selinux-policy/policy/modules/services/spamassassin.if

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## <summary>Filter used for removing unsolicited email.</summary>
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#######################################
## <summary>
## The per user domain template for the spamassassin module.
## </summary>
## <desc>
## <p>
## The per user domain template for the spamassassin module.
## </p>
## <p>
## This template is invoked automatically for each user, and
## generally does not need to be invoked directly
## by policy writers.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
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## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
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## </param>
## <param name="user_domain">
## <summary>
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## The type of the user domain.
## </summary>
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## </param>
## <param name="user_role">
## <summary>
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## The role associated with the user domain.
## </summary>
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## </param>
#
# cjp: when tunables are available, spamc stuff should be
# toggled on activation of spamc, and similarly for spamd.
template(`spamassassin_per_userdomain_template',`
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##############################
#
# Declarations
#
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type $1_spamc_t;
domain_type($1_spamc_t)
domain_entry_file($1_spamc_t,spamc_exec_t)
role $3 types $1_spamc_t;
type $1_spamc_tmp_t;
files_tmp_file($1_spamc_tmp_t)
type $1_spamassassin_t;
domain_type($1_spamassassin_t)
domain_entry_file($1_spamassassin_t,spamassassin_exec_t)
role $3 types $1_spamassassin_t;
type $1_spamassassin_home_t alias $1_spamassassin_rw_t;
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userdom_user_home_content($1,$1_spamassassin_home_t)
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files_poly_member($1_spamassassin_home_t)
type $1_spamassassin_tmp_t;
files_tmp_file($1_spamassassin_tmp_t)
##############################
#
# $1_spamc_t local policy
#
allow $1_spamc_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };
allow $1_spamc_t self:fd use;
allow $1_spamc_t self:fifo_file rw_file_perms;
allow $1_spamc_t self:sock_file r_file_perms;
allow $1_spamc_t self:shm create_shm_perms;
allow $1_spamc_t self:sem create_sem_perms;
allow $1_spamc_t self:msgq create_msgq_perms;
allow $1_spamc_t self:msg { send receive };
allow $1_spamc_t self:unix_dgram_socket create_socket_perms;
allow $1_spamc_t self:unix_stream_socket create_stream_socket_perms;
allow $1_spamc_t self:unix_dgram_socket sendto;
allow $1_spamc_t self:unix_stream_socket connectto;
allow $1_spamc_t self:tcp_socket create_stream_socket_perms;
allow $1_spamc_t self:udp_socket create_socket_perms;
allow $1_spamc_t $1_spamc_tmp_t:dir create_dir_perms;
allow $1_spamc_t $1_spamc_tmp_t:file create_file_perms;
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files_tmp_filetrans($1_spamc_t, $1_spamc_tmp_t, { file dir })
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# Allow connecting to a local spamd
allow $1_spamc_t spamd_t:unix_stream_socket connectto;
allow $1_spamc_t spamd_tmp_t:sock_file rw_file_perms;
domain_auto_trans($2, spamc_exec_t, $1_spamc_t)
allow $2 $1_spamc_t:fd use;
allow $1_spamc_t $2:fd use;
allow $1_spamc_t $2:fifo_file rw_file_perms;
allow $1_spamc_t $2:process sigchld;
kernel_read_kernel_sysctls($1_spamc_t)
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corenet_non_ipsec_sendrecv($1_spamc_t)
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corenet_tcp_sendrecv_generic_if($1_spamc_t)
corenet_udp_sendrecv_generic_if($1_spamc_t)
corenet_tcp_sendrecv_all_nodes($1_spamc_t)
corenet_udp_sendrecv_all_nodes($1_spamc_t)
corenet_tcp_sendrecv_all_ports($1_spamc_t)
corenet_udp_sendrecv_all_ports($1_spamc_t)
corenet_tcp_connect_all_ports($1_spamc_t)
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corenet_sendrecv_all_client_packets($1_spamc_t)
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fs_search_auto_mountpoints($1_spamc_t)
# cjp: these should probably be removed:
corecmd_list_bin($1_spamc_t)
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corecmd_read_bin_symlinks($1_spamc_t)
corecmd_read_bin_files($1_spamc_t)
corecmd_read_bin_pipes($1_spamc_t)
corecmd_read_bin_sockets($1_spamc_t)
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corecmd_list_sbin($1_spamc_t)
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corecmd_read_sbin_symlinks($1_spamc_t)
corecmd_read_sbin_files($1_spamc_t)
corecmd_read_sbin_pipes($1_spamc_t)
corecmd_read_sbin_sockets($1_spamc_t)
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domain_use_interactive_fds($1_spamc_t)
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files_read_etc_files($1_spamc_t)
files_read_etc_runtime_files($1_spamc_t)
files_read_usr_files($1_spamc_t)
files_dontaudit_search_var($1_spamc_t)
# cjp: this may be removable:
files_list_home($1_spamc_t)
libs_use_ld_so($1_spamc_t)
libs_use_shared_libs($1_spamc_t)
logging_send_syslog_msg($1_spamc_t)
miscfiles_read_localization($1_spamc_t)
# cjp: this should probably be removed:
seutil_read_config($1_spamc_t)
sysnet_read_config($1_spamc_t)
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userdom_use_unpriv_users_fds($1_spamc_t)
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# cjp: this really should just be the
# terminal specific to the role
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userdom_use_unpriv_users_ptys($1_spamc_t)
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# cjp: this should probably be removed:
tunable_policy(`read_default_t',`
files_list_default($1_spamc_t)
files_read_default_files($1_spamc_t)
files_read_default_symlinks($1_spamc_t)
files_read_default_sockets($1_spamc_t)
files_read_default_pipes($1_spamc_t)
')
optional_policy(`
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# Allow connection to spamd socket above
evolution_stream_connect($1,$1_spamc_t)
')
optional_policy(`
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nis_use_ypbind($1_spamc_t)
')
optional_policy(`
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nscd_socket_use($1_spamc_t)
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')
optional_policy(`
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mta_read_config($1_spamc_t)
sendmail_stub($1_spamc_t)
')
##############################
#
# $1_spamassassin_t local policy
#
allow $1_spamassassin_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };
allow $1_spamassassin_t self:fd use;
allow $1_spamassassin_t self:fifo_file rw_file_perms;
allow $1_spamassassin_t self:sock_file r_file_perms;
allow $1_spamassassin_t self:unix_dgram_socket create_socket_perms;
allow $1_spamassassin_t self:unix_stream_socket create_stream_socket_perms;
allow $1_spamassassin_t self:unix_dgram_socket sendto;
allow $1_spamassassin_t self:unix_stream_socket connectto;
allow $1_spamassassin_t self:shm create_shm_perms;
allow $1_spamassassin_t self:sem create_sem_perms;
allow $1_spamassassin_t self:msgq create_msgq_perms;
allow $1_spamassassin_t self:msg { send receive };
allow $1_spamassassin_t $1_spamassassin_home_t:dir create_dir_perms;
allow $1_spamassassin_t $1_spamassassin_home_t:file create_file_perms;
allow $1_spamassassin_t $1_spamassassin_home_t:lnk_file create_lnk_perms;
allow $1_spamassassin_t $1_spamassassin_home_t:sock_file create_file_perms;
allow $1_spamassassin_t $1_spamassassin_home_t:fifo_file create_file_perms;
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userdom_user_home_dir_filetrans($1,$1_spamassassin_t,$1_spamassassin_home_t,{ dir file lnk_file sock_file fifo_file })
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allow $1_spamassassin_t $1_spamassassin_tmp_t:dir create_dir_perms;
allow $1_spamassassin_t $1_spamassassin_tmp_t:file create_file_perms;
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files_tmp_filetrans($1_spamassassin_t, $1_spamassassin_tmp_t, { file dir })
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allow $2 $1_spamassassin_home_t:dir { create_dir_perms relabelfrom relabelto };
allow $2 $1_spamassassin_home_t:file { create_file_perms relabelfrom relabelto };
allow $2 $1_spamassassin_home_t:lnk_file { create_lnk_perms relabelfrom relabelto };
domain_auto_trans($2, spamassassin_exec_t, $1_spamassassin_t)
allow $2 $1_spamassassin_t:fd use;
allow $1_spamassassin_t $2:fd use;
allow $1_spamassassin_t $2:fifo_file rw_file_perms;
allow $1_spamassassin_t $2:process sigchld;
allow spamd_t $1_spamassassin_home_t:dir create_dir_perms;
allow spamd_t $1_spamassassin_home_t:file create_file_perms;
allow spamd_t $1_spamassassin_home_t:lnk_file create_lnk_perms;
allow spamd_t $1_spamassassin_home_t:sock_file create_file_perms;
allow spamd_t $1_spamassassin_home_t:fifo_file create_file_perms;
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userdom_user_home_dir_filetrans($1,spamd_t,$1_spamassassin_home_t,{ dir file lnk_file sock_file fifo_file })
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kernel_read_kernel_sysctls($1_spamassassin_t)
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dev_read_urand($1_spamassassin_t)
fs_search_auto_mountpoints($1_spamassassin_t)
# this should probably be removed
corecmd_list_bin($1_spamassassin_t)
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corecmd_read_bin_symlinks($1_spamassassin_t)
corecmd_read_bin_files($1_spamassassin_t)
corecmd_read_bin_pipes($1_spamassassin_t)
corecmd_read_bin_sockets($1_spamassassin_t)
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corecmd_list_sbin($1_spamassassin_t)
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corecmd_read_sbin_symlinks($1_spamassassin_t)
corecmd_read_sbin_files($1_spamassassin_t)
corecmd_read_sbin_pipes($1_spamassassin_t)
corecmd_read_sbin_sockets($1_spamassassin_t)
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domain_use_interactive_fds($1_spamassassin_t)
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files_read_etc_files($1_spamassassin_t)
files_read_etc_runtime_files($1_spamassassin_t)
files_list_home($1_spamassassin_t)
files_read_usr_files($1_spamassassin_t)
files_dontaudit_search_var($1_spamassassin_t)
libs_use_ld_so($1_spamassassin_t)
libs_use_shared_libs($1_spamassassin_t)
logging_send_syslog_msg($1_spamassassin_t)
miscfiles_read_localization($1_spamassassin_t)
# cjp: this could probably be removed
seutil_read_config($1_spamassassin_t)
sysnet_dns_name_resolve($1_spamassassin_t)
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userdom_use_unpriv_users_fds($1_spamassassin_t)
userdom_search_user_home_dirs($1,$1_spamassassin_t)
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# cjp: this really should just be the
# terminal specific to the role
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userdom_use_unpriv_users_ptys($1_spamassassin_t)
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# this should probably be removed:
tunable_policy(`read_default_t',`
files_list_default($1_spamassassin_t)
files_read_default_files($1_spamassassin_t)
files_read_default_symlinks($1_spamassassin_t)
files_read_default_sockets($1_spamassassin_t)
files_read_default_pipes($1_spamassassin_t)
')
# set tunable if you have spamassassin do DNS lookups
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tunable_policy(`spamassassin_can_network',`
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allow $1_spamassassin_t self:tcp_socket create_stream_socket_perms;
allow $1_spamassassin_t self:udp_socket create_socket_perms;
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corenet_non_ipsec_sendrecv($1_spamassassin_t)
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corenet_tcp_sendrecv_generic_if($1_spamassassin_t)
corenet_udp_sendrecv_generic_if($1_spamassassin_t)
corenet_tcp_sendrecv_all_nodes($1_spamassassin_t)
corenet_udp_sendrecv_all_nodes($1_spamassassin_t)
corenet_tcp_sendrecv_all_ports($1_spamassassin_t)
corenet_udp_sendrecv_all_ports($1_spamassassin_t)
corenet_tcp_connect_all_ports($1_spamassassin_t)
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corenet_sendrecv_all_client_packets($1_spamassassin_t)
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sysnet_read_config($1_spamassassin_t)
')
tunable_policy(`use_nfs_home_dirs',`
fs_manage_nfs_dirs($1_spamassassin_t)
fs_manage_nfs_files($1_spamassassin_t)
fs_manage_nfs_symlinks($1_spamassassin_t)
')
tunable_policy(`use_samba_home_dirs',`
fs_manage_cifs_dirs($1_spamassassin_t)
fs_manage_cifs_files($1_spamassassin_t)
fs_manage_cifs_symlinks($1_spamassassin_t)
')
optional_policy(`
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# Write pid file and socket in ~/.evolution/cache/tmp
evolution_home_filetrans($1,spamd_t,spamd_tmp_t,{ file sock_file })
')
optional_policy(`
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# cjp: clearly some redundancy here
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nis_use_ypbind($1_spamassassin_t)
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tunable_policy(`spamassassin_can_network && allow_ypbind',`
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nis_use_ypbind_uncond($1_spamassassin_t)
')
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')
optional_policy(`
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mta_read_config($1_spamassassin_t)
sendmail_stub($1_spamassassin_t)
')
# For perl libraries.
allow $1_spamassassin_t lib_t:file rx_file_perms;
')
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########################################
## <summary>
## Execute the standalone spamassassin
## program in the caller directory.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`spamassassin_exec',`
gen_require(`
type spamassassin_exec_t;
')
can_exec($1,spamassassin_exec_t)
')
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########################################
## <summary>
## Singnal the spam assassin daemon
## </summary>
## <param name="domain">
## <summary>
## The type of the process performing this action.
## </summary>
## </param>
#
interface(`spamassassin_signal_spamd',`
gen_require(`
type spamd_t;
')
allow $1 spamd_t:process signal;
')
########################################
## <summary>
## Execute the spamassassin daemon
## program in the caller directory.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`spamassassin_exec_spamd',`
gen_require(`
type spamd_exec_t;
')
can_exec($1,spamd_exec_t)
')
########################################
## <summary>
## Execute spamassassin client in the user spamassassin client domain.
## </summary>
## <desc>
## <p>
## This is a template and should only be called
## from per user domain tempaltes.
## </p>
## </desc>
## <param name="prefix">
## <summary>
## The prefix of the user domain. eg user would be the prefix of user_t.
## </summary>
## </param>
## <param name="domain">
## <summary>
## The type of the process performing this action.
## </summary>
## </param>
#
template(`spamassassin_domtrans_user_client',`
gen_require(`
type $1_spamc_t, spamc_exec_t;
')
domain_auto_trans($2,spamc_exec_t,$1_spamc_t)
allow $2 $1_spamc_t:fd use;
allow $1_spamc_t $2:fd use;
allow $1_spamc_t $2:fifo_file rw_file_perms;
allow $1_spamc_t $2:process sigchld;
')
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########################################
## <summary>
## Execute the spamassassin client
## program in the caller directory.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`spamassassin_exec_client',`
gen_require(`
type spamc_exec_t;
')
can_exec($1,spamc_exec_t)
')
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########################################
## <summary>
## Execute spamassassin in the user spamassassin domain.
## </summary>
## <desc>
## <p>
## This is a template and should only be called
## from per user domain tempaltes.
## </p>
## </desc>
## <param name="prefix">
## <summary>
## The prefix of the user domain. eg user would be the prefix of user_t.
## </summary>
## </param>
## <param name="domain">
## <summary>
## The type of the process performing this action.
## </summary>
## </param>
#
template(`spamassassin_domtrans_user_local_client',`
gen_require(`
type $1_spamassassin_t, spamassassin_exec_t;
')
domain_auto_trans($2,spamassassin_exec_t,$1_spamassassin_t)
allow $2 $1_spamassassin_t:fd use;
allow $1_spamassassin_t $2:fd use;
allow $1_spamassassin_t $2:fifo_file rw_file_perms;
allow $1_spamassassin_t $2:process sigchld;
')
########################################
## <summary>
## Read temporary spamd file.
## </summary>
## <param name="domain">
## <summary>
## The type of the process performing this action.
## </summary>
## </param>
#
interface(`spamassassin_read_spamd_tmp_files',`
gen_require(`
type spamd_tmp_t;
')
allow $1 spamd_tmp_t:file r_file_perms;
')
########################################
## <summary>
## Do not audit attempts to get attributes of temporary
## spamd sockets/
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`spamassassin_dontaudit_getattr_spamd_tmp_sockets',`
gen_require(`
type spamd_tmp_t;
')
dontaudit $1 spamd_tmp_t:sock_file getattr;
')