diff options
Diffstat (limited to 'selinux')
| -rw-r--r-- | selinux/.gitignore | 2 | ||||
| -rw-r--r-- | selinux/CMakeLists.txt | 11 | ||||
| -rw-r--r-- | selinux/ceph.fc | 20 | ||||
| -rw-r--r-- | selinux/ceph.if | 265 | ||||
| -rw-r--r-- | selinux/ceph.te | 169 |
5 files changed, 467 insertions, 0 deletions
diff --git a/selinux/.gitignore b/selinux/.gitignore new file mode 100644 index 00000000..6c00c988 --- /dev/null +++ b/selinux/.gitignore @@ -0,0 +1,2 @@ +/ceph.pp +/tmp diff --git a/selinux/CMakeLists.txt b/selinux/CMakeLists.txt new file mode 100644 index 00000000..d0a7e54f --- /dev/null +++ b/selinux/CMakeLists.txt @@ -0,0 +1,11 @@ +add_custom_target( + ceph.pp ALL + COMMAND ln -sf ${CMAKE_CURRENT_SOURCE_DIR}/ceph.* . + COMMAND make -f ${SELINUX_MAKEFILE} ceph.pp + DEPENDS ceph.te ceph.fc ceph.if) + +set(datadir ${CMAKE_INSTALL_PREFIX}/share/selinux) +install(FILES ${CMAKE_CURRENT_BINARY_DIR}/ceph.pp + DESTINATION ${datadir}/packages) +install(FILES ceph.if + DESTINATION ${datadir}/devel/include/contrib) diff --git a/selinux/ceph.fc b/selinux/ceph.fc new file mode 100644 index 00000000..395c7caa --- /dev/null +++ b/selinux/ceph.fc @@ -0,0 +1,20 @@ +/etc/rc\.d/init\.d/ceph -- gen_context(system_u:object_r:ceph_initrc_exec_t,s0) +/etc/rc\.d/init\.d/radosgw -- gen_context(system_u:object_r:ceph_initrc_exec_t,s0) + +/usr/bin/ceph-mgr -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/ceph-mon -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/ceph-mds -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/ceph-fuse -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/ceph-osd -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/radosgw -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/rbd-target-gw -- gen_context(system_u:object_r:ceph_exec_t,s0) +/usr/bin/rbd-target-api -- gen_context(system_u:object_r:ceph_exec_t,s0) + +/var/lib/ceph(/.*)? gen_context(system_u:object_r:ceph_var_lib_t,s0) + +/var/log/ceph(/.*)? gen_context(system_u:object_r:ceph_log_t,s0) +/var/log/radosgw(/.*)? gen_context(system_u:object_r:ceph_log_t,s0) +/var/log/rbd-target-api(/.*)? gen_context(system_u:object_r:ceph_log_t,s0) +/var/log/rbd-target-gw(/.*)? gen_context(system_u:object_r:ceph_log_t,s0) + +/var/run/ceph(/.*)? gen_context(system_u:object_r:ceph_var_run_t,s0) diff --git a/selinux/ceph.if b/selinux/ceph.if new file mode 100644 index 00000000..ed747a82 --- /dev/null +++ b/selinux/ceph.if @@ -0,0 +1,265 @@ + +## <summary>policy for ceph</summary> + +######################################## +## <summary> +## Execute ceph_exec_t in the ceph domain. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed to transition. +## </summary> +## </param> +# +interface(`ceph_domtrans',` + gen_require(` + type ceph_t, ceph_exec_t; + ') + + corecmd_search_bin($1) + domtrans_pattern($1, ceph_exec_t, ceph_t) +') + +###################################### +## <summary> +## Execute ceph in the caller domain. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_exec',` + gen_require(` + type ceph_exec_t; + ') + + corecmd_search_bin($1) + can_exec($1, ceph_exec_t) +') + +######################################## +## <summary> +## Execute ceph server in the ceph domain. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_initrc_domtrans',` + gen_require(` + type ceph_initrc_exec_t; + ') + + init_labeled_script_domtrans($1, ceph_initrc_exec_t) +') +######################################## +## <summary> +## Read ceph's log files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`ceph_read_log',` + gen_require(` + type ceph_log_t; + ') + + logging_search_logs($1) + read_files_pattern($1, ceph_log_t, ceph_log_t) +') + +######################################## +## <summary> +## Append to ceph log files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_append_log',` + gen_require(` + type ceph_log_t; + ') + + logging_search_logs($1) + append_files_pattern($1, ceph_log_t, ceph_log_t) +') + +######################################## +## <summary> +## Manage ceph log files +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_manage_log',` + gen_require(` + type ceph_log_t; + ') + + logging_search_logs($1) + manage_dirs_pattern($1, ceph_log_t, ceph_log_t) + manage_files_pattern($1, ceph_log_t, ceph_log_t) + manage_lnk_files_pattern($1, ceph_log_t, ceph_log_t) +') + +######################################## +## <summary> +## Search ceph lib directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_search_lib',` + gen_require(` + type ceph_var_lib_t; + ') + + allow $1 ceph_var_lib_t:dir search_dir_perms; + files_search_var_lib($1) +') + +######################################## +## <summary> +## Read ceph lib files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_read_lib_files',` + gen_require(` + type ceph_var_lib_t; + ') + + files_search_var_lib($1) + read_files_pattern($1, ceph_var_lib_t, ceph_var_lib_t) +') + +######################################## +## <summary> +## Manage ceph lib files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_manage_lib_files',` + gen_require(` + type ceph_var_lib_t; + ') + + files_search_var_lib($1) + manage_files_pattern($1, ceph_var_lib_t, ceph_var_lib_t) +') + +######################################## +## <summary> +## Manage ceph lib directories. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_manage_lib_dirs',` + gen_require(` + type ceph_var_lib_t; + ') + + files_search_var_lib($1) + manage_dirs_pattern($1, ceph_var_lib_t, ceph_var_lib_t) +') + +######################################## +## <summary> +## Read ceph PID files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`ceph_read_pid_files',` + gen_require(` + type ceph_var_run_t; + ') + + files_search_pids($1) + read_files_pattern($1, ceph_var_run_t, ceph_var_run_t) +') + + +######################################## +## <summary> +## All of the rules required to administrate +## an ceph environment +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +## <param name="role"> +## <summary> +## Role allowed access. +## </summary> +## </param> +## <rolecap/> +# +interface(`ceph_admin',` + gen_require(` + type ceph_t; + type ceph_initrc_exec_t; + type ceph_log_t; + type ceph_var_lib_t; + type ceph_var_run_t; + ') + + allow $1 ceph_t:process { signal_perms }; + ps_process_pattern($1, ceph_t) + + tunable_policy(`deny_ptrace',`',` + allow $1 ceph_t:process ptrace; + ') + + ceph_initrc_domtrans($1) + domain_system_change_exemption($1) + role_transition $2 ceph_initrc_exec_t system_r; + allow $2 system_r; + + logging_search_logs($1) + admin_pattern($1, ceph_log_t) + + files_search_var_lib($1) + admin_pattern($1, ceph_var_lib_t) + + files_search_pids($1) + admin_pattern($1, ceph_var_run_t) + optional_policy(` + systemd_passwd_agent_exec($1) + systemd_read_fifo_file_passwd_run($1) + ') +') diff --git a/selinux/ceph.te b/selinux/ceph.te new file mode 100644 index 00000000..6458c4c7 --- /dev/null +++ b/selinux/ceph.te @@ -0,0 +1,169 @@ +policy_module(ceph, 1.1.1) + +require { + type sysfs_t; + type configfs_t; + type commplex_main_port_t; + type http_cache_port_t; + type rpm_exec_t; + type rpm_var_lib_t; + type kernel_t; + type var_run_t; + type random_device_t; + type urandom_device_t; + type setfiles_t; + type nvme_device_t; + type targetd_etc_rw_t; + type httpd_config_t; + type proc_kcore_t; + type amqp_port_t; + type soundd_port_t; + class sock_file unlink; + class tcp_socket name_connect_t; + class lnk_file { create getattr read unlink }; + class dir { add_name create getattr open read remove_name rmdir search write }; + class file { create getattr open read rename unlink write ioctl }; + class blk_file { getattr ioctl open read write }; + class capability2 block_suspend; + class process2 { nnp_transition nosuid_transition }; +} + +######################################## +# +# Declarations +# + +type ceph_t; +type ceph_exec_t; +init_daemon_domain(ceph_t, ceph_exec_t) +ceph_exec(ceph_t) + +permissive ceph_t; + +type ceph_initrc_exec_t; +init_script_file(ceph_initrc_exec_t) + +type ceph_log_t; +logging_log_file(ceph_log_t) + +type ceph_var_lib_t; +files_type(ceph_var_lib_t) + +type ceph_var_run_t; +files_pid_file(ceph_var_run_t) + +######################################## +# +# ceph local policy +# + +allow ceph_t self:process { signal_perms }; +allow ceph_t self:fifo_file rw_fifo_file_perms; +allow ceph_t self:unix_stream_socket create_stream_socket_perms; +allow ceph_t self:capability { setuid setgid dac_override dac_read_search }; +allow ceph_t self:capability2 block_suspend; + +manage_dirs_pattern(ceph_t, ceph_log_t, ceph_log_t) +manage_files_pattern(ceph_t, ceph_log_t, ceph_log_t) +manage_lnk_files_pattern(ceph_t, ceph_log_t, ceph_log_t) + +manage_dirs_pattern(ceph_t, ceph_var_lib_t, ceph_var_lib_t) +manage_files_pattern(ceph_t, ceph_var_lib_t, ceph_var_lib_t) +manage_lnk_files_pattern(ceph_t, ceph_var_lib_t, ceph_var_lib_t) + +manage_dirs_pattern(ceph_t, ceph_var_run_t, ceph_var_run_t) +manage_files_pattern(ceph_t, ceph_var_run_t, ceph_var_run_t) +manage_lnk_files_pattern(ceph_t, ceph_var_run_t, ceph_var_run_t) + +kernel_read_system_state(ceph_t) +kernel_read_network_state(ceph_t) +allow ceph_t kernel_t:system module_request; + +corenet_all_recvfrom_unlabeled(ceph_t) +corenet_all_recvfrom_netlabel(ceph_t) +corenet_udp_sendrecv_generic_if(ceph_t) +corenet_udp_sendrecv_generic_node(ceph_t) +corenet_udp_bind_generic_node(ceph_t) +corenet_tcp_bind_generic_node(ceph_t) + +corenet_sendrecv_cyphesis_server_packets(ceph_t) +corenet_tcp_bind_cyphesis_port(ceph_t) +corenet_tcp_sendrecv_cyphesis_port(ceph_t) + +allow ceph_t commplex_main_port_t:tcp_socket name_connect; +allow ceph_t http_cache_port_t:tcp_socket name_connect; +allow ceph_t amqp_port_t:tcp_socket name_connect; +allow ceph_t soundd_port_t:tcp_socket name_connect; + +corecmd_exec_bin(ceph_t) +corecmd_exec_shell(ceph_t) + +allow ceph_t rpm_exec_t:file getattr; +allow ceph_t rpm_var_lib_t:dir { add_name write }; +allow ceph_t rpm_var_lib_t:file { create open }; + +dev_read_urand(ceph_t) + +domain_read_all_domains_state(ceph_t) + +fs_getattr_all_fs(ceph_t) + +auth_use_nsswitch(ceph_t) + +logging_send_syslog_msg(ceph_t) + +sysnet_dns_name_resolve(ceph_t) + +udev_read_db(ceph_t) + +allow ceph_t nvme_device_t:blk_file { getattr ioctl open read write }; + +# basis for future security review +allow ceph_t ceph_var_run_t:sock_file { create unlink write setattr }; +allow ceph_t self:capability { sys_rawio chown }; + +allow ceph_t self:tcp_socket { accept listen }; +corenet_tcp_connect_cyphesis_port(ceph_t) +corenet_tcp_connect_generic_port(ceph_t) +files_list_tmp(ceph_t) +files_manage_generic_tmp_files(ceph_t) +fstools_exec(ceph_t) +nis_use_ypbind_uncond(ceph_t) +storage_raw_rw_fixed_disk(ceph_t) +files_manage_generic_locks(ceph_t) +libs_exec_ldconfig(ceph_t) +fs_list_hugetlbfs(ceph_t) +fs_list_tmpfs(ceph_t) +fs_read_cgroup_files(ceph_t) +fs_read_tmpfs_symlinks(ceph_t) +fs_search_cgroup_dirs(ceph_t) +ceph_read_lib_files(init_t) + +allow ceph_t sysfs_t:dir read; +allow ceph_t sysfs_t:file { read getattr open }; +allow ceph_t sysfs_t:lnk_file { read getattr }; + +allow ceph_t configfs_t:dir { add_name create getattr open read remove_name rmdir search write }; +allow ceph_t configfs_t:file { getattr open read write ioctl }; +allow ceph_t configfs_t:lnk_file { create getattr read unlink }; + + +allow ceph_t random_device_t:chr_file getattr; +allow ceph_t urandom_device_t:chr_file getattr; +allow ceph_t self:process setpgid; +allow ceph_t self:process setsched; +allow ceph_t var_run_t:dir { write create add_name }; +allow ceph_t var_run_t:file { read write create open getattr }; +allow ceph_t init_var_run_t:file getattr; +allow init_t ceph_t:process2 { nnp_transition nosuid_transition }; + +allow ceph_t httpd_config_t:dir search; + +allow ceph_t proc_kcore_t:file getattr; + +allow ceph_t targetd_etc_rw_t:dir { getattr search }; + +fsadm_manage_pid(ceph_t) + +#============= setfiles_t ============== +allow setfiles_t ceph_var_lib_t:file write; |