forked from xiaomi-sa/smartdns
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathippool.py
212 lines (188 loc) · 6.96 KB
/
ippool.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
# -*- coding: utf-8 -*-
import sys, os
from logger import logger
import time
import bisect
from os.path import isfile
import socket
import struct
sys.path.append('../lib/')
import yaml, re
reload(sys)
sys.setdefaultencoding('utf8')
def ip2long(ip):
"convert decimal dotted quad string to long integer"
hexn = ''.join(["%02X" % long(i) for i in ip.split('.')])
return long(hexn, 16)
def long2ip(n):
"convert long int to dotted quad string"
d = 256 * 256 * 256
q = []
while d > 0:
m,n = divmod(n,d)
q.append(str(m))
d = d/256
return '.'.join(q)
class IPPool:
def __init__(self, ipfile, recordfile):
if not isfile(ipfile):
logger.warning("can't find ip data file: %s" % ipfile)
# 故意返回数据，另程序退出
return 1
self.ipfile = ipfile
if not isfile(recordfile):
logger.warning("can't find A record file: %s" % recordfile)
return 2
self.recordfile = recordfile
#初始化iplist，用来进行2分查找
self.iplist = []
#初始化iphash，用来检索详细信息
self.iphash = {}
#初始化存储a.yaml配置
self.record = {}
# 存储各个域名的地域对于ip信息
self.locmapip = {}
#load record data
self.LoadRecord()
#load ip data
self.LoadIP()
print 'Init IP pool finished !'
def LoadIP(self):
f = open(self.ipfile, 'r')
logger.warning("before load: %s" % ( time.time() ) )
for eachline in f:
ipstart, ipend, country, province, city, sp = eachline.strip().split(',')
ipstart = long(ipstart)
ipend = long(ipend)
#如果ip地址为0,忽略
if 0 == ipstart:
continue
self.iplist.append(ipstart)
if ipstart in self.iphash:
#print "maybe has same ipstart"
pass
else:
#ipstart, ipend, country, province, city, sp, domain ip hash
self.iphash[ipstart] = [ipstart, ipend, country, province, city, sp, {}]
# 最好合并后再计算
self.JoinIP(ipstart)
f.close()
logger.warning("after load: %s" % ( time.time() ) )
self.iplist.sort()
logger.warning("after sort: %s" % ( time.time() ) )
# 重写LoadRecord和JoinIP，提升启动效率
def LoadRecord(self):
Add = [8, 4, 2, 1]
f = open(self.recordfile, 'r')
self.record = yaml.load(f)
for fqdn in self.record:
self.locmapip[fqdn] = {}
if fqdn.endswith("_template"):
continue
for router in self.record[fqdn]:
if router == 'default' or router == 'ttl':
continue
p = None
#p = re.match(ur"(.*),(.*),(.*),(.*)", router)
p = str(router.encode('utf-8')).strip().split(',')
if p is None:
logger.warning("maybe record file format error: %s" % self.recordfile)
sys.exit(1)
match = [None, None, None, None]
weight = 0
for num in range(0, 4):
match[num] = p[num]
if p[num] != "":
weight += Add[num]
if match[0] not in self.locmapip[fqdn]:
self.locmapip[fqdn][match[0]] = {}
self.locmapip[fqdn][match[0]][match[1]] = {}
self.locmapip[fqdn][match[0]][match[1]][match[2]] = {}
self.locmapip[fqdn][match[0]][match[1]][match[2]][match[3]] = \
[ self.record[fqdn][router], weight]
elif match[1] not in self.locmapip[fqdn][match[0]]:
self.locmapip[fqdn][match[0]][match[1]] = {}
self.locmapip[fqdn][match[0]][match[1]][match[2]] = {}
self.locmapip[fqdn][match[0]][match[1]][match[2]][match[3]] = \
[ self.record[fqdn][router], weight]
elif match[2] not in self.locmapip[fqdn][match[0]][match[1]]:
self.locmapip[fqdn][match[0]][match[1]][match[2]] = {}
self.locmapip[fqdn][match[0]][match[1]][match[2]][match[3]] = \
[ self.record[fqdn][router], weight]
elif match[3] not in self.locmapip[fqdn][match[0]][match[1]][match[2]]:
self.locmapip[fqdn][match[0]][match[1]][match[2]][match[3]] = \
[ self.record[fqdn][router], weight]
f.close()
#logger.warning(self.locmapip)
def JoinIP(self, ip):
for fqdnk, fqdnv in self.locmapip.items():
l1 = []
l2 = []
l3 = []
weight = 0
#logger.warning("l1 : %s, %s" %(self.iphash[ip][2], fqdnv.keys()))
if "" in fqdnv and "" != self.iphash[ip][2]:
l1.append(fqdnv[""])
if self.iphash[ip][2] in fqdnv:
l1.append(fqdnv[self.iphash[ip][2]])
for k in l1:
#logger.warning("l2 : %s, %s" %(self.iphash[ip][3], k.keys()))
if "" in k and "" != self.iphash[ip][3]:
l2.append(k[""])
if self.iphash[ip][3] in k:
l2.append(k[self.iphash[ip][3]])
for k in l2:
#logger.warning("l3 : %s, %s" %(self.iphash[ip][4], k.keys()))
if "" in k and "" != self.iphash[ip][4]:
l3.append(k[""])
if self.iphash[ip][4] in k:
l3.append(k[self.iphash[ip][4]])
for k in l3:
#logger.warning("l4 : %s, %s" %(self.iphash[ip][5], k.keys()))
if "" in k and k[""][1] > weight:
self.iphash[ip][6][fqdnk] = k[""]
weight = k[""][1]
if self.iphash[ip][5] in k and k[self.iphash[ip][5]][1] > weight:
self.iphash[ip][6][fqdnk] = k[self.iphash[ip][5]]
weight = k[self.iphash[ip][5]][1]
if fqdnk not in self.iphash[ip][6]:
self.iphash[ip][6][fqdnk] = [self.record[fqdnk]['default'], 0]
def ListIP(self):
for key in self.iphash:
print "ipstart: %s ipend: %s country: %s province: %s city: %s sp: %s" % (key, self.iphash[key][1], self.iphash[key][2], self.iphash[key][3], self.iphash[key][4], self.iphash[key][5])
for i in self.iphash[key][6]:
print "[domain:%s ip: %s]" % (i, self.iphash[key][6][i][0])
def SearchLocation(self, ip):
ipnum = ip2long(ip)
ip_point = bisect.bisect_right(self.iplist, ipnum)
i = self.iplist[ip_point - 1]
if ip_point == self.iplist.__len__():
j = self.iplist[ip_point - 1]
else:
j = self.iplist[ip_point]
return i, j, ipnum
def FindIP(self, ip, name):
i, j, ipnum = self.SearchLocation(ip)
if i in self.iphash:
ipstart = self.iphash[i][0]
ipend = self.iphash[i][1]
country = self.iphash[i][2]
province = self.iphash[i][3]
city = self.iphash[i][4]
sp = self.iphash[i][5]
if ipstart <= ipnum <= ipend:
ip_list = [ tmp_ip for tmp_ip in re.split(ur',|\s+', self.iphash[i][6][name][0]) if not re.search(ur'[^0-9.]', tmp_ip) ]
logger.info("userip:[%s] domain:[%s] section:[%s-%s] location:[%s,%s,%s,%s] ip_list:%s" % (ip, name, long2ip(ipstart), long2ip(ipend), country, province, city, sp, ip_list ) )
return ip_list
else:
#print "可能不在ip列表内，需要指定默认地址"
ip_list = [ tmp_ip for tmp_ip in re.split(ur',|\s+',self.record[name]['default']) if not re.search(ur'[^0-9.]', tmp_ip) ]
logger.warning("userip:[%s] domain:[%s] ip-section:[%s-%s] range:[(%d-%d)-%d-%d] ip_list:%s" % (ip, name, long2ip(ipstart),long2ip(ipend), ipstart, ipend, ipnum, j, ip_list))
return ip_list
else:
#maybe something wrong
ip_list = [ tmp_ip for tmp_ip in re.split(ur',|\s+',self.record[name]['default']) if not re.search(ur'[^0-9].', tmp_ip) ]
logger.warning("can't find ip in iphash, ip:[%s] domain:[%s] ip_list:%s" % (ip, name, ip_list))
return ip_list
if __name__ == '__main__':
ipcheck = IPPool('../data/ip.csv', '../conf/a.yaml')