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GET /api/patches/104197/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 104197,
    "url": "http://patches.dpdk.org/api/patches/104197/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20211111142340.2209292-3-rongweil@nvidia.com/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<20211111142340.2209292-3-rongweil@nvidia.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20211111142340.2209292-3-rongweil@nvidia.com",
    "date": "2021-11-11T14:23:37",
    "name": "[v9,2/5] app/flow-perf: support meter policy API",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": true,
    "hash": "76c556e2e2c5c3d32ed084c99560628450f76613",
    "submitter": {
        "id": 2223,
        "url": "http://patches.dpdk.org/api/people/2223/?format=api",
        "name": "Rongwei Liu",
        "email": "rongweil@nvidia.com"
    },
    "delegate": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/users/1/?format=api",
        "username": "tmonjalo",
        "first_name": "Thomas",
        "last_name": "Monjalon",
        "email": "thomas@monjalon.net"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20211111142340.2209292-3-rongweil@nvidia.com/mbox/",
    "series": [
        {
            "id": 20502,
            "url": "http://patches.dpdk.org/api/series/20502/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=20502",
            "date": "2021-11-11T14:23:35",
            "name": "add meter policy support in flow-perf",
            "version": 9,
            "mbox": "http://patches.dpdk.org/series/20502/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/104197/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/104197/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "Rongwei Liu <rongweil@nvidia.com>",
        "To": "<matan@nvidia.com>, <viacheslavo@nvidia.com>, <orika@nvidia.com>,\n <thomas@monjalon.net>, Wisam Jaddo <wisamm@nvidia.com>",
        "CC": "<dev@dpdk.org>, <rasland@nvidia.com>, Haifei Luo <haifeil@nvidia.com>,\n Jiawei Wang <jiaweiw@nvidia.com>",
        "Subject": "[PATCH v9 2/5] app/flow-perf: support meter policy API",
        "Date": "Thu, 11 Nov 2021 16:23:37 +0200",
        "Message-ID": "<20211111142340.2209292-3-rongweil@nvidia.com>",
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        "References": "<6177033.fEpqbVaury@thomas>\n <20211111142340.2209292-1-rongweil@nvidia.com>",
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    },
    "content": "Add option \"policy-mtr\" to indicate if meter creation will include policy\nor not. Meter creation will keep unchanged without it.\n\nWith \"policy-mtr\", the policy is introduced. API create_meter_policy\nis to create a policy. API create_meter_rule will use it to create\na meter. The value of it is used to specify meter policy actions.\n\nSigned-off-by: Haifei Luo <haifeil@nvidia.com>\nSigned-off-by: Jiawei Wang <jiaweiw@nvidia.com>\nSigned-off-by: Rongwei Liu <rongweil@nvidia.com>\n---\n app/test-flow-perf/main.c      | 142 ++++++++++++++++++++++++++++++---\n doc/guides/tools/flow-perf.rst |   4 +\n 2 files changed, 134 insertions(+), 12 deletions(-)",
    "diff": "diff --git a/app/test-flow-perf/main.c b/app/test-flow-perf/main.c\nindex 42d13ec495..89596eb3f6 100644\n--- a/app/test-flow-perf/main.c\n+++ b/app/test-flow-perf/main.c\n@@ -37,6 +37,7 @@\n #include <rte_mtr.h>\n \n #include \"config.h\"\n+#include \"actions_gen.h\"\n #include \"flow_gen.h\"\n \n #define MAX_BATCHES_COUNT          100\n@@ -49,10 +50,13 @@ static uint8_t flow_group;\n \n static uint64_t encap_data;\n static uint64_t decap_data;\n+static uint64_t all_actions[RTE_COLORS][MAX_ACTIONS_NUM];\n+static char *actions_str[RTE_COLORS];\n \n static uint64_t flow_items[MAX_ITEMS_NUM];\n static uint64_t flow_actions[MAX_ACTIONS_NUM];\n static uint64_t flow_attrs[MAX_ATTRS_NUM];\n+static uint32_t policy_id[MAX_PORTS];\n static uint8_t items_idx, actions_idx, attrs_idx;\n \n static uint64_t ports_mask;\n@@ -63,6 +67,7 @@ static bool delete_flag;\n static bool dump_socket_mem_flag;\n static bool enable_fwd;\n static bool unique_data;\n+static bool policy_mtr;\n \n static uint8_t rx_queues_count;\n static uint8_t tx_queues_count;\n@@ -560,6 +565,8 @@ usage(char *progname)\n \t\t\"ipv6 dscp value to be set is random each flow\\n\");\n \tprintf(\"  --flag: add flag action to flow actions\\n\");\n \tprintf(\"  --meter: add meter action to flow actions\\n\");\n+\tprintf(\"  --policy-mtr=\\\"g1,g2:y1:r1\\\": to create meter with specified \"\n+\t\t\"colored actions\\n\");\n \tprintf(\"  --raw-encap=<data>: add raw encap action to flow actions\\n\"\n \t\t\"Data is the data needed to be encaped\\n\"\n \t\t\"Example: raw-encap=ether,ipv4,udp,vxlan\\n\");\n@@ -572,6 +579,45 @@ usage(char *progname)\n \tprintf(\"  --vxlan-decap: add vxlan_decap action to flow actions\\n\");\n }\n \n+static void\n+read_meter_policy(char *prog, char *arg)\n+{\n+\tchar *token;\n+\tsize_t i, j, k;\n+\n+\tj = 0;\n+\tk = 0;\n+\tpolicy_mtr = true;\n+\ttoken = strsep(&arg, \":\\0\");\n+\twhile (token != NULL && j < RTE_COLORS) {\n+\t\tactions_str[j++] = token;\n+\t\ttoken = strsep(&arg, \":\\0\");\n+\t}\n+\tj = 0;\n+\ttoken = strtok(actions_str[0], \",\\0\");\n+\twhile (token == NULL && j < RTE_COLORS - 1)\n+\t\ttoken = strtok(actions_str[++j], \",\\0\");\n+\twhile (j < RTE_COLORS && token != NULL) {\n+\t\tfor (i = 0; i < RTE_DIM(flow_options); i++) {\n+\t\t\tif (!strcmp(token, flow_options[i].str)) {\n+\t\t\t\tall_actions[j][k++] = flow_options[i].mask;\n+\t\t\t\tbreak;\n+\t\t\t}\n+\t\t}\n+\t\t/* Reached last action with no match */\n+\t\tif (i >= RTE_DIM(flow_options)) {\n+\t\t\tfprintf(stderr, \"Invalid colored actions: %s\\n\", token);\n+\t\t\tusage(prog);\n+\t\t\trte_exit(EXIT_SUCCESS, \"Invalid colored actions\\n\");\n+\t\t}\n+\t\ttoken = strtok(NULL, \",\\0\");\n+\t\twhile (!token && j < RTE_COLORS - 1) {\n+\t\t\ttoken = strtok(actions_str[++j], \",\\0\");\n+\t\t\tk = 0;\n+\t\t}\n+\t}\n+}\n+\n static void\n args_parse(int argc, char **argv)\n {\n@@ -660,6 +706,7 @@ args_parse(int argc, char **argv)\n \t\t{ \"raw-decap\",                  1, 0, 0 },\n \t\t{ \"vxlan-encap\",                0, 0, 0 },\n \t\t{ \"vxlan-decap\",                0, 0, 0 },\n+\t\t{ \"policy-mtr\",                 1, 0, 0 },\n \t};\n \n \tRTE_ETH_FOREACH_DEV(i)\n@@ -877,6 +924,8 @@ args_parse(int argc, char **argv)\n \t\t\t\t\t\tRTE_MAX_LCORE);\n \t\t\t\t}\n \t\t\t}\n+\t\t\tif (strcmp(lgopts[opt_idx].name, \"policy-mtr\") == 0)\n+\t\t\t\tread_meter_policy(argv[0], optarg);\n \t\t\tbreak;\n \t\tdefault:\n \t\t\tusage(argv[0]);\n@@ -981,7 +1030,6 @@ print_rules_batches(double *cpu_time_per_batch)\n \t}\n }\n \n-\n static inline int\n has_meter(void)\n {\n@@ -997,12 +1045,66 @@ has_meter(void)\n \treturn 0;\n }\n \n+static void\n+create_meter_policy(void)\n+{\n+\tstruct rte_mtr_error error;\n+\tint ret, port_id;\n+\tstruct rte_mtr_meter_policy_params policy;\n+\tuint16_t nr_ports;\n+\tstruct rte_flow_action actions[RTE_COLORS][MAX_ACTIONS_NUM];\n+\tint i;\n+\n+\tmemset(actions, 0, sizeof(actions));\n+\tmemset(&policy, 0, sizeof(policy));\n+\tnr_ports = rte_eth_dev_count_avail();\n+\tfor (port_id = 0; port_id < nr_ports; port_id++) {\n+\t\tfor (i = 0; i < RTE_COLORS; i++)\n+\t\t\tfill_actions(actions[i], all_actions[i], 0, 0, 0,\n+\t\t\t\t     0, 0, 0, unique_data, rx_queues_count,\n+\t\t\t\t     dst_ports[port_id]);\n+\t\tpolicy.actions[RTE_COLOR_GREEN] = actions[RTE_COLOR_GREEN];\n+\t\tpolicy.actions[RTE_COLOR_YELLOW] = actions[RTE_COLOR_YELLOW];\n+\t\tpolicy.actions[RTE_COLOR_RED] = actions[RTE_COLOR_RED];\n+\t\tpolicy_id[port_id] = port_id + 10;\n+\t\tret = rte_mtr_meter_policy_add(port_id, policy_id[port_id],\n+\t\t\t\t\t       &policy, &error);\n+\t\tif (ret) {\n+\t\t\tfprintf(stderr, \"port %d: failed to create meter policy\\n\",\n+\t\t\t\tport_id);\n+\t\t\tpolicy_id[port_id] = UINT32_MAX;\n+\t\t}\n+\t\tmemset(actions, 0, sizeof(actions));\n+\t}\n+}\n+\n+static void\n+destroy_meter_policy(void)\n+{\n+\tstruct rte_mtr_error error;\n+\tuint16_t nr_ports;\n+\tint port_id;\n+\n+\tnr_ports = rte_eth_dev_count_avail();\n+\tfor (port_id = 0; port_id < nr_ports; port_id++) {\n+\t\t/* If port outside portmask */\n+\t\tif (!((ports_mask >> port_id) & 0x1))\n+\t\t\tcontinue;\n+\n+\t\tif (rte_mtr_meter_policy_delete\n+\t\t\t(port_id, policy_id[port_id], &error)) {\n+\t\t\tfprintf(stderr, \"port %u:  failed to  delete meter policy\\n\",\n+\t\t\t\tport_id);\n+\t\t\trte_exit(EXIT_FAILURE, \"Error: Failed to delete meter policy.\\n\");\n+\t\t}\n+\t}\n+}\n+\n static void\n create_meter_rule(int port_id, uint32_t counter)\n {\n \tint ret;\n \tstruct rte_mtr_params params;\n-\tuint32_t default_prof_id = 100;\n \tstruct rte_mtr_error error;\n \n \tmemset(&params, 0, sizeof(struct rte_mtr_params));\n@@ -1012,8 +1114,15 @@ create_meter_rule(int port_id, uint32_t counter)\n \tparams.dscp_table = NULL;\n \n \t/*create meter*/\n-\tparams.meter_profile_id = default_prof_id;\n-\tret = rte_mtr_create(port_id, counter, &params, 1, &error);\n+\tparams.meter_profile_id = DEFAULT_METER_PROF_ID;\n+\n+\tif (!policy_mtr) {\n+\t\tret = rte_mtr_create(port_id, counter, &params, 1, &error);\n+\t} else {\n+\t\tparams.meter_policy_id = policy_id[port_id];\n+\t\tret = rte_mtr_create(port_id, counter, &params, 0, &error);\n+\t}\n+\n \tif (ret != 0) {\n \t\tprintf(\"Port %u create meter idx(%d) error(%d) message: %s\\n\",\n \t\t\tport_id, counter, error.type,\n@@ -1027,11 +1136,16 @@ destroy_meter_rule(int port_id, uint32_t counter)\n {\n \tstruct rte_mtr_error error;\n \n+\tif (policy_mtr && policy_id[port_id] != UINT32_MAX) {\n+\t\tif (rte_mtr_meter_policy_delete(port_id, policy_id[port_id],\n+\t\t\t\t\t&error))\n+\t\t\tfprintf(stderr, \"Error: Failed to delete meter policy\\n\");\n+\t\tpolicy_id[port_id] = UINT32_MAX;\n+\t}\n \tif (rte_mtr_destroy(port_id, counter, &error)) {\n-\t\tprintf(\"Port %u destroy meter(%d) error(%d) message: %s\\n\",\n-\t\t\tport_id, counter, error.type,\n-\t\t\terror.message ? error.message : \"(no stated reason)\");\n-\t\trte_exit(EXIT_FAILURE, \"Error in deleting meter rule\\n\");\n+\t\tfprintf(stderr, \"Port %d: Failed to delete meter.\\n\",\n+\t\t\t\tport_id);\n+\t\trte_exit(EXIT_FAILURE, \"Error in deleting meter rule\");\n \t}\n }\n \n@@ -1136,12 +1250,10 @@ create_meter_profile(void)\n \t\t/* If port outside portmask */\n \t\tif (!((ports_mask >> port_id) & 0x1))\n \t\t\tcontinue;\n-\n \t\tmp.alg = RTE_MTR_SRTCM_RFC2697;\n \t\tmp.srtcm_rfc2697.cir = METER_CIR;\n \t\tmp.srtcm_rfc2697.cbs = METER_CIR / 8;\n \t\tmp.srtcm_rfc2697.ebs = 0;\n-\n \t\tret = rte_mtr_meter_profile_add\n \t\t\t(port_id, DEFAULT_METER_PROF_ID, &mp, &error);\n \t\tif (ret != 0) {\n@@ -2012,16 +2124,22 @@ main(int argc, char **argv)\n \n \trte_srand(rand_seed);\n \n-\tif (has_meter())\n+\tif (has_meter()) {\n \t\tcreate_meter_profile();\n+\t\tif (policy_mtr)\n+\t\t\tcreate_meter_policy();\n+\t}\n \trte_eal_mp_remote_launch(run_rte_flow_handler_cores, NULL, CALL_MAIN);\n \n \tif (enable_fwd) {\n \t\tinit_lcore_info();\n \t\trte_eal_mp_remote_launch(start_forwarding, NULL, CALL_MAIN);\n \t}\n-\tif (has_meter() && delete_flag)\n+\tif (has_meter() && delete_flag) {\n \t\tdestroy_meter_profile();\n+\t\tif (policy_mtr)\n+\t\t\tdestroy_meter_policy();\n+\t}\n \n \tRTE_ETH_FOREACH_DEV(port) {\n \t\trte_flow_flush(port, &error);\ndiff --git a/doc/guides/tools/flow-perf.rst b/doc/guides/tools/flow-perf.rst\nindex 7d986f0158..e4083f053e 100644\n--- a/doc/guides/tools/flow-perf.rst\n+++ b/doc/guides/tools/flow-perf.rst\n@@ -384,6 +384,10 @@ Actions:\n *\t``--vxlan-decap``\n \tAdd vxlan decap action to all flows actions.\n \n+*\t``--policy-mtr=<str>``\n+\tAdd policy-mtr to create meter with policy and specify policy actions.\n+\tExample: policy-mtr=rss,mark::drop\n+\n *       ``--meter``\n         Add meter action to all flows actions.\n         Currently, 1 meter profile -> N meter rules -> N rte flows.\n",
    "prefixes": [
        "v9",
        "2/5"
    ]
}