[yt-dlp.git] / youtube_dl / downloader / rtmp.py

import os
import re
import subprocess
import sys
import time

from .common import FileDownloader
from ..utils import (
    encodeFilename,
    format_bytes,
)


class RtmpFD(FileDownloader):
    def real_download(self, filename, info_dict):
        def run_rtmpdump(args):
            start = time.time()
            resume_percent = None
            resume_downloaded_data_len = None
            proc = subprocess.Popen(args, stderr=subprocess.PIPE)
            cursor_in_new_line = True
            proc_stderr_closed = False
            while not proc_stderr_closed:
                # read line from stderr
                line = u''
                while True:
                    char = proc.stderr.read(1)
                    if not char:
                        proc_stderr_closed = True
                        break
                    if char in [b'\r', b'\n']:
                        break
                    line += char.decode('ascii', 'replace')
                if not line:
                    # proc_stderr_closed is True
                    continue
                mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec \(([0-9]{1,2}\.[0-9])%\)', line)
                if mobj:
                    downloaded_data_len = int(float(mobj.group(1))*1024)
                    percent = float(mobj.group(2))
                    if not resume_percent:
                        resume_percent = percent
                        resume_downloaded_data_len = downloaded_data_len
                    eta = self.calc_eta(start, time.time(), 100-resume_percent, percent-resume_percent)
                    speed = self.calc_speed(start, time.time(), downloaded_data_len-resume_downloaded_data_len)
                    data_len = None
                    if percent > 0:
                        data_len = int(downloaded_data_len * 100 / percent)
                    data_len_str = u'~' + format_bytes(data_len)
                    self.report_progress(percent, data_len_str, speed, eta)
                    cursor_in_new_line = False
                    self._hook_progress({
                        'downloaded_bytes': downloaded_data_len,
                        'total_bytes': data_len,
                        'tmpfilename': tmpfilename,
                        'filename': filename,
                        'status': 'downloading',
                        'eta': eta,
                        'speed': speed,
                    })
                else:
                    # no percent for live streams
                    mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec', line)
                    if mobj:
                        downloaded_data_len = int(float(mobj.group(1))*1024)
                        time_now = time.time()
                        speed = self.calc_speed(start, time_now, downloaded_data_len)
                        self.report_progress_live_stream(downloaded_data_len, speed, time_now - start)
                        cursor_in_new_line = False
                        self._hook_progress({
                            'downloaded_bytes': downloaded_data_len,
                            'tmpfilename': tmpfilename,
                            'filename': filename,
                            'status': 'downloading',
                            'speed': speed,
                        })
                    elif self.params.get('verbose', False):
                        if not cursor_in_new_line:
                            self.to_screen(u'')
                        cursor_in_new_line = True
                        self.to_screen(u'[rtmpdump] '+line)
            proc.wait()
            if not cursor_in_new_line:
                self.to_screen(u'')
            return proc.returncode

        url = info_dict['url']
        player_url = info_dict.get('player_url', None)
        page_url = info_dict.get('page_url', None)
        app = info_dict.get('app', None)
        play_path = info_dict.get('play_path', None)
        tc_url = info_dict.get('tc_url', None)
        flash_version = info_dict.get('flash_version', None)
        live = info_dict.get('rtmp_live', False)
        conn = info_dict.get('rtmp_conn', None)

        self.report_destination(filename)
        tmpfilename = self.temp_name(filename)
        test = self.params.get('test', False)

        # Check for rtmpdump first
        try:
            subprocess.call(['rtmpdump', '-h'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
        except (OSError, IOError):
            self.report_error(u'RTMP download detected but "rtmpdump" could not be run')
            return False

        # Download using rtmpdump. rtmpdump returns exit code 2 when
        # the connection was interrumpted and resuming appears to be
        # possible. This is part of rtmpdump's normal usage, AFAIK.
        basic_args = ['rtmpdump', '--verbose', '-r', url, '-o', tmpfilename]
        if player_url is not None:
            basic_args += ['--swfVfy', player_url]
        if page_url is not None:
            basic_args += ['--pageUrl', page_url]
        if app is not None:
            basic_args += ['--app', app]
        if play_path is not None:
            basic_args += ['--playpath', play_path]
        if tc_url is not None:
            basic_args += ['--tcUrl', url]
        if test:
            basic_args += ['--stop', '1']
        if flash_version is not None:
            basic_args += ['--flashVer', flash_version]
        if live:
            basic_args += ['--live']
        if conn:
            basic_args += ['--conn', conn]
        args = basic_args + [[], ['--resume', '--skip', '1']][self.params.get('continuedl', False)]

        if sys.platform == 'win32' and sys.version_info < (3, 0):
            # Windows subprocess module does not actually support Unicode
            # on Python 2.x
            # See http://stackoverflow.com/a/9951851/35070
            subprocess_encoding = sys.getfilesystemencoding()
            args = [a.encode(subprocess_encoding, 'ignore') for a in args]
        else:
            subprocess_encoding = None

        if self.params.get('verbose', False):
            if subprocess_encoding:
                str_args = [
                    a.decode(subprocess_encoding) if isinstance(a, bytes) else a
                    for a in args]
            else:
                str_args = args
            try:
                import pipes
                shell_quote = lambda args: ' '.join(map(pipes.quote, str_args))
            except ImportError:
                shell_quote = repr
            self.to_screen(u'[debug] rtmpdump command line: ' + shell_quote(str_args))

        RD_SUCCESS = 0
        RD_FAILED = 1
        RD_INCOMPLETE = 2

        retval = run_rtmpdump(args)

        while (retval == RD_INCOMPLETE or retval == RD_FAILED) and not test:
            prevsize = os.path.getsize(encodeFilename(tmpfilename))
            self.to_screen(u'[rtmpdump] %s bytes' % prevsize)
            time.sleep(5.0) # This seems to be needed
            retval = run_rtmpdump(basic_args + ['-e'] + [[], ['-k', '1']][retval == RD_FAILED])
            cursize = os.path.getsize(encodeFilename(tmpfilename))
            if prevsize == cursize and retval == RD_FAILED:
                break
             # Some rtmp streams seem abort after ~ 99.8%. Don't complain for those
            if prevsize == cursize and retval == RD_INCOMPLETE and cursize > 1024:
                self.to_screen(u'[rtmpdump] Could not download the whole video. This can happen for some advertisements.')
                retval = RD_SUCCESS
                break
        if retval == RD_SUCCESS or (test and retval == RD_INCOMPLETE):
            fsize = os.path.getsize(encodeFilename(tmpfilename))
            self.to_screen(u'[rtmpdump] %s bytes' % fsize)
            self.try_rename(tmpfilename, filename)
            self._hook_progress({
                'downloaded_bytes': fsize,
                'total_bytes': fsize,
                'filename': filename,
                'status': 'finished',
            })
            return True
        else:
            self.to_stderr(u"\n")
            self.report_error(u'rtmpdump exited with code %d' % retval)
            return False
Commit	Line	Data
3bc2ddcc JMF	1	import os
	2	import re
	3	import subprocess
	4	import sys
	5	import time
	6
	7	from .common import FileDownloader
	8	from ..utils import (
	9	encodeFilename,
	10	format_bytes,
	11	)
	12
	13
	14	class RtmpFD(FileDownloader):
	15	def real_download(self, filename, info_dict):
	16	def run_rtmpdump(args):
	17	start = time.time()
	18	resume_percent = None
	19	resume_downloaded_data_len = None
	20	proc = subprocess.Popen(args, stderr=subprocess.PIPE)
	21	cursor_in_new_line = True
	22	proc_stderr_closed = False
	23	while not proc_stderr_closed:
	24	# read line from stderr
	25	line = u''
	26	while True:
	27	char = proc.stderr.read(1)
	28	if not char:
	29	proc_stderr_closed = True
	30	break
	31	if char in [b'\r', b'\n']:
	32	break
	33	line += char.decode('ascii', 'replace')
	34	if not line:
	35	# proc_stderr_closed is True
	36	continue
	37	mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec \(([0-9]{1,2}\.[0-9])%\)', line)
	38	if mobj:
	39	downloaded_data_len = int(float(mobj.group(1))*1024)
	40	percent = float(mobj.group(2))
	41	if not resume_percent:
	42	resume_percent = percent
	43	resume_downloaded_data_len = downloaded_data_len
	44	eta = self.calc_eta(start, time.time(), 100-resume_percent, percent-resume_percent)
	45	speed = self.calc_speed(start, time.time(), downloaded_data_len-resume_downloaded_data_len)
	46	data_len = None
	47	if percent > 0:
	48	data_len = int(downloaded_data_len * 100 / percent)
	49	data_len_str = u'~' + format_bytes(data_len)
	50	self.report_progress(percent, data_len_str, speed, eta)
	51	cursor_in_new_line = False
	52	self._hook_progress({
	53	'downloaded_bytes': downloaded_data_len,
	54	'total_bytes': data_len,
	55	'tmpfilename': tmpfilename,
	56	'filename': filename,
	57	'status': 'downloading',
	58	'eta': eta,
	59	'speed': speed,
	60	})
	61	else:
	62	# no percent for live streams
	63	mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec', line)
	64	if mobj:
65	downloaded_data_len = int(float(mobj.group(1))*1024)
66	time_now = time.time()
67	speed = self.calc_speed(start, time_now, downloaded_data_len)
68	self.report_progress_live_stream(downloaded_data_len, speed, time_now - start)
69	cursor_in_new_line = False
70	self._hook_progress({
71	'downloaded_bytes': downloaded_data_len,
72	'tmpfilename': tmpfilename,
73	'filename': filename,
74	'status': 'downloading',
75	'speed': speed,
76	})
77	elif self.params.get('verbose', False):
78	if not cursor_in_new_line:
79	self.to_screen(u'')
80	cursor_in_new_line = True
81	self.to_screen(u'[rtmpdump] '+line)
82	proc.wait()
83	if not cursor_in_new_line:
84	self.to_screen(u'')
85	return proc.returncode
86
87	url = info_dict['url']
88	player_url = info_dict.get('player_url', None)
89	page_url = info_dict.get('page_url', None)
082c6c86	90	app = info_dict.get('app', None)
3bc2ddcc JMF	91	play_path = info_dict.get('play_path', None)
3bc2ddcc JMF	92	tc_url = info_dict.get('tc_url', None)
082c6c86	93	flash_version = info_dict.get('flash_version', None)
3bc2ddcc JMF	94	live = info_dict.get('rtmp_live', False)
	95	conn = info_dict.get('rtmp_conn', None)
	96
	97	self.report_destination(filename)
	98	tmpfilename = self.temp_name(filename)
	99	test = self.params.get('test', False)
	100
	101	# Check for rtmpdump first
	102	try:
	103	subprocess.call(['rtmpdump', '-h'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
	104	except (OSError, IOError):
	105	self.report_error(u'RTMP download detected but "rtmpdump" could not be run')
	106	return False
	107
	108	# Download using rtmpdump. rtmpdump returns exit code 2 when
	109	# the connection was interrumpted and resuming appears to be
	110	# possible. This is part of rtmpdump's normal usage, AFAIK.
	111	basic_args = ['rtmpdump', '--verbose', '-r', url, '-o', tmpfilename]
	112	if player_url is not None:
	113	basic_args += ['--swfVfy', player_url]
	114	if page_url is not None:
	115	basic_args += ['--pageUrl', page_url]
082c6c86 S	116	if app is not None:
082c6c86 S	117	basic_args += ['--app', app]
3bc2ddcc JMF	118	if play_path is not None:
	119	basic_args += ['--playpath', play_path]
	120	if tc_url is not None:
	121	basic_args += ['--tcUrl', url]
	122	if test:
	123	basic_args += ['--stop', '1']
082c6c86 S	124	if flash_version is not None:
082c6c86 S	125	basic_args += ['--flashVer', flash_version]
3bc2ddcc JMF	126	if live:
	127	basic_args += ['--live']
	128	if conn:
	129	basic_args += ['--conn', conn]
	130	args = basic_args + [[], ['--resume', '--skip', '1']][self.params.get('continuedl', False)]
	131
	132	if sys.platform == 'win32' and sys.version_info < (3, 0):
	133	# Windows subprocess module does not actually support Unicode
	134	# on Python 2.x
	135	# See http://stackoverflow.com/a/9951851/35070
	136	subprocess_encoding = sys.getfilesystemencoding()
	137	args = [a.encode(subprocess_encoding, 'ignore') for a in args]
	138	else:
	139	subprocess_encoding = None
	140
	141	if self.params.get('verbose', False):
	142	if subprocess_encoding:
	143	str_args = [
	144	a.decode(subprocess_encoding) if isinstance(a, bytes) else a
	145	for a in args]
	146	else:
	147	str_args = args
	148	try:
	149	import pipes
	150	shell_quote = lambda args: ' '.join(map(pipes.quote, str_args))
	151	except ImportError:
	152	shell_quote = repr
	153	self.to_screen(u'[debug] rtmpdump command line: ' + shell_quote(str_args))
	154
35241756 S	155	RD_SUCCESS = 0
	156	RD_FAILED = 1
	157	RD_INCOMPLETE = 2
	158
3bc2ddcc JMF	159	retval = run_rtmpdump(args)
3bc2ddcc JMF	160
ad242b5f	161	while (retval == RD_INCOMPLETE or retval == RD_FAILED) and not test:
3bc2ddcc JMF	162	prevsize = os.path.getsize(encodeFilename(tmpfilename))
	163	self.to_screen(u'[rtmpdump] %s bytes' % prevsize)
	164	time.sleep(5.0) # This seems to be needed
35241756	165	retval = run_rtmpdump(basic_args + ['-e'] + [[], ['-k', '1']][retval == RD_FAILED])
3bc2ddcc	166	cursize = os.path.getsize(encodeFilename(tmpfilename))
35241756	167	if prevsize == cursize and retval == RD_FAILED:
3bc2ddcc JMF	168	break
3bc2ddcc JMF	169	# Some rtmp streams seem abort after ~ 99.8%. Don't complain for those
35241756	170	if prevsize == cursize and retval == RD_INCOMPLETE and cursize > 1024:
3bc2ddcc	171	self.to_screen(u'[rtmpdump] Could not download the whole video. This can happen for some advertisements.')
35241756	172	retval = RD_SUCCESS
3bc2ddcc	173	break
35241756	174	if retval == RD_SUCCESS or (test and retval == RD_INCOMPLETE):
3bc2ddcc JMF	175	fsize = os.path.getsize(encodeFilename(tmpfilename))
	176	self.to_screen(u'[rtmpdump] %s bytes' % fsize)
	177	self.try_rename(tmpfilename, filename)
	178	self._hook_progress({
	179	'downloaded_bytes': fsize,
	180	'total_bytes': fsize,
	181	'filename': filename,
	182	'status': 'finished',
	183	})
	184	return True
	185	else:
	186	self.to_stderr(u"\n")
	187	self.report_error(u'rtmpdump exited with code %d' % retval)
	188	return False