toolbox.te


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# Any toolbox command run by init.
# At present, the only known usage is for running mkswap via fs_mgr.
# Do NOT use this domain for toolbox when run by any other domain.
type toolbox, domain;
type toolbox_exec, exec_type, file_type;

init_daemon_domain(toolbox)

# /dev/__null__ created by init prior to policy load,
# open fd inherited by fsck.
allow toolbox tmpfs:chr_file { read write ioctl };

# Inherit and use pty created by android_fork_execvp_ext().
allow toolbox devpts:chr_file { read write getattr ioctl };

# mkswap-specific.
# Read/write block devices used for swap partitions.
# Assign swap_block_device type any such partition in your
# device/<vendor>/<product>/sepolicy/file_contexts file.
allow toolbox block_device:dir search;
allow toolbox swap_block_device:blk_file rw_file_perms;

# Only allow entry from init via the toolbox binary.
neverallow { domain -init } toolbox:process transition;
neverallow domain toolbox:process dyntransition;
neverallow toolbox { file_type fs_type -toolbox_exec}:file entrypoint;