2b413622ce
During mountFstab call, vold might need to wipe and re-format a device. See code in system/vold/model/PublicVolume.cpp , PublicVolume::doFormat Allow IOCTLs such as BLKDISCARDZEROES for wiping. Test: th Bug: 279808236 Change-Id: I0bebf850aa45ece6227fa5c3e9c3fdb38164f79e
33 lines
1.1 KiB
Text
33 lines
1.1 KiB
Text
type e2fs, domain, coredomain;
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type e2fs_exec, system_file_type, exec_type, file_type;
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allow e2fs devpts:chr_file { read write getattr ioctl };
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allow e2fs dev_type:blk_file getattr;
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allow e2fs block_device:dir search;
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allow e2fs userdata_block_device:blk_file rw_file_perms;
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allow e2fs metadata_block_device:blk_file rw_file_perms;
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allow e2fs dm_device:blk_file rw_file_perms;
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allow e2fs zoned_block_device:blk_file rw_file_perms;
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# Vold needs to capture mkfs.ext4's output
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allow e2fs vold:fd use;
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# Need to be able to format a partition
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allow e2fs sysfs_dm:dir r_dir_perms;
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allow e2fs sysfs_dm:file r_file_perms;
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allowxperm e2fs { userdata_block_device metadata_block_device dm_device zoned_block_device }:blk_file ioctl {
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BLKSECDISCARD BLKDISCARD BLKPBSZGET BLKDISCARDZEROES BLKROGET BLKREPORTZONE BLKRESETZONE
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};
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allow e2fs {
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proc_filesystems
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proc_mounts
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proc_swaps
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}:file r_file_perms;
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# access /sys/fs/ext4/features
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allow e2fs sysfs_fs_ext4_features:dir search;
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allow e2fs sysfs_fs_ext4_features:file r_file_perms;
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# access SELinux context files
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allow e2fs file_contexts_file:file r_file_perms;
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