From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f66.google.com (mail-wm0-f66.google.com [74.125.82.66]) by dpdk.org (Postfix) with ESMTP id 60D6A262E for ; Mon, 18 Jun 2018 16:36:38 +0200 (CEST) Received: by mail-wm0-f66.google.com with SMTP id j15-v6so16114310wme.0 for ; Mon, 18 Jun 2018 07:36:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:subject:date:message-id:in-reply-to:references:in-reply-to :references; bh=DvtUsjVhhb5Am/PBU9eI+sLEB4Qu3z9/RpDwhM5rYso=; b=cxc33VjWEQO7M6Xlc9DVeo8EQMUonW5LTRDhJ9hf66R24aVN88jCCYL3wW4vy8MBt9 hZE+zvTQrtTysMcGT+JnlN0xCLf+7u3r/bqP9gkmCMVQs/56g1fCsL7MUqLXf00UJBIJ FRmjINdNrKh2rCH9VEqul9v8t2HQGXYx3XeZS1Yo583iEXWjzd4TmTqYFkjKJ1skHvKn /zzRg6xmvZQg5jPsmHO88lDVsfifb/mLXoGjRP61lqGKGl8bt4J+fQVPTsvtkWwW6y5E 1MRZAR4VfljSFR+Emg6PV5V2E4QBCD4zAxrBw5vC3QRO2HiILLkbMJqw4DDWTAeggn8k IuAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:in-reply-to:references; bh=DvtUsjVhhb5Am/PBU9eI+sLEB4Qu3z9/RpDwhM5rYso=; b=pwlS4gF4BsDsGApA3Vj92JLvTA04JEUix81DM45egqiKx3NNWwqVMhqPvT2NpGjnpZ 6Ux/zEACKJaqjI4r9PcimTbF+R7TKAPxcoooKfRYnHM34LnPjtUDy5B+ijLId1VoYqdl e5VOaQ2LvmOgAxPnsz8skyn/pT5odfGmrQod8hBBJfiVzfU6+Mx9ELkibD3qC2/bfms4 Q5Zf1nT2n8lgZJkI2tKdwQ2ErCfUmnzkz+Dfu2UDtUbS7otmSm6/pJNu6Y5PAPOjavm4 +82tAuPnNiJ/L8X/dCkgzLCFrkVddNIy8jHlLSHWXucRPvSYawo1qrKIl4b8p1Z7L3cF 7uPw== X-Gm-Message-State: APt69E2OjrTO0kvgySBnd76iV47yFNJpgSqXrnuUdFIWcIbJNID/78DX SnjghHORh7RKLY7PBbnlcRKjGghxWA== X-Google-Smtp-Source: ADUXVKIBxLHgoSz17/AACjEypm1aWHSINxkP8BFqiY9sF08IZl8a16LJ1Dw3Yy7+wUpYhITraRyC7A== X-Received: by 2002:a1c:7501:: with SMTP id o1-v6mr9301391wmc.133.1529332597501; Mon, 18 Jun 2018 07:36:37 -0700 (PDT) Received: from laranjeiro-vm.dev.6wind.com (host.78.145.23.62.rev.coltfrance.com. [62.23.145.78]) by smtp.gmail.com with ESMTPSA id a9-v6sm8609895wmh.38.2018.06.18.07.36.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 Jun 2018 07:36:36 -0700 (PDT) From: Nelio Laranjeiro To: dev@dpdk.org, Adrien Mazarguil , Wenzhuo Lu , Jingjing Wu , Bernard Iremonger , Mohammad Abdul Awal Date: Mon, 18 Jun 2018 16:36:33 +0200 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 2/2] app/testpmd: add NVGRE encap/decap support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Jun 2018 14:36:38 -0000 Due to the complex NVGRE_ENCAP flow action and based on the fact testpmd does not allocate memory, this patch adds a new command in testpmd to initialise a global structure containing the necessary information to make the outer layer of the packet. This same global structure will then be used by the flow command line in testpmd when the action nvgre_encap will be parsed, at this point, the conversion into such action becomes trivial. This global structure is only used for the encap action. Signed-off-by: Nelio Laranjeiro --- app/test-pmd/cmdline.c | 113 +++++++++++++++++ app/test-pmd/cmdline_flow.c | 129 ++++++++++++++++++++ app/test-pmd/testpmd.c | 15 +++ app/test-pmd/testpmd.h | 15 +++ doc/guides/testpmd_app_ug/testpmd_funcs.rst | 14 +++ 5 files changed, 286 insertions(+) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index 93573606f..711914e53 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -789,6 +789,12 @@ static void cmd_help_long_parsed(void *parsed_result, " vlan-tci eth-src eth-dst\n" " Configure the VXLAN encapsulation for flows.\n\n" + "nvgre ipv4|ipv6 tni ip-src ip-dst eth-src eth-dst\n" + " Configure the NVGRE encapsulation for flows.\n\n" + + "nvgre-with-vlan ipv4|ipv6 tni ip-src ip-dst vlan-tci eth-src eth-dst\n" + " Configure the NVGRE encapsulation for flows.\n\n" + , list_pkt_forwarding_modes() ); } @@ -14965,6 +14971,111 @@ cmdline_parse_inst_t cmd_set_vxlan_with_vlan = { }, }; +/** Set NVGRE encapsulation details */ +struct cmd_set_nvgre_result { + cmdline_fixed_string_t set; + cmdline_fixed_string_t nvgre; + cmdline_fixed_string_t ip_version; + uint32_t tni; + cmdline_ipaddr_t ip_src; + cmdline_ipaddr_t ip_dst; + uint16_t tci; + struct ether_addr eth_src; + struct ether_addr eth_dst; +}; + +cmdline_parse_token_string_t cmd_set_nvgre_set = + TOKEN_STRING_INITIALIZER(struct cmd_set_nvgre_result, set, "set"); +cmdline_parse_token_string_t cmd_set_nvgre_nvgre = + TOKEN_STRING_INITIALIZER(struct cmd_set_nvgre_result, nvgre, "nvgre"); +cmdline_parse_token_string_t cmd_set_nvgre_nvgre_with_vlan = + TOKEN_STRING_INITIALIZER(struct cmd_set_nvgre_result, nvgre, "nvgre-with-vlan"); +cmdline_parse_token_string_t cmd_set_nvgre_ip_version = + TOKEN_STRING_INITIALIZER(struct cmd_set_nvgre_result, ip_version, + "ipv4#ipv6"); +cmdline_parse_token_num_t cmd_set_nvgre_tni = + TOKEN_NUM_INITIALIZER(struct cmd_set_nvgre_result, tni, UINT32); +cmdline_parse_token_num_t cmd_set_nvgre_ip_src = + TOKEN_IPADDR_INITIALIZER(struct cmd_set_nvgre_result, ip_src); +cmdline_parse_token_ipaddr_t cmd_set_nvgre_ip_dst = + TOKEN_IPADDR_INITIALIZER(struct cmd_set_nvgre_result, ip_dst); +cmdline_parse_token_num_t cmd_set_nvgre_vlan = + TOKEN_NUM_INITIALIZER(struct cmd_set_nvgre_result, tci, UINT16); +cmdline_parse_token_etheraddr_t cmd_set_nvgre_eth_src = + TOKEN_ETHERADDR_INITIALIZER(struct cmd_set_nvgre_result, eth_src); +cmdline_parse_token_etheraddr_t cmd_set_nvgre_eth_dst = + TOKEN_ETHERADDR_INITIALIZER(struct cmd_set_nvgre_result, eth_dst); + +static void cmd_set_nvgre_parsed(void *parsed_result, + __attribute__((unused)) struct cmdline *cl, + __attribute__((unused)) void *data) +{ + struct cmd_set_nvgre_result *res = parsed_result; + uint32_t tni = rte_cpu_to_be_32(res->tni) >> 8; + + if (strcmp(res->nvgre, "nvgre") == 0) + nvgre_encap_conf.select_vlan = 0; + else if (strcmp(res->nvgre, "nvgre-with-vlan") == 0) + nvgre_encap_conf.select_vlan = 1; + if (strcmp(res->ip_version, "ipv4") == 0) + nvgre_encap_conf.select_ipv4 = 1; + else if (strcmp(res->ip_version, "ipv6") == 0) + nvgre_encap_conf.select_ipv4 = 0; + else + return; + memcpy(nvgre_encap_conf.tni, &tni, 3); + if (nvgre_encap_conf.select_ipv4) { + IPV4_ADDR_TO_UINT(res->ip_src, nvgre_encap_conf.ipv4_src); + IPV4_ADDR_TO_UINT(res->ip_dst, nvgre_encap_conf.ipv4_dst); + } else { + IPV6_ADDR_TO_ARRAY(res->ip_src, nvgre_encap_conf.ipv6_src); + IPV6_ADDR_TO_ARRAY(res->ip_dst, nvgre_encap_conf.ipv6_dst); + } + if (nvgre_encap_conf.select_vlan) + nvgre_encap_conf.vlan_tci = rte_cpu_to_be_16(res->tci); + memcpy(nvgre_encap_conf.eth_src, res->eth_src.addr_bytes, + ETHER_ADDR_LEN); + memcpy(nvgre_encap_conf.eth_dst, res->eth_dst.addr_bytes, + ETHER_ADDR_LEN); +} + +cmdline_parse_inst_t cmd_set_nvgre = { + .f = cmd_set_nvgre_parsed, + .data = NULL, + .help_str = "set nvgre ipv4|ipv6 " + " ", + .tokens = { + (void *)&cmd_set_nvgre_set, + (void *)&cmd_set_nvgre_nvgre, + (void *)&cmd_set_nvgre_ip_version, + (void *)&cmd_set_nvgre_tni, + (void *)&cmd_set_nvgre_ip_src, + (void *)&cmd_set_nvgre_ip_dst, + (void *)&cmd_set_nvgre_eth_src, + (void *)&cmd_set_nvgre_eth_dst, + NULL, + }, +}; + +cmdline_parse_inst_t cmd_set_nvgre_with_vlan = { + .f = cmd_set_nvgre_parsed, + .data = NULL, + .help_str = "set nvgre-with-vlan ipv4|ipv6 " + " ", + .tokens = { + (void *)&cmd_set_nvgre_set, + (void *)&cmd_set_nvgre_nvgre_with_vlan, + (void *)&cmd_set_nvgre_ip_version, + (void *)&cmd_set_nvgre_tni, + (void *)&cmd_set_nvgre_ip_src, + (void *)&cmd_set_nvgre_ip_dst, + (void *)&cmd_set_nvgre_vlan, + (void *)&cmd_set_nvgre_eth_src, + (void *)&cmd_set_nvgre_eth_dst, + NULL, + }, +}; + /* Strict link priority scheduling mode setting */ static void cmd_strict_link_prio_parsed( @@ -17591,6 +17702,8 @@ cmdline_parse_ctx_t main_ctx[] = { #endif (cmdline_parse_inst_t *)&cmd_set_vxlan, (cmdline_parse_inst_t *)&cmd_set_vxlan_with_vlan, + (cmdline_parse_inst_t *)&cmd_set_nvgre, + (cmdline_parse_inst_t *)&cmd_set_nvgre_with_vlan, (cmdline_parse_inst_t *)&cmd_ddp_add, (cmdline_parse_inst_t *)&cmd_ddp_del, (cmdline_parse_inst_t *)&cmd_ddp_get_list, diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c index a8b5221a6..8f3bf58bf 100644 --- a/app/test-pmd/cmdline_flow.c +++ b/app/test-pmd/cmdline_flow.c @@ -241,6 +241,8 @@ enum index { ACTION_OF_PUSH_MPLS_ETHERTYPE, ACTION_VXLAN_ENCAP, ACTION_VXLAN_DECAP, + ACTION_NVGRE_ENCAP, + ACTION_NVGRE_DECAP, }; /** Maximum size for pattern in struct rte_flow_item_raw. */ @@ -277,6 +279,22 @@ struct action_vxlan_encap_data { struct rte_flow_item_vxlan item_vxlan; }; +/** Maximum number of items in struct rte_flow_action_nvgre_encap. */ +#define ACTION_NVGRE_ENCAP_ITEMS_NUM 5 + +/** Storage for struct rte_flow_action_nvgre_encap including external data. */ +struct action_nvgre_encap_data { + struct rte_flow_action_nvgre_encap conf; + struct rte_flow_item items[ACTION_NVGRE_ENCAP_ITEMS_NUM]; + struct rte_flow_item_eth item_eth; + struct rte_flow_item_vlan item_vlan; + union { + struct rte_flow_item_ipv4 item_ipv4; + struct rte_flow_item_ipv6 item_ipv6; + }; + struct rte_flow_item_nvgre item_nvgre; +}; + /** Maximum number of subsequent tokens and arguments on the stack. */ #define CTX_STACK_SIZE 16 @@ -796,6 +814,8 @@ static const enum index next_action[] = { ACTION_OF_PUSH_MPLS, ACTION_VXLAN_ENCAP, ACTION_VXLAN_DECAP, + ACTION_NVGRE_ENCAP, + ACTION_NVGRE_DECAP, ZERO, }; @@ -929,6 +949,9 @@ static int parse_vc_action_rss_queue(struct context *, const struct token *, static int parse_vc_action_vxlan_encap(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_vc_action_nvgre_encap(struct context *, const struct token *, + const char *, unsigned int, void *, + unsigned int); static int parse_destroy(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); @@ -2429,6 +2452,24 @@ static const struct token token_list[] = { .next = NEXT(NEXT_ENTRY(ACTION_NEXT)), .call = parse_vc, }, + [ACTION_NVGRE_ENCAP] = { + .name = "nvgre_encap", + .help = "NVGRE encapsulation, uses configuration set by \"set" + " nvgre\"", + .priv = PRIV_ACTION(NVGRE_ENCAP, + sizeof(struct action_nvgre_encap_data)), + .next = NEXT(NEXT_ENTRY(ACTION_NEXT)), + .call = parse_vc_action_nvgre_encap, + }, + [ACTION_NVGRE_DECAP] = { + .name = "nvgre_decap", + .help = "Performs a decapsulation action by stripping all" + " headers of the NVGRE tunnel network overlay from the" + " matched flow.", + .priv = PRIV_ACTION(NVGRE_DECAP, 0), + .next = NEXT(NEXT_ENTRY(ACTION_NEXT)), + .call = parse_vc, + }, }; /** Remove and return last entry from argument stack. */ @@ -3090,6 +3131,94 @@ parse_vc_action_vxlan_encap(struct context *ctx, const struct token *token, return ret; } +/** Parse NVGRE encap action. */ +static int +parse_vc_action_nvgre_encap(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + struct buffer *out = buf; + struct rte_flow_action *action; + struct action_nvgre_encap_data *action_nvgre_encap_data; + int ret; + + ret = parse_vc(ctx, token, str, len, buf, size); + if (ret < 0) + return ret; + /* Nothing else to do if there is no buffer. */ + if (!out) + return ret; + if (!out->args.vc.actions_n) + return -1; + action = &out->args.vc.actions[out->args.vc.actions_n - 1]; + /* Point to selected object. */ + ctx->object = out->args.vc.data; + ctx->objmask = NULL; + /* Set up default configuration. */ + action_nvgre_encap_data = ctx->object; + *action_nvgre_encap_data = (struct action_nvgre_encap_data){ + .conf = (struct rte_flow_action_nvgre_encap){ + .definition = action_nvgre_encap_data->items, + }, + .items = { + { + .type = RTE_FLOW_ITEM_TYPE_ETH, + .spec = &action_nvgre_encap_data->item_eth, + .mask = &action_nvgre_encap_data->item_eth, + }, + { + .type = RTE_FLOW_ITEM_TYPE_VLAN, + .spec = &action_nvgre_encap_data->item_vlan, + .mask = &action_nvgre_encap_data->item_vlan, + }, + { + .type = RTE_FLOW_ITEM_TYPE_IPV4, + .spec = &action_nvgre_encap_data->item_ipv4, + .mask = &action_nvgre_encap_data->item_ipv4, + }, + { + .type = RTE_FLOW_ITEM_TYPE_NVGRE, + .spec = &action_nvgre_encap_data->item_nvgre, + .mask = &action_nvgre_encap_data->item_nvgre, + }, + { + .type = RTE_FLOW_ITEM_TYPE_END, + }, + }, + .item_eth.type = 0, + .item_vlan.tci = nvgre_encap_conf.vlan_tci, + .item_ipv4.hdr = { + .src_addr = nvgre_encap_conf.ipv4_src, + .dst_addr = nvgre_encap_conf.ipv4_dst, + }, + .item_nvgre.flow_id = 0, + }; + memcpy(action_nvgre_encap_data->item_eth.dst.addr_bytes, + nvgre_encap_conf.eth_dst, ETHER_ADDR_LEN); + memcpy(action_nvgre_encap_data->item_eth.src.addr_bytes, + nvgre_encap_conf.eth_src, ETHER_ADDR_LEN); + if (!nvgre_encap_conf.select_ipv4) { + memcpy(&action_nvgre_encap_data->item_ipv6.hdr.src_addr, + &nvgre_encap_conf.ipv6_src, + sizeof(nvgre_encap_conf.ipv6_src)); + memcpy(&action_nvgre_encap_data->item_ipv6.hdr.dst_addr, + &nvgre_encap_conf.ipv6_dst, + sizeof(nvgre_encap_conf.ipv6_dst)); + action_nvgre_encap_data->items[2] = (struct rte_flow_item){ + .type = RTE_FLOW_ITEM_TYPE_IPV6, + .spec = &action_nvgre_encap_data->item_ipv6, + .mask = &action_nvgre_encap_data->item_ipv6, + }; + } + if (!nvgre_encap_conf.select_vlan) + action_nvgre_encap_data->items[1].type = + RTE_FLOW_ITEM_TYPE_VOID; + memcpy(action_nvgre_encap_data->item_nvgre.tni, nvgre_encap_conf.tni, + RTE_DIM(nvgre_encap_conf.tni)); + action->conf = &action_nvgre_encap_data->conf; + return ret; +} + /** Parse tokens for destroy command. */ static int parse_destroy(struct context *ctx, const struct token *token, diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index af9b96f9b..8f580ac5b 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -410,6 +410,21 @@ struct vxlan_encap_conf vxlan_encap_conf = { .eth_dst = "\xff\xff\xff\xff\xff\xff", }; +struct nvgre_encap_conf nvgre_encap_conf = { + .select_ipv4 = 1, + .select_vlan = 0, + .tni = "\x00\x00\x00", + .ipv4_src = IPv4(127, 0, 0, 1), + .ipv4_dst = IPv4(255, 255, 255, 255), + .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" + "\x00\x00\x00\x00\x00\x00\x00\x01", + .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" + "\x00\x00\x00\x00\x00\x00\x11\x11", + .vlan_tci = 0, + .eth_src = "\x00\x00\x00\x00\x00\x00", + .eth_dst = "\xff\xff\xff\xff\xff\xff", +}; + /* Forward function declarations */ static void map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port); diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 0d6618788..2b1e448b0 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -496,6 +496,21 @@ struct vxlan_encap_conf { }; struct vxlan_encap_conf vxlan_encap_conf; +/* NVGRE encap/decap parameters. */ +struct nvgre_encap_conf { + uint32_t select_ipv4:1; + uint32_t select_vlan:1; + uint8_t tni[3]; + rte_be32_t ipv4_src; + rte_be32_t ipv4_dst; + uint8_t ipv6_src[16]; + uint8_t ipv6_dst[16]; + rte_be16_t vlan_tci; + uint8_t eth_src[ETHER_ADDR_LEN]; + uint8_t eth_dst[ETHER_ADDR_LEN]; +}; +struct nvgre_encap_conf nvgre_encap_conf; + static inline unsigned int lcore_num(void) { diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index 30dc53046..78508b441 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -1542,6 +1542,14 @@ Configure the outer layer to encapsulate a packet inside a VXLAN tunnel:: testpmd> set vxlan ipv4|ipv6 (vni) (udp-src) (udp-dst) (ip-src) (ip-dst) (mac-src) (mac-dst) testpmd> set vxlan-with-vlan ipv4|ipv6 (vni) (udp-src) (udp-dst) (ip-src) (ip-dst) (vlan-tci) (mac-src) (mac-dst) +Config NVGRE Encap outer layers +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Configure the outer layer to encapsulate a packet inside a NVGRE tunnel:: + + testpmd> set nvgre ipv4|ipv6 (tni) (ip-src) (ip-dst) (mac-src) (mac-dst) + testpmd> set nvgre-with-vlan ipv4|ipv6 (tni) (ip-src) (ip-dst) (vlan-tci) (mac-src) (mac-dst) + Port Functions -------------- @@ -3663,6 +3671,12 @@ This section lists supported actions and their attributes, if any. - ``vxlan_decap``: Performs a decapsulation action by stripping all headers of the VXLAN tunnel network overlay from the matched flow. +- ``nvgre_encap``: Performs a NVGRE encapsulation, outer layer configuration + is done through `Config NVGRE Encap outer layers`_. + +- ``nvgre_decap``: Performs a decapsulation action by stripping all headers of + the NVGRE tunnel network overlay from the matched flow. + Destroying flow rules ~~~~~~~~~~~~~~~~~~~~~ -- 2.17.1