├── README.md
└── memcachedumper.py


/README.md:
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1 | 


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/memcachedumper.py:
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 1 | '''Dump all non-null data from a listening memcached server instance'''
 2 | import socket
 3 | import argparse
 4 | import time
 5 | import re
 6 | import sys
 7 | 
 8 | def recv_basic(the_socket,terminator):
 9 |     total_data=[]
10 |     while True:
11 |         data = the_socket.recv(8192)
12 |         if not data:
13 |             break
14 |         total_data.append(data)
15 |         if terminator in data:
16 |             break
17 |     return ''.join(total_data)
18 | 
19 | if __name__ == '__main__':
20 |     parser = argparse.ArgumentParser()
21 |     parser.add_argument("-t","--target",help='Memcached server host:port')
22 |     args = parser.parse_args()
23 | 
24 |     if(len(sys.argv) < 2):
25 |         parser.print_help()
26 |         sys.exit(0)
27 | 
28 |     [host,port] = args.target.split(':')
29 |     port = int(port)
30 | 
31 |     s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
32 |     s.connect((host,port))
33 |     s.send('stats items\n')
34 |     statItems = recv_basic(s,'END')
35 |     
36 |     itemNumbers = re.findall('STAT items:(\d+):number (\d+)',statItems)
37 | 
38 |     for itemNumber in itemNumbers:
39 |         cmd = 'stats cachedump '+itemNumber[0]+' '+itemNumber[1]+'\n'
40 |         s.send(cmd)
41 |         keys = recv_basic(s,'END')
42 |         keyNames = re.findall('ITEM ([^\s]+) \[(\d+) b',keys)
43 | 
44 |         for keyName in keyNames:
45 |             if(int(keyName[1]) != 0):
46 |                 print keyName[0]
47 |                 s.send('get ' + keyName[0]+'\n')
48 |                 content = recv_basic(s,'END')
49 |                 print content


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