diff options
author | 2015-10-23 10:16:59 -0400 | |
---|---|---|
committer | 2015-10-26 11:52:47 +0800 | |
commit | d92bdf260887935367802afbbaf25d399c020cd5 (patch) | |
tree | b86986e21aa5f091d3a097ef825decad7bfad6f0 | |
parent | Add systemd access vectors. (diff) | |
download | hardened-refpolicy-d92bdf260887935367802afbbaf25d399c020cd5.tar.gz hardened-refpolicy-d92bdf260887935367802afbbaf25d399c020cd5.tar.bz2 hardened-refpolicy-d92bdf260887935367802afbbaf25d399c020cd5.zip |
Implement core systemd policy.
Significant contributions from the Tresys CLIP team.
Other changes from Laurent Bigonville.
-rw-r--r-- | policy/modules/kernel/corecommands.fc | 2 | ||||
-rw-r--r-- | policy/modules/kernel/domain.te | 6 | ||||
-rw-r--r-- | policy/modules/kernel/files.if | 172 | ||||
-rw-r--r-- | policy/modules/kernel/filesystem.if | 73 | ||||
-rw-r--r-- | policy/modules/kernel/kernel.if | 60 | ||||
-rw-r--r-- | policy/modules/kernel/terminal.if | 19 | ||||
-rw-r--r-- | policy/modules/system/authlogin.if | 19 | ||||
-rw-r--r-- | policy/modules/system/init.fc | 4 | ||||
-rw-r--r-- | policy/modules/system/init.if | 608 | ||||
-rw-r--r-- | policy/modules/system/init.te | 176 | ||||
-rw-r--r-- | policy/modules/system/locallogin.if | 21 | ||||
-rw-r--r-- | policy/modules/system/logging.if | 38 | ||||
-rw-r--r-- | policy/modules/system/lvm.if | 20 | ||||
-rw-r--r-- | policy/modules/system/systemd.fc | 39 | ||||
-rw-r--r-- | policy/modules/system/systemd.if | 195 | ||||
-rw-r--r-- | policy/modules/system/systemd.te | 264 | ||||
-rw-r--r-- | policy/modules/system/udev.if | 19 |
17 files changed, 1711 insertions, 24 deletions
diff --git a/policy/modules/kernel/corecommands.fc b/policy/modules/kernel/corecommands.fc index f465e43b..b4e192a7 100644 --- a/policy/modules/kernel/corecommands.fc +++ b/policy/modules/kernel/corecommands.fc @@ -242,6 +242,8 @@ ifdef(`distro_gentoo',` /usr/lib/rpm/rpmv -- gen_context(system_u:object_r:bin_t,s0) /usr/lib/sftp-server -- gen_context(system_u:object_r:bin_t,s0) /usr/lib/sudo/sesh -- gen_context(system_u:object_r:shell_exec_t,s0) +/usr/lib/systemd/system-generators(/.*)? gen_context(system_u:object_r:bin_t,s0) +/usr/lib/systemd/user-generators(/.*)? gen_context(system_u:object_r:bin_t,s0) /usr/lib/tumbler-1/tumblerd -- gen_context(system_u:object_r:bin_t,s0) /usr/lib/vte/gnome-pty-helper -- gen_context(system_u:object_r:bin_t,s0) /usr/lib/xfce4/exo-1/exo-compose-mail-1 -- gen_context(system_u:object_r:bin_t,s0) diff --git a/policy/modules/kernel/domain.te b/policy/modules/kernel/domain.te index 451a1be5..6c3ef603 100644 --- a/policy/modules/kernel/domain.te +++ b/policy/modules/kernel/domain.te @@ -115,6 +115,12 @@ ifdef(`hide_broken_symptoms',` dontaudit domain self:udp_socket listen; ') +ifdef(`init_systemd',` + optional_policy(` + shutdown_sigchld(domain) + ') +') + tunable_policy(`global_ssp',` # enable reading of urandom for all domains: # this should be enabled when all programs diff --git a/policy/modules/kernel/files.if b/policy/modules/kernel/files.if index dd16f742..cbb8afe8 100644 --- a/policy/modules/kernel/files.if +++ b/policy/modules/kernel/files.if @@ -563,6 +563,24 @@ interface(`files_manage_non_security_dirs',` ######################################## ## <summary> +## Relabel from/to non-security directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`files_relabel_non_security_dirs',` + gen_require(` + attribute non_security_file_type; + ') + + relabel_dirs_pattern($1, non_security_file_type, non_security_file_type) +') + +######################################## +## <summary> ## Get the attributes of all files. ## </summary> ## <param name="domain"> @@ -620,6 +638,44 @@ interface(`files_dontaudit_getattr_non_security_files',` ######################################## ## <summary> +## Create, read, write, and delete all non-security files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`files_manage_non_security_files',` + gen_require(` + attribute non_security_file_type; + ') + + manage_files_pattern($1, non_security_file_type, non_security_file_type) +') + +######################################## +## <summary> +## Relabel from/to all non-security files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`files_relabel_non_security_files',` + gen_require(` + attribute non_security_file_type; + ') + + relabel_files_pattern($1, non_security_file_type, non_security_file_type) +') + +######################################## +## <summary> ## Read all files. ## </summary> ## <param name="domain"> @@ -1948,6 +2004,24 @@ interface(`files_unmount_rootfs',` ######################################## ## <summary> +## Mount on the root directory (/) +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`files_mounton_root',` + gen_require(` + type root_t; + ') + + allow $1 root_t:dir mounton; +') + +######################################## +## <summary> ## Get attributes of the /boot directory. ## </summary> ## <param name="domain"> @@ -4398,6 +4472,24 @@ interface(`files_rw_generic_tmp_sockets',` ######################################## ## <summary> +## Mount filesystems in the tmp directory (/tmp) +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`files_mounton_tmp',` + gen_require(` + type tmp_t; + ') + + allow $1 tmp_t:dir mounton; +') + +######################################## +## <summary> ## Set the attributes of all tmp directories. ## </summary> ## <param name="domain"> @@ -5678,6 +5770,25 @@ interface(`files_list_locks',` ######################################## ## <summary> +## Add entries in the /var/lock directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`files_add_entry_lock_dirs',` + gen_require(` + type var_t, var_lock_t; + ') + + allow $1 var_lock_t:lnk_file read_lnk_file_perms; + add_entry_dirs_pattern($1, var_t, var_lock_t) +') + +######################################## +## <summary> ## Add and remove entries in the /var/lock ## directories. ## </summary> @@ -5871,6 +5982,29 @@ interface(`files_manage_all_locks',` ######################################## ## <summary> +## Relabel from/to all lock files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`files_relabel_all_locks',` + gen_require(` + attribute lockfile; + type var_t, var_lock_t; + ') + + allow $1 var_lock_t:lnk_file read_lnk_file_perms; + allow $1 { var_t var_lock_t }:dir search_dir_perms; + relabel_dirs_pattern($1, lockfile, lockfile) + relabel_files_pattern($1, lockfile, lockfile) + relabel_lnk_files_pattern($1, lockfile, lockfile) +') + +######################################## +## <summary> ## Create an object in the locks directory, with a private ## type using a type transition. ## </summary> @@ -6300,6 +6434,44 @@ interface(`files_manage_all_pids',` ######################################## ## <summary> +## Relabel to/from all var_run (pid) directories +## </summary> +## <param name="domain"> +## <summary> +## Domain alloed access. +## </summary> +## </param> +# +interface(`files_relabel_all_pid_dirs',` + gen_require(` + attribute pidfile; + ') + + relabel_dirs_pattern($1, pidfile, pidfile) +') + +######################################## +## <summary> +## Relabel to/from all var_run (pid) files and directories +## </summary> +## <param name="domain"> +## <summary> +## Domain alloed access. +## </summary> +## </param> +# +interface(`files_relabel_all_pids',` + gen_require(` + attribute pidfile; + ') + + relabel_dirs_pattern($1, pidfile, pidfile) + relabel_files_pattern($1, pidfile, pidfile) + relabel_lnk_files_pattern($1, pidfile, pidfile) +') + +######################################## +## <summary> ## Mount filesystems on all polyinstantiation ## member directories. ## </summary> diff --git a/policy/modules/kernel/filesystem.if b/policy/modules/kernel/filesystem.if index 4ddef7cb..0db8233d 100644 --- a/policy/modules/kernel/filesystem.if +++ b/policy/modules/kernel/filesystem.if @@ -767,6 +767,24 @@ interface(`fs_manage_cgroup_dirs',` ######################################## ## <summary> +## Relabel cgroup directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`fs_relabel_cgroup_dirs',` + gen_require(` + type cgroup_t; + ') + + relabel_dirs_pattern($1, cgroup_t, cgroup_t) +') + +######################################## +## <summary> ## Read cgroup files. ## </summary> ## <param name="domain"> @@ -782,6 +800,7 @@ interface(`fs_read_cgroup_files',` ') read_files_pattern($1, cgroup_t, cgroup_t) + read_lnk_files_pattern($1, cgroup_t, cgroup_t) dev_search_sysfs($1) ') @@ -3341,6 +3360,25 @@ interface(`fs_rw_nfsd_fs',` ######################################## ## <summary> +## Getattr on pstore dirs. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`fs_getattr_pstore_dirs',` + gen_require(` + type pstore_t; + ') + + getattr_files_pattern($1, pstore_t, pstore_t) + dev_search_sysfs($1) +') + +######################################## +## <summary> ## Allow the type to associate to ramfs filesystems. ## </summary> ## <param name="type"> @@ -4113,6 +4151,23 @@ interface(`fs_dontaudit_write_tmpfs_dirs',` ######################################## ## <summary> +## Relabel directory on tmpfs filesystems. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`fs_relabel_tmpfs_dirs',` + gen_require(` + type tmpfs_t; + ') + relabel_dirs_pattern($1, tmpfs_t, tmpfs_t) +') + +######################################## +## <summary> ## Create an object in a tmpfs filesystem, with a private ## type using a type transition. ## </summary> @@ -4241,6 +4296,24 @@ interface(`fs_rw_tmpfs_files',` ######################################## ## <summary> +## Relabel files on tmpfs filesystems. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`fs_relabel_tmpfs_files',` + gen_require(` + type tmpfs_t; + ') + + relabel_files_pattern($1, tmpfs_t, tmpfs_t) +') + +######################################## +## <summary> ## Read tmpfs link files. ## </summary> ## <param name="domain"> diff --git a/policy/modules/kernel/kernel.if b/policy/modules/kernel/kernel.if index faa19d71..df42fa3a 100644 --- a/policy/modules/kernel/kernel.if +++ b/policy/modules/kernel/kernel.if @@ -8,6 +8,27 @@ ######################################## ## <summary> +## Allows the kernel to start userland processes +## by dynamic transitions to the specified domain. +## </summary> +## <param name="domain"> +## <summary> +## The process type entered by the kernel. +## </summary> +## </param> +# +interface(`kernel_dyntrans_to',` + gen_require(` + type kernel_t; + ') + + domain_dyntrans_type(kernel_t) + allow kernel_t self:process setcurrent; + allow kernel_t $1:process dyntransition; +') + +######################################## +## <summary> ## Allows to start userland processes ## by transitioning to the specified domain. ## </summary> @@ -254,6 +275,25 @@ interface(`kernel_rw_pipes',` ######################################## ## <summary> +## Read/write to kernel using a unix +## domain stream socket. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`kernel_rw_stream_sockets',` + gen_require(` + type kernel_t; + ') + + allow $1 kernel_t:unix_stream_socket rw_socket_perms; +') + +######################################## +## <summary> ## Connect to kernel using a unix ## domain stream socket. ## </summary> @@ -273,7 +313,25 @@ interface(`kernel_stream_connect',` ######################################## ## <summary> -## Read and write kernel unix datagram sockets. +## Getattr on kernel unix datagram sockets. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`kernel_getattr_dgram_sockets',` + gen_require(` + type kernel_t; + ') + + allow $1 kernel_t:unix_dgram_socket getattr; +') + +######################################## +## <summary> +## Read and write kernel unix datagram sockets. (Deprecated) ## </summary> ## <param name="domain"> ## <summary> diff --git a/policy/modules/kernel/terminal.if b/policy/modules/kernel/terminal.if index cbb729b6..2e6a3760 100644 --- a/policy/modules/kernel/terminal.if +++ b/policy/modules/kernel/terminal.if @@ -519,6 +519,25 @@ interface(`term_dontaudit_manage_pty_dirs',` ######################################## ## <summary> +## Relabel from and to pty directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`term_relabel_pty_dirs',` + gen_require(` + type devpts_t; + ') + + dev_list_all_dev_nodes($1) + allow $1 devpts_t:dir relabel_dir_perms; +') + +######################################## +## <summary> ## Do not audit attempts to get the attributes ## of generic pty devices. ## </summary> diff --git a/policy/modules/system/authlogin.if b/policy/modules/system/authlogin.if index 6aac59c3..7bb4ecb0 100644 --- a/policy/modules/system/authlogin.if +++ b/policy/modules/system/authlogin.if @@ -773,6 +773,25 @@ interface(`auth_rw_faillog',` allow $1 faillog_t:file rw_file_perms; ') +######################################## +## <summary> +## Manage the login failure logs. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`auth_manage_faillog',` + gen_require(` + type faillog_t; + ') + + allow $1 faillog_t:file manage_file_perms; + logging_rw_generic_log_dirs($1) +') + ####################################### ## <summary> ## Read the last logins log. diff --git a/policy/modules/system/init.fc b/policy/modules/system/init.fc index 02ec851a..b4bdf659 100644 --- a/policy/modules/system/init.fc +++ b/policy/modules/system/init.fc @@ -45,6 +45,10 @@ ifdef(`distro_gentoo', ` /usr/bin/sepg_ctl -- gen_context(system_u:object_r:initrc_exec_t,s0) /usr/lib/systemd/systemd -- gen_context(system_u:object_r:init_exec_t,s0) +/usr/lib/systemd/system-preset(/.*)? gen_context(system_u:object_r:systemd_unit_t,s0) +/usr/lib/systemd/user-preset(/.*)? gen_context(system_u:object_r:systemd_unit_t,s0) +/usr/lib/systemd/ntp-units\.d -d gen_context(system_u:object_r:systemd_unit_t,s0) +/usr/lib/systemd/system(/.*)? gen_context(system_u:object_r:systemd_unit_t,s0) /usr/libexec/dcc/start-.* -- gen_context(system_u:object_r:initrc_exec_t,s0) /usr/libexec/dcc/stop-.* -- gen_context(system_u:object_r:initrc_exec_t,s0) diff --git a/policy/modules/system/init.if b/policy/modules/system/init.if index 211d434c..192508fa 100644 --- a/policy/modules/system/init.if +++ b/policy/modules/system/init.if @@ -44,6 +44,26 @@ interface(`init_script_file',` ######################################## ## <summary> +## Make the specified type usable for +## systemd unit files. +## </summary> +## <param name="type"> +## <summary> +## Type to be used for systemd unit files. +## </summary> +## </param> +# +interface(`init_unit_file',` + gen_require(` + attribute systemdunit; + ') + + files_type($1) + typeattribute $1 systemdunit; +') + +######################################## +## <summary> ## Create a domain used for init scripts. ## </summary> ## <desc> @@ -108,6 +128,10 @@ interface(`init_domain',` role system_r types $1; domtrans_pattern(init_t, $2, $1) + + ifdef(`init_systemd',` + allow $1 init_t:unix_stream_socket { getattr read write ioctl }; + ') ') ######################################## @@ -212,6 +236,12 @@ interface(`init_daemon_domain',` userdom_dontaudit_use_user_terminals($1) ') + ifdef(`init_systemd',` + init_domain($1, $2) + # this may be because of late labelling + kernel_dgram_send($1) + ') + optional_policy(` nscd_use($1) ') @@ -264,15 +294,68 @@ interface(`init_ranged_daemon_domain',` type initrc_t; ') - init_daemon_domain($1, $2) + ifdef(`init_systemd',` + init_ranged_domain($1, $2, $3) + ',` + init_daemon_domain($1, $2) - ifdef(`enable_mcs',` - range_transition initrc_t $2:process $3; + ifdef(`enable_mcs',` + range_transition initrc_t $2:process $3; + ') + + ifdef(`enable_mls',` + range_transition initrc_t $2:process $3; + mls_rangetrans_target($1) + ') ') +') - ifdef(`enable_mls',` - range_transition initrc_t $2:process $3; - mls_rangetrans_target($1) +######################################### +## <summary> +## Abstract socket service activation (systemd). +## </summary> +## <param name="domain"> +## <summary> +## The domain to be started by systemd socket activation. +## </summary> +## </param> +# +interface(`init_abstract_socket_activation',` + ifdef(`init_systemd',` + gen_require(` + type init_t; + ') + + allow init_t $1:unix_stream_socket create_stream_socket_perms; + ') +') + +######################################### +## <summary> +## Named socket service activation (systemd). +## </summary> +## <param name="domain"> +## <summary> +## The domain to be started by systemd socket activation. +## </summary> +## </param> +## <param name="sock_file"> +## <summary> +## The domain socket file type. +## </summary> +## </param> +# +interface(`init_named_socket_activation',` + ifdef(`init_systemd',` + gen_require(` + type init_t; + ') + + allow init_t $1:unix_dgram_socket create_socket_perms; + allow init_t $1:unix_stream_socket create_stream_socket_perms; + allow init_t $2:dir manage_dir_perms; + allow init_t $2:fifo_file manage_fifo_file_perms; + allow init_t $2:sock_file manage_sock_file_perms; ') ') @@ -324,6 +407,10 @@ interface(`init_system_domain',` role system_r types $1; domtrans_pattern(initrc_t, $2, $1) + + ifdef(`init_systemd',` + init_domain($1, $2) + ') ') ######################################## @@ -374,15 +461,19 @@ interface(`init_ranged_system_domain',` type initrc_t; ') - init_system_domain($1, $2) + ifdef(`init_systemd',` + init_ranged_domain($1, $2, $3) + ',` + init_system_domain($1, $2) - ifdef(`enable_mcs',` - range_transition initrc_t $2:process $3; - ') + ifdef(`enable_mcs',` + range_transition initrc_t $2:process $3; + ') - ifdef(`enable_mls',` - range_transition initrc_t $2:process $3; - mls_rangetrans_target($1) + ifdef(`enable_mls',` + range_transition initrc_t $2:process $3; + mls_rangetrans_target($1) + ') ') ') @@ -579,10 +670,11 @@ interface(`init_sigchld',` # interface(`init_stream_connect',` gen_require(` - type init_t; + type init_t, init_var_run_t; ') - allow $1 init_t:unix_stream_socket connectto; + stream_connect_pattern($1, init_var_run_t, init_var_run_t, init_t) + files_search_pids($1) ') ######################################## @@ -664,6 +756,45 @@ interface(`init_dontaudit_use_fds',` ######################################## ## <summary> +## Send messages to init unix datagram sockets. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`init_dgram_send',` + gen_require(` + type init_t, init_var_run_t; + ') + + dgram_send_pattern($1, init_var_run_t, init_var_run_t, init_t) + files_search_pids($1) +') + +######################################## +## <summary> +## Allow the specified domain to read/write to +## init with unix domain stream sockets. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_rw_stream_sockets',` + gen_require(` + type init_t; + ') + + allow $1 init_t:unix_stream_socket rw_stream_socket_perms; +') + +######################################## +## <summary> ## Send UDP network traffic to init. (Deprecated) ## </summary> ## <param name="domain"> @@ -678,6 +809,276 @@ interface(`init_udp_send',` ######################################## ## <summary> +## Get all service status (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_get_system_status',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system status; +') + +######################################## +## <summary> +## Enable all systemd services (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_enable',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system enable; +') + +######################################## +## <summary> +## Disable all services (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_disable',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system disable; +') + +######################################## +## <summary> +## Reload all services (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_reload',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system reload; +') + +######################################## +## <summary> +## Reboot the system (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_reboot_system',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system reboot; +') + +######################################## +## <summary> +## Shutdown (halt) the system (systemd). +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_shutdown_system',` + gen_require(` + type init_t; + ') + + allow $1 init_t:system halt; +') + +######################################## +## <summary> +## Allow specified domain to get init status +## </summary> +## <param name="domain"> +## <summary> +## Domain to allow access. +## </summary> +## </param> +# +interface(`init_service_status',` + gen_require(` + type init_t; + class service status; + ') + + allow $1 init_t:service status; +') + +######################################## +## <summary> +## Allow specified domain to get init start +## </summary> +## <param name="domain"> +## <summary> +## Domain to allow access. +## </summary> +## </param> +# +interface(`init_service_start',` + gen_require(` + type init_t; + class service start; + ') + + allow $1 init_t:service start; +') + +######################################## +## <summary> +## Send and receive messages from +## systemd over dbus. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_dbus_chat',` + gen_require(` + type initrc_t; + class dbus send_msg; + ') + + allow $1 init_t:dbus send_msg; + allow init_t $1:dbus send_msg; +') + +######################################## +## <summary> +## Manage files in /var/lib/systemd/. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <param name="file_type"> +## <summary> +## The type of the object to be created +## </summary> +## </param> +## <param name="object_class"> +## <summary> +## The object class. +## </summary> +## </param> +## <param name="name" optional="true"> +## <summary> +## The name of the object being created. +## </summary> +## </param> +# +interface(`init_manage_var_lib_files',` + gen_require(` + type init_var_lib_t; + ') + + manage_files_pattern($1, init_var_lib_t, init_var_lib_t) + files_search_var_lib($1) +') + +######################################## +## <summary> +## Create files in /var/lib/systemd +## with an automatic type transition. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <param name="type"> +## <summary> +## The type of object to be created +## </summary> +## </param> +## <param name="object_class"> +## <summary> +## The object class. +## </summary> +## </param> +## <param name="name" optional="true"> +## <summary> +## The name of the object being created. +## </summary> +## </param> +# +interface(`init_var_lib_filetrans',` + gen_require(` + type init_var_lib_t; + ') + + files_search_var_lib($1) + filetrans_pattern($1, init_var_lib_t, $2, $3, $4) +') + +######################################## +## <summary> +## Create files in an init PID directory. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <param name="file_type"> +## <summary> +## The type of the object to be created +## </summary> +## </param> +## <param name="object_class"> +## <summary> +## The object class. +## </summary> +## </param> +## <param name="name" optional="true"> +## <summary> +## The name of the object being created. +## </summary> +## </param> +# +interface(`init_pid_filetrans',` + gen_require(` + type init_var_run_t; + ') + + files_search_pids($1) + filetrans_pattern($1, init_var_run_t, $2, $3, $4) +') + +######################################## +## <summary> ## Get the attributes of initctl. ## </summary> ## <param name="domain"> @@ -1976,3 +2377,180 @@ interface(`init_script_readable_type',` typeattribute $1 init_script_readable; ') + +###################################### +## <summary> +## Search systemd unit dirs. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_search_units',` + gen_require(` + type init_var_run_t, systemd_unit_t; + ') + + search_dirs_pattern($1, init_var_run_t, systemd_unit_t) + + # Units are in /etc/systemd/system, /usr/lib/systemd/system and /run/systemd + files_search_etc($1) + files_search_usr($1) + libs_search_lib($1) + + fs_search_tmpfs($1) +') + +######################################## +## <summary> +## Get status of generic systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_get_generic_units_status',` + gen_require(` + type systemd_unit_t; + class service status; + ') + + allow $1 systemd_unit_t:service status; +') + +######################################## +## <summary> +## Start generic systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_start_generic_units',` + gen_require(` + type systemd_unit_t; + class service start; + ') + + allow $1 systemd_unit_t:service start; +') + +######################################## +## <summary> +## Stop generic systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain to not audit. +## </summary> +## </param> +# +interface(`init_stop_generic_units',` + gen_require(` + type systemd_unit_t; + class service stop; + ') + + allow $1 systemd_unit_t:service stop; +') + +####################################### +## <summary> +## Reload generic systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_reload_generic_units',` + gen_require(` + type systemd_unit_t; + class service reload; + ') + + allow $1 systemd_unit_t:service reload; +') + +######################################## +## <summary> +## Get status of all systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_get_all_units_status',` + gen_require(` + attribute systemdunit; + class service status; + ') + + allow $1 systemdunit:service status; +') + +######################################## +## <summary> +## Start all systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_start_all_units',` + gen_require(` + attribute systemdunit; + class service start; + ') + + allow $1 systemdunit:service start; +') + +######################################## +## <summary> +## Stop all systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain to not audit. +## </summary> +## </param> +# +interface(`init_stop_all_units',` + gen_require(` + attribute systemdunit; + class service stop; + ') + + allow $1 systemdunit:service stop; +') + +####################################### +## <summary> +## Reload all systemd units. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`init_reload_all_units',` + gen_require(` + attribute systemdunit; + class service reload; + ') + + allow $1 systemdunit:service reload; +') diff --git a/policy/modules/system/init.te b/policy/modules/system/init.te index 95db0d06..d5d7b106 100644 --- a/policy/modules/system/init.te +++ b/policy/modules/system/init.te @@ -19,6 +19,7 @@ gen_tunable(init_upstart, false) attribute init_script_domain_type; attribute init_script_file_type; attribute init_run_all_scripts_domain; +attribute systemdunit; # Mark process types as daemons attribute daemon; @@ -64,6 +65,7 @@ type initrc_t, init_script_domain_type, init_run_all_scripts_domain; type initrc_exec_t, init_script_file_type; domain_type(initrc_t) domain_entry_file(initrc_t, initrc_exec_t) +init_named_socket_activation(initrc_t, init_var_run_t) role system_r types initrc_t; # should be part of the true block # of the below init_upstart tunable @@ -74,6 +76,9 @@ type initrc_devpts_t; term_pty(initrc_devpts_t) files_type(initrc_devpts_t) +type initrc_lock_t; +files_lock_file(initrc_lock_t) + type initrc_state_t; files_type(initrc_state_t) @@ -86,6 +91,9 @@ logging_log_file(initrc_var_log_t) type initrc_var_run_t; files_pid_file(initrc_var_run_t) +type systemd_unit_t; +init_unit_file(systemd_unit_t) + ifdef(`distro_gentoo',` type rc_exec_t; domain_entry_file(initrc_t, rc_exec_t) @@ -182,6 +190,115 @@ seutil_read_config(init_t) miscfiles_read_localization(init_t) +ifdef(`init_systemd',` + # handle instances where an old labeled init script is encountered. + typeattribute init_t init_run_all_scripts_domain; + + allow init_t self:process { getcap getsched setsched setpgid setfscreate setsockcreate setcap setrlimit }; + allow init_t self:capability2 block_suspend; + allow init_t self:netlink_kobject_uevent_socket create_socket_perms; + allow init_t self:netlink_route_socket create_netlink_socket_perms; + allow init_t self:netlink_selinux_socket create_socket_perms; + + manage_files_pattern(init_t, init_var_run_t, init_var_run_t) + manage_lnk_files_pattern(init_t, init_var_run_t, init_var_run_t) + manage_sock_files_pattern(init_t, init_var_run_t, init_var_run_t) + manage_dirs_pattern(init_t, init_var_run_t, init_var_run_t) + + manage_files_pattern(init_t, systemd_unit_t, systemdunit) + + manage_dirs_pattern(init_t, systemd_unit_t, systemd_unit_t) + manage_lnk_files_pattern(init_t, systemd_unit_t, systemd_unit_t) + allow init_t systemd_unit_t:dir relabel_dir_perms; + + kernel_dyntrans_to(init_t) + kernel_read_network_state(init_t) + kernel_read_kernel_sysctls(init_t) + kernel_read_vm_sysctls(init_t) + kernel_dgram_send(init_t) + kernel_stream_connect(init_t) + kernel_getattr_proc(init_t) + kernel_read_fs_sysctls(init_t) + + dev_rw_autofs(init_t) + dev_create_generic_dirs(init_t) + dev_relabel_all_dev_nodes(init_t) + dev_read_urand(init_t) + dev_write_kmsg(init_t) + + domain_read_all_domains_state(init_t) + + files_read_all_pids(init_t) + files_list_usr(init_t) + files_list_var(init_t) + files_list_var_lib(init_t) + files_relabel_all_lock_dirs(init_t) + files_mounton_root(init_t) + files_search_pids(init_t) + files_relabel_all_pids(init_t) + files_read_all_locks(init_t) + files_search_kernel_modules(init_t) + # for privatetmp functions + files_manage_generic_tmp_dirs(init_t) + files_mounton_tmp(init_t) + + fs_manage_cgroup_dirs(init_t) + fs_relabel_cgroup_dirs(init_t) + fs_rw_cgroup_files(init_t) + fs_list_auto_mountpoints(init_t) + fs_mount_autofs(init_t) + fs_manage_hugetlbfs_dirs(init_t) + fs_getattr_tmpfs(init_t) + fs_read_tmpfs_files(init_t) + fs_read_cgroup_files(init_t) + fs_dontaudit_getattr_xattr_fs(init_t) + # for privatetmp functions + fs_relabel_tmpfs_dirs(init_t) + fs_relabel_tmpfs_files(init_t) + # mount-setup + fs_unmount_autofs(init_t) + fs_getattr_pstore_dirs(init_t) + + # systemd_socket_activated policy + mls_socket_write_all_levels(init_t) + + selinux_compute_create_context(init_t) + selinux_compute_access_vector(init_t) + + term_relabel_pty_dirs(init_t) + + clock_read_adjtime(init_t) + + logging_manage_pid_sockets(init_t) + logging_send_audit_msgs(init_t) + logging_relabelto_devlog_sock_files(init_t) + + seutil_read_file_contexts(init_t) + + systemd_relabelto_kmod_files(init_t) + systemd_dbus_chat_logind(init_t) + + # udevd is a "systemd kobject uevent socket activated daemon" + udev_create_kobject_uevent_sockets(init_t) + + optional_policy(` + dbus_system_bus_client(init_t) + dbus_connect_system_bus(init_t) + ') + + optional_policy(` + modutils_domtrans_insmod(init_t) + ') +',` + tunable_policy(`init_upstart',` + corecmd_shell_domtrans(init_t, initrc_t) + ',` + # Run the shell in the sysadm role for single-user mode. + # causes problems with upstart + sysadm_shell_domtrans(init_t) + ') +') + ifdef(`distro_debian',` fs_tmpfs_filetrans(init_t, initctl_t, fifo_file, "initctl") @@ -201,14 +318,6 @@ ifdef(`distro_redhat',` fs_tmpfs_filetrans(init_t, initctl_t, fifo_file) ') -tunable_policy(`init_upstart',` - corecmd_shell_domtrans(init_t, initrc_t) -',` - # Run the shell in the sysadm role for single-user mode. - # causes problems with upstart - sysadm_shell_domtrans(init_t) -') - optional_policy(` auth_rw_login_records(init_t) ') @@ -609,6 +718,57 @@ ifdef(`distro_suse',` ') ') +ifdef(`init_systemd',` + manage_files_pattern(initrc_t, initrc_lock_t, initrc_lock_t) + files_lock_filetrans(initrc_t, initrc_lock_t, file) + + manage_dirs_pattern(initrc_t, init_var_run_t, init_var_run_t) + + manage_dirs_pattern(initrc_t, initrc_var_run_t, initrc_var_run_t) + manage_chr_files_pattern(initrc_t, initrc_var_run_t, initrc_var_run_t) + manage_lnk_files_pattern(initrc_t, initrc_var_run_t, initrc_var_run_t) + files_pid_filetrans(initrc_t, initrc_var_run_t, dir_file_class_set) + + create_dirs_pattern(initrc_t, systemd_unit_t, systemd_unit_t) + + manage_files_pattern(initrc_t, systemdunit, systemdunit) + manage_lnk_files_pattern(initrc_t, systemdunit, systemdunit) + + kernel_dgram_send(initrc_t) + + # run systemd misc initializations + # in the initrc_t domain, as would be + # done in traditional sysvinit/upstart. + corecmd_bin_entry_type(initrc_t) + corecmd_shell_entry_type(initrc_t) + corecmd_bin_domtrans(init_t, initrc_t) + corecmd_shell_domtrans(init_t, initrc_t) + + files_read_boot_files(initrc_t) + files_setattr_pid_dirs(initrc_t) + + selinux_set_enforce_mode(initrc_t) + + init_stream_connect(initrc_t) + init_manage_var_lib_files(initrc_t) + init_rw_stream_sockets(initrc_t) + init_get_all_units_status(initrc_t) + init_stop_all_units(initrc_t) + + # Create /etc/audit.rules.prev after firstboot remediation + logging_manage_audit_config(initrc_t) + + # lvm2-activation-generator checks file labels + seutil_read_file_contexts(initrc_t) + + systemd_start_power_units(initrc_t) + + optional_policy(` + # create /var/lock/lvm/ + lvm_create_lock_dirs(initrc_t) + ') +') + optional_policy(` amavis_search_lib(initrc_t) amavis_setattr_pid_files(initrc_t) diff --git a/policy/modules/system/locallogin.if b/policy/modules/system/locallogin.if index 0e3c2a97..4305a862 100644 --- a/policy/modules/system/locallogin.if +++ b/policy/modules/system/locallogin.if @@ -24,6 +24,27 @@ interface(`locallogin_domtrans',` ######################################## ## <summary> +## Allow calling domain to read locallogin state. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed permission. +## </summary> +## </param> +# +interface(`locallogin_read_state',` + gen_require(` + type local_login_t; + ') + + kernel_search_proc($1) + allow $1 local_login_t:file read_file_perms; + allow $1 local_login_t:lnk_file read_lnk_file_perms; + allow $1 local_login_t:dir list_dir_perms; +') + +######################################## +## <summary> ## Allow processes to inherit local login file descriptors. ## </summary> ## <param name="domain"> diff --git a/policy/modules/system/logging.if b/policy/modules/system/logging.if index 9fa0f5df..6a279f3d 100644 --- a/policy/modules/system/logging.if +++ b/policy/modules/system/logging.if @@ -553,6 +553,25 @@ interface(`logging_send_syslog_msg',` ######################################## ## <summary> +## Allow domain to relabelto devlog sock_files +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`logging_relabelto_devlog_sock_files',` + gen_require(` + type devlog_t; + ') + + allow $1 devlog_t:sock_file relabelto_sock_file_perms; +') + +######################################## +## <summary> ## Read the auditd configuration files. ## </summary> ## <param name="domain"> @@ -631,6 +650,25 @@ interface(`logging_delete_devlog_socket',` ######################################## ## <summary> +## Create, read, write, and delete syslog PID sockets. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`logging_manage_pid_sockets',` + gen_require(` + type syslogd_var_run_t; + ') + + manage_sock_files_pattern($1, syslogd_var_run_t, syslogd_var_run_t) + files_search_pids($1) +') + +######################################## +## <summary> ## Allows the domain to open a file in the ## log directory, but does not allow the listing ## of the contents of the log directory. diff --git a/policy/modules/system/lvm.if b/policy/modules/system/lvm.if index 86b223c0..6561474a 100644 --- a/policy/modules/system/lvm.if +++ b/policy/modules/system/lvm.if @@ -105,6 +105,26 @@ interface(`lvm_manage_config',` manage_files_pattern($1, lvm_etc_t, lvm_etc_t) ') +######################################## +## <summary> +## Create lvm_lock_t directories +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`lvm_create_lock_dirs',` + gen_require(` + type lvm_lock_t; + ') + + create_dirs_pattern($1, lvm_lock_t, lvm_lock_t) + files_add_entry_lock_dirs($1) +') + ###################################### ## <summary> ## Execute a domain transition to run clvmd. diff --git a/policy/modules/system/systemd.fc b/policy/modules/system/systemd.fc new file mode 100644 index 00000000..864979d8 --- /dev/null +++ b/policy/modules/system/systemd.fc @@ -0,0 +1,39 @@ +/bin/systemd-analyze -- gen_context(system_u:object_r:systemd_analyze_exec_t,s0) +/bin/systemd-cgtop -- gen_context(system_u:object_r:systemd_cgtop_exec_t,s0) +/bin/systemd-coredump -- gen_context(system_u:object_r:systemd_coredump_exec_t,s0) +/bin/systemd-detect-virt -- gen_context(system_u:object_r:systemd_detect_virt_exec_t,s0) +/bin/systemd-nspawn -- gen_context(system_u:object_r:systemd_nspawn_exec_t,s0) +/bin/systemd-run -- gen_context(system_u:object_r:systemd_run_exec_t,s0) +/bin/systemd-stdio-bridge -- gen_context(system_u:object_r:systemd_stdio_bridge_exec_t,s0) +/bin/systemd-tmpfiles -- gen_context(system_u:object_r:systemd_tmpfiles_exec_t,s0) +/bin/systemd-tty-ask-password-agent -- gen_context(system_u:object_r:systemd_passwd_agent_exec_t,s0) + +/usr/lib/systemd/systemd-activate -- gen_context(system_u:object_r:systemd_activate_exec_t,s0) +/usr/lib/systemd/systemd-backlight -- gen_context(system_u:object_r:systemd_backlight_exec_t,s0) +/usr/lib/systemd/systemd-binfmt -- gen_context(system_u:object_r:systemd_binfmt_exec_t,s0) +/usr/lib/systemd/systemd-cgroups-agent -- gen_context(system_u:object_r:systemd_cgroups_exec_t,s0) +/usr/lib/systemd/systemd-coredump -- gen_context(system_u:object_r:systemd_coredump_exec_t,s0) +/usr/lib/systemd/systemd-hostnamed -- gen_context(system_u:object_r:systemd_hostnamed_exec_t,s0) +/usr/lib/systemd/systemd-localed -- gen_context(system_u:object_r:systemd_locale_exec_t,s0) +/usr/lib/systemd/systemd-logind -- gen_context(system_u:object_r:systemd_logind_exec_t,s0) +/usr/lib/systemd/systemd-machined -- gen_context(system_u:object_r:systemd_machined_exec_t,s0) + +# Systemd unit files +/usr/lib/systemd/system/[^/]*halt.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*hibernate.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*power.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*reboot.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*shutdown.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*sleep.* -- gen_context(system_u:object_r:power_unit_t,s0) +/usr/lib/systemd/system/[^/]*suspend.* -- gen_context(system_u:object_r:power_unit_t,s0) + +/var/lib/systemd/linger(/.*)? gen_context(system_u:object_r:systemd_logind_var_lib_t,s0) + +/var/run/\.nologin[^/]* -- gen_context(system_u:object_r:systemd_sessions_var_run_t,s0) +/var/run/nologin -- gen_context(system_u:object_r:systemd_sessions_var_run_t,s0) + +/var/run/systemd/seats(/.*)? gen_context(system_u:object_r:systemd_logind_var_run_t,s0) +/var/run/systemd/sessions(/.*)? gen_context(system_u:object_r:systemd_logind_var_run_t,s0) +/var/run/systemd/users(/.*)? gen_context(system_u:object_r:systemd_logind_var_run_t,s0) +/var/run/systemd/inhibit(/.*)? gen_context(system_u:object_r:systemd_logind_var_run_t,s0) +/var/run/tmpfiles\.d/kmod.conf gen_context(system_u:object_r:systemd_kmod_conf_t,s0) diff --git a/policy/modules/system/systemd.if b/policy/modules/system/systemd.if new file mode 100644 index 00000000..8bca3a35 --- /dev/null +++ b/policy/modules/system/systemd.if @@ -0,0 +1,195 @@ +## <summary>Systemd components (not PID 1)</summary> + +###################################### +## <summary> +## Read systemd_login PID files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_read_logind_pids',` + gen_require(` + type systemd_logind_var_run_t; + ') + + files_search_pids($1) + read_files_pattern($1, systemd_logind_var_run_t, systemd_logind_var_run_t) +') + +###################################### +## <summary> +## Manage systemd_login PID pipes. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_manage_logind_pid_pipes',` + gen_require(` + type systemd_logind_var_run_t; + ') + + files_search_pids($1) + manage_fifo_files_pattern($1, systemd_logind_var_run_t, systemd_logind_var_run_t) +') + +###################################### +## <summary> +## Use inherited systemd +## logind file descriptors. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_use_logind_fds',` + gen_require(` + type systemd_logind_t; + ') + + allow $1 systemd_logind_t:fd use; +') + +######################################## +## <summary> +## Send and receive messages from +## systemd logind over dbus. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_dbus_chat_logind',` + gen_require(` + type systemd_logind_t; + class dbus send_msg; + ') + + allow $1 systemd_logind_t:dbus send_msg; + allow systemd_logind_t $1:dbus send_msg; +') + +######################################## +## <summary> +## Allow process to write to systemd_kmod_conf_t. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`systemd_write_kmod_files',` + gen_require(` + type systemd_kmod_conf_t; + ') + + write_files_pattern($1, var_run_t, systemd_kmod_conf_t) +') + +######################################## +## <summary> +## Allow process to relabel to systemd_kmod_conf_t. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`systemd_relabelto_kmod_files',` + gen_require(` + type systemd_kmod_conf_t; + ') + + allow $1 systemd_kmod_conf_t:file relabelto_file_perms; +') + +######################################## +## <summary> +## Read systemd homedir content +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_read_home_content',` + gen_require(` + type systemd_home_t; + ') + + optional_policy(` + gnome_search_gconf_data_dir($1) + ') + read_files_pattern($1, systemd_home_t, systemd_home_t) + read_lnk_files_pattern($1, systemd_home_t, systemd_home_t) +') + +######################################## +## <summary> +## Get the system status information from systemd_login +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_status_logind',` + gen_require(` + type systemd_logind_t; + class service status; + ') + + allow $1 systemd_logind_t:service status; +') + +######################################## +## <summary> +## Send systemd_login a null signal. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`systemd_signull_logind',` + gen_require(` + type systemd_logind_t; + ') + + allow $1 systemd_logind_t:process signull; +') + +######################################## +## <summary> +## Allow specified domain to start power units +## </summary> +## <param name="domain"> +## <summary> +## Domain to not audit. +## </summary> +## </param> +# +interface(`systemd_start_power_units',` + gen_require(` + type power_unit_t; + class service start; + ') + + allow $1 power_unit_t:service start; +') diff --git a/policy/modules/system/systemd.te b/policy/modules/system/systemd.te new file mode 100644 index 00000000..597d4aa1 --- /dev/null +++ b/policy/modules/system/systemd.te @@ -0,0 +1,264 @@ +policy_module(systemd, 1.0.0) + +######################################### +# +# Declarations +# + +## <desc> +## <p> +## Enable support for systemd-tmpfiles to manage all non-security files. +## </p> +## </desc> +gen_tunable(systemd_tmpfiles_manage_all, false) + +type systemd_activate_t; +type systemd_activate_exec_t; +init_system_domain(systemd_activate_t, systemd_activate_exec_t) + +type systemd_analyze_t; +type systemd_analyze_exec_t; +init_daemon_domain(systemd_analyze_t, systemd_analyze_exec_t) + +type systemd_backlight_t; +type systemd_backlight_exec_t; +init_system_domain(systemd_backlight_t, systemd_backlight_exec_t) + +type systemd_binfmt_t; +type systemd_binfmt_exec_t; +init_system_domain(systemd_binfmt_t, systemd_binfmt_exec_t) + +type systemd_cgroups_t; +type systemd_cgroups_exec_t; +domain_type(systemd_cgroups_t) +domain_entry_file(systemd_cgroups_t, systemd_cgroups_exec_t) +role system_r types systemd_cgroups_t; + +type systemd_cgroups_var_run_t; +files_pid_file(systemd_cgroups_var_run_t) +init_daemon_pid_file(systemd_cgroups_var_run_t, dir, "systemd_cgroups") + +type systemd_cgtop_t; +type systemd_cgtop_exec_t; +init_daemon_domain(systemd_cgtop_t, systemd_cgtop_exec_t) + +type systemd_coredump_t; +type systemd_coredump_exec_t; +init_system_domain(systemd_coredump_t, systemd_coredump_exec_t) + +type systemd_detect_virt_t; +type systemd_detect_virt_exec_t; +init_daemon_domain(systemd_detect_virt_t, systemd_detect_virt_exec_t) + +type systemd_hostnamed_t; +type systemd_hostnamed_exec_t; +init_daemon_domain(systemd_hostnamed_t, systemd_hostnamed_exec_t) + +type systemd_locale_t; +type systemd_locale_exec_t; +init_system_domain(systemd_locale_t, systemd_locale_exec_t) + +type systemd_logind_t; +type systemd_logind_exec_t; +init_daemon_domain(systemd_logind_t, systemd_logind_exec_t) +init_named_socket_activation(systemd_logind_t, systemd_logind_var_run_t) + +type systemd_logind_var_lib_t; +files_type(systemd_logind_var_lib_t) + +type systemd_logind_var_run_t; +files_pid_file(systemd_logind_var_run_t) +init_daemon_pid_file(systemd_logind_var_run_t, dir, "systemd_logind") + +type systemd_machined_t; +type systemd_machined_exec_t; +init_daemon_domain(systemd_machined_t, systemd_machined_exec_t) + +type systemd_nspawn_t; +type systemd_nspawn_exec_t; +init_system_domain(systemd_nspawn_t, systemd_nspawn_exec_t) + +type systemd_run_t; +type systemd_run_exec_t; +init_daemon_domain(systemd_run_t, systemd_run_exec_t) + +type systemd_stdio_bridge_t; +type systemd_stdio_bridge_exec_t; +init_system_domain(systemd_stdio_bridge_t, systemd_stdio_bridge_exec_t) + +type systemd_passwd_agent_t; +type systemd_passwd_agent_exec_t; +init_system_domain(systemd_passwd_agent_t, systemd_passwd_agent_exec_t) + +type systemd_sessions_t; +type systemd_sessions_exec_t; +init_system_domain(systemd_sessions_t, systemd_sessions_exec_t) + +type systemd_sessions_var_run_t; +files_pid_file(systemd_sessions_var_run_t) +init_daemon_pid_file(systemd_sessions_var_run_t, dir, "systemd_sessions") + +type systemd_tmpfiles_t; +type systemd_tmpfiles_exec_t; +type systemd_kmod_conf_t; +files_config_file(systemd_kmod_conf_t) +init_daemon_domain(systemd_tmpfiles_t, systemd_tmpfiles_exec_t) + +# +# Unit file types +# + +type power_unit_t; +init_unit_file(power_unit_t) + +###################################### +# +# Cgroups local policy +# + +kernel_domtrans_to(systemd_cgroups_t, systemd_cgroups_exec_t) + +init_stream_connect(systemd_cgroups_t) + +logging_send_syslog_msg(systemd_cgroups_t) + +kernel_dgram_send(systemd_cgroups_t) + +####################################### +# +# locale local policy +# + +files_read_etc_files(systemd_locale_t) + +logging_send_syslog_msg(systemd_locale_t) + +seutil_read_file_contexts(systemd_locale_t) + +optional_policy(` + dbus_connect_system_bus(systemd_locale_t) + dbus_system_bus_client(systemd_locale_t) +') + +####################################### +# +# Hostnamed policy +# + +files_read_etc_files(systemd_hostnamed_t) + +logging_send_syslog_msg(systemd_hostnamed_t) + +seutil_read_file_contexts(systemd_hostnamed_t) + +optional_policy(` + dbus_system_bus_client(systemd_hostnamed_t) + dbus_connect_system_bus(systemd_hostnamed_t) +') + +######################################### +# +# Logind local policy +# + +allow systemd_logind_t self:capability { fowner sys_tty_config chown dac_override }; +allow systemd_logind_t self:process getcap; +allow systemd_logind_t self:netlink_kobject_uevent_socket create_socket_perms; +allow systemd_logind_t self:unix_dgram_socket create_socket_perms; +allow systemd_logind_t self:fifo_file rw_fifo_file_perms; + +allow systemd_logind_t systemd_logind_var_lib_t:dir manage_dir_perms; +init_var_lib_filetrans(systemd_logind_t, systemd_logind_var_lib_t, dir) + +manage_fifo_files_pattern(systemd_logind_t, systemd_logind_var_run_t, systemd_logind_var_run_t) +manage_files_pattern(systemd_logind_t, systemd_logind_var_run_t, systemd_logind_var_run_t) +files_search_pids(systemd_logind_t) + +auth_manage_faillog(systemd_logind_t) + +dev_rw_sysfs(systemd_logind_t) +dev_rw_input_dev(systemd_logind_t) +dev_getattr_dri_dev(systemd_logind_t) +dev_setattr_dri_dev(systemd_logind_t) +dev_getattr_sound_dev(systemd_logind_t) +dev_setattr_sound_dev(systemd_logind_t) + +files_read_etc_files(systemd_logind_t) + +fs_getattr_tmpfs(systemd_logind_t) + +storage_getattr_removable_dev(systemd_logind_t) +storage_setattr_removable_dev(systemd_logind_t) +storage_getattr_scsi_generic_dev(systemd_logind_t) +storage_setattr_scsi_generic_dev(systemd_logind_t) + +term_use_unallocated_ttys(systemd_logind_t) + +init_get_all_units_status(systemd_logind_t) +init_start_all_units(systemd_logind_t) +init_stop_all_units(systemd_logind_t) +init_service_status(systemd_logind_t) +init_service_start(systemd_logind_t) +# This is for reading /proc/1/cgroup +init_read_state(systemd_logind_t) + +locallogin_read_state(systemd_logind_t) + +logging_send_syslog_msg(systemd_logind_t) + +systemd_start_power_units(systemd_logind_t) + +udev_read_db(systemd_logind_t) +udev_read_pid_files(systemd_logind_t) + +userdom_use_user_ttys(systemd_logind_t) + +optional_policy(` + dbus_system_bus_client(systemd_logind_t) + dbus_connect_system_bus(systemd_logind_t) +') + +######################################### +# +# Sessions local policy +# + +allow systemd_sessions_t systemd_sessions_var_run_t:file manage_file_perms; +files_pid_filetrans(systemd_sessions_t, systemd_sessions_var_run_t, file) + +logging_send_syslog_msg(systemd_sessions_t) + +######################################### +# +# Tmpfiles local policy +# + +allow systemd_tmpfiles_t self:capability { fowner chown fsetid dac_override mknod }; +allow systemd_tmpfiles_t self:process { setfscreate getcap }; + +dev_relabel_all_sysfs(systemd_tmpfiles_t) +dev_read_urand(systemd_tmpfiles_t) +dev_manage_all_dev_nodes(systemd_tmpfiles_t) + +files_read_etc_files(systemd_tmpfiles_t) +files_relabel_all_lock_dirs(systemd_tmpfiles_t) +files_relabel_all_pid_dirs(systemd_tmpfiles_t) +files_relabel_all_tmp_dirs(systemd_tmpfiles_t) + +auth_manage_var_auth(systemd_tmpfiles_t) +auth_manage_login_records(systemd_tmpfiles_t) +auth_relabel_login_records(systemd_tmpfiles_t) +auth_setattr_login_records(systemd_tmpfiles_t) + +logging_send_syslog_msg(systemd_tmpfiles_t) + +seutil_read_file_contexts(systemd_tmpfiles_t) + +tunable_policy(`systemd_tmpfiles_manage_all',` + # systemd-tmpfiles can be configured to manage anything. + # have a last-resort option for users to do this. + files_manage_non_security_dirs(systemd_tmpfiles_t) + files_manage_non_security_files(systemd_tmpfiles_t) + files_relabel_non_security_dirs(systemd_tmpfiles_t) + files_relabel_non_security_files(systemd_tmpfiles_t) +') diff --git a/policy/modules/system/udev.if b/policy/modules/system/udev.if index 06175a76..d4c92ccb 100644 --- a/policy/modules/system/udev.if +++ b/policy/modules/system/udev.if @@ -92,6 +92,25 @@ interface(`udev_read_state',` allow $1 udev_t:lnk_file read_lnk_file_perms; ') + +######################################## +## <summary> +## Allow domain to create uevent sockets. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`udev_create_kobject_uevent_sockets',` + gen_require(` + type udev_t; + ') + + allow $1 udev_t:netlink_kobject_uevent_socket create_socket_perms; +') + ######################################## ## <summary> ## Do not audit attempts to inherit a |