mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
128 lines
5.3 KiB
Python
128 lines
5.3 KiB
Python
import os
|
|
import queue
|
|
import subprocess
|
|
import sys
|
|
import tempfile
|
|
from contextlib import contextmanager
|
|
from typing import Generator
|
|
|
|
from .constants import COREDUMP_SCRIPT, TAG_KEY
|
|
from .output_helpers import Logger, yellow_print
|
|
from .web_socket_client import WebSocketClient
|
|
|
|
# coredump related messages
|
|
COREDUMP_UART_START = b'================= CORE DUMP START ================='
|
|
COREDUMP_UART_END = b'================= CORE DUMP END ================='
|
|
COREDUMP_UART_PROMPT = b'Press Enter to print core dump to UART...'
|
|
|
|
# coredump states
|
|
COREDUMP_IDLE = 0
|
|
COREDUMP_READING = 1
|
|
COREDUMP_DONE = 2
|
|
|
|
# coredump decoding options
|
|
COREDUMP_DECODE_DISABLE = 'disable'
|
|
COREDUMP_DECODE_INFO = 'info'
|
|
|
|
|
|
class CoreDump:
|
|
def __init__(self, decode_coredumps, event_queue, logger, websocket_client, elf_file):
|
|
# type: (str, queue.Queue, Logger, WebSocketClient, str) -> None
|
|
|
|
self._coredump_buffer = b''
|
|
self._decode_coredumps = decode_coredumps
|
|
self.event_queue = event_queue
|
|
self._reading_coredump = COREDUMP_IDLE
|
|
self.logger = logger
|
|
self.websocket_client = websocket_client
|
|
self.elf_file = elf_file
|
|
|
|
def _process_coredump(self): # type: () -> None
|
|
if self._decode_coredumps != COREDUMP_DECODE_INFO:
|
|
raise NotImplementedError('process_coredump: %s not implemented' % self._decode_coredumps)
|
|
coredump_file = None
|
|
try:
|
|
# On Windows, the temporary file can't be read unless it is closed.
|
|
# Set delete=False and delete the file manually later.
|
|
with tempfile.NamedTemporaryFile(mode='wb', delete=False) as coredump_file:
|
|
coredump_file.write(self._coredump_buffer)
|
|
coredump_file.flush()
|
|
|
|
if self.websocket_client:
|
|
self.logger.output_enabled = True
|
|
yellow_print('Communicating through WebSocket')
|
|
self.websocket_client.send({'event': 'coredump',
|
|
'file': coredump_file.name,
|
|
'prog': self.elf_file})
|
|
yellow_print('Waiting for debug finished event')
|
|
self.websocket_client.wait([('event', 'debug_finished')])
|
|
yellow_print('Communications through WebSocket is finished')
|
|
else:
|
|
cmd = [sys.executable,
|
|
COREDUMP_SCRIPT,
|
|
'info_corefile',
|
|
'--core', coredump_file.name,
|
|
'--core-format', 'b64',
|
|
self.elf_file
|
|
]
|
|
output = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
|
|
self.logger.output_enabled = True
|
|
self.logger.print(output) # noqa: E999
|
|
self.logger.output_enabled = False # Will be reenabled in check_coredump_trigger_after_print
|
|
except subprocess.CalledProcessError as e:
|
|
yellow_print('Failed to run espcoredump script: {}\n{}\n\n'.format(e, e.output))
|
|
self.logger.output_enabled = True
|
|
self.logger.print(COREDUMP_UART_START + b'\n')
|
|
self.logger.print(self._coredump_buffer)
|
|
# end line will be printed in handle_serial_input
|
|
finally:
|
|
if coredump_file is not None:
|
|
try:
|
|
os.unlink(coredump_file.name)
|
|
except OSError as e:
|
|
yellow_print('Couldn\'t remote temporary core dump file ({})'.format(e))
|
|
|
|
def _check_coredump_trigger_before_print(self, line): # type: (bytes) -> None
|
|
if self._decode_coredumps == COREDUMP_DECODE_DISABLE:
|
|
return
|
|
if COREDUMP_UART_PROMPT in line:
|
|
yellow_print('Initiating core dump!')
|
|
self.event_queue.put((TAG_KEY, '\n'))
|
|
return
|
|
if COREDUMP_UART_START in line:
|
|
yellow_print('Core dump started (further output muted)')
|
|
self._reading_coredump = COREDUMP_READING
|
|
self._coredump_buffer = b''
|
|
self.logger.output_enabled = False
|
|
return
|
|
if COREDUMP_UART_END in line:
|
|
self._reading_coredump = COREDUMP_DONE
|
|
yellow_print('\nCore dump finished!')
|
|
self._process_coredump()
|
|
return
|
|
if self._reading_coredump == COREDUMP_READING:
|
|
kb = 1024
|
|
buffer_len_kb = len(self._coredump_buffer) // kb
|
|
self._coredump_buffer += line.replace(b'\r', b'') + b'\n'
|
|
new_buffer_len_kb = len(self._coredump_buffer) // kb
|
|
if new_buffer_len_kb > buffer_len_kb:
|
|
yellow_print('Received %3d kB...' % new_buffer_len_kb, newline='\r')
|
|
|
|
def _check_coredump_trigger_after_print(self): # type: () -> None
|
|
if self._decode_coredumps == COREDUMP_DECODE_DISABLE:
|
|
return
|
|
|
|
# Re-enable output after the last line of core dump has been consumed
|
|
if not self.logger.output_enabled and self._reading_coredump == COREDUMP_DONE:
|
|
self._reading_coredump = COREDUMP_IDLE
|
|
self.logger.output_enabled = True
|
|
self._coredump_buffer = b''
|
|
|
|
@contextmanager
|
|
def check(self, line): # type: (bytes) -> Generator
|
|
self._check_coredump_trigger_before_print(line)
|
|
try:
|
|
yield
|
|
finally:
|
|
self._check_coredump_trigger_after_print()
|