I think it's pretty cool to post a annotations to grafana with something. To make some one life easy ear. I'm sharing it with you.
Read info node!
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"type": "tab",
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"info": "",
"env": []
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"name": "send annotation to grafana",
"func": "tn = new Date().getTime();\n\ntags=[\"from node-red\"];\nif( msg.tags != undefined ){\n for( var t=0,tc=msg.tags.length; t<tc; t++)\n tags.push( msg.tags[t] );\n}\n\nmsgTs = {\n \"payload\": \n //JSON.stringify(\n {\n\"dashboardId\": msg.dashboardId,\n\"panelId\": msg.panelId,\n\"time\": tn,\n\"inRegion\": true,\n\"timeEnd\": tn,\n\"text\": msg.txt,\n\"tags\": tags\n }\n //)\n\n};\n\nif( msg[\"patch\"] ){\n node.status({text:\"add patch:\"+JSON.stringify(msg[\"patch\"])});\n pa = msg[\"patch\"];\n for (const [key, value] of Object.entries(pa)) {\n msgTs.payload[key] = value;\n }\n}else{\n //node.status({text:\"no patch\"});\n \n\n}\n\n\nnode.send(msgTs);\n//node.status({ text:JSON.stringify( msg ) });",
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"id": "6f7847275c5e6b76",
"type": "http request",
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"method": "POST",
"ret": "obj",
"paytoqs": "body",
"url": "http://admin:admin@localhost:3000/api/annotations",
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"name": "Set Headers",
"rules": [
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"t": "set",
"p": "headers",
"pt": "msg",
"to": "{}",
"tot": "json"
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{
"t": "set",
"p": "headers.content-type",
"pt": "msg",
"to": "application/json",
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"t": "set",
"p": "headers.accept",
"pt": "msg",
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{
"id": "9a02d7d30eafbbaa",
"type": "link in",
"z": "0f3990356594599b",
"name": "send grafana annotation",
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"type": "comment",
"z": "0f3990356594599b",
"name": "Use info",
"info": "Examples if it will get:\n\n> msg = {\n> \"dashboardId\": 7,\n> \"panelId\": 3,\n> \"txt\": \"abcd\",\n> \"tags\": [ \"huawaii plug / unplug\" ]\n> };\n> node.send(msg);\n\nregular annotation will be added.\n\n\n \n> msg = {\n> \"dashboardId\": 7,\n> \"panelId\": 3,\n> \"patch\":{\n> \"time\": global.get(\"hu_plug_t\"),\n> \"timeEnd\": new Date().getTime()\n> },\n> \"txt\": \"huawaii was charging\",\n> \"tags\": [ \"huawaii charging\" ]\n> };\n> node.send(msg);\n\nannotation with overrite time and timeEnd will be post'ed\n\n\n\n\n",
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