selinux-refpolicy/refpolicy/policy/modules/services/postfix.if

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## <summary>Postfix email server</summary>
########################################
## <summary>
## Postfix stub interface. No access allowed.
## </summary>
## <param name="domain" optional="true">
## N/A
## </param>
#
interface(`postfix_stub',`
gen_require(`
type postfix_master_t;
')
')
template(`postfix_domain_template',`
type postfix_$1_t;
type postfix_$1_exec_t;
domain_type(postfix_$1_t)
domain_entry_file(postfix_$1_t,postfix_$1_exec_t)
role system_r types postfix_$1_t;
dontaudit postfix_$1_t self:capability sys_tty_config;
allow postfix_$1_t self:process { signal_perms setpgid };
allow postfix_$1_t self:unix_dgram_socket create_socket_perms;
allow postfix_$1_t self:unix_stream_socket create_stream_socket_perms;
allow postfix_$1_t self:unix_stream_socket connectto;
allow postfix_master_t postfix_$1_t:process signal;
allow postfix_$1_t postfix_etc_t:dir r_dir_perms;
allow postfix_$1_t postfix_etc_t:file r_file_perms;
can_exec(postfix_$1_t, postfix_$1_exec_t)
allow postfix_$1_t postfix_exec_t:file rx_file_perms;
# cjp: ???
allow postfix_$1_t postfix_exec_t:dir r_dir_perms;
allow postfix_$1_t postfix_master_t:process sigchld;
allow postfix_$1_t postfix_spool_t:dir r_dir_perms;
allow postfix_$1_t postfix_var_run_t:file manage_file_perms;
files_create_pid(postfix_$1_t,postfix_var_run_t)
kernel_read_system_state(postfix_$1_t)
kernel_read_network_state(postfix_$1_t)
kernel_read_all_sysctl(postfix_$1_t)
dev_read_sysfs(postfix_$1_t)
dev_read_rand(postfix_$1_t)
dev_read_urand(postfix_$1_t)
fs_search_auto_mountpoints(postfix_$1_t)
fs_getattr_xattr_fs(postfix_$1_t)
term_dontaudit_use_console(postfix_$1_t)
corecmd_list_bin(postfix_$1_t)
corecmd_list_sbin(postfix_$1_t)
corecmd_read_bin_symlink(postfix_$1_t)
corecmd_read_sbin_symlink(postfix_$1_t)
corecmd_exec_shell(postfix_$1_t)
files_read_etc_files(postfix_$1_t)
files_read_etc_runtime_files(postfix_$1_t)
files_read_usr_symlinks(postfix_$1_t)
files_search_spool(postfix_$1_t)
files_getattr_tmp_dir(postfix_$1_t)
init_use_fd(postfix_$1_t)
init_sigchld(postfix_$1_t)
libs_use_ld_so(postfix_$1_t)
libs_use_shared_libs(postfix_$1_t)
logging_send_syslog_msg(postfix_$1_t)
miscfiles_read_localization(postfix_$1_t)
miscfiles_read_certs(postfix_$1_t)
userdom_dontaudit_use_unpriv_user_fd(postfix_$1_t)
ifdef(`targeted_policy', `
term_dontaudit_use_unallocated_tty(postfix_$1_t)
term_dontaudit_use_generic_pty(postfix_$1_t)
files_dontaudit_read_root_file(postfix_$1_t)
')
optional_policy(`nscd',`
nscd_use_socket(postfix_$1_t)
')
optional_policy(`udev',`
udev_read_db(postfix_$1_t)
')
')
template(`postfix_server_domain_template',`
postfix_domain_template($1)
allow postfix_$1_t self:capability { setuid setgid dac_override };
allow postfix_$1_t postfix_master_t:unix_stream_socket { connectto rw_stream_socket_perms };
allow postfix_$1_t self:tcp_socket create_socket_perms;
allow postfix_$1_t self:udp_socket create_socket_perms;
domain_auto_trans(postfix_master_t, postfix_$1_exec_t, postfix_$1_t)
allow postfix_master_t postfix_$1_t:fd use;
allow postfix_$1_t postfix_master_t:fd use;
allow postfix_$1_t postfix_master_t:fifo_file rw_file_perms;
allow postfix_$1_t postfix_master_t:process sigchld;
corenet_tcp_sendrecv_all_if(postfix_$1_t)
corenet_udp_sendrecv_all_if(postfix_$1_t)
corenet_raw_sendrecv_all_if(postfix_$1_t)
corenet_tcp_sendrecv_all_nodes(postfix_$1_t)
corenet_udp_sendrecv_all_nodes(postfix_$1_t)
corenet_raw_sendrecv_all_nodes(postfix_$1_t)
corenet_tcp_sendrecv_all_ports(postfix_$1_t)
corenet_udp_sendrecv_all_ports(postfix_$1_t)
corenet_tcp_bind_all_nodes(postfix_$1_t)
corenet_udp_bind_all_nodes(postfix_$1_t)
corenet_tcp_connect_all_ports(postfix_$1_t)
sysnet_read_config(postfix_$1_t)
optional_policy(`nis',`
nis_use_ypbind(postfix_$1_t)
')
')
template(`postfix_user_domain_template',`
postfix_domain_template($1)
allow postfix_$1_t self:capability dac_override;
domain_auto_trans(user_mail_domain, postfix_$1_exec_t, postfix_$1_t)
allow user_mail_domain postfix_$1_t:fd use;
allow postfix_$1_t user_mail_domain:fd use;
allow postfix_$1_t user_mail_domain:fifo_file rw_file_perms;
allow postfix_$1_t user_mail_domain:process sigchld;
# this is replaced by run interfaces
role sysadm_r types postfix_$1_t;
allow postfix_$1_t userdomain:process sigchld;
allow postfix_$1_t userdomain:fifo_file { write getattr };
allow postfix_$1_t { userdomain privfd }:fd use;
')
template(`postfix_public_domain_template',`
postfix_server_domain_template($1)
allow postfix_$1_t postfix_public_t:dir search;
')
########################################
## <summary>
## Read postfix configuration files.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`postfix_read_config',`
gen_require(`
type postfix_etc_t;
')
allow $1 postfix_etc_t:dir { getattr read search };
allow $1 postfix_etc_t:file { read getattr };
allow $1 postfix_etc_t:lnk_file { getattr read };
files_search_etc($1)
')
########################################
## <summary>
## Do not audit attempts to read and
## write postfix local delivery
## TCP sockets.
## </summary>
## <param name="domain">
## Domain to not audit.
## </param>
#
interface(`postfix_dontaudit_rw_local_tcp_socket',`
gen_require(`
type postfix_local_t;
')
dontaudit $1 postfix_local_t:tcp_socket { read write };
')
########################################
## <summary>
## Do not audit attempts to use
## postfix master process file
## file descriptors.
## </summary>
## <param name="domain">
## Domain to not audit.
## </param>
#
interface(`postfix_dontaudit_use_fd',`
gen_require(`
type postfix_master_t;
')
dontaudit $1 postfix_master_t:fd use;
')
########################################
## <summary>
## Execute postfix_map in the postfix_map domain.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`postfix_domtrans_map',`
gen_require(`
type postfix_map_t, postfix_map_exec_t;
')
domain_auto_trans($1,postfix_map_exec_t,postfix_map_t)
allow $1 postfix_map_t:fd use;
allow postfix_map_t $1:fd use;
allow postfix_map_t $1:fifo_file rw_file_perms;
allow postfix_map_t $1:process sigchld;
')
########################################
## <summary>
## Execute postfix_map in the postfix_map domain, and
## allow the specified role the postfix_map domain.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
## <param name="role">
## The role to be allowed the postfix_map domain.
## </param>
## <param name="terminal">
## The type of the terminal allow the postfix_map domain to use.
## </param>
#
interface(`postfix_run_map',`
gen_require(`
type postfix_map_t;
')
postfix_domtrans_map($1)
role $2 types postfix_map_t;
allow postfix_map_t $3:chr_file rw_term_perms;
')
########################################
## <summary>
## Execute the master postfix program in the
## postfix_master domain.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`postfix_domtrans_master',`
gen_require(`
type postfix_master_t, postfix_master_exec_t;
')
domain_auto_trans($1,postfix_master_exec_t,postfix_master_t)
allow $1 postfix_master_t:fd use;
allow postfix_master_t $1:fd use;
allow postfix_master_t $1:fifo_file rw_file_perms;
allow postfix_master_t $1:process sigchld;
')
########################################
## <summary>
## Search postfix mail spool directories.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`postfix_search_spool',`
gen_require(`
type postfix_spool_t;
')
allow $1 postfix_spool_t:dir search_dir_perms;
files_search_spool($1)
')
########################################
## <summary>
## List postfix mail spool directories.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`postfix_list_spool',`
gen_require(`
type postfix_spool_t;
')
allow $1 postfix_spool_t:dir list_dir_perms;
files_search_spool($1)
')