def accept(self, timeout=60):
tries = timeout/6
count = 0
self.socket.setblocking(0)
while 1:
try:
conn, self.otheraddr = self.socket.accept()
except socket.error as why:
if why.errno == EINTR:
continue
if why.errno == EAGAIN:
if timeout > 0 and count > tries:
self.socket.setblocking(1)
raise TimeoutError("did not accept() in time.")
count += 1
scheduler.sleep(6)
continue
else:
raise
else:
break
self.socket.setblocking(1)
conn.setblocking(1)
self.file = conn.makefile()
self.conn = conn
return self.file
def go(self, callback=None):
isreachable = False
pinger = self._pinger
state = PoweroffDetector.UNKNOWN
while True:
if state == PoweroffDetector.UNKNOWN:
host, isreachable = pinger.reachable(self._target)[0]
if isreachable:
state = PoweroffDetector.REACHABLE
if callback is not None:
callback()
else:
raise RebootDetectorError(
"Could not reach host initially.")
elif state == PoweroffDetector.REACHABLE:
r_retries = pinger.retries
while isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError(
"Target did not become unreachable in time.")
else:
return True
def ping(host, retries=3, timeout=5, delay=1, size=64, hops=30):
"""Perform a typical "ping" to a destinatino host.
Prints time statistics until interrupted.
"""
pinger = get_pinger(retries, timeout, delay, size, hops)
sum = 0
Nxmit = 0
Nrecv = 0
_min = sys.maxsize
_max = 0
print("Pinging %s with %d bytes of data." % (host, size))
try:
while 1: # escape with SIGINT (^C)
Nxmit = Nxmit + 1
host, rttime = pinger.ping(host)[0]
if rttime >= 0:
sum += rttime
Nrecv = Nrecv + 1
_min = min(_min, rttime)
_max = max(_max, rttime)
print("%-16s %d ms" % (host, rttime))
scheduler.sleep(pinger.delay)
except KeyboardInterrupt:
print("%d packets transmitted, %d packets received, %d%% packet loss" %
(Nxmit, Nrecv, 100 - (Nxmit / Nrecv * 100)))
print("round-trip min/avg/max = %d/%d/%d ms" %
(_min, sum / Nrecv, _max))
def accept(self, timeout=60):
tries = timeout / 6
count = 0
self.socket.setblocking(0)
while 1:
try:
conn, self.otheraddr = self.socket.accept()
except socket.error as why:
if why.errno == EINTR:
continue
if why.errno == EAGAIN:
if timeout > 0 and count > tries:
self.socket.setblocking(1)
raise TimeoutError("did not accept() in time.")
count += 1
scheduler.sleep(6)
continue
else:
raise
else:
break
self.socket.setblocking(1)
conn.setblocking(1)
self.file = conn.makefile()
self.conn = conn
return self.file
def ping(host, retries=3, timeout=5, delay=1, size=64, hops=30):
"""Perform a typical "ping" to a destinatino host.
Prints time statistics until interrupted.
"""
pinger = get_pinger(retries, timeout, delay, size, hops)
sum = 0
Nxmit = 0
Nrecv = 0
_min = sys.maxsize
_max = 0
print("Pinging %s with %d bytes of data." % (host, size))
try:
while 1: # escape with SIGINT (^C)
Nxmit = Nxmit + 1
host, rttime = pinger.ping(host)[0]
if rttime >= 0:
sum += rttime
Nrecv = Nrecv + 1
_min = min(_min, rttime)
_max = max(_max, rttime)
print("%-16s %d ms" % (host, rttime))
scheduler.sleep(pinger.delay)
except KeyboardInterrupt:
print("%d packets transmitted, %d packets received, %d%% packet loss" % (Nxmit, Nrecv, 100-(Nxmit/Nrecv*100)))
print("round-trip min/avg/max = %d/%d/%d ms" % (_min, sum/Nrecv, _max))
def __init__(self, port=9025, logfile=None, parser=None):
self.port = port
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.file = None
self.conn = None
self.envelopes = []
self.hostname = socket.gethostname()
self._client = None
self._callback = None
self._reset()
while 1:
try:
self.socket.bind(("", self.port))
break
except socket.error as msg:
print("couldn't bind port",
self.port,
" - ",
msg,
"retrying...",
file=sys.stderr)
scheduler.sleep(5)
self.socket.listen(50)
self.conversation = None
self.logfile = logfile
self.parser = parser
def _symbols(self, c, fsm):
d = self._device
val = self._symbolmapping[c]
code = val & 0x1ff
shifted = val & SHIFT
alt = val & ALT
meta = val & META
compose = val & COMPOSE
if compose:
d.write(EV_KEY, KEY_COMPOSE, 1)
if shifted:
d.write(EV_KEY, KEY_LEFTSHIFT, 1)
if alt:
d.write(EV_KEY, KEY_LEFTALT, 1)
if meta:
d.write(EV_KEY, KEY_LEFTMETA, 1)
self._presskey(code)
if meta:
d.write(EV_KEY, KEY_LEFTMETA, 0)
if alt:
d.write(EV_KEY, KEY_LEFTALT, 0)
if shifted:
d.write(EV_KEY, KEY_LEFTSHIFT, 0)
if compose:
d.write(EV_KEY, KEY_COMPOSE, 0)
scheduler.sleep(0.1)
def _specials(self, c, fsm):
if c == "t":
self._device.write(EV_KEY, KEY_TAB, 0)
elif c == "n":
self._device.write(EV_KEY, KEY_ENTER, 0)
elif c == "r":
self._device.write(EV_KEY, KEY_KPENTER, 0)
elif c == "b":
self._device.write(EV_KEY, KEY_BACKSPACE, 0)
elif c == "e":
self._device.write(EV_KEY, KEY_ESC, 0)
scheduler.sleep(0.1)
def _connect(self, addr, retries):
retry = 0
while retry < retries:
try:
self.sock.connect(addr)
except socket.error as msg:
if msg[0] == ECONNREFUSED: # might be busy
scheduler.sleep(2)
continue
else:
raise
else:
return
retry += 1
def _connect(self, addr, retries):
retry = 0
while retry < retries:
try:
self.sock.connect(addr)
except socket.error as msg:
if msg[0] == ECONNREFUSED: # might be busy
scheduler.sleep(2)
continue
else:
raise
else:
return
retry += 1
def go(self, callback=None):
"""Start the reboot detection.
If a callback is provided it is called after device is gone through its
unreachable phase and is now reachable again.
Returns a boolean value indication success.
May raise RebootDetectorError if something is not right with the reboot process.
"""
isreachable = False
pinger = self._pinger
state = RebootDetector.UNKNOWN
while True:
if state == RebootDetector.UNKNOWN:
host, isreachable = pinger.reachable(self._target)[0]
if isreachable:
state = RebootDetector.REACHABLE
if callback is not None:
callback()
else:
raise RebootDetectorError(
"Could not reach host initially.")
elif state == RebootDetector.REACHABLE:
r_retries = pinger.retries
while isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError(
"Target did not become unreachable.")
else:
state = RebootDetector.NOTREACHABLE
elif state == RebootDetector.NOTREACHABLE:
r_retries = pinger.retries
while not isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError(
"Target did not become reachable again.")
else:
state = RebootDetector.REACHABLE2
break
return state == RebootDetector.REACHABLE2
def go(self, callback=None):
"""Start the reboot detection.
If a callback is provided it is called after device is gone through its
unreachable phase and is now reachable again.
Returns a boolean value indication success.
May raise RebootDetectorError if something is not right with the reboot process.
"""
isreachable = False
pinger = self._pinger
state = RebootDetector.UNKNOWN
while True:
if state == RebootDetector.UNKNOWN:
host, isreachable = pinger.reachable(self._target)[0]
if isreachable:
state = RebootDetector.REACHABLE
if callback is not None:
callback()
else:
raise RebootDetectorError("Could not reach host initially.")
elif state == RebootDetector.REACHABLE:
r_retries = pinger.retries
while isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError("Target did not become unreachable.")
else:
state = RebootDetector.NOTREACHABLE
elif state == RebootDetector.NOTREACHABLE:
r_retries = pinger.retries
while not isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError("Target did not become reachable again.")
else:
state = RebootDetector.REACHABLE2
break
return state == RebootDetector.REACHABLE2
def clear(self, delay=0):
if self._eqcache:
eqc = self._eqcache
self._eqcache = {}
while eqc:
name, obj = eqc.popitem()
try:
obj.clear()
except:
logging.exception_error(
"environment clear: {!r}".format(obj))
gc.collect()
for obj in gc.garbage:
try:
obj.close()
except:
logging.exception_warning(
"environment garbage collect: {!r}".format(obj))
del gc.garbage[:]
if delay:
scheduler.sleep(delay)
def clear(self, delay=0):
if self._eqcache:
eqc = self._eqcache
self._eqcache = {}
while eqc:
name, obj = eqc.popitem()
try:
obj.clear()
except:
logging.exception_error(
"environment clear: {!r}".format(obj))
gc.collect()
for obj in gc.garbage:
try:
obj.close()
except:
logging.exception_warning(
"environment garbage collect: {!r}".format(obj))
del gc.garbage[:]
if delay:
scheduler.sleep(delay)
def __init__ (self, port=9025, logfile=None, parser=None):
self.port = port
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.file = None
self.conn = None
self.envelopes = []
self.hostname = socket.gethostname()
self._client = None
self._callback = None
self._reset()
while 1:
try:
self.socket.bind(("", self.port))
break
except socket.error as msg:
print ("couldn't bind port",self.port," - ",msg,"retrying...", file=sys.stderr)
scheduler.sleep(5)
self.socket.listen(50)
self.conversation = None
self.logfile = logfile
self.parser = parser
def __do_command(self, cmdstr, hosts):
for host in hosts:
if isinstance(host, list):
s = []
for hle in host:
s.append(str(hle))
cmdstr += " ".join(s)
else:
cmdstr += " %s" % host
rqst = "-size %d -timeout %d -retries %d -delay %d %s\n" % \
(self.size, self.timeout, self.retries, self.delay, cmdstr)
self._write(rqst)
# now try and get all of pyntping's output
resstr = self._read(4096)
scheduler.sleep(1)
while self.fstat().st_size != 0:
next = self._read(4096)
if next:
resstr += next
scheduler.sleep(1)
# we should have got a tuple of tuples
result = eval(resstr, {}, {})
return result
def go(self, callback=None):
isreachable = False
pinger = self._pinger
state = PoweroffDetector.UNKNOWN
while True:
if state == PoweroffDetector.UNKNOWN:
host, isreachable = pinger.reachable(self._target)[0]
if isreachable:
state = PoweroffDetector.REACHABLE
if callback is not None:
callback()
else:
raise RebootDetectorError("Could not reach host initially.")
elif state == PoweroffDetector.REACHABLE:
r_retries = pinger.retries
while isreachable:
host, isreachable = pinger.reachable(self._target)[0]
scheduler.sleep(pinger.delay)
r_retries -= 1
if r_retries == 0:
raise RebootDetectorError("Target did not become unreachable in time.")
else:
return True
def __do_command(self, cmdstr, hosts):
for host in hosts:
if isinstance(host, list):
s = []
for hle in host:
s.append(str(hle))
cmdstr += " ".join(s)
else:
cmdstr += " %s" % host
rqst = "-size %d -timeout %d -retries %d -delay %d %s\n" % \
(self.size, self.timeout, self.retries, self.delay, cmdstr)
self._write(rqst)
# now try and get all of pyntping's output
resstr = self._read(4096)
scheduler.sleep(1)
while self.fstat().st_size != 0:
next = self._read(4096)
if next:
resstr += next
scheduler.sleep(1)
# we should have got a tuple of tuples
result = eval(resstr, {}, {})
return result
def _stickies(self, c, fsm):
if c == "S" and not self._shift:
self._shift = 1
self._device.write(EV_KEY, KEY_LEFTSHIFT, 1)
elif c == "s" and self._shift:
self._shift = 0
self._device.write(EV_KEY, KEY_LEFTSHIFT, 0)
elif c == "C" and not self._ctrl:
self._ctrl = 1
self._device.write(EV_KEY, KEY_LEFTCTRL, 1)
elif c == "c" and self._ctrl:
self._shift = 0
self._device.write(EV_KEY, KEY_LEFTCTRL, 0)
elif c == "A" and not self._alt:
self._alt = 1
self._device.write(EV_KEY, KEY_LEFTALT, 1)
elif c == "a" and self._alt:
self._alt = 0
self._device.write(EV_KEY, KEY_LEFTALT, 0)
elif c == "M" and not self._meta:
self._meta = 1
self._device.write(EV_KEY, KEY_LEFTMETA, 1)
elif c == "m" and self._meta:
self._meta = 0
self._device.write(EV_KEY, KEY_LEFTMETA, 0)
elif c == "O" and not self._compose:
self._compose = 1
self._device.write(EV_KEY, KEY_COMPOSE, 1)
elif c == "o" and self._compose:
self._compose = 0
self._device.write(EV_KEY, KEY_COMPOSE, 0)
scheduler.sleep(0.1)
def _co_function():
import sys
from pycopia.OS import scheduler
sys.stdout.write("hello from co_function\n")
scheduler.sleep(5)
return None
def _upper(self, c, fsm):
val = _LETTERS[c.lower()]
self._device.write(EV_KEY, KEY_LEFTSHIFT, 1)
self._presskey(val)
self._device.write(EV_KEY, KEY_LEFTSHIFT, 0)
scheduler.sleep(0.1)
def _lower(self, c, fsm):
val = _LETTERS[c]
self._presskey(val)
scheduler.sleep(0.1)
def _backslash(self, c, fsm):
self._presskey(KEY_BACKSLASH)
scheduler.sleep(0.1)
def _digit(self, c, fsm):
val = _DIGITS[c]
self._presskey(val)
scheduler.sleep(0.1)
def _sub_function():
from pycopia.OS import scheduler
scheduler.sleep(5)
return None
def loop(self, poller, timeout=-1.0, callback=NULL):
while self._procs:
poller.poll(timeout)
callback(self)
if scheduler.get_scheduler(): # wait for any restarts
scheduler.sleep(1.5)
def _control(self, c, fsm):
val = _LETTERS[chr(ord(c) | 0x60)]
self._device.write(EV_KEY, KEY_LEFTCTRL, 1)
self._presskey(val)
self._device.write(EV_KEY, KEY_LEFTCTRL, 0)
scheduler.sleep(0.1)
def _keycode(self, c, fsm):
val = _VALUEMAP[fsm.keyname]
self._presskey(val)
scheduler.sleep(0.1)
def _space(self, c, fsm):
self._presskey(KEY_SPACE)
scheduler.sleep(0.1)
def loop(self, poller, timeout=-1.0, callback=NULL):
while self._procs:
poller.poll(timeout)
callback(self)
if scheduler.get_scheduler(): # wait for any restarts
scheduler.sleep(1.5)
# run module as root like this:
# python -i event.py
if __name__ == "__main__":
from pycopia.OS import Input
class MockDevice(object):
def write(self, evtype, code, value):
print(("%s %s %s" % (evtype, code, value)))
def close(self):
pass
#fo = MockDevice()
fo = Input.EventDevice()
fo.find(name="keyboard")
g = KeyEventGenerator(fo)
scheduler.sleep(2)
expected = (ascii.lowercase + "\n" + ascii.uppercase + "\n" + ascii.digits + "\n" +
r"""!"#$&'()*+,-./:;<=>?@[\]^_`{|}~""" + "\n" + "ab%c\tDEF\tghi%\n" )
g('sent = """')
g(ascii.lowercase)
g("\n")
g(ascii.uppercase)
g("\n")
g(ascii.digits)
g("\n")
# You have to slash escape the "<" and \ itself.
g( r"""!"#$&'()*+,-./:;\<=>?@[\\]^_`{|}~""" )
g("\n")
g("ab\%c<TAB>%Sdef%s%Ci%cghi%%" )
g("\n")
g('"""\n')
