selinux-refpolicy/policy/modules/services/kerberos.if

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## <summary>MIT Kerberos admin and KDC.</summary>
########################################
## <summary>
## Execute kadmind in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_exec_kadmind',`
gen_require(`
type kadmind_exec_t;
')
corecmd_search_bin($1)
can_exec($1, kadmind_exec_t)
')
########################################
## <summary>
## Execute a domain transition to run kpropd.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
#
interface(`kerberos_domtrans_kpropd',`
gen_require(`
type kpropd_t, kpropd_exec_t;
')
corecmd_search_bin($1)
domtrans_pattern($1, kpropd_exec_t, kpropd_t)
')
########################################
## <summary>
## Support kerberos services.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_use',`
gen_require(`
type krb5kdc_conf_t, krb5_host_rcache_t, krb5_conf_t;
')
kerberos_read_config($1)
dontaudit $1 krb5_conf_t:file write_file_perms;
dontaudit $1 krb5kdc_conf_t:dir list_dir_perms;
dontaudit $1 krb5kdc_conf_t:file rw_file_perms;
dontaudit $1 self:process setfscreate;
selinux_dontaudit_validate_context($1)
seutil_dontaudit_read_file_contexts($1)
tunable_policy(`allow_kerberos',`
allow $1 self:tcp_socket create_socket_perms;
allow $1 self:udp_socket create_socket_perms;
corenet_all_recvfrom_netlabel($1)
corenet_tcp_sendrecv_generic_if($1)
corenet_udp_sendrecv_generic_if($1)
corenet_tcp_sendrecv_generic_node($1)
corenet_udp_sendrecv_generic_node($1)
corenet_sendrecv_kerberos_client_packets($1)
corenet_tcp_connect_kerberos_port($1)
corenet_sendrecv_ocsp_client_packets($1)
corenet_tcp_connect_ocsp_port($1)
allow $1 krb5_host_rcache_t:file getattr_file_perms;
')
optional_policy(`
tunable_policy(`allow_kerberos',`
pcscd_stream_connect($1)
')
')
optional_policy(`
sssd_read_public_files($1)
')
')
########################################
## <summary>
## Read kerberos configuration files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_read_config',`
gen_require(`
type krb5_conf_t, krb5_home_t;
')
files_search_etc($1)
allow $1 krb5_conf_t:file read_file_perms;
userdom_search_user_home_dirs($1)
allow $1 krb5_home_t:file read_file_perms;
')
########################################
## <summary>
## Do not audit attempts to write
## kerberos configuration files.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`kerberos_dontaudit_write_config',`
gen_require(`
type krb5_conf_t;
')
dontaudit $1 krb5_conf_t:file write_file_perms;
')
########################################
## <summary>
## Read and write kerberos
## configuration files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_rw_config',`
gen_require(`
type krb5_conf_t;
')
files_search_etc($1)
allow $1 krb5_conf_t:file rw_file_perms;
')
########################################
## <summary>
## Create, read, write, and delete
## kerberos home files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_manage_krb5_home_files',`
gen_require(`
type krb5_home_t;
')
userdom_search_user_home_dirs($1)
allow $1 krb5_home_t:file manage_file_perms;
')
########################################
## <summary>
## Relabel kerberos home files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_relabel_krb5_home_files',`
gen_require(`
type krb5_home_t;
')
userdom_search_user_home_dirs($1)
allow $1 krb5_home_t:file relabel_file_perms;
')
########################################
## <summary>
## Create objects in user home
## directories with the krb5 home type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="object_class">
## <summary>
## Class of the object being created.
## </summary>
## </param>
## <param name="name" optional="true">
## <summary>
## The name of the object being created.
## </summary>
## </param>
#
interface(`kerberos_home_filetrans_krb5_home',`
gen_require(`
type krb5_home_t;
')
userdom_user_home_dir_filetrans($1, krb5_home_t, $2, $3)
')
########################################
## <summary>
## Read kerberos key table files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_read_keytab',`
gen_require(`
type krb5_keytab_t;
')
files_search_etc($1)
allow $1 krb5_keytab_t:file read_file_perms;
')
########################################
## <summary>
## Read and write kerberos key table files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_rw_keytab',`
gen_require(`
type krb5_keytab_t;
')
files_search_etc($1)
allow $1 krb5_keytab_t:file rw_file_perms;
')
########################################
## <summary>
## Create, read, write, and delete
## kerberos key table files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_manage_keytab_files',`
gen_require(`
type krb5_keytab_t;
')
files_search_etc($1)
allow $1 krb5_keytab_t:file manage_file_perms;
')
########################################
## <summary>
## Create specified objects in generic
## etc directories with the kerberos
## keytab file type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="object_class">
## <summary>
## Class of the object being created.
## </summary>
## </param>
## <param name="name" optional="true">
## <summary>
## The name of the object being created.
## </summary>
## </param>
#
interface(`kerberos_etc_filetrans_keytab',`
gen_require(`
type krb5_keytab_t;
')
files_etc_filetrans($1, krb5_keytab_t, $2, $3)
')
########################################
## <summary>
## Read kerberos kdc configuration files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_read_kdc_config',`
gen_require(`
type krb5kdc_conf_t;
')
files_search_etc($1)
read_files_pattern($1, krb5kdc_conf_t, krb5kdc_conf_t)
')
########################################
## <summary>
## Create, read, write, and delete
## kerberos host rcache files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_manage_host_rcache',`
gen_require(`
type krb5_host_rcache_t;
')
domain_obj_id_change_exemption($1)
tunable_policy(`allow_kerberos',`
allow $1 self:process setfscreate;
selinux_validate_context($1)
seutil_read_file_contexts($1)
files_search_tmp($1)
allow $1 krb5_host_rcache_t:file manage_file_perms;
')
')
########################################
## <summary>
## Create objects in generic temporary
## directories with the kerberos host
## rcache type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed to transition.
## </summary>
## </param>
## <param name="object_class">
## <summary>
## Class of the object being created.
## </summary>
## </param>
## <param name="name" optional="true">
## <summary>
## The name of the object being created.
## </summary>
## </param>
#
interface(`kerberos_tmp_filetrans_host_rcache',`
gen_require(`
type krb5_host_rcache_t;
')
files_tmp_filetrans($1, krb5_host_rcache_t, $2, $3)
')
########################################
## <summary>
## Connect to krb524 service.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`kerberos_connect_524',`
tunable_policy(`allow_kerberos',`
allow $1 self:udp_socket create_socket_perms;
corenet_all_recvfrom_netlabel($1)
corenet_udp_sendrecv_generic_if($1)
corenet_udp_sendrecv_generic_node($1)
corenet_sendrecv_kerberos_master_client_packets($1)
')
')
########################################
## <summary>
## All of the rules required to
## administrate an kerberos environment.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="role">
## <summary>
## Role allowed access.
## </summary>
## </param>
## <rolecap/>
#
interface(`kerberos_admin',`
gen_require(`
type kadmind_t, krb5kdc_t, kerberos_initrc_exec_t;
type kadmind_log_t, kadmind_tmp_t, kadmind_runtime_t;
type krb5_conf_t, krb5_keytab_t, krb5kdc_conf_t;
type krb5kdc_principal_t, krb5kdc_tmp_t, kpropd_t;
type krb5kdc_runtime_t, krb5_host_rcache_t;
')
allow $1 { kadmind_t krb5kdc_t kpropd_t }:process { ptrace signal_perms };
ps_process_pattern($1, { kadmind_t krb5kdc_t kpropd_t })
init_startstop_service($1, $2, { kadmind_t krb5kdc_t }, kerberos_initrc_exec_t)
logging_list_logs($1)
admin_pattern($1, kadmind_log_t)
files_list_tmp($1)
admin_pattern($1, { kadmind_tmp_t krb5_host_rcache_t krb5kdc_tmp_t })
kerberos_tmp_filetrans_host_rcache($1, file, "host_0")
kerberos_tmp_filetrans_host_rcache($1, file, "HTTP_23")
kerberos_tmp_filetrans_host_rcache($1, file, "HTTP_48")
kerberos_tmp_filetrans_host_rcache($1, file, "imap_0")
kerberos_tmp_filetrans_host_rcache($1, file, "nfs_0")
kerberos_tmp_filetrans_host_rcache($1, file, "ldapmap1_0")
kerberos_tmp_filetrans_host_rcache($1, file, "ldap_487")
kerberos_tmp_filetrans_host_rcache($1, file, "ldap_55")
files_list_runtime($1)
admin_pattern($1, { kadmind_runtime_t krb5kdc_runtime_t })
files_list_etc($1)
admin_pattern($1, krb5_conf_t)
files_etc_filetrans($1, krb5_conf_t, file, "krb5.conf")
admin_pattern($1, { krb5_keytab_t krb5kdc_principal_t })
filetrans_pattern($1, krb5kdc_conf_t, krb5kdc_principal_t, file, "principal")
filetrans_pattern($1, krb5kdc_conf_t, krb5kdc_principal_t, file, "principal0")
filetrans_pattern($1, krb5kdc_conf_t, krb5kdc_principal_t, file, "principal1")
kerberos_etc_filetrans_keytab($1, file, "kadm5.keytab")
')