9e70c8bf68
Update the file_contexts for the new location of the policy files, as well as update the policy for the management of these types. Change-Id: Idc475901ed437efb325807897e620904f4ff03e9
288 lines
No EOL
8.6 KiB
Text
288 lines
No EOL
8.6 KiB
Text
#####################################
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# domain_trans(olddomain, type, newdomain)
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# Allow a transition from olddomain to newdomain
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# upon executing a file labeled with type.
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# This only allows the transition; it does not
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# cause it to occur automatically - use domain_auto_trans
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# if that is what you want.
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#
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define(`domain_trans', `
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# Old domain may exec the file and transition to the new domain.
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allow $1 $2:file { getattr open read execute };
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allow $1 $3:process transition;
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# New domain is entered by executing the file.
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allow $3 $2:file { entrypoint read execute };
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# New domain can send SIGCHLD to its caller.
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allow $3 $1:process sigchld;
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# Enable AT_SECURE, i.e. libc secure mode.
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dontaudit $1 $3:process noatsecure;
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# XXX dontaudit candidate but requires further study.
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allow $1 $3:process { siginh rlimitinh };
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')
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#####################################
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# domain_auto_trans(olddomain, type, newdomain)
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# Automatically transition from olddomain to newdomain
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# upon executing a file labeled with type.
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#
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define(`domain_auto_trans', `
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# Allow the necessary permissions.
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domain_trans($1,$2,$3)
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# Make the transition occur by default.
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type_transition $1 $2:process $3;
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')
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#####################################
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# file_type_trans(domain, dir_type, file_type)
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# Allow domain to create a file labeled file_type in a
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# directory labeled dir_type.
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# This only allows the transition; it does not
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# cause it to occur automatically - use file_type_auto_trans
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# if that is what you want.
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#
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define(`file_type_trans', `
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# Allow the domain to add entries to the directory.
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allow $1 $2:dir ra_dir_perms;
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# Allow the domain to create the file.
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allow $1 $3:notdevfile_class_set create_file_perms;
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allow $1 $3:dir create_dir_perms;
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')
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#####################################
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# file_type_auto_trans(domain, dir_type, file_type)
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# Automatically label new files with file_type when
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# they are created by domain in directories labeled dir_type.
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#
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define(`file_type_auto_trans', `
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# Allow the necessary permissions.
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file_type_trans($1, $2, $3)
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# Make the transition occur by default.
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type_transition $1 $2:dir $3;
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type_transition $1 $2:notdevfile_class_set $3;
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')
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#####################################
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# r_dir_file(domain, type)
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# Allow the specified domain to read directories, files
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# and symbolic links of the specified type.
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define(`r_dir_file', `
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allow $1 $2:dir r_dir_perms;
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allow $1 $2:{ file lnk_file } r_file_perms;
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')
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#####################################
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# unconfined_domain(domain)
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# Allow the specified domain to do anything.
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#
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define(`unconfined_domain', `
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typeattribute $1 mlstrustedsubject;
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typeattribute $1 unconfineddomain;
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')
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#####################################
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# tmpfs_domain(domain)
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# Define and allow access to a unique type for
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# this domain when creating tmpfs / shmem / ashmem files.
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define(`tmpfs_domain', `
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type $1_tmpfs, file_type;
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type_transition $1 tmpfs:file $1_tmpfs;
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# Map with PROT_EXEC.
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allow $1 $1_tmpfs:file { read execute execmod };
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')
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#####################################
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# init_daemon_domain(domain)
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# Set up a transition from init to the daemon domain
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# upon executing its binary.
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define(`init_daemon_domain', `
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domain_auto_trans(init, $1_exec, $1)
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tmpfs_domain($1)
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')
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#####################################
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# app_domain(domain)
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# Allow a base set of permissions required for all apps.
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define(`app_domain', `
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typeattribute $1 appdomain;
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# Label ashmem objects with our own unique type.
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tmpfs_domain($1)
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')
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#####################################
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# platform_app_domain(domain)
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# Allow permissions specific to platform apps.
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define(`platform_app_domain', `
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typeattribute $1 platformappdomain;
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typeattribute $1 mlstrustedsubject;
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')
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#####################################
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# net_domain(domain)
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# Allow a base set of permissions required for network access.
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define(`net_domain', `
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typeattribute $1 netdomain;
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')
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#####################################
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# bluetooth_domain(domain)
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# Allow a base set of permissions required for bluetooth access.
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define(`bluetooth_domain', `
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typeattribute $1 bluetoothdomain;
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')
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#####################################
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# unix_socket_connect(clientdomain, socket, serverdomain)
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# Allow a local socket connection from clientdomain via
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# socket to serverdomain.
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define(`unix_socket_connect', `
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allow $1 $2_socket:sock_file write;
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allow $1 $3:unix_stream_socket connectto;
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')
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#####################################
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# unix_socket_send(clientdomain, socket, serverdomain)
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# Allow a local socket send from clientdomain via
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# socket to serverdomain.
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define(`unix_socket_send', `
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allow $1 $2_socket:sock_file write;
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allow $1 $3:unix_dgram_socket sendto;
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')
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#####################################
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# binder_use(domain)
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# Allow domain to use Binder IPC.
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define(`binder_use', `
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# Call the servicemanager and transfer references to it.
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allow $1 servicemanager:binder { call transfer };
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# Map /dev/ashmem with PROT_EXEC.
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allow $1 ashmem_device:chr_file execute;
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# rw access to /dev/binder and /dev/ashmem is presently granted to
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# all domains in domain.te.
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')
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#####################################
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# binder_call(clientdomain, serverdomain)
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# Allow clientdomain to perform binder IPC to serverdomain.
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define(`binder_call', `
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# Call the server domain and optionally transfer references to it.
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allow $1 $2:binder { call transfer };
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# Allow the serverdomain to transfer references to the client on the reply.
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allow $2 $1:binder transfer;
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# Receive and use open files from the server.
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allow $1 $2:fd use;
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')
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#####################################
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# binder_service(domain)
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# Mark a domain as being a Binder service domain.
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# Used to allow binder IPC to the various system services.
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define(`binder_service', `
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typeattribute $1 binderservicedomain;
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')
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#####################################
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# selinux_check_access(domain)
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# Allow domain to check SELinux permissions via selinuxfs.
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define(`selinux_check_access', `
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file rw_file_perms;
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allow $1 kernel:security compute_av;
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allow $1 self:netlink_selinux_socket *;
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')
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#####################################
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# selinux_check_context(domain)
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# Allow domain to check SELinux contexts via selinuxfs.
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define(`selinux_check_context', `
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file rw_file_perms;
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allow $1 kernel:security check_context;
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')
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#####################################
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# selinux_getenforce(domain)
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# Allow domain to check whether SELinux is enforcing.
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define(`selinux_getenforce', `
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file r_file_perms;
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')
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#####################################
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# selinux_setenforce(domain)
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# Allow domain to set SELinux to enforcing.
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define(`selinux_setenforce', `
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file rw_file_perms;
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allow $1 kernel:security setenforce;
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')
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#####################################
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# selinux_setbool(domain)
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# Allow domain to set SELinux booleans.
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define(`selinux_setbool', `
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file rw_file_perms;
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allow $1 kernel:security setbool;
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')
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#####################################
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# security_access_policy(domain)
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# Read only access to all policy files and
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# selinuxfs
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define(`security_access_policy', `
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allow $1 security_file:dir r_dir_perms;
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allow $1 security_file:file r_file_perms;
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allow $1 selinuxfs:dir r_dir_perms;
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allow $1 selinuxfs:file r_file_perms;
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allow $1 rootfs:dir r_dir_perms;
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allow $1 rootfs:file r_file_perms;
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allow $1 system_file:dir r_dir_perms;
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allow $1 system_file:file r_file_perms;
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')
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#####################################
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# selinux_manage_policy(domain)
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# Ability to manage policy files,
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# trigger runtime reload, change
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# enforcing mode, manipulate booleans
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# and access kernel logs.
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define(`selinux_manage_policy', `
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selinux_setenforce($1)
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selinux_setbool($1)
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security_access_policy($1)
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unix_socket_connect($1, property, init)
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allow $1 security_file:dir create_dir_perms;
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allow $1 security_file:file create_file_perms;
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allow $1 security_prop:property_service set;
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')
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#####################################
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# mmac_manage_policy(domain)
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# Ability to manage mmac policy files,
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# trigger runtime reload, change
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# mmac enforcing mode and access logcat.
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define(`mmac_manage_policy', `
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unix_socket_connect($1, property, init)
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allow $1 security_file:dir create_dir_perms;
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allow $1 security_file:file create_file_perms;
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allow $1 security_prop:property_service set;
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')
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#####################################
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# access_logcat(domain)
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# Ability to read from logcat logs
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# and execute the logcat command
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define(`access_logcat', `
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allow $1 log_device:chr_file read;
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allow $1 system_file:file x_file_perms;
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')
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#####################################
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# access_kmsg(domain)
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# Ability to read from kernel logs
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# and execute the klogctl syscall
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# in a non destructive manner. See
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# man 2 klogctl
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define(`access_kmsg', `
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allow $1 kernel:system syslog_read;
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') |