selinux-policy/refpolicy/policy/modules/kernel/filesystem.te

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policy_module(filesystem,1.1.1)
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########################################
#
# Declarations
#
attribute filesystem_type;
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attribute noxattrfs;
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##############################
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#
# fs_t is the default type for persistent
# filesystems with extended attributes
#
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type fs_t;
fs_type(fs_t)
sid fs gen_context(system_u:object_r:fs_t,s0)
# Use xattrs for the following filesystem types.
# Requires that a security xattr handler exist for the filesystem.
fs_use_xattr ext2 gen_context(system_u:object_r:fs_t,s0);
fs_use_xattr ext3 gen_context(system_u:object_r:fs_t,s0);
fs_use_xattr gfs gen_context(system_u:object_r:fs_t,s0);
fs_use_xattr jfs gen_context(system_u:object_r:fs_t,s0);
fs_use_xattr reiserfs gen_context(system_u:object_r:fs_t,s0);
fs_use_xattr xfs gen_context(system_u:object_r:fs_t,s0);
# Use the allocating task SID to label inodes in the following filesystem
# types, and label the filesystem itself with the specified context.
# This is appropriate for pseudo filesystems that represent objects
# like pipes and sockets, so that these objects are labeled with the same
# type as the creating task.
fs_use_task pipefs gen_context(system_u:object_r:fs_t,s0);
fs_use_task sockfs gen_context(system_u:object_r:fs_t,s0);
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##############################
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#
# Non-persistent/pseudo filesystems
#
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type bdev_t;
fs_type(bdev_t)
genfscon bdev / gen_context(system_u:object_r:bdev_t,s0)
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type binfmt_misc_fs_t;
fs_type(binfmt_misc_fs_t)
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files_mountpoint(binfmt_misc_fs_t)
genfscon binfmt_misc / gen_context(system_u:object_r:binfmt_misc_fs_t,s0)
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type capifs_t;
fs_type(capifs_t)
genfscon capifs / gen_context(system_u:object_r:capifs_t,s0)
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type configfs_t;
fs_type(configfs_t)
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genfscon configfs / gen_context(system_u:object_r:configfs_t,s0)
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type eventpollfs_t;
fs_type(eventpollfs_t)
genfscon eventpollfs / gen_context(system_u:object_r:eventpollfs_t,s0)
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type futexfs_t;
fs_type(futexfs_t)
genfscon futexfs / gen_context(system_u:object_r:futexfs_t,s0)
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type hugetlbfs_t;
fs_type(hugetlbfs_t)
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files_mountpoint(hugetlbfs_t)
genfscon hugetlbfs / gen_context(system_u:object_r:hugetlbfs_t,s0)
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type inotifyfs_t;
fs_type(inotifyfs_t)
genfscon inotifyfs / gen_context(system_u:object_r:inotifyfs_t,s0)
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type nfsd_fs_t;
fs_type(nfsd_fs_t)
genfscon nfsd / gen_context(system_u:object_r:nfsd_fs_t,s0)
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type ramfs_t;
fs_type(ramfs_t)
genfscon ramfs / gen_context(system_u:object_r:ramfs_t,s0)
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type romfs_t;
fs_type(romfs_t)
genfscon romfs / gen_context(system_u:object_r:romfs_t,s0)
genfscon cramfs / gen_context(system_u:object_r:romfs_t,s0)
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type rpc_pipefs_t;
fs_type(rpc_pipefs_t)
genfscon rpc_pipefs / gen_context(system_u:object_r:rpc_pipefs_t,s0)
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#
# tmpfs_t is the type for tmpfs filesystems
#
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type tmpfs_t;
fs_type(tmpfs_t)
files_type(tmpfs_t)
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files_mountpoint(tmpfs_t)
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# Use a transition SID based on the allocating task SID and the
# filesystem SID to label inodes in the following filesystem types,
# and label the filesystem itself with the specified context.
# This is appropriate for pseudo filesystems like devpts and tmpfs
# where we want to label objects with a derived type.
fs_use_trans mqueue gen_context(system_u:object_r:tmpfs_t,s0);
fs_use_trans shm gen_context(system_u:object_r:tmpfs_t,s0);
fs_use_trans tmpfs gen_context(system_u:object_r:tmpfs_t,s0);
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allow tmpfs_t noxattrfs:filesystem associate;
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##############################
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#
# Filesystems without extended attribute support
#
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type autofs_t, noxattrfs;
fs_type(autofs_t)
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files_mountpoint(autofs_t)
genfscon autofs / gen_context(system_u:object_r:autofs_t,s0)
genfscon automount / gen_context(system_u:object_r:autofs_t,s0)
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#
# cifs_t is the type for filesystems and their
# files shared from Windows servers
#
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type cifs_t alias sambafs_t, noxattrfs;
fs_type(cifs_t)
genfscon cifs / gen_context(system_u:object_r:cifs_t,s0)
genfscon smbfs / gen_context(system_u:object_r:cifs_t,s0)
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#
# dosfs_t is the type for fat and vfat
# filesystems and their files.
#
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type dosfs_t, noxattrfs;
fs_type(dosfs_t)
genfscon fat / gen_context(system_u:object_r:dosfs_t,s0)
genfscon msdos / gen_context(system_u:object_r:dosfs_t,s0)
genfscon ntfs / gen_context(system_u:object_r:dosfs_t,s0)
genfscon vfat / gen_context(system_u:object_r:dosfs_t,s0)
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#
# iso9660_t is the type for CD filesystems
# and their files.
#
type iso9660_t, filesystem_type, noxattrfs;
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fs_type(iso9660_t)
genfscon iso9660 / gen_context(system_u:object_r:iso9660_t,s0)
genfscon udf / gen_context(system_u:object_r:iso9660_t,s0)
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#
# removable_t is the default type of all removable media
#
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type removable_t, noxattrfs;
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allow removable_t noxattrfs:filesystem associate;
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fs_type(removable_t)
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files_config_file(removable_t)
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#
# nfs_t is the default type for NFS file systems
# and their files.
#
type nfs_t, filesystem_type, noxattrfs;
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fs_type(nfs_t)
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files_mountpoint(nfs_t)
genfscon nfs / gen_context(system_u:object_r:nfs_t,s0)
genfscon nfs4 / gen_context(system_u:object_r:nfs_t,s0)
genfscon afs / gen_context(system_u:object_r:nfs_t,s0)