458 lines
10 KiB
Plaintext
458 lines
10 KiB
Plaintext
## <summary>Postfix email server</summary>
|
|
|
|
########################################
|
|
## <summary>
|
|
## Postfix stub interface. No access allowed.
|
|
## </summary>
|
|
## <param name="domain" optional="true">
|
|
## <summary>
|
|
## N/A
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_stub',`
|
|
gen_require(`
|
|
type postfix_master_t;
|
|
')
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Creates types and rules for a basic
|
|
## postfix process domain.
|
|
## </summary>
|
|
## <param name="prefix">
|
|
## <summary>
|
|
## Prefix for the domain.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
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 list_dir_perms;
|
|
read_files_pattern(postfix_$1_t,postfix_etc_t,postfix_etc_t)
|
|
|
|
can_exec(postfix_$1_t, postfix_$1_exec_t)
|
|
|
|
allow postfix_$1_t postfix_exec_t:file rx_file_perms;
|
|
|
|
allow postfix_$1_t postfix_master_t:process sigchld;
|
|
|
|
allow postfix_$1_t postfix_spool_t:dir list_dir_perms;
|
|
|
|
allow postfix_$1_t postfix_var_run_t:file manage_file_perms;
|
|
files_pid_filetrans(postfix_$1_t,postfix_var_run_t,file)
|
|
|
|
kernel_read_system_state(postfix_$1_t)
|
|
kernel_read_network_state(postfix_$1_t)
|
|
kernel_read_all_sysctls(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_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_dirs(postfix_$1_t)
|
|
|
|
init_dontaudit_use_fds(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_fds(postfix_$1_t)
|
|
|
|
ifdef(`targeted_policy', `
|
|
term_dontaudit_use_unallocated_ttys(postfix_$1_t)
|
|
term_dontaudit_use_generic_ptys(postfix_$1_t)
|
|
files_dontaudit_read_root_files(postfix_$1_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
nscd_socket_use(postfix_$1_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
udev_read_db(postfix_$1_t)
|
|
')
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Creates a postfix server process domain.
|
|
## </summary>
|
|
## <param name="prefix">
|
|
## <summary>
|
|
## Prefix of the domain.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
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;
|
|
|
|
domtrans_pattern(postfix_master_t, postfix_$1_exec_t, postfix_$1_t)
|
|
|
|
corenet_non_ipsec_sendrecv(postfix_$1_t)
|
|
corenet_tcp_sendrecv_all_if(postfix_$1_t)
|
|
corenet_udp_sendrecv_all_if(postfix_$1_t)
|
|
corenet_tcp_sendrecv_all_nodes(postfix_$1_t)
|
|
corenet_udp_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)
|
|
corenet_sendrecv_all_client_packets(postfix_$1_t)
|
|
|
|
sysnet_read_config(postfix_$1_t)
|
|
|
|
optional_policy(`
|
|
nis_use_ypbind(postfix_$1_t)
|
|
')
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Creates a process domain for programs
|
|
## that are ran by users.
|
|
## </summary>
|
|
## <param name="prefix">
|
|
## <summary>
|
|
## Prefix of the domain.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
template(`postfix_user_domain_template',`
|
|
gen_require(`
|
|
attribute postfix_user_domains, postfix_user_domtrans;
|
|
')
|
|
|
|
postfix_domain_template($1)
|
|
|
|
typeattribute postfix_$1_t postfix_user_domains;
|
|
|
|
allow postfix_$1_t self:capability dac_override;
|
|
|
|
domtrans_pattern(postfix_user_domtrans, postfix_$1_exec_t, postfix_$1_t)
|
|
|
|
domain_use_interactive_fds(postfix_$1_t)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## The per role template for the postfix module.
|
|
## </summary>
|
|
## <param name="prefix">
|
|
## <summary>
|
|
## The prefix of the user domain.
|
|
## (e.g., user is the prefix of user_t)
|
|
## </summary>
|
|
## </param>
|
|
## <param name="user_domain">
|
|
## <summary>
|
|
## User domain type.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
template(`postfix_per_role_template',`
|
|
gen_require(`
|
|
attribute postfix_user_domains;
|
|
type postfix_postdrop_t;
|
|
')
|
|
|
|
role $3 types postfix_postdrop_t;
|
|
|
|
allow postfix_user_domains $2:process sigchld;
|
|
allow postfix_user_domains $2:fifo_file { write getattr };
|
|
allow postfix_user_domains $2:fd use;
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Read postfix configuration files.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
## <rolecap/>
|
|
#
|
|
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>
|
|
## Create files with the specified type in
|
|
## the postfix configuration directories.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
## <param name="private type">
|
|
## <summary>
|
|
## The type of the object to be created.
|
|
## </summary>
|
|
## </param>
|
|
## <param name="object">
|
|
## <summary>
|
|
## The object class of the object being created.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_config_filetrans',`
|
|
gen_require(`
|
|
type postfix_etc_t;
|
|
')
|
|
|
|
files_search_etc($1)
|
|
filetrans_pattern($1,postfix_etc_t,$2,$3)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Do not audit attempts to read and
|
|
## write postfix local delivery
|
|
## TCP sockets.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain to not audit.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_dontaudit_rw_local_tcp_sockets',`
|
|
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">
|
|
## <summary>
|
|
## Domain to not audit.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_dontaudit_use_fds',`
|
|
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">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_domtrans_map',`
|
|
gen_require(`
|
|
type postfix_map_t, postfix_map_exec_t;
|
|
')
|
|
|
|
domtrans_pattern($1,postfix_map_exec_t,postfix_map_t)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Execute postfix_map in the postfix_map domain, and
|
|
## allow the specified role the postfix_map domain.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
## <param name="role">
|
|
## <summary>
|
|
## The role to be allowed the postfix_map domain.
|
|
## </summary>
|
|
## </param>
|
|
## <param name="terminal">
|
|
## <summary>
|
|
## The type of the terminal allow the postfix_map domain to use.
|
|
## </summary>
|
|
## </param>
|
|
## <rolecap/>
|
|
#
|
|
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">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_domtrans_master',`
|
|
gen_require(`
|
|
type postfix_master_t, postfix_master_exec_t;
|
|
')
|
|
|
|
domtrans_pattern($1,postfix_master_exec_t,postfix_master_t)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Execute the master postfix program in the
|
|
## caller domain.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_exec_master',`
|
|
gen_require(`
|
|
type postfix_master_exec_t;
|
|
')
|
|
|
|
can_exec($1,postfix_master_exec_t)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Execute the master postfix program in the
|
|
## postfix_master domain.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_domtrans_smtp',`
|
|
gen_require(`
|
|
type postfix_smtp_t, postfix_smtp_exec_t;
|
|
')
|
|
|
|
domtrans_pattern($1,postfix_smtp_exec_t,postfix_smtp_t)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Search postfix mail spool directories.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </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">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_list_spool',`
|
|
gen_require(`
|
|
type postfix_spool_t;
|
|
')
|
|
|
|
allow $1 postfix_spool_t:dir list_dir_perms;
|
|
files_search_spool($1)
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Execute postfix user mail programs
|
|
## in their respective domains.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`postfix_domtrans_user_mail_handler',`
|
|
gen_require(`
|
|
attribute postfix_user_domtrans;
|
|
')
|
|
|
|
typeattribute $1 postfix_user_domtrans;
|
|
')
|