X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Fvpp_interface.py;h=7eb586c010cbdba716af8dbdda47a86c770b05e7;hb=58a1915b5;hp=30ef8ae7a0a4313b060b157e4995a0822d99c4ec;hpb=86d87c40dd97ced69c939299204fadf1859a2f50;p=vpp.git

diff --git a/test/vpp_interface.py b/test/vpp_interface.py
index 30ef8ae7a0a..7eb586c010c 100644
--- a/test/vpp_interface.py
+++ b/test/vpp_interface.py
@@ -1,13 +1,19 @@
-from abc import abstractmethod, ABCMeta
+import binascii
 import socket
-from logging import info
+import abc
 
-from util import Host
+from util import Host, mk_ll_addr
+from vpp_papi import mac_ntop, VppEnum
+from ipaddress import IPv4Network, IPv6Network
 
+try:
+    text_type = unicode
+except NameError:
+    text_type = str
 
-class VppInterface(object):
+
+class VppInterface(metaclass=abc.ABCMeta):
     """Generic VPP interface."""
-    __metaclass__ = ABCMeta
 
     @property
     def sw_if_index(self):
@@ -16,43 +22,72 @@ class VppInterface(object):
 
     @property
     def remote_mac(self):
-        """MAC-address of the remote interface "connected" to this interface."""
+        """MAC-address of the remote interface "connected" to this interface"""
         return self._remote_hosts[0].mac
 
     @property
     def local_mac(self):
         """MAC-address of the VPP interface."""
-        return self._local_mac
+        return str(self._local_mac)
+
+    @property
+    def local_addr(self):
+        return self._local_addr
+
+    @property
+    def remote_addr(self):
+        return self._remote_addr
 
     @property
     def local_ip4(self):
         """Local IPv4 address on VPP interface (string)."""
         return self._local_ip4
 
+    @local_ip4.setter
+    def local_ip4(self, value):
+        self._local_ip4 = value
+
     @property
-    def local_ip4n(self):
-        """Local IPv4 address - raw, suitable as API parameter."""
-        return socket.inet_pton(socket.AF_INET, self._local_ip4)
+    def local_ip4_prefix_len(self):
+        """Local IPv4 prefix length """
+        return self._local_ip4_len
+
+    @local_ip4_prefix_len.setter
+    def local_ip4_prefix_len(self, value):
+        self._local_ip4_len = value
+
+    @property
+    def local_ip4_prefix(self):
+        """Local IPv4 prefix """
+        return ("%s/%d" % (self._local_ip4, self._local_ip4_len))
 
     @property
     def remote_ip4(self):
         """IPv4 address of remote peer "connected" to this interface."""
         return self._remote_hosts[0].ip4
 
-    @property
-    def remote_ip4n(self):
-        """IPv4 address of remote peer - raw, suitable as API parameter."""
-        return socket.inet_pton(socket.AF_INET, self.remote_ip4)
-
     @property
     def local_ip6(self):
         """Local IPv6 address on VPP interface (string)."""
         return self._local_ip6
 
+    @local_ip6.setter
+    def local_ip6(self, value):
+        self._local_ip6 = value
+
+    @property
+    def local_ip6_prefix_len(self):
+        """Local IPv6 prefix length """
+        return self._local_ip6_len
+
+    @local_ip6_prefix_len.setter
+    def local_ip6_prefix_len(self, value):
+        self._local_ip6_len = value
+
     @property
-    def local_ip6n(self):
-        """Local IPv6 address - raw, suitable as API parameter."""
-        return socket.inet_pton(socket.AF_INET6, self.local_ip6)
+    def local_ip6_prefix(self):
+        """Local IPv4 prefix """
+        return ("%s/%d" % (self._local_ip6, self._local_ip6_len))
 
     @property
     def remote_ip6(self):
@@ -60,9 +95,19 @@ class VppInterface(object):
         return self._remote_hosts[0].ip6
 
     @property
-    def remote_ip6n(self):
-        """IPv6 address of remote peer - raw, suitable as API parameter"""
-        return socket.inet_pton(socket.AF_INET6, self.remote_ip6)
+    def local_ip6_ll(self):
+        """Local IPv6 link-local address on VPP interface (string)."""
+        if not self._local_ip6_ll:
+            self._local_ip6_ll = str(
+                self.test.vapi.sw_interface_ip6_get_link_local_address(
+                    self.sw_if_index).ip)
+        return self._local_ip6_ll
+
+    @property
+    def remote_ip6_ll(self):
+        """Link-local IPv6 address of remote peer
+        "connected" to this interface."""
+        return self._remote_ip6_ll
 
     @property
     def name(self):
@@ -100,7 +145,7 @@ class VppInterface(object):
 
     def host_by_mac(self, mac):
         """
-        :param ip: MAC address to find host by.
+        :param mac: MAC address to find host by.
         :return: Host object assigned to interface.
         """
         return self._hosts_by_mac[mac]
@@ -128,91 +173,221 @@ class VppInterface(object):
         self._hosts_by_mac = {}
         self._hosts_by_ip4 = {}
         self._hosts_by_ip6 = {}
-        for i in range(2, count+2):  # 0: network address, 1: local vpp address
+        for i in range(
+                2, count + 2):  # 0: network address, 1: local vpp address
             mac = "02:%02x:00:00:ff:%02x" % (self.sw_if_index, i)
             ip4 = "172.16.%u.%u" % (self.sw_if_index, i)
-            ip6 = "fd01:%04x::%04x" % (self.sw_if_index, i)
-            host = Host(mac, ip4, ip6)
+            ip6 = "fd01:%x::%x" % (self.sw_if_index, i)
+            ip6_ll = mk_ll_addr(mac)
+            host = Host(mac, ip4, ip6, ip6_ll)
             self._remote_hosts.append(host)
             self._hosts_by_mac[mac] = host
             self._hosts_by_ip4[ip4] = host
             self._hosts_by_ip6[ip6] = host
 
-    def post_init_setup(self):
-        """Additional setup run after creating an interface object."""
+    @abc.abstractmethod
+    def __init__(self, test):
+        self._test = test
 
-        self.generate_remote_hosts()
+        self._remote_hosts = []
+        self._hosts_by_mac = {}
+        self._hosts_by_ip4 = {}
+        self._hosts_by_ip6 = {}
 
-        self._local_ip4 = "172.16.%u.1" % self.sw_if_index
-        self._local_ip4n = socket.inet_pton(socket.AF_INET, self.local_ip4)
+    def set_mac(self, mac):
+        self._local_mac = str(mac)
+        self.test.vapi.sw_interface_set_mac_address(
+            self.sw_if_index, mac.packed)
+        return self
+
+    def set_sw_if_index(self, sw_if_index):
+        if sw_if_index > 255:
+            raise RuntimeError("Don't support sw_if_index values "
+                               "greater than 255.")
+        self._sw_if_index = sw_if_index
 
-        self._local_ip6 = "fd01:%04x::1" % self.sw_if_index
-        self._local_ip6n = socket.inet_pton(socket.AF_INET6, self.local_ip6)
+        self.generate_remote_hosts()
 
-        r = self.test.vapi.sw_interface_dump()
+        self._local_ip4 = "172.16.%u.1" % self.sw_if_index
+        self._local_ip4_len = 24
+        self._local_ip4_subnet = "172.16.%u.0" % self.sw_if_index
+        self._local_ip4_bcast = "172.16.%u.255" % self.sw_if_index
+        self.has_ip4_config = False
+        self.ip4_table_id = 0
+
+        self._local_ip6 = "fd01:%x::1" % self.sw_if_index
+        self._local_ip6_len = 64
+        self.has_ip6_config = False
+        self.ip6_table_id = 0
+
+        self._local_addr = {socket.AF_INET: self.local_ip4,
+                            socket.AF_INET6: self.local_ip6}
+        self._remote_addr = {socket.AF_INET: self.remote_ip4,
+                             socket.AF_INET6: self.remote_ip6}
+
+        r = self.test.vapi.sw_interface_dump(sw_if_index=self.sw_if_index)
         for intf in r:
             if intf.sw_if_index == self.sw_if_index:
-                self._name = intf.interface_name.split(b'\0', 1)[0]
-                self._local_mac = ':'.join(intf.l2_address.encode('hex')[i:i + 2]
-                                           for i in range(0, 12, 2))
+                self._name = intf.interface_name
+                self._local_mac = intf.l2_address
                 self._dump = intf
                 break
         else:
             raise Exception(
                 "Could not find interface with sw_if_index %d "
                 "in interface dump %s" %
-                (self.sw_if_index, repr(r)))
-
-    @abstractmethod
-    def __init__(self, test, index):
-        self._test = test
-        self.post_init_setup()
-        info("New %s, MAC=%s, remote_ip4=%s, local_ip4=%s" %
-             (self.__name__, self.remote_mac, self.remote_ip4, self.local_ip4))
+                (self.sw_if_index, moves.reprlib.repr(r)))
+        self._remote_ip6_ll = mk_ll_addr(self.remote_mac)
+        self._local_ip6_ll = None
 
     def config_ip4(self):
         """Configure IPv4 address on the VPP interface."""
-        addr = self.local_ip4n
-        addr_len = 24
         self.test.vapi.sw_interface_add_del_address(
-            self.sw_if_index, addr, addr_len)
+            sw_if_index=self.sw_if_index, prefix=self.local_ip4_prefix)
+        self.has_ip4_config = True
+        return self
+
+    def unconfig_ip4(self):
+        """Remove IPv4 address on the VPP interface."""
+        try:
+            if self.has_ip4_config:
+                self.test.vapi.sw_interface_add_del_address(
+                    sw_if_index=self.sw_if_index,
+                    prefix=self.local_ip4_prefix, is_add=0)
+        except AttributeError:
+            self.has_ip4_config = False
+        self.has_ip4_config = False
+        return self
 
     def configure_ipv4_neighbors(self):
-        """For every remote host assign neighbor's MAC to IPv4 addresses."""
+        """For every remote host assign neighbor's MAC to IPv4 addresses.
+
+        :param vrf_id: The FIB table / VRF ID. (Default value = 0)
+        """
         for host in self._remote_hosts:
-            macn = host.mac.replace(":", "").decode('hex')
-            ipn = host.ip4n
-            self.test.vapi.ip_neighbor_add_del(self.sw_if_index, macn, ipn)
+            self.test.vapi.ip_neighbor_add_del(self.sw_if_index,
+                                               host.mac,
+                                               host.ip4)
+        return self
 
     def config_ip6(self):
         """Configure IPv6 address on the VPP interface."""
-        addr = self._local_ip6n
-        addr_len = 64
         self.test.vapi.sw_interface_add_del_address(
-            self.sw_if_index, addr, addr_len, is_ipv6=1)
+            sw_if_index=self.sw_if_index, prefix=self.local_ip6_prefix)
+        self.has_ip6_config = True
+        return self
+
+    def unconfig_ip6(self):
+        """Remove IPv6 address on the VPP interface."""
+        try:
+            if self.has_ip6_config:
+                self.test.vapi.sw_interface_add_del_address(
+                    sw_if_index=self.sw_if_index,
+                    prefix=self.local_ip6_prefix, is_add=0)
+        except AttributeError:
+            self.has_ip6_config = False
+        self.has_ip6_config = False
+        return self
+
+    def configure_ipv6_neighbors(self):
+        """For every remote host assign neighbor's MAC to IPv6 addresses.
+
+        :param vrf_id: The FIB table / VRF ID. (Default value = 0)
+        """
+        for host in self._remote_hosts:
+            self.test.vapi.ip_neighbor_add_del(self.sw_if_index,
+                                               host.mac,
+                                               host.ip6)
+
+    def unconfig(self):
+        """Unconfigure IPv6 and IPv4 address on the VPP interface."""
+        self.unconfig_ip4()
+        self.unconfig_ip6()
+        return self
 
     def set_table_ip4(self, table_id):
         """Set the interface in a IPv4 Table.
 
-        .. note:: Must be called before configuring IP4 addresses."""
+        .. note:: Must be called before configuring IP4 addresses.
+        """
+        self.ip4_table_id = table_id
         self.test.vapi.sw_interface_set_table(
-            self.sw_if_index, 0, table_id)
+            self.sw_if_index, 0, self.ip4_table_id)
+        return self
 
     def set_table_ip6(self, table_id):
         """Set the interface in a IPv6 Table.
 
         .. note:: Must be called before configuring IP6 addresses.
         """
+        self.ip6_table_id = table_id
         self.test.vapi.sw_interface_set_table(
-            self.sw_if_index, 1, table_id)
+            self.sw_if_index, 1, self.ip6_table_id)
+        return self
 
     def disable_ipv6_ra(self):
         """Configure IPv6 RA suppress on the VPP interface."""
-        self.test.vapi.sw_interface_ra_suppress(self.sw_if_index)
+        self.test.vapi.sw_interface_ip6nd_ra_config(
+            sw_if_index=self.sw_if_index,
+            suppress=1)
+        return self
+
+    def ip6_ra_config(self, no=0, suppress=0, send_unicast=0):
+        """Configure IPv6 RA suppress on the VPP interface."""
+        self.test.vapi.sw_interface_ip6nd_ra_config(
+            sw_if_index=self.sw_if_index,
+            is_no=no,
+            suppress=suppress,
+            send_unicast=send_unicast)
+        return self
+
+    def ip6_ra_prefix(self, prefix, is_no=0,
+                      off_link=0, no_autoconfig=0, use_default=0):
+        """Configure IPv6 RA suppress on the VPP interface.
+
+        prefix can be a string in the format of '<address>/<length_in_bits>'
+        or ipaddress.ipnetwork object (if strict.)"""
+
+        self.test.vapi.sw_interface_ip6nd_ra_prefix(
+            sw_if_index=self.sw_if_index,
+            prefix=prefix,
+            use_default=use_default,
+            off_link=off_link, no_autoconfig=no_autoconfig,
+            is_no=is_no)
+        return self
 
     def admin_up(self):
         """Put interface ADMIN-UP."""
-        self.test.vapi.sw_interface_set_flags(self.sw_if_index, admin_up_down=1)
+        self.test.vapi.sw_interface_set_flags(
+            self.sw_if_index,
+            flags=VppEnum.vl_api_if_status_flags_t.IF_STATUS_API_FLAG_ADMIN_UP)
+        return self
+
+    def admin_down(self):
+        """Put interface ADMIN-down."""
+        self.test.vapi.sw_interface_set_flags(self.sw_if_index,
+                                              flags=0)
+        return self
+
+    def link_up(self):
+        """Put interface link-state-UP."""
+        self.test.vapi.cli("test interface link-state %s up" % self.name)
+
+    def link_down(self):
+        """Put interface link-state-down."""
+        self.test.vapi.cli("test interface link-state %s down" % self.name)
+
+    def ip6_enable(self):
+        """IPv6 Enable interface"""
+        self.test.vapi.sw_interface_ip6_enable_disable(self.sw_if_index,
+                                                       enable=1)
+        return self
+
+    def ip6_disable(self):
+        """Put interface ADMIN-DOWN."""
+        self.test.vapi.sw_interface_ip6_enable_disable(self.sw_if_index,
+                                                       enable=0)
+        return self
 
     def add_sub_if(self, sub_if):
         """Register a sub-interface with this interface.
@@ -226,8 +401,102 @@ class VppInterface(object):
                 self.sub_if.append(sub_if)
             else:
                 self.sub_if = sub_if
+        return self
 
     def enable_mpls(self):
         """Enable MPLS on the VPP interface."""
-        self.test.vapi.sw_interface_enable_disable_mpls(
-            self.sw_if_index)
+        self.test.vapi.sw_interface_set_mpls_enable(self.sw_if_index)
+        return self
+
+    def disable_mpls(self):
+        """Enable MPLS on the VPP interface."""
+        self.test.vapi.sw_interface_set_mpls_enable(self.sw_if_index, 0)
+        return self
+
+    def is_ip4_entry_in_fib_dump(self, dump):
+        for i in dump:
+            n = IPv4Network(text_type("%s/%d" % (self.local_ip4,
+                                                 self.local_ip4_prefix_len)))
+            if i.route.prefix == n and \
+               i.route.table_id == self.ip4_table_id:
+                return True
+        return False
+
+    def set_unnumbered(self, ip_sw_if_index):
+        """ Set the interface to unnumbered via ip_sw_if_index """
+        self.test.vapi.sw_interface_set_unnumbered(ip_sw_if_index,
+                                                   self.sw_if_index)
+        return self
+
+    def unset_unnumbered(self, ip_sw_if_index):
+        """ Unset the interface to unnumbered via ip_sw_if_index """
+        self.test.vapi.sw_interface_set_unnumbered(ip_sw_if_index,
+                                                   self.sw_if_index, is_add=0)
+        return self
+
+    def set_proxy_arp(self, enable=1):
+        """ Set the interface to enable/disable Proxy ARP """
+        self.test.vapi.proxy_arp_intfc_enable_disable(
+            sw_if_index=self.sw_if_index,
+            enable=enable)
+        return self
+
+    def query_vpp_config(self):
+        dump = self.test.vapi.sw_interface_dump(sw_if_index=self.sw_if_index)
+        return self.is_interface_config_in_dump(dump)
+
+    def get_interface_config_from_dump(self, dump):
+        for i in dump:
+            if i.interface_name.rstrip(' \t\r\n\0') == self.name and \
+                    i.sw_if_index == self.sw_if_index:
+                return i
+        else:
+            return None
+
+    def is_interface_config_in_dump(self, dump):
+        return self.get_interface_config_from_dump(dump) is not None
+
+    def assert_interface_state(self, admin_up_down, link_up_down,
+                               expect_event=False):
+        if expect_event:
+            event = self.test.vapi.wait_for_event(timeout=1,
+                                                  name='sw_interface_event')
+            self.test.assert_equal(event.sw_if_index, self.sw_if_index,
+                                   "sw_if_index")
+            self.test.assert_equal((event.flags & 1), admin_up_down,
+                                   "admin state")
+            self.test.assert_equal((event.flags & 2), link_up_down,
+                                   "link state")
+        dump = self.test.vapi.sw_interface_dump()
+        if_state = self.get_interface_config_from_dump(dump)
+        self.test.assert_equal((if_state.flags & 1), admin_up_down,
+                               "admin state")
+        self.test.assert_equal((if_state.flags & 2), link_up_down,
+                               "link state")
+
+    def __str__(self):
+        return self.name
+
+    def get_rx_stats(self):
+        c = self.test.statistics.get_counter("^/if/rx$")
+        return c[0][self.sw_if_index]
+
+    def get_tx_stats(self):
+        c = self.test.statistics.get_counter("^/if/tx$")
+        return c[0][self.sw_if_index]
+
+    def set_l3_mtu(self, mtu):
+        self.test.vapi.sw_interface_set_mtu(self.sw_if_index, [mtu, 0, 0, 0])
+        return self
+
+    def set_ip4_mtu(self, mtu):
+        self.test.vapi.sw_interface_set_mtu(self.sw_if_index, [0, mtu, 0, 0])
+        return self
+
+    def set_ip6_mtu(self, mtu):
+        self.test.vapi.sw_interface_set_mtu(self.sw_if_index, [0, 0, mtu, 0])
+        return self
+
+    def set_mpls_mtu(self, mtu):
+        self.test.vapi.sw_interface_set_mtu(self.sw_if_index, [0, 0, 0, mtu])
+        return self