277 lines
7.6 KiB
Plaintext
277 lines
7.6 KiB
Plaintext
policy_module(portage, 1.10.0)
|
|
|
|
########################################
|
|
#
|
|
# Declarations
|
|
#
|
|
|
|
type gcc_config_t;
|
|
type gcc_config_exec_t;
|
|
application_domain(gcc_config_t, gcc_config_exec_t)
|
|
|
|
# constraining type
|
|
type portage_t;
|
|
type portage_exec_t;
|
|
application_domain(portage_t, portage_exec_t)
|
|
domain_obj_id_change_exemption(portage_t)
|
|
rsync_entry_type(portage_t)
|
|
corecmd_shell_entry_type(portage_t)
|
|
|
|
# portage compile sandbox domain
|
|
type portage_sandbox_t;
|
|
application_domain(portage_sandbox_t, portage_exec_t)
|
|
# the shell is the entrypoint if regular sandbox is disabled
|
|
# portage_exec_t is the entrypoint if regular sandbox is enabled
|
|
corecmd_shell_entry_type(portage_sandbox_t)
|
|
|
|
# portage package fetching domain
|
|
type portage_fetch_t;
|
|
application_type(portage_fetch_t)
|
|
corecmd_shell_entry_type(portage_fetch_t)
|
|
rsync_entry_type(portage_fetch_t)
|
|
|
|
type portage_devpts_t;
|
|
term_pty(portage_devpts_t)
|
|
|
|
type portage_ebuild_t;
|
|
files_type(portage_ebuild_t)
|
|
|
|
type portage_fetch_tmp_t;
|
|
files_tmp_file(portage_fetch_tmp_t)
|
|
|
|
type portage_db_t;
|
|
files_type(portage_db_t)
|
|
|
|
type portage_conf_t;
|
|
files_type(portage_conf_t)
|
|
|
|
type portage_cache_t;
|
|
files_type(portage_cache_t)
|
|
|
|
type portage_log_t;
|
|
logging_log_file(portage_log_t)
|
|
|
|
type portage_tmp_t;
|
|
files_tmp_file(portage_tmp_t)
|
|
|
|
type portage_tmpfs_t;
|
|
files_tmpfs_file(portage_tmpfs_t)
|
|
|
|
########################################
|
|
#
|
|
# gcc-config policy
|
|
#
|
|
|
|
allow gcc_config_t self:capability { chown fsetid };
|
|
allow gcc_config_t self:fifo_file rw_file_perms;
|
|
|
|
manage_files_pattern(gcc_config_t, portage_cache_t, portage_cache_t)
|
|
|
|
read_files_pattern(gcc_config_t, portage_conf_t, portage_conf_t)
|
|
|
|
allow gcc_config_t portage_ebuild_t:dir list_dir_perms;
|
|
read_files_pattern(gcc_config_t, portage_ebuild_t, portage_ebuild_t)
|
|
|
|
allow gcc_config_t portage_exec_t:file mmap_file_perms;
|
|
|
|
kernel_read_system_state(gcc_config_t)
|
|
kernel_read_kernel_sysctls(gcc_config_t)
|
|
|
|
corecmd_exec_shell(gcc_config_t)
|
|
corecmd_exec_bin(gcc_config_t)
|
|
corecmd_manage_bin_files(gcc_config_t)
|
|
|
|
domain_use_interactive_fds(gcc_config_t)
|
|
|
|
files_manage_etc_files(gcc_config_t)
|
|
files_rw_etc_runtime_files(gcc_config_t)
|
|
files_read_usr_files(gcc_config_t)
|
|
files_search_var_lib(gcc_config_t)
|
|
files_search_pids(gcc_config_t)
|
|
# complains loudly about not being able to list
|
|
# the directory it is being run from
|
|
files_list_all(gcc_config_t)
|
|
|
|
# seems to be ok without this
|
|
init_dontaudit_read_script_status_files(gcc_config_t)
|
|
|
|
libs_read_lib_files(gcc_config_t)
|
|
libs_domtrans_ldconfig(gcc_config_t)
|
|
libs_manage_shared_libs(gcc_config_t)
|
|
# gcc-config creates a temp dir for the libs
|
|
libs_manage_lib_dirs(gcc_config_t)
|
|
|
|
logging_send_syslog_msg(gcc_config_t)
|
|
|
|
miscfiles_read_localization(gcc_config_t)
|
|
|
|
userdom_use_user_terminals(gcc_config_t)
|
|
|
|
consoletype_exec(gcc_config_t)
|
|
|
|
optional_policy(`
|
|
seutil_use_newrole_fds(gcc_config_t)
|
|
')
|
|
|
|
########################################
|
|
#
|
|
# Portage Merging Rules
|
|
#
|
|
|
|
# - setfscreate for merging to live fs
|
|
# - setexec to run portage fetch
|
|
allow portage_t self:process { setfscreate setexec };
|
|
# - kill for mysql merging, at least
|
|
allow portage_t self:capability { sys_nice kill };
|
|
|
|
# user post-sync scripts
|
|
can_exec(portage_t, portage_conf_t)
|
|
|
|
allow portage_t portage_log_t:file manage_file_perms;
|
|
logging_log_filetrans(portage_t, portage_log_t, file)
|
|
|
|
allow portage_t { portage_fetch_t portage_sandbox_t }:process signal;
|
|
|
|
# transition for rsync and wget
|
|
corecmd_shell_spec_domtrans(portage_t, portage_fetch_t)
|
|
rsync_entry_domtrans(portage_t, portage_fetch_t)
|
|
allow portage_fetch_t portage_t:fd use;
|
|
allow portage_fetch_t portage_t:fifo_file rw_file_perms;
|
|
allow portage_fetch_t portage_t:process sigchld;
|
|
|
|
# transition to sandbox for compiling
|
|
domain_trans(portage_t, portage_exec_t, portage_sandbox_t)
|
|
corecmd_shell_spec_domtrans(portage_t, portage_sandbox_t)
|
|
allow portage_sandbox_t portage_t:fd use;
|
|
allow portage_sandbox_t portage_t:fifo_file rw_file_perms;
|
|
allow portage_sandbox_t portage_t:process sigchld;
|
|
|
|
# run scripts out of the build directory
|
|
can_exec(portage_t, portage_tmp_t)
|
|
|
|
# merging baselayout will need this:
|
|
kernel_write_proc_files(portage_t)
|
|
|
|
domain_dontaudit_read_all_domains_state(portage_t)
|
|
|
|
# modify any files in the system
|
|
files_manage_all_files(portage_t)
|
|
|
|
selinux_get_fs_mount(portage_t)
|
|
|
|
auth_manage_shadow(portage_t)
|
|
|
|
# merging baselayout will need this:
|
|
init_exec(portage_t)
|
|
|
|
# run setfiles -r
|
|
seutil_domtrans_setfiles(portage_t)
|
|
# run semodule
|
|
seutil_domtrans_semanage(portage_t)
|
|
|
|
portage_domtrans_gcc_config(portage_t)
|
|
# if sesandbox is disabled, compiling is performed in this domain
|
|
portage_compile_domain(portage_t)
|
|
|
|
optional_policy(`
|
|
bootloader_domtrans(portage_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
modutils_domtrans_depmod(portage_t)
|
|
modutils_domtrans_update_mods(portage_t)
|
|
#dontaudit update_modules_t portage_tmp_t:dir search_dir_perms;
|
|
')
|
|
|
|
optional_policy(`
|
|
usermanage_domtrans_groupadd(portage_t)
|
|
usermanage_domtrans_useradd(portage_t)
|
|
')
|
|
|
|
ifdef(`TODO',`
|
|
# seems to work ok without these
|
|
dontaudit portage_t device_t:{ blk_file chr_file } getattr;
|
|
dontaudit portage_t proc_t:dir setattr;
|
|
dontaudit portage_t device_type:chr_file read_chr_file_perms;
|
|
dontaudit portage_t device_type:blk_file read_blk_file_perms;
|
|
')
|
|
|
|
##########################################
|
|
#
|
|
# Portage fetch domain
|
|
# - for rsync and distfile fetching
|
|
#
|
|
|
|
allow portage_fetch_t self:capability { dac_override fowner fsetid };
|
|
allow portage_fetch_t self:process signal;
|
|
allow portage_fetch_t self:unix_stream_socket create_socket_perms;
|
|
allow portage_fetch_t self:tcp_socket create_stream_socket_perms;
|
|
|
|
allow portage_fetch_t portage_conf_t:dir list_dir_perms;
|
|
read_files_pattern(portage_fetch_t, portage_conf_t, portage_conf_t)
|
|
|
|
manage_dirs_pattern(portage_fetch_t, portage_ebuild_t, portage_ebuild_t)
|
|
manage_files_pattern(portage_fetch_t, portage_ebuild_t, portage_ebuild_t)
|
|
|
|
manage_dirs_pattern(portage_fetch_t, portage_fetch_tmp_t, portage_fetch_tmp_t)
|
|
manage_files_pattern(portage_fetch_t, portage_fetch_tmp_t, portage_fetch_tmp_t)
|
|
files_tmp_filetrans(portage_fetch_t, portage_fetch_tmp_t, { file dir })
|
|
|
|
# portage makes home dir the portage tmp dir, so
|
|
# wget looks for .wgetrc there
|
|
dontaudit portage_fetch_t portage_tmp_t:dir search_dir_perms;
|
|
# rsync server timestamp check
|
|
allow portage_fetch_t portage_tmp_t:file { read_file_perms delete_file_perms };
|
|
|
|
kernel_read_system_state(portage_fetch_t)
|
|
kernel_read_kernel_sysctls(portage_fetch_t)
|
|
|
|
corecmd_exec_bin(portage_fetch_t)
|
|
|
|
corenet_all_recvfrom_unlabeled(portage_fetch_t)
|
|
corenet_all_recvfrom_netlabel(portage_fetch_t)
|
|
corenet_tcp_sendrecv_generic_if(portage_fetch_t)
|
|
corenet_tcp_sendrecv_generic_node(portage_fetch_t)
|
|
corenet_tcp_sendrecv_all_ports(portage_fetch_t)
|
|
# would rather not connect to unspecified ports, but
|
|
# it occasionally comes up
|
|
corenet_tcp_connect_all_reserved_ports(portage_fetch_t)
|
|
corenet_tcp_connect_generic_port(portage_fetch_t)
|
|
|
|
dev_dontaudit_read_rand(portage_fetch_t)
|
|
|
|
domain_use_interactive_fds(portage_fetch_t)
|
|
|
|
files_read_etc_files(portage_fetch_t)
|
|
files_read_etc_runtime_files(portage_fetch_t)
|
|
files_search_var(portage_fetch_t)
|
|
files_dontaudit_search_pids(portage_fetch_t)
|
|
|
|
term_search_ptys(portage_fetch_t)
|
|
|
|
miscfiles_read_localization(portage_fetch_t)
|
|
|
|
sysnet_read_config(portage_fetch_t)
|
|
sysnet_dns_name_resolve(portage_fetch_t)
|
|
|
|
userdom_use_user_terminals(portage_fetch_t)
|
|
userdom_dontaudit_read_user_home_content_files(portage_fetch_t)
|
|
|
|
ifdef(`hide_broken_symptoms',`
|
|
dontaudit portage_fetch_t portage_cache_t:file read;
|
|
')
|
|
|
|
##########################################
|
|
#
|
|
# Portage sandbox domain
|
|
# - SELinux-enforced sandbox
|
|
#
|
|
|
|
portage_compile_domain(portage_sandbox_t)
|
|
|
|
ifdef(`hide_broken_symptoms',`
|
|
# leaked descriptors
|
|
dontaudit portage_sandbox_t portage_cache_t:dir { setattr };
|
|
dontaudit portage_sandbox_t portage_cache_t:file { setattr write };
|
|
')
|