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GET /api/patches/2194257/?format=api
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{
    "id": 2194257,
    "url": "http://patchwork.ozlabs.org/api/patches/2194257/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/ovn/patch/20260207214852.86991-3-arukomoinikova@k2.cloud/",
    "project": {
        "id": 68,
        "url": "http://patchwork.ozlabs.org/api/projects/68/?format=api",
        "name": "Open Virtual Network development",
        "link_name": "ovn",
        "list_id": "ovs-dev.openvswitch.org",
        "list_email": "ovs-dev@openvswitch.org",
        "web_url": "http://openvswitch.org/",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260207214852.86991-3-arukomoinikova@k2.cloud>",
    "list_archive_url": null,
    "date": "2026-02-07T21:48:44",
    "name": "[ovs-dev,3/8,v2] pinctrl: Add logical switch port service monitor support.",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": false,
    "hash": "1acfce9cea253a728d8e615ce5b37537a6c7bf00",
    "submitter": {
        "id": 89461,
        "url": "http://patchwork.ozlabs.org/api/people/89461/?format=api",
        "name": "Rukomoinikova Aleksandra",
        "email": "ARukomoinikova@k2.cloud"
    },
    "delegate": {
        "id": 94943,
        "url": "http://patchwork.ozlabs.org/api/users/94943/?format=api",
        "username": "dceara",
        "first_name": "Dumitru",
        "last_name": "Ceara",
        "email": "dceara@redhat.com"
    },
    "mbox": "http://patchwork.ozlabs.org/project/ovn/patch/20260207214852.86991-3-arukomoinikova@k2.cloud/mbox/",
    "series": [
        {
            "id": 491397,
            "url": "http://patchwork.ozlabs.org/api/series/491397/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/ovn/list/?series=491397",
            "date": "2026-02-07T21:48:46",
            "name": "[ovs-dev,1/8,v2] ovn-nb, ovn-nbctl: Add Logical Switch Port Health Check support.",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/491397/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2194257/comments/",
    "check": "success",
    "checks": "http://patchwork.ozlabs.org/api/patches/2194257/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp3.osuosl.org DD9CE605D8",
        "From": "Alexandra Rukomoinikova <arukomoinikova@k2.cloud>",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=k2.cloud;\n s=cloudmail; t=1770500935;\n bh=ME5gc8KPjTOz+TXSQRV4TjA0jjYj8gu25XwGoIipzvI=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References;\n b=aryChqqhze+UrhBTS+IaK2IPBNYzyx39UZwKte7twN9m9ohKCmn49dave0dyIa4BX\n 98iJl3Joe/9xHgLspWEClQQlQ0K4Rv/+Oht33shm/NbfwH2d6CVnnRCetDTxdNlxjH\n GNlDIFv9GAxpJKXDwGEFBhSsQ0lcrqAJklyZ8mT8=",
        "To": "dev@openvswitch.org",
        "Cc": "Alexandra Rukomoinikova <arukomoinikova@k2.cloud>",
        "Date": "Sun,  8 Feb 2026 00:48:44 +0300",
        "Message-Id": "<20260207214852.86991-3-arukomoinikova@k2.cloud>",
        "In-Reply-To": "<20260207214852.86991-1-arukomoinikova@k2.cloud>",
        "References": "<20260207214852.86991-1-arukomoinikova@k2.cloud>",
        "MIME-Version": "1.0",
        "Subject": "[ovs-dev] [PATCH ovn 3/8 v2] pinctrl: Add logical switch port\n service monitor support.",
        "X-BeenThere": "ovs-dev@openvswitch.org",
        "X-Mailman-Version": "2.1.30",
        "Precedence": "list",
        "List-Id": "<ovs-dev.openvswitch.org>",
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        "Errors-To": "ovs-dev-bounces@openvswitch.org",
        "Sender": "\"dev\" <ovs-dev-bounces@openvswitch.org>"
    },
    "content": "Add LSP service monitor type and handle ICMP health checks for\nlogical switch ports in addition to network functions.\n\nSigned-off-by: Alexandra Rukomoinikova <arukomoinikova@k2.cloud>\n---\nv1 --> v2: fixed comments\n---\n controller/pinctrl.c | 63 ++++++++++++++++++----------\n tests/system-ovn.at  | 99 ++++++++++++++++++++++++++++++++++++++++++++\n 2 files changed, 139 insertions(+), 23 deletions(-)",
    "diff": "diff --git a/controller/pinctrl.c b/controller/pinctrl.c\nindex 7baf6b488..7b80f4725 100644\n--- a/controller/pinctrl.c\n+++ b/controller/pinctrl.c\n@@ -6912,6 +6912,8 @@ enum svc_monitor_type {\n     SVC_MON_TYPE_LB,\n     /* network function */\n     SVC_MON_TYPE_NF,\n+    /* logical switch port */\n+    SVC_MON_TYPE_LSP,\n };\n \n /* Service monitor health checks. */\n@@ -7039,6 +7041,9 @@ sync_svc_monitors(struct ovsdb_idl_txn *ovnsb_idl_txn,\n         if (sb_svc_mon->type && !strcmp(sb_svc_mon->type,\n                                         \"network-function\")) {\n             mon_type = SVC_MON_TYPE_NF;\n+        } else if (sb_svc_mon->type && !strcmp(sb_svc_mon->type,\n+                                        \"logical-switch-port\")) {\n+            mon_type = SVC_MON_TYPE_LSP;\n         } else {\n             mon_type = SVC_MON_TYPE_LB;\n         }\n@@ -7103,11 +7108,6 @@ sync_svc_monitors(struct ovsdb_idl_txn *ovnsb_idl_txn,\n                 }\n             }\n         } else {\n-            if (protocol != SVC_MON_PROTO_TCP &&\n-                protocol != SVC_MON_PROTO_UDP) {\n-                continue;\n-            }\n-\n             for (size_t i = 0; i < pb->n_mac && !mac_found; i++) {\n                 struct lport_addresses laddrs;\n \n@@ -8066,6 +8066,7 @@ static void\n svc_monitor_send_icmp_health_check__(struct rconn *swconn,\n                                      struct svc_monitor *svc_mon)\n {\n+    bool svc_mon_nf = (svc_mon->type == SVC_MON_TYPE_NF) ? true : false;\n     uint64_t packet_stub[128 / 8];\n     struct dp_packet packet;\n     dp_packet_use_stub(&packet, packet_stub, sizeof packet_stub);\n@@ -8112,7 +8113,8 @@ svc_monitor_send_icmp_health_check__(struct rconn *swconn,\n     struct ofpbuf ofpacts = OFPBUF_STUB_INITIALIZER(ofpacts_stub);\n     enum ofp_version version = rconn_get_version(swconn);\n     put_load(svc_mon->dp_key, MFF_LOG_DATAPATH, 0, 64, &ofpacts);\n-    put_load(svc_mon->input_port_key, MFF_LOG_OUTPORT, 0, 32, &ofpacts);\n+    put_load(svc_mon_nf ? svc_mon->input_port_key : svc_mon->port_key,\n+             MFF_LOG_OUTPORT, 0, 32, &ofpacts);\n     put_load(1, MFF_LOG_FLAGS, MLF_LOCAL_ONLY, 1, &ofpacts);\n     struct ofpact_resubmit *resubmit = ofpact_put_RESUBMIT(&ofpacts);\n     resubmit->in_port = OFPP_CONTROLLER;\n@@ -8406,24 +8408,32 @@ pinctrl_handle_svc_check(struct rconn *swconn, const struct flow *ip_flow,\n             return;\n         }\n \n-        /* Handle ICMP ECHO REQUEST probes for Network Function services */\n+        /* Handle ICMP ECHO REQUEST probes for Network Function and\n+         * Logical Switch Port services */\n         if (in_eth->eth_type == htons(ETH_TYPE_IP)) {\n             struct icmp_header *ih = l4h;\n             /* It's ICMP packet. */\n-            if (ih->icmp_type == ICMP4_ECHO_REQUEST && ih->icmp_code == 0) {\n-                uint32_t hash = hash_bytes(&dst_ip_addr, sizeof dst_ip_addr,\n-                                           hash_3words(dp_key, port_key, 0));\n-                struct svc_monitor *svc_mon =\n-                    pinctrl_find_svc_monitor(dp_key, port_key, &dst_ip_addr, 0,\n+            if ((ih->icmp_type == ICMP4_ECHO_REQUEST ||\n+                ih->icmp_type == ICMP4_ECHO_REPLY) && ih->icmp_code == 0) {\n+                int is_echo_request = (ih->icmp_type == ICMP4_ECHO_REQUEST);\n+                struct in6_addr *target_addr = is_echo_request\n+                                               ? &dst_ip_addr : &ip_addr;\n+                uint32_t hash =\n+                    hash_bytes(target_addr, sizeof(*target_addr),\n+                               hash_3words(dp_key, port_key, 0));\n+                 struct svc_monitor *svc_mon =\n+                    pinctrl_find_svc_monitor(dp_key, port_key, target_addr, 0,\n                                              SVC_MON_PROTO_ICMP, hash);\n                 if (!svc_mon) {\n-                    static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(\n-                        1, 5);\n+                    static struct vlog_rate_limit rl =\n+                        VLOG_RATE_LIMIT_INIT(1, 5);\n                     VLOG_WARN_RL(&rl, \"handle service check: Service monitor \"\n-                                 \"not found for ICMP request\");\n+                                 \"not found for ICMP %s\", is_echo_request ?\n+                                 \"request\" : \"reply\");\n                     return;\n                 }\n-                if (svc_mon->type == SVC_MON_TYPE_NF) {\n+                if (svc_mon->type == SVC_MON_TYPE_NF ||\n+                    svc_mon->type == SVC_MON_TYPE_LSP) {\n                     pinctrl_handle_icmp_svc_check(pkt_in, svc_mon);\n                 }\n                 return;\n@@ -8431,21 +8441,28 @@ pinctrl_handle_svc_check(struct rconn *swconn, const struct flow *ip_flow,\n         } else if (in_eth->eth_type == htons(ETH_TYPE_IPV6)) {\n             struct icmp6_data_header *ih6 = l4h;\n             /* It's ICMPv6 packet. */\n-            if (ih6->icmp6_base.icmp6_type == ICMP6_ECHO_REQUEST &&\n+            if ((ih6->icmp6_base.icmp6_type == ICMP6_ECHO_REQUEST ||\n+                ih6->icmp6_base.icmp6_type == ICMP6_ECHO_REPLY) &&\n                 ih6->icmp6_base.icmp6_code == 0) {\n-                uint32_t hash = hash_bytes(&dst_ip_addr, sizeof dst_ip_addr,\n+                int is_echo_request =\n+                    (ih6->icmp6_base.icmp6_type == ICMP6_ECHO_REQUEST);\n+                struct in6_addr *target_addr = is_echo_request\n+                                               ? &dst_ip_addr : &ip_addr;\n+                uint32_t hash = hash_bytes(target_addr, sizeof(*target_addr),\n                                            hash_3words(dp_key, port_key, 0));\n                 struct svc_monitor *svc_mon =\n-                    pinctrl_find_svc_monitor(dp_key, port_key, &dst_ip_addr, 0,\n+                    pinctrl_find_svc_monitor(dp_key, port_key, target_addr, 0,\n                                              SVC_MON_PROTO_ICMP, hash);\n                 if (!svc_mon) {\n-                    static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(\n-                        1, 5);\n+                    static struct vlog_rate_limit rl =\n+                        VLOG_RATE_LIMIT_INIT(1, 5);\n                     VLOG_WARN_RL(&rl, \"handle service check: Service monitor \"\n-                                 \"not found for ICMPv6 request\");\n+                                 \"not found for ICMPv6 %s\", is_echo_request ?\n+                                 \"request\" : \"reply\");\n                     return;\n                 }\n-                if (svc_mon->type == SVC_MON_TYPE_NF) {\n+                if (svc_mon->type == SVC_MON_TYPE_NF ||\n+                    svc_mon->type == SVC_MON_TYPE_LSP) {\n                     pinctrl_handle_icmp_svc_check(pkt_in, svc_mon);\n                 }\n                 return;\ndiff --git a/tests/system-ovn.at b/tests/system-ovn.at\nindex 82b7e7db5..14c0996a0 100644\n--- a/tests/system-ovn.at\n+++ b/tests/system-ovn.at\n@@ -20993,3 +20993,102 @@ OVS_TRAFFIC_VSWITCHD_STOP([\"/failed to query port patch-.*/d\n /connection dropped.*/d\"])\n AT_CLEANUP\n ])\n+\n+OVN_FOR_EACH_NORTHD_NO_HV([\n+AT_SETUP([Logical Switch Port Health Check])\n+AT_SKIP_IF([test $HAVE_NC = no])\n+\n+ovn_start\n+OVS_TRAFFIC_VSWITCHD_START()\n+ADD_BR([br-int])\n+\n+# Set external-ids in br-int needed for ovn-controller\n+ovs-vsctl \\\n+        -- set Open_vSwitch . external-ids:system-id=hv1 \\\n+        -- set Open_vSwitch . external-ids:ovn-remote=unix:$ovs_base/ovn-sb/ovn-sb.sock \\\n+        -- set Open_vSwitch . external-ids:ovn-encap-type=geneve \\\n+        -- set Open_vSwitch . external-ids:ovn-encap-ip=169.0.0.1 \\\n+        -- set bridge br-int fail-mode=secure other-config:disable-in-band=true\n+\n+# Start ovn-controller\n+start_daemon ovn-controller\n+\n+check ovn-nbctl ls-add ls1\n+\n+ADD_NAMESPACES(lport)\n+ADD_VETH(lport, lport, br-int, \"192.168.0.10\", \"f0:00:0f:01:02:04\", \\\n+         \"192.168.0.1\")\n+NS_EXEC([lport], [ip r del default via 192.168.0.1 dev lport])\n+NS_EXEC([lport], [ip r add default dev lport])\n+NS_EXEC([lport], [ip addr add 2001:db8::10/64 dev lport])\n+NS_EXEC([lport], [ip -6 r add default dev lport])\n+\n+check ovn-nbctl lsp-add ls1 lport -- \\\n+    lsp-set-addresses lport \"f0:00:0f:01:02:04 192.168.0.10 2001:db8::10\"\n+\n+check ovn-nbctl --wait=hv sync\n+\n+check ovn-nbctl lsp-hc-add lport icmp 192.168.0.255 192.168.0.10\n+check_row_count sb:Service_Monitor 1\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 1 status=online\n+\n+check ovn-nbctl lsp-hc-add lport tcp 192.168.0.255 4041 192.168.0.10\n+\n+check_row_count sb:Service_Monitor 2\n+\n+# Create one more health check on logical switch port\n+NETNS_DAEMONIZE([lport], [nc -l -k 192.168.0.10 4041], [lport_tcp.pid])\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 2 status=online\n+\n+check ovn-nbctl lsp-hc-add lport udp 192.168.0.255 4042 192.168.0.10\n+\n+NETNS_DAEMONIZE([lport], [nc -ulp 4042], [lport_udp.pid])\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 3 status=online\n+\n+check ovn-nbctl lsp-hc-del lport\n+\n+# IPv6 ICMP health check (ping6)\n+check ovn-nbctl lsp-hc-add lport icmp 2001:db8::ff 2001:db8::10\n+check_row_count sb:Service_Monitor 1\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 1 status=online\n+\n+# IPv6 TCP health check\n+check ovn-nbctl lsp-hc-add lport tcp 2001:db8::ff 4043 2001:db8::10\n+\n+check_row_count sb:Service_Monitor 2\n+\n+# Start IPv6 TCP server\n+NETNS_DAEMONIZE([lport], [nc -6 -l -k 2001:db8::10 4043], [lport_ipv6_tcp.pid])\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 2 status=online\n+\n+# IPv6 UDP health check\n+check ovn-nbctl lsp-hc-add lport udp 2001:db8::ff 4044 2001:db8::10\n+check_row_count sb:Service_Monitor 3\n+\n+# Start IPv6 UDP server\n+NETNS_DAEMONIZE([lport], [nc -6 -u -l 2001:db8::10 4044], [lport_ipv6_udp.pid])\n+\n+# Wait until the services are set to online.\n+wait_row_count Service_Monitor 3 status=online\n+\n+killall nc 2>/dev/null || true\n+\n+OVN_CLEANUP_CONTROLLER([hv1])\n+\n+OVN_CLEANUP_NORTHD\n+\n+as\n+OVS_TRAFFIC_VSWITCHD_STOP([\"/failed to query port patch-.*/d\n+/connection dropped.*/d\"])\n+AT_CLEANUP\n+])\n",
    "prefixes": [
        "ovs-dev",
        "3/8",
        "v2"
    ]
}