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dcashman authored
Divide policy into public and private components. This is the first step in splitting the policy creation for platform and non-platform policies. The policy in the public directory will be exported for use in non-platform policy creation. Backwards compatibility with it will be achieved by converting the exported policy into attribute-based policy when included as part of the non-platform policy and a mapping file will be maintained to be included with the platform policy that maps exported attributes of previous versions to the current platform version. Eventually we would like to create a clear interface between the platform and non-platform device components so that the exported policy, and the need for attributes is minimal. For now, almost all types and avrules are left in public. Test: Tested by building policy and running on device. Change-Id: Idef796c9ec169259787c3f9d8f423edf4ce27f8c
dcashman authoredDivide policy into public and private components. This is the first step in splitting the policy creation for platform and non-platform policies. The policy in the public directory will be exported for use in non-platform policy creation. Backwards compatibility with it will be achieved by converting the exported policy into attribute-based policy when included as part of the non-platform policy and a mapping file will be maintained to be included with the platform policy that maps exported attributes of previous versions to the current platform version. Eventually we would like to create a clear interface between the platform and non-platform device components so that the exported policy, and the need for attributes is minimal. For now, almost all types and avrules are left in public. Test: Tested by building policy and running on device. Change-Id: Idef796c9ec169259787c3f9d8f423edf4ce27f8c
runas.te 1006 B
type runas, domain, domain_deprecated, mlstrustedsubject;
type runas_exec, exec_type, file_type;
allow runas adbd:process sigchld;
allow runas shell:fd use;
allow runas shell:fifo_file { read write };
allow runas devpts:chr_file { read write ioctl };
allow runas shell_data_file:file { read write };
# run-as reads package information.
allow runas system_data_file:file r_file_perms;
# run-as checks and changes to the app data dir.
dontaudit runas self:capability dac_override;
allow runas app_data_file:dir { getattr search };
# run-as switches to the app UID/GID.
allow runas self:capability { setuid setgid };
# run-as switches to the app security context.
selinux_check_context(runas) # validate context
allow runas self:process setcurrent;
allow runas non_system_app_set:process dyntransition; # setcon
###
### neverallow rules
###
# run-as cannot have capabilities other than CAP_SETUID and CAP_SETGID
neverallow runas self:capability ~{ setuid setgid };
neverallow runas self:capability2 *;