/x-mpegurl'):
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print('Sorry, M3U playlists are currently not supported')
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sys.exit()
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else:
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print('Unknown content type "' + content_type + '". Assuming mp3.')
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filename += '.mp3'
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verboseprint(print_time() + " ... Writing to: " + filename + ", Content-Type: " + conn.getheader('Content-Type'))
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with open(filename, 'wb') as target:
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if args.public:
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verboseprint('Apply public write permissions (Linux only)')
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os.chmod(filename, stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP | stat.S_IROTH | stat.S_IWOTH)
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while(not stoprec.is_set() and not conn.closed):
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target.write(conn.read(1024))
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verboseprint(print_time() + " ... Connection closed = " + str(conn.closed))
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conn.release_conn()
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def record(args):
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settings = read_settings(args)
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streamurl = ''
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global verboseprint
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verboseprint = print if args.verbose else lambda *a, **k: None
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try:
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streamurl = settings['STATIONS'][args.station]
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except KeyError:
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print('Unkown station name: ' + args.station)
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sys.exit()
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if streamurl.endswith('.m3u'):
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verboseprint('Seems to be an M3U playlist. Trying to parse...')
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pool = urllib3.PoolManager()
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with pool.request('GET',streamurl) as remotefile:
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for line in remotefile:
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if not line.decode('utf-8').startswith('#') and len(line) > 1:
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tmpstr = line.decode('utf-8')
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break
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streamurl = tmpstr
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verboseprint(print_time() + " ... Stream URL: " + streamurl)
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target_dir = os.path.expandvars(settings['GLOBAL']['target_dir'])
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started_at = time.time()
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should_end_at = started_at + (args.duration * 60)
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remaining = (args.duration * 60)
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# as long as recording is supposed to run
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while time.time() < should_end_at:
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stoprec = threading.Event()
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recthread = threading.Thread(target=record_worker, args=(stoprec, streamurl, target_dir, args))
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recthread.setDaemon(True)
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recthread.start()
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verboseprint(print_time() + " ... Started thread " + str(recthread) + " timeout: " + str(remaining / 60) + " min")
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recthread.join(remaining)
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verboseprint(print_time() + " ... Came out of rec thread again")
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if(recthread.is_alive):
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stoprec.set()
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verboseprint(print_time() + " ... Called stoprec.set()")
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else:
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verboseprint(print_time() + " ... recthread.is_alive = False")
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remaining = should_end_at - time.time()
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verboseprint(print_time() + " ... Remaining: " + str(remaining / 60) + ", Threads: " + str(threading.activeCount()))
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def list(args):
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settings = read_settings(args)
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for key in sorted(settings['STATIONS']):
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print(key)
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def main():
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parser = argparse.ArgumentParser(description='This program records internet radio streams. It is free software and comes with ABSOLUTELY NO WARRANTY.')
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subparsers = parser.add_subparsers(help='sub-command help')
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parser_record = subparsers.add_parser('record', help='Record a station')
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parser_record.add_argument('station', type=str,
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help='Name of the radio station '
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'(see `radiorec.py list`)')
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parser_record.add_argument('duration', type=check_duration,
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help='Recording time in minutes')
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parser_record.add_argument('name', nargs='?', type=str,
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help='A name for the recording')
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parser_record.add_argument(
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'-p', '--public', action='store_true',
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help="Public write permissions (Linux only)")
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parser_record.add_argument(
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'-v', '--verbose', action='store_true', help="Verbose output")
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parser_record.add_argument(
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'-s', '--settings', nargs='?', type=str,
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help="specify alternative location for settings.ini")
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parser_record.set_defaults(func=record)
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parser_list = subparsers.add_parser('list', help='List all known stations')
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parser_list.set_defaults(func=list)
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parser_list.add_argument('-s', '--settings', nargs='?', type=str, help="specify alternative location for settings.ini")
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if not len(sys.argv) > 1:
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print('Error: No argument specified.\n')
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parser.print_help()
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sys.exit(1)
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args = parser.parse_args()
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args.func(args)
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if __name__ == '__main__':
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main()
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