Ping a Host

README.md

Flow to ping a given IP address each second and if it is down for 5 seconds send a DOWN message, if the host starts responding the timer is reset and an UP message will be sent once.

flow.json

[
    {
        "id": "f4e5cd9e434f5567",
        "type": "tab",
        "label": "Flow 1",
        "disabled": false,
        "info": "",
        "env": []
    },
    {
        "id": "5d501c6fa918035d",
        "type": "ping",
        "z": "f4e5cd9e434f5567",
        "protocol": "Automatic",
        "mode": "timed",
        "name": "",
        "host": "192.168.1.123",
        "timer": "1",
        "inputs": 0,
        "x": 150,
        "y": 380,
        "wires": [
            [
                "c3bcb95c40f50b53"
            ]
        ]
    },
    {
        "id": "4a693eafa0c30293",
        "type": "trigger",
        "z": "f4e5cd9e434f5567",
        "name": "",
        "op1": "",
        "op2": "DOWN",
        "op1type": "nul",
        "op2type": "str",
        "duration": "5",
        "extend": false,
        "overrideDelay": false,
        "units": "s",
        "reset": "UP",
        "bytopic": "all",
        "topic": "topic",
        "outputs": 1,
        "x": 780,
        "y": 360,
        "wires": [
            [
                "bfe05b4d867b334e"
            ]
        ]
    },
    {
        "id": "411ee745138899d0",
        "type": "change",
        "z": "f4e5cd9e434f5567",
        "name": "",
        "rules": [
            {
                "t": "set",
                "p": "payload",
                "pt": "msg",
                "to": "UP",
                "tot": "str"
            }
        ],
        "action": "",
        "property": "",
        "from": "",
        "to": "",
        "reg": false,
        "x": 600,
        "y": 400,
        "wires": [
            [
                "4a693eafa0c30293",
                "bfe05b4d867b334e"
            ]
        ]
    },
    {
        "id": "c3bcb95c40f50b53",
        "type": "switch",
        "z": "f4e5cd9e434f5567",
        "name": "",
        "property": "payload",
        "propertyType": "msg",
        "rules": [
            {
                "t": "false"
            },
            {
                "t": "else"
            }
        ],
        "checkall": "true",
        "repair": false,
        "outputs": 2,
        "x": 350,
        "y": 380,
        "wires": [
            [
                "4a693eafa0c30293"
            ],
            [
                "411ee745138899d0"
            ]
        ]
    },
    {
        "id": "dcac14b4e5def6ab",
        "type": "debug",
        "z": "f4e5cd9e434f5567",
        "name": "",
        "active": true,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "payload",
        "targetType": "msg",
        "statusVal": "",
        "statusType": "auto",
        "x": 1270,
        "y": 400,
        "wires": []
    },
    {
        "id": "bfe05b4d867b334e",
        "type": "rbe",
        "z": "f4e5cd9e434f5567",
        "name": "",
        "func": "rbe",
        "gap": "",
        "start": "",
        "inout": "out",
        "septopics": true,
        "property": "payload",
        "topi": "topic",
        "x": 970,
        "y": 400,
        "wires": [
            [
                "dcac14b4e5def6ab"
            ]
        ]
    }
]

When trying to use this, I get a DOWN immediately (after 1s) not after 5s?