test/vpp_memif.py

   1 import socket
   2
   3 import six
   4
   5 from vpp_object import VppObject
   6
   7
   8 class MEMIF_ROLE:
   9     MASTER = 0
  10     SLAVE = 1
  11
  12
  13 class MEMIF_MODE:
  14     ETHERNET = 0
  15     IP = 1
  16     PUNT_INJECT = 2
  17
  18
  19 def get_if_dump(dump, sw_if_index):
  20     for d in dump:
  21         if (d.sw_if_index == sw_if_index):
  22             return d
  23
  24
  25 def query_all_memif_vpp_config(_test):
  26     return _test.vapi.memif_dump()
  27
  28
  29 def remove_all_memif_vpp_config(_test):
  30     dump = _test.vapi.memif_dump()
  31     for d in dump:
  32         _test.vapi.memif_delete(d.sw_if_index)
  33     dump = _test.vapi.memif_socket_filename_dump()
  34     for d in dump:
  35         if d.socket_id != 0:
  36             _test.vapi.memif_socket_filename_add_del(
  37                 0, d.socket_id, d.socket_filename)
  38
  39
  40 class VppSocketFilename(VppObject):
  41     def __init__(self, test, socket_id, socket_filename,
  42                  add_default_folder=False):
  43         self._test = test
  44         self.socket_id = socket_id
  45         self.socket_filename = socket_filename
  46
  47         # if True insert default socket folder before socket filename,
  48         # after adding vpp config
  49         self.add_default_folder = add_default_folder
  50
  51     def add_vpp_config(self):
  52         rv = self._test.vapi.memif_socket_filename_add_del(
  53             1, self.socket_id, self.socket_filename)
  54         if self.add_default_folder:
  55             self.socket_filename = b"%s/%s" % (
  56                 six.ensure_binary(self._test.tempdir, encoding='utf-8'),
  57                 self.socket_filename)
  58         return rv
  59
  60     def remove_vpp_config(self):
  61         return self._test.vapi.memif_socket_filename_add_del(
  62             0, self.socket_id, self.socket_filename)
  63
  64     def query_vpp_config(self):
  65         return self._test.vapi.memif_socket_filename_dump()
  66
  67     def __str__(self):
  68         return self.object_id()
  69
  70     def object_id(self):
  71         return "%d" % (self.socket_id)
  72
  73
  74 class VppMemif(VppObject):
  75     def __init__(self, test, role, mode, rx_queues=0, tx_queues=0, if_id=0,
  76                  socket_id=0, secret="", ring_size=0, buffer_size=0,
  77                  hw_addr=""):
  78         self._test = test
  79         self.role = role
  80         self.mode = mode
  81         self.rx_queues = rx_queues
  82         self.tx_queues = tx_queues
  83         self.if_id = if_id
  84         self.socket_id = socket_id
  85         self.secret = secret
  86         self.ring_size = ring_size
  87         self.buffer_size = buffer_size
  88         self.hw_addr = hw_addr
  89         self.sw_if_index = None
  90         self.ip4_addr = "192.168.%d.%d" % (self.if_id + 1, self.role + 1)
  91         self.ip4_addr_len = 24
  92
  93     def add_vpp_config(self):
  94         rv = self._test.vapi.memif_create(self.role, self.mode, self.rx_queues,
  95                                           self.tx_queues, self.if_id,
  96                                           self.socket_id, self.secret,
  97                                           self.ring_size, self.buffer_size,
  98                                           self.hw_addr)
  99         self.sw_if_index = rv.sw_if_index
 100         return self.sw_if_index
 101
 102     def admin_up(self):
 103         if self.sw_if_index:
 104             return self._test.vapi.sw_interface_set_flags(self.sw_if_index, 1)
 105
 106     def admin_down(self):
 107         if self.sw_if_index:
 108             return self._test.vapi.sw_interface_set_flags(self.sw_if_index, 0)
 109
 110     def wait_for_link_up(self, timeout, step=1):
 111         if not self.sw_if_index:
 112             return False
 113         while True:
 114             dump = self.query_vpp_config()
 115             if dump.link_up_down == 1:
 116                 return True
 117             self._test.sleep(step)
 118             timeout -= step
 119             if timeout <= 0:
 120                 return False
 121
 122     def config_ip4(self):
 123         return self._test.vapi.sw_interface_add_del_address(
 124             sw_if_index=self.sw_if_index, address=socket.inet_pton(
 125                 socket.AF_INET, self.ip4_addr),
 126             address_length=self.ip4_addr_len)
 127
 128     def remove_vpp_config(self):
 129         self._test.vapi.memif_delete(self.sw_if_index)
 130         self.sw_if_index = None
 131
 132     def query_vpp_config(self):
 133         if not self.sw_if_index:
 134             return None
 135         dump = self._test.vapi.memif_dump()
 136         return get_if_dump(dump, self.sw_if_index)
 137
 138     def __str__(self):
 139         return self.object_id()
 140
 141     def object_id(self):
 142         if self.sw_if_index:
 143             return "%d:%d:%d" % (self.role, self.if_id, self.sw_if_index)
 144         else:
 145             return "%d:%d:None" % (self.role, self.if_id)