f46d7a26c1
the cgroups v2 uid/gid hierarchy will replace cgroup for all sepolicy rules. For this reason, old rules have to be duplicated to cgroup_v2, plus some rules must be added to allow the ownership change for cgroup files created by init and zygote. Test: booted device, verified correct access from init, system_server and zygote to the uid/pid cgroup files Change-Id: I80c2a069b0fb409b442e1160148ddc48e31d6809
46 lines
1.6 KiB
Text
46 lines
1.6 KiB
Text
type sdcardd, domain;
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type sdcardd_exec, system_file_type, exec_type, file_type;
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allow sdcardd cgroup:dir create_dir_perms;
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allow sdcardd cgroup_v2:dir create_dir_perms;
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allow sdcardd fuse_device:chr_file rw_file_perms;
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allow sdcardd rootfs:dir mounton; # TODO: deprecated in M
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allow sdcardd sdcardfs:filesystem remount;
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allow sdcardd tmpfs:dir r_dir_perms;
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allow sdcardd mnt_media_rw_file:dir r_dir_perms;
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allow sdcardd storage_file:dir search;
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allow sdcardd storage_stub_file:dir { search mounton };
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allow sdcardd sdcard_type:filesystem { mount unmount };
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allow sdcardd self:global_capability_class_set { setuid setgid dac_override dac_read_search sys_admin sys_resource };
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allow sdcardd sdcard_type:dir create_dir_perms;
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allow sdcardd sdcard_type:file create_file_perms;
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allow sdcardd media_rw_data_file:dir create_dir_perms;
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allow sdcardd media_rw_data_file:file create_file_perms;
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# Read /data/system/packages.list.
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allow sdcardd system_data_file:file r_file_perms;
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allow sdcardd packages_list_file:file r_file_perms;
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# Read /data/misc/installd/layout_version
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allow sdcardd install_data_file:file r_file_perms;
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allow sdcardd install_data_file:dir search;
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# Allow stdin/out back to vold
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allow sdcardd vold:fd use;
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allow sdcardd vold:fifo_file { read write getattr };
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# Allow running on top of expanded storage
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allow sdcardd mnt_expand_file:dir search;
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# access /proc/filesystems
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allow sdcardd proc_filesystems:file r_file_perms;
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###
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### neverallow rules
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###
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# The sdcard daemon should no longer be started from init
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neverallow init sdcardd_exec:file execute;
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neverallow init sdcardd:process { transition dyntransition };
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