From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 340A346858; Mon, 2 Jun 2025 08:37:45 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 6628040650; Mon, 2 Jun 2025 08:37:36 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id 82EE040270 for ; Mon, 2 Jun 2025 08:37:35 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5523a3ZD020583; Sun, 1 Jun 2025 23:37:34 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pfpt0220; bh=6 5PWOkDJA5pHSccK6n+w3y7k95TfCvOXaC886bXGymk=; b=F0F6buf0ZczQdefRo wdUJM8bl8q1G0NqJkDYYzOKu82WH3oQBIJln0xMMEkymyX98Ba18vSo/9DAudtNv 6PWZjNIz7WLgA8RCnnkKnFbwM3yFzb2/qPAL/L+gXtWDg+pARfxVQHKJZTd1ydgj qGcBR+i170C5hIXvd/nAXjaxeudFRX9NMF1Chf8DBvMVGuSGNQ4IISyfiAvYWFQh RDPpTnF4QltkuMCJB0hmiPd4PNOGfZLopNBBwDXiwptYlpkkqpo/WUD9KTX4izS6 AXbZueZPnwct3y0wTrDrKU6br/BmWuNwBqbJJvO978ca3Qxay9lDpEVKY5LeIUQt qVC3g== Received: from dc6wp-exch02.marvell.com ([4.21.29.225]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 47145mg8q8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 01 Jun 2025 23:37:34 -0700 (PDT) Received: from DC6WP-EXCH02.marvell.com (10.76.176.209) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Sun, 1 Jun 2025 23:37:33 -0700 Received: from maili.marvell.com (10.69.176.80) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Sun, 1 Jun 2025 23:37:33 -0700 Received: from localhost.localdomain (unknown [10.28.36.185]) by maili.marvell.com (Postfix) with ESMTP id 32C763F70B6; Sun, 1 Jun 2025 23:37:29 -0700 (PDT) From: Ankur Dwivedi To: CC: , , , , , , , Ankur Dwivedi Subject: [PATCH v3 07/14] app/graph: add IP4 lookup mode command Date: Mon, 2 Jun 2025 12:06:32 +0530 Message-ID: <20250602063639.198550-8-adwivedi@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250602063639.198550-1-adwivedi@marvell.com> References: <20250509064448.724019-1-adwivedi@marvell.com> <20250602063639.198550-1-adwivedi@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: FAP7NvUv6y7VguU7lybG8i8uUdt5B-Sk X-Proofpoint-ORIG-GUID: FAP7NvUv6y7VguU7lybG8i8uUdt5B-Sk X-Authority-Analysis: v=2.4 cv=GMAIEvNK c=1 sm=1 tr=0 ts=683d46ae cx=c_pps a=gIfcoYsirJbf48DBMSPrZA==:117 a=gIfcoYsirJbf48DBMSPrZA==:17 a=6IFa9wvqVegA:10 a=M5GUcnROAAAA:8 a=uxt5wEsAh8ZO_iMQKQYA:9 a=OBjm3rFKGHvpk9ecZwUJ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjAyMDA1NSBTYWx0ZWRfX9kuHIltiqfiV 2qdt3cpKDgaTuNaYyTZ+ySCKR3KBJz3kDcmWwGvsDJwgLJ8t6SKPL7yWvS36tSCQO58bpBNCxP9 PuSdWCGTub4c+N4zUUQAgUNcxDULf7t27xb1ozj91j0+NmPS69kouKq+u+Q1FbFKutEqxaCXUZn QgwPuwWTlg+IjBOeOsQuFZYFbEw/0Z2bdHqpCo5tfgidrD9sOwRxUZztzBPHFpwQ97YYm0QDT7L cFyrIjUJ69fg9D8hpFG+JE8+D2eX9UuutuAT7WKEdnNmk508iBobFzHE4bWT7bTaXFky+ZvpJLy J6dUm6aR5kSTUk4YK2kEMWUZ7GXTwa4GI47it7ho4fSK3VYuaLAl1i+8k25HY/UdZ7pO+F19td0 QDGczoMckKS5pbLTu6/SU/4cCcgBmT1gCcKT9AF5EAhbWjpfMgWzaxpy5kmN/qkPzQN8GisL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-06-02_02,2025-05-30_01,2025-03-28_01 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Adds a command to setup lookup mode for IP4 packets. By default the LPM mode is used. FIB can be given as a lookup mode by specifying the mode in CLI file. When FIB is given as lookup mode, the next node of packet classification node is updated to use IP4 lookup fib node. Signed-off-by: Ankur Dwivedi --- app/graph/commands.list | 1 + app/graph/ip4_route.c | 34 ++++++++++++++++++++++++++++++---- app/graph/l3fwd.c | 36 ++++++++++++++++++++++++++++++++++++ app/graph/module_api.h | 7 +++++++ doc/guides/tools/graph.rst | 12 ++++++++---- 5 files changed, 82 insertions(+), 8 deletions(-) diff --git a/app/graph/commands.list b/app/graph/commands.list index c027f73b0e..7a1bf0c708 100644 --- a/app/graph/commands.list +++ b/app/graph/commands.list @@ -23,6 +23,7 @@ ethdev_rx map port dev queue qid core core_id # Port-Que help ethdev_rx # Print help on ethdev_rx commands ipv4_lookup route add ipv4 ip netmask mask via via_ip # Add IPv4 route to LPM table +ipv4_lookup mode lkup_mode # Set IPv4 lookup mode help ipv4_lookup # Print help on ipv4_lookup commands ipv6_lookup route add ipv6 ip netmask mask via via_ip # Add IPv6 route to LPM6 table diff --git a/app/graph/ip4_route.c b/app/graph/ip4_route.c index 48ea912597..9af2c26078 100644 --- a/app/graph/ip4_route.c +++ b/app/graph/ip4_route.c @@ -18,8 +18,13 @@ static const char cmd_ipv4_lookup_help[] = "ipv4_lookup route add ipv4 netmask via "; +static const char +cmd_ipv4_lookup_mode_help[] = "ipv4_lookup mode "; + struct ip4_route route4 = TAILQ_HEAD_INITIALIZER(route4); +enum ip4_lookup_mode ip4_lookup_m = IP4_LOOKUP_LPM; + void route_ip4_list_clean(void) { @@ -62,6 +67,7 @@ route4_rewirte_table_update(struct route_ipv4_config *ipv4route) { uint8_t depth; int portid; + int rc; portid = ethdev_portid_by_ip4(ipv4route->via, ipv4route->netmask); if (portid < 0) { @@ -71,8 +77,14 @@ route4_rewirte_table_update(struct route_ipv4_config *ipv4route) depth = convert_netmask_to_depth(ipv4route->netmask); - return rte_node_ip4_route_add(ipv4route->ip, depth, portid, - RTE_NODE_IP4_LOOKUP_NEXT_REWRITE); + if (ip4_lookup_m == IP4_LOOKUP_FIB) + rc = rte_node_ip4_fib_route_add(ipv4route->ip, depth, portid, + RTE_NODE_IP4_LOOKUP_NEXT_REWRITE); + else + rc = rte_node_ip4_route_add(ipv4route->ip, depth, portid, + RTE_NODE_IP4_LOOKUP_NEXT_REWRITE); + + return rc; } static int @@ -134,9 +146,9 @@ cmd_help_ipv4_lookup_parsed(__rte_unused void *parsed_result, __rte_unused struc len = strlen(conn->msg_out); conn->msg_out += len; - snprintf(conn->msg_out, conn->msg_out_len_max, "\n%s\n%s\n", + snprintf(conn->msg_out, conn->msg_out_len_max, "\n%s\n%s\n%s\n", "--------------------------- ipv4_lookup command help ---------------------------", - cmd_ipv4_lookup_help); + cmd_ipv4_lookup_help, cmd_ipv4_lookup_mode_help); len = strlen(conn->msg_out); conn->msg_out_len_max -= len; @@ -158,3 +170,17 @@ cmd_ipv4_lookup_route_add_ipv4_parsed(void *parsed_result, __rte_unused struct c if (rc < 0) printf(MSG_CMD_FAIL, res->ipv4_lookup); } + +void +cmd_ipv4_lookup_mode_parsed(void *parsed_result, __rte_unused struct cmdline *cl, + void *data __rte_unused) +{ + struct cmd_ipv4_lookup_mode_result *res = parsed_result; + + if (!strcmp(res->lkup_mode, "lpm")) + ip4_lookup_m = IP4_LOOKUP_LPM; + else if (!strcmp(res->lkup_mode, "fib")) + ip4_lookup_m = IP4_LOOKUP_FIB; + else + printf(MSG_CMD_FAIL, res->ipv4_lookup); +} diff --git a/app/graph/l3fwd.c b/app/graph/l3fwd.c index a2648df27d..48dff9fa07 100644 --- a/app/graph/l3fwd.c +++ b/app/graph/l3fwd.c @@ -15,9 +15,28 @@ #include #include #include +#include +#include #include "module_api.h" +static int +setup_fib(int socket) +{ + struct rte_fib_conf conf; + +#define FIB_MAX_ROUTES (UINT16_MAX) +#define FIB_NUM_TBL8 (UINT16_MAX / 2) + conf.type = RTE_FIB_DIR24_8; + conf.max_routes = FIB_MAX_ROUTES; + conf.rib_ext_sz = 0; + conf.dir24_8.nh_sz = RTE_FIB_DIR24_8_4B; + conf.dir24_8.num_tbl8 = FIB_NUM_TBL8; + conf.flags = 0; + + return rte_node_ip4_fib_create(socket, &conf); +} + static int l3fwd_pattern_configure(void) { @@ -53,6 +72,16 @@ l3fwd_pattern_configure(void) graph_conf.num_pkt_to_capture = pcap_pkts_count; graph_conf.pcap_filename = strdup(pcap_file); + if (ip4_lookup_m == IP4_LOOKUP_FIB) { + const char *fib_n = "ip4_lookup_fib"; + const char *lpm_n = "ip4_lookup"; + rte_node_t pkt_cls; + + pkt_cls = rte_node_from_name("pkt_cls"); + rte_node_edge_update(pkt_cls, RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP, &fib_n, 1); + rte_node_edge_update(pkt_cls, RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP_FIB, &lpm_n, 1); + } + for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { rte_graph_t graph_id; rte_edge_t i; @@ -78,6 +107,13 @@ l3fwd_pattern_configure(void) snprintf(qconf->name, sizeof(qconf->name), "worker_%u", lcore_id); + if (ip4_lookup_m == IP4_LOOKUP_FIB) { + rc = setup_fib(graph_conf.socket_id); + if (rc < 0) + rte_exit(EXIT_FAILURE, "Unable to setup fib for socket %u\n", + graph_conf.socket_id); + } + graph_id = rte_graph_create(qconf->name, &graph_conf); if (graph_id == RTE_GRAPH_ID_INVALID) rte_exit(EXIT_FAILURE, diff --git a/app/graph/module_api.h b/app/graph/module_api.h index b872872dc1..b8188d30d5 100644 --- a/app/graph/module_api.h +++ b/app/graph/module_api.h @@ -27,6 +27,13 @@ extern volatile bool force_quit; extern struct conn *conn; +enum ip4_lookup_mode { + IP4_LOOKUP_LPM, + IP4_LOOKUP_FIB +}; + +extern enum ip4_lookup_mode ip4_lookup_m; + bool app_graph_stats_enabled(void); bool app_graph_exit(void); diff --git a/doc/guides/tools/graph.rst b/doc/guides/tools/graph.rst index d8c147d73e..2caf441591 100644 --- a/doc/guides/tools/graph.rst +++ b/doc/guides/tools/graph.rst @@ -235,10 +235,14 @@ file to express the requested use case configuration. | | | message. | | | +--------------------------------------+-----------------------------------+-------------------+----------+ | | ipv4_lookup route add ipv4 | | Command to add a route into | :ref:`3 ` | Yes | - | | netmask via | | ``ipv4_lookup`` LPM table. It is| | | - | | | needed if user wishes to route | | | - | | | the packets based on LPM lookup | | | - | | | table. | | | + | | netmask via | | ``ipv4_lookup`` LPM table or | | | + | | | FIB. It is needed if user wishes| | | + | | | to route the packets based on | | | + | | | LPM lookup table or FIB. | | | + +--------------------------------------+-----------------------------------+-------------------+----------+ + | | ipv4_lookup mode | | Command to set ipv4 lookup mode | :ref:`1 ` | Yes | + | | | to either LPM or FIB. By default| | | + | | | the lookup mode is LPM. | | | +--------------------------------------+-----------------------------------+-------------------+----------+ | help ipv4_lookup | | Command to dump ``ipv4_lookup`` | :ref:`2 ` | Yes | | | | help message. | | | -- 2.25.1