Congegni/sintonia
7
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

CC-5012:

Browse source 
remove all shell=True commands for subprocess calls

-fixed
This commit is contained in:
Martin Konecny 2013-03-07 18:33:55 -05:00
parent 0321464ab8
commit c2fb811100
2 changed files with 18 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

1
python_apps/media-monitor2/media/monitor/pure.py
View file

@ -415,6 +415,7 @@ def file_playable(pathname):
""" Returns True if 'pathname' is playable by liquidsoap. False """ Returns True if 'pathname' is playable by liquidsoap. False
otherwise. """ otherwise. """
#currently disabled because this confuses inotify....
return True return True
#remove all write permissions. This is due to stupid taglib library bug #remove all write permissions. This is due to stupid taglib library bug
#where all files are opened in write mode. The only way around this is to #where all files are opened in write mode. The only way around this is to

37
python_apps/pypo/media/update/replaygain.py
View file

@ -14,14 +14,14 @@ def get_process_output(command):
Run subprocess and return stdout Run subprocess and return stdout
""" """
logger.debug(command) logger.debug(command)
p = Popen(command, shell=True, stdout=PIPE) p = Popen(command, stdout=PIPE, stderr=PIPE)
return p.communicate()[0].strip() return p.communicate()[0].strip()
def run_process(command): def run_process(command):
""" """
Run subprocess and return "return code" Run subprocess and return "return code"
""" """
p = Popen(command, shell=True) p = Popen(command)
return os.waitpid(p.pid, 0)[1] return os.waitpid(p.pid, 0)[1]
def get_mime_type(file_path): def get_mime_type(file_path):
@ -31,7 +31,8 @@ def get_mime_type(file_path):
for files which do not have a mp3/ogg/flac extension. for files which do not have a mp3/ogg/flac extension.
""" """
return get_process_output("timeout 5 file -b --mime-type %s" % file_path) command = ['timeout', '5', 'file', '-b', '--mime-type', file_path]
return get_process_output(command)
def duplicate_file(file_path): def duplicate_file(file_path):
""" """
@ -89,41 +90,37 @@ def calculate_replay_gain(file_path):
temp_file_path = duplicate_file(file_path) temp_file_path = duplicate_file(file_path)
file_type = get_file_type(file_path) file_type = get_file_type(file_path)
nice_level = '15' nice_level = '19'
if file_type: if file_type:
if file_type == 'mp3': if file_type == 'mp3':
if run_process("which mp3gain > /dev/null") == 0: if run_process(['which', 'mp3gain']) == 0:
command = 'nice -n %s mp3gain -q "%s" 2> /dev/null' \ command = ['nice', '-n', nice_level, 'mp3gain', '-q', temp_file_path]
% (nice_level, temp_file_path)
out = get_process_output(command) out = get_process_output(command)
search = re.search(r'Recommended "Track" dB change: (.*)', \ search = re.search(r'Recommended "Track" dB change: (.*)', \
out) out)
else: else:
logger.warn("mp3gain not found") logger.warn("mp3gain not found")
elif file_type == 'vorbis': elif file_type == 'vorbis':
command = "which vorbisgain > /dev/null && which ogginfo > \ if run_process(['which', 'ogginfo']) == 0 and \
/dev/null" run_process(['which', 'vorbisgain']) == 0:
if run_process(command) == 0: command = ['nice', '-n', nice_level, 'vorbisgain', '-q', '-f', temp_file_path]
command = 'nice -n %s vorbisgain -q -f "%s" 2>/dev/null \
>/dev/null' % (nice_level,temp_file_path)
run_process(command) run_process(command)
out = get_process_output('ogginfo "%s"' % temp_file_path) out = get_process_output(['ogginfo', temp_file_path])
search = re.search(r'REPLAYGAIN_TRACK_GAIN=(.*) dB', out) search = re.search(r'REPLAYGAIN_TRACK_GAIN=(.*) dB', out)
else: else:
logger.warn("vorbisgain/ogginfo not found") logger.warn("vorbisgain/ogginfo not found")
elif file_type == 'flac': elif file_type == 'flac':
if run_process("which metaflac > /dev/null") == 0: if run_process(['which', 'metaflac']) == 0:
command = 'nice -n %s metaflac --add-replay-gain "%s"' \ command = ['nice', '-n', nice_level, 'metaflac', \
% (nice_level, temp_file_path) '--add-replay-gain', temp_file_path]
run_process(command) run_process(command)
command = 'nice -n %s metaflac \ command = ['nice', '-n', nice_level, 'metaflac', \
--show-tag=REPLAYGAIN_TRACK_GAIN "%s"' \ '--show-tag=REPLAYGAIN_TRACK_GAIN', \
% (nice_level, temp_file_path) temp_file_path]
out = get_process_output(command) out = get_process_output(command)
search = re.search(r'REPLAYGAIN_TRACK_GAIN=(.*) dB', out) search = re.search(r'REPLAYGAIN_TRACK_GAIN=(.*) dB', out)
else: logger.warn("metaflac not found") else: logger.warn("metaflac not found")