读取Apache访问日志,查看每一个独立客户端连接获得的字节数

ubuntu中apache2的日志文件位于:

/var/log/apache2

代码:

# coding=utf-8
import sys '''
数据
127.0.0.1 - - [10/Jan/2017:10:08:16 +0800] "POST /cgi-bin/login.py HTTP/1.1" 200 335 "-" "curl/7.35.0"
'''
def dictify_logline(line):
split_line = line.split()
return {
"remote_address": split_line[0],
"status": split_line[8],
"bytes_sent": split_line[9]
} def generate_log_report(logfile):
report_dict = {}
for line in logfile:
line_dict = dictify_logline(line)
print line_dict
try:
bytes_send = int(line_dict["bytes_sent"])
except ValueError:
continue
#统计每一个ip,对应发送的字节数
report_dict.setdefault(
line_dict["remote_address"],
[]).append(bytes_send)
return report_dict if __name__ == "__main__":
if not len(sys.argv) > 1:
sys.exit(1)
infile_name = sys.argv[1]
try:
infile = open(infile_name, 'r')
except IOError:
print 'You must specify a valid file to parse'
sys.exit(1) log_report = generate_log_report(infile)
print log_report
infile.close() #正则表达式提取数据
import re
log_line_re = re.compile('''(?P<remote_address>\S+) #IP ADDRESS
\s+ #whitespace
\S+ #remote logname
\s+ #whitepsace
\S+ #remote user
\s+ #whitespace
\[[^\[\]]+\] #time
\s+ #whitespace
"[^"]+" #first line of request
\s+ #whitesapce
(?P<status>\d+)
\s+ #whitespace
(?P<bytes_sent>-|\d+)
\s*
''', re.VERBOSE) def dictify_logline(line):
m = log_line_re.match(line)
if m:
groupdict = m.groupdict()
if groupdict['bytes_sent'] == '-':
groupdict['bytes_sent'] = ''
return groupdict
else:
return {
"remote_address": None,
"status": None,
"bytes_sent": ""
}

效果:

读取Apache访问日志,查看每一个独立客户端连接获得的字节数

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