/dev/test_sock/sock1
/dev/test_sock/sock2
/dev/test_sock/sock3
...
/dev/test_sock/sock10

/dev(/.*)?                      u:object_r:device:s0
/dev/block(/.*)?            u:object_r:block_device:s0
/dev/block/loop[0-9]*   u:object_r:loop_device:s0
/dev/block/ram[0-9]*    u:object_r:ram_device:s0

30|console:/ # ls -alZ /dev/block/
total 0
drwxr-xr-x  5 root root          u:object_r:block_device:s0               640 1970-01-01 00:00 .
drwxr-xr-x 18 root root          u:object_r:device:s0                    3600 1970-01-01 00:00 ..
brw-------  1 root root          u:object_r:loop_device:s0             7,   0 1970-01-01 00:00 loop0
brw-------  1 root root          u:object_r:userdata_block_device:s0 179,   0 1970-01-01 00:00 mmcblk0
bdrwx------  2 root reserved_disk u:object_r:block_device:s0                40 1970-01-01 00:00 vold

/dev/test_sock(/.*)?        u:object_r:test_sock_device:s0
/dev/test_sock/sock1        u:object_r:test_sock_device1:s0
/dev/test_sock/sock[2-4]    u:object_r:test_sock_device_other:s0

130|console:/ # ls -alZ /dev/test_sock/
total 0
drwxr-xr-x  2 root   root u:object_r:test_sock_device:s0      280  1970-01-01  00:00 .
drwxr-xr-x 18 root   root u:object_r:device:s0                3600 1970-01-01  00:00 ..
srw-rw----  1 root   root u:object_r:test_sock_device:s0    0 1970-01-01 00:00 sock1
srw-rw----  1 root   root u:object_r:test_sock_device:s0    0 1970-01-01 00:00 sock2
srw-rw----  1 root   root u:object_r:test_sock_device:s0    0 1970-01-01 00:00 sock3