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Allow ntpd to read unit files

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Adding missing documenation (sorry about that).

type=AVC msg=audit(1553013917.359:9935): avc:  denied  { read } for  pid=16326 comm="systemd-timedat" name="50-chronyd.list" dev="dm-1" ino=4870675 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:ntpd_unit_t:s0 tclass=file permissive=1
type=AVC msg=audit(1553013917.359:9935): avc:  denied  { open } for  pid=16326 comm="systemd-timedat" path="/usr/lib/systemd/ntp-units.d/50-chronyd.list" dev="dm-1" ino=4870675 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:ntpd_unit_t:s0 tclass=file permissive=1
type=AVC msg=audit(1553013917.359:9936): avc:  denied  { getattr } for  pid=16326 comm="systemd-timedat" path="/usr/lib/systemd/ntp-units.d/50-chronyd.list" dev="dm-1" ino=4870675 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:ntpd_unit_t:s0 tclass=file permissive=1

type=AVC msg=audit(1553013821.622:9902): avc:  denied  { getattr } for  pid=16281 comm="systemd-timedat" path="/usr/lib/systemd/ntp-units.d" dev="dm-1" ino=4700094 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:systemd_unit_t:s0 tclass=dir permissive=1
type=AVC msg=audit(1553013821.622:9903): avc:  denied  { read } for  pid=16281 comm="systemd-timedat" name="ntp-units.d" dev="dm-1" ino=4700094 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:systemd_unit_t:s0 tclass=dir permissive=1
type=AVC msg=audit(1553013821.622:9903): avc:  denied  { open } for  pid=16281 comm="systemd-timedat" path="/usr/lib/systemd/ntp-units.d" dev="dm-1" ino=4700094 scontext=system_u:system_r:ntpd_t:s0 tcontext=system_u:object_r:systemd_unit_t:s0 tclass=dir permissive=1

Signed-off-by: Dave Sugar <dsugar@tresys.com>
This commit is contained in:
Sugar, David 2019-03-26 22:00:27 +00:00 committed by Chris PeBenito
parent 32f3f09dc4
commit 7525ba9c1e
2 changed files with 23 additions and 0 deletions
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3
policy/modules/services/ntp.te
View File

@ -138,10 +138,13 @@ userdom_dontaudit_use_unpriv_user_fds(ntpd_t)
userdom_list_user_home_dirs(ntpd_t)
ifdef(`init_systemd',`
allow ntpd_t ntpd_unit_t:file read_file_perms;
dbus_system_bus_client(ntpd_t)
dbus_connect_system_bus(ntpd_t)
init_dbus_chat(ntpd_t)
init_get_system_status(ntpd_t)
init_list_unit_dirs(ntpd_t)
# for /var/lib/systemd/timesync
init_read_var_lib_links(ntpd_t)
allow ntpd_t self:capability { fowner setpcap };

20
policy/modules/system/init.if
View File

@ -2960,6 +2960,26 @@ interface(`init_search_units',`
fs_search_tmpfs($1)
')
######################################
## <summary>
## List systemd unit dirs.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`init_list_unit_dirs',`
gen_require(`
type systemd_unit_t;
')
allow $1 systemd_unit_t:dir list_dir_perms;
init_search_units($1)
')
########################################
## <summary>
## Read systemd unit links