platform_system_sepolicy/private/derive_sdk.te

# Domain for derive_sdk
type derive_sdk, domain, coredomain;
type derive_sdk_exec, system_file_type, exec_type, file_type;
init_daemon_domain(derive_sdk)

# Read /apex
allow derive_sdk apex_mnt_dir:dir r_dir_perms;

# Prop rules: writable by derive_sdk, readable by bootclasspath (apps)
set_prop(derive_sdk, module_sdkextensions_prop)
neverallow { domain -init -derive_sdk } module_sdkextensions_prop:property_service set;