1ext_unix_group_acl(8) System Manager's Manual ext_unix_group_acl(8)
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6 ext_unix_group_acl - Squid UNIX Group ACL helper
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9 ext_unix_group_acl [-d] [-g group ] [-g group ...] [-p] [-s]
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12 ext_unix_group_acl allows Squid to base access controls on users mem‐
13 berships in UNIX groups.
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16 -d Write debug info to stderr. -g group Specifies a group name to
17 match.
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19 -p Also match the users primary group from /etc/passwd
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21 -s Strip NT domain name component from user names (/ or \ sepa‐
22 rated)
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25 This squid.conf example defines two Squid acls. usergroup1 matches
26 users in group1 , and usergroup2 matches users in group2 or group3
27 external_acl_type unix_group %LOGIN
28 /usr/local/squid/libexec/ext_unix_group_acl -p
29 acl usergroup1 external unix_group group1
30 acl usergroup2 external unix_group group2 group3
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32 By default up to 11 groups can be matched in one acl (including comman‐
33 dline specified groups). This limit is defined by MAX_GROUPS in the
34 source code.
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37 Does not understand GID aliased groups sometimes used to work around
38 groups size limitations. If you are using GID aliased groups then you
39 must specify each alias by name.
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42 This program was written by Rodrigo Campos <rodrigo@geekbunker.org>
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44 This manual was written by Henrik Nordstrom <hno@squid-cache.org>
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47 * Copyright (C) 1996-2021 The Squid Software Foundation and contribu‐
48 tors
49 *
50 * Squid software is distributed under GPLv2+ license and includes
51 * contributions from numerous individuals and organizations.
52 * Please see the COPYING and CONTRIBUTORS files for details.
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54 This program and documentation is copyright to the authors named above.
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56 Distributed under the GNU General Public License (GNU GPL) version 2 or
57 later (GPLv2+).
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60 Questions on the usage of this program can be sent to the Squid Users
61 mailing list <squid-users@lists.squid-cache.org>
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64 Bug reports need to be made in English. See http://wiki.squid-
65 cache.org/SquidFaq/BugReporting for details of what you need to include
66 with your bug report.
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68 Report bugs or bug fixes using http://bugs.squid-cache.org/
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70 Report serious security bugs to Squid Bugs <squid-bugs@lists.squid-
71 cache.org>
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73 Report ideas for new improvements to the Squid Developers mailing list
74 <squid-dev@lists.squid-cache.org>
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76 Additionally bugs or bug-fixes can be reported to Rodrigo Campos
77 <rodrigo@geekbunker.org>
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80 squid(8), group(5), passwd(5), GPL(7),
81 The Squid FAQ wiki http://wiki.squid-cache.org/SquidFaq
82 The Squid Configuration Manual http://www.squid-cache.org/Doc/config/
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86 12 August 2002 ext_unix_group_acl(8)