forked from liwsakilive/iptables-for-ts
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathsetup.sh
407 lines (178 loc) · 9.8 KB
/
setup.sh
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
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
#!/bin/sh
echo "
______ ___________ _____ _ _ ___ _ _
| ___|_ _| ___ | ___| | | |/ _ \| | | |
| |_ | | | |_/ | |__ | | | / /_\ | | | |
| _| | | | /| __|| |/\| | _ | | | |
| | _| |_| |\ \| |___\ /\ | | | | |___| |____
\_| \___/\_| \_\____/ \/ \/\_| |_\_____\_____/"
# CLEAR RULES
iptables -t filter -F
iptables -t filter -X
# DENY ALL ACCESS
iptables -t filter -P INPUT DROP
iptables -t filter -P FORWARD DROP
iptables -t filter -P OUTPUT DROP
# READY ACCEPT
iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
# loop-back (localhost)
iptables -t filter -A INPUT -i lo -j ACCEPT
iptables -t filter -A OUTPUT -o lo -j ACCEPT
# STOP PING CMD
iptables -t filter -A INPUT -p icmp -j REJECT
iptables -t filter -A OUTPUT -p icmp -j REJECT
# SSH ACCEPT
iptables -t filter -A INPUT -p tcp --dport XXX -j ACCEPT
iptables -t filter -A OUTPUT -p tcp --dport XXX -j ACCEPT
# Active Localhost OPENVPN SECURITY
#iptables -t filter -A INPUT -p tcp --dport 22 -s 100:100:100:100 -j ACCEPT
# HTTP WEB
#iptables -t filter -A INPUT -p tcp --dport 80 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 80 -j ACCEPT
#HTTPS
#iptables -t filter -A INPUT -p tcp --dport 443 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 443 -j ACCEPT
#iptables -t filter -A INPUT -p udp --dport 443 -j ACCEPT
#iptables -t filter -A OUTPUT -p udp --dport 443 -j ACCEPT
#SMTP MAIL
#iptables -t filter -A INPUT -p tcp --dport 25 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 25 -j ACCEPT
#iptables -t filter -A INPUT -p tcp --dport 587 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 587 -j ACCEPT
#iptables -t filter -A INPUT -p tcp --dport 465 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 465 -j ACCEPT
# DNS
iptables -t filter -A OUTPUT -p tcp --dport 53 -j ACCEPT
iptables -t filter -A OUTPUT -p udp --dport 53 -j ACCEPT
iptables -t filter -A INPUT -p tcp --dport 53 -j ACCEPT
iptables -t filter -A INPUT -p udp --dport 53 -j ACCEPT
# NTP
iptables -t filter -A OUTPUT -p udp --dport 123 -j ACCEPT
# ANTI DDOS
iptables -A FORWARD -p tcp --syn -m limit --limit 1/second -j ACCEPT
iptables -A FORWARD -p udp -m limit --limit 1/second -j ACCEPT
iptables -A FORWARD -p icmp --icmp-type echo-request -m limit --limit 1/second -j ACCEPT
iptables -A FORWARD -p tcp --tcp-flags SYN,ACK,FIN,RST RST -m limit --limit 1/s -j ACCEPT
iptables -A INPUT -p tcp -m tcp --tcp-flags RST RST -m limit --limit 2/second --limit-burst 2 -j ACCEPT
# Reject spoofed packets
iptables -A INPUT -s 10.0.0.0/8 -j DROP
iptables -A INPUT -s 169.254.0.0/16 -j DROP
iptables -A INPUT -s 172.16.0.0/12 -j DROP
iptables -A INPUT -s 127.0.0.0/8 -j DROP
iptables -A INPUT -s 224.0.0.0/4 -j DROP
iptables -A INPUT -d 224.0.0.0/4 -j DROP
iptables -A INPUT -s 240.0.0.0/5 -j DROP
iptables -A INPUT -d 240.0.0.0/5 -j DROP
iptables -A INPUT -s 0.0.0.0/8 -j DROP
iptables -A INPUT -d 0.0.0.0/8 -j DROP
iptables -A INPUT -d 239.255.255.0/24 -j DROP
iptables -A INPUT -d 255.255.255.255 -j DROP
# Drop all invalid packets
iptables -A INPUT -m state --state INVALID -j DROP
iptables -A FORWARD -m state --state INVALID -j DROP
iptables -A OUTPUT -m state --state INVALID -j DROP
# Drop excessive RST packets to avoid smurf attacks
iptables -A INPUT -p tcp -m tcp --tcp-flags RST RST -m limit --limit 2/second --limit-burst 2 -j ACCEPT
# Attempt to block portscans
# Anyone who tried to portscan us is locked out for an entire day.
iptables -A INPUT -m recent --name portscan --rcheck --seconds 86400 -j DROP
iptables -A FORWARD -m recent --name portscan --rcheck --seconds 86400 -j DROP
# Once the day has passed, remove them from the portscan list
iptables -A INPUT -m recent --name portscan --remove
iptables -A FORWARD -m recent --name portscan --remove
# These rules add scanners to the portscan list, and log the attempt.
iptables -A INPUT -p tcp -m tcp --dport 139 -m recent --name portscan --set -j LOG --log-prefix "Portscan:"
iptables -A INPUT -p tcp -m tcp --dport 139 -m recent --name portscan --set -j DROP
iptables -A FORWARD -p tcp -m tcp --dport 139 -m recent --name portscan --set -j LOG --log-prefix "Portscan:"
iptables -A FORWARD -p tcp -m tcp --dport 139 -m recent --name portscan --set -j DROP
# Drop all invalid packets
iptables -A INPUT -m state --state INVALID -j DROP
iptables -A FORWARD -m state --state INVALID -j DROP
iptables -A OUTPUT -m state --state INVALID -j DROP
# Conf 2
iptables -A INPUT -p tcp --syn -m limit --limit 2/s --limit-burst 30 -j ACCEPT
iptables -A INPUT -p icmp --icmp-type echo-request -m limit --limit 1/s -j ACCEPT
iptables -A INPUT -p tcp --tcp-flags ALL NONE -m limit --limit 1/h -j ACCEPT
iptables -A INPUT -p tcp --tcp-flags ALL ALL -m limit --limit 1/h -j ACCEPT
# MYSQL
iptables -t filter -A INPUT -p tcp --dport 3306 -j ACCEPT
iptables -t filter -A INPUT -p udp --dport 3306 -j ACCEPT
# TS APPS
iptables -t filter -A OUTPUT -p tcp --dport 41144 -j ACCEPT
iptables -t filter -A INPUT -p tcp --dport 41144 -j ACCEPT
# QUERY
iptables -t filter -A OUTPUT -p tcp --dport 10011-j ACCEPT
iptables -t filter -A INPUT -p tcp --dport 10011 -j ACCEPT
iptables -t filter -A OUTPUT -p tcp --dport 30033 -j ACCEPT
iptables -t filter -A INPUT -p tcp --dport 30033 -j ACCEPT
# Account
iptables -t filter -A OUTPUT -p udp --dport 587 -j ACCEPT
iptables -t filter -A INPUT -p udp --dport 587 -j ACCEPT
iptables -t filter -A OUTPUT -p udp --dport 587 -j ACCEPT
iptables -t filter -A INPUT -p udp --dport 587 -j ACCEPT
# ALL TS SERVER
iptables -t filter -A OUTPUT -p udp --dport XXX -j ACCEPT
iptables -t filter -A INPUT -p udp --dport XXX -j ACCEPT
# ANTI DDOS Production Server WEB
#iptables -N http-flood
#iptables -A INPUT -p tcp --syn --dport 80 -m connlimit --connlimit-above 1 -j http-flood
#iptables -A INPUT -p tcp --syn --dport 443 -m connlimit --connlimit-above 1 -j http-flood
#iptables -A http-flood -m limit --limit 10/s --limit-burst 10 -j RETURN
#iptables -A http-flood -m limit --limit 1/s --limit-burst 10 -j LOG --log-prefix "HTTP-FLOOD "
#iptables -A http-flood -j DROP
#iptables -A INPUT -p tcp --syn --dport 80 -m connlimit --connlimit-above 20 -j DROP
#iptables -A INPUT -p tcp --syn --dport 443 -m connlimit --connlimit-above 20 -j DROP
#iptables -A INPUT -p tcp --dport 80 -i eth0 -m state --state NEW -m recent --set
#iptables -I INPUT -p tcp --dport 80 -m state --state NEW -m recent --update --seconds 10 --hitcount 20 -j DROP
#iptables -A INPUT -p tcp --dport 443 -i eth0 -m state --state NEW -m recent --set
#iptables -I INPUT -p tcp --dport 443 -m state --state NEW -m recent --update --seconds 10 --hitcount 20 -j DROP
#iptables -A INPUT -p tcp --syn -m limit --limit 10/s --limit-burst 13 -j DROP
#iptables -N flood
#iptables -A flood -j LOG --log-prefix "FLOOD "
#iptables -A flood -j DROP
iptables -t filter -N syn-flood
iptables -t filter -A INPUT -i eth0 -p tcp --syn -j syn-flood
iptables -t filter -A syn-flood -m limit --limit 1/sec --limit-burst 4 -j RETURN
iptables -t filter -A syn-flood -j LOG \
--log-prefix "IPTABLES SYN-FLOOD:"
iptables -t filter -A syn-flood -j DROP
iptables -t mangle -A PREROUTING -m conntrack --ctstate INVALID -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags FIN,SYN FIN,SYN -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags SYN,RST SYN,RST -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags FIN,RST FIN,RST -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags FIN,ACK FIN -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ACK,URG URG -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ACK,FIN FIN -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ACK,PSH PSH -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ALL ALL -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ALL NONE -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ALL FIN,PSH,URG -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ALL SYN,FIN,PSH,URG -j DROP
iptables -t mangle -A PREROUTING -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP
iptables -t mangle -A PREROUTING -p icmp -j DROP
iptables -A INPUT -p tcp -m connlimit --connlimit-above 80 -j REJECT --reject-with tcp-reset
iptables -A INPUT -p tcp -m conntrack --ctstate NEW -m limit --limit 60/s --limit-burst 20 -j ACCEPT
iptables -A INPUT -p tcp -m conntrack --ctstate NEW -j DROP
iptables -t mangle -A PREROUTING -f -j DROP
iptables -A INPUT -p tcp --tcp-flags RST RST -m limit --limit 2/s --limit-burst 2 -j ACCEPT
iptables -A INPUT -p tcp --tcp-flags RST RST -j DROP
iptables -N port-scanning
iptables -A port-scanning -p tcp --tcp-flags SYN,ACK,FIN,RST RST -m limit --limit 1/s --limit-burst 2 -j RETURN
iptables -A port-scanning -j DROP
#OPENVPN Is not actived
#iptables -t filter -A INPUT -p udp --dport 1194 -j ACCEPT
#iptables -t filter -A INPUT -p tcp --dport 1194 -j ACCEPT
#iptables -t filter -A OUTPUT -p udp --dport 1194 -j ACCEPT
#iptables -t filter -A OUTPUT -p tcp --dport 1194 -j ACCEPT
#Accepter le flux entrant depuis le tunnel vpn vers le réseau interne pour les ports 80 et 443 en TCP :
#iptables -t filter -A FORWARD -p tcp --dport 80 -j ACCEPT -i tun0
#iptables -t filter -A FORWARD -p tcp --dport 443 -j ACCEPT -i tun0
#Accepter n'importe quel flux vers le tunnel vpn
#iptables -t filter -A FORWARD -j ACCEPT -o tun0
#iptables -A FORWARD -o eth0 -i tun0 -s 192.168.2.0/24 -m conntrack --ctstate NEW -j ACCEPT
#iptables -A FORWARD -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
#iptables -t nat -F POSTROUTING
#iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
#sudo iptables -t nat -A POSTROUTING -s 10/8 -o eth0 -j MASQUERADE