ip_pipeline/pipeline/pipeline_routing.c

/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2010-2015 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 <cmdline_parse_ipaddr.h>
#include <cmdline_parse_etheraddr.h>

#include "app.h"
#include "pipeline_common_fe.h"
#include "pipeline_routing.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 */
        uint32_t n_ports_in;
        uint32_t n_ports_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 void *
pipeline_routing_init(struct pipeline_params *params,
        __rte_unused void *arg)
{
        struct pipeline_routing *p;
        uint32_t size;

        /* Check input arguments */
        if ((params == NULL) ||
                (params->n_ports_in == 0) ||
                (params->n_ports_out == 0))
                return NULL;

        /* 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->n_ports_in = params->n_ports_in;
        p->n_ports_out = params->n_ports_out;

        TAILQ_INIT(&p->routes);
        p->n_routes = 0;

        TAILQ_INIT(&p->arp_entries);
        p->n_arp_entries = 0;

        return p;
}

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_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;
        }
        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++;
        }

        print_route(entry);

        /* 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++;
        }

        print_arp_entry(entry);

        /* 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;
}

static int
parse_labels(char *string, uint32_t *labels, uint32_t *n_labels)
{
        uint32_t n_max_labels = *n_labels, count = 0;

        /* Check for void list of labels */
        if (strcmp(string, "<void>") == 0) {
                *n_labels = 0;
                return 0;
        }

        /* At least one label should be present */
        for ( ; (*string != '\0'); ) {
                char *next;
                int value;

                if (count >= n_max_labels)
                        return -1;

                if (count > 0) {
                        if (string[0] != ':')
                                return -1;

                        string++;
                }

                value = strtol(string, &next, 10);
                if (next == string)
                        return -1;
                string = next;

                labels[count++] = (uint32_t) value;
        }

        *n_labels = count;
        return 0;
}

/*
 * route add (mpls = no, qinq = no, arp = no)
 */

struct cmd_route_add1_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        struct ether_addr macaddr;
};

static void
cmd_route_add1_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add1_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        int status;

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = 0;
        route_data.port_id = params->port;
        route_data.ethernet.macaddr = params->macaddr;

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add1_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add1_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add1_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add1_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add1_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add1_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add1_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add1_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add1_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add1_result, ip);

static cmdline_parse_token_num_t cmd_route_add1_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add1_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add1_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add1_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add1_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add1_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add1_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add1_result, ether_string,
        "ether");

static cmdline_parse_token_etheraddr_t cmd_route_add1_macaddr =
        TOKEN_ETHERADDR_INITIALIZER(struct cmd_route_add1_result, macaddr);

static cmdline_parse_inst_t cmd_route_add1 = {
        .f = cmd_route_add1_parsed,
        .data = NULL,
        .help_str = "Route add (mpls = no, qinq = no, arp = no)",
        .tokens = {
                (void *)&cmd_route_add1_p_string,
                (void *)&cmd_route_add1_p,
                (void *)&cmd_route_add1_route_string,
                (void *)&cmd_route_add1_add_string,
                (void *)&cmd_route_add1_ip,
                (void *)&cmd_route_add1_depth,
                (void *)&cmd_route_add1_port_string,
                (void *)&cmd_route_add1_port,
                (void *)&cmd_route_add1_ether_string,
                (void *)&cmd_route_add1_macaddr,
                NULL,
        },
};

/*
 * route add (mpls = no, qinq = no, arp = yes)
 */

struct cmd_route_add2_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        cmdline_ipaddr_t nh_ip;
};

static void
cmd_route_add2_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add2_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        int status;

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = PIPELINE_ROUTING_ROUTE_ARP;
        route_data.port_id = params->port;
        route_data.ethernet.ip =
                rte_bswap32((uint32_t) params->nh_ip.addr.ipv4.s_addr);

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add2_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add2_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add2_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add2_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add2_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add2_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add2_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add2_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add2_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add2_result, ip);

static cmdline_parse_token_num_t cmd_route_add2_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add2_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add2_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add2_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add2_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add2_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add2_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add2_result, ether_string,
        "ether");

static cmdline_parse_token_ipaddr_t cmd_route_add2_nh_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add2_result, nh_ip);

static cmdline_parse_inst_t cmd_route_add2 = {
        .f = cmd_route_add2_parsed,
        .data = NULL,
        .help_str = "Route add (mpls = no, qinq = no, arp = yes)",
        .tokens = {
                (void *)&cmd_route_add2_p_string,
                (void *)&cmd_route_add2_p,
                (void *)&cmd_route_add2_route_string,
                (void *)&cmd_route_add2_add_string,
                (void *)&cmd_route_add2_ip,
                (void *)&cmd_route_add2_depth,
                (void *)&cmd_route_add2_port_string,
                (void *)&cmd_route_add2_port,
                (void *)&cmd_route_add2_ether_string,
                (void *)&cmd_route_add2_nh_ip,
                NULL,
        },
};

/*
 * route add (mpls = no, qinq = yes, arp = no)
 */

struct cmd_route_add3_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        struct ether_addr macaddr;
        cmdline_fixed_string_t qinq_string;
        uint32_t svlan;
        uint32_t cvlan;
};

static void
cmd_route_add3_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add3_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        int status;

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = PIPELINE_ROUTING_ROUTE_QINQ;
        route_data.port_id = params->port;
        route_data.ethernet.macaddr = params->macaddr;
        route_data.l2.qinq.svlan = params->svlan;
        route_data.l2.qinq.cvlan = params->cvlan;

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add3_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add3_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add3_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add3_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add3_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add3_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add3_result, ip);

static cmdline_parse_token_num_t cmd_route_add3_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add3_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add3_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add3_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add3_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add3_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, ether_string,
        "ether");

static cmdline_parse_token_etheraddr_t cmd_route_add3_macaddr =
        TOKEN_ETHERADDR_INITIALIZER(struct cmd_route_add3_result, macaddr);

static cmdline_parse_token_string_t cmd_route_add3_qinq_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add3_result, qinq_string,
        "qinq");

static cmdline_parse_token_num_t cmd_route_add3_svlan =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add3_result, svlan, UINT32);

static cmdline_parse_token_num_t cmd_route_add3_cvlan =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add3_result, cvlan, UINT32);

static cmdline_parse_inst_t cmd_route_add3 = {
        .f = cmd_route_add3_parsed,
        .data = NULL,
        .help_str = "Route add (qinq = yes, arp = no)",
        .tokens = {
                (void *)&cmd_route_add3_p_string,
                (void *)&cmd_route_add3_p,
                (void *)&cmd_route_add3_route_string,
                (void *)&cmd_route_add3_add_string,
                (void *)&cmd_route_add3_ip,
                (void *)&cmd_route_add3_depth,
                (void *)&cmd_route_add3_port_string,
                (void *)&cmd_route_add3_port,
                (void *)&cmd_route_add3_ether_string,
                (void *)&cmd_route_add3_macaddr,
                (void *)&cmd_route_add3_qinq_string,
                (void *)&cmd_route_add3_svlan,
                (void *)&cmd_route_add3_cvlan,
                NULL,
        },
};

/*
 * route add (mpls = no, qinq = yes, arp = yes)
 */

struct cmd_route_add4_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        cmdline_ipaddr_t nh_ip;
        cmdline_fixed_string_t qinq_string;
        uint32_t svlan;
        uint32_t cvlan;
};

static void
cmd_route_add4_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add4_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        int status;

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = PIPELINE_ROUTING_ROUTE_QINQ |
                PIPELINE_ROUTING_ROUTE_ARP;
        route_data.port_id = params->port;
        route_data.ethernet.ip =
                rte_bswap32((uint32_t) params->nh_ip.addr.ipv4.s_addr);
        route_data.l2.qinq.svlan = params->svlan;
        route_data.l2.qinq.cvlan = params->cvlan;

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add4_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add4_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add4_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add4_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add4_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add4_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add4_result, ip);

static cmdline_parse_token_num_t cmd_route_add4_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add4_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add4_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add4_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add4_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add4_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, ether_string,
        "ether");

static cmdline_parse_token_ipaddr_t cmd_route_add4_nh_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add4_result, nh_ip);

static cmdline_parse_token_string_t cmd_route_add4_qinq_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add4_result, qinq_string,
        "qinq");

static cmdline_parse_token_num_t cmd_route_add4_svlan =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add4_result, svlan, UINT32);

static cmdline_parse_token_num_t cmd_route_add4_cvlan =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add4_result, cvlan, UINT32);

static cmdline_parse_inst_t cmd_route_add4 = {
        .f = cmd_route_add4_parsed,
        .data = NULL,
        .help_str = "Route add (qinq = yes, arp = yes)",
        .tokens = {
                (void *)&cmd_route_add4_p_string,
                (void *)&cmd_route_add4_p,
                (void *)&cmd_route_add4_route_string,
                (void *)&cmd_route_add4_add_string,
                (void *)&cmd_route_add4_ip,
                (void *)&cmd_route_add4_depth,
                (void *)&cmd_route_add4_port_string,
                (void *)&cmd_route_add4_port,
                (void *)&cmd_route_add4_ether_string,
                (void *)&cmd_route_add4_nh_ip,
                (void *)&cmd_route_add4_qinq_string,
                (void *)&cmd_route_add4_svlan,
                (void *)&cmd_route_add4_cvlan,
                NULL,
        },
};

/*
 * route add (mpls = yes, qinq = no, arp = no)
 */

struct cmd_route_add5_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        struct ether_addr macaddr;
        cmdline_fixed_string_t mpls_string;
        cmdline_fixed_string_t mpls_labels;
};

static void
cmd_route_add5_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add5_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        uint32_t mpls_labels[PIPELINE_ROUTING_MPLS_LABELS_MAX];
        uint32_t n_labels = RTE_DIM(mpls_labels);
        uint32_t i;
        int status;

        /* Parse MPLS labels */
        status = parse_labels(params->mpls_labels, mpls_labels, &n_labels);
        if (status) {
                printf("MPLS labels parse error\n");
                return;
        }

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = PIPELINE_ROUTING_ROUTE_MPLS;
        route_data.port_id = params->port;
        route_data.ethernet.macaddr = params->macaddr;
        for (i = 0; i < n_labels; i++)
                route_data.l2.mpls.labels[i] = mpls_labels[i];
        route_data.l2.mpls.n_labels = n_labels;

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add5_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add5_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add5_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add5_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add5_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add5_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add5_result, ip);

static cmdline_parse_token_num_t cmd_route_add5_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add5_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add5_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add5_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add5_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add5_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, ether_string,
        "ether");

static cmdline_parse_token_etheraddr_t cmd_route_add5_macaddr =
        TOKEN_ETHERADDR_INITIALIZER(struct cmd_route_add5_result, macaddr);

static cmdline_parse_token_string_t cmd_route_add5_mpls_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, mpls_string,
        "mpls");

static cmdline_parse_token_string_t cmd_route_add5_mpls_labels =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add5_result, mpls_labels,
        NULL);

static cmdline_parse_inst_t cmd_route_add5 = {
        .f = cmd_route_add5_parsed,
        .data = NULL,
        .help_str = "Route add (mpls = yes, arp = no)",
        .tokens = {
                (void *)&cmd_route_add5_p_string,
                (void *)&cmd_route_add5_p,
                (void *)&cmd_route_add5_route_string,
                (void *)&cmd_route_add5_add_string,
                (void *)&cmd_route_add5_ip,
                (void *)&cmd_route_add5_depth,
                (void *)&cmd_route_add5_port_string,
                (void *)&cmd_route_add5_port,
                (void *)&cmd_route_add5_ether_string,
                (void *)&cmd_route_add5_macaddr,
                (void *)&cmd_route_add5_mpls_string,
                (void *)&cmd_route_add5_mpls_labels,
                NULL,
        },
};

/*
 * route add (mpls = yes, qinq = no, arp = yes)
 */

struct cmd_route_add6_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
        cmdline_fixed_string_t port_string;
        uint32_t port;
        cmdline_fixed_string_t ether_string;
        cmdline_ipaddr_t nh_ip;
        cmdline_fixed_string_t mpls_string;
        cmdline_fixed_string_t mpls_labels;
};

static void
cmd_route_add6_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_add6_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;
        struct pipeline_routing_route_data route_data;
        uint32_t mpls_labels[PIPELINE_ROUTING_MPLS_LABELS_MAX];
        uint32_t n_labels = RTE_DIM(mpls_labels);
        uint32_t i;
        int status;

        /* Parse MPLS labels */
        status = parse_labels(params->mpls_labels, mpls_labels, &n_labels);
        if (status) {
                printf("MPLS labels parse error\n");
                return;
        }

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        route_data.flags = PIPELINE_ROUTING_ROUTE_MPLS |
                PIPELINE_ROUTING_ROUTE_ARP;
        route_data.port_id = params->port;
        route_data.ethernet.ip =
                rte_bswap32((uint32_t) params->nh_ip.addr.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;

        status = app_pipeline_routing_add_route(app,
                params->p,
                &key,
                &route_data);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add6_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add6_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add6_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_add6_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_add6_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, add_string,
        "add");

static cmdline_parse_token_ipaddr_t cmd_route_add6_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add6_result, ip);

static cmdline_parse_token_num_t cmd_route_add6_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add6_result, depth, UINT32);

static cmdline_parse_token_string_t cmd_route_add6_port_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, port_string,
        "port");

static cmdline_parse_token_num_t cmd_route_add6_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add6_result, port, UINT32);

static cmdline_parse_token_string_t cmd_route_add6_ether_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, ether_string,
        "ether");

static cmdline_parse_token_ipaddr_t cmd_route_add6_nh_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_add6_result, nh_ip);

static cmdline_parse_token_string_t cmd_route_add6_mpls_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, mpls_string,
        "mpls");

static cmdline_parse_token_string_t cmd_route_add6_mpls_labels =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add6_result, mpls_labels,
        NULL);

static cmdline_parse_inst_t cmd_route_add6 = {
        .f = cmd_route_add6_parsed,
        .data = NULL,
        .help_str = "Route add (mpls = yes, arp = yes)",
        .tokens = {
                (void *)&cmd_route_add6_p_string,
                (void *)&cmd_route_add6_p,
                (void *)&cmd_route_add6_route_string,
                (void *)&cmd_route_add6_add_string,
                (void *)&cmd_route_add6_ip,
                (void *)&cmd_route_add6_depth,
                (void *)&cmd_route_add6_port_string,
                (void *)&cmd_route_add6_port,
                (void *)&cmd_route_add6_ether_string,
                (void *)&cmd_route_add6_nh_ip,
                (void *)&cmd_route_add6_mpls_string,
                (void *)&cmd_route_add6_mpls_labels,
                NULL,
        },
};

/*
 * route del
 */

struct cmd_route_del_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t del_string;
        cmdline_ipaddr_t ip;
        uint32_t depth;
};

static void
cmd_route_del_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_del_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing_route_key key;

        int status;

        /* Create route */
        key.type = PIPELINE_ROUTING_ROUTE_IPV4;
        key.key.ipv4.ip = rte_bswap32((uint32_t) params->ip.addr.ipv4.s_addr);
        key.key.ipv4.depth = params->depth;

        status = app_pipeline_routing_delete_route(app, params->p, &key);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_del_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_del_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_del_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_del_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_result, route_string,
        "route");

static cmdline_parse_token_string_t cmd_route_del_del_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_result, del_string,
        "del");

static cmdline_parse_token_ipaddr_t cmd_route_del_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_route_del_result, ip);

static cmdline_parse_token_num_t cmd_route_del_depth =
        TOKEN_NUM_INITIALIZER(struct cmd_route_del_result, depth, UINT32);

static cmdline_parse_inst_t cmd_route_del = {
        .f = cmd_route_del_parsed,
        .data = NULL,
        .help_str = "Route delete",
        .tokens = {
                (void *)&cmd_route_del_p_string,
                (void *)&cmd_route_del_p,
                (void *)&cmd_route_del_route_string,
                (void *)&cmd_route_del_del_string,
                (void *)&cmd_route_del_ip,
                (void *)&cmd_route_del_depth,
                NULL,
        },
};

/*
 * route add default
 */

struct cmd_route_add_default_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t add_string;
        cmdline_fixed_string_t default_string;
        uint32_t port;
};

static void
cmd_route_add_default_parsed(
        void *parsed_result,
        __attribute__((unused)) struct cmdline *cl,
        void *data)
{
        struct cmd_route_add_default_result *params = parsed_result;
        struct app_params *app = data;
        int status;

        status = app_pipeline_routing_add_default_route(app, params->p,
                        params->port);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_add_default_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add_default_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_add_default_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add_default_result, p, UINT32);

cmdline_parse_token_string_t cmd_route_add_default_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add_default_result,
                route_string, "route");

cmdline_parse_token_string_t cmd_route_add_default_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add_default_result,
                add_string, "add");

cmdline_parse_token_string_t cmd_route_add_default_default_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_add_default_result,
        default_string, "default");

cmdline_parse_token_num_t cmd_route_add_default_port =
        TOKEN_NUM_INITIALIZER(struct cmd_route_add_default_result,
                port, UINT32);

cmdline_parse_inst_t cmd_route_add_default = {
        .f = cmd_route_add_default_parsed,
        .data = NULL,
        .help_str = "Route default set",
        .tokens = {
                (void *)&cmd_route_add_default_p_string,
                (void *)&cmd_route_add_default_p,
                (void *)&cmd_route_add_default_route_string,
                (void *)&cmd_route_add_default_add_string,
                (void *)&cmd_route_add_default_default_string,
                (void *)&cmd_route_add_default_port,
                NULL,
        },
};

/*
 * route del default
 */

struct cmd_route_del_default_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t del_string;
        cmdline_fixed_string_t default_string;
};

static void
cmd_route_del_default_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
         void *data)
{
        struct cmd_route_del_default_result *params = parsed_result;
        struct app_params *app = data;
        int status;

        status = app_pipeline_routing_delete_default_route(app, params->p);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_del_default_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_default_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_route_del_default_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_del_default_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_del_default_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_default_result,
                route_string, "route");

static cmdline_parse_token_string_t cmd_route_del_default_del_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_default_result,
                del_string, "del");

static cmdline_parse_token_string_t cmd_route_del_default_default_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_del_default_result,
        default_string, "default");


static cmdline_parse_inst_t cmd_route_del_default = {
        .f = cmd_route_del_default_parsed,
        .data = NULL,
        .help_str = "Route default clear",
        .tokens = {
                (void *)&cmd_route_del_default_p_string,
                (void *)&cmd_route_del_default_p,
                (void *)&cmd_route_del_default_route_string,
                (void *)&cmd_route_del_default_del_string,
                (void *)&cmd_route_del_default_default_string,
                NULL,
        },
};

/*
 * route ls
 */

struct cmd_route_ls_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t route_string;
        cmdline_fixed_string_t ls_string;
};

static void
cmd_route_ls_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_route_ls_result *params = parsed_result;
        struct app_params *app = data;
        int status;

        status = app_pipeline_routing_route_ls(app, params->p);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_route_ls_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_ls_result, p_string, "p");

static cmdline_parse_token_num_t cmd_route_ls_p =
        TOKEN_NUM_INITIALIZER(struct cmd_route_ls_result, p, UINT32);

static cmdline_parse_token_string_t cmd_route_ls_route_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_ls_result,
        route_string, "route");

static cmdline_parse_token_string_t cmd_route_ls_ls_string =
        TOKEN_STRING_INITIALIZER(struct cmd_route_ls_result, ls_string,
        "ls");

static cmdline_parse_inst_t cmd_route_ls = {
        .f = cmd_route_ls_parsed,
        .data = NULL,
        .help_str = "Route list",
        .tokens = {
                (void *)&cmd_route_ls_p_string,
                (void *)&cmd_route_ls_p,
                (void *)&cmd_route_ls_route_string,
                (void *)&cmd_route_ls_ls_string,
                NULL,
        },
};

/*
 * arp add
 */

struct cmd_arp_add_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t arp_string;
        cmdline_fixed_string_t add_string;
        uint32_t port_id;
        cmdline_ipaddr_t ip;
        struct ether_addr macaddr;

};

static void
cmd_arp_add_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_arp_add_result *params = parsed_result;
        struct app_params *app = data;

        struct pipeline_routing_arp_key key;
        int status;

        key.type = PIPELINE_ROUTING_ARP_IPV4;
        key.key.ipv4.port_id = params->port_id;
        key.key.ipv4.ip = rte_cpu_to_be_32(params->ip.addr.ipv4.s_addr);

        status = app_pipeline_routing_add_arp_entry(app,
                params->p,
                &key,
                &params->macaddr);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_arp_add_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_arp_add_p =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_add_result, p, UINT32);

static cmdline_parse_token_string_t cmd_arp_add_arp_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_result, arp_string, "arp");

static cmdline_parse_token_string_t cmd_arp_add_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_result, add_string, "add");

static cmdline_parse_token_num_t cmd_arp_add_port_id =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_add_result, port_id, UINT32);

static cmdline_parse_token_ipaddr_t cmd_arp_add_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_arp_add_result, ip);

static cmdline_parse_token_etheraddr_t cmd_arp_add_macaddr =
        TOKEN_ETHERADDR_INITIALIZER(struct cmd_arp_add_result, macaddr);

static cmdline_parse_inst_t cmd_arp_add = {
        .f = cmd_arp_add_parsed,
        .data = NULL,
        .help_str = "ARP add",
        .tokens = {
                (void *)&cmd_arp_add_p_string,
                (void *)&cmd_arp_add_p,
                (void *)&cmd_arp_add_arp_string,
                (void *)&cmd_arp_add_add_string,
                (void *)&cmd_arp_add_port_id,
                (void *)&cmd_arp_add_ip,
                (void *)&cmd_arp_add_macaddr,
                NULL,
        },
};

/*
 * arp del
 */

struct cmd_arp_del_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t arp_string;
        cmdline_fixed_string_t del_string;
        uint32_t port_id;
        cmdline_ipaddr_t ip;
};

static void
cmd_arp_del_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_arp_del_result *params = parsed_result;
        struct app_params *app = data;

        struct pipeline_routing_arp_key key;
        int status;

        key.type = PIPELINE_ROUTING_ARP_IPV4;
        key.key.ipv4.ip = rte_cpu_to_be_32(params->ip.addr.ipv4.s_addr);
        key.key.ipv4.port_id = params->port_id;

        status = app_pipeline_routing_delete_arp_entry(app, params->p, &key);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_arp_del_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_arp_del_p =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_del_result, p, UINT32);

static cmdline_parse_token_string_t cmd_arp_del_arp_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_result, arp_string, "arp");

static cmdline_parse_token_string_t cmd_arp_del_del_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_result, del_string, "del");

static cmdline_parse_token_num_t cmd_arp_del_port_id =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_del_result, port_id, UINT32);

static cmdline_parse_token_ipaddr_t cmd_arp_del_ip =
        TOKEN_IPV4_INITIALIZER(struct cmd_arp_del_result, ip);

static cmdline_parse_inst_t cmd_arp_del = {
        .f = cmd_arp_del_parsed,
        .data = NULL,
        .help_str = "ARP delete",
        .tokens = {
                (void *)&cmd_arp_del_p_string,
                (void *)&cmd_arp_del_p,
                (void *)&cmd_arp_del_arp_string,
                (void *)&cmd_arp_del_del_string,
                (void *)&cmd_arp_del_port_id,
                (void *)&cmd_arp_del_ip,
                NULL,
        },
};

/*
 * arp add default
 */

struct cmd_arp_add_default_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t arp_string;
        cmdline_fixed_string_t add_string;
        cmdline_fixed_string_t default_string;
        uint32_t port_id;
};

static void
cmd_arp_add_default_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_arp_add_default_result *params = parsed_result;
        struct app_params *app = data;

        int status;

        status = app_pipeline_routing_add_default_arp_entry(app,
                params->p,
                params->port_id);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_arp_add_default_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_default_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_arp_add_default_p =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_add_default_result, p, UINT32);

static cmdline_parse_token_string_t cmd_arp_add_default_arp_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_default_result, arp_string,
        "arp");

static cmdline_parse_token_string_t cmd_arp_add_default_add_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_default_result, add_string,
        "add");

static cmdline_parse_token_string_t cmd_arp_add_default_default_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_add_default_result,
                default_string, "default");

static cmdline_parse_token_num_t cmd_arp_add_default_port_id =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_add_default_result, port_id,
        UINT32);

static cmdline_parse_inst_t cmd_arp_add_default = {
        .f = cmd_arp_add_default_parsed,
        .data = NULL,
        .help_str = "ARP add default",
        .tokens = {
                (void *)&cmd_arp_add_default_p_string,
                (void *)&cmd_arp_add_default_p,
                (void *)&cmd_arp_add_default_arp_string,
                (void *)&cmd_arp_add_default_add_string,
                (void *)&cmd_arp_add_default_default_string,
                (void *)&cmd_arp_add_default_port_id,
                NULL,
        },
};

/*
 * arp del default
 */

struct cmd_arp_del_default_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t arp_string;
        cmdline_fixed_string_t del_string;
        cmdline_fixed_string_t default_string;
};

static void
cmd_arp_del_default_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_arp_del_default_result *params = parsed_result;
        struct app_params *app = data;

        int status;

        status = app_pipeline_routing_delete_default_arp_entry(app, params->p);

        if (status != 0) {
                printf("Command failed\n");
                return;
        }
}

static cmdline_parse_token_string_t cmd_arp_del_default_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_default_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_arp_del_default_p =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_del_default_result, p, UINT32);

static cmdline_parse_token_string_t cmd_arp_del_default_arp_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_default_result, arp_string,
        "arp");

static cmdline_parse_token_string_t cmd_arp_del_default_del_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_default_result, del_string,
        "del");

static cmdline_parse_token_string_t cmd_arp_del_default_default_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_del_default_result,
                default_string, "default");

static cmdline_parse_inst_t cmd_arp_del_default = {
        .f = cmd_arp_del_default_parsed,
        .data = NULL,
        .help_str = "ARP delete default",
        .tokens = {
                (void *)&cmd_arp_del_default_p_string,
                (void *)&cmd_arp_del_default_p,
                (void *)&cmd_arp_del_default_arp_string,
                (void *)&cmd_arp_del_default_del_string,
                (void *)&cmd_arp_del_default_default_string,
                NULL,
        },
};

/*
 * arp ls
 */

struct cmd_arp_ls_result {
        cmdline_fixed_string_t p_string;
        uint32_t p;
        cmdline_fixed_string_t arp_string;
        cmdline_fixed_string_t ls_string;
};

static void
cmd_arp_ls_parsed(
        void *parsed_result,
        __rte_unused struct cmdline *cl,
        void *data)
{
        struct cmd_arp_ls_result *params = parsed_result;
        struct app_params *app = data;
        struct pipeline_routing *p;

        p = app_pipeline_data_fe(app, params->p, &pipeline_routing);
        if (p == NULL)
                return;

        app_pipeline_routing_arp_ls(app, params->p);
}

static cmdline_parse_token_string_t cmd_arp_ls_p_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_ls_result, p_string,
        "p");

static cmdline_parse_token_num_t cmd_arp_ls_p =
        TOKEN_NUM_INITIALIZER(struct cmd_arp_ls_result, p, UINT32);

static cmdline_parse_token_string_t cmd_arp_ls_arp_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_ls_result, arp_string,
        "arp");

static cmdline_parse_token_string_t cmd_arp_ls_ls_string =
        TOKEN_STRING_INITIALIZER(struct cmd_arp_ls_result, ls_string,
        "ls");

static cmdline_parse_inst_t cmd_arp_ls = {
        .f = cmd_arp_ls_parsed,
        .data = NULL,
        .help_str = "ARP list",
        .tokens = {
                (void *)&cmd_arp_ls_p_string,
                (void *)&cmd_arp_ls_p,
                (void *)&cmd_arp_ls_arp_string,
                (void *)&cmd_arp_ls_ls_string,
                NULL,
        },
};

static cmdline_parse_ctx_t pipeline_cmds[] = {
        (cmdline_parse_inst_t *)&cmd_route_add1,
        (cmdline_parse_inst_t *)&cmd_route_add2,
        (cmdline_parse_inst_t *)&cmd_route_add3,
        (cmdline_parse_inst_t *)&cmd_route_add4,
        (cmdline_parse_inst_t *)&cmd_route_add5,
        (cmdline_parse_inst_t *)&cmd_route_add6,
        (cmdline_parse_inst_t *)&cmd_route_del,
        (cmdline_parse_inst_t *)&cmd_route_add_default,
        (cmdline_parse_inst_t *)&cmd_route_del_default,
        (cmdline_parse_inst_t *)&cmd_route_ls,
        (cmdline_parse_inst_t *)&cmd_arp_add,
        (cmdline_parse_inst_t *)&cmd_arp_del,
        (cmdline_parse_inst_t *)&cmd_arp_add_default,
        (cmdline_parse_inst_t *)&cmd_arp_del_default,
        (cmdline_parse_inst_t *)&cmd_arp_ls,
        NULL,
};

static struct pipeline_fe_ops pipeline_routing_fe_ops = {
        .f_init = pipeline_routing_init,
        .f_free = app_pipeline_routing_free,
        .cmds = pipeline_cmds,
};

struct pipeline_type pipeline_routing = {
        .name = "ROUTING",
        .be_ops = &pipeline_routing_be_ops,
        .fe_ops = &pipeline_routing_fe_ops,
};