def run(self):
"""
Spawn i3status using a self generated config file and poll its output.
"""
try:
with NamedTemporaryFile(prefix='py3status_') as tmpfile:
self.write_tmp_i3status_config(tmpfile)
syslog(
LOG_INFO, 'i3status spawned using config file {}'.format(
tmpfile.name))
i3status_pipe = Popen(
['i3status', '-c', tmpfile.name],
stdout=PIPE,
stderr=PIPE,
)
self.poller_inp = IOPoller(i3status_pipe.stdout)
self.poller_err = IOPoller(i3status_pipe.stderr)
self.tmpfile_path = tmpfile.name
try:
# loop on i3status output
while self.lock.is_set():
line = self.poller_inp.readline()
if line:
if line.startswith('[{'):
print_line(line)
with jsonify(line) as (prefix, json_list):
self.last_output = json_list
self.last_prefix = ','
self.set_responses(json_list)
self.ready = True
elif not line.startswith(','):
if 'version' in line:
header = loads(line)
header.update({'click_events': True})
line = dumps(header)
print_line(line)
else:
with jsonify(line) as (prefix, json_list):
self.last_output = json_list
self.last_prefix = prefix
self.set_responses(json_list)
else:
err = self.poller_err.readline()
code = i3status_pipe.poll()
if code is not None:
msg = 'i3status died'
if err:
msg += ' and said: {}'.format(err)
else:
msg += ' with code {}'.format(code)
raise IOError(msg)
except IOError:
err = sys.exc_info()[1]
self.error = err
except OSError:
# we cleanup the tmpfile ourselves so when the delete will occur
# it will usually raise an OSError: No such file or directory
pass
def spawn_i3status(self):
"""
Spawn i3status using a self generated config file and poll its output.
"""
try:
with NamedTemporaryFile(prefix="py3status_") as tmpfile:
self.write_tmp_i3status_config(tmpfile)
i3status_pipe = Popen(
[self.i3status_path, "-c", tmpfile.name],
stdout=PIPE,
stderr=PIPE,
# Ignore the SIGTSTP signal for this subprocess
preexec_fn=lambda: signal(SIGTSTP, SIG_IGN),
)
self.py3_wrapper.log(
"i3status spawned using config file {}".format(
tmpfile.name))
self.poller_inp = IOPoller(i3status_pipe.stdout)
self.poller_err = IOPoller(i3status_pipe.stderr)
self.tmpfile_path = tmpfile.name
# Store the pipe so we can signal it
self.i3status_pipe = i3status_pipe
try:
# loop on i3status output
while self.py3_wrapper.running:
line = self.poller_inp.readline()
if line:
# remove leading comma if present
if line[0] == ",":
line = line[1:]
if line.startswith("[{"):
json_list = loads(line)
self.last_output = json_list
self.set_responses(json_list)
self.ready = True
else:
err = self.poller_err.readline()
code = i3status_pipe.poll()
if code is not None:
msg = "i3status died"
if err:
msg += " and said: {}".format(err)
else:
msg += " with code {}".format(code)
raise IOError(msg)
except IOError:
err = sys.exc_info()[1]
self.error = err
self.py3_wrapper.log(err, "error")
except OSError:
self.error = "Problem starting i3status maybe it is not installed"
except Exception:
self.py3_wrapper.report_exception("", notify_user=True)
self.i3status_pipe = None
def spawn_i3status(self):
"""
Spawn i3status using a self generated config file and poll its output.
"""
try:
with NamedTemporaryFile(prefix='py3status_') as tmpfile:
self.write_tmp_i3status_config(tmpfile)
self.py3_wrapper.log(
'i3status spawned using config file {}'.format(
tmpfile.name))
i3status_pipe = Popen(
['i3status', '-c', tmpfile.name],
stdout=PIPE,
stderr=PIPE,
# Ignore the SIGTSTP signal for this subprocess
preexec_fn=lambda: signal(SIGTSTP, SIG_IGN))
self.poller_inp = IOPoller(i3status_pipe.stdout)
self.poller_err = IOPoller(i3status_pipe.stderr)
self.tmpfile_path = tmpfile.name
# Store the pipe so we can signal it
self.i3status_pipe = i3status_pipe
try:
# loop on i3status output
while self.lock.is_set():
line = self.poller_inp.readline()
if line:
# remove leading comma if present
if line[0] == ',':
line = line[1:]
if line.startswith('[{'):
json_list = loads(line)
self.last_output = json_list
self.set_responses(json_list)
self.ready = True
else:
err = self.poller_err.readline()
code = i3status_pipe.poll()
if code is not None:
msg = 'i3status died'
if err:
msg += ' and said: {}'.format(err)
else:
msg += ' with code {}'.format(code)
raise IOError(msg)
except IOError:
err = sys.exc_info()[1]
self.error = err
self.py3_wrapper.log(err, 'error')
except Exception:
err = sys.exc_info()[1]
self.error = err
self.py3_wrapper.log(err, 'error')
self.i3status_pipe = None
def run(self):
"""
Spawn i3status using a self generated config file and poll its output.
"""
try:
with NamedTemporaryFile(prefix='py3status_') as tmpfile:
self.write_tmp_i3status_config(tmpfile)
syslog(
LOG_INFO, 'i3status spawned using config file {}'.format(
tmpfile.name))
i3status_pipe = Popen(
['i3status', '-c', tmpfile.name],
stdout=PIPE,
stderr=PIPE,
# Ignore the SIGUSR2 signal for this subprocess
preexec_fn=lambda: signal(SIGUSR2, SIG_IGN))
self.poller_inp = IOPoller(i3status_pipe.stdout)
self.poller_err = IOPoller(i3status_pipe.stderr)
self.tmpfile_path = tmpfile.name
# Store the pipe so we can signal it
self.i3status_pipe = i3status_pipe
try:
# loop on i3status output
while self.lock.is_set():
line = self.poller_inp.readline()
if line:
# remove leading comma if present
if line[0] == ',':
line = line[1:]
if line.startswith('[{'):
json_list = loads(line)
self.last_output = json_list
self.set_responses(json_list)
self.ready = True
else:
err = self.poller_err.readline()
code = i3status_pipe.poll()
if code is not None:
msg = 'i3status died'
if err:
msg += ' and said: {}'.format(err)
else:
msg += ' with code {}'.format(code)
raise IOError(msg)
except IOError:
err = sys.exc_info()[1]
self.error = err
except OSError:
# we cleanup the tmpfile ourselves so when the delete will occur
# it will usually raise an OSError: No such file or directory
pass
self.i3status_pipe = None
