49 lines
1.9 KiB
Text
49 lines
1.9 KiB
Text
typeattribute kernel coredomain;
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domain_auto_trans(kernel, init_exec, init)
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domain_auto_trans(kernel, snapuserd_exec, snapuserd)
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# Allow the kernel to read otapreopt_chroot's file descriptors and files under
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# /postinstall, as it uses apexd logic to mount APEX packages in /postinstall/apex.
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allow kernel otapreopt_chroot:fd use;
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allow kernel postinstall_file:file read;
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# The following sections are for the transition period during a Virtual A/B
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# OTA. Once sepolicy is loaded, snapuserd must be re-launched in the correct
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# context, and with properly labelled devices. This must be done before
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# enabling enforcement, eg, in permissive mode while still in the kernel
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# context.
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allow kernel tmpfs:blk_file { getattr relabelfrom };
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allow kernel tmpfs:chr_file { getattr relabelfrom };
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allow kernel tmpfs:lnk_file { getattr relabelfrom };
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allow kernel tmpfs:dir { open read relabelfrom };
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allow kernel block_device:blk_file relabelto;
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allow kernel block_device:lnk_file relabelto;
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allow kernel dm_device:chr_file relabelto;
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allow kernel dm_device:blk_file relabelto;
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allow kernel dm_user_device:dir { read open search relabelto };
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allow kernel dm_user_device:chr_file relabelto;
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allow kernel kmsg_device:chr_file relabelto;
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allow kernel null_device:chr_file relabelto;
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allow kernel random_device:chr_file relabelto;
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allow kernel snapuserd_exec:file relabelto;
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allow kernel kmsg_device:chr_file write;
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allow kernel gsid:fd use;
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# Some contexts are changed before the device is flipped into enforcing mode
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# during the setup of Apex sepolicy. These denials can be suppressed since
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# the permissions should not be allowed after the device is flipped into
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# enforcing mode.
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dontaudit kernel device:dir { open read relabelto };
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dontaudit kernel tmpfs:file { getattr open read relabelfrom };
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dontaudit kernel {
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file_contexts_file
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hwservice_contexts_file
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mac_perms_file
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property_contexts_file
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seapp_contexts_file
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sepolicy_test_file
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service_contexts_file
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}:file relabelto;
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