private/incident_helper.te

typeattribute incident_helper coredomain;

type incident_helper_exec, system_file_type, exec_type, file_type;

# switch to incident_helper domain for incident_helper command
domain_auto_trans(incidentd, incident_helper_exec, incident_helper)

# use pipe to transmit data from/to incidentd/incident_helper for parsing
allow incident_helper { shell incident incidentd dumpstate }:fd use;
allow incident_helper { shell incident incidentd dumpstate }:fifo_file { getattr read write };
allow incident_helper incidentd:unix_stream_socket { read write };

# only allow incidentd and shell to call incident_helper
neverallow {
    domain
    -incidentd
    -incident_helper
    -shell
    userdebug_or_eng(`-overlay_remounter')
} incident_helper_exec:file {
    execute
    execute_no_trans
};