def _tls_init(self):
# Set up members for using tls, if requested.
if self.tls in (False, '-'):
self.tls = False
return
if self.tls in (None, True, ''):
self.tls = fhs.module_get_config('network')['tls']
if self.tls == '':
self.tls = socket.getfqdn()
elif self.tls == '-':
self.tls = False
return
# Use tls.
fc = fhs.read_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
fk = fhs.read_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
if fc is None or fk is None:
# Create new self-signed certificate.
certfile = fhs.write_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
csrfile = fhs.write_data(os.path.join('csr', self.tls + os.extsep + 'csr'), opened = False, packagename = 'network')
for p in (certfile, csrfile):
path = os.path.dirname(p)
if not os.path.exists(path):
os.makedirs(path)
keyfile = fhs.write_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
path = os.path.dirname(keyfile)
if not os.path.exists(path):
os.makedirs(path, 0o700)
os.system('openssl req -x509 -nodes -days 3650 -newkey rsa:4096 -subj "/CN=%s" -keyout "%s" -out "%s"' % (self.tls, keyfile, certfile))
os.system('openssl req -subj "/CN=%s" -new -key "%s" -out "%s"' % (self.tls, keyfile, csrfile))
fc = fhs.read_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
fk = fhs.read_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
self._tls_cert = fc
self._tls_key = fk
def _tls_init(self):
# Set up members for using tls, if requested.
if self.tls in (False, '-'):
self.tls = False
return
if self.tls in (None, True, ''):
self.tls = fhs.module_get_config('network')['tls']
if self.tls == '':
self.tls = socket.getfqdn()
elif self.tls == '-':
self.tls = False
return
# Use tls.
fc = fhs.read_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
fk = fhs.read_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
if fc is None or fk is None:
# Create new self-signed certificate.
certfile = fhs.write_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
csrfile = fhs.write_data(os.path.join('csr', self.tls + os.extsep + 'csr'), opened = False, packagename = 'network')
for p in (certfile, csrfile):
path = os.path.dirname(p)
if not os.path.exists(path):
os.makedirs(path)
keyfile = fhs.write_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
path = os.path.dirname(keyfile)
if not os.path.exists(path):
os.makedirs(path, 0o700)
os.system('openssl req -x509 -nodes -days 3650 -newkey rsa:4096 -subj "/CN=%s" -keyout "%s" -out "%s"' % (self.tls, keyfile, certfile))
os.system('openssl req -subj "/CN=%s" -new -key "%s" -out "%s"' % (self.tls, keyfile, csrfile))
fc = fhs.read_data(os.path.join('certs', self.tls + os.extsep + 'pem'), opened = False, packagename = 'network')
fk = fhs.read_data(os.path.join('private', self.tls + os.extsep + 'key'), opened = False, packagename = 'network')
self._tls_cert = fc
self._tls_key = fk
def _read_boards(self):
boards = {}
for d in fhs.read_data('hardware',
packagename='arduino',
dir=True,
multiple=True):
for board in os.listdir(d):
boards_txt = os.path.join(d, board,
'boards' + os.extsep + 'txt')
if not os.path.exists(boards_txt):
continue
with open(boards_txt) as b:
for line in b:
if line.startswith('#') or line.strip() == '':
continue
parse = re.match('([^.=]+)\.([^=]+)=(.*)$',
line.strip())
if parse is None:
log('Warning: invalid line in %s: %s' %
(boards_txt, line.strip()))
continue
tag, option, value = parse.groups()
if tag not in boards:
boards[tag] = {}
if option in boards[tag]:
if boards[tag][option] != value:
log('%s: duplicate tag %s.%s with different value (%s != %s); using %s'
%
(boards_txt, tag, option, value,
boards[tag][option], boards[tag][option]))
continue
boards[tag][option] = value
for tag in tuple(boards.keys()):
if 'name' not in boards[tag]:
boards[tag]['name'] = tag
if any(x not in boards[tag]
for x in ('upload.protocol', 'upload.speed', 'build.mcu',
'upload.maximum_size')):
log('skipping %s because hardware information is incomplete (%s)'
% (boards[tag]['name'], repr(boards[tag])))
del boards[tag]
continue
if int(boards[tag]['upload.maximum_size']) < 32000:
# Not enough memory; don't complain about skipping this board.
del boards[tag]
continue
if fhs.read_data(os.path.join(
'firmware', boards[tag]['build.mcu'] + os.extsep + 'hex'),
opened=False) is None:
log('skipping %s because firmware for %s is not installed' %
(boards[tag]['name'], boards[tag]['build.mcu']))
del boards[tag]
continue
return boards
def _get_command(self, board, port): # {{{
if board == 'bbbmelzi ':
return ('sudo', fhs.read_data(os.path.join('bb', 'flash-bb-0'), opened = False), fhs.read_data(os.path.join('bb', 'avrdude.conf'), opened = False), fhs.read_data(os.path.join('firmware', 'atmega1284p' + os.extsep + 'hex'), opened = False))
if board == 'bb4melzi ':
return ('sudo', fhs.read_data(os.path.join('bb', 'flash-bb-4'), opened = False), fhs.read_data(os.path.join('bb', 'avrdude.conf'), opened = False), fhs.read_data(os.path.join('firmware', 'atmega1284p' + os.extsep + 'hex'), opened = False))
boards = read_boards()
if board not in boards:
raise ValueError('board type not supported')
filename = fhs.read_data(os.path.join('firmware', boards[board]['build.mcu'] + os.extsep + 'hex'), opened = False)
if filename is None:
raise NotImplementedError('Firmware is not available')
return ('avrdude', '-D', '-q', '-q', '-p', boards[board]['build.mcu'], '-C', '/etc/avrdude.conf', '-b', boards[board]['upload.speed'], '-c', boards[board]['upload.protocol'], '-P', port, '-U', 'flash:w:' + filename + ':i')
def create_printer(uuid=None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid', uuid, '--cdriver',
fhs.read_data('franklin-cdriver', opened=False), '--allow-system',
config['allow-system']) + (('--system', ) if fhs.is_system else ()) +
(('--arc', 'False') if not config['arc'] else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
printers[uuid] = Printer(None, process, None, None)
return uuid
def _get_command(self, board, port): # {{{
if board == 'bbbmelzi ':
return ('sudo', fhs.read_data('flash-bbb', opened=False),
fhs.read_data('avrdude.conf', opened=False),
fhs.read_data(os.path.join(
'firmware', 'atmega1284p' + os.extsep + 'hex'),
opened=False))
if board == 'bb4melzi ':
return ('sudo', fhs.read_data('flash-bb-O4', opened=False),
fhs.read_data('avrdude.conf', opened=False),
fhs.read_data(os.path.join(
'firmware', 'atmega1284p' + os.extsep + 'hex'),
opened=False))
boards = self._read_boards()
if board not in boards:
raise ValueError('board type not supported')
filename = fhs.read_data(os.path.join(
'firmware', boards[board]['build.mcu'] + os.extsep + 'hex'),
opened=False)
if filename is None:
raise NotImplementedError('Firmware is not available')
return ('avrdude', '-q', '-q', '-p', boards[board]['build.mcu'], '-b',
boards[board]['upload.speed'], '-c',
boards[board]['upload.protocol'], '-P', port, '-U',
'flash:w:' + filename + ':i')
def clear_cache():
basedirs = fhs.read_data('db', dir = True, opened = False, multiple = True)
cachefile = os.path.join(basedirs[0],"cache.pickle");
if os.path.exists(cachefile):
logging.info ("Clearing cache file {}".format(os.path.join(basedirs[0],"cache.pickle")))
try:
os.remove(cachefile)
except Exception as e:
logging.exception("Clearing cache failed",e)
def clear_cache():
basedirs = fhs.read_data('db', dir=True, opened=False, multiple=True)
cachefile = os.path.join(basedirs[0], "cache.pickle")
if os.path.exists(cachefile):
logging.info("Clearing cache file {}".format(
os.path.join(basedirs[0], "cache.pickle")))
try:
os.remove(cachefile)
except Exception as e:
logging.exception("Clearing cache failed", e)
def create_machine(uuid=None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid', uuid,
'--allow-system', config['allow-system']) +
(('--system', ) if fhs.is_system else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
machines[uuid] = Machine(None, process, None)
return uuid
def read_boards(): # {{{
boards = {}
for d in fhs.read_data('hardware', packagename = 'arduino', dir = True, multiple = True):
for board in os.listdir(d):
boards_txt = os.path.join(d, board, 'boards' + os.extsep + 'txt')
if not os.path.exists(boards_txt):
continue
with open(boards_txt) as b:
for line in b:
if line.startswith('#') or line.strip() == '':
continue
parse = re.match('([^.=]+)\.([^=]+)=(.*)$', line.strip())
if parse is None:
log('Warning: invalid line in %s: %s' % (boards_txt, line.strip()))
continue
tag, option, value = parse.groups()
if tag not in boards:
boards[tag] = {}
if option in boards[tag]:
if boards[tag][option] != value:
log('%s: duplicate tag %s.%s with different value (%s != %s); using %s' % (boards_txt, tag, option, value, boards[tag][option], boards[tag][option]))
continue
boards[tag][option] = value
for tag in tuple(boards.keys()):
if 'name' not in boards[tag]:
boards[tag]['name'] = tag
if any(x not in boards[tag] for x in ('upload.protocol', 'upload.speed', 'build.mcu', 'upload.maximum_size')):
#log('skipping %s because hardware information is incomplete (%s)' % (boards[tag]['name'], repr(boards[tag])))
del boards[tag]
continue
if int(boards[tag]['upload.maximum_size']) < 30000:
# Not enough memory; don't complain about skipping this board.
del boards[tag]
continue
if fhs.read_data(os.path.join('firmware', boards[tag]['build.mcu'] + os.extsep + 'hex'), opened = False) is None:
#log('skipping %s because firmware for %s is not installed' % (boards[tag]['name'], boards[tag]['build.mcu']))
del boards[tag]
continue
return boards
def read(use_cache=True, unique_names=False):
'''Read all db files from all fhs data directories (and pwd)
Return list of tracks.'''
# db = list of tracks.
# track = { 'name': name, 'files': list of (filename, offset), 'announcefiles' : list of (filename, offset),'fragments': list of fragments and groups, 'end': time }
# fragment = ( 'fragment', name, start_time )
# group = ( 'group', name, list of fragments and groups )
tracks = []
basedirs = fhs.read_data('db', dir=True, opened=False, multiple=True)
if use_cache:
try:
import pickle
logging.info("Trying to use cache from {}".format(
os.path.join(basedirs[0], "cache.pickle")))
tracks = pickle.load(
open(os.path.join(basedirs[0], "cache.pickle"), 'rb'))
except Exception as e: #TODO: Narrow exception class.
logging.info("Cache not found")
if len(tracks) > 1:
return tracks
# Parse all fragments files.
used = set()
usednames = set()
for dirname in basedirs:
for root, dirs, files in os.walk(dirname, followlinks=True):
if FRAGMENTS in files:
if makepath(root, FRAGMENTS) in used:
continue
used.add(makepath(root, FRAGMENTS))
parse_fragments(root, tracks, used, usednames)
# Add all other files.
for dirname in basedirs:
for root, dirs, files in os.walk(dirname, followlinks=True):
root = os.path.abspath(root)
for filename in files:
if makepath(root, filename) in used:
continue
if os.path.splitext(filename)[1] not in exts:
continue
tracks.append(add_unfragmented_file(filename, root, usednames))
used.add(makepath(filename, root))
tracks = load_test_tracks(tracks)
try:
import pickle
logging.info("Writing cache")
pickle.dump(tracks,
open(os.path.join(basedirs[0], "cache.pickle"), 'wb'))
except Exception as e:
logging.warning("Writing cache failed")
logging.exception(e)
return tracks
def boot_printer_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 Checksum:3
while len(id[0]) < 12:
try:
data = printer.read(12 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 12:
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' % (''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start,)))
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This printer was running and tried to send an id. Check the id.
id[0] = id[0][1:9]
if id[0] in orphans:
log('accepting orphan %s on %s' % (''.join('%02x' % x for x in id[0]), port))
ports[port] = orphans.pop(id[0])
ports[port].port = port
def close_port(success, data):
log('reconnect complete; closing server port')
printer.close()
log('reconnecting %s' % port)
ports[port].call('reconnect', ['admin', port], {}, lambda success, ret: ports[port].call('send_printer', ['admin', None], {}, close_port) if success else close_port)
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
log('accepting unknown printer on port %s (id %s)' % (port, ''.join('%02x' % x for x in run_id)))
#log('orphans: %s' % repr(tuple(orphans.keys())))
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--cdriver', fhs.read_data('franklin-cdriver', opened = False), '--port', port, '--run-id', run_id, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
ports[port] = Port(port, process, printer, run_id)
return False
def find_path(name, packagename): # {{{
'''Search name from environment, in current directory, and in user configuration.'''
# Allow overriding with environment keys.
d = os.getenv('GUI_PATH_' + packagename.upper())
if d is not None and os.path.exists(os.path.join(d, name)):
return d
d = os.getenv('GUI_PATH')
if d is not None and os.path.exists(os.path.join(d, name)):
return d
ret = fhs.read_data(name, opened = False, packagename = packagename)
if ret is not None:
return ret
# Give up.
sys.stderr.write('Warning: gui definition for %s not found\n' % name)
return None
def read(use_cache = True, unique_names = False):
'''Read all db files from all fhs data directories (and pwd)
Return list of tracks.'''
# db = list of tracks.
# track = { 'name': name, 'files': list of (filename, offset), 'announcefiles' : list of (filename, offset),'fragments': list of fragments and groups, 'end': time }
# fragment = ( 'fragment', name, start_time )
# group = ( 'group', name, list of fragments and groups )
tracks = []
basedirs = fhs.read_data('db', dir = True, opened = False, multiple = True)
if use_cache:
try:
import pickle
logging.info ("Trying to use cache from {}".format(os.path.join(basedirs[0],"cache.pickle")))
tracks = pickle.load(open(os.path.join(basedirs[0],"cache.pickle"),'rb'))
except Exception as e: #TODO: Narrow exception class.
logging.info("Cache not found")
if len(tracks) > 1:
return tracks
# Parse all fragments files.
used = set()
usednames = set()
for dirname in basedirs:
for root, dirs, files in os.walk(dirname, followlinks=True):
if FRAGMENTS in files:
if makepath(root, FRAGMENTS) in used:
continue
used.add(makepath(root, FRAGMENTS))
parse_fragments(root, tracks, used, usednames)
# Add all other files.
for dirname in basedirs:
for root, dirs, files in os.walk(dirname, followlinks=True):
root = os.path.abspath(root)
for filename in files:
if makepath(root, filename) in used:
continue
if os.path.splitext(filename)[1] not in exts:
continue
tracks.append(add_unfragmented_file(filename, root, usednames))
used.add(makepath(filename,root))
tracks = load_test_tracks(tracks)
try:
import pickle
logging.info ("Writing cache")
pickle.dump(tracks,open(os.path.join(basedirs[0],"cache.pickle"),'wb'))
except Exception as e:
logging.warning ("Writing cache failed")
logging.exception (e)
return tracks
def upload(self, port, board): # {{{
assert self.socket.data['role'] in ('benjamin', 'admin')
assert ports[port] is None
resumeinfo = [(yield), None]
sudo, brd, protocol, baudrate, mcu = self._get_info(board)
self.disable(port)
data = ['']
filename = fhs.read_data(os.path.join('firmware', brd + '.hex'), opened = False)
command = sudo + (config['avrdude'], '-q', '-q', '-c', protocol) + baudrate + ('-p', mcu, '-P', port, '-U', 'flash:w:' + filename + ':i')
log('Flashing firmware: ' + ' '.join(command))
process = subprocess.Popen(command, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.STDOUT, close_fds = True)
def output(fd, cond):
d = ''
try:
d = process.stdout.read()
except:
data[0] += '\nError writing %s firmware: ' % board + traceback.format_exc()
log(repr(data[0]))
resumeinfo[0](data[0])
return False
if d != '':
self._broadcast(None, 'message', port, '\n'.join(data[0].split('\n')[-4:]))
data[0] += d
return True
resumeinfo[0](data[0])
return False
fl = fcntl.fcntl(process.stdout.fileno(), fcntl.F_GETFL)
fcntl.fcntl(process.stdout.fileno(), fcntl.F_SETFL, fl | os.O_NONBLOCK)
GLib.io_add_watch(process.stdout, GLib.IO_IN | GLib.IO_PRI | GLib.IO_HUP, output)
self._broadcast(None, 'blocked', port, 'uploading firmware for %s' % board)
self._broadcast(None, 'message', port, '')
d = (yield websockets.WAIT)
try:
process.kill() # In case it wasn't dead yet.
except OSError:
pass
process.communicate() # Clean up.
self._broadcast(None, 'blocked', port, None)
self._broadcast(None, 'message', port, '')
if autodetect:
websockets.call(None, self.detect, port)()
if d:
yield ('firmware upload for %s: ' % board + d)
else:
yield ('firmware for %s successfully uploaded' % board)
'tls': 'True',
})
# }}}
# Global variables. {{{
httpd = None
default_printer = (None, None)
ports = {}
autodetect = config['autodetect'].lower() == 'true'
tls = config['tls'].lower() == 'true'
orphans = {}
scripts = {}
# }}}
# Load scripts. {{{
for d in fhs.read_data('scripts', dir = True, multiple = True):
for s in os.listdir(d):
name, ext = os.path.splitext(s)
if ext != os.extsep + 'js' or name in scripts:
continue
dataname = os.path.join(d, name + os.extsep + 'dat')
scripts[name] = [open(os.path.join(d, s)).read(), open(dataname).read() if os.path.exists(dataname) else None]
nextscriptname = 0
while '%04d' % nextscriptname in scripts:
nextscriptname += 1
# }}}
class Server(websocketd.RPChttpd): # {{{
def auth_message(self, connection, is_websocket):
path = connection.address.path
for extra in ('/', '/websocket'):
'tls': 'True',
})
# }}}
# Global variables. {{{
httpd = None
default_printer = (None, None)
ports = {}
autodetect = config['autodetect'].lower() == 'true'
tls = config['tls'].lower() == 'true'
orphans = {}
scripts = {}
# }}}
# Load scripts. {{{
for d in fhs.read_data('scripts', dir=True, multiple=True):
for s in os.listdir(d):
name, ext = os.path.splitext(s)
if ext != os.extsep + 'js' or name in scripts:
continue
dataname = os.path.join(d, name + os.extsep + 'dat')
scripts[name] = [
open(os.path.join(d, s)).read(),
open(dataname).read() if os.path.exists(dataname) else None
]
nextscriptname = 0
while '%04d' % nextscriptname in scripts:
nextscriptname += 1
# }}}
def boot_machine_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 + 16 Checksum:9 Total: 34
while len(id[0]) < 34:
try:
data = machine.read(34 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 34:
if len(id[0]) > 0 and id[0][0] == protocol.single[
'CONTROLLER'][0]:
# This is a controller. Spawn the process, then cancel this detection.
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
log('Starting controller driver on ' + port)
env = os.environ.copy()
env['PORT'] = port
subprocess.Popen(config['controller'],
env=env,
shell=True)
return False
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' %
(''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start, )), 1)
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This machine was running and tried to send an id. Check the id.
uuid = id[0][9:9 + 16]
if (uuid[7] & 0xf0) != 0x40 or (uuid[9] & 0xc0) != 0x80:
# Broken uuid; create a new one and set it.
log('broken uuid: ' + repr(uuid))
uuid = None
else:
uuid = ''.join('%02x' % x for x in uuid[:16])
uuid = uuid[:8] + '-' + uuid[8:12] + '-' + uuid[
12:16] + '-' + uuid[16:20] + '-' + uuid[20:32]
id[0] = id[0][1:9]
running_machine = [
p for p in machines if machines[p].run_id == id[0]
]
assert len(running_machine) < 2
if len(running_machine) > 0:
p = running_machine[0]
assert p.uuid == uuid
if p.port is not None:
disable(
p.uuid,
'disabled machine which was detected on different port'
)
log('rediscovered machine %s on %s' %
(''.join('%02x' % x for x in id[0]), port))
ports[port] = p.uuid
p.port = port
def close_port(success, data):
log('reconnect complete; closing server port')
machine.close()
p.call(
'reconnect', ['admin', port], {},
lambda success, ret: (ports[port].call(
'send_machine', ['admin', None], {}, close_port)
if success else close_port()))
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
# Find uuid or create new Machine object.
if uuid in machines:
log('accepting known machine on port %s (uuid %s)' %
(port, uuid))
machines[uuid].port = port
ports[port] = uuid
log('connecting %s to port %s' % (uuid, port))
machines[uuid].call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
else:
log('accepting unknown machine on port %s' % port)
# Close detect port so it doesn't interfere.
machine.close()
#log('machines: %s' % repr(tuple(machines.keys())))
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid',
uuid if uuid is not None else '', '--allow-system',
config['allow-system']) +
(('--system', ) if fhs.is_system else
()) + (('--arc', 'False') if not config['arc'] else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
new_machine = Machine(port,
process,
run_id,
send=uuid is not None)
def finish():
log('finish detect %s' % repr(uuid))
ports[port] = uuid
machines[uuid] = new_machine
log('connecting new machine %s to port %s' % (uuid, port))
new_machine.call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
if uuid is None:
def prefinish(success, uuid):
assert success
new_machine.uuid = uuid
new_machine.finish(finish)
new_machine.call('reset_uuid', ['admin'], {}, prefinish)
else:
finish()
return False
def detect(port): # {{{
log('detecting machine on %s' % port)
if port not in ports:
log('port does not exist')
return
if ports[port] != None:
# Abort detection in progress.
if ports[port]:
disable(ports[port], 'disabled to prepare for detection')
if ports[port] != None:
# This should never happen.
log('BUG: port is not in detectable state. Please report this.')
return
broadcast(None, 'port_state', port, 1)
if port == '-' or port.startswith('!'):
run_id = nextid()
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid', '-',
'--allow-system', config['allow-system']) +
(('--system', ) if fhs.is_system else
()) + (('--arc', 'False') if not config['arc'] else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
machines[port] = Machine(port, process, run_id)
ports[port] = port
return False
if not os.path.exists(port):
log("not detecting on %s, because file doesn't exist." % port)
return False
if config['predetect']:
env = os.environ.copy()
env['PORT'] = port
subprocess.call(config['predetect'], env=env, shell=True)
try:
machine = serial.Serial(port, baudrate=115200, timeout=0)
except serial.SerialException as e:
log('failed to open serial port %s (%s).' % (port, str(e)))
del ports[port]
#traceback.print_exc()
return False
# We need to get the machine id first. If the machine is booting, this can take a while.
id = [None, None, None, None] # data, timeouts, had data
# Wait to make sure the command is interpreted as a new packet.
def part2():
id[0] = b''
id[1] = 0
id[2] = False
def timeout():
id[1] += 1
if id[1] >= 30:
# Timeout. Give up.
websocketd.remove_read(watcher)
machine.close()
log('Timeout waiting for machine on port %s; giving up.' %
port)
ports[port] = None
broadcast(None, 'port_state', port, 0)
return
if not id[2]:
machine.write(protocol.single['ID'])
else:
id[2] = False
timeout_handle[0] = websocketd.add_timeout(time.time() + .5,
timeout)
def boot_machine_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 + 16 Checksum:9 Total: 34
while len(id[0]) < 34:
try:
data = machine.read(34 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 34:
if len(id[0]) > 0 and id[0][0] == protocol.single[
'CONTROLLER'][0]:
# This is a controller. Spawn the process, then cancel this detection.
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
log('Starting controller driver on ' + port)
env = os.environ.copy()
env['PORT'] = port
subprocess.Popen(config['controller'],
env=env,
shell=True)
return False
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' %
(''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start, )), 1)
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This machine was running and tried to send an id. Check the id.
uuid = id[0][9:9 + 16]
if (uuid[7] & 0xf0) != 0x40 or (uuid[9] & 0xc0) != 0x80:
# Broken uuid; create a new one and set it.
log('broken uuid: ' + repr(uuid))
uuid = None
else:
uuid = ''.join('%02x' % x for x in uuid[:16])
uuid = uuid[:8] + '-' + uuid[8:12] + '-' + uuid[
12:16] + '-' + uuid[16:20] + '-' + uuid[20:32]
id[0] = id[0][1:9]
running_machine = [
p for p in machines if machines[p].run_id == id[0]
]
assert len(running_machine) < 2
if len(running_machine) > 0:
p = running_machine[0]
assert p.uuid == uuid
if p.port is not None:
disable(
p.uuid,
'disabled machine which was detected on different port'
)
log('rediscovered machine %s on %s' %
(''.join('%02x' % x for x in id[0]), port))
ports[port] = p.uuid
p.port = port
def close_port(success, data):
log('reconnect complete; closing server port')
machine.close()
p.call(
'reconnect', ['admin', port], {},
lambda success, ret: (ports[port].call(
'send_machine', ['admin', None], {}, close_port)
if success else close_port()))
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
# Find uuid or create new Machine object.
if uuid in machines:
log('accepting known machine on port %s (uuid %s)' %
(port, uuid))
machines[uuid].port = port
ports[port] = uuid
log('connecting %s to port %s' % (uuid, port))
machines[uuid].call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
else:
log('accepting unknown machine on port %s' % port)
# Close detect port so it doesn't interfere.
machine.close()
#log('machines: %s' % repr(tuple(machines.keys())))
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid',
uuid if uuid is not None else '', '--allow-system',
config['allow-system']) +
(('--system', ) if fhs.is_system else
()) + (('--arc', 'False') if not config['arc'] else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
new_machine = Machine(port,
process,
run_id,
send=uuid is not None)
def finish():
log('finish detect %s' % repr(uuid))
ports[port] = uuid
machines[uuid] = new_machine
log('connecting new machine %s to port %s' % (uuid, port))
new_machine.call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
if uuid is None:
def prefinish(success, uuid):
assert success
new_machine.uuid = uuid
new_machine.finish(finish)
new_machine.call('reset_uuid', ['admin'], {}, prefinish)
else:
finish()
return False
def boot_machine_error():
log('error during machine detection on port %s.' % port)
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
return False
machine.write(protocol.single['ID'])
timeout_handle = [websocketd.add_timeout(time.time() + .5, timeout)]
watcher = websocketd.add_read(machine, boot_machine_input,
boot_machine_error)
def cancel():
websocketd.remove_timeout(timeout_handle[0])
websocketd.remove_read(watcher)
machine.close()
ports[port] = None
ports[port] = cancel
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
handle = websocketd.add_timeout(time.time() + 1.5, part2)
def cancel():
websocketd.remove_timeout(handle)
ports[port] = None
ports[port] = cancel
def boot_machine_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 + 16 Checksum:9 Total: 34
while len(id[0]) < 34:
try:
data = machine.read(34 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 34:
if len(id[0]) > 0 and id[0][0] == protocol.single['CONTROLLER'][0]:
# This is a controller. Spawn the process, then cancel this detection.
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
log('Starting controller driver on ' + port)
env = os.environ.copy()
env['PORT'] = port
subprocess.Popen(config['controller'], env = env, shell = True)
return False
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' % (''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start,)), 1)
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This machine was running and tried to send an id. Check the id.
uuid = id[0][9:9 + 16]
if (uuid[7] & 0xf0) != 0x40 or (uuid[9] & 0xc0) != 0x80:
# Broken uuid; create a new one and set it.
log('broken uuid: ' + repr(uuid))
uuid = None
else:
uuid = ''.join('%02x' % x for x in uuid[:16])
uuid = uuid[:8] + '-' + uuid[8:12] + '-' + uuid[12:16] + '-' + uuid[16:20] + '-' + uuid[20:32]
id[0] = id[0][1:9]
running_machine = [p for p in machines if machines[p].run_id == id[0]]
assert len(running_machine) < 2
if len(running_machine) > 0:
p = running_machine[0]
assert p.uuid == uuid
if p.port is not None:
disable(p.uuid, 'disabled machine which was detected on different port')
log('rediscovered machine %s on %s' % (''.join('%02x' % x for x in id[0]), port))
ports[port] = p.uuid
p.port = port
def close_port(success, data):
log('reconnect complete; closing server port')
machine.close()
p.call('reconnect', ['admin', port], {}, lambda success, ret: (ports[port].call('send_machine', ['admin', None], {}, close_port) if success else close_port()))
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
# Find uuid or create new Machine object.
if uuid in machines:
log('accepting known machine on port %s (uuid %s)' % (port, uuid))
machines[uuid].port = port
ports[port] = uuid
log('connecting %s to port %s' % (uuid, port))
machines[uuid].call('connect', ['admin', port, [chr(x) for x in run_id]], {}, lambda success, ret: None)
else:
log('accepting unknown machine on port %s' % port)
# Close detect port so it doesn't interfere.
machine.close()
#log('machines: %s' % repr(tuple(machines.keys())))
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', uuid if uuid is not None else '', '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()) + (('--arc', 'False') if not config['arc'] else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
new_machine = Machine(port, process, run_id, send = False)
def finish():
log('finish detect %s' % repr(uuid))
ports[port] = uuid
machines[uuid] = new_machine
log('connecting new machine %s to port %s' % (uuid, port))
new_machine.call('connect', ['admin', port, [chr(x) for x in run_id]], {}, lambda success, ret: None)
if uuid is None:
def prefinish(success, uuid):
assert success
new_machine.uuid = uuid
new_machine.finish(finish)
new_machine.call('reset_uuid', ['admin'], {}, prefinish)
else:
new_machine.finish(finish)
return False
def boot_printer_input(fd, cond):
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 Checksum:3
while len(id[0]) < 12:
try:
data = printer.read(12 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 12:
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' %
(''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start, )))
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
GLib.source_remove(timeout_handle)
# This printer was running and tried to send an id. Check the id.
id[0] = id[0][1:9]
if id[0] in orphans:
log('accepting orphan %s on %s' %
(''.join('%02x' % x for x in id[0]), port))
ports[port] = orphans.pop(id[0])
ports[port].port = port
def close_port(success, data):
log('reconnect complete; closing server port')
printer.close()
log('reconnecting %s' % port)
ports[port].call(
'reconnect', ['admin', port], {},
lambda success, ret: ports[port].call(
'send_printer', ['admin', None], {}, close_port)
if success else close_port)
return False
run_id = nextid()
log('accepting unknown printer on port %s (id %s)' %
(port, ''.join('%02x' % x for x in run_id)))
#log('orphans: %s' % repr(tuple(orphans.keys())))
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--cdriver',
fhs.read_data('cdriver', opened=False), '--port', port,
'--run-id', run_id, '--allow-system', config['allow-system'])
+ (('--system', ) if fhs.is_system else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
ports[port] = Port(port, process, printer, run_id)
return False
def detect(port): # {{{
if port == '-' or port.startswith('!'):
run_id = nextid()
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--cdriver', config['local'] or fhs.read_data('cdriver', opened = False), '--port', port, '--run-id', run_id, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
ports[port] = Port(port, process, None, run_id)
return False
if not os.path.exists(port):
log("not detecting on %s, because file doesn't exist." % port)
return False
if config['predetect']:
subprocess.call(config['predetect'].replace('#PORT#', port), shell = True)
try:
printer = serial.Serial(port, baudrate = 115200, timeout = 0)
except serial.SerialException:
log('failed to open serial port.')
traceback.print_exc();
return False
# We need to get the printer id first. If the printer is booting, this can take a while.
id = [None, None, None, None] # data, timeouts, had data
# Wait to make sure the command is interpreted as a new packet.
def part2():
id[0] = b''
id[1] = 0
id[2] = False
def timeout():
id[1] += 1
if id[1] >= 30:
# Timeout. Give up.
GLib.source_remove(watcher)
printer.close()
log('Timeout waiting for printer on port %s; giving up.' % port)
ports[port] = None
return False
if not id[2]:
printer.write(protocol.single['ID'])
else:
id[2] = False
return True
def boot_printer_input(fd, cond):
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 Checksum:3
while len(id[0]) < 12:
try:
data = printer.read(12 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 12:
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' % (''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start,)))
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
GLib.source_remove(timeout_handle)
# This printer was running and tried to send an id. Check the id.
id[0] = id[0][1:9]
if id[0] in orphans:
log('accepting orphan %s on %s' % (''.join('%02x' % x for x in id[0]), port))
ports[port] = orphans.pop(id[0])
ports[port].port = port
def close_port(success, data):
log('reconnect complete; closing server port')
printer.close()
log('reconnecting %s' % port)
ports[port].call('reconnect', ['admin', port], {}, lambda success, ret: ports[port].call('send_printer', ['admin', None], {}, close_port) if success else close_port)
return False
run_id = nextid()
log('accepting unknown printer on port %s (id %s)' % (port, ''.join('%02x' % x for x in run_id)))
#log('orphans: %s' % repr(tuple(orphans.keys())))
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--cdriver', fhs.read_data('cdriver', opened = False), '--port', port, '--run-id', run_id, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
ports[port] = Port(port, process, printer, run_id)
return False
printer.write(protocol.single['ID'])
timeout_handle = GLib.timeout_add(500, timeout)
watcher = GLib.io_add_watch(printer.fileno(), GLib.IO_IN, boot_printer_input)
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
# This is only a problem for RAMPS; don't wait for ports that cannot be RAMPS.
if 'ACM' in port:
GLib.timeout_add(1500, part2)
else:
part2()
machine.close()
ports[port] = None
ports[port] = cancel
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
handle = websocketd.add_timeout(time.time() + 1.5, part2)
def cancel():
websocketd.remove_timeout(handle)
ports[port] = None
ports[port] = cancel
# }}}
# Main loop. {{{
def _disconnect(socket, data):
del Connection.connections[socket.connection.id]
try:
httpd = Server(config['port'], Connection, disconnect_cb = _disconnect, httpdirs = fhs.read_data('html', dir = True, multiple = True), address = config['address'], log = config['log'], tls = tls)
udevsocket = fhs.write_runtime('udev.socket', packagename = 'franklin', opened = False)
os.makedirs(os.path.dirname(udevsocket), exist_ok = True)
if os.path.exists(udevsocket):
os.unlink(udevsocket)
udevserver = network.Server(udevsocket, Admin_Connection)
except OSError:
log('failed to start server: %s' % sys.exc_info()[1])
sys.exit(1)
# }}}
# Initialization. {{{
def create_machine(uuid = None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', uuid, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
machine.close()
ports[port] = None
ports[port] = cancel
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
handle = websocketd.add_timeout(time.time() + 1.5, part2)
def cancel():
websocketd.remove_timeout(handle)
ports[port] = None
ports[port] = cancel
# }}}
# Main loop. {{{
def _disconnect(socket, data):
del Connection.connections[socket.connection.id]
try:
httpd = Server(config['port'], Connection, disconnect_cb = _disconnect, httpdirs = fhs.read_data('html', dir = True, multiple = True), address = config['address'], log = config['log'], tls = tls)
udevsocket = fhs.write_runtime('udev.socket', packagename = 'franklin', opened = False)
os.makedirs(os.path.dirname(udevsocket), exist_ok = True)
if os.path.exists(udevsocket):
os.unlink(udevsocket)
udevserver = network.Server(udevsocket, Admin_Connection)
except OSError:
log('failed to start server: %s' % sys.exc_info()[1])
sys.exit(1)
# }}}
# Initialization. {{{
def create_machine(uuid = None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', uuid, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()) + (('--arc', 'False') if not config['arc'] else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
def create_machine(uuid = None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', uuid, '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()) + (('--arc', 'False') if not config['arc'] else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
machines[uuid] = Machine(None, process, None)
return uuid
def detect(port): # {{{
if port == '-' or port.startswith('!'):
run_id = nextid()
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--cdriver',
config['local'] or fhs.read_data('cdriver', opened=False),
'--port', port, '--run-id', run_id, '--allow-system',
config['allow-system']) + (('--system', ) if fhs.is_system else
()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
ports[port] = Port(port, process, None, run_id)
return False
if not os.path.exists(port):
log("not detecting on %s, because file doesn't exist." % port)
return False
if config['predetect']:
subprocess.call(config['predetect'].replace('#PORT#', port),
shell=True)
try:
printer = serial.Serial(port, baudrate=115200, timeout=0)
except serial.SerialException:
log('failed to open serial port.')
traceback.print_exc()
return False
# We need to get the printer id first. If the printer is booting, this can take a while.
id = [None, None, None, None] # data, timeouts, had data
# Wait to make sure the command is interpreted as a new packet.
def part2():
id[0] = b''
id[1] = 0
id[2] = False
def timeout():
id[1] += 1
if id[1] >= 30:
# Timeout. Give up.
GLib.source_remove(watcher)
printer.close()
log('Timeout waiting for printer on port %s; giving up.' %
port)
ports[port] = None
return False
if not id[2]:
printer.write(protocol.single['ID'])
else:
id[2] = False
return True
def boot_printer_input(fd, cond):
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 Checksum:3
while len(id[0]) < 12:
try:
data = printer.read(12 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 12:
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' %
(''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start, )))
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
GLib.source_remove(timeout_handle)
# This printer was running and tried to send an id. Check the id.
id[0] = id[0][1:9]
if id[0] in orphans:
log('accepting orphan %s on %s' %
(''.join('%02x' % x for x in id[0]), port))
ports[port] = orphans.pop(id[0])
ports[port].port = port
def close_port(success, data):
log('reconnect complete; closing server port')
printer.close()
log('reconnecting %s' % port)
ports[port].call(
'reconnect', ['admin', port], {},
lambda success, ret: ports[port].call(
'send_printer', ['admin', None], {}, close_port)
if success else close_port)
return False
run_id = nextid()
log('accepting unknown printer on port %s (id %s)' %
(port, ''.join('%02x' % x for x in run_id)))
#log('orphans: %s' % repr(tuple(orphans.keys())))
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--cdriver',
fhs.read_data('cdriver', opened=False), '--port', port,
'--run-id', run_id, '--allow-system', config['allow-system'])
+ (('--system', ) if fhs.is_system else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
ports[port] = Port(port, process, printer, run_id)
return False
printer.write(protocol.single['ID'])
timeout_handle = GLib.timeout_add(500, timeout)
watcher = GLib.io_add_watch(printer.fileno(), GLib.IO_IN,
boot_printer_input)
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
# This is only a problem for RAMPS; don't wait for ports that cannot be RAMPS.
if 'ACM' in port:
GLib.timeout_add(1500, part2)
else:
part2()
def boot_printer_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 + 16 Checksum:9 Total: 34
while len(id[0]) < 34:
try:
data = printer.read(34 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 34:
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' %
(''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start, )), 1)
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This printer was running and tried to send an id. Check the id.
uuid = id[0][9:9 + 16]
if (uuid[7] & 0xf0) != 0x40 or (uuid[9] & 0xc0) != 0x80:
# Broken uuid; create a new one and set it.
log('broken uuid: ' + repr(uuid))
uuid = None
else:
uuid = ''.join('%02x' % x for x in uuid[:16])
uuid = uuid[:8] + '-' + uuid[8:12] + '-' + uuid[
12:16] + '-' + uuid[16:20] + '-' + uuid[20:32]
id[0] = id[0][1:9]
running_printer = [
p for p in printers if printers[p].run_id == id[0]
]
assert len(running_printer) < 2
if len(running_printer) > 0:
p = running_printer[0]
assert p.uuid == uuid
if p.port is not None:
disable(
p.uuid,
'disabled printer which was detected on different port'
)
log('rediscovered printer %s on %s' %
(''.join('%02x' % x for x in id[0]), port))
ports[port] = p.uuid
p.port = port
def close_port(success, data):
log('reconnect complete; closing server port')
printer.close()
p.call(
'reconnect', ['admin', port], {},
lambda success, ret: (ports[port].call(
'send_printer', ['admin', None], {}, close_port)
if success else close_port()))
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
# Find uuid or create new Printer object.
if uuid in printers:
log('accepting known printer on port %s (uuid %s)' %
(port, uuid))
printers[uuid].port = port
ports[port] = uuid
log('connecting %s to port %s' % (uuid, port))
printers[uuid].call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
else:
log('accepting unknown printer on port %s' % port)
#log('printers: %s' % repr(tuple(printers.keys())))
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--cdriver',
fhs.read_data('franklin-cdriver', opened=False), '--uuid',
uuid if uuid is not None else '', '--allow-system',
config['allow-system']) +
(('--system', ) if fhs.is_system else
()) + (('--arc', 'False') if not config['arc'] else ()),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
close_fds=True)
new_printer = Printer(port, process, printer, run_id)
def finish(success, uuid):
assert success
ports[port] = uuid
printers[uuid] = new_printer
log('connecting new printer %s to port %s' % (uuid, port))
new_printer.call('connect',
['admin', port, [chr(x) for x in run_id]],
{}, lambda success, ret: None)
if uuid is None:
new_printer.call('reset_uuid', ['admin'], {}, finish)
else:
finish(True, uuid)
return False
# }}}
# }}}
# Main loop. {{{
def _disconnect(socket, data):
del Connection.connections[socket.connection.id]
try:
httpd = Server(config['port'],
Connection,
disconnect_cb=_disconnect,
httpdirs=fhs.read_data('html', dir=True, multiple=True),
address=config['address'],
log=config['log'],
tls=tls)
except OSError:
log('failed to start server: %s' % sys.exc_info()[1])
sys.exit(1)
# }}}
# Initialization. {{{
def create_machine(uuid=None): # {{{
if uuid is None:
uuid = protocol.new_uuid()
process = subprocess.Popen(
(fhs.read_data('driver.py', opened=False), '--uuid', uuid,
def detect(port): # {{{
log('detecting machine on %s' % port)
if port not in ports:
log('port does not exist')
return
if ports[port] != None:
# Abort detection in progress.
if ports[port]:
disable(ports[port], 'disabled to prepare for detection')
if ports[port] != None:
# This should never happen.
log('BUG: port is not in detectable state. Please report this.')
return
broadcast(None, 'port_state', port, 1)
if port == '-' or port.startswith('!'):
run_id = nextid()
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', '-', '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()) + (('--arc', 'False') if not config['arc'] else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
machines[port] = Machine(port, process, run_id)
ports[port] = port
return False
if not os.path.exists(port):
log("not detecting on %s, because file doesn't exist." % port)
return False
if config['predetect']:
env = os.environ.copy()
env['PORT'] = port
subprocess.call(config['predetect'], env = env, shell = True)
try:
machine = serial.Serial(port, baudrate = 115200, timeout = 0)
except serial.SerialException as e:
log('failed to open serial port %s (%s).' % (port, str(e)))
del ports[port]
#traceback.print_exc()
return False
# We need to get the machine id first. If the machine is booting, this can take a while.
id = [None, None, None, None] # data, timeouts, had data
# Wait to make sure the command is interpreted as a new packet.
def part2():
id[0] = b''
id[1] = 0
id[2] = False
def timeout():
id[1] += 1
if id[1] >= 30:
# Timeout. Give up.
websocketd.remove_read(watcher)
machine.close()
log('Timeout waiting for machine on port %s; giving up.' % port)
ports[port] = None
broadcast(None, 'port_state', port, 0)
return
if not id[2]:
machine.write(protocol.single['ID'])
else:
id[2] = False
timeout_handle[0] = websocketd.add_timeout(time.time() + .5, timeout)
def boot_machine_input():
id[2] = True
ids = [protocol.single[code][0] for code in ('ID', 'STARTUP')]
# CMD:1 ID:8 + 16 Checksum:9 Total: 34
while len(id[0]) < 34:
try:
data = machine.read(34 - len(id[0]))
except OSError:
continue
except IOError:
continue
id[0] += data
#log('incomplete id: ' + id[0])
if len(id[0]) < 34:
if len(id[0]) > 0 and id[0][0] == protocol.single['CONTROLLER'][0]:
# This is a controller. Spawn the process, then cancel this detection.
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
log('Starting controller driver on ' + port)
env = os.environ.copy()
env['PORT'] = port
subprocess.Popen(config['controller'], env = env, shell = True)
return False
return True
if id[0][0] not in ids or not protocol.check(id[0]):
log('skip non-id: %s (%s)' % (''.join('%02x' % x for x in id[0]), repr(id[0])))
f = len(id[0])
for start in ids:
if start in id[0][1:]:
p = id[0].index(bytes((start,)), 1)
if p < f:
f = p
log('Keeping some')
if f == 0:
f = 1
id[0] = id[0][f:]
return True
# We have something to handle; cancel the timeout, but keep the serial port open to avoid a reset. (I don't think this even works, but it doesn't hurt.)
websocketd.remove_timeout(timeout_handle[0])
# This machine was running and tried to send an id. Check the id.
uuid = id[0][9:9 + 16]
if (uuid[7] & 0xf0) != 0x40 or (uuid[9] & 0xc0) != 0x80:
# Broken uuid; create a new one and set it.
log('broken uuid: ' + repr(uuid))
uuid = None
else:
uuid = ''.join('%02x' % x for x in uuid[:16])
uuid = uuid[:8] + '-' + uuid[8:12] + '-' + uuid[12:16] + '-' + uuid[16:20] + '-' + uuid[20:32]
id[0] = id[0][1:9]
running_machine = [p for p in machines if machines[p].run_id == id[0]]
assert len(running_machine) < 2
if len(running_machine) > 0:
p = running_machine[0]
assert p.uuid == uuid
if p.port is not None:
disable(p.uuid, 'disabled machine which was detected on different port')
log('rediscovered machine %s on %s' % (''.join('%02x' % x for x in id[0]), port))
ports[port] = p.uuid
p.port = port
def close_port(success, data):
log('reconnect complete; closing server port')
machine.close()
p.call('reconnect', ['admin', port], {}, lambda success, ret: (ports[port].call('send_machine', ['admin', None], {}, close_port) if success else close_port()))
broadcast(None, 'port_state', port, 2)
return False
run_id = nextid()
# Find uuid or create new Machine object.
if uuid in machines:
log('accepting known machine on port %s (uuid %s)' % (port, uuid))
machines[uuid].port = port
ports[port] = uuid
log('connecting %s to port %s' % (uuid, port))
machines[uuid].call('connect', ['admin', port, [chr(x) for x in run_id]], {}, lambda success, ret: None)
else:
log('accepting unknown machine on port %s' % port)
# Close detect port so it doesn't interfere.
machine.close()
#log('machines: %s' % repr(tuple(machines.keys())))
process = subprocess.Popen((fhs.read_data('driver.py', opened = False), '--uuid', uuid if uuid is not None else '', '--allow-system', config['allow-system']) + (('--system',) if fhs.is_system else ()) + (('--arc', 'False') if not config['arc'] else ()), stdin = subprocess.PIPE, stdout = subprocess.PIPE, close_fds = True)
new_machine = Machine(port, process, run_id, send = False)
def finish():
log('finish detect %s' % repr(uuid))
ports[port] = uuid
machines[uuid] = new_machine
log('connecting new machine %s to port %s' % (uuid, port))
new_machine.call('connect', ['admin', port, [chr(x) for x in run_id]], {}, lambda success, ret: None)
if uuid is None:
def prefinish(success, uuid):
assert success
new_machine.uuid = uuid
new_machine.finish(finish)
new_machine.call('reset_uuid', ['admin'], {}, prefinish)
else:
new_machine.finish(finish)
return False
def boot_machine_error():
log('error during machine detection on port %s.' % port)
websocketd.remove_timeout(timeout_handle[0])
machine.close()
ports[port] = None
broadcast(None, 'port_state', port, 0)
return False
machine.write(protocol.single['ID'])
timeout_handle = [websocketd.add_timeout(time.time() + .5, timeout)]
watcher = websocketd.add_read(machine, boot_machine_input, boot_machine_error)
def cancel():
websocketd.remove_timeout(timeout_handle[0])
websocketd.remove_read(watcher)
machine.close()
ports[port] = None
ports[port] = cancel
# Wait at least a second before sending anything, otherwise the bootloader thinks we might be trying to reprogram it.
handle = websocketd.add_timeout(time.time() + 1.5, part2)
def cancel():
websocketd.remove_timeout(handle)
ports[port] = None
ports[port] = cancel
def Game(): # Main function to start a game. {{{
global server, title_game, have_2d, have_3d, _num_players
# Set up the game name.
if not hasattr(__main__, 'name') or __main__.name is None:
__main__.name = os.path.basename(sys.argv[0]).capitalize()
# Initialize fhs module.
if not fhs.initialized:
fhs.init({}, packagename = __main__.name.lower(), game = True)
# Set up other constants.
if not hasattr(__main__, 'autokill'):
__main__.autokill = True
have_2d = fhs.read_data(os.path.join('html', '2d'), dir = True, opened = False) is not None
have_3d = fhs.read_data(os.path.join('html', '3d'), dir = True, opened = False) is not None or not have_2d
# Fill in min and max if not specified.
assert hasattr(__main__, 'num_players')
if isinstance(__main__.num_players, int):
_num_players = (__main__.num_players, __main__.num_players)
else:
_num_players = __main__.num_players
assert 1 <= _num_players[0] and (_num_players[1] is None or _num_players[0] <= _num_players[1])
# Build asset string for inserting in js.
for subdir, use_3d in (('2d', False), ('3d', True)):
targets = []
for base in ('img', 'jta', 'gani', 'audio', 'text'):
for d in (os.path.join('html', base), os.path.join('html', subdir, base)):
for p in fhs.read_data(d, dir = True, multiple = True, opened = False):
targets.extend(f.encode('utf-8') for f in os.listdir(p) if not f.startswith('.') and not os.path.isdir(os.path.join(p, f)))
if len(targets) > 0:
loader_js[use_3d] = b'\n'.join(b"\tplease.load('" + f + b"');" for f in targets)
else:
# Nothing to load, but force the "finished loading" event to fire anyway.
loader_js[use_3d] = b'\twindow.dispatchEvent(new CustomEvent("mgrl_media_ready"));'
# Set up commands.
cmds['leave'] = {None: leave}
if hasattr(__main__, 'commands'):
for c in __main__.commands:
cmds[c] = {None: __main__.commands[c]}
# Start up websockets server.
config = fhs.module_get_config('webgame')
httpdirs = [fhs.read_data(x, opened = False, multiple = True, dir = True) for x in ('html', os.path.join('html', '2d'), os.path.join('html', '3d'))]
server = websocketd.RPChttpd(config['port'], Connection, tls = config['tls'], httpdirs = httpdirs[0] + httpdirs[1] + httpdirs[2])
server.handle_ext('png', 'image/png')
server.handle_ext('jpg', 'image/jpeg')
server.handle_ext('jpeg', 'image/jpeg')
server.handle_ext('gif', 'image/gif')
server.handle_ext('gani', 'text/plain')
server.handle_ext('wav', 'audio/wav')
server.handle_ext('ogg', 'audio/ogg')
server.handle_ext('mp3', 'audio/mp3')
server.handle_ext('jta', 'application/octet-stream')
server.handle_ext('txt', 'text/plain')
server.handle_ext('frag', 'text/plain')
server.handle_ext('vert', 'text/plain')
server.handle_ext('glsl', 'text/plain')
# Set up title page.
if hasattr(__main__, 'Title'):
title_game = Instance(__main__.Title, '')
else:
title_game = Instance(Title, '')
log('Game "%s" started' % __main__.name)
# Main loop.
websocketd.fgloop()
'allow-system': '^$',
'admin': '',
'expert': '',
'user': '',
'done': '',
'local': '',
'driver': '',
'cdriver': '',
'log': '',
'tls': 'True',
'avrdudeconfig': '/usr/lib/franklin/avrdude.conf'
})
if config['audiodir'] == '':
config['audiodir'] = fhs.write_cache(name = 'audio', dir = True),
if config['driver'] == '':
config['driver'] = fhs.read_data('driver.py', opened = False)
if config['cdriver'] == '':
config['cdriver'] = fhs.read_data('cdriver', opened = False)
# }}}
# Global variables. {{{
httpd = None
default_printer = (None, None)
ports = {}
autodetect = config['autodetect'].lower() == 'true'
tls = config['tls'].lower() == 'true'
orphans = {}
scripts = {}
# }}}
# Load scripts. {{{