mirror of
https://github.com/google/pebble.git
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223 lines
8.4 KiB
Python
223 lines
8.4 KiB
Python
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# Copyright 2024 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# encoding=utf8
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# PBL-31508: This is pretty bad and we want to re-do a lot of this.
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import os
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import sys
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import threading
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import time
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from datetime import datetime
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import unicodedata as ud
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from pebble.loghashing import newlogging
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from newlogging import get_log_dict_from_file
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LOG_DICT_KEY_CORE_ID = 'core_'
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COLOR_DICT = {
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"BLACK": "\x1b[30m", "0": "\x1b[30m", # Not the most useful
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"RED": "\x1b[31m", "1": "\x1b[31m",
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"GREEN": "\x1b[32m", "2": "\x1b[32m",
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"YELLOW": "\x1b[33m", "3": "\x1b[33m",
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"BLUE": "\x1b[34m", "4": "\x1b[34m",
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"MAGENTA": "\x1b[35m", "5": "\x1b[35m",
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"CYAN": "\x1b[36m", "6": "\x1b[36m",
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"GREY": "\x1b[37m", "7": "\x1b[37m",
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"LIGHT_GREY": "\x1b[1m;30m", "8": "\x1b[1m;30m",
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"LIGHT_RED": "\x1b[1m;31m", "9": "\x1b[1m;31m",
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"LIGHT_GREEN": "\x1b[1m;32m", "10": "\x1b[1m;32m",
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"LIGHT_YELLOW": "\x1b[1m;33m", "11": "\x1b[1m;33m",
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"LIGHT_BLUE": "\x1b[1m;34m", "12": "\x1b[1m;34m",
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"LIGHT_MAGENTA": "\x1b[1m;35m", "13": "\x1b[1m;35m",
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"LIGHT_CYAN": "\x1b[1m;36m", "14": "\x1b[1m;36m",
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"WHITE": "\x1b[1m;37m", "15": "\x1b[1m;37m"}
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COLOR_BOLD_RESET = "\x1b[0m"
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BOLD = "\x1b[1m"
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# Control code to clear the current line
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CLEAR_LINE = "\x1b[2K"
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class LogDehash(object):
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""" Dehashing helper with a file update watch thread
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"""
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def __init__(self, dict_path, justify="small", color=False, bold=-1, print_core=False,
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monitor_dict_file=True):
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self.path = dict_path
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self.dict_mtime = None
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self.arg_justify = justify
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self.arg_color = color
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self.arg_bold = bold
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self.justify_size = 0
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self.load_log_strings()
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self.print_core = print_core
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if self.print_core:
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self.print_core_header()
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self.running = False
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if monitor_dict_file:
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self.running = True
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self.thread = threading.Thread(target=self.run)
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self.thread.setDaemon(True)
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self.thread.start()
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def run(self):
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while self.running:
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if os.path.lexists(self.path) and (not self.dict_mtime or
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os.path.getmtime(self.path) > self.dict_mtime):
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# We don't need to worry about thread safety here because the dict is getting
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# replaced entirely. If anyone has a reference to the old one, it will stay
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# alive until they're done.
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self.load_log_strings()
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time.sleep(5) # It takes at least this long to flash an update to the board
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def load_log_strings(self):
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if os.path.lexists(self.path):
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self.dict_mtime = os.path.getmtime(self.path)
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self.loghash_dict = get_log_dict_from_file(self.path)
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else:
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self.dict_mtime = None
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self.loghash_dict = None
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self.update_log_string_metrics()
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def load_log_strings_from_dict(self, dict):
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self.running = False
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self.dict_mtime = None
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self.loghash_dict = dict
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self.update_log_string_metrics()
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def print_core_header(self):
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if not self.loghash_dict:
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return
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print 'Supported Cores:'
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for key in sorted(self.loghash_dict, key=self.loghash_dict.get):
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if key.startswith(LOG_DICT_KEY_CORE_ID):
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print ' {}: {}'.format(key, self.loghash_dict[key])
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def update_log_string_metrics(self):
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if not self.loghash_dict:
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self.arg_justify = 0
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return
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# Handle justification
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max_basename = 0
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max_linenum = 0
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for line_dict in self.loghash_dict.itervalues():
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if 'file' in line_dict and 'line' in line_dict:
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max_basename = max(max_basename, len(os.path.basename(line_dict['file'])))
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max_linenum = max(max_basename, len(os.path.basename(line_dict['line'])))
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justify_width = max_basename + 1 + max_linenum # Include the ':'
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if self.arg_justify == 'small':
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self.justify_size = 0
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elif self.arg_justify == 'right':
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self.justify_size = justify_width * -1
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elif self.arg_justify == 'left':
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self.justify_size = justify_width
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else:
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self.justify_size = int(self.arg_justify)
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def dehash(self, msg):
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""" Dehashes a logging message.
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"""
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string = str(msg)
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if "NL:" in string: # Newlogging
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decoded_line = string.decode('utf-8', 'replace')
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safe_line = ud.normalize('NFKD', decoded_line).encode('utf-8', 'ignore')
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line_dict = newlogging.dehash_line_unformatted(safe_line, self.loghash_dict)
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return line_dict
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else:
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return {"formatted_msg": string, "unhashed": True}
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def basic_format_line(self, line_dict):
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output = []
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if 'support' not in line_dict and 're_level' in line_dict:
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output.append(line_dict['re_level'])
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if self.print_core and 'core_number' in line_dict:
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output.append(line_dict['core_number'])
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if 'task' in line_dict:
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output.append(line_dict['task'])
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if 'date' in line_dict:
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output.append(line_dict['date'])
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if 'time' in line_dict:
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output.append(line_dict['time'])
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elif 'support' not in line_dict:
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# Use the current time if one isn't provided by the system
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now = datetime.now()
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output.append('%02d:%02d:%02d.%03d' % (now.hour, now.minute, now.second,
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now.microsecond/1000))
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pre_padding = ''
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post_padding = ''
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if 'file' in line_dict and 'line' in line_dict:
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filename = os.path.basename(line_dict['file'])
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file_line = '{}:{}>'.format(filename, line_dict['line'])
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if self.justify_size < 0:
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output.append(file_line.rjust(abs(self.justify_size)))
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else:
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output.append(file_line.ljust(abs(self.justify_size)))
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output.append(line_dict['formatted_msg'])
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try:
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return ' '.join(output)
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except UnicodeDecodeError:
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return ''
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def minicom_format_line(self, line_dict):
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"""This routine reformats a line already printed to the console if it was
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hashed. It does this by clearing the line which was already printed
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using a control escape command and relies on lines ending in "\r\n".
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If the line was not hashed in the first place, it simply returns a
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newline character to print
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"""
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if 'unhashed' in line_dict:
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return '\n'
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output = []
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if self.arg_color and 'color' in line_dict:
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color = line_dict['color']
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if color in COLOR_DICT:
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output.append(COLOR_DICT[color])
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if 'level' in line_dict:
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if int(line_dict['level']) <= self.arg_bold:
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output.append(BOLD)
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output.append(CLEAR_LINE)
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output.append(self.basic_format_line(line_dict))
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output.append('\n')
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output.append(COLOR_BOLD_RESET)
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return ''.join(output)
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def commander_format_line(self, line_dict):
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output = []
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if self.arg_color and 'color' in line_dict:
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color = line_dict['color']
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if color in COLOR_DICT:
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output.append(COLOR_DICT[color])
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if 'level' in line_dict:
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if int(line_dict['level']) <= self.arg_bold:
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output.append(BOLD)
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output.append(self.basic_format_line(line_dict))
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output.append(COLOR_BOLD_RESET)
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return ''.join(output)
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