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# Domain for shell processes spawned by ADB or console service.
type shell, domain, mlstrustedsubject;
type shell_exec, exec_type, file_type;
# Create and use network sockets.
net_domain(shell)
# Run app_process.
# XXX Transition into its own domain?
app_domain(shell)
# logcat
read_logd(shell)
control_logd(shell)
# logcat -L (directly, or via dumpstate)
allow shell pstorefs:dir search;
allow shell pstorefs:file r_file_perms;
# logpersistd (nee logcatd) files
allow shell misc_logd_file:dir r_dir_perms;
allow shell misc_logd_file:file r_file_perms;
# read files in /data/anr
allow shell anr_data_file:dir r_dir_perms;
allow shell anr_data_file:file r_file_perms;
# Access /data/local/tmp.
allow shell shell_data_file:dir create_dir_perms;
allow shell shell_data_file:file create_file_perms;
allow shell shell_data_file:file rx_file_perms;
allow shell shell_data_file:lnk_file create_file_perms;
# adb bugreport
unix_socket_connect(shell, dumpstate, dumpstate)
allow shell devpts:chr_file rw_file_perms;
allow shell tty_device:chr_file rw_file_perms;
allow shell console_device:chr_file rw_file_perms;
allow shell input_device:dir r_dir_perms;
allow shell input_device:chr_file rw_file_perms;
allow shell system_file:file x_file_perms;
allow shell shell_exec:file rx_file_perms;
allow shell zygote_exec:file rx_file_perms;
r_dir_file(shell, apk_data_file)
# Set properties.
set_prop(shell, shell_prop)
set_prop(shell, ctl_dumpstate_prop)
set_prop(shell, debug_prop)
set_prop(shell, powerctl_prop)
# systrace support - allow atrace to run
# debugfs doesn't support labeling individual files, so we have
# to grant read access to all of /sys/kernel/debug.
# Directory read access and file write access is already granted
# in domain.te.
allow shell debugfs:file r_file_perms;
# allow shell to run dmesg
allow shell kernel:system syslog_read;
# allow shell access to services
allow shell servicemanager:service_manager list;
# don't allow shell to access GateKeeper service
allow shell { service_manager_type -gatekeeper_service }:service_manager find;
# allow shell to look through /proc/ for ps, top
allow shell domain:dir { search open read getattr };
allow shell domain:{ file lnk_file } { open read getattr };
# allow shell to read /proc/pid/attr/current for ps -Z
allow shell domain:process getattr;
# enable shell domain to read/write files/dirs for bootchart data
# User will creates the start and stop file via adb shell
# and read other files created by init process under /data/bootchart
allow shell bootchart_data_file:dir rw_dir_perms;
allow shell bootchart_data_file:file create_file_perms;
# Do not allow shell to hard link to any files.
# In particular, if shell hard links to app data
# files, installd will not be able to guarantee the deletion
# of the linked to file. Hard links also contribute to security
# bugs, so we want to ensure the shell user never has this
# capability.
neverallow shell file_type:file link;
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