selinux-policy/refpolicy/policy/modules/kernel/corecommands.if

917 lines
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Plaintext

## <summary>
## Core policy for shells, and generic programs
## in /bin, /sbin, /usr/bin, and /usr/sbin.
## </summary>
## <required val="true">
## Contains the base bin and sbin directory types
## which need to be searched for the kernel to
## run init.
## </required>
########################################
## <summary>
## Make the specified type usable for files
## that are exectuables, such as binary programs.
## This does not include shared libraries.
## </summary>
## <param name="type">
## <summary>
## Type to be used for files.
## </summary>
## </param>
#
interface(`corecmd_executable_file',`
gen_require(`
attribute exec_type;
')
typeattribute $1 exec_type;
files_type($1)
')
########################################
## <summary>
## Create a aliased type to generic bin files.
## </summary>
## <desc>
## <p>
## Create a aliased type to generic bin files.
## </p>
## <p>
## This is added to support targeted policy. Its
## use should be limited. It has no effect
## on the strict policy.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Alias type for bin_t.
## </summary>
## </param>
interface(`corecmd_bin_alias',`
ifdef(`targeted_policy',`
gen_require(`
type bin_t;
')
typealias bin_t alias $1;
',`
errprint(`Warning: $0($1) has no effect in strict policy.'__endline__)
')
')
########################################
## <summary>
## Make general progams in bin an entrypoint for
## the specified domain.
## </summary>
## <param name="domain">
## <summary>
## The domain for which bin_t is an entrypoint.
## </summary>
## </param>
interface(`corecmd_bin_entry_type',`
gen_require(`
type bin_t;
')
domain_entry_file($1,bin_t)
')
########################################
## <summary>
## Make general progams in sbin an entrypoint for
## the specified domain.
## </summary>
## <param name="domain">
## <summary>
## The domain for which sbin programs are an entrypoint.
## </summary>
## </param>
interface(`corecmd_sbin_entry_type',`
gen_require(`
type sbin_t;
')
domain_entry_file($1,sbin_t)
')
########################################
## <summary>
## Make the shell an entrypoint for the specified domain.
## </summary>
## <param name="domain">
## <summary>
## The domain for which the shell is an entrypoint.
## </summary>
## </param>
interface(`corecmd_shell_entry_type',`
gen_require(`
type shell_exec_t;
')
domain_entry_file($1,shell_exec_t)
')
########################################
#
# corecmd_search_bin(domain)
#
interface(`corecmd_search_bin',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
')
########################################
#
# corecmd_list_bin(domain)
#
interface(`corecmd_list_bin',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir r_dir_perms;
')
########################################
## <summary>
## Get the attributes of files in bin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_getattr_bin_files',`
gen_require(`
type bin_t;
')
allow $1 bin_t:file getattr;
')
########################################
## <summary>
## Read files in bin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_bin_files',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
allow $1 bin_t:file r_file_perms;
')
########################################
## <summary>
## Read symbolic links in bin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_bin_symlinks',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
allow $1 bin_t:lnk_file r_file_perms;
')
########################################
## <summary>
## Read pipes in bin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_bin_pipes',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
allow $1 bin_t:fifo_file r_file_perms;
')
########################################
## <summary>
## Read named sockets in bin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_bin_sockets',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
allow $1 bin_t:sock_file r_file_perms;
')
########################################
#
# corecmd_exec_bin(domain)
#
interface(`corecmd_exec_bin',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir r_dir_perms;
allow $1 bin_t:lnk_file r_file_perms;
can_exec($1,bin_t)
')
########################################
## <summary>
## Create, read, write, and delete bin files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_manage_bin_files',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir rw_dir_perms;
allow $1 bin_t:file manage_file_perms;
')
########################################
## <summary>
## Relabel to and from the bin type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_relabel_bin_files',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search_dir_perms;
allow $1 bin_t:file { relabelfrom relabelto };
')
########################################
## <summary>
## Mmap a bin file as executable.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_mmap_bin_files',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search_dir_perms;
allow $1 bin_t:file { getattr read execute };
')
########################################
## <summary>
## Execute a file in a bin directory
## in the specified domain but do not
## do it automatically. This is an explicit
## transition, requiring the caller to use setexeccon().
## </summary>
## <desc>
## <p>
## Execute a file in a bin directory
## in the specified domain. This allows
## the specified domain to execute any file
## on these filesystems in the specified
## domain. This is not suggested.
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## <p>
## This interface was added to handle
## the userhelper policy.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the new process.
## </summary>
## </param>
#
interface(`corecmd_bin_spec_domtrans',`
gen_require(`
type bin_t;
')
allow $1 bin_t:dir search;
allow $1 bin_t:lnk_file { getattr read };
domain_trans($1,bin_t,$2)
')
########################################
## <summary>
## Execute a file in a bin directory
## in the specified domain.
## </summary>
## <desc>
## <p>
## Execute a file in a bin directory
## in the specified domain. This allows
## the specified domain to execute any file
## on these filesystems in the specified
## domain. This is not suggested.
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## <p>
## This interface was added to handle
## the ssh-agent policy.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the new process.
## </summary>
## </param>
#
interface(`corecmd_bin_domtrans',`
gen_require(`
type bin_t;
')
corecmd_bin_spec_domtrans($1,$2)
type_transition $1 bin_t:process $2;
')
########################################
#
# corecmd_search_sbin(domain)
#
interface(`corecmd_search_sbin',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search_dir_perms;
')
########################################
## <summary>
## Do not audit attempts to search
## sbin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`corecmd_dontaudit_search_sbin',`
gen_require(`
type sbin_t;
')
dontaudit $1 sbin_t:dir search_dir_perms;
')
########################################
#
# corecmd_list_sbin(domain)
#
interface(`corecmd_list_sbin',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir r_dir_perms;
')
########################################
#
# corecmd_getattr_sbin_files(domain)
#
interface(`corecmd_getattr_sbin_files',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:file getattr;
')
########################################
#
# corecmd_dontaudit_getattr_sbin_files(domain)
#
interface(`corecmd_dontaudit_getattr_sbin_files',`
gen_require(`
type sbin_t;
')
dontaudit $1 sbin_t:file getattr;
')
########################################
## <summary>
## Read files in sbin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_sbin_files',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:file r_file_perms;
')
########################################
## <summary>
## Read symbolic links in sbin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_sbin_symlinks',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:lnk_file r_file_perms;
')
########################################
## <summary>
## Read named pipes in sbin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_sbin_pipes',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:fifo_file r_file_perms;
')
########################################
## <summary>
## Read named sockets in sbin directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_read_sbin_sockets',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:sock_file r_file_perms;
')
########################################
#
# corecmd_exec_sbin(domain)
#
interface(`corecmd_exec_sbin',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir r_dir_perms;
allow $1 sbin_t:lnk_file r_file_perms;
can_exec($1,sbin_t)
')
########################################
## <summary>
## Create, read, write, and delete sbin files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
# cjp: added for prelink
interface(`corecmd_manage_sbin_files',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir rw_dir_perms;
allow $1 sbin_t:file manage_file_perms;
')
########################################
## <summary>
## Relabel to and from the sbin type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
# cjp: added for prelink
interface(`corecmd_relabel_sbin_files',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search_dir_perms;
allow $1 sbin_t:file { relabelfrom relabelto };
')
########################################
## <summary>
## Mmap a sbin file as executable.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
# cjp: added for prelink
interface(`corecmd_mmap_sbin_files',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search_dir_perms;
allow $1 sbin_t:file { getattr read execute };
')
########################################
## <summary>
## Execute a file in a sbin directory
## in the specified domain.
## </summary>
## <desc>
## <p>
## Execute a file in a sbin directory
## in the specified domain. This allows
## the specified domain to execute any file
## on these filesystems in the specified
## domain. This is not suggested.
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## <p>
## This interface was added to handle
## the ssh-agent policy.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the new process.
## </summary>
## </param>
#
interface(`corecmd_sbin_domtrans',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:lnk_file { getattr read };
domain_auto_trans($1,sbin_t,$2)
')
########################################
## <summary>
## Execute a file in a sbin directory
## in the specified domain but do not
## do it automatically. This is an explicit
## transition, requiring the caller to use setexeccon().
## </summary>
## <desc>
## <p>
## Execute a file in a sbin directory
## in the specified domain. This allows
## the specified domain to execute any file
## on these filesystems in the specified
## domain. This is not suggested.
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## <p>
## This interface was added to handle
## the userhelper policy.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the new process.
## </summary>
## </param>
#
interface(`corecmd_sbin_spec_domtrans',`
gen_require(`
type sbin_t;
')
allow $1 sbin_t:dir search;
allow $1 sbin_t:lnk_file { getattr read };
domain_trans($1,sbin_t,$2)
')
########################################
## <summary>
## Check if a shell is executable (DAC-wise).
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_check_exec_shell',`
gen_require(`
type bin_t, shell_exec_t;
')
allow $1 bin_t:dir r_dir_perms;
allow $1 bin_t:lnk_file r_file_perms;
allow $1 shell_exec_t:file execute;
')
########################################
#
# corecmd_exec_shell(domain)
#
interface(`corecmd_exec_shell',`
gen_require(`
type bin_t, shell_exec_t;
')
allow $1 bin_t:dir r_dir_perms;
allow $1 bin_t:lnk_file r_file_perms;
can_exec($1,shell_exec_t)
')
########################################
#
# corecmd_exec_ls(domain)
#
interface(`corecmd_exec_ls',`
gen_require(`
type bin_t, ls_exec_t;
')
allow $1 bin_t:dir r_dir_perms;
allow $1 bin_t:lnk_file r_file_perms;
can_exec($1,ls_exec_t)
')
########################################
## <summary>
## Execute a shell in the target domain. This
## is an explicit transition, requiring the
## caller to use setexeccon().
## </summary>
## <desc>
## <p>
## Execute a shell in the target domain. This
## is an explicit transition, requiring the
## caller to use setexeccon().
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the shell process.
## </summary>
## </param>
#
interface(`corecmd_shell_spec_domtrans',`
gen_require(`
type bin_t, shell_exec_t;
')
allow $1 bin_t:dir r_dir_perms;
allow $1 bin_t:lnk_file r_file_perms;
domain_trans($1,shell_exec_t,$2)
')
########################################
## <summary>
## Execute a shell in the specified domain.
## </summary>
## <desc>
## <p>
## Execute a shell in the specified domain.
## </p>
## <p>
## No interprocess communication (signals, pipes,
## etc.) is provided by this interface since
## the domains are not owned by this module.
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
## <param name="target_domain">
## <summary>
## The type of the shell process.
## </summary>
## </param>
#
interface(`corecmd_shell_domtrans',`
gen_require(`
type shell_exec_t;
')
corecmd_shell_spec_domtrans($1,$2)
type_transition $1 shell_exec_t:process $2;
')
########################################
#
# corecmd_exec_chroot(domain)
#
interface(`corecmd_exec_chroot',`
gen_require(`
type chroot_exec_t;
')
can_exec($1,chroot_exec_t)
allow $1 self:capability sys_chroot;
')
########################################
## <summary>
## Execute all executable files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_exec_all_executables',`
gen_require(`
attribute exec_type;
type bin_t, sbin_t;
')
can_exec($1,exec_type)
allow $1 { bin_t sbin_t }:dir list_dir_perms;
allow $1 { bin_t sbin_t }:lnk_file read_file_perms;
')
########################################
## <summary>
## Create, read, write, and all executable files.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_manage_all_executables',`
gen_require(`
attribute exec_type;
type bin_t, sbin_t;
')
allow $1 exec_type:file manage_file_perms;
allow $1 { bin_t sbin_t }:dir rw_dir_perms;
')
########################################
## <summary>
## Relabel to and from the bin type.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_relabel_all_executables',`
gen_require(`
attribute exec_type;
')
allow $1 exec_type:file { relabelfrom relabelto };
')
########################################
## <summary>
## Mmap all executables as executable.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`corecmd_mmap_all_executables',`
gen_require(`
attribute exec_type;
')
allow $1 exec_type:file { getattr read execute };
')