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      1 # storaged daemon
      2 type storaged, domain, coredomain, mlstrustedsubject;
      3 type storaged_exec, exec_type, file_type;
      4 
      5 init_daemon_domain(storaged)
      6 
      7 # Read access to pseudo filesystems
      8 r_dir_file(storaged, sysfs_type)
      9 r_dir_file(storaged, proc_net)
     10 r_dir_file(storaged, domain)
     11 
     12 # Read /proc/uid_io/stats
     13 allow storaged proc_uid_io_stats:file r_file_perms;
     14 
     15 # Read /data/system/packages.list
     16 allow storaged system_data_file:file r_file_perms;
     17 
     18 userdebug_or_eng(`
     19   # Read access to debugfs
     20   allow storaged debugfs_mmc:dir search;
     21   allow storaged debugfs_mmc:file r_file_perms;
     22 ')
     23 
     24 # Needed to provide debug dump output via dumpsys pipes.
     25 allow storaged shell:fd use;
     26 allow storaged shell:fifo_file write;
     27 
     28 # Needed for GMScore to call dumpsys storaged
     29 allow storaged priv_app:fd use;
     30 allow storaged app_data_file:file write;
     31 allow storaged permission_service:service_manager find;
     32 
     33 # Binder permissions
     34 add_service(storaged, storaged_service)
     35 
     36 binder_use(storaged)
     37 binder_call(storaged, system_server)
     38 
     39 # use batteryproperties service
     40 allow storaged batteryproperties_service:service_manager find;
     41 binder_call(storaged, healthd)
     42 
     43 # Implements a dumpsys interface.
     44 allow storaged dumpstate:fd use;
     45 
     46 # use a subset of the package manager service
     47 allow storaged package_native_service:service_manager find;
     48 
     49 # Kernel does extra check on CAP_DAC_OVERRIDE for libbinder when storaged is
     50 # running as root. See b/35323867 #3.
     51 dontaudit storaged self:capability dac_override;
     52 
     53 ###
     54 ### neverallow
     55 ###
     56 neverallow storaged domain:process ptrace;
     57 neverallow storaged self:capability_class_set *;
     58