PAL.C.T MINI SHELL
## <summary>Libvirt virtualization API</summary>
########################################
## <summary>
## Creates types and rules for a basic
## qemu process domain.
## </summary>
## <param name="prefix">
## <summary>
## Prefix for the domain.
## </summary>
## </param>
#
template(`virt_domain_template',`
gen_require(`
type virtd_t;
attribute virt_image_type;
attribute virt_domain;
attribute virt_ptynode;
')
type $1_t, virt_domain;
domain_type($1_t)
domain_user_exemption_target($1_t)
mls_rangetrans_target($1_t)
mcs_untrusted_proc($1_t)
role system_r types $1_t;
type $1_devpts_t, virt_ptynode;
term_pty($1_devpts_t)
type $1_tmp_t;
files_tmp_file($1_tmp_t)
type $1_tmpfs_t;
files_tmpfs_file($1_tmpfs_t)
type $1_image_t, virt_image_type;
files_type($1_image_t)
dev_node($1_image_t)
dev_associate_sysfs($1_image_t)
allow $1_t $1_devpts_t:chr_file { rw_chr_file_perms setattr_chr_file_perms };
term_create_pty($1_t, $1_devpts_t)
manage_dirs_pattern($1_t, $1_image_t, $1_image_t)
manage_files_pattern($1_t, $1_image_t, $1_image_t)
manage_fifo_files_pattern($1_t, $1_image_t, $1_image_t)
read_lnk_files_pattern($1_t, $1_image_t, $1_image_t)
rw_chr_files_pattern($1_t, $1_image_t, $1_image_t)
rw_blk_files_pattern($1_t, $1_image_t, $1_image_t)
manage_dirs_pattern($1_t, $1_tmp_t, $1_tmp_t)
manage_files_pattern($1_t, $1_tmp_t, $1_tmp_t)
manage_lnk_files_pattern($1_t, $1_tmp_t, $1_tmp_t)
files_tmp_filetrans($1_t, $1_tmp_t, { file dir })
manage_dirs_pattern($1_t, $1_tmpfs_t, $1_tmpfs_t)
manage_files_pattern($1_t, $1_tmpfs_t, $1_tmpfs_t)
manage_lnk_files_pattern($1_t, $1_tmpfs_t, $1_tmpfs_t)
fs_tmpfs_filetrans($1_t, $1_tmpfs_t, { dir file lnk_file })
optional_policy(`
xserver_rw_shm($1_t)
')
')
########################################
## <summary>
## Make the specified type usable as a virt image
## </summary>
## <param name="type">
## <summary>
## Type to be used as a virtual image
## </summary>
## </param>
#
interface(`virt_image',`
gen_require(`
attribute virt_image_type;
')
typeattribute $1 virt_image_type;
files_type($1)
# virt images can be assigned to blk devices
dev_node($1)
')
######################################
## <summary>
## Getattr on virt executable.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
#
interface(`virt_getattr_exec',`
gen_require(`
type virtd_exec_t;
')
allow $1 virtd_exec_t:file getattr;
')
########################################
## <summary>
## Execute a domain transition to run virt.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
#
interface(`virt_domtrans',`
gen_require(`
type virtd_t, virtd_exec_t;
')
domtrans_pattern($1, virtd_exec_t, virtd_t)
')
#######################################
## <summary>
## Execute a domain transition to run virt.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
## <param name="role">
## <summary>
## Role allowed to access.
## </summary>
## </param>
#
interface(`virt_run',`
gen_require(`
type virtd_t;
type qemu_t;
')
virt_domtrans($1)
role $2 types virtd_t;
role $2 types qemu_t;
')
#######################################
## <summary>
## Transition to virt_bridgehelper.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
interface(`virt_domtrans_bridgehelper',`
gen_require(`
type virt_bridgehelper_t, virt_bridgehelper_exec_t;
')
domtrans_pattern($1, virt_bridgehelper_exec_t, virt_bridgehelper_t)
')
#######################################
## <summary>
## Connect to virt over an unix domain stream socket.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_stream_connect',`
gen_require(`
type virtd_t, virt_var_run_t;
')
files_search_pids($1)
stream_connect_pattern($1, virt_var_run_t, virt_var_run_t, virtd_t)
')
########################################
## <summary>
## Allow domain to attach to virt TUN devices
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_attach_tun_iface',`
gen_require(`
type virtd_t;
')
allow $1 virtd_t:tun_socket relabelfrom;
allow $1 self:tun_socket relabelto;
')
########################################
## <summary>
## Read virt config files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_read_config',`
gen_require(`
type virt_etc_t;
type virt_etc_rw_t;
')
files_search_etc($1)
read_files_pattern($1, virt_etc_t, virt_etc_t)
read_files_pattern($1, virt_etc_rw_t, virt_etc_rw_t)
read_lnk_files_pattern($1, virt_etc_rw_t, virt_etc_rw_t)
')
########################################
## <summary>
## manage virt config files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_manage_config',`
gen_require(`
type virt_etc_t;
type virt_etc_rw_t;
')
files_search_etc($1)
manage_files_pattern($1, virt_etc_t, virt_etc_t)
manage_files_pattern($1, virt_etc_rw_t, virt_etc_rw_t)
manage_lnk_files_pattern($1, virt_etc_rw_t, virt_etc_rw_t)
')
########################################
## <summary>
## Allow domain to search virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_search_content',`
gen_require(`
type virt_content_t;
')
virt_search_lib($1)
allow $1 virt_content_t:dir list_dir_perms;
list_dirs_pattern($1, virt_content_t, virt_content_t)
')
#######################################
## <summary>
## Allow domain to search virt image direcories
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_search_images',`
gen_require(`
attribute virt_image_type;
')
virt_search_lib($1)
allow $1 virt_image_type:dir search_dir_perms;
')
########################################
## <summary>
## Allow domain to manage virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_read_content',`
gen_require(`
type virt_content_t;
')
virt_search_lib($1)
allow $1 virt_content_t:dir list_dir_perms;
list_dirs_pattern($1, virt_content_t, virt_content_t)
read_files_pattern($1, virt_content_t, virt_content_t)
read_lnk_files_pattern($1, virt_content_t, virt_content_t)
read_blk_files_pattern($1, virt_content_t, virt_content_t)
tunable_policy(`virt_use_nfs',`
fs_list_nfs($1)
fs_read_nfs_files($1)
fs_read_nfs_symlinks($1)
')
tunable_policy(`virt_use_samba',`
fs_list_cifs($1)
fs_read_cifs_files($1)
fs_read_cifs_symlinks($1)
')
')
#######################################
## <summary>
## Allow domain to write virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_write_content',`
gen_require(`
type virt_content_t;
')
allow $1 virt_content_t:file write_file_perms;
')
########################################
## <summary>
## Read virt PID files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_read_pid_files',`
gen_require(`
type virt_var_run_t;
')
files_search_pids($1)
read_files_pattern($1, virt_var_run_t, virt_var_run_t)
')
########################################
## <summary>
## Read virt PID lnk files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_read_pid_symlinks',`
gen_require(`
type virt_var_run_t;
')
files_search_pids($1)
read_lnk_files_pattern($1, virt_var_run_t, virt_var_run_t)
')
########################################
## <summary>
## Manage virt pid files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_manage_pid_files',`
gen_require(`
type virt_var_run_t;
')
files_search_pids($1)
manage_files_pattern($1, virt_var_run_t, virt_var_run_t)
')
########################################
## <summary>
## Search virt lib directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_search_lib',`
gen_require(`
type virt_var_lib_t;
')
allow $1 virt_var_lib_t:dir search_dir_perms;
files_search_var_lib($1)
')
########################################
## <summary>
## Read virt lib files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_read_lib_files',`
gen_require(`
type virt_var_lib_t;
')
files_search_var_lib($1)
read_files_pattern($1, virt_var_lib_t, virt_var_lib_t)
read_lnk_files_pattern($1, virt_var_lib_t, virt_var_lib_t)
')
#######################################
## <summary>
## Dontaudit inherited read virt lib files.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_dontaudit_read_lib_files',`
gen_require(`
type virt_var_lib_t;
')
dontaudit $1 virt_var_lib_t:file read_inherited_file_perms;
')
########################################
## <summary>
## Create, read, write, and delete
## virt lib files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_manage_lib_files',`
gen_require(`
type virt_var_lib_t;
')
files_search_var_lib($1)
manage_files_pattern($1, virt_var_lib_t, virt_var_lib_t)
')
########################################
## <summary>
## Allow the specified domain to read virt's log files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`virt_read_log',`
gen_require(`
type virt_log_t;
')
logging_search_logs($1)
read_files_pattern($1, virt_log_t, virt_log_t)
')
########################################
## <summary>
## Allow the specified domain to append
## virt log files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
#
interface(`virt_append_log',`
gen_require(`
type virt_log_t;
')
logging_search_logs($1)
append_files_pattern($1, virt_log_t, virt_log_t)
')
########################################
## <summary>
## Allow domain to manage virt log files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_manage_log',`
gen_require(`
type virt_log_t;
')
manage_dirs_pattern($1, virt_log_t, virt_log_t)
manage_files_pattern($1, virt_log_t, virt_log_t)
manage_lnk_files_pattern($1, virt_log_t, virt_log_t)
')
#######################################
## <summary>
## Allow domain to read virt blk image files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_read_blk_images',`
gen_require(`
attribute virt_image_type;
')
read_blk_files_pattern($1, virt_image_type, virt_image_type)
')
########################################
## <summary>
## Allow domain to read virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_getattr_images',`
gen_require(`
type virt_var_lib_t;
attribute virt_image_type;
')
virt_search_lib($1)
getattr_files_pattern($1, virt_image_type, virt_image_type)
')
########################################
## <summary>
## Allow domain to read virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_read_images',`
gen_require(`
type virt_var_lib_t;
attribute virt_image_type;
')
virt_search_lib($1)
allow $1 virt_image_type:dir list_dir_perms;
list_dirs_pattern($1, virt_image_type, virt_image_type)
read_files_pattern($1, virt_image_type, virt_image_type)
read_lnk_files_pattern($1, virt_image_type, virt_image_type)
read_blk_files_pattern($1, virt_image_type, virt_image_type)
read_chr_files_pattern($1, virt_image_type, virt_image_type)
tunable_policy(`virt_use_nfs',`
fs_list_nfs($1)
fs_read_nfs_files($1)
fs_read_nfs_symlinks($1)
')
tunable_policy(`virt_use_samba',`
fs_list_cifs($1)
fs_read_cifs_files($1)
fs_read_cifs_symlinks($1)
')
')
########################################
## <summary>
## Create, read, write, and delete
## svirt cache files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_manage_cache',`
gen_require(`
type virt_cache_t;
')
files_search_var($1)
manage_dirs_pattern($1, virt_cache_t, virt_cache_t)
manage_files_pattern($1, virt_cache_t, virt_cache_t)
manage_lnk_files_pattern($1, virt_cache_t, virt_cache_t)
')
########################################
## <summary>
## Allow domain to manage virt image files
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`virt_manage_images',`
gen_require(`
type virt_var_lib_t;
attribute virt_image_type;
')
virt_search_lib($1)
allow $1 virt_image_type:dir list_dir_perms;
manage_dirs_pattern($1, virt_image_type, virt_image_type)
manage_files_pattern($1, virt_image_type, virt_image_type)
read_lnk_files_pattern($1, virt_image_type, virt_image_type)
rw_blk_files_pattern($1, virt_image_type, virt_image_type)
rw_chr_files_pattern($1, virt_image_type, virt_image_type)
tunable_policy(`virt_use_nfs',`
fs_manage_nfs_dirs($1)
fs_manage_nfs_files($1)
fs_read_nfs_symlinks($1)
')
tunable_policy(`virt_use_samba',`
fs_manage_cifs_files($1)
fs_manage_cifs_files($1)
fs_read_cifs_symlinks($1)
')
')
########################################
## <summary>
## All of the rules required to administrate
## an virt environment
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="role">
## <summary>
## Role allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`virt_admin',`
gen_require(`
type virtd_t, virtd_initrc_exec_t;
attribute virt_domain;
')
allow $1 virtd_t:process { ptrace signal_perms };
ps_process_pattern($1, virtd_t)
init_labeled_script_domtrans($1, virtd_initrc_exec_t)
domain_system_change_exemption($1)
role_transition $2 virtd_initrc_exec_t system_r;
allow $2 system_r;
virt_manage_pid_files($1)
virt_manage_lib_files($1)
virt_manage_log($1)
virt_manage_images($1)
allow $1 virt_domain:process { ptrace signal_perms };
')
########################################
## <summary>
## Execute qemu in the svirt domain, and
## allow the specified role the svirt domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access
## </summary>
## </param>
## <param name="role">
## <summary>
## The role to be allowed the svirt domain.
## </summary>
## </param>
## <rolecap/>
#
interface(`virt_transition_svirt',`
gen_require(`
type svirt_t;
attribute virt_domain;
')
allow $1 svirt_t:process transition;
role $2 types svirt_t;
allow $1 virt_domain:process { sigkill sigstop signull signal };
optional_policy(`
ptchown_run(svirt_t, $2)
')
')
#######################################
## <summary>
## Do not audit attempts to write virt daemon unnamed pipes.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_dontaudit_write_pipes',`
gen_require(`
type virtd_t;
')
dontaudit $1 virtd_t:fifo_file write;
')
#######################################
## <summary>
## Send a sigkill to virtual machines
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_kill_svirt',`
gen_require(`
attribute virt_domain;
')
allow $1 virt_domain:process sigkill;
')
######################################
## <summary>
## Send a sigkill to virtd daemon
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_kill',`
gen_require(`
type virtd_t;
')
allow $1 virtd_t:process sigkill;
')
#######################################
## <summary>
## Send a signal to virtual machines
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_signal_svirt',`
gen_require(`
attribute virt_domain;
')
allow $1 virt_domain:process signal;
')
######################################
## <summary>
## allow domain to read
## virt tmpf files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access
## </summary>
## </param>
#
interface(`virt_read_tmp_files',`
gen_require(`
type virt_tmp_t;
')
read_files_pattern($1, virt_tmp_t, virt_tmp_t)
read_lnk_files_pattern($1, virt_tmp_t, virt_tmp_t)
')
#####################################
## <summary>
## dontaudit domain to write
## virt tmp files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access
## </summary>
## </param>
#
interface(`virt_dontaudit_write_tmp_files',`
gen_require(`
type virt_tmp_t;
')
dontaudit $1 virt_tmp_t:file write;
')
####################################
## <summary>
## Allow domain to write
## virt tmp sock files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access
## </summary>
## </param>
#
interface(`virt_write_tmp_sock',`
gen_require(`
type virt_tmp_t;
')
write_sock_files_pattern($1, virt_tmp_t, virt_tmp_t)
')
#######################################
## <summary>
## Execute Sandbox Files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_exec_sandbox_files',`
gen_require(`
type svirt_sandbox_file_t;
')
can_exec($1, svirt_sandbox_file_t)
')
#######################################
## <summary>
## Manage Sandbox Files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_manage_sandbox_files',`
gen_require(`
type svirt_sandbox_file_t;
')
manage_dirs_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t)
manage_files_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t)
manage_fifo_files_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t)
manage_chr_files_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t)
manage_lnk_files_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t)
')
#######################################
## <summary>
## Relabel Sandbox File systems
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_relabel_sandbox_filesystem',`
gen_require(`
type svirt_sandbox_file_t;
')
allow $1 svirt_sandbox_file_t:filesystem { relabelfrom relabelto };
')
#######################################
## <summary>
## Mounton Sandbox Files
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_mounton_sandbox_file',`
gen_require(`
type svirt_sandbox_file_t;
')
allow $1 svirt_sandbox_file_t:dir_file_class_set mounton;
')
#######################################
## <summary>
## Connect to virt over a unix domain stream socket.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`virt_stream_connect_sandbox',`
gen_require(`
attribute svirt_sandbox_domain;
type svirt_sandbox_file_t;
')
files_search_pids($1)
stream_connect_pattern($1, svirt_sandbox_file_t, svirt_sandbox_file_t, svirt_sandbox_domain)
ps_process_pattern(svirt_sandbox_domain, $1)
')
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