legacy/vendor/common/rfs_access.te

# Copyright (c) 2019, The Linux Foundation. All rights reserved.
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# rfs_access - rfs_access daemon
type rfs_access, domain;
type rfs_access_exec, exec_type, vendor_file_type, file_type;
init_daemon_domain(rfs_access)

#The files created by rfs_access process in the /data folder will have type rfs_file
type_transition rfs_access vendor_data_file:dir rfs_shared_hlos_file "hlos_rfs";

type_transition rfs_access mnt_vendor_file:{ dir file } persist_rfs_file;
type_transition rfs_access mnt_vendor_file:dir persist_rfs_shared_hlos_file "hlos_rfs";

allow rfs_access {
    #To read the uio char device
    uio_device
    #To read the smem log char device
    smem_log_device
}:chr_file rw_file_perms;

#For QMI sockets and IPCR Sockets
allow rfs_access self:{ socket qipcrtr_socket } create_socket_perms_no_ioctl;

#For Wakelocks
wakelock_use(rfs_access)

#To create the folders in /persist
allow rfs_access mnt_vendor_file:dir create_dir_perms;

allow rfs_access persist_rfs_file:dir create_dir_perms;
allow rfs_access persist_rfs_file:file create_file_perms;
allow rfs_access persist_rfs_shared_hlos_file:dir create_dir_perms;
allow rfs_access persist_rfs_shared_hlos_file:file create_file_perms;

# RFS vendor data
allow rfs_access rfs_file:dir create_dir_perms;
allow rfs_access rfs_file:file create_file_perms;
allow rfs_access rfs_shared_hlos_file:dir create_dir_perms;
allow rfs_access rfs_shared_hlos_file:file create_file_perms;

# For ramdump entries in /data/vendor/tombstones.
allow rfs_access vendor_tombstone_data_file:dir create_dir_perms;
allow rfs_access vendor_tombstone_data_file:file create_file_perms;

#For firmware entries in /firmware to read NHLOS.bin files ( only perms to read and get attributes).
r_dir_file(rfs_access, firmware_file)

#For dropping permisions from root and wakelock
allow rfs_access self:capability {
    setuid
    setgid
    setpcap
    net_bind_service
};

# RFS UID and GIDs were changed and moved from old values to new ones OEM range.
# The below permissions are required to recursively update the folder ownership
# to the new values in the OEM range.

allow rfs_access self:capability { chown };

#For access to the kmsg device
allow rfs_access kmsg_device:chr_file w_file_perms;