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authorCarsten Koester <ckoester@cisco.com>2016-04-10 11:51:18 -0400
committerGerrit Code Review <gerrit@fd.io>2016-04-11 12:10:43 +0000
commit5538ed5471f5de3324924534cd8e43ee7c5a58d5 (patch)
treeadb44e71ac5e15c5713898d1da7e3737ae53488d /resources
parentca1b17f089c77380678cb329b044072d4e373f56 (diff)
Fix cosmetic issues in VIRL topologies
Fix cosmetic issues in VIRL topologies: - Replace double whitespace by single whitespace in XML - Remove reserved but unused IP address allocations from VIRL config - Modify "start-testcase" script to handle links without IP address Change-Id: Ie447bd91172df61b30ebb8650b56bdfca0f25fd4 Signed-off-by: Carsten Koester <ckoester@cisco.com>
Diffstat (limited to 'resources')
-rwxr-xr-xresources/tools/virl/bin/start-testcase5
-rw-r--r--resources/tools/virl/topologies/simple-ring-nested.virl17
-rw-r--r--resources/tools/virl/topologies/simple-ring.virl17
3 files changed, 17 insertions, 22 deletions
diff --git a/resources/tools/virl/bin/start-testcase b/resources/tools/virl/bin/start-testcase
index e532ec7ef3..b46f5add27 100755
--- a/resources/tools/virl/bin/start-testcase
+++ b/resources/tools/virl/bin/start-testcase
@@ -261,8 +261,9 @@ def main():
for key2 in data[session_id][key]:
topology[key]["nic-"+key2] = data[session_id][key][key2]
if 'ip-address' in topology[key]["nic-"+key2]:
- topology[key]["nic-"+key2]['ip-addr'] = re.split('\\/', \
- topology[key]["nic-"+key2]['ip-address'])[0]
+ if topology[key]["nic-"+key2]['ip-address'] is not None:
+ topology[key]["nic-"+key2]['ip-addr'] = re.split('\\/', \
+ topology[key]["nic-"+key2]['ip-address'])[0]
# Write ansible file
ansiblehosts = open(os.path.join(scratch_directory, 'ansible-hosts'), 'w')
diff --git a/resources/tools/virl/topologies/simple-ring-nested.virl b/resources/tools/virl/topologies/simple-ring-nested.virl
index e1da5709cc..b2768f2205 100644
--- a/resources/tools/virl/topologies/simple-ring-nested.virl
+++ b/resources/tools/virl/topologies/simple-ring-nested.virl
@@ -67,9 +67,6 @@ write_files:&#xD;
permissions: '0755'&#xD;
content: |-&#xD;
#!/bin/sh&#xD;
- ifconfig eth1 up 10.0.0.6 netmask 255.255.255.252&#xD;
- ifconfig eth2 up 10.0.0.14 netmask 255.255.255.252&#xD;
-
grep -q nfs_server_scratch /var/lib/cloud/instance/user-data.txt || exit 1
grep -q nfs_server_common /var/lib/cloud/instance/user-data.txt || exit 1
nfs_server_scratch=$(grep -E '^nfs_server_scratch:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
@@ -99,10 +96,10 @@ write_files:&#xD;
</entry>
<entry key="Auto-generate config" type="Boolean">false</entry>
</extensions>
- <interface id="0" name="eth1" ipv4="10.0.0.6" netPrefixLenV4="30"/>
- <interface id="1" name="eth2" ipv4="10.0.0.14" netPrefixLenV4="30"/>
+ <interface id="0" name="eth1"/>
+ <interface id="1" name="eth2"/>
</node>
- <node name="sut1" type="SIMPLE" subtype="vPP" location="425,26" vmImage="server-java-nested">
+ <node name="sut1" type="SIMPLE" subtype="vPP" location="425,26" vmImage="server-java-nested">
<extensions>
<entry key="config" type="string">#cloud-config
bootcmd:
@@ -195,8 +192,8 @@ write_files:
exit 0&#xD;
</entry>
</extensions>
- <interface id="0" name="GigabitEthernet0/4/0" ipv4="10.0.0.9" netPrefixLenV4="30"/>
- <interface id="1" name="GigabitEthernet0/5/0" ipv4="10.0.0.5" netPrefixLenV4="30"/>
+ <interface id="0" name="GigabitEthernet0/4/0"/>
+ <interface id="1" name="GigabitEthernet0/5/0"/>
</node>
<node name="sut2" type="SIMPLE" subtype="vPP" location="748,26" vmImage="server-java-nested">
<extensions>
@@ -291,8 +288,8 @@ write_files:
exit 0&#xD;
</entry>
</extensions>
- <interface id="0" name="GigabitEthernet0/4/0" ipv4="10.0.0.13" netPrefixLenV4="30"/>
- <interface id="1" name="GigabitEthernet0/5/0" ipv4="10.0.0.10" netPrefixLenV4="30"/>
+ <interface id="0" name="GigabitEthernet0/4/0"/>
+ <interface id="1" name="GigabitEthernet0/5/0"/>
</node>
<connection dst="/virl:topology/virl:node[1]/virl:interface[2]" src="/virl:topology/virl:node[3]/virl:interface[1]"/>
<connection dst="/virl:topology/virl:node[2]/virl:interface[2]" src="/virl:topology/virl:node[1]/virl:interface[1]"/>
diff --git a/resources/tools/virl/topologies/simple-ring.virl b/resources/tools/virl/topologies/simple-ring.virl
index 04babe5e99..82973aa745 100644
--- a/resources/tools/virl/topologies/simple-ring.virl
+++ b/resources/tools/virl/topologies/simple-ring.virl
@@ -67,9 +67,6 @@ write_files:&#xD;
permissions: '0755'&#xD;
content: |-&#xD;
#!/bin/sh&#xD;
- ifconfig eth1 up 10.0.0.6 netmask 255.255.255.252&#xD;
- ifconfig eth2 up 10.0.0.14 netmask 255.255.255.252&#xD;
-
grep -q nfs_server_scratch /var/lib/cloud/instance/user-data.txt || exit 1
grep -q nfs_server_common /var/lib/cloud/instance/user-data.txt || exit 1
nfs_server_scratch=$(grep -E '^nfs_server_scratch:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
@@ -99,10 +96,10 @@ write_files:&#xD;
</entry>
<entry key="Auto-generate config" type="Boolean">false</entry>
</extensions>
- <interface id="0" name="eth1" ipv4="10.0.0.6" netPrefixLenV4="30"/>
- <interface id="1" name="eth2" ipv4="10.0.0.14" netPrefixLenV4="30"/>
+ <interface id="0" name="eth1"/>
+ <interface id="1" name="eth2"/>
</node>
- <node name="sut1" type="SIMPLE" subtype="vPP" location="425,26" vmImage="server-java">
+ <node name="sut1" type="SIMPLE" subtype="vPP" location="425,26" vmImage="server-java">
<extensions>
<entry key="config" type="string">#cloud-config
bootcmd:
@@ -195,8 +192,8 @@ write_files:
exit 0&#xD;
</entry>
</extensions>
- <interface id="0" name="GigabitEthernet0/4/0" ipv4="10.0.0.9" netPrefixLenV4="30"/>
- <interface id="1" name="GigabitEthernet0/5/0" ipv4="10.0.0.5" netPrefixLenV4="30"/>
+ <interface id="0" name="GigabitEthernet0/4/0"/>
+ <interface id="1" name="GigabitEthernet0/5/0"/>
</node>
<node name="sut2" type="SIMPLE" subtype="vPP" location="748,26" vmImage="server-java">
<extensions>
@@ -291,8 +288,8 @@ write_files:
exit 0&#xD;
</entry>
</extensions>
- <interface id="0" name="GigabitEthernet0/4/0" ipv4="10.0.0.13" netPrefixLenV4="30"/>
- <interface id="1" name="GigabitEthernet0/5/0" ipv4="10.0.0.10" netPrefixLenV4="30"/>
+ <interface id="0" name="GigabitEthernet0/4/0"/>
+ <interface id="1" name="GigabitEthernet0/5/0"/>
</node>
<connection dst="/virl:topology/virl:node[1]/virl:interface[2]" src="/virl:topology/virl:node[3]/virl:interface[1]"/>
<connection dst="/virl:topology/virl:node[2]/virl:interface[2]" src="/virl:topology/virl:node[1]/virl:interface[1]"/>
d='n623' href='#n623'>623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660
/*
 * Copyright (c) 2015 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/*
 * interface.h: VNET interfaces/sub-interfaces
 *
 * Copyright (c) 2008 Eliot Dresselhaus
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef included_vnet_interface_h
#define included_vnet_interface_h

#include <vnet/unix/pcap.h>
#include <vnet/l3_types.h>

struct vnet_main_t;
struct vnet_hw_interface_t;
struct vnet_sw_interface_t;
struct ip46_address_t;

/* Interface up/down callback. */
typedef clib_error_t *(vnet_interface_function_t)
  (struct vnet_main_t * vnm, u32 if_index, u32 flags);

/* Sub-interface add/del callback. */
typedef clib_error_t *(vnet_subif_add_del_function_t)
  (struct vnet_main_t * vnm, u32 if_index,
   struct vnet_sw_interface_t * template, int is_add);

/* Interface set mac address callback. */
typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
  (struct vnet_hw_interface_t * hi, char *address);

typedef enum vnet_interface_function_priority_t_
{
  VNET_ITF_FUNC_PRIORITY_LOW,
  VNET_ITF_FUNC_PRIORITY_HIGH,
} vnet_interface_function_priority_t;
#define VNET_ITF_FUNC_N_PRIO ((vnet_interface_function_priority_t)VNET_ITF_FUNC_PRIORITY_HIGH+1)

typedef struct _vnet_interface_function_list_elt
{
  struct _vnet_interface_function_list_elt *next_interface_function;
  clib_error_t *(*fp) (struct vnet_main_t * vnm, u32 if_index, u32 flags);
} _vnet_interface_function_list_elt_t;

#define _VNET_INTERFACE_FUNCTION_DECL(f,tag)                            \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
    __attribute__((__constructor__)) ;                                  \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
{                                                                       \
 vnet_main_t * vnm = vnet_get_main();                                   \
 static _vnet_interface_function_list_elt_t init_function;              \
 init_function.next_interface_function =                                \
   vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW];                    \
 vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW] = &init_function;     \
 init_function.fp = (void *) &f;                                        \
}

#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p)                    \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
    __attribute__((__constructor__)) ;                                  \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
{                                                                       \
 vnet_main_t * vnm = vnet_get_main();                                   \
 static _vnet_interface_function_list_elt_t init_function;              \
 init_function.next_interface_function = vnm->tag##_functions[p];       \
 vnm->tag##_functions[p] = &init_function;                              \
 init_function.fp = (void *) &f;                                        \
}

#define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f)			\
  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f)		\
  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p)        \
  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
#define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f)			\
  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f)		\
  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_admin_up_down)
#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION_PRIO(f,p)     	\
  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,sw_interface_admin_up_down, p)

/* A class of hardware interface devices. */
typedef struct _vnet_device_class
{
  /* Index into main vector. */
  u32 index;

  /* Device name (e.g. "FOOBAR 1234a"). */
  char *name;

  /* Function to call when hardware interface is added/deleted. */
  vnet_interface_function_t *interface_add_del_function;

  /* Function to bring device administratively up/down. */
  vnet_interface_function_t *admin_up_down_function;

  /* Function to call when sub-interface is added/deleted */
  vnet_subif_add_del_function_t *subif_add_del_function;

  /* Redistribute flag changes/existence of this interface class. */
  u32 redistribute;

  /* Transmit function. */
  vlib_node_function_t *tx_function;

  /* Error strings indexed by error code for this node. */
  char **tx_function_error_strings;

  /* Number of error codes used by this node. */
  u32 tx_function_n_errors;

  /* Renumber device name [only!] support, a control-plane kludge */
  int (*name_renumber) (struct vnet_hw_interface_t * hi,
			u32 new_dev_instance);

  /* Format device instance as name. */
  format_function_t *format_device_name;

  /* Parse function for device name. */
  unformat_function_t *unformat_device_name;

  /* Format device verbosely for this class. */
  format_function_t *format_device;

  /* Trace buffer format for TX function. */
  format_function_t *format_tx_trace;

  /* Function to clear hardware counters for device. */
  void (*clear_counters) (u32 dev_class_instance);

    uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
					   u32 hw_if_index,
					   u32 hw_class_index);

  /* Called when hardware class of an interface changes. */
  void (*hw_class_change) (struct vnet_main_t * vnm,
			   u32 hw_if_index, u32 new_hw_class_index);

  /* Called to redirect traffic from a specific interface instance */
  void (*rx_redirect_to_node) (struct vnet_main_t * vnm,
			       u32 hw_if_index, u32 node_index);

  /* Link-list of all device classes set up by constructors created below */
  struct _vnet_device_class *next_class_registration;

  /* Splice vnet_interface_output_node into TX path */
  u8 flatten_output_chains;

  /* Function to set mac address. */
  vnet_interface_set_mac_address_function_t *mac_addr_change_function;
} vnet_device_class_t;

#define VNET_DEVICE_CLASS(x,...)                                        \
  __VA_ARGS__ vnet_device_class_t x;                                    \
static void __vnet_add_device_class_registration_##x (void)             \
    __attribute__((__constructor__)) ;                                  \
static void __vnet_add_device_class_registration_##x (void)             \
{                                                                       \
    vnet_main_t * vnm = vnet_get_main();                                \
    x.next_class_registration = vnm->device_class_registrations;        \
    vnm->device_class_registrations = &x;                               \
}                                                                       \
__VA_ARGS__ vnet_device_class_t x

#define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt)		\
  uword									\
  __attribute__ ((flatten))						\
  __attribute__ ((target (tgt)))					\
  CLIB_CPU_OPTIMIZED							\
  fn ## _ ## arch ( vlib_main_t * vm,					\
                   vlib_node_runtime_t * node,				\
                   vlib_frame_t * frame)				\
  { return fn (vm, node, frame); }

#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)			\
  foreach_march_variant(VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE, fn)

#if CLIB_DEBUG > 0
#define VLIB_MULTIARCH_CLONE_AND_SELECT_FN(fn,...)
#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)
#else
#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)			\
  VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)				\
  CLIB_MULTIARCH_SELECT_FN(fn, static inline)				\
  static void __attribute__((__constructor__))				\
  __vlib_device_tx_function_multiarch_select_##dev (void)		\
  { dev.tx_function = fn ## _multiarch_select(); }
#endif

/**
 * Link Type: A description of the protocol of packets on the link.
 * On an ethernet link this maps directly into the ethertype. On a GRE tunnel
 * it maps to the GRE-proto, etc for other lnk types.
 */
typedef enum vnet_link_t_
{
#if CLIB_DEBUG > 0
  VNET_LINK_IP4 = 1,
#else
  VNET_LINK_IP4 = 0,
#endif
  VNET_LINK_IP6,
  VNET_LINK_MPLS,
  VNET_LINK_ETHERNET,
  VNET_LINK_ARP,
  VNET_LINK_NSH,
} __attribute__ ((packed)) vnet_link_t;

#define VNET_LINKS {                   \
    [VNET_LINK_ETHERNET] = "ethernet", \
    [VNET_LINK_IP4] = "ipv4",          \
    [VNET_LINK_IP6] = "ipv6",          \
    [VNET_LINK_MPLS] = "mpls",         \
    [VNET_LINK_ARP] = "arp",	       \
    [VNET_LINK_NSH] = "nsh",           \
}

/**
 * @brief Number of link types. Not part of the enum so it does not have to be included in
 * switch statements
 */
#define VNET_LINK_NUM (VNET_LINK_NSH+1)

/**
 * @brief Convert a link to to an Ethertype
 */
extern vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link);

/**
 * @brief Attributes assignable to a HW interface Class.
 */
typedef enum vnet_hw_interface_class_flags_t_
{
  /**
   * @brief a point 2 point interface
   */
  VNET_HW_INTERFACE_CLASS_FLAG_P2P = (1 << 0),
} vnet_hw_interface_class_flags_t;

/* Layer-2 (e.g. Ethernet) interface class. */
typedef struct _vnet_hw_interface_class
{
  /* Index into main vector. */
  u32 index;

  /* Class name (e.g. "Ethernet"). */
  char *name;

  /* Flags */
  vnet_hw_interface_class_flags_t flags;

  /* Function to call when hardware interface is added/deleted. */
  vnet_interface_function_t *interface_add_del_function;

  /* Function to bring interface administratively up/down. */
  vnet_interface_function_t *admin_up_down_function;

  /* Function to call when link state changes. */
  vnet_interface_function_t *link_up_down_function;

  /* Function to call when link MAC changes. */
  vnet_interface_set_mac_address_function_t *mac_addr_change_function;

  /* Format function to display interface name. */
  format_function_t *format_interface_name;

  /* Format function to display interface address. */
  format_function_t *format_address;

  /* Format packet header for this interface class. */
  format_function_t *format_header;

  /* Format device verbosely for this class. */
  format_function_t *format_device;

  /* Parser for hardware (e.g. ethernet) address. */
  unformat_function_t *unformat_hw_address;

  /* Parser for packet header for e.g. rewrite string. */
  unformat_function_t *unformat_header;

  /* Builds a rewrite string for the interface to the destination
   * for the payload/link type. */
  u8 *(*build_rewrite) (struct vnet_main_t * vnm,
			u32 sw_if_index,
			vnet_link_t link_type, const void *dst_hw_address);

  /* Update an adjacecny added by FIB (as opposed to via the
   * neighbour resolution protocol). */
  void (*update_adjacency) (struct vnet_main_t * vnm,
			    u32 sw_if_index, u32 adj_index);

    uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
					   u32 hw_if_index,
					   u32 hw_class_index);

  /* Called when hw interface class is changed and old hardware instance
     may want to be deleted. */
  void (*hw_class_change) (struct vnet_main_t * vnm, u32 hw_if_index,
			   u32 old_class_index, u32 new_class_index);

  /* List of hw interface classes, built by constructors */
  struct _vnet_hw_interface_class *next_class_registration;

} vnet_hw_interface_class_t;

/**
 * @brief Return a complete, zero-length (aka dummy) rewrite
 */
extern u8 *default_build_rewrite (struct vnet_main_t *vnm,
				  u32 sw_if_index,
				  vnet_link_t link_type,
				  const void *dst_hw_address);

/**
 * @brief Default adjacency update function
 */
extern void default_update_adjacency (struct vnet_main_t *vnm,
				      u32 sw_if_index, u32 adj_index);

#define VNET_HW_INTERFACE_CLASS(x,...)                                  \
  __VA_ARGS__ vnet_hw_interface_class_t x;                              \
static void __vnet_add_hw_interface_class_registration_##x (void)       \
    __attribute__((__constructor__)) ;                                  \
static void __vnet_add_hw_interface_class_registration_##x (void)       \
{                                                                       \
    vnet_main_t * vnm = vnet_get_main();                                \
    x.next_class_registration = vnm->hw_interface_class_registrations;  \
    vnm->hw_interface_class_registrations = &x;                         \
}                                                                       \
__VA_ARGS__ vnet_hw_interface_class_t x

/* Hardware-interface.  This corresponds to a physical wire
   that packets flow over. */
typedef struct vnet_hw_interface_t
{
  /* Interface name. */
  u8 *name;

  u32 flags;
  /* Hardware link state is up. */
#define VNET_HW_INTERFACE_FLAG_LINK_UP		(1 << 0)
  /* Hardware duplex state */
#define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT	1
#define VNET_HW_INTERFACE_FLAG_HALF_DUPLEX	(1 << 1)
#define VNET_HW_INTERFACE_FLAG_FULL_DUPLEX	(1 << 2)
#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK	\
  (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX |		\
   VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)

  /* Hardware link speed */
#define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT	3
#define VNET_HW_INTERFACE_FLAG_SPEED_10M	(1 << 3)
#define VNET_HW_INTERFACE_FLAG_SPEED_100M	(1 << 4)
#define VNET_HW_INTERFACE_FLAG_SPEED_1G		(1 << 5)
#define VNET_HW_INTERFACE_FLAG_SPEED_10G	(1 << 6)
#define VNET_HW_INTERFACE_FLAG_SPEED_40G	(1 << 7)
#define VNET_HW_INTERFACE_FLAG_SPEED_100G	(1 << 8)
#define VNET_HW_INTERFACE_FLAG_SPEED_MASK	\
  (VNET_HW_INTERFACE_FLAG_SPEED_10M |		\
   VNET_HW_INTERFACE_FLAG_SPEED_100M |		\
   VNET_HW_INTERFACE_FLAG_SPEED_1G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_10G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_40G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_100G)

  /* l2output node flags */
#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_SHIFT	9
#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED	(1 << 9)

  /* Hardware address as vector.  Zero (e.g. zero-length vector) if no
     address for this class (e.g. PPP). */
  u8 *hw_address;

  /* Interface is up as far as software is concerned. */
  /* NAME.{output,tx} nodes for this interface. */
  u32 output_node_index, tx_node_index;

  /* (dev_class, dev_instance) uniquely identifies hw interface. */
  u32 dev_class_index;
  u32 dev_instance;

  /* (hw_class, hw_instance) uniquely identifies hw interface. */
  u32 hw_class_index;
  u32 hw_instance;

  /* Hardware index for this hardware interface. */
  u32 hw_if_index;

  /* Software index for this hardware interface. */
  u32 sw_if_index;

  /* Maximum transmit rate for this interface in bits/sec. */
  f64 max_rate_bits_per_sec;

  /* Smallest packet size supported by this interface. */
  u32 min_supported_packet_bytes;

  /* Largest packet size supported by this interface. */
  u32 max_supported_packet_bytes;

  /* Smallest packet size for this interface. */
  u32 min_packet_bytes;

  /* Largest packet size for this interface. */
  u32 max_packet_bytes;

  /* Number of extra bytes that go on the wire.
     Packet length on wire
     = max (length + per_packet_overhead_bytes, min_packet_bytes). */
  u32 per_packet_overhead_bytes;

  /* Receive and transmit layer 3 packet size limits (MRU/MTU). */
  u32 max_l3_packet_bytes[VLIB_N_RX_TX];

  /* Hash table mapping sub interface id to sw_if_index. */
  uword *sub_interface_sw_if_index_by_id;

  /* Count of number of L2 subinterfaces */
  u32 l2_if_count;

  /* Bonded interface info -
     0       - not a bonded interface nor a slave
     ~0      - slave to a bonded interface
     others  - A bonded interface with a pointer to bitmap for all slaves */
  uword *bond_info;
#define VNET_HW_INTERFACE_BOND_INFO_NONE ((uword *) 0)
#define VNET_HW_INTERFACE_BOND_INFO_SLAVE ((uword *) ~0)

} vnet_hw_interface_t;

extern vnet_device_class_t vnet_local_interface_device_class;

typedef enum
{
  /* A hw interface. */
  VNET_SW_INTERFACE_TYPE_HARDWARE,

  /* A sub-interface. */
  VNET_SW_INTERFACE_TYPE_SUB,
} vnet_sw_interface_type_t;

typedef struct
{
  /*
   * Subinterface ID. A number 0-N to uniquely identify
   * this subinterface under the main (parent?) interface
   */
  u32 id;

  /* Classification data. Used to associate packet header with subinterface. */
  struct
  {
    u16 outer_vlan_id;
    u16 inner_vlan_id;
    union
    {
      u16 raw_flags;
      struct
      {
	u16 no_tags:1;
	u16 one_tag:1;
	u16 two_tags:1;
	u16 dot1ad:1;		/* 0 = dot1q, 1=dot1ad */
	u16 exact_match:1;
	u16 default_sub:1;
	u16 outer_vlan_id_any:1;
	u16 inner_vlan_id_any:1;
      } flags;
    };
  } eth;
} vnet_sub_interface_t;

typedef enum
{
  /* Always flood */
  VNET_FLOOD_CLASS_NORMAL,
  VNET_FLOOD_CLASS_TUNNEL_MASTER,
  /* Does not flood when tunnel master is in the same L2 BD */
  VNET_FLOOD_CLASS_TUNNEL_NORMAL
} vnet_flood_class_t;

/* Software-interface.  This corresponds to a Ethernet VLAN, ATM vc, a
   tunnel, etc.  Configuration (e.g. IP address) gets attached to
   software interface. */
typedef struct
{
  vnet_sw_interface_type_t type:16;

  u16 flags;
  /* Interface is "up" meaning adminstratively up.
     Up in the sense of link state being up is maintained by hardware interface. */
#define VNET_SW_INTERFACE_FLAG_ADMIN_UP (1 << 0)

  /* Interface is disabled for forwarding: punt all traffic to slow-path. */
#define VNET_SW_INTERFACE_FLAG_PUNT (1 << 1)

#define VNET_SW_INTERFACE_FLAG_PROXY_ARP (1 << 2)

#define VNET_SW_INTERFACE_FLAG_UNNUMBERED (1 << 3)

#define VNET_SW_INTERFACE_FLAG_BOND_SLAVE (1 << 4)

  /* Index for this interface. */
  u32 sw_if_index;

  /* Software interface index of super-interface;
     equal to sw_if_index if this interface is not a
     sub-interface. */
  u32 sup_sw_if_index;

  /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
  u32 unnumbered_sw_if_index;

  u32 link_speed;

  union
  {
    /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
    u32 hw_if_index;

    /* VNET_SW_INTERFACE_TYPE_SUB. */
    vnet_sub_interface_t sub;
  };

  vnet_flood_class_t flood_class;
} vnet_sw_interface_t;

typedef enum
{
  /* Simple counters. */
  VNET_INTERFACE_COUNTER_DROP = 0,
  VNET_INTERFACE_COUNTER_PUNT = 1,
  VNET_INTERFACE_COUNTER_IP4 = 2,
  VNET_INTERFACE_COUNTER_IP6 = 3,
  VNET_INTERFACE_COUNTER_RX_NO_BUF = 4,
  VNET_INTERFACE_COUNTER_RX_MISS = 5,
  VNET_INTERFACE_COUNTER_RX_ERROR = 6,
  VNET_INTERFACE_COUNTER_TX_ERROR = 7,
  VNET_INTERFACE_COUNTER_MPLS = 8,
  VNET_N_SIMPLE_INTERFACE_COUNTER = 9,
  /* Combined counters. */
  VNET_INTERFACE_COUNTER_RX = 0,
  VNET_INTERFACE_COUNTER_TX = 1,
  VNET_N_COMBINED_INTERFACE_COUNTER = 2,
} vnet_interface_counter_type_t;

typedef struct
{
  u32 output_node_index;
  u32 tx_node_index;
} vnet_hw_interface_nodes_t;

typedef struct
{
  /* Hardware interfaces. */
  vnet_hw_interface_t *hw_interfaces;

  /* Hash table mapping HW interface name to index. */
  uword *hw_interface_by_name;

  /* Vectors if hardware interface classes and device classes. */
  vnet_hw_interface_class_t *hw_interface_classes;
  vnet_device_class_t *device_classes;

  /* Hash table mapping name to hw interface/device class. */
  uword *hw_interface_class_by_name;
  uword *device_class_by_name;

  /* Software interfaces. */
  vnet_sw_interface_t *sw_interfaces;

  /* Hash table mapping sub intfc sw_if_index by sup sw_if_index and sub id */
  uword *sw_if_index_by_sup_and_sub;

  /* Software interface counters both simple and combined
     packet and byte counters. */
  volatile u32 *sw_if_counter_lock;
  vlib_simple_counter_main_t *sw_if_counters;
  vlib_combined_counter_main_t *combined_sw_if_counters;

  vnet_hw_interface_nodes_t *deleted_hw_interface_nodes;

  /* pcap drop tracing */
  int drop_pcap_enable;
  pcap_main_t pcap_main;
  u8 *pcap_filename;
  u32 pcap_sw_if_index;
  u32 pcap_pkts_to_capture;
  uword *pcap_drop_filter_hash;

  /* feature_arc_index */
  u8 output_feature_arc_index;
} vnet_interface_main_t;

static inline void
vnet_interface_counter_lock (vnet_interface_main_t * im)
{
  if (im->sw_if_counter_lock)
    while (__sync_lock_test_and_set (im->sw_if_counter_lock, 1))
      /* zzzz */ ;
}

static inline void
vnet_interface_counter_unlock (vnet_interface_main_t * im)
{
  if (im->sw_if_counter_lock)
    *im->sw_if_counter_lock = 0;
}

void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);

int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);

#endif /* included_vnet_interface_h */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */