summaryrefslogtreecommitdiffstats
path: root/src/plugins/memif/test/vpp_memif.py
blob: 7fa450927407f93ca7e94325ac96b9ff771df5cd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
import socket

import six

from vpp_object import VppObject


class MEMIF_ROLE:
    MASTER = 0
    SLAVE = 1


class MEMIF_MODE:
    ETHERNET = 0
    IP = 1
    PUNT_INJECT = 2


def get_if_dump(dump, sw_if_index):
    for d in dump:
        if (d.sw_if_index == sw_if_index):
            return d


def query_all_memif_vpp_config(_test):
    return _test.vapi.memif_dump()


def remove_all_memif_vpp_config(_test):
    dump = _test.vapi.memif_dump()
    for d in dump:
        _test.vapi.memif_delete(d.sw_if_index)
    dump = _test.vapi.memif_socket_filename_dump()
    for d in dump:
        if d.socket_id != 0:
            _test.vapi.memif_socket_filename_add_del(
                0, d.socket_id, d.socket_filename)


class VppSocketFilename(VppObject):
    def __init__(self, test, socket_id, socket_filename,
                 add_default_folder=False):
        self._test = test
        self.socket_id = socket_id
        self.socket_filename = socket_filename

        # if True insert default socket folder before socket filename,
        # after adding vpp config
        self.add_default_folder = add_default_folder

    def add_vpp_config(self):
        rv = self._test.vapi.memif_socket_filename_add_del(
            1, self.socket_id, self.socket_filename)
        if self.add_default_folder:
            self.socket_filename = b"%s/%s" % (
                six.ensure_binary(self._test.tempdir, encoding='utf-8'),
                self.socket_filename)
        return rv

    def remove_vpp_config(self):
        return self._test.vapi.memif_socket_filename_add_del(
            0, self.socket_id, self.socket_filename)

    def query_vpp_config(self):
        return self._test.vapi.memif_socket_filename_dump()

    def object_id(self):
        return "socket-filename-%d-%s" % (self.socket_id, self.socket_filename)


class VppMemif(VppObject):
    def __init__(self, test, role, mode, rx_queues=0, tx_queues=0, if_id=0,
                 socket_id=0, secret="", ring_size=0, buffer_size=0,
                 hw_addr=""):
        self._test = test
        self.role = role
        self.mode = mode
        self.rx_queues = rx_queues
        self.tx_queues = tx_queues
        self.if_id = if_id
        self.socket_id = socket_id
        self.secret = secret
        self.ring_size = ring_size
        self.buffer_size = buffer_size
        self.hw_addr = hw_addr
        self.sw_if_index = None
        self.ip4_addr = "192.168.%d.%d" % (self.if_id + 1, self.role + 1)
        self.ip4_addr_len = 24

    def add_vpp_config(self):
        rv = self._test.vapi.memif_create(
            role=self.role,
            mode=self.mode,
            rx_queues=self.rx_queues,
            tx_queues=self.tx_queues,
            id=self.if_id,
            socket_id=self.socket_id,
            secret=self.secret,
            ring_size=self.ring_size,
            buffer_size=self.buffer_size,
            hw_addr=self.hw_addr)
        try:
            self.sw_if_index = 0
        except AttributeError:
            raise AttributeError('self: %s' % self.__dict__)
        try:
            self.sw_if_index = rv.sw_if_index
        except AttributeError:
            raise AttributeError("%s %s", self, rv)

        return self.sw_if_index

    def admin_up(self):
        if self.sw_if_index:
            return self._test.vapi.sw_interface_set_flags(self.sw_if_index, 1)

    def admin_down(self):
        if self.sw_if_index:
            return self._test.vapi.sw_interface_set_flags(self.sw_if_index, 0)

    def wait_for_link_up(self, timeout, step=1):
        if not self.sw_if_index:
            return False
        while True:
            dump = self.query_vpp_config()
            if dump.link_up_down == 1:
                return True
            self._test.sleep(step)
            timeout -= step
            if timeout <= 0:
                return False

    def config_ip4(self):
        return self._test.vapi.sw_interface_add_del_address(
            sw_if_index=self.sw_if_index, address=socket.inet_pton(
                socket.AF_INET, self.ip4_addr),
            address_length=self.ip4_addr_len)

    def remove_vpp_config(self):
        self._test.vapi.memif_delete(self.sw_if_index)
        self.sw_if_index = None

    def query_vpp_config(self):
        if not self.sw_if_index:
            return None
        dump = self._test.vapi.memif_dump()
        return get_if_dump(dump, self.sw_if_index)

    def object_id(self):
        if self.sw_if_index:
            return "%d:%d:%d" % (self.role, self.if_id, self.sw_if_index)
        else:
            return "%d:%d:None" % (self.role, self.if_id)