77 lines
2.4 KiB
Plaintext
77 lines
2.4 KiB
Plaintext
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#DESC Squid - Web cache
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#
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# Author: Russell Coker <russell@coker.com.au>
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# X-Debian-Packages: squid
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#
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#################################
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#
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# Rules for the squid_t domain.
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#
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# squid_t is the domain the squid process runs in
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ifdef(`apache.te',`
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can_tcp_connect(squid_t, httpd_t)
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')
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daemon_domain(squid, `, web_client_domain, nscd_client_domain')
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type squid_conf_t, file_type, sysadmfile;
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general_domain_access(squid_t)
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allow { squid_t initrc_t } squid_conf_t:file r_file_perms;
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allow squid_t squid_conf_t:dir r_dir_perms;
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allow squid_t squid_conf_t:lnk_file read;
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logdir_domain(squid)
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rw_dir_create_file(initrc_t, squid_log_t)
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allow squid_t usr_t:file { getattr read };
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# type for /var/cache/squid
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type squid_cache_t, file_type, sysadmfile;
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allow squid_t self:capability { setgid setuid net_bind_service };
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allow squid_t { etc_t etc_runtime_t }:file r_file_perms;
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allow squid_t etc_t:lnk_file read;
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allow squid_t self:unix_stream_socket create_socket_perms;
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allow squid_t self:unix_dgram_socket create_socket_perms;
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allow squid_t self:fifo_file rw_file_perms;
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read_sysctl(squid_t)
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allow squid_t devtty_t:chr_file rw_file_perms;
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allow squid_t { self proc_t }:file { read getattr };
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# for when we use /var/spool/cache
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allow squid_t var_spool_t:dir search;
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# Grant permissions to create, access, and delete cache files.
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# No type transitions required, as the files inherit the parent directory type.
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create_dir_file(squid_t, squid_cache_t)
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ifdef(`logrotate.te',
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`domain_auto_trans(logrotate_t, squid_exec_t, squid_t)')
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ifdef(`crond.te', `domain_auto_trans(system_crond_t, squid_exec_t, squid_t)')
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# Use the network
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can_network(squid_t)
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can_ypbind(squid_t)
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can_tcp_connect(web_client_domain, squid_t)
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# tcp port 8080 and udp port 3130 is http_cache_port_t (see net_contexts)
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allow squid_t http_cache_port_t:tcp_socket name_bind;
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allow squid_t http_cache_port_t:udp_socket name_bind;
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# to allow running programs from /usr/lib/squid (IE unlinkd)
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# also allow exec()ing itself
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can_exec(squid_t, { lib_t squid_exec_t bin_t sbin_t shell_exec_t } )
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allow squid_t { bin_t sbin_t }:dir search;
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allow squid_t { bin_t sbin_t }:lnk_file read;
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dontaudit squid_t { boot_t tmp_t home_root_t security_t devpts_t }:dir getattr;
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ifdef(`targeted_policy', `
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dontaudit squid_t tty_device_t:chr_file { read write };
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')
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allow squid_t urandom_device_t:chr_file { getattr read };
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#squid requires the following when run in diskd mode, the recommended setting
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allow squid_t tmpfs_t:file { read write };
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