squid问题

由 邓奕文 在 11-20-2003 15:22 发表:

squid问题

怎么控制上网?例如:让192.168.0.1上网,而192.168.0.2不让上网,那么squid应该去怎么设置?谢谢.


由 wallace888 在 11-20-2003 16:08 发表:


用acl的命令来控制啊!例如编辑squid.conf

acl baduser src 192.168.0.2

acl our_networks src 192.168.0.0/24

http_access deny baduser

http_access allow our_networks

这样192.168.0.2就不可以上网了!


由 邓奕文 在 11-21-2003 08:10 发表:


ACCESS CONTROLS

-----------------------------------------------------------------------------

TAG: acl

Defining an Access List

acl aclname acltype string1 ...

acl aclname acltype "file" ...

when using "file", the file should contain one item per line

acltype is one of the types described below

By default, regular expressions are CASE-SENSITIVE. To make

them case-insensitive, use the -i option.

acl aclname src addr1-addr2/netmask ... (range of addresses)

acl aclname dst ip-address/netmask ... (URL host's IP address)

acl aclname myip ip-address/netmask ... (local socket IP address)

acl aclname srcdomain .foo.com ... # reverse lookup, client IP

acl aclname dstdomain .foo.com ... # Destination server from URL

acl aclname srcdom_regex [-i] xxx ... # regex matching client name

acl aclname dstdom_regex [-i] xxx ... # regex matching server

# For dstdomain and dstdom_regex a reverse lookup is tried if a IP

# based URL is used. The name "none" is used if the reverse lookup

# fails.

acl aclname time [day-abbrevs] [h1:m1-h2:m2]

day-abbrevs:

S - Sunday

M - Monday

T - Tuesday

W - Wednesday

H - Thursday

F - Friday

A - Saturday

h1:m1 must be less than h2:m2

acl aclname url_regex [-i] ^ http:// ... # regex matching on whole URL

acl aclname urlpath_regex [-i] \.gif$ ... # regex matching on URL path

acl aclname port 80 70 21 ...

acl aclname port 0-1024 ... # ranges allowed

acl aclname myport 3128 ... # (local socket TCP port)

acl aclname proto HTTP FTP ...

acl aclname method GET POST ...

acl aclname browser [-i] regexp ...

# pattern match on User-Agent header

acl aclname referer_regex [-i] regexp ...

# pattern match on Referer header

# Referer is highly unreliable, so use with care

acl aclname ident username ...

acl aclname ident_regex [-i] pattern ...

# string match on ident output.

# use REQUIRED to accept any non-null ident.

acl aclname src_as number ...

acl aclname dst_as number ...

# Except for access control, AS numbers can be used for

# routing of requests to specific caches. Here's an

# example for routing all requests for AS#1241 and only

# those to mycache.mydomain.net:

# acl asexample dst_as 1241

# cache_peer_access mycache.mydomain.net allow asexample

# cache_peer_access mycache_mydomain.net deny all

acl aclname proxy_auth username ...

acl aclname proxy_auth_regex [-i] pattern ...

# list of valid usernames

# use REQUIRED to accept any valid username.

# NOTE: when a Proxy-Authentication header is sent but it is not

# needed during ACL checking the username is NOT logged

# in access.log.

# NOTE: proxy_auth requires a EXTERNAL authentication program

# to check username/password combinations (see

# authenticate_program).

# WARNING: proxy_auth can't be used in a transparent proxy. It

# collides with any authentication done by origin servers. It may

# seem like it works at first, but it doesn't.

acl aclname snmp_community string ...

# A community string to limit access to your SNMP Agent

# Example:

# acl snmppublic snmp_community public

acl aclname maxconn number

# This will be matched when the client's IP address has

# more than

  1<number> HTTP connections established.   
  2  
  3#   
  4  
  5# acl aclname max_user_ip [-s] number   
  6  
  7# # This will be matched when the user attempts to log in from more   
  8  
  9# # than <number> different ip addresses. The authenticate_ip_ttl   
 10  
 11# # parameter controls the timeout on the ip entries.   
 12  
 13# # If -s is specified then the limit is strict, denying browsing   
 14  
 15# # from any further IP addresses until the ttl has expired. Without   
 16  
 17# # -s Squid will just annoy the user by "randomly" denying requests.   
 18  
 19# # (the counter is then reset each time the limit is reached and a   
 20  
 21# # request is denied)   
 22  
 23# # NOTE: in acceleration mode or where there is mesh of child proxies,   
 24  
 25# # clients may appear to come from multiple addresses if they are   
 26  
 27# # going through proxy farms, so a limit of 1 may cause user problems.   
 28  
 29#   
 30  
 31# acl aclname req_mime_type mime-type1 ...   
 32  
 33# # regex match agains the mime type of the request generated   
 34  
 35# # by the client. Can be used to detect file upload or some   
 36  
 37# # types HTTP tunelling requests.   
 38  
 39# # NOTE: This does NOT match the reply. You cannot use this   
 40  
 41# # to match the returned file type.   
 42  
 43#   
 44  
 45# acl aclname rep_mime_type mime-type1 ...   
 46  
 47# # regex match against the mime type of the reply recieved by   
 48  
 49# # squid. Can be used to detect file download or some   
 50  
 51# # types HTTP tunelling requests.   
 52  
 53# # NOTE: This has no effect in http_access rules. It only has   
 54  
 55# # effect in rules that affect the reply data stream such as   
 56  
 57# # http_reply_access.   
 58  
 59#   
 60  
 61# acl acl_name external class_name [arguments...]   
 62  
 63# # external ACL lookup via a helper class defined by the   
 64  
 65# # external_acl_type directive.   
 66  
 67#   
 68  
 69#Examples:   
 70  
 71#acl myexample dst_as 1241   
 72  
 73#acl password proxy_auth REQUIRED   
 74  
 75#acl fileupload req_mime_type -i ^multipart/form-data$   
 76  
 77#acl javascript rep_mime_type -i ^application/x-javascript$   
 78  
 79#   
 80  
 81#Recommended minimum configuration:   
 82  
 83acl all src 0.0.0.0/0.0.0.0   
 84  
 85acl manager proto cache_object   
 86  
 87acl localhost src 127.0.0.1/255.255.255.255   
 88  
 89acl to_localhost dst 127.0.0.0/8   
 90  
 91acl my_network src 192.168.0.0/24   
 92  
 93#acl dyw src 192.168.0.2/24   
 94  
 95acl SSL_ports port 443 563   
 96  
 97acl Safe_ports port 80 # http   
 98  
 99acl Safe_ports port 21 # ftp   
100  
101acl Safe_ports port 443 563 # https, snews   
102  
103acl Safe_ports port 70 # gopher   
104  
105acl Safe_ports port 210 # wais   
106  
107acl Safe_ports port 1025-65535 # unregistered ports   
108  
109acl Safe_ports port 280 # http-mgmt   
110  
111acl Safe_ports port 488 # gss-http   
112  
113acl Safe_ports port 591 # filemaker   
114  
115acl Safe_ports port 777 # multiling http   
116  
117acl CONNECT method CONNECT   
118  
119  
120  
121# TAG: http_access   
122  
123# Allowing or Denying access based on defined access lists   
124  
125#   
126  
127# Access to the HTTP port:   
128  
129# http_access allow|deny [!]aclname ...   
130  
131#   
132  
133# NOTE on default values:   
134  
135#   
136  
137# If there are no "access" lines present, the default is to deny   
138  
139# the request.   
140  
141#   
142  
143# If none of the "access" lines cause a match, the default is the   
144  
145# opposite of the last line in the list. If the last line was   
146  
147# deny, then the default is allow. Conversely, if the last line   
148  
149# is allow, the default will be deny. For these reasons, it is a   
150  
151# good idea to have an "deny all" or "allow all" entry at the end   
152  
153# of your access lists to avoid potential confusion.   
154  
155#   
156  
157#Default:   
158  
159#   
160  
161#Recommended minimum configuration:   
162  
163#   
164  
165# Only allow cachemgr access from localhost   
166  
167http_access allow manager localhost   
168  
169http_access deny manager   
170  
171# Deny requests to unknown ports   
172  
173http_access deny !Safe_ports   
174  
175# Deny CONNECT to other than SSL ports   
176  
177http_access deny CONNECT !SSL_ports   
178  
179http_access deny dyw   
180  
181http_access allow my_network   
182  
183#   
184  
185# We strongly recommend to uncomment the following to protect innocent   
186  
187# web applications running on the proxy server who think that the only   
188  
189# one who can access services on "localhost" is a local user   
190  
191#http_access deny to_localhost   
192  
193#   
194  
195# INSERT YOUR OWN RULE(S) HERE TO ALLOW ACCESS FROM YOUR CLIENTS   
196  
197  
198  
199# Exampe rule allowing access from your local networks. Adapt   
200  
201# to list your (internal) IP networks from where browsing should   
202  
203# be allowed   
204  
205#acl our_networks src 192.168.1.0/24 192.168.2.0/24   
206  
207#http_access allow our_networks   
208  
209  
210  
211# And finally deny all other access to this proxy   
212  
213http_access allow localhost   
214  
215http_access deny all 
216
217  
218
219
220* * *
221
222  
223_由 邓奕文 在 11-21-2003 08:16 发表:_   
224  
225
226
227****
228
229  
230  
231
232
233以上的目的是不让192.168.0.2上网,其它都可以,上面的贴子不知道什么地方出了问题,控制不了192.168.0.2上网,谢谢大家的相互!(acl dyw src 192.168.0.2/24前面的#号贴错了,原是没有的) 
234
235  
236
237
238* * *
239
240  
241_由 邓奕文 在 11-21-2003 14:46 发表:_   
242  
243
244
245****
246
247  
248  
249
250
251哎,在里面想求一点儿东西,好难,好难...啊! 
252
253  
254
255
256* * *
257
258  
259_由 邓奕文 在 11-22-2003 08:42 发表:_   
260  
261
262
263****
264
265  
266  
267
268
269以上的目的是不让192.168.0.2上网,其它都可以,上面的贴子不知道什么地方出了问题,控制不了192.168.0.2上网,谢谢大家的相互!(acl dyw src 192.168.0.2/24前面的#号贴错了,原是没有的)   
270  
271ACCESS CONTROLS   
272  
273# -----------------------------------------------------------------------------   
274  
275  
276  
277# TAG: acl   
278  
279# Defining an Access List   
280  
281#   
282  
283# acl aclname acltype string1 ...   
284  
285# acl aclname acltype "file" ...   
286  
287#   
288  
289# when using "file", the file should contain one item per line   
290  
291#   
292  
293# acltype is one of the types described below   
294  
295#   
296  
297# By default, regular expressions are CASE-SENSITIVE. To make   
298  
299# them case-insensitive, use the -i option.   
300  
301#   
302  
303# acl aclname src addr1-addr2/netmask ... (range of addresses)   
304  
305# acl aclname dst ip-address/netmask ... (URL host's IP address)   
306  
307# acl aclname myip ip-address/netmask ... (local socket IP address)   
308  
309#   
310  
311# acl aclname srcdomain .foo.com ... # reverse lookup, client IP   
312  
313# acl aclname dstdomain .foo.com ... # Destination server from URL   
314  
315# acl aclname srcdom_regex [-i] xxx ... # regex matching client name   
316  
317# acl aclname dstdom_regex [-i] xxx ... # regex matching server   
318  
319# # For dstdomain and dstdom_regex a reverse lookup is tried if a IP   
320  
321# # based URL is used. The name "none" is used if the reverse lookup   
322  
323# # fails.   
324  
325#   
326  
327# acl aclname time [day-abbrevs] [h1:m1-h2:m2]   
328  
329# day-abbrevs:   
330  
331# S - Sunday   
332  
333# M - Monday   
334  
335# T - Tuesday   
336  
337# W - Wednesday   
338  
339# H - Thursday   
340  
341# F - Friday   
342  
343# A - Saturday   
344  
345# h1:m1 must be less than h2:m2   
346  
347# acl aclname url_regex [-i] ^ http:// ... # regex matching on whole URL   
348  
349# acl aclname urlpath_regex [-i] \\.gif$ ... # regex matching on URL path   
350  
351# acl aclname port 80 70 21 ...   
352  
353# acl aclname port 0-1024 ... # ranges allowed   
354  
355# acl aclname myport 3128 ... # (local socket TCP port)   
356  
357# acl aclname proto HTTP FTP ...   
358  
359# acl aclname method GET POST ...   
360  
361# acl aclname browser [-i] regexp ...   
362  
363# # pattern match on User-Agent header   
364  
365# acl aclname referer_regex [-i] regexp ...   
366  
367# # pattern match on Referer header   
368  
369# # Referer is highly unreliable, so use with care   
370  
371# acl aclname ident username ...   
372  
373# acl aclname ident_regex [-i] pattern ...   
374  
375# # string match on ident output.   
376  
377# # use REQUIRED to accept any non-null ident.   
378  
379# acl aclname src_as number ...   
380  
381# acl aclname dst_as number ...   
382  
383# # Except for access control, AS numbers can be used for   
384  
385# # routing of requests to specific caches. Here's an   
386  
387# # example for routing all requests for AS#1241 and only   
388  
389# # those to mycache.mydomain.net:   
390  
391# # acl asexample dst_as 1241   
392  
393# # cache_peer_access mycache.mydomain.net allow asexample   
394  
395# # cache_peer_access mycache_mydomain.net deny all   
396  
397#   
398  
399# acl aclname proxy_auth username ...   
400  
401# acl aclname proxy_auth_regex [-i] pattern ...   
402  
403# # list of valid usernames   
404  
405# # use REQUIRED to accept any valid username.   
406  
407# #   
408  
409# # NOTE: when a Proxy-Authentication header is sent but it is not   
410  
411# # needed during ACL checking the username is NOT logged   
412  
413# # in access.log.   
414  
415# #   
416  
417# # NOTE: proxy_auth requires a EXTERNAL authentication program   
418  
419# # to check username/password combinations (see   
420  
421# # authenticate_program).   
422  
423# #   
424  
425# # WARNING: proxy_auth can't be used in a transparent proxy. It   
426  
427# # collides with any authentication done by origin servers. It may   
428  
429# # seem like it works at first, but it doesn't.   
430  
431#   
432  
433# acl aclname snmp_community string ...   
434  
435# # A community string to limit access to your SNMP Agent   
436  
437# # Example:   
438  
439# #   
440  
441# # acl snmppublic snmp_community public   
442  
443#   
444  
445# acl aclname maxconn number   
446  
447# # This will be matched when the client's IP address has   
448  
449# # more than <number> HTTP connections established.   
450  
451#   
452  
453# acl aclname max_user_ip [-s] number   
454  
455# # This will be matched when the user attempts to log in from more   
456  
457# # than <number> different ip addresses. The authenticate_ip_ttl   
458  
459# # parameter controls the timeout on the ip entries.   
460  
461# # If -s is specified then the limit is strict, denying browsing   
462  
463# # from any further IP addresses until the ttl has expired. Without   
464  
465# # -s Squid will just annoy the user by "randomly" denying requests.   
466  
467# # (the counter is then reset each time the limit is reached and a   
468  
469# # request is denied)   
470  
471# # NOTE: in acceleration mode or where there is mesh of child proxies,   
472  
473# # clients may appear to come from multiple addresses if they are   
474  
475#</number></number></number></number>
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