dea5b3f954
fix alternative encoding character converting allow more paths for game log server add localization for unknown ips in welcome plugin add gamelog server uri to support game log server on games that must supply manual log path misc fixes
77 lines
2.4 KiB
Python
77 lines
2.4 KiB
Python
import re
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import os
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import time
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class LogReader(object):
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def __init__(self):
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self.log_file_sizes = {}
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# (if the file changes more than this, ignore ) - 0.125 MB
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self.max_file_size_change = 125000
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# (if the time between checks is greater, ignore ) - 5 minutes
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self.max_file_time_change = 60
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def read_file(self, path):
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# prevent traversing directories
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if re.search('r^.+\.\.\\.+$', path):
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return False
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# must be a valid log path and log file
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if not re.search(r'^.+[\\|\/](.+)[\\|\/].+.log$', path):
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return False
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# set the initialze size to the current file size
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file_size = 0
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if path not in self.log_file_sizes:
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self.log_file_sizes[path] = {
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'length' : self.file_length(path),
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'read': time.time()
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}
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return True
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# grab the previous values
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last_length = self.log_file_sizes[path]['length']
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last_read = self.log_file_sizes[path]['read']
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# the file is being tracked already
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new_file_size = self.file_length(path)
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# the log size was unable to be read (probably the wrong path)
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if new_file_size < 0:
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return False
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now = time.time()
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file_size_difference = new_file_size - last_length
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time_difference = now - last_read
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# update the new size and actually read the data
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self.log_file_sizes[path] = {
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'length': new_file_size,
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'read': now
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}
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# if it's been too long since we read and the amount changed is too great, discard it
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# todo: do we really want old events? maybe make this an "or"
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if file_size_difference > self.max_file_size_change or time_difference > self.max_file_time_change:
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return True
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new_log_info = self.get_file_lines(path, file_size_difference)
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return new_log_info
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def get_file_lines(self, path, length):
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try:
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file_handle = open(path, 'rb')
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file_handle.seek(-length, 2)
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file_data = file_handle.read(length)
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file_handle.close()
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return file_data.decode('utf-8')
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except:
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return False
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def file_length(self, path):
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try:
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return os.stat(path).st_size
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except:
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return -1
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reader = LogReader()
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