platform_system_sepolicy/private/kernel.te
Inseob Kim 2f0bcc1b0a Remove remaining APEX sepolicy types
Bug: 297794885
Test: boot cuttlefish
Change-Id: I2ff465217adcf1bb0267ea6d487a9a46b6584458
2023-09-25 11:19:44 +09:00

46 lines
1.9 KiB
Text

typeattribute kernel coredomain;
domain_auto_trans(kernel, init_exec, init)
domain_auto_trans(kernel, snapuserd_exec, snapuserd)
# Allow the kernel to read otapreopt_chroot's file descriptors and files under
# /postinstall, as it uses apexd logic to mount APEX packages in /postinstall/apex.
allow kernel otapreopt_chroot:fd use;
allow kernel postinstall_file:file read;
# The following sections are for the transition period during a Virtual A/B
# OTA. Once sepolicy is loaded, snapuserd must be re-launched in the correct
# context, and with properly labelled devices. This must be done before
# enabling enforcement, eg, in permissive mode while still in the kernel
# context.
allow kernel tmpfs:blk_file { getattr relabelfrom };
allow kernel tmpfs:chr_file { getattr relabelfrom };
allow kernel tmpfs:lnk_file { getattr relabelfrom };
allow kernel tmpfs:dir { open read relabelfrom };
allow kernel block_device:blk_file relabelto;
allow kernel block_device:lnk_file relabelto;
allow kernel dm_device:chr_file relabelto;
allow kernel dm_device:blk_file relabelto;
allow kernel dm_user_device:dir { read open search relabelto };
allow kernel dm_user_device:chr_file relabelto;
allow kernel kmsg_device:chr_file relabelto;
allow kernel null_device:chr_file relabelto;
allow kernel random_device:chr_file relabelto;
allow kernel snapuserd_exec:file relabelto;
allow kernel kmsg_device:chr_file write;
allow kernel gsid:fd use;
dontaudit kernel metadata_file:dir search;
dontaudit kernel ota_metadata_file:dir rw_dir_perms;
dontaudit kernel sysfs:dir r_dir_perms;
dontaudit kernel sysfs:file { open read write };
dontaudit kernel sysfs:chr_file { open read write };
dontaudit kernel dm_device:chr_file ioctl;
dontaudit kernel self:capability { sys_admin setgid mknod };
dontaudit kernel dm_user_device:dir { write add_name };
dontaudit kernel dm_user_device:chr_file { create setattr };
dontaudit kernel tmpfs:lnk_file read;
dontaudit kernel tmpfs:blk_file { open read };