aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/pvti/api.c
blob: cda39ad44e8be9407680c561a9b5d0b82b1fb09c (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
#include <vnet/vnet.h>
#include <vlibmemory/api.h>

#include <vnet/format_fns.h>
#include <vnet/ip/ip_types_api.h>
#include <vlibapi/api.h>

#include <pvti/pvti.api_enum.h>
#include <pvti/pvti.api_types.h>

#include <pvti/pvti.h>
#include <pvti/pvti_if.h>

#define REPLY_MSG_ID_BASE pvm->msg_id_base
#include <vlibapi/api_helper_macros.h>

typedef struct
{
  vl_api_registration_t *reg;
  u32 context;
} pvti_if_details_ctx_t;

typedef struct
{

} pvti_interface_dump_ctx_t;

static walk_rc_t
pvti_if_send_details (index_t pvtii, void *data)
{
  vl_api_pvti_interface_details_t *rmp;
  pvti_if_details_ctx_t *ctx = data;
  const pvti_if_t *pvi;

  pvi = pvti_if_get (pvtii);

  rmp = vl_msg_api_alloc_zero (sizeof (*rmp));
  rmp->_vl_msg_id =
    htons (VL_API_PVTI_INTERFACE_DETAILS + pvti_main.msg_id_base);

  rmp->interface.sw_if_index = htonl (pvi->sw_if_index);
  rmp->interface.local_port = htons (pvi->local_port);
  rmp->interface.remote_port = htons (pvi->remote_port);
  rmp->interface.underlay_mtu = htons (pvi->underlay_mtu);

  ip_address_encode2 (&pvi->local_ip, &rmp->interface.local_ip);
  ip_address_encode2 (&pvi->remote_ip, &rmp->interface.remote_ip);

  rmp->context = ctx->context;

  vl_api_send_msg (ctx->reg, (u8 *) rmp);

  return (WALK_CONTINUE);
}

static void
vl_api_pvti_interface_dump_t_handler (vl_api_pvti_interface_dump_t *mp)
{
  vl_api_registration_t *reg;
  // pvti_main_t *pvm = &pvti_main;

  reg = vl_api_client_index_to_registration (mp->client_index);
  if (reg == 0)
    return;

  pvti_if_details_ctx_t ctx = {
    .reg = reg,
    .context = mp->context,
  };

  u32 sw_if_index = ntohl (mp->sw_if_index);
  if (sw_if_index == ~0)
    pvti_if_walk (pvti_if_send_details, &ctx);
  else
    {
      index_t pvtii = pvti_if_find_by_sw_if_index (sw_if_index);
      if (pvtii != INDEX_INVALID)
	pvti_if_send_details (pvtii, &ctx);
    }
}

static void
vl_api_pvti_interface_create_t_handler (vl_api_pvti_interface_create_t *mp)
{
  vl_api_pvti_interface_create_reply_t *rmp;
  pvti_main_t *pvm = &pvti_main;
  int rv = ~0;
  u32 sw_if_index = ~0;
  ip_address_t local_ip;
  ip_address_t remote_ip;

  ip_address_decode2 (&mp->interface.local_ip, &local_ip);
  ip_address_decode2 (&mp->interface.remote_ip, &remote_ip);
  u16 lport = clib_host_to_net_u16 (mp->interface.local_port);
  u16 rport = clib_host_to_net_u16 (mp->interface.remote_port);
  u16 underlay_mtu = clib_host_to_net_u16 (mp->interface.underlay_mtu);
  u32 underlay_fib_index =
    clib_host_to_net_u32 (mp->interface.underlay_fib_index);
  pvti_peer_address_method_t peer_address_method =
    mp->interface.peer_address_from_payload ? PVTI_PEER_ADDRESS_FROM_PAYLOAD :
					      PVTI_PEER_ADDRESS_FIXED;

  if (underlay_mtu == 0)
    {
      underlay_mtu = 1500;
    }

  rv =
    pvti_if_create (&local_ip, lport, &remote_ip, rport, peer_address_method,
		    underlay_mtu, underlay_fib_index, &sw_if_index);

  REPLY_MACRO2 (VL_API_PVTI_INTERFACE_CREATE_REPLY,
		{ rmp->sw_if_index = htonl (sw_if_index); });
}

static void
vl_api_pvti_interface_delete_t_handler (vl_api_pvti_interface_delete_t *mp)
{
  vl_api_pvti_interface_delete_reply_t *rmp;
  pvti_main_t *pvm = &pvti_main;
  int rv = 0;

  rv = pvti_if_delete (ntohl (mp->sw_if_index));
  REPLY_MACRO (VL_API_PVTI_INTERFACE_DELETE_REPLY);
}

/* API definitions */
#include <pvti/pvti.api.c>

void
pvti_api_init ()
{
  pvti_main_t *pvm = &pvti_main;
  /* Add our API messages to the global name_crc hash table */
  pvm->msg_id_base = setup_message_id_table ();
}