The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "SIGE \u2014 Obra RDO Publicado (E-mail para o cliente)",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "sige-obra-rdo-publicado",
"responseMode": "onReceived",
"responseData": "allEntries",
"options": {
"rawBody": true
}
},
"id": "webhook-in",
"name": "Webhook (POST)",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
240,
300
]
},
{
"parameters": {
"functionCode": "// Valida\u00e7\u00e3o HMAC-SHA256 (X-Signature) \u2014 segredo em $env.N8N_WEBHOOK_SECRET.\nconst crypto = require('crypto');\nconst secret = $env.N8N_WEBHOOK_SECRET || '';\nconst given = ($input.first().json.headers || {})['x-signature'] || '';\nlet body = $input.first().json.body ? JSON.stringify($input.first().json.body) : '';\ntry {\n if ($input.first().binary && $input.first().binary.data) {\n body = Buffer.from($input.first().binary.data, 'base64').toString('utf8');\n }\n} catch (e) {}\nif (!secret) return [{ json: { ...$input.first().json, _signature_skipped: 'no_secret' } }];\nconst expected = crypto.createHmac('sha256', secret).update(body, 'utf8').digest('hex');\nconst ok = expected.length === given.length && crypto.timingSafeEqual(Buffer.from(expected), Buffer.from(given));\nif (!ok) throw new Error('Assinatura HMAC inv\u00e1lida (X-Signature n\u00e3o confere)');\nreturn [{ json: { ...$input.first().json, _signature_ok: true } }];"
},
"id": "validate-hmac",
"name": "Validar Assinatura HMAC",
"type": "n8n-nodes-base.function",
"typeVersion": 1,
"position": [
460,
300
]
},
{
"parameters": {
"functionCode": "// Normaliza payload do evento `obra.rdo_publicado`.\nconst body = $input.first().json.body || $input.first().json;\nconst d = (body && body.data) || {};\nreturn [{\n json: {\n obra_id: d.obra_id || null,\n obra_nome: d.obra_nome || 'Obra',\n cliente_nome: d.cliente_nome || 'Cliente',\n cliente_email: d.cliente_email || '',\n rdo_id: d.rdo_id || null,\n numero_rdo: d.numero_rdo || '',\n data_relatorio: d.data_relatorio || '',\n status: d.status || '',\n portal_obra_url: d.portal_obra_url || '',\n admin_id: body.admin_id || null\n }\n}];"
},
"id": "extract",
"name": "Extrair Dados",
"type": "n8n-nodes-base.function",
"typeVersion": 1,
"position": [
680,
300
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{ $json[\"cliente_email\"] }}",
"operation": "isNotEmpty"
}
]
}
},
"id": "if-has-email",
"name": "Tem e-mail?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
900,
300
]
},
{
"parameters": {
"fromEmail": "={{ $env.SIGE_FROM_EMAIL }}",
"toEmail": "={{ $json[\"cliente_email\"] }}",
"subject": "Novo RDO publicado \u2014 {{ $json[\"obra_nome\"] }} ({{ $json[\"data_relatorio\"] }})",
"text": "Ol\u00e1 {{ $json[\"cliente_nome\"] }},\n\nFoi publicado um novo Relat\u00f3rio Di\u00e1rio de Obra (RDO {{ $json[\"numero_rdo\"] }}) para a obra *{{ $json[\"obra_nome\"] }}* \u2014 referente ao dia {{ $json[\"data_relatorio\"] }}.\n\nVoc\u00ea pode acompanhar o avan\u00e7o, fotos e ocorr\u00eancias no portal:\n{{ $json[\"portal_obra_url\"] }}\n\n\u2014 Equipe SIGE"
},
"id": "send-email",
"name": "Enviar E-mail",
"type": "n8n-nodes-base.emailSend",
"typeVersion": 2,
"position": [
1140,
300
],
"credentials": {
"smtp": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Webhook (POST)": {
"main": [
[
{
"node": "Validar Assinatura HMAC",
"type": "main",
"index": 0
}
]
]
},
"Validar Assinatura HMAC": {
"main": [
[
{
"node": "Extrair Dados",
"type": "main",
"index": 0
}
]
]
},
"Extrair Dados": {
"main": [
[
{
"node": "Tem e-mail?",
"type": "main",
"index": 0
}
]
]
},
"Tem e-mail?": {
"main": [
[
{
"node": "Enviar E-mail",
"type": "main",
"index": 0
}
],
[]
]
}
},
"active": false,
"settings": {},
"tags": [
{
"name": "sige"
},
{
"name": "obras"
},
{
"name": "rdo"
}
],
"_meta": {
"description": "Workflow exemplo para o evento `obra.rdo_publicado` do SIGE.",
"env_obrigatorias": [
"N8N_WEBHOOK_SECRET",
"SIGE_FROM_EMAIL"
]
}
}
Credentials you'll need
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smtp
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About this workflow
SIGE — Obra RDO Publicado (E-mail para o cliente). Uses emailSend. Webhook trigger; 5 nodes.
Source: https://github.com/cassioviller/EnterpriseSync-1/blob/43db84f198555fc1a88987471f5dcaf05f46eae5/n8n_workflows/obra_rdo_publicado.json — original creator credit. Request a take-down →
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