Add n8n workflows 01-08 (with upgrades), 14-16; planning docs; .gitignore
This commit is contained in:
Paccoco
383
n8n-workflows/15-n8n-health-monitor.json
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383
n8n-workflows/15-n8n-health-monitor.json
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{
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"name": "n8n Self-Health Monitor",
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"active": true,
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"isArchived": false,
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"nodes": [
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{
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"parameters": {
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"rule": {
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"interval": [
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{
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"field": "minutes",
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"minutesInterval": 15
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}
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]
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}
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},
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"id": "dabcb0ae-d513-410e-b779-4570df5c4a35",
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"name": "Every 15 Minutes",
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"type": "n8n-nodes-base.scheduleTrigger",
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"typeVersion": 1.2,
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"position": [
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0,
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0
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]
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},
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{
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"parameters": {
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"method": "GET",
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"url": "http://10.5.1.6:5678/api/v1/executions",
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"sendHeaders": true,
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"headerParameters": {
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"parameters": [
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{
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"name": "X-N8N-API-KEY",
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"value": "={{ $env.N8N_API_KEY }}"
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}
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]
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},
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"sendQuery": true,
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"queryParameters": {
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"parameters": [
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{
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"name": "status",
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"value": "error"
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},
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{
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"name": "includeData",
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"value": "false"
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},
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{
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"name": "limit",
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"value": "50"
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}
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]
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},
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"options": {}
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},
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"id": "806d75e9-b95a-499a-b997-a7f7dc046775",
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"name": "Fetch Failed Executions",
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"type": "n8n-nodes-base.httpRequest",
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"typeVersion": 4.2,
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"position": [
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224,
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0
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]
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},
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{
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"parameters": {
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"jsCode": "const data = $input.first().json;\nconst executions = data.data || [];\nconst oneHourAgo = Date.now() - (60 * 60 * 1000);\n\n// Filter to failures in the past hour\nconst recent = executions.filter(e => {\n const ts = new Date(e.startedAt || e.stoppedAt || 0).getTime();\n return ts >= oneHourAgo;\n});\n\n// Group by workflow name + error message for dedup key\nconst failures = recent.map(e => ({\n executionId: e.id,\n workflowId: e.workflowId,\n workflowName: e.workflowData?.name || `Workflow ${e.workflowId}`,\n startedAt: e.startedAt,\n stoppedAt: e.stoppedAt,\n errorMessage: e.data?.resultData?.error?.message || 'Unknown error'\n}));\n\n// Deduplicate by workflowName (report once per workflow per check)\nconst seen = new Set();\nconst unique = failures.filter(f => {\n if (seen.has(f.workflowName)) return false;\n seen.add(f.workflowName);\n return true;\n});\n\nreturn [{ json: { hasFailures: unique.length > 0, count: unique.length, failures: unique } }];"
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},
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"id": "f5d47910-5047-4c4f-aa84-a6907aa38551",
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"name": "Filter Recent Failures",
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"type": "n8n-nodes-base.code",
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"typeVersion": 2,
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"position": [
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448,
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0
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]
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},
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{
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"parameters": {
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"conditions": {
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"options": {
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"caseSensitive": true,
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"leftValue": "",
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"typeValidation": "strict"
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},
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"conditions": [
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{
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"id": "a76d10a7-1313-467e-9648-471b296229a3",
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"leftValue": "={{ $json.hasFailures }}",
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"rightValue": true,
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"operator": {
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"type": "boolean",
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"operation": "equal"
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}
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}
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],
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"combinator": "and"
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}
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},
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"id": "7c298433-ab89-435e-8955-73da6b986f46",
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"name": "Has Failures?",
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"type": "n8n-nodes-base.if",
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"typeVersion": 2.2,
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"position": [
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672,
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0
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]
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},
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{
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"parameters": {
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"jsCode": "const d = $input.first().json;\n// Fingerprint = sorted workflow names joined \u2014 stable across retriggers\nconst fingerprint = (d.failures || [])\n .map(f => f.workflowName)\n .sort()\n .join('|') || 'unknown';\nreturn [{ json: { ...d, fingerprint } }];"
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},
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"id": "d3609d45-ba9f-41d3-a9bd-8c558a719f10",
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"name": "Build Fingerprint",
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"type": "n8n-nodes-base.code",
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"typeVersion": 2,
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"position": [
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896,
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-120
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]
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},
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{
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"parameters": {
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"operation": "executeQuery",
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"query": "SELECT fingerprint, last_seen FROM n8n_health_dedup WHERE fingerprint = '{{ $json.fingerprint }}' AND last_seen > NOW() - INTERVAL '1 hour' LIMIT 1;",
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"options": {}
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},
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"id": "15a3dd71-bc5b-4396-9534-63518e097438",
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"name": "Lookup Dedup",
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"type": "n8n-nodes-base.postgres",
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"typeVersion": 2.5,
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"position": [
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1120,
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-120
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],
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"credentials": {
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"postgres": {
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"id": "n9svoXemqSZoNNUB",
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"name": "Postgres account"
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}
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},
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"continueOnFail": true
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},
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{
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"parameters": {
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"jsCode": "const alertData = $('Build Fingerprint').first().json;\nconst rows = $input.all().filter(r => r.json && r.json.fingerprint);\nconst alreadyNotified = rows.length > 0;\nreturn [{ json: { ...alertData, alreadyNotified, shouldNotify: !alreadyNotified } }];"
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},
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"id": "a92590e3-7044-4ba3-9b39-f6a9457c5fbe",
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"name": "Check Already Notified",
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"type": "n8n-nodes-base.code",
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"typeVersion": 2,
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"position": [
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1344,
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-120
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]
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},
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{
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"parameters": {
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"conditions": {
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"options": {
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"caseSensitive": true,
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"leftValue": "",
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"typeValidation": "strict"
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},
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"conditions": [
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{
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"id": "b1e77af5-6875-47dd-97af-8e13958a7217",
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"leftValue": "={{ $json.shouldNotify }}",
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"rightValue": true,
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"operator": {
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"type": "boolean",
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"operation": "equal"
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}
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}
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],
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"combinator": "and"
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}
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},
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"id": "39ac0eaf-73ce-4fe1-9c4b-d09ac920291d",
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"name": "Should Notify?",
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"type": "n8n-nodes-base.if",
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"typeVersion": 2.2,
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"position": [
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1568,
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-120
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]
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},
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{
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"parameters": {
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"operation": "executeQuery",
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"query": "INSERT INTO n8n_health_dedup (fingerprint, last_seen, workflow_names) VALUES ('{{ $json.fingerprint }}', NOW(), '{{ $json.failures.map(f => f.workflowName).join(\", \") }}') ON CONFLICT (fingerprint) DO UPDATE SET last_seen = NOW(), workflow_names = EXCLUDED.workflow_names;",
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"options": {}
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},
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"id": "0c3be155-0c3a-4354-b863-73a3f5bbf598",
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"name": "Upsert Dedup Record",
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"type": "n8n-nodes-base.postgres",
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"typeVersion": 2.5,
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"position": [
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1792,
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-120
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],
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"credentials": {
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"postgres": {
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"id": "n9svoXemqSZoNNUB",
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"name": "Postgres account"
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}
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}
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},
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{
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"parameters": {
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"jsCode": "const d = $('Build Fingerprint').first().json;\nconst lines = (d.failures || []).map(f =>\n ` \u2022 ${f.workflowName}\\n ${f.errorMessage.substring(0, 120)}`\n);\nconst body = `${d.count} workflow${d.count !== 1 ? 's' : ''} failed in the past hour:\\n\\n${lines.join('\\n')}\\n\\nhttps://n8n.paccoco.com`;\nreturn [{ json: { title: `\u26a0\ufe0f n8n: ${d.count} Workflow Failure${d.count !== 1 ? 's' : ''}`, message: body, priority: 7 } }];"
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},
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"id": "1c6b42bf-a38e-47b6-82ac-50c43ee9e583",
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"name": "Format Notification",
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"type": "n8n-nodes-base.code",
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"typeVersion": 2,
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"position": [
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2016,
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-120
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]
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},
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{
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"parameters": {
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"message": "={{ $json.message }}",
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"additionalFields": {
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"priority": "={{ $json.priority }}",
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"title": "={{ $json.title }}"
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},
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"options": {
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"contentType": "text/plain"
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}
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},
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"id": "09435c2f-9044-432a-8ca8-dd3ce3262c76",
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"name": "Push to Gotify",
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"type": "n8n-nodes-base.gotify",
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"typeVersion": 1,
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"position": [
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2240,
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-120
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],
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"credentials": {
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"gotifyApi": {
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"id": "SETUP_REQUIRED",
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"name": "n8n Health"
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}
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}
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}
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],
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"connections": {
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"Every 15 Minutes": {
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"main": [
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[
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{
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"node": "Fetch Failed Executions",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Fetch Failed Executions": {
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"main": [
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[
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{
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"node": "Filter Recent Failures",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Filter Recent Failures": {
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"main": [
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[
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{
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"node": "Has Failures?",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Has Failures?": {
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"main": [
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[
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{
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"node": "Build Fingerprint",
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"type": "main",
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"index": 0
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}
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],
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[]
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]
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},
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"Build Fingerprint": {
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"main": [
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[
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{
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"node": "Lookup Dedup",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Lookup Dedup": {
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"main": [
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[
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{
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"node": "Check Already Notified",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Check Already Notified": {
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"main": [
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[
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{
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"node": "Should Notify?",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Should Notify?": {
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"main": [
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[
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{
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"node": "Upsert Dedup Record",
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"type": "main",
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"index": 0
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}
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],
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[]
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]
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},
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"Upsert Dedup Record": {
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"main": [
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[
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{
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"node": "Format Notification",
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"type": "main",
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"index": 0
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}
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]
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]
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},
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"Format Notification": {
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"main": [
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[
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{
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"node": "Push to Gotify",
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"type": "main",
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"index": 0
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}
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]
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]
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}
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},
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"settings": {
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"executionOrder": "v1",
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"binaryMode": "separate"
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},
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"staticData": null,
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"meta": null,
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"pinData": {},
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"tags": [
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{
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"name": "monitoring"
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},
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{
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"name": "scheduled"
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},
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{
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"name": "n8n"
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}
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]
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}
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