rgbmatrixscreen/nodemcu/nodemcu-uploader/nodemcu-uploader.py

504 lines
15 KiB
Python
Executable file

#!/usr/bin/env python
# Copyright (C) 2015 Peter Magnusson
# For NodeMCU version 0.9.4 build 2014-12-30 and newer.
import os
import serial
import sys
import argparse
import time
import logging
log = logging.getLogger(__name__)
save_lua = \
r"""
function recv_block(d)
if string.byte(d, 1) == 1 then
size = string.byte(d, 2)
uart.write(0,'\006')
if size > 0 then
file.write(string.sub(d, 3, 3+size-1))
else
file.close()
uart.on('data')
uart.setup(0,9600,8,0,1,1)
end
else
uart.write(0, '\021' .. d)
uart.setup(0,9600,8,0,1,1)
uart.on('data')
end
end
function recv_name(d) d = string.gsub(d, '\000', '') file.remove(d) file.open(d, 'w') uart.on('data', 130, recv_block, 0) uart.write(0, '\006') end
function recv() uart.setup(0,9600,8,0,1,0) uart.on('data', '\000', recv_name, 0) uart.write(0, 'C') end
"""
CHUNK_END = '\v'
CHUNK_REPLY = '\v'
from serial.tools.miniterm import Miniterm, console, NEWLINE_CONVERISON_MAP
class MyMiniterm(Miniterm):
def __init__(self, serial):
self.serial = serial
self.echo = False
self.convert_outgoing = 2
self.repr_mode = 1
self.newline = NEWLINE_CONVERISON_MAP[self.convert_outgoing]
self.dtr_state = True
self.rts_state = True
self.break_state = False
class Uploader:
BAUD = 9600
PORT = '/dev/ttyUSB0'
TIMEOUT = 5
def expect(self, exp='> ', timeout=TIMEOUT):
t = self._port.timeout
# Checking for new data every 100us is fast enough
lt = 0.0001
if self._port.timeout != lt:
self._port.timeout = lt
end = time.time() + timeout
# Finish as soon as either exp matches or we run out of time (work like dump, but faster on success)
data = ''
while not data.endswith(exp) and time.time() <= end:
data += self._port.read()
self._port.timeout = t
log.debug('expect return: %s', data)
return data
def write(self, output, binary=False):
if not binary:
log.debug('write: %s', output)
else:
log.debug('write binary: %s' % ':'.join(x.encode('hex') for x in output))
self._port.write(output)
self._port.flush()
def writeln(self, output):
self.write(output + '\n')
def exchange(self, output):
self.writeln(output)
return self.expect()
def __init__(self, port = 0, baud = BAUD):
self._port = serial.Serial(port, Uploader.BAUD, timeout=Uploader.TIMEOUT)
# Keeps things working, if following conections are made:
## RTS = CH_PD (i.e reset)
## DTR = GPIO0
self._port.setRTS(False)
self._port.setDTR(False)
# Get in sync with LUA (this assumes that NodeMCU gets reset by the previous two lines)
self.exchange(';'); # Get a defined state
self.writeln('print("%sync%");');
self.expect('%sync%\r\n> ');
if baud != Uploader.BAUD:
log.info('Changing communication to %s baud', baud)
self.writeln('uart.setup(0,%s,8,0,1,1)' % baud)
# Wait for the string to be sent before switching baud
time.sleep(0.1)
self._port.setBaudrate(baud)
# Get in sync again
self.exchange('')
self.exchange('')
self.line_number = 0
def close(self):
self.writeln('uart.setup(0,%s,8,0,1,1)' % Uploader.BAUD)
self._port.close()
def prepare(self):
log.info('Preparing esp for transfer.')
data = save_lua.replace('9600', '%d' % self._port.baudrate)
lines = data.replace('\r', '').split('\n')
for line in lines:
line = line.strip().replace(', ', ',').replace(' = ', '=')
if len(line) == 0:
continue
d = self.exchange(line)
if 'unexpected' in d or len(d) > len(save_lua)+10:
log.error('error in save_lua "%s"' % d)
return
def download_file(self, filename):
chunk_size=256
bytes_read = 0
data=""
while True:
d = self.exchange("file.open('" + filename + r"') print(file.seek('end', 0)) file.seek('set', %d) uart.write(0, file.read(%d))file.close()" % (bytes_read, chunk_size))
cmd, size, tmp_data = d.split('\n', 2)
data=data+tmp_data[0:chunk_size]
bytes_read=bytes_read+chunk_size
if bytes_read > int(size):
break
data = data[0:int(size)]
return data
def read_file(self, filename, destination = ''):
if not destination:
destination = filename
log.info('Transfering %s to %s' %(filename, destination))
data = self.download_file(filename)
with open(destination, 'w') as f:
f.write(data)
def write_file(self, path, destination = '', verify = False):
filename = os.path.basename(path)
if not destination:
destination = filename
log.info('Transfering %s as %s' %(filename, destination))
self.writeln("recv()")
r = self.expect('C> ')
if not r.endswith('C> '):
log.error('Error waiting for esp "%s"' % r)
return
log.debug('sending destination filename "%s"', destination)
self.write(destination + '\x00', True)
if not self.got_ack():
log.error('did not ack destination filename')
return
f = open( path, 'rt' ); content = f.read(); f.close()
log.debug('sending %d bytes in %s' % (len(content), filename))
pos = 0
chunk_size = 128
error = False
while pos < len(content):
rest = len(content) - pos
if rest > chunk_size:
rest = chunk_size
data = content[pos:pos+rest]
if not self.write_chunk(data):
d = self.expect()
log.error('Bad chunk response "%s" %s' % (d, ':'.join(x.encode('hex') for x in d)))
return
pos += chunk_size
log.debug('sending zero block')
#zero size block
self.write_chunk('')
if verify:
log.info('Verifying...')
data = self.download_file(destination)
if content != data:
log.error('Verification failed.')
def exec_file(self, path):
filename = os.path.basename(path)
log.info('Execute %s' %(filename,))
f = open( path, 'rt' );
res = '> '
for line in f:
line = line.rstrip('\r\n')
retlines = (res + self.exchange(line)).splitlines()
# Log all but the last line
res = retlines.pop()
for l in retlines:
log.info(l)
# last line
log.info(res)
f.close()
def got_ack(self):
log.debug('waiting for ack')
r = self._port.read(1)
log.debug('ack read %s', r.encode('hex'))
return r == '\x06' #ACK
def write_lines(self, data):
lines = data.replace('\r', '').split('\n')
for line in lines:
self.exchange(line)
return
def write_chunk(self, chunk):
log.debug('writing %d bytes chunk' % len(chunk))
data = '\x01' + chr(len(chunk)) + chunk
if len(chunk) < 128:
padding = 128 - len(chunk)
log.debug('pad with %d characters' % padding)
data = data + (' ' * padding)
log.debug("packet size %d" % len(data))
self.write(data)
return self.got_ack()
def file_list(self):
log.info('Listing files')
r = self.exchange('for key,value in pairs(file.list()) do print(key,value) end')
log.info(r)
return r
def file_do(self, f):
log.info('Executing '+f)
r = self.exchange('dofile("'+f+'")')
log.info(r)
return r
def file_format(self):
log.info('Formating...')
r = self.exchange('file.format()')
if 'format done' not in r:
log.error(r)
else:
log.info(r)
return r
def node_heap(self):
log.info('Heap')
r = self.exchange('print(node.heap())')
log.info(r)
return r
def node_restart(self):
log.info('Restart')
r = self.exchange('node.restart()')
log.info(r)
return r
def file_compile(self, path):
log.info('Compile '+path)
cmd = 'node.compile("%s")' % path
r = self.exchange(cmd)
log.info(r)
return r
def file_remove(self, path):
log.info('Remove '+path)
cmd = 'file.remove("%s")' % path
r = self.exchange(cmd)
log.info(r)
return r
def terminal(self):
miniterm = MyMiniterm(self._port)
log.info('Started terminal. Hit ctrl-] to leave terminal')
console.setup()
miniterm.start()
try:
miniterm.join(True)
except KeyboardInterrupt:
pass
miniterm.join()
def arg_auto_int(x):
return int(x, 0)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description = 'NodeMCU Lua file uploader', prog = 'nodemcu-uploader')
parser.add_argument(
'--verbose',
help = 'verbose output',
action = 'store_true',
default = False)
parser.add_argument(
'--port', '-p',
help = 'Serial port device',
default = Uploader.PORT)
parser.add_argument(
'--baud', '-b',
help = 'Serial port baudrate',
type = arg_auto_int,
default = Uploader.BAUD)
subparsers = parser.add_subparsers(
dest='operation',
help = 'Run nodemcu-uploader {command} -h for additional help')
upload_parser = subparsers.add_parser(
'upload',
help = 'Path to one or more files to be uploaded. Destination name will be the same as the file name.')
# upload_parser.add_argument(
# '--filename', '-f',
# help = 'File to upload. You can specify this option multiple times.',
# action='append')
# upload_parser.add_argument(
# '--destination', '-d',
# help = 'Name to be used when saving in NodeMCU. You should specify one per file.',
# action='append')
upload_parser.add_argument('filename', nargs='+', help = 'Lua file to upload. Use colon to give alternate destination.')
upload_parser.add_argument(
'--compile', '-c',
help = 'If file should be uploaded as compiled',
action='store_true',
default=False
)
upload_parser.add_argument(
'--verify', '-v',
help = 'To verify the uploaded data.',
action='store_true',
default=False
)
upload_parser.add_argument(
'--dofile', '-e',
help = 'If file should be run after upload.',
action='store_true',
default=False
)
upload_parser.add_argument(
'--terminal', '-t',
help = 'If miniterm should claim the port after all uploading is done.',
action='store_true',
default=False
)
upload_parser.add_argument(
'--restart', '-r',
help = 'If esp should be restarted',
action='store_true',
default=False
)
exec_parser = subparsers.add_parser(
'exec',
help = 'Path to one or more files to be executed line by line.')
exec_parser.add_argument('filename', nargs='+', help = 'Lua file to execute.')
download_parser = subparsers.add_parser(
'download',
help = 'Path to one or more files to be downloaded. Destination name will be the same as the file name.')
# download_parser.add_argument(
# '--filename', '-f',
# help = 'File to download. You can specify this option multiple times.',
# action='append')
# download_parser.add_argument(
# '--destination', '-d',
# help = 'Name to be used when saving in NodeMCU. You should specify one per file.',
# action='append')
download_parser.add_argument('filename', nargs='+', help = 'Lua file to download. Use colon to give alternate destination.')
file_parser = subparsers.add_parser(
'file',
help = 'File functions')
file_parser.add_argument('cmd', choices=('list', 'do', 'format'))
file_parser.add_argument('filename', nargs='*', help = 'Lua file to run.')
node_parse = subparsers.add_parser(
'node',
help = 'Node functions')
node_parse.add_argument('ncmd', choices=('heap', 'restart'))
args = parser.parse_args()
formatter = logging.Formatter('%(message)s')
logging.basicConfig(level=logging.INFO, format='%(message)s')
if args.verbose:
log.setLevel(logging.DEBUG)
uploader = Uploader(args.port, args.baud)
if args.operation == 'upload' or args.operation == 'download':
sources = args.filename
destinations = []
for i in range(0, len(sources)):
sd = sources[i].split(':')
if len(sd) == 2:
destinations.append(sd[1])
sources[i]=sd[0]
else:
destinations.append(sd[0])
if args.operation == 'upload':
if len(destinations) == len(sources):
uploader.prepare()
for f, d in zip(sources, destinations):
if args.compile:
uploader.file_remove(os.path.splitext(d)[0]+'.lc')
uploader.write_file(f, d, args.verify)
if args.compile and d != 'init.lua':
uploader.file_compile(d)
uploader.file_remove(d)
if args.dofile:
uploader.file_do(os.path.splitext(d)[0]+'.lc')
elif args.dofile:
uploader.file_do(d)
else:
raise Exception('You must specify a destination filename for each file you want to upload.')
if args.terminal:
uploader.terminal()
if args.restart:
uploader.node_restart()
log.info('All done!')
if args.operation == 'download':
if len(destinations) == len(sources):
for f, d in zip(sources, destinations):
uploader.read_file(f, d)
else:
raise Exception('You must specify a destination filename for each file you want to download.')
log.info('All done!')
elif args.operation == 'exec':
sources = args.filename
for f in sources:
uploader.exec_file(f)
elif args.operation == 'file':
if args.cmd == 'list':
uploader.file_list()
if args.cmd == 'do':
for f in args.filename:
uploader.file_do(f)
elif args.cmd == 'format':
uploader.file_format()
elif args.operation == 'node':
if args.ncmd == 'heap':
uploader.node_heap()
elif args.ncmd == 'restart':
uploader.node_restart()
uploader.close()