DPDK  17.11.10
examples/ip_pipeline/pipeline/pipeline_routing.c
/*-
* BSD LICENSE
*
* Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cmdline_parse.h>
#include <cmdline_parse_num.h>
#include <cmdline_parse_string.h>
#include "app.h"
#include "pipeline_common_fe.h"
#include "pipeline_routing.h"
#include "parser.h"
struct app_pipeline_routing_route {
struct pipeline_routing_route_key key;
struct pipeline_routing_route_data data;
void *entry_ptr;
TAILQ_ENTRY(app_pipeline_routing_route) node;
};
struct app_pipeline_routing_arp_entry {
struct pipeline_routing_arp_key key;
struct ether_addr macaddr;
void *entry_ptr;
TAILQ_ENTRY(app_pipeline_routing_arp_entry) node;
};
struct pipeline_routing {
/* Parameters */
struct app_params *app;
uint32_t pipeline_id;
uint32_t n_ports_in;
uint32_t n_ports_out;
struct pipeline_routing_params rp;
/* Links */
uint32_t link_id[PIPELINE_MAX_PORT_OUT];
/* Routes */
TAILQ_HEAD(, app_pipeline_routing_route) routes;
uint32_t n_routes;
uint32_t default_route_present;
uint32_t default_route_port_id;
void *default_route_entry_ptr;
/* ARP entries */
TAILQ_HEAD(, app_pipeline_routing_arp_entry) arp_entries;
uint32_t n_arp_entries;
uint32_t default_arp_entry_present;
uint32_t default_arp_entry_port_id;
void *default_arp_entry_ptr;
};
static int
app_pipeline_routing_find_link(struct pipeline_routing *p,
uint32_t link_id,
uint32_t *port_id)
{
uint32_t i;
for (i = 0; i < p->n_ports_out; i++)
if (p->link_id[i] == link_id) {
*port_id = i;
return 0;
}
return -1;
}
static void
app_pipeline_routing_link_op(__rte_unused struct app_params *app,
uint32_t link_id,
uint32_t up,
void *arg)
{
struct pipeline_routing_route_key key0, key1;
struct pipeline_routing *p = arg;
struct app_link_params *lp;
uint32_t port_id, netmask;
int status;
if (app == NULL)
return;
APP_PARAM_FIND_BY_ID(app->link_params, "LINK", link_id, lp);
if (lp == NULL)
return;
status = app_pipeline_routing_find_link(p,
link_id,
&port_id);
if (status)
return;
netmask = (~0U) << (32 - lp->depth);
/* Local network (directly attached network) */
key0.type = PIPELINE_ROUTING_ROUTE_IPV4;
key0.key.ipv4.ip = lp->ip & netmask;
key0.key.ipv4.depth = lp->depth;
/* Local termination */
key1.type = PIPELINE_ROUTING_ROUTE_IPV4;
key1.key.ipv4.ip = lp->ip;
key1.key.ipv4.depth = 32;
if (up) {
struct pipeline_routing_route_data data0, data1;
/* Local network (directly attached network) */
memset(&data0, 0, sizeof(data0));
data0.flags = PIPELINE_ROUTING_ROUTE_LOCAL |
PIPELINE_ROUTING_ROUTE_ARP;
if (p->rp.encap == PIPELINE_ROUTING_ENCAP_ETHERNET_QINQ)
data0.flags |= PIPELINE_ROUTING_ROUTE_QINQ;
if (p->rp.encap == PIPELINE_ROUTING_ENCAP_ETHERNET_MPLS) {
data0.flags |= PIPELINE_ROUTING_ROUTE_MPLS;
data0.l2.mpls.n_labels = 1;
}
data0.port_id = port_id;
if (p->rp.n_arp_entries)
app_pipeline_routing_add_route(app,
p->pipeline_id,
&key0,
&data0);
/* Local termination */
memset(&data1, 0, sizeof(data1));
data1.flags = PIPELINE_ROUTING_ROUTE_LOCAL |
PIPELINE_ROUTING_ROUTE_ARP;
if (p->rp.encap == PIPELINE_ROUTING_ENCAP_ETHERNET_QINQ)
data1.flags |= PIPELINE_ROUTING_ROUTE_QINQ;
if (p->rp.encap == PIPELINE_ROUTING_ENCAP_ETHERNET_MPLS) {
data1.flags |= PIPELINE_ROUTING_ROUTE_MPLS;
data1.l2.mpls.n_labels = 1;
}
data1.port_id = p->rp.port_local_dest;
app_pipeline_routing_add_route(app,
p->pipeline_id,
&key1,
&data1);
} else {
/* Local network (directly attached network) */
if (p->rp.n_arp_entries)
app_pipeline_routing_delete_route(app,
p->pipeline_id,
&key0);
/* Local termination */
app_pipeline_routing_delete_route(app,
p->pipeline_id,
&key1);
}
}
static int
app_pipeline_routing_set_link_op(
struct app_params *app,
struct pipeline_routing *p)
{
uint32_t port_id;
for (port_id = 0; port_id < p->n_ports_out; port_id++) {
struct app_link_params *link;
uint32_t link_id;
int status;
link = app_pipeline_track_pktq_out_to_link(app,
p->pipeline_id,
port_id);
if (link == NULL)
continue;
link_id = link - app->link_params;
p->link_id[port_id] = link_id;
status = app_link_set_op(app,
link_id,
p->pipeline_id,
app_pipeline_routing_link_op,
(void *) p);
if (status)
return status;
}
return 0;
}
static void *
app_pipeline_routing_init(struct pipeline_params *params,
void *arg)
{
struct app_params *app = (struct app_params *) arg;
struct pipeline_routing *p;
uint32_t pipeline_id, size;
int status;
/* Check input arguments */
if ((params == NULL) ||
(params->n_ports_in == 0) ||
(params->n_ports_out == 0))
return NULL;
APP_PARAM_GET_ID(params, "PIPELINE", pipeline_id);
/* Memory allocation */
size = RTE_CACHE_LINE_ROUNDUP(sizeof(struct pipeline_routing));
p = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE);
if (p == NULL)
return NULL;
/* Initialization */
p->app = app;
p->pipeline_id = pipeline_id;
p->n_ports_in = params->n_ports_in;
p->n_ports_out = params->n_ports_out;
status = pipeline_routing_parse_args(&p->rp, params);
if (status) {
rte_free(p);
return NULL;
}
TAILQ_INIT(&p->routes);
p->n_routes = 0;
TAILQ_INIT(&p->arp_entries);
p->n_arp_entries = 0;
app_pipeline_routing_set_link_op(app, p);
return p;
}
static int
app_pipeline_routing_post_init(void *pipeline)
{
struct pipeline_routing *p = pipeline;
/* Check input arguments */
if (p == NULL)
return -1;
return app_pipeline_routing_set_macaddr(p->app, p->pipeline_id);
}
static int
app_pipeline_routing_free(void *pipeline)
{
struct pipeline_routing *p = pipeline;
/* Check input arguments */
if (p == NULL)
return -1;
/* Free resources */
while (!TAILQ_EMPTY(&p->routes)) {
struct app_pipeline_routing_route *route;
route = TAILQ_FIRST(&p->routes);
TAILQ_REMOVE(&p->routes, route, node);
rte_free(route);
}
while (!TAILQ_EMPTY(&p->arp_entries)) {
struct app_pipeline_routing_arp_entry *arp_entry;
arp_entry = TAILQ_FIRST(&p->arp_entries);
TAILQ_REMOVE(&p->arp_entries, arp_entry, node);
rte_free(arp_entry);
}
rte_free(p);
return 0;
}
static struct app_pipeline_routing_route *
app_pipeline_routing_find_route(struct pipeline_routing *p,
const struct pipeline_routing_route_key *key)
{
struct app_pipeline_routing_route *it, *found;
found = NULL;
TAILQ_FOREACH(it, &p->routes, node) {
if ((key->type == it->key.type) &&
(key->key.ipv4.ip == it->key.key.ipv4.ip) &&
(key->key.ipv4.depth == it->key.key.ipv4.depth)) {
found = it;
break;
}
}
return found;
}
static struct app_pipeline_routing_arp_entry *
app_pipeline_routing_find_arp_entry(struct pipeline_routing *p,
const struct pipeline_routing_arp_key *key)
{
struct app_pipeline_routing_arp_entry *it, *found;
found = NULL;
TAILQ_FOREACH(it, &p->arp_entries, node) {
if ((key->type == it->key.type) &&
(key->key.ipv4.port_id == it->key.key.ipv4.port_id) &&
(key->key.ipv4.ip == it->key.key.ipv4.ip)) {
found = it;
break;
}
}
return found;
}
static void
print_route(const struct app_pipeline_routing_route *route)
{
if (route->key.type == PIPELINE_ROUTING_ROUTE_IPV4) {
const struct pipeline_routing_route_key_ipv4 *key =
&route->key.key.ipv4;
printf("IP Prefix = %" PRIu32 ".%" PRIu32
".%" PRIu32 ".%" PRIu32 "/%" PRIu32
" => (Port = %" PRIu32,
(key->ip >> 24) & 0xFF,
(key->ip >> 16) & 0xFF,
(key->ip >> 8) & 0xFF,
key->ip & 0xFF,
key->depth,
route->data.port_id);
if (route->data.flags & PIPELINE_ROUTING_ROUTE_LOCAL)
printf(", Local");
else if (route->data.flags & PIPELINE_ROUTING_ROUTE_ARP)
printf(
", Next Hop IP = %" PRIu32 ".%" PRIu32
".%" PRIu32 ".%" PRIu32,
(route->data.ethernet.ip >> 24) & 0xFF,
(route->data.ethernet.ip >> 16) & 0xFF,
(route->data.ethernet.ip >> 8) & 0xFF,
route->data.ethernet.ip & 0xFF);
else
printf(
", Next Hop HWaddress = %02" PRIx32
":%02" PRIx32 ":%02" PRIx32
":%02" PRIx32 ":%02" PRIx32
":%02" PRIx32,
route->data.ethernet.macaddr.addr_bytes[0],
route->data.ethernet.macaddr.addr_bytes[1],
route->data.ethernet.macaddr.addr_bytes[2],
route->data.ethernet.macaddr.addr_bytes[3],
route->data.ethernet.macaddr.addr_bytes[4],
route->data.ethernet.macaddr.addr_bytes[5]);
if (route->data.flags & PIPELINE_ROUTING_ROUTE_QINQ)
printf(", QinQ SVLAN = %" PRIu32 " CVLAN = %" PRIu32,
route->data.l2.qinq.svlan,
route->data.l2.qinq.cvlan);
if (route->data.flags & PIPELINE_ROUTING_ROUTE_MPLS) {
uint32_t i;
printf(", MPLS labels");
for (i = 0; i < route->data.l2.mpls.n_labels; i++)
printf(" %" PRIu32,
route->data.l2.mpls.labels[i]);
}
printf(")\n");
}
}
static void
print_arp_entry(const struct app_pipeline_routing_arp_entry *entry)
{
printf("(Port = %" PRIu32 ", IP = %" PRIu32 ".%" PRIu32
".%" PRIu32 ".%" PRIu32
") => HWaddress = %02" PRIx32 ":%02" PRIx32 ":%02" PRIx32
":%02" PRIx32 ":%02" PRIx32 ":%02" PRIx32 "\n",
entry->key.key.ipv4.port_id,
(entry->key.key.ipv4.ip >> 24) & 0xFF,
(entry->key.key.ipv4.ip >> 16) & 0xFF,
(entry->key.key.ipv4.ip >> 8) & 0xFF,
entry->key.key.ipv4.ip & 0xFF,
entry->macaddr.addr_bytes[0],
entry->macaddr.addr_bytes[1],
entry->macaddr.addr_bytes[2],
entry->macaddr.addr_bytes[3],
entry->macaddr.addr_bytes[4],
entry->macaddr.addr_bytes[5]);
}
static int
app_pipeline_routing_route_ls(struct app_params *app, uint32_t pipeline_id)
{
struct pipeline_routing *p;
struct app_pipeline_routing_route *it;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -EINVAL;
TAILQ_FOREACH(it, &p->routes, node)
print_route(it);
if (p->default_route_present)
printf("Default route: port %" PRIu32 " (entry ptr = %p)\n",
p->default_route_port_id,
p->default_route_entry_ptr);
else
printf("Default: DROP\n");
return 0;
}
int
app_pipeline_routing_add_route(struct app_params *app,
uint32_t pipeline_id,
struct pipeline_routing_route_key *key,
struct pipeline_routing_route_data *data)
{
struct pipeline_routing *p;
struct pipeline_routing_route_add_msg_req *req;
struct pipeline_routing_route_add_msg_rsp *rsp;
struct app_pipeline_routing_route *entry;
int new_entry;
/* Check input arguments */
if ((app == NULL) ||
(key == NULL) ||
(data == NULL))
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
switch (key->type) {
case PIPELINE_ROUTING_ROUTE_IPV4:
{
uint32_t depth = key->key.ipv4.depth;
uint32_t netmask;
/* key */
if ((depth == 0) || (depth > 32))
return -1;
netmask = (~0U) << (32 - depth);
key->key.ipv4.ip &= netmask;
/* data */
if (data->port_id >= p->n_ports_out)
return -1;
/* Valid range of VLAN tags 12 bits */
if (data->flags & PIPELINE_ROUTING_ROUTE_QINQ)
if ((data->l2.qinq.svlan & 0xF000) ||
(data->l2.qinq.cvlan & 0xF000))
return -1;
/* Max number of MPLS labels supported */
if (data->flags & PIPELINE_ROUTING_ROUTE_MPLS) {
uint32_t i;
if (data->l2.mpls.n_labels >
PIPELINE_ROUTING_MPLS_LABELS_MAX)
return -1;
/* Max MPLS label value 20 bits */
for (i = 0; i < data->l2.mpls.n_labels; i++)
if (data->l2.mpls.labels[i] & 0xFFF00000)
return -1;
}
}
break;
default:
return -1;
}
/* Find existing rule or allocate new rule */
entry = app_pipeline_routing_find_route(p, key);
new_entry = (entry == NULL);
if (entry == NULL) {
entry = rte_malloc(NULL, sizeof(*entry), RTE_CACHE_LINE_SIZE);
if (entry == NULL)
return -1;
}
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL) {
if (new_entry)
rte_free(entry);
return -1;
}
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ROUTE_ADD;
memcpy(&req->key, key, sizeof(*key));
memcpy(&req->data, data, sizeof(*data));
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL) {
if (new_entry)
rte_free(entry);
return -1;
}
/* Read response and write entry */
if (rsp->status ||
(rsp->entry_ptr == NULL) ||
((new_entry == 0) && (rsp->key_found == 0)) ||
((new_entry == 1) && (rsp->key_found == 1))) {
app_msg_free(app, rsp);
if (new_entry)
rte_free(entry);
return -1;
}
memcpy(&entry->key, key, sizeof(*key));
memcpy(&entry->data, data, sizeof(*data));
entry->entry_ptr = rsp->entry_ptr;
/* Commit entry */
if (new_entry) {
TAILQ_INSERT_TAIL(&p->routes, entry, node);
p->n_routes++;
}
/* Message buffer free */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_delete_route(struct app_params *app,
uint32_t pipeline_id,
struct pipeline_routing_route_key *key)
{
struct pipeline_routing *p;
struct pipeline_routing_route_delete_msg_req *req;
struct pipeline_routing_route_delete_msg_rsp *rsp;
struct app_pipeline_routing_route *entry;
/* Check input arguments */
if ((app == NULL) ||
(key == NULL))
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
switch (key->type) {
case PIPELINE_ROUTING_ROUTE_IPV4:
{
uint32_t depth = key->key.ipv4.depth;
uint32_t netmask;
/* key */
if ((depth == 0) || (depth > 32))
return -1;
netmask = (~0U) << (32 - depth);
key->key.ipv4.ip &= netmask;
}
break;
default:
return -1;
}
/* Find rule */
entry = app_pipeline_routing_find_route(p, key);
if (entry == NULL)
return 0;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -1;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ROUTE_DEL;
memcpy(&req->key, key, sizeof(*key));
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -1;
/* Read response */
if (rsp->status || !rsp->key_found) {
app_msg_free(app, rsp);
return -1;
}
/* Remove route */
TAILQ_REMOVE(&p->routes, entry, node);
p->n_routes--;
rte_free(entry);
/* Free response */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_add_default_route(struct app_params *app,
uint32_t pipeline_id,
uint32_t port_id)
{
struct pipeline_routing *p;
struct pipeline_routing_route_add_default_msg_req *req;
struct pipeline_routing_route_add_default_msg_rsp *rsp;
/* Check input arguments */
if (app == NULL)
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
if (port_id >= p->n_ports_out)
return -1;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -1;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ROUTE_ADD_DEFAULT;
req->port_id = port_id;
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -1;
/* Read response and write route */
if (rsp->status || (rsp->entry_ptr == NULL)) {
app_msg_free(app, rsp);
return -1;
}
p->default_route_port_id = port_id;
p->default_route_entry_ptr = rsp->entry_ptr;
/* Commit route */
p->default_route_present = 1;
/* Free response */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_delete_default_route(struct app_params *app,
uint32_t pipeline_id)
{
struct pipeline_routing *p;
struct pipeline_routing_arp_delete_default_msg_req *req;
struct pipeline_routing_arp_delete_default_msg_rsp *rsp;
/* Check input arguments */
if (app == NULL)
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -1;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ROUTE_DEL_DEFAULT;
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -1;
/* Read response and write route */
if (rsp->status) {
app_msg_free(app, rsp);
return -1;
}
/* Commit route */
p->default_route_present = 0;
/* Free response */
app_msg_free(app, rsp);
return 0;
}
static int
app_pipeline_routing_arp_ls(struct app_params *app, uint32_t pipeline_id)
{
struct pipeline_routing *p;
struct app_pipeline_routing_arp_entry *it;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -EINVAL;
TAILQ_FOREACH(it, &p->arp_entries, node)
print_arp_entry(it);
if (p->default_arp_entry_present)
printf("Default entry: port %" PRIu32 " (entry ptr = %p)\n",
p->default_arp_entry_port_id,
p->default_arp_entry_ptr);
else
printf("Default: DROP\n");
return 0;
}
int
app_pipeline_routing_add_arp_entry(struct app_params *app, uint32_t pipeline_id,
struct pipeline_routing_arp_key *key,
struct ether_addr *macaddr)
{
struct pipeline_routing *p;
struct pipeline_routing_arp_add_msg_req *req;
struct pipeline_routing_arp_add_msg_rsp *rsp;
struct app_pipeline_routing_arp_entry *entry;
int new_entry;
/* Check input arguments */
if ((app == NULL) ||
(key == NULL) ||
(macaddr == NULL))
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
switch (key->type) {
case PIPELINE_ROUTING_ARP_IPV4:
{
uint32_t port_id = key->key.ipv4.port_id;
/* key */
if (port_id >= p->n_ports_out)
return -1;
}
break;
default:
return -1;
}
/* Find existing entry or allocate new */
entry = app_pipeline_routing_find_arp_entry(p, key);
new_entry = (entry == NULL);
if (entry == NULL) {
entry = rte_malloc(NULL, sizeof(*entry), RTE_CACHE_LINE_SIZE);
if (entry == NULL)
return -1;
}
/* Message buffer allocation */
req = app_msg_alloc(app);
if (req == NULL) {
if (new_entry)
rte_free(entry);
return -1;
}
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ARP_ADD;
memcpy(&req->key, key, sizeof(*key));
ether_addr_copy(macaddr, &req->macaddr);
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL) {
if (new_entry)
rte_free(entry);
return -1;
}
/* Read response and write entry */
if (rsp->status ||
(rsp->entry_ptr == NULL) ||
((new_entry == 0) && (rsp->key_found == 0)) ||
((new_entry == 1) && (rsp->key_found == 1))) {
app_msg_free(app, rsp);
if (new_entry)
rte_free(entry);
return -1;
}
memcpy(&entry->key, key, sizeof(*key));
ether_addr_copy(macaddr, &entry->macaddr);
entry->entry_ptr = rsp->entry_ptr;
/* Commit entry */
if (new_entry) {
TAILQ_INSERT_TAIL(&p->arp_entries, entry, node);
p->n_arp_entries++;
}
/* Message buffer free */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_delete_arp_entry(struct app_params *app,
uint32_t pipeline_id,
struct pipeline_routing_arp_key *key)
{
struct pipeline_routing *p;
struct pipeline_routing_arp_delete_msg_req *req;
struct pipeline_routing_arp_delete_msg_rsp *rsp;
struct app_pipeline_routing_arp_entry *entry;
/* Check input arguments */
if ((app == NULL) ||
(key == NULL))
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -EINVAL;
switch (key->type) {
case PIPELINE_ROUTING_ARP_IPV4:
{
uint32_t port_id = key->key.ipv4.port_id;
/* key */
if (port_id >= p->n_ports_out)
return -1;
}
break;
default:
return -1;
}
/* Find rule */
entry = app_pipeline_routing_find_arp_entry(p, key);
if (entry == NULL)
return 0;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -1;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ARP_DEL;
memcpy(&req->key, key, sizeof(*key));
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -1;
/* Read response */
if (rsp->status || !rsp->key_found) {
app_msg_free(app, rsp);
return -1;
}
/* Remove entry */
TAILQ_REMOVE(&p->arp_entries, entry, node);
p->n_arp_entries--;
rte_free(entry);
/* Free response */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_add_default_arp_entry(struct app_params *app,
uint32_t pipeline_id,
uint32_t port_id)
{
struct pipeline_routing *p;
struct pipeline_routing_arp_add_default_msg_req *req;
struct pipeline_routing_arp_add_default_msg_rsp *rsp;
/* Check input arguments */
if (app == NULL)
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -1;
if (port_id >= p->n_ports_out)
return -1;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -1;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ARP_ADD_DEFAULT;
req->port_id = port_id;
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -1;
/* Read response and write entry */
if (rsp->status || rsp->entry_ptr == NULL) {
app_msg_free(app, rsp);
return -1;
}
p->default_arp_entry_port_id = port_id;
p->default_arp_entry_ptr = rsp->entry_ptr;
/* Commit entry */
p->default_arp_entry_present = 1;
/* Free response */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_delete_default_arp_entry(struct app_params *app,
uint32_t pipeline_id)
{
struct pipeline_routing *p;
struct pipeline_routing_arp_delete_default_msg_req *req;
struct pipeline_routing_arp_delete_default_msg_rsp *rsp;
/* Check input arguments */
if (app == NULL)
return -1;
p = app_pipeline_data_fe(app, pipeline_id, &pipeline_routing);
if (p == NULL)
return -EINVAL;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -ENOMEM;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_ARP_DEL_DEFAULT;
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -ETIMEDOUT;
/* Read response and write entry */
if (rsp->status) {
app_msg_free(app, rsp);
return rsp->status;
}
/* Commit entry */
p->default_arp_entry_present = 0;
/* Free response */
app_msg_free(app, rsp);
return 0;
}
int
app_pipeline_routing_set_macaddr(struct app_params *app,
uint32_t pipeline_id)
{
struct app_pipeline_params *p;
struct pipeline_routing_set_macaddr_msg_req *req;
struct pipeline_routing_set_macaddr_msg_rsp *rsp;
uint32_t port_id;
/* Check input arguments */
if (app == NULL)
return -EINVAL;
APP_PARAM_FIND_BY_ID(app->pipeline_params, "PIPELINE", pipeline_id, p);
if (p == NULL)
return -EINVAL;
/* Allocate and write request */
req = app_msg_alloc(app);
if (req == NULL)
return -ENOMEM;
req->type = PIPELINE_MSG_REQ_CUSTOM;
req->subtype = PIPELINE_ROUTING_MSG_REQ_SET_MACADDR;
memset(req->macaddr, 0, sizeof(req->macaddr));
for (port_id = 0; port_id < p->n_pktq_out; port_id++) {
struct app_link_params *link;
link = app_pipeline_track_pktq_out_to_link(app,
pipeline_id,
port_id);
if (link)
req->macaddr[port_id] = link->mac_addr;
}
/* Send request and wait for response */
rsp = app_msg_send_recv(app, pipeline_id, req, MSG_TIMEOUT_DEFAULT);
if (rsp == NULL)
return -ETIMEDOUT;
/* Read response and write entry */
if (rsp->status) {
app_msg_free(app, rsp);
return rsp->status;
}
/* Free response */
app_msg_free(app, rsp);
return 0;
}
/*
* route
*
* route add (ARP = ON/OFF, MPLS = ON/OFF, QINQ = ON/OFF):
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhmacaddr>
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhipaddr>
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhmacaddr> qinq <svlan> <cvlan>
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhipaddr> qinq <svlan> <cvlan>
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhmacaddr> mpls <mpls labels>
* p <pipelineid> route add <ipaddr> <depth> port <portid> ether <nhipaddr> mpls <mpls labels>
*
* route add default:
* p <pipelineid> route add default <portid>
*
* route del:
* p <pipelineid> route del <ipaddr> <depth>
*
* route del default:
* p <pipelineid> route del default
*
* route ls:
* p <pipelineid> route ls
*/
struct cmd_route_result {
cmdline_fixed_string_t p_string;
uint32_t p;
cmdline_fixed_string_t route_string;
cmdline_multi_string_t multi_string;
};
static void
cmd_route_parsed(
void *parsed_result,
__rte_unused struct cmdline *cl,
void *data)
{
struct cmd_route_result *params = parsed_result;
struct app_params *app = data;
char *tokens[16];
uint32_t n_tokens = RTE_DIM(tokens);
int status;
status = parse_tokenize_string(params->multi_string, tokens, &n_tokens);
if (status != 0) {
printf(CMD_MSG_TOO_MANY_ARGS, "route");
return;
}
/* route add */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "add") == 0) &&
strcmp(tokens[1], "default")) {
struct pipeline_routing_route_key key;
struct pipeline_routing_route_data route_data;
struct in_addr ipv4, nh_ipv4;
struct ether_addr mac_addr;
uint32_t depth, port_id, svlan, cvlan, i;
uint32_t mpls_labels[PIPELINE_ROUTING_MPLS_LABELS_MAX];
uint32_t n_labels = RTE_DIM(mpls_labels);
memset(&key, 0, sizeof(key));
memset(&route_data, 0, sizeof(route_data));
if (n_tokens < 7) {
printf(CMD_MSG_NOT_ENOUGH_ARGS, "route add");
return;
}
if (parse_ipv4_addr(tokens[1], &ipv4)) {
printf(CMD_MSG_INVALID_ARG, "ipaddr");
return;
}
if (parser_read_uint32(&depth, tokens[2])) {
printf(CMD_MSG_INVALID_ARG, "depth");
return;
}
if (strcmp(tokens[3], "port")) {
printf(CMD_MSG_ARG_NOT_FOUND, "port");
return;
}
if (parser_read_uint32(&port_id, tokens[4])) {
printf(CMD_MSG_INVALID_ARG, "portid");
return;
}
if (strcmp(tokens[5], "ether")) {
printf(CMD_MSG_ARG_NOT_FOUND, "ether");
return;
}
if (parse_mac_addr(tokens[6], &mac_addr)) {
if (parse_ipv4_addr(tokens[6], &nh_ipv4)) {
printf(CMD_MSG_INVALID_ARG, "nhmacaddr or nhipaddr");
return;
}
route_data.flags |= PIPELINE_ROUTING_ROUTE_ARP;
}
if (n_tokens > 7) {
if (strcmp(tokens[7], "mpls") == 0) {
if (n_tokens != 9) {
printf(CMD_MSG_MISMATCH_ARGS, "route add mpls");
return;
}
if (parse_mpls_labels(tokens[8], mpls_labels, &n_labels)) {
printf(CMD_MSG_INVALID_ARG, "mpls labels");
return;
}
route_data.flags |= PIPELINE_ROUTING_ROUTE_MPLS;
} else if (strcmp(tokens[7], "qinq") == 0) {
if (n_tokens != 10) {
printf(CMD_MSG_MISMATCH_ARGS, "route add qinq");
return;
}
if (parser_read_uint32(&svlan, tokens[8])) {
printf(CMD_MSG_INVALID_ARG, "svlan");
return;
}
if (parser_read_uint32(&cvlan, tokens[9])) {
printf(CMD_MSG_INVALID_ARG, "cvlan");
return;
}
route_data.flags |= PIPELINE_ROUTING_ROUTE_QINQ;
} else {
printf(CMD_MSG_ARG_NOT_FOUND, "mpls or qinq");
return;
}
}
switch (route_data.flags) {
case 0:
route_data.port_id = port_id;
route_data.ethernet.macaddr = mac_addr;
break;
case PIPELINE_ROUTING_ROUTE_ARP:
route_data.port_id = port_id;
route_data.ethernet.ip = rte_be_to_cpu_32(nh_ipv4.s_addr);
break;
case PIPELINE_ROUTING_ROUTE_MPLS:
route_data.port_id = port_id;
route_data.ethernet.macaddr = mac_addr;
for (i = 0; i < n_labels; i++)
route_data.l2.mpls.labels[i] = mpls_labels[i];
route_data.l2.mpls.n_labels = n_labels;
break;
case PIPELINE_ROUTING_ROUTE_MPLS | PIPELINE_ROUTING_ROUTE_ARP:
route_data.port_id = port_id;
route_data.ethernet.ip = rte_be_to_cpu_32(nh_ipv4.s_addr);
for (i = 0; i < n_labels; i++)
route_data.l2.mpls.labels[i] = mpls_labels[i];
route_data.l2.mpls.n_labels = n_labels;
break;
case PIPELINE_ROUTING_ROUTE_QINQ:
route_data.port_id = port_id;
route_data.ethernet.macaddr = mac_addr;
route_data.l2.qinq.svlan = svlan;
route_data.l2.qinq.cvlan = cvlan;
break;
case PIPELINE_ROUTING_ROUTE_QINQ | PIPELINE_ROUTING_ROUTE_ARP:
default:
route_data.port_id = port_id;
route_data.ethernet.ip = rte_be_to_cpu_32(nh_ipv4.s_addr);
route_data.l2.qinq.svlan = svlan;
route_data.l2.qinq.cvlan = cvlan;
break;
}
key.type = PIPELINE_ROUTING_ROUTE_IPV4;
key.key.ipv4.ip = rte_be_to_cpu_32(ipv4.s_addr);
key.key.ipv4.depth = depth;
status = app_pipeline_routing_add_route(app,
params->p,
&key,
&route_data);
if (status != 0)
printf(CMD_MSG_FAIL, "route add");
return;
} /* route add */
/* route add default */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "add") == 0) &&
(strcmp(tokens[1], "default") == 0)) {
uint32_t port_id;
if (n_tokens != 3) {
printf(CMD_MSG_MISMATCH_ARGS, "route add default");
return;
}
if (parser_read_uint32(&port_id, tokens[2])) {
printf(CMD_MSG_INVALID_ARG, "portid");
return;
}
status = app_pipeline_routing_add_default_route(app,
params->p,
port_id);
if (status != 0)
printf(CMD_MSG_FAIL, "route add default");
return;
} /* route add default */
/* route del*/
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "del") == 0) &&
strcmp(tokens[1], "default")) {
struct pipeline_routing_route_key key;
struct in_addr ipv4;
uint32_t depth;
memset(&key, 0, sizeof(key));
if (n_tokens != 3) {
printf(CMD_MSG_MISMATCH_ARGS, "route del");
return;
}
if (parse_ipv4_addr(tokens[1], &ipv4)) {
printf(CMD_MSG_INVALID_ARG, "ipaddr");
return;
}
if (parser_read_uint32(&depth, tokens[2])) {
printf(CMD_MSG_INVALID_ARG, "depth");
return;
}
key.type = PIPELINE_ROUTING_ROUTE_IPV4;
key.key.ipv4.ip = rte_be_to_cpu_32(ipv4.s_addr);
key.key.ipv4.depth = depth;
status = app_pipeline_routing_delete_route(app, params->p, &key);
if (status != 0)
printf(CMD_MSG_FAIL, "route del");
return;
} /* route del */
/* route del default */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "del") == 0) &&
(strcmp(tokens[1], "default") == 0)) {
if (n_tokens != 2) {
printf(CMD_MSG_MISMATCH_ARGS, "route del default");
return;
}
status = app_pipeline_routing_delete_default_route(app,
params->p);
if (status != 0)
printf(CMD_MSG_FAIL, "route del default");
return;
} /* route del default */
/* route ls */
if ((n_tokens >= 1) && (strcmp(tokens[0], "ls") == 0)) {
if (n_tokens != 1) {
printf(CMD_MSG_MISMATCH_ARGS, "route ls");
return;
}
status = app_pipeline_routing_route_ls(app, params->p);
if (status != 0)
printf(CMD_MSG_FAIL, "route ls");
return;
} /* route ls */
printf(CMD_MSG_MISMATCH_ARGS, "route");
}
static cmdline_parse_token_string_t cmd_route_p_string =
TOKEN_STRING_INITIALIZER(struct cmd_route_result, p_string, "p");
static cmdline_parse_token_num_t cmd_route_p =
TOKEN_NUM_INITIALIZER(struct cmd_route_result, p, UINT32);
static cmdline_parse_token_string_t cmd_route_route_string =
TOKEN_STRING_INITIALIZER(struct cmd_route_result, route_string, "route");
static cmdline_parse_token_string_t cmd_route_multi_string =
TOKEN_STRING_INITIALIZER(struct cmd_route_result, multi_string,
TOKEN_STRING_MULTI);
static cmdline_parse_inst_t cmd_route = {
.f = cmd_route_parsed,
.data = NULL,
.help_str = "route add / add default / del / del default / ls",
.tokens = {
(void *)&cmd_route_p_string,
(void *)&cmd_route_p,
(void *)&cmd_route_route_string,
(void *)&cmd_route_multi_string,
NULL,
},
};
/*
* arp
*
* arp add:
* p <pipelineid> arp add <portid> <ipaddr> <macaddr>
*
* arp add default:
* p <pipelineid> arp add default <portid>
*
* arp del:
* p <pipelineid> arp del <portid> <ipaddr>
*
* arp del default:
* p <pipelineid> arp del default
*
* arp ls:
* p <pipelineid> arp ls
*/
struct cmd_arp_result {
cmdline_fixed_string_t p_string;
uint32_t p;
cmdline_fixed_string_t arp_string;
cmdline_multi_string_t multi_string;
};
static void
cmd_arp_parsed(
void *parsed_result,
__rte_unused struct cmdline *cl,
void *data)
{
struct cmd_arp_result *params = parsed_result;
struct app_params *app = data;
char *tokens[16];
uint32_t n_tokens = RTE_DIM(tokens);
int status;
status = parse_tokenize_string(params->multi_string, tokens, &n_tokens);
if (status != 0) {
printf(CMD_MSG_TOO_MANY_ARGS, "arp");
return;
}
/* arp add */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "add") == 0) &&
strcmp(tokens[1], "default")) {
struct pipeline_routing_arp_key key;
struct in_addr ipv4;
struct ether_addr mac_addr;
uint32_t port_id;
memset(&key, 0, sizeof(key));
if (n_tokens != 4) {
printf(CMD_MSG_MISMATCH_ARGS, "arp add");
return;
}
if (parser_read_uint32(&port_id, tokens[1])) {
printf(CMD_MSG_INVALID_ARG, "portid");
return;
}
if (parse_ipv4_addr(tokens[2], &ipv4)) {
printf(CMD_MSG_INVALID_ARG, "ipaddr");
return;
}
if (parse_mac_addr(tokens[3], &mac_addr)) {
printf(CMD_MSG_INVALID_ARG, "macaddr");
return;
}
key.type = PIPELINE_ROUTING_ARP_IPV4;
key.key.ipv4.port_id = port_id;
key.key.ipv4.ip = rte_be_to_cpu_32(ipv4.s_addr);
status = app_pipeline_routing_add_arp_entry(app,
params->p,
&key,
&mac_addr);
if (status != 0)
printf(CMD_MSG_FAIL, "arp add");
return;
} /* arp add */
/* arp add default */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "add") == 0) &&
(strcmp(tokens[1], "default") == 0)) {
uint32_t port_id;
if (n_tokens != 3) {
printf(CMD_MSG_MISMATCH_ARGS, "arp add default");
return;
}
if (parser_read_uint32(&port_id, tokens[2])) {
printf(CMD_MSG_INVALID_ARG, "portid");
return;
}
status = app_pipeline_routing_add_default_arp_entry(app,
params->p,
port_id);
if (status != 0)
printf(CMD_MSG_FAIL, "arp add default");
return;
} /* arp add default */
/* arp del*/
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "del") == 0) &&
strcmp(tokens[1], "default")) {
struct pipeline_routing_arp_key key;
struct in_addr ipv4;
uint32_t port_id;
memset(&key, 0, sizeof(key));
if (n_tokens != 3) {
printf(CMD_MSG_MISMATCH_ARGS, "arp del");
return;
}
if (parser_read_uint32(&port_id, tokens[1])) {
printf(CMD_MSG_INVALID_ARG, "portid");
return;
}
if (parse_ipv4_addr(tokens[2], &ipv4)) {
printf(CMD_MSG_INVALID_ARG, "ipaddr");
return;
}
key.type = PIPELINE_ROUTING_ARP_IPV4;
key.key.ipv4.ip = rte_be_to_cpu_32(ipv4.s_addr);
key.key.ipv4.port_id = port_id;
status = app_pipeline_routing_delete_arp_entry(app,
params->p,
&key);
if (status != 0)
printf(CMD_MSG_FAIL, "arp del");
return;
} /* arp del */
/* arp del default */
if ((n_tokens >= 2) &&
(strcmp(tokens[0], "del") == 0) &&
(strcmp(tokens[1], "default") == 0)) {
if (n_tokens != 2) {
printf(CMD_MSG_MISMATCH_ARGS, "arp del default");
return;
}
status = app_pipeline_routing_delete_default_arp_entry(app,
params->p);
if (status != 0)
printf(CMD_MSG_FAIL, "arp del default");
return;
} /* arp del default */
/* arp ls */
if ((n_tokens >= 1) && (strcmp(tokens[0], "ls") == 0)) {
if (n_tokens != 1) {
printf(CMD_MSG_MISMATCH_ARGS, "arp ls");
return;
}
status = app_pipeline_routing_arp_ls(app, params->p);
if (status != 0)
printf(CMD_MSG_FAIL, "arp ls");
return;
} /* arp ls */
printf(CMD_MSG_FAIL, "arp");
}
static cmdline_parse_token_string_t cmd_arp_p_string =
TOKEN_STRING_INITIALIZER(struct cmd_arp_result, p_string, "p");
static cmdline_parse_token_num_t cmd_arp_p =
TOKEN_NUM_INITIALIZER(struct cmd_arp_result, p, UINT32);
static cmdline_parse_token_string_t cmd_arp_arp_string =
TOKEN_STRING_INITIALIZER(struct cmd_arp_result, arp_string, "arp");
static cmdline_parse_token_string_t cmd_arp_multi_string =
TOKEN_STRING_INITIALIZER(struct cmd_arp_result, multi_string,
TOKEN_STRING_MULTI);
static cmdline_parse_inst_t cmd_arp = {
.f = cmd_arp_parsed,
.data = NULL,
.help_str = "arp add / add default / del / del default / ls",
.tokens = {
(void *)&cmd_arp_p_string,
(void *)&cmd_arp_p,
(void *)&cmd_arp_arp_string,
(void *)&cmd_arp_multi_string,
NULL,
},
};
static cmdline_parse_ctx_t pipeline_cmds[] = {
(cmdline_parse_inst_t *)&cmd_route,
(cmdline_parse_inst_t *)&cmd_arp,
NULL,
};
static struct pipeline_fe_ops pipeline_routing_fe_ops = {
.f_init = app_pipeline_routing_init,
.f_post_init = app_pipeline_routing_post_init,
.f_free = app_pipeline_routing_free,
.f_track = app_pipeline_track_default,
.cmds = pipeline_cmds,
};
struct pipeline_type pipeline_routing = {
.name = "ROUTING",
.be_ops = &pipeline_routing_be_ops,
.fe_ops = &pipeline_routing_fe_ops,
};
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