tequilaOS/platform_system_sepolicy
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Allow shell to start vendor shell am: 00ab5d86be

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am: 8fe0a12faf

Change-Id: Ic601afe6feddf4c083a004e739d122f78633d0b0
This commit is contained in:
Yifan Hong 2018-01-16 20:01:26 +00:00 committed by android-build-merger
commit bf7d32846f
5 changed files with 25 additions and 3 deletions
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1
private/compat/26.0/26.0.ignore.cil
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@ -84,6 +84,7 @@
update_engine_log_data_file
vendor_default_prop
vendor_init
vendor_shell
vold_prepare_subdirs
vold_prepare_subdirs_exec
vold_service

2
private/shell.te
View file

@ -36,3 +36,5 @@ unix_socket_connect(shell, traced_consumer, traced)
allow shell traced:fd use;
allow shell traced_tmpfs:file { read write getattr map };
unix_socket_connect(shell, traced_producer, traced)
domain_auto_trans(shell, vendor_shell_exec, vendor_shell)

1
public/domain.te
View file

@ -874,6 +874,7 @@ full_treble_only(`
coredomain
-init
-vendor_init
-shell
} vendor_shell_exec:file { execute execute_no_trans };
# Do not allow vendor components to execute files from system

3
public/shell.te
View file

@ -185,6 +185,9 @@ allow shell seapp_contexts_file:file r_file_perms;
allow shell service_contexts_file:file r_file_perms;
allow shell sepolicy_file:file r_file_perms;
# Allow shell to start up vendor shell
allow shell vendor_shell_exec:file rx_file_perms;
###
### Neverallow rules
###

21
public/vendor_shell.te
View file

@ -1,4 +1,19 @@
# vendor shell MUST never run as interactive or login shell.
# vendor shell CAN never be traisitioned to by any process, so it is
# only intended by shell script interpreter.
type vendor_shell, domain;
type vendor_shell_exec, exec_type, vendor_file_type, file_type;
allow vendor_shell vendor_shell_exec:file rx_file_perms;
allow vendor_shell vendor_toolbox_exec:file rx_file_perms;
# Use fd from shell when vendor_shell is started from shell
allow vendor_shell shell:fd use;
# adbd: allow `adb shell /vendor/bin/sh` and `adb shell` then `/vendor/bin/sh`
allow vendor_shell adbd:fd use;
allow vendor_shell adbd:process sigchld;
allow vendor_shell adbd:unix_stream_socket { getattr ioctl read write };
allow vendor_shell devpts:chr_file rw_file_perms;
allow vendor_shell tty_device:chr_file rw_file_perms;
allow vendor_shell console_device:chr_file rw_file_perms;
allow vendor_shell input_device:dir r_dir_perms;
allow vendor_shell input_device:chr_file rw_file_perms;