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Lightly refactored uasyncio, added logging 

Demo animations
This commit is contained in:
slush0 2016-03-31 22:31:56 +02:00 committed by Pavol Rusnak
parent bba9418214
commit 971e9f7ff1
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GPG Key ID: 91F3B339B9A02A3D
8 changed files with 261 additions and 186 deletions
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75
src/lib/logging.py Normal file
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@ -0,0 +1,75 @@
import sys
CRITICAL = 50
ERROR = 40
WARNING = 30
INFO = 20
DEBUG = 10
NOTSET = 0
_level_dict = {
CRITICAL: "CRIT",
ERROR: "ERROR",
WARNING: "WARN",
INFO: "INFO",
DEBUG: "DEBUG",
}
_stream = sys.stderr
class Logger:
def __init__(self, name):
self.level = NOTSET
self.name = name
def _level_str(self, level):
if level in _level_dict:
return _level_dict[level]
return "LVL" + str(level)
def log(self, level, msg, *args):
if level >= (self.level or _level):
print(("%s:%s:" + msg) % ((self._level_str(level), self.name) + args), file=_stream)
def debug(self, msg, *args):
self.log(DEBUG, msg, *args)
def info(self, msg, *args):
self.log(INFO, msg, *args)
def warning(self, msg, *args):
self.log(WARNING, msg, *args)
def error(self, msg, *args):
self.log(ERROR, msg, *args)
def critical(self, msg, *args):
self.log(CRITICAL, msg, *args)
_level = INFO
_loggers = {}
def getLogger(name):
if name in _loggers:
return _loggers[name]
l = Logger(name)
_loggers[name] = l
return l
def info(msg, *args):
getLogger(None).info(msg, *args)
def debug(msg, *args):
getLogger(None).debug(msg, *args)
def basicConfig(level=INFO, filename=None, stream=None, format=None):
global _level, _stream
_level = level
if stream:
_stream = stream
if filename is not None:
print("logging.basicConfig: filename arg is not supported")
if format is not None:
print("logging.basicConfig: format arg is not supported")

0
src/lib/uasyncio/__init__.py Normal file
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98
src/uasyncio/core.py → src/lib/uasyncio/core.py
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@ -1,12 +1,9 @@
try:
import utime as time
except ImportError:
import time
import uheapq as heapq
import logging
import utime
import uheapq
log = logging.getLogger("asyncio")
if __debug__:
import logging
log = logging.getLogger("asyncio")
type_gen = type((lambda: (yield))())
@ -15,44 +12,44 @@ class EventLoop:
def __init__(self):
self.q = []
self.cnt = 0
self.button_cb = None
def time(self):
return time.time()
#self.button_cb = None
'''
def create_task(self, coro):
# CPython 3.4.2
self.call_at(0, coro)
# CPython asyncio incompatibility: we don't return Task object
'''
def call_soon(self, callback, *args):
self.call_at(0, callback, *args)
def call_later(self, delay, callback, *args):
self.call_at(self.time() + delay, callback, *args)
self.call_at(utime.time() + delay, callback, *args)
def call_at(self, time, callback, *args):
# Including self.cnt is a workaround per heapq docs
if __debug__:
log.debug("Scheduling %s", (time, self.cnt, callback, args))
heapq.heappush(self.q, (time, self.cnt, callback, args))
uheapq.heappush(self.q, (time, self.cnt, callback, args))
# print(self.q)
self.cnt += 1
def wait(self, delay):
# Default wait implementation, to be overriden in subclasses
# with IO scheduling
log.debug("Sleeping for: %s", delay)
time.sleep(delay)
if __debug__:
log.debug("Sleeping for: %s", delay)
utime.sleep(delay)
def run_forever(self):
while True:
if self.q:
t, cnt, cb, args = heapq.heappop(self.q)
t, cnt, cb, args = uheapq.heappop(self.q)
if __debug__:
log.debug("Next coroutine to run: %s", (t, cnt, cb, args))
# __main__.mem_info()
tnow = self.time()
tnow = utime.time()
delay = t - tnow
if delay > 0:
self.wait(delay)
@ -76,26 +73,29 @@ class EventLoop:
arg = ret.arg
if isinstance(ret, Sleep):
delay = arg
elif isinstance(ret, StopLoop):
return arg
'''
elif isinstance(ret, IORead):
# self.add_reader(ret.obj.fileno(), lambda self, c, f: self.call_soon(c, f), self, cb, ret.obj)
# self.add_reader(ret.obj.fileno(), lambda c, f: self.call_soon(c, f), cb, ret.obj)
# self.add_reader(arg.fileno(), lambda cb: self.call_soon(cb), cb)
self.add_reader(ret.obj.fileno(), lambda self, c, f: self.call_soon(c, f), self, cb, ret.obj)
self.add_reader(ret.obj.fileno(), lambda c, f: self.call_soon(c, f), cb, ret.obj)
self.add_reader(arg.fileno(), lambda cb: self.call_soon(cb), cb)
self.add_reader(arg.fileno(), cb)
continue
elif isinstance(ret, IOWrite):
# self.add_writer(arg.fileno(), lambda cb: self.call_soon(cb), cb)
self.add_writer(arg.fileno(), lambda cb: self.call_soon(cb), cb)
self.add_writer(arg.fileno(), cb)
continue
elif isinstance(ret, IOReadDone):
self.remove_reader(arg.fileno())
elif isinstance(ret, IOWriteDone):
self.remove_writer(arg.fileno())
elif isinstance(ret, StopLoop):
return arg
elif isinstance(ret, IOButton):
print("TADY")
self.button_cb = cb
continue
'''
#elif isinstance(ret, IOButton):
# print("TADY")
# self.button_cb = cb
# continue
elif isinstance(ret, type_gen):
self.call_soon(ret)
elif ret is None:
@ -109,17 +109,19 @@ class EventLoop:
continue
self.call_later(delay, cb, *args)
'''
def run_until_complete(self, coro):
def _run_and_stop():
yield from coro
yield StopLoop(0)
self.call_soon(_run_and_stop())
self.run_forever()
def close(self):
pass
'''
#def close(self):
# pass
'''
class SysCall:
def __init__(self, *args):
@ -127,22 +129,25 @@ class SysCall:
def handle(self):
raise NotImplementedError
'''
# Optimized syscall with 1 arg
class SysCall1(SysCall):
class SysCall1:
def __init__(self, arg):
self.arg = arg
class IOButton(SysCall):
def handle(self):
raise NotImplementedError
#class IOButton(SysCall):
# pass
class StopLoop(SysCall1):
pass
class Sleep(SysCall1):
pass
class StopLoop(SysCall1):
pass
class IORead(SysCall1):
pass
@ -155,7 +160,6 @@ class IOReadDone(SysCall1):
class IOWriteDone(SysCall1):
pass
_event_loop = None
_event_loop_class = EventLoop
def get_event_loop():
@ -167,21 +171,7 @@ def get_event_loop():
def sleep(secs):
yield Sleep(secs)
'''
def coroutine(f):
return f
#
# The functions below are deprecated in uasyncio, and provided only
# for compatibility with CPython asyncio
#
def async(coro, loop=_event_loop):
_event_loop.call_soon(coro)
# CPython asyncio incompatibility: we don't return Task object
return coro
# CPython asyncio incompatibility: Task is a function, not a class (for efficiency)
def Task(coro, loop=_event_loop):
# Same as async()
_event_loop.call_soon(coro)
'''

73
src/lib/uasyncio/epoll.py Normal file
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@ -0,0 +1,73 @@
import uselect
import errno
from .core import EventLoop
if __debug__:
import logging
log = logging.getLogger("asyncio")
class EpollEventLoop(EventLoop):
def __init__(self):
EventLoop.__init__(self)
self.poller = uselect.poll()
self.objmap = {}
def add_reader(self, fd, cb, *args):
if __debug__:
log.debug("add_reader%s", (fd, cb, args))
if args:
self.poller.register(fd, uselect.POLLIN)
self.objmap[fd] = (cb, args)
else:
self.poller.register(fd, uselect.POLLIN)
self.objmap[fd] = cb
def remove_reader(self, fd):
if __debug__:
log.debug("remove_reader(%s)", fd)
self.poller.unregister(fd)
del self.objmap[fd]
def add_writer(self, fd, cb, *args):
if __debug__:
log.debug("add_writer%s", (fd, cb, args))
if args:
self.poller.register(fd, uselect.POLLOUT)
self.objmap[fd] = (cb, args)
else:
self.poller.register(fd, uselect.POLLOUT)
self.objmap[fd] = cb
def remove_writer(self, fd):
if __debug__:
log.debug("remove_writer(%s)", fd)
try:
self.poller.unregister(fd)
self.objmap.pop(fd, None)
except OSError as e:
# StreamWriter.awrite() first tries to write to an fd,
# and if that succeeds, yield IOWrite may never be called
# for that fd, and it will never be added to poller. So,
# ignore such error.
if e.args[0] != errno.ENOENT:
raise
def wait(self, delay):
if __debug__:
log.debug("epoll.wait(%d)", delay)
# We need one-shot behavior (second arg of 1 to .poll())
if delay == -1:
res = self.poller.poll(-1, 1)
else:
res = self.poller.poll(int(delay * 1000), 1)
# log.debug("epoll result: %s", res)
for fd, ev in res:
cb = self.objmap[fd]
if __debug__:
log.debug("Calling IO callback: %r", cb)
if isinstance(cb, tuple):
cb[0](*cb[1])
else:
self.call_soon(cb)

0
src/uasyncio/queues.py → src/lib/uasyncio/queues.py
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93
src/uasyncio/__init__.py → src/lib/uasyncio/stream.py
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@ -1,74 +1,10 @@
import usocket
import errno
import uselect as select
import usocket as _socket
from uasyncio.core import *
class EpollEventLoop(EventLoop):
def __init__(self):
EventLoop.__init__(self)
self.poller = select.poll()
self.objmap = {}
def add_reader(self, fd, cb, *args):
if __debug__:
log.debug("add_reader%s", (fd, cb, args))
if args:
self.poller.register(fd, select.POLLIN)
self.objmap[fd] = (cb, args)
else:
self.poller.register(fd, select.POLLIN)
self.objmap[fd] = cb
def remove_reader(self, fd):
if __debug__:
log.debug("remove_reader(%s)", fd)
self.poller.unregister(fd)
del self.objmap[fd]
def add_writer(self, fd, cb, *args):
if __debug__:
log.debug("add_writer%s", (fd, cb, args))
if args:
self.poller.register(fd, select.POLLOUT)
self.objmap[fd] = (cb, args)
else:
self.poller.register(fd, select.POLLOUT)
self.objmap[fd] = cb
def remove_writer(self, fd):
if __debug__:
log.debug("remove_writer(%s)", fd)
try:
self.poller.unregister(fd)
self.objmap.pop(fd, None)
except OSError as e:
# StreamWriter.awrite() first tries to write to an fd,
# and if that succeeds, yield IOWrite may never be called
# for that fd, and it will never be added to poller. So,
# ignore such error.
if e.args[0] != errno.ENOENT:
raise
def wait(self, delay):
if __debug__:
log.debug("epoll.wait(%d)", delay)
# We need one-shot behavior (second arg of 1 to .poll())
if delay == -1:
res = self.poller.poll(-1, 1)
else:
res = self.poller.poll(int(delay * 1000), 1)
#log.debug("epoll result: %s", res)
for fd, ev in res:
cb = self.objmap[fd]
if __debug__:
log.debug("Calling IO callback: %r", cb)
if isinstance(cb, tuple):
cb[0](*cb[1])
else:
self.call_soon(cb)
from .core import IOReadDone, IOWriteDone, IORead, IOWrite
if __debug__:
import logging
log = logging.getLogger("asyncio")
class StreamReader:
@ -141,7 +77,7 @@ class StreamWriter:
buf = buf[res:]
sz -= res
yield IOWrite(self.s)
#assert s2.fileno() == self.s.fileno()
# assert s2.fileno() == self.s.fileno()
if __debug__:
log.debug("StreamWriter.awrite(): can write more")
@ -159,9 +95,9 @@ class StreamWriter:
def open_connection(host, port):
if __debug__:
log.debug("open_connection(%s, %s)", host, port)
s = _socket.socket()
s = usocket.socket()
s.setblocking(False)
ai = _socket.getaddrinfo(host, port)
ai = usocket.getaddrinfo(host, port)
addr = ai[0][4]
try:
s.connect(addr)
@ -179,13 +115,14 @@ def open_connection(host, port):
def start_server(client_coro, host, port, backlog=10):
log.debug("start_server(%s, %s)", host, port)
s = _socket.socket()
if __debug__:
log.debug("start_server(%s, %s)", host, port)
s = usocket.socket()
s.setblocking(False)
ai = _socket.getaddrinfo(host, port)
ai = usocket.getaddrinfo(host, port)
addr = ai[0][4]
s.setsockopt(_socket.SOL_SOCKET, _socket.SO_REUSEADDR, 1)
s.setsockopt(usocket.SOL_SOCKET, usocket.SO_REUSEADDR, 1)
s.bind(addr)
s.listen(backlog)
while True:
@ -200,7 +137,3 @@ def start_server(client_coro, host, port, backlog=10):
log.debug("start_server: After accept: %s", s2)
extra = {"peername": client_addr}
yield client_coro(StreamReader(s2), StreamWriter(s2, extra))
import uasyncio.core
uasyncio.core._event_loop_class = EpollEventLoop

104
src/playground/__init__.py
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@ -1,47 +1,42 @@
# import time
import sys
sys.path.append('lib')
import gc
import utime
import logging
import uasyncio
# import uasyncio
import math
from uasyncio import core
from TrezorUi import Display
from trezor import ui
from . import utils
d = Display()
logging.basicConfig(level=logging.INFO)
loop = uasyncio.get_event_loop()
loop = core.get_event_loop()
if __debug__:
def meminfo():
mem_free = gc.mem_free()
gc.collect()
print("free_mem: %s/%s, collect: %s" % (mem_free, gc.mem_free(), gc.collect()))
loop.call_later(1, meminfo)
# meminfo()
def animate(col):
col %= 0xff
col += 0x0f
def meminfo():
mem_free = gc.mem_free()
collected = gc.collect()
print("free_mem: %s/%s, collect: %s" % (mem_free, gc.mem_free(), collected))
loop.call_later(1, meminfo)
def animate():
col = 0
f = open('../assets/lock.toi', 'r')
d.icon(10, 170, f.read(), utils.rgb2color(0, col, 0), 0xffff)
loop.call_later(0.5, animate, col)
while True:
col %= 0xff
col += 0x0f
def animate2(col):
d.icon(190, 170, f.read(), utils.rgb2color(col, 0, 0), 0xffff)
f.seek(0)
col %= 0xff
col += 0x0f
# yield True
f = open('../assets/lock.toi', 'r')
d.icon(170, 170, f.read(), utils.rgb2color(col, 0, 0), 0xffff)
loop.call_later(0.1, animate2, col)
yield from core.sleep(0.5)
sec = 0
event = None
@ -50,19 +45,15 @@ def sekunda(x):
print('Sekunda %d' % sec)
if sec == x:
loop.call_soon(loop.button_cb, 'levy')
loop.button_cb = None
if sec == 0:
# if loop.button_cb:
# loop.call_soon(loop.button_cb, 'levy')
# loop.button_cb = None
return
sec += 1
loop.call_later(1, sekunda, x)
# global event
# event = wait_for()
# event.__next__()
def wait_for():
print("Jsem tady")
@ -71,23 +62,36 @@ def wait_for():
print("Po cekani na event")
def tap_to_confirm():
STEP_X = 0.07
DELAY = 0.01
BASE_COLOR = (0x00, 0x00, 0x00)
MIN_COLOR = 0x00
MAX_COLOR = 0xB0
_background = utils.rgb2color(255, 255, 255)
x = math.pi
while True:
x += STEP_X
if x > 2 * math.pi:
x -= 2 * math.pi
y = 1 + math.sin(x)
# Normalize color from interval 0:2 to MIN_COLOR:MAX_COLOR
col = int((MAX_COLOR - MIN_COLOR) / 2 * y) + MIN_COLOR
foreground = utils.rgb2color(BASE_COLOR[0] + col, BASE_COLOR[1] + col, BASE_COLOR[2] + col)
ui.display.text(10, 220, 'TAP TO CONFIRM', 2, foreground, _background)
yield from core.sleep(DELAY)
def run():
'''
d = Display()
d.bar(0, 0, 240, 240, 0)
# sekunda(3)
# loop.call_soon(wait_for())
f = open('../assets/trezor.toi', 'r')
d.image(0, 0, f.read())
'''
# logging.basicConfig(level=logging.INFO)
sekunda(3)
loop.call_soon(animate, 0x0000)
loop.call_soon(animate2, 0x00ff)
loop.call_soon(wait_for())
loop.call_soon(meminfo)
loop.call_soon(tap_to_confirm())
loop.call_soon(animate())
loop.run_forever()
loop.close()