klipper-dgus/scripts/logextract.py

536 lines
20 KiB
Python
Executable File

#!/usr/bin/env python2
# Script to extract config and shutdown information file a klippy.log file
#
# Copyright (C) 2017 Kevin O'Connor <kevin@koconnor.net>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
import sys, re, collections, ast
def format_comment(line_num, line):
return "# %6d: %s" % (line_num, line)
######################################################################
# Config file extraction
######################################################################
class GatherConfig:
def __init__(self, configs, line_num, recent_lines, logname):
self.configs = configs
self.line_num = line_num
self.config_num = len(configs) + 1
self.filename = "%s.config%04d.cfg" % (logname, self.config_num)
self.config_lines = []
self.comments = []
def add_line(self, line_num, line):
if line != '=======================':
self.config_lines.append(line)
return True
self.finalize()
return False
def finalize(self):
lines = tuple(self.config_lines)
ch = self.configs.get(lines)
if ch is None:
self.configs[lines] = ch = self
else:
ch.comments.extend(self.comments)
ch.comments.append(format_comment(self.line_num, "config file"))
def add_comment(self, comment):
if comment is not None:
self.comments.append(comment)
def write_file(self):
f = open(self.filename, 'wb')
f.write('\n'.join(self.comments + self.config_lines).strip() + '\n')
f.close()
######################################################################
# TMC UART message parsing
######################################################################
uart_r = re.compile(r"tmcuart_(?:send|response) oid=[0-9]+ (?:read|write)=")
class TMCUartHelper:
def _calc_crc8(self, data):
# Generate a CRC8-ATM value for a bytearray
crc = 0
for b in data:
for i in range(8):
if (crc >> 7) ^ (b & 0x01):
crc = (crc << 1) ^ 0x07
else:
crc = (crc << 1)
crc &= 0xff
b >>= 1
return crc
def _add_serial_bits(self, data):
# Add serial start and stop bits to a message in a bytearray
out = 0
pos = 0
for d in data:
b = (d << 1) | 0x200
out |= (b << pos)
pos += 10
res = bytearray()
for i in range((pos+7)//8):
res.append((out >> (i*8)) & 0xff)
return res
def _encode_read(self, sync, addr, reg):
# Generate a uart read register message
msg = bytearray([sync, addr, reg])
msg.append(self._calc_crc8(msg))
return self._add_serial_bits(msg)
def _encode_write(self, sync, addr, reg, val):
# Generate a uart write register message
msg = bytearray([sync, addr, reg, (val >> 24) & 0xff,
(val >> 16) & 0xff, (val >> 8) & 0xff, val & 0xff])
msg.append(self._calc_crc8(msg))
return self._add_serial_bits(msg)
def _decode_read(self, data):
# Extract a uart read request message
if len(data) != 5:
return
# Convert data into a long integer for easy manipulation
mval = pos = 0
for d in bytearray(data):
mval |= d << pos
pos += 8
# Extract register value
addr = (mval >> 11) & 0xff
reg = (mval >> 21) & 0xff
# Verify start/stop bits and crc
encoded_data = self._encode_read(0xf5, addr, reg)
if data != encoded_data:
return "Invalid: %s" % (self.pretty_print(addr, reg),)
return self.pretty_print(addr, reg)
def _decode_reg(self, data):
# Extract a uart read response message
if len(data) != 10:
return
# Convert data into a long integer for easy manipulation
mval = pos = 0
for d in bytearray(data):
mval |= d << pos
pos += 8
# Extract register value
addr = (mval >> 11) & 0xff
reg = (mval >> 21) & 0xff
val = ((((mval >> 31) & 0xff) << 24) | (((mval >> 41) & 0xff) << 16)
| (((mval >> 51) & 0xff) << 8) | ((mval >> 61) & 0xff))
sync = 0xf5
if addr == 0xff:
sync = 0x05
# Verify start/stop bits and crc
encoded_data = self._encode_write(sync, addr, reg, val)
if data != encoded_data:
#print("Got %s vs %s" % (repr(data), repr(encoded_data)))
return "Invalid:%s" % (self.pretty_print(addr, reg, val),)
return self.pretty_print(addr, reg, val)
def pretty_print(self, addr, reg, val=None):
if val is None:
return "(%x@%x)" % (reg, addr)
if reg & 0x80:
return "(%x@%x=%08x)" % (reg & ~0x80, addr, val)
return "(%x@%x==%08x)" % (reg, addr, val)
def parse_msg(self, msg):
data = bytearray(msg)
if len(data) == 10:
return self._decode_reg(data)
elif len(data) == 5:
return self._decode_read(data)
elif len(data) == 0:
return ""
return "(length?)"
######################################################################
# Shutdown extraction
######################################################################
def add_high_bits(val, ref, mask):
half = (mask + 1) // 2
return ref + ((val - (ref & mask) + half) & mask) - half
count_s = r"(?P<count>[0-9]+)"
time_s = r"(?P<time>[0-9]+[.][0-9]+)"
esttime_s = r"(?P<esttime>[0-9]+[.][0-9]+)"
shortseq_s = r"(?P<shortseq>[0-9a-f])"
sent_r = re.compile(r"^Sent " + count_s + " " + esttime_s + " " + time_s
+ " [0-9]+: seq: 1" + shortseq_s + ",")
# MCU "Sent" shutdown message parsing
class MCUSentStream:
def __init__(self, mcu, count):
self.mcu = mcu
self.sent_stream = []
self.send_count = count
def parse_line(self, line_num, line):
m = sent_r.match(line)
if m is not None:
shortseq = int(m.group('shortseq'), 16)
seq = (self.mcu.shutdown_seq + int(m.group('count'))
- self.send_count)
seq = add_high_bits(shortseq, seq, 0xf)
ts = float(m.group('time'))
esttime = float(m.group('esttime'))
self.mcu.sent_time_to_seq[(esttime, seq & 0xf)] = seq
self.mcu.sent_seq_to_time[seq] = ts
line = self.mcu.annotate(line, seq, ts)
self.sent_stream.append((ts, line_num, line))
return True, None
return self.mcu.parse_line(line_num, line)
def get_lines(self):
return self.sent_stream
receive_r = re.compile(r"^Receive: " + count_s + " " + time_s + " " + esttime_s
+ " [0-9]+: seq: 1" + shortseq_s + ",")
# MCU "Receive" shutdown message parsing
class MCUReceiveStream:
def __init__(self, mcu):
self.mcu = mcu
self.receive_stream = []
def parse_line(self, line_num, line):
m = receive_r.match(line)
if m is not None:
shortseq = int(m.group('shortseq'), 16)
ts = float(m.group('time'))
esttime = float(m.group('esttime'))
seq = self.mcu.sent_time_to_seq.get((esttime, (shortseq - 1) & 0xf))
if seq is not None:
self.mcu.receive_seq_to_time[seq + 1] = ts
line = self.mcu.annotate(line, seq, ts)
self.receive_stream.append((ts, line_num, line))
return True, None
return self.mcu.parse_line(line_num, line)
def get_lines(self):
return self.receive_stream
stats_seq_s = r" send_seq=(?P<sseq>[0-9]+) receive_seq=(?P<rseq>[0-9]+) "
serial_dump_r = re.compile(r"^Dumping serial stats: .*" + stats_seq_s)
send_dump_r = re.compile(r"^Dumping send queue " + count_s + " messages$")
receive_dump_r = re.compile(r"^Dumping receive queue " + count_s + " messages$")
clock_r = re.compile(r"^clocksync state: .* clock_est=\((?P<st>[^ ]+)"
+ r" (?P<sc>[0-9]+) (?P<f>[^ ]+)\)")
repl_seq_r = re.compile(r": seq: 1" + shortseq_s)
repl_clock_r = re.compile(r"clock=(?P<clock>[0-9]+)(?: |$)")
repl_uart_r = re.compile(r"tmcuart_(?:response|send) oid=[0-9]+"
+ r" (?:read|write)=(?P<msg>(?:'[^']*'"
+ r'|"[^"]*"))(?: |$)')
# MCU shutdown message parsing
class MCUStream:
def __init__(self, name):
self.name = name
self.sent_time_to_seq = {}
self.sent_seq_to_time = {}
self.receive_seq_to_time = {}
self.clock_est = 0., 0., 1.
self.shutdown_seq = None
def trans_clock(self, clock, ts):
sample_time, sample_clock, freq = self.clock_est
exp_clock = int(sample_clock + (ts - sample_time) * freq)
ext_clock = add_high_bits(clock, exp_clock, 0xffffffff)
return sample_time + (ext_clock - sample_clock) / freq
def annotate(self, line, seq, ts):
if seq is not None:
line = repl_seq_r.sub(r"\g<0>(%d)" % (seq,), line)
def clock_update(m):
return m.group(0).rstrip() + "(%.6f) " % (
self.trans_clock(int(m.group('clock')), ts),)
line = repl_clock_r.sub(clock_update, line)
def uart_update(m):
msg = TMCUartHelper().parse_msg(ast.literal_eval(m.group('msg')))
return m.group(0).rstrip() + "%s " % (msg,)
line = repl_uart_r.sub(uart_update, line)
if self.name != 'mcu':
line = "mcu '%s': %s" % (self.name, line)
return line
def parse_line(self, line_num, line):
m = clock_r.match(line)
if m is not None:
st = float(m.group('st'))
sc = int(m.group('sc'))
f = float(m.group('f'))
self.clock_est = (st, sc, f)
m = serial_dump_r.match(line)
if m is not None:
self.shutdown_seq = int(m.group('rseq'))
m = send_dump_r.match(line)
if m is not None:
return True, MCUSentStream(self, int(m.group('count')))
m = receive_dump_r.match(line)
if m is not None:
return True, MCUReceiveStream(self)
return False, None
def get_lines(self):
return []
gcode_cmd_r = re.compile(r"^Read " + time_s + r": (?P<gcode>['\"].*)$")
varlist_split_r = re.compile(r"([^ ]+)=")
# G-Code shutdown message parsing
class GCodeStream:
def __init__(self, shutdown_line_num, logname):
self.gcode_stream = []
self.gcode_commands = []
self.gcode_state = ''
self.gcode_filename = "%s.gcode%05d" % (logname, shutdown_line_num)
def extract_params(self, line):
parts = varlist_split_r.split(line)
try:
return { parts[i]: ast.literal_eval(parts[i+1].strip())
for i in range(1, len(parts), 2) }
except:
return {}
def handle_gcode_state(self, line):
kv = self.extract_params(line)
out = ['; Start g-code state restore', 'G28']
if not kv.get('absolute_coord', kv.get('absolutecoord')):
out.append('G91')
if not kv.get('absolute_extrude', kv.get('absoluteextrude')):
out.append('M83')
lp = kv['last_position']
out.append('G1 X%f Y%f Z%f F%f' % (
lp[0], lp[1], lp[2], kv['speed'] * 60.))
bp = kv['base_position']
if bp[:3] != [0., 0., 0.]:
out.append('; Must manually set base position...')
out.append('G92 E%f' % (lp[3] - bp[3],))
hp = kv['homing_position']
if hp != [0., 0., 0., 0.]:
out.append('; Must manually set homing position...')
if abs(kv['speed_factor'] - 1. / 60.) > .000001:
out.append('M220 S%f' % (kv['speed_factor'] * 60. * 100.,))
if kv['extrude_factor'] != 1.:
out.append('M221 S%f' % (kv['extrude_factor'] * 100.,))
out.extend(['; End of state restore', '', ''])
self.gcode_state = '\n'.join(out)
def parse_line(self, line_num, line):
m = gcode_cmd_r.match(line)
if m is not None:
ts = float(m.group('time'))
self.gcode_stream.append((ts, line_num, line))
self.gcode_commands.append(m.group('gcode'))
return True, None
return False, None
def get_lines(self):
# Produce output gcode stream
if self.gcode_stream:
data = [ast.literal_eval(gc) for gc in self.gcode_commands]
f = open(self.gcode_filename, 'wb')
f.write(self.gcode_state + ''.join(data))
f.close()
return self.gcode_stream
api_cmd_r = re.compile(r"^Received " + time_s + r": \{.*\}$")
# API server shutdowm message parsing
class APIStream:
def __init__(self):
self.api_stream = []
def parse_line(self, line_num, line):
m = api_cmd_r.match(line)
if m is not None:
ts = float(m.group('time'))
self.api_stream.append((ts, line_num, line))
return True, None
return False, None
def get_lines(self):
return self.api_stream
stats_r = re.compile(r"^Stats " + time_s + ": ")
mcu_r = re.compile(r"MCU '(?P<mcu>[^']+)' (is_)?shutdown: (?P<reason>.*)$")
gcode_r = re.compile(r"Dumping gcode input " + count_s + r" blocks$")
gcode_state_r = re.compile(r"^gcode state: ")
api_r = re.compile(r"Dumping " + count_s + r" requests for client "
+ r"(?P<client>[0-9]+)" + r"$")
# Stats message parsing and high-level message dispatch
class StatsStream:
def __init__(self, shutdown_line_num, logname):
self.shutdown_line_num = shutdown_line_num
self.gcode_stream = GCodeStream(shutdown_line_num, logname)
self.mcus = {}
self.first_stat_time = self.last_stat_time = None
self.stats_stream = []
def reset_first_stat_time(self):
self.first_stat_time = self.last_stat_time
def get_stat_times(self):
return self.first_stat_time, self.last_stat_time
def check_stats_seq(self, ts, line):
# Parse stats
parts = line.split()
mcu = ""
keyparts = {}
for p in parts[2:]:
if '=' not in p:
mcu = p
continue
name, val = p.split('=', 1)
keyparts[mcu + name] = val
min_ts = 0
max_ts = 999999999999
for mcu_name, mcu in self.mcus.items():
sname = '%s:send_seq' % (mcu_name,)
rname = '%s:receive_seq' % (mcu_name,)
if sname not in keyparts:
continue
sseq = int(keyparts[sname])
rseq = int(keyparts[rname])
min_ts = max(min_ts, mcu.sent_seq_to_time.get(sseq-1, 0),
mcu.receive_seq_to_time.get(rseq, 0))
max_ts = min(max_ts, mcu.sent_seq_to_time.get(sseq, 999999999999),
mcu.receive_seq_to_time.get(rseq+1, 999999999999))
return min(max(ts, min_ts + 0.00000001), max_ts - 0.00000001)
def parse_line(self, line_num, line):
m = stats_r.match(line)
if m is not None:
ts = float(m.group('time'))
self.last_stat_time = ts
if self.first_stat_time is None:
self.first_stat_time = ts
self.stats_stream.append((ts, line_num, line))
return True, None
self.stats_stream.append((None, line_num, line))
m = mcu_r.match(line)
if m is not None:
mcu_name = m.group('mcu')
mcu_stream = MCUStream(mcu_name)
self.mcus[mcu_name] = mcu_stream
return True, mcu_stream
m = gcode_r.match(line)
if m is not None:
return True, self.gcode_stream
m = gcode_state_r.match(line)
if m is not None:
self.gcode_stream.handle_gcode_state(line)
return True, None
m = api_r.match(line)
if m is not None:
return True, APIStream()
return False, None
def get_lines(self):
# Ignore old stats
all_ts = []
for mcu_name, mcu in self.mcus.items():
all_ts.extend(mcu.sent_seq_to_time.values())
all_ts.extend(mcu.receive_seq_to_time.values())
if not all_ts:
return []
min_stream_ts = min(all_ts)
max_stream_ts = max(all_ts)
for i, info in enumerate(self.stats_stream):
if info[0] is not None and info[0] >= min_stream_ts - 5.:
del self.stats_stream[:i]
break
# Improve accuracy of stats timestamps
last_ts = self.stats_stream[0][0]
for i, (ts, line_num, line) in enumerate(self.stats_stream):
if ts is not None:
last_ts = self.check_stats_seq(ts, line)
elif (line_num >= self.shutdown_line_num
and last_ts <= max_stream_ts):
last_ts = max_stream_ts + 0.00000001
self.stats_stream[i] = (last_ts, line_num, line)
return self.stats_stream
# Main handler for creating shutdown diagnostics file
class GatherShutdown:
def __init__(self, configs, line_num, recent_lines, logname):
self.filename = "%s.shutdown%05d" % (logname, line_num)
self.comments = []
if configs:
configs_by_id = {c.config_num: c for c in configs.values()}
config = configs_by_id[max(configs_by_id.keys())]
config.add_comment(format_comment(line_num, recent_lines[-1][1]))
self.comments.append("# config %s" % (config.filename,))
self.stats_stream = StatsStream(line_num, logname)
self.active_streams = [self.stats_stream]
self.all_streams = list(self.active_streams)
for line_num, line in recent_lines:
self.parse_line(line_num, line)
self.stats_stream.reset_first_stat_time()
def add_comment(self, comment):
if comment is not None:
self.comments.append(comment)
def add_line(self, line_num, line):
self.parse_line(line_num, line)
first, last = self.stats_stream.get_stat_times()
if first is not None and last > first + 5.:
self.finalize()
return False
if (line.startswith('Git version')
or line.startswith('Start printer at')
or line == '===== Config file ====='):
self.finalize()
return False
return True
def parse_line(self, line_num, line):
for s in self.active_streams:
did_parse, new_stream = s.parse_line(line_num, line)
if did_parse:
if new_stream is not None:
self.all_streams.append(new_stream)
self.active_streams = [new_stream, self.stats_stream]
break
def finalize(self):
# Make sure no timestamp goes backwards
streams = [p.get_lines() for p in self.all_streams]
for s in streams:
for i in range(1, len(s)):
if s[i-1][0] > s[i][0]:
s[i] = (s[i-1][0], s[i][1], s[i][2])
# Produce output sorted by timestamp
out = [i for s in streams for i in s]
out.sort()
out = [i[2] for i in out]
f = open(self.filename, 'wb')
f.write('\n'.join(self.comments + out))
f.close()
######################################################################
# Startup
######################################################################
def main():
logname = sys.argv[1]
last_git = last_start = None
configs = {}
handler = None
recent_lines = collections.deque([], 200)
# Parse log file
f = open(logname, 'rb')
for line_num, line in enumerate(f):
line = line.rstrip()
line_num += 1
recent_lines.append((line_num, line))
if handler is not None:
ret = handler.add_line(line_num, line)
if ret:
continue
recent_lines.clear()
handler = None
if line.startswith('Git version'):
last_git = format_comment(line_num, line)
elif line.startswith('Start printer at'):
last_start = format_comment(line_num, line)
elif line == '===== Config file =====':
handler = GatherConfig(configs, line_num, recent_lines, logname)
handler.add_comment(last_git)
handler.add_comment(last_start)
elif 'shutdown: ' in line or line.startswith('Dumping '):
handler = GatherShutdown(configs, line_num, recent_lines, logname)
handler.add_comment(last_git)
handler.add_comment(last_start)
if handler is not None:
handler.finalize()
# Write found config files
for cfg in configs.values():
cfg.write_file()
if __name__ == '__main__':
main()