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add ipsec

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This commit is contained in:
Chris PeBenito 2005-07-14 18:15:47 +00:00
parent 8125c93a07
commit 11633bbaa8
9 changed files with 436 additions and 44 deletions
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1
refpolicy/Changelog
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@ -3,6 +3,7 @@
module page when it is selected in the interface/template index.
* Added support for layer summaries.
* Added policies:
ipsec
nscd
20050707 (7 Jul 2005)

92
refpolicy/policy/modules/kernel/bootloader.if
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@ -1,9 +1,9 @@
## <summary>Policy for the kernel modules, kernel image, and bootloader.</summary>
########################################
## <desc>
## <summary>
## Execute bootloader in the bootloader domain.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -25,10 +25,10 @@ interface(`bootloader_domtrans',`
')
########################################
## <desc>
## <summary>
## Execute bootloader interactively and do
## a domain transition to the bootloader domain.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -52,9 +52,9 @@ interface(`bootloader_run',`
')
########################################
## <desc>
## <summary>
## Search the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -69,9 +69,9 @@ interface(`bootloader_search_boot',`
')
########################################
## <desc>
## <summary>
## Do not audit attempts to search the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -86,10 +86,10 @@ interface(`bootloader_dontaudit_search_boot',`
')
########################################
## <desc>
## <summary>
## Read and write symbolic links
## in the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -106,9 +106,9 @@ interface(`bootloader_rw_boot_symlinks',`
')
########################################
## <desc>
## <summary>
## Install a kernel into the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -127,9 +127,9 @@ interface(`bootloader_create_kernel',`
')
########################################
## <desc>
## <summary>
## Install a system.map into the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -146,9 +146,9 @@ interface(`bootloader_create_kernel_symbol_table',`
')
########################################
## <desc>
## <summary>
## Read system.map in the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -165,9 +165,9 @@ interface(`bootloader_read_kernel_symbol_table',`
')
########################################
## <desc>
## <summary>
## Delete a kernel from /boot.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -184,9 +184,9 @@ interface(`bootloader_delete_kernel',`
')
########################################
## <desc>
## <summary>
## Delete a system.map in the /boot directory.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -203,9 +203,9 @@ interface(`bootloader_delete_kernel_symbol_table',`
')
########################################
## <desc>
## <summary>
## Read the bootloader configuration file.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -220,10 +220,10 @@ interface(`bootloader_read_config',`
')
########################################
## <desc>
## <summary>
## Read and write the bootloader
## configuration file.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -238,10 +238,10 @@ interface(`bootloader_rw_config',`
')
########################################
## <desc>
## <summary>
## Read and write the bootloader
## temporary data in /tmp.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -257,10 +257,10 @@ interface(`bootloader_rw_tmp_file',`
')
########################################
## <desc>
## <summary>
## Read and write the bootloader
## temporary data in /tmp.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -278,9 +278,9 @@ interface(`bootloader_create_runtime_file',`
')
########################################
## <desc>
## <summary>
## List the contents of the kernel module directories.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -295,9 +295,28 @@ interface(`bootloader_list_kernel_modules',`
')
########################################
## <desc>
## <summary>
## Get the attributes of kernel module files.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`bootloader_getattr_kernel_modules',`
gen_require(`
type modules_object_t;
class dir search;
class file getattr;
')
allow $1 modules_object_t:dir search;
allow $1 modules_object_t:dir getattr;
')
########################################
## <summary>
## Read kernel module files.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -316,9 +335,9 @@ interface(`bootloader_read_kernel_modules',`
')
########################################
## <desc>
## <summary>
## Write kernel module files.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -338,10 +357,10 @@ interface(`bootloader_write_kernel_modules',`
')
########################################
## <desc>
## <summary>
## Create, read, write, and delete
## kernel module files.
## </desc>
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
@ -379,4 +398,3 @@ interface(`bootloader_create_modules',`
type_transition $1 modules_object_t:$3 $2;
')
')

10
refpolicy/policy/modules/services/nscd.fc
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@ -1,9 +1,9 @@
/usr/sbin/nscd -- system_u:object_r:nscd_exec_t
/usr/sbin/nscd -- context_template(system_u:object_r:nscd_exec_t,s0)
/var/db/nscd(/.*)? system_u:object_r:nscd_var_run_t
/var/db/nscd(/.*)? context_template(system_u:object_r:nscd_var_run_t,s0)
/var/run/nscd\.pid -- system_u:object_r:nscd_var_run_t
/var/run/\.nscd_socket -s system_u:object_r:nscd_var_run_t
/var/run/nscd\.pid -- context_template(system_u:object_r:nscd_var_run_t,s0)
/var/run/\.nscd_socket -s context_template(system_u:object_r:nscd_var_run_t,s0)
/var/run/nscd(/.*)? system_u:object_r:nscd_var_run_t
/var/run/nscd(/.*)? context_template(system_u:object_r:nscd_var_run_t,s0)

4
refpolicy/policy/modules/system/corecommands.fc
View File

@ -64,6 +64,8 @@ ifdef(`distro_gentoo', `
/usr/lib(64)?/emacsen-common/.* context_template(system_u:object_r:bin_t,s0)
/usr/lib(64)?/ipsec/.* -- context_template(system_u:object_r:sbin_t,s0)
/usr/lib(64)?/misc/sftp-server -- context_template(system_u:object_r:bin_t,s0)
ifdef(`distro_suse', `
@ -78,6 +80,8 @@ ifdef(`distro_suse', `
/usr/libexec(/.*)? context_template(system_u:object_r:bin_t,s0)
/usr/libexec/openssh/sftp-server -- context_template(system_u:object_r:bin_t,s0)
/usr/local/lib(64)?/ipsec/.* -- context_template(system_u:object_r:sbin_t,s0)
/usr/sbin/sesh -- context_template(system_u:object_r:shell_exec_t,s0)
/usr/share/gnucash/finance-quote-check -- context_template(system_u:object_r:bin_t,s0)

2
refpolicy/policy/modules/system/files.fc
View File

@ -33,6 +33,8 @@
/etc/init\.d/functions -- context_template(system_u:object_r:etc_t,s0)
/etc/ipsec\.d/examples(/.*)? context_template(system_u:object_r:etc_t,s0)
/etc/network/ifstate -- context_template(system_u:object_r:etc_runtime_t,s0)
/etc/ptal/ptal-printd-like -- context_template(system_u:object_r:etc_runtime_t,s0)

36
refpolicy/policy/modules/system/files.if
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@ -415,6 +415,24 @@ interface(`files_unmount_rootfs',`
allow $1 root_t:filesystem unmount;
')
########################################
## <summary>
## Do not audit attempts to get the attributes of
## directories with the default file type.
## </summary>
## <param name="domain">
## Domain to not audit.
## </param>
#
interface(`files_dontaudit_getattr_default_dir',`
gen_require(`
type default_t;
class dir getattr;
')
dontaudit $1 default_t:dir getattr;
')
########################################
## <summary>
## List contents of directories with the default file type.
@ -449,6 +467,24 @@ interface(`files_mounton_default',`
allow $1 default_t:dir { getattr search mounton };
')
########################################
## <summary>
## Do not audit attempts to get the attributes of
## files with the default file type.
## </summary>
## <param name="domain">
## Domain to not audit.
## </param>
#
interface(`files_dontaudit_getattr_default_files',`
gen_require(`
type default_t;
class files getattr;
')
dontaudit $1 default_t:file getattr;
')
########################################
## <summary>
## Read files with the default file type.

32
refpolicy/policy/modules/system/ipsec.fc Normal file
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@ -0,0 +1,32 @@
/etc/ipsec\.secrets -- context_template(system_u:object_r:ipsec_key_file_t,s0)
/etc/ipsec\.conf -- context_template(system_u:object_r:ipsec_conf_file_t,s0)
/etc/racoon/psk\.txt -- context_template(system_u:object_r:ipsec_key_file_t,s0)
/etc/racoon(/.*)? context_template(system_u:object_r:ipsec_conf_file_t,s0)
/etc/racoon/certs(/.*)? context_template(system_u:object_r:ipsec_key_file_t,s0)
/etc/ipsec\.d(/.*)? context_template(system_u:object_r:ipsec_key_file_t,s0)
/sbin/setkey -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/lib(64)?/ipsec/_plutoload -- context_template(system_u:object_r:ipsec_mgmt_exec_t,s0)
/usr/lib(64)?/ipsec/_plutorun -- context_template(system_u:object_r:ipsec_mgmt_exec_t,s0)
/usr/lib(64)?/ipsec/eroute -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/lib(64)?/ipsec/klipsdebug -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/lib(64)?/ipsec/pluto -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/lib(64)?/ipsec/spi -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/libexec/ipsec/eroute -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/libexec/ipsec/klipsdebug -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/libexec/ipsec/pluto -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/libexec/ipsec/spi -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/local/lib(64)?/ipsec/eroute -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/local/lib(64)?/ipsec/klipsdebug -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/local/lib(64)?/ipsec/pluto -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/local/lib(64)?/ipsec/spi -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/sbin/racoon -- context_template(system_u:object_r:ipsec_exec_t,s0)
/usr/sbin/setkey -- context_template(system_u:object_r:ipsec_exec_t,s0)
/var/run/pluto(/.*)? context_template(system_u:object_r:ipsec_var_run_t,s0)

25
refpolicy/policy/modules/system/ipsec.if Normal file
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@ -0,0 +1,25 @@
## <summary>TCP/IP encryption</summary>
########################################
## <summary>
## Execute ipsec in the ipsec domain.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`ipsec_domtrans',`
gen_require(`
type ipsec_t, ipsec_exec_t;
class process sigchld;
class fd use;
class fifo_file rw_file_perms;
')
domain_auto_trans($1,ipsec_exec_t,ipsec_t)
allow $1 ipsec_t:fd use;
allow ipsec_t $1:fd use;
allow ipsec_t $1:fifo_file rw_file_perms;
allow ipsec_t $1:process sigchld;
')

274
refpolicy/policy/modules/system/ipsec.te Normal file
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@ -0,0 +1,274 @@
policy_module(ipsec,1.0)
########################################
#
# Declarations
#
type ipsec_t;
type ipsec_exec_t;
init_daemon_domain(ipsec_t,ipsec_exec_t)
role system_r types ipsec_t;
# type for ipsec configuration file(s) - not for keys
type ipsec_conf_file_t;
# type for file(s) containing ipsec keys - RSA or preshared
type ipsec_key_file_t;
# type for runtime files, including pluto.ctl
type ipsec_var_run_t;
files_pid_file(ipsec_var_run_t)
type ipsec_mgmt_t; #, privlog, admin, privmodule, nscd_client_domain;
type ipsec_mgmt_exec_t;
init_system_domain(ipsec_mgmt_t,ipsec_mgmt_exec_t)
role system_r types ipsec_mgmt_t;
type ipsec_mgmt_var_run_t;
files_pid_file(ipsec_mgmt_var_run_t)
########################################
#
# ipsec Local policy
#
allow ipsec_t self:capability { net_admin dac_override dac_read_search };
dontaudit ipsec_t self:capability sys_tty_config;
allow ipsec_t self:process signal;
allow ipsec_t self:key_socket { create write read setopt };
allow ipsec_t self:fifo_file { read getattr };
allow ipsec_t ipsec_conf_file_t:dir r_dir_perms;
allow ipsec_t ipsec_conf_file_t:file r_file_perms;
allow ipsec_t ipsec_conf_file_t:lnk_file r_file_perms;
allow ipsec_t ipsec_key_file_t:dir r_dir_perms;
allow ipsec_t ipsec_key_file_t:file r_file_perms;
allow ipsec_t ipsec_key_file_t:lnk_file r_file_perms;
allow ipsec_t ipsec_var_run_t:file create_file_perms;
allow ipsec_t ipsec_var_run_t:sock_file create_file_perms;
files_create_pid(ipsec_t,ipsec_var_run_t,{ file sock_file })
can_exec(ipsec_t, ipsec_mgmt_exec_t)
# pluto runs an updown script (by calling popen()!); as this is by default
# a shell script, we need to find a way to make things work without
# letting all sorts of stuff possibly be run...
# so try flipping back into the ipsec_mgmt_t domain
corecmd_shell_domtrans(ipsec_t,ipsec_mgmt_t)
allow ipsec_t ipsec_mgmt_t:fd use;
allow ipsec_mgmt_t ipsec_t:fd use;
allow ipsec_mgmt_t ipsec_t:fifo_file rw_file_perms;
allow ipsec_mgmt_t ipsec_t:process sigchld;
kernel_read_kernel_sysctl(ipsec_t)
kernel_list_proc(ipsec_t)
kernel_read_proc_symlinks(ipsec_t)
# allow pluto to access /proc/net/ipsec_eroute;
kernel_read_system_state(ipsec_t)
kernel_read_network_state(ipsec_t)
kernel_read_software_raid_state(ipsec_t)
kernel_getattr_core(ipsec_t)
kernel_getattr_message_if(ipsec_t)
corenet_udp_bind_reserved_port(ipsec_t)
dev_read_sysfs(ipsec_t)
dev_read_rand(ipsec_t)
dev_read_urand(ipsec_t)
fs_getattr_all_fs(ipsec_t)
fs_search_auto_mountpoints(ipsec_t)
term_use_console(ipsec_t)
corecmd_exec_shell(ipsec_t)
corecmd_exec_bin(ipsec_t)
domain_use_wide_inherit_fd(ipsec_t)
files_read_etc_files(ipsec_t)
init_use_fd(ipsec_t)
init_use_script_pty(ipsec_t)
libs_use_ld_so(ipsec_t)
libs_use_shared_libs(ipsec_t)
logging_send_syslog_msg(ipsec_t)
miscfiles_read_localization(ipsec_t)
userdom_dontaudit_use_unpriv_user_fd(ipsec_t)
userdom_dontaudit_search_sysadm_home_dir(ipsec_t)
ifdef(`targeted_policy', `
term_dontaudit_use_unallocated_tty(ipsec_t)
term_dontaudit_use_generic_pty(ipsec_t)
files_dontaudit_read_root_file(ipsec_t)
')
optional_policy(`nis.te',`
nis_use_ypbind(ipsec_t)
')
optional_policy(`rhgb.te',`
rhgb_domain(ipsec_t)
')
optional_policy(`selinuxutils.te',`
seutil_sigchld_newrole(ipsec_t)
')
optional_policy(`udev.te', `
udev_read_db(ipsec_t)
')
ifdef(`TODO',`
allow ipsec_t etc_t:lnk_file read;
allow ipsec_t initrc_t:fifo_file write;
dontaudit ipsec_t ttyfile:chr_file { read write };
# Pluto needs network access
can_network_server(ipsec_t)
') dnl end TODO
########################################
#
# ipsec_mgmt Local policy
#
allow ipsec_mgmt_t self:capability { net_admin sys_tty_config dac_override dac_read_search };
allow ipsec_mgmt_t self:process { signal setrlimit };
allow ipsec_mgmt_t self:unix_stream_socket create_stream_socket_perms;
allow ipsec_mgmt_t self:tcp_socket create_socket_perms;
allow ipsec_mgmt_t self:udp_socket create_socket_perms;
allow ipsec_mgmt_t self:key_socket { create setopt };
allow ipsec_mgmt_t self:fifo_file rw_file_perms;
allow ipsec_mgmt_t ipsec_mgmt_var_run_t:file create_file_perms;
files_create_pid(ipsec_mgmt_t,ipsec_mgmt_var_run_t)
allow ipsec_mgmt_t ipsec_var_run_t:dir rw_dir_perms;
allow ipsec_mgmt_t ipsec_var_run_t:file create_file_perms;
allow ipsec_mgmt_t ipsec_var_run_t:lnk_file create_lnk_perms;
allow ipsec_mgmt_t ipsec_var_run_t:sock_file create_file_perms;
files_create_pid(ipsec_mgmt_t,ipsec_var_run_t,sock_file)
# _realsetup needs to be able to cat /var/run/pluto.pid,
# run ps on that pid, and delete the file
allow ipsec_mgmt_t ipsec_t:{ file lnk_file } r_file_perms;
# logger, running in ipsec_mgmt_t needs to use sockets
allow ipsec_mgmt_t self:unix_dgram_socket { create connect write };
allow ipsec_mgmt_t ipsec_t:unix_dgram_socket { create connect write };
allow ipsec_mgmt_t ipsec_conf_file_t:file { getattr read ioctl };
allow ipsec_mgmt_t ipsec_key_file_t:dir rw_dir_perms;
allow ipsec_mgmt_t ipsec_key_file_t:lnk_file create_lnk_perms;
# cjp: combo of file_type_auto_trans and rw_dir_create_file
allow ipsec_mgmt_t ipsec_key_file_t:file create_file_perms;
files_create_etc_config(ipsec_mgmt_t,ipsec_key_file_t)
# whack needs to connect to pluto
allow ipsec_mgmt_t ipsec_var_run_t:sock_file { read write };
allow ipsec_mgmt_t ipsec_t:unix_stream_socket { connectto read write };
can_exec(ipsec_mgmt_t, ipsec_exec_t)
can_exec(ipsec_mgmt_t, ipsec_mgmt_exec_t)
allow ipsec_mgmt_t ipsec_mgmt_exec_t:lnk_file read;
domain_auto_trans(ipsec_mgmt_t,ipsec_exec_t,ipsec_t)
allow ipsec_mgmt_t ipsec_t:fd use;
allow ipsec_t ipsec_mgmt_t:fd use;
allow ipsec_t ipsec_mgmt_t:fifo_file rw_file_perms;
allow ipsec_t ipsec_mgmt_t:process sigchld;
kernel_rw_net_sysctl(ipsec_mgmt_t)
# allow pluto to access /proc/net/ipsec_eroute;
kernel_read_system_state(ipsec_mgmt_t)
kernel_read_network_state(ipsec_mgmt_t)
kernel_read_software_raid_state(ipsec_mgmt_t)
kernel_read_kernel_sysctl(ipsec_mgmt_t)
kernel_getattr_core(ipsec_mgmt_t)
kernel_getattr_message_if(ipsec_mgmt_t)
bootloader_read_kernel_symbol_table(ipsec_mgmt_t)
bootloader_getattr_kernel_modules(ipsec_mgmt_t)
dev_read_rand(ipsec_mgmt_t)
dev_read_urand(ipsec_mgmt_t)
fs_getattr_xattr_fs(ipsec_mgmt_t)
term_use_console(ipsec_mgmt_t)
# the default updown script wants to run route
corecmd_exec_sbin(ipsec_mgmt_t)
# the ipsec wrapper wants to run /usr/bin/logger (should we put
# it in its own domain?)
corecmd_exec_bin(ipsec_mgmt_t)
domain_use_wide_inherit_fd(ipsec_mgmt_t)
files_read_etc_files(ipsec_mgmt_t)
files_exec_etc_files(ipsec_mgmt_t)
files_read_etc_runtime_files(ipsec_mgmt_t)
files_dontaudit_getattr_default_dir(ipsec_mgmt_t)
files_dontaudit_getattr_default_files(ipsec_mgmt_t)
# Allow scripts to use /var/locl/subsys/ipsec
# cjp: need a lock type
files_manage_generic_locks(ipsec_mgmt_t)
init_use_script_pty(ipsec_mgmt_t)
init_exec_script(ipsec_mgmt_t)
init_use_fd(ipsec_mgmt_t)
libs_use_ld_so(ipsec_mgmt_t)
libs_use_shared_libs(ipsec_mgmt_t)
miscfiles_read_localization(ipsec_mgmt_t)
seutil_dontaudit_search_config(ipsec_mgmt_t)
sysnet_domtrans_ifconfig(ipsec_mgmt_t)
userdom_use_sysadm_terms(ipsec_mgmt_t)
optional_policy(`consoletype.te',`
consoletype_exec(ipsec_mgmt_t)
')
ifdef(`TODO',`
# denials when ps tries to search /proc. Do not audit these denials.
dontaudit ipsec_mgmt_t domain:dir r_dir_perms;
# suppress audit messages about unnecessary socket access
dontaudit ipsec_mgmt_t domain:key_socket { read write };
dontaudit ipsec_mgmt_t domain:udp_socket { read write };
# allow pluto to search the root directory (not sure why, but mostly harmless)
# Are these all really necessary?
dontaudit ipsec_mgmt_t tty_device_t:chr_file getattr;
# ideally it would not need this. It wants to write to /root/.rnd
file_type_auto_trans(ipsec_mgmt_t, sysadm_home_dir_t, sysadm_home_t, file)
allow ipsec_mgmt_t tmpfs_t:dir { getattr read };
allow ipsec_mgmt_t dev_fs:file_class_set getattr;
# allow system administrator to use the ipsec script to look
# at things (e.g., ipsec auto --status)
# probably should create an ipsec_admin role for this kind of thing
can_exec(sysadm_t, ipsec_mgmt_exec_t)
allow sysadm_t ipsec_t:unix_stream_socket connectto;
# for lsof
allow sysadm_t ipsec_t:key_socket getattr;
rw_dir_create_file(initrc_t, ipsec_var_run_t)
allow initrc_t ipsec_conf_file_t:file { getattr read ioctl };
') dnl end TODO