feat: enhance n8n workflows with dynamic credential management and email configuration

2026-05-10 00:52:35 +02:00
parent 05de6cc9a4
commit bd906dbe15
6 changed files with 201 additions and 58 deletions
@@ -0,0 +1,83 @@
+#!/bin/sh
+set -eu
+
+WORKFLOW_TEMPLATE="${N8N_WORKFLOW_TEMPLATE:-/opt/mc-cars/workflows/01-qualification-payment-email.json}"
+WORKFLOW_RENDERED="/tmp/01-qualification-payment-email.rendered.json"
+CREDENTIALS_FILE="/tmp/mc-cars-credentials.json"
+
+required_var() {
+  var_name="$1"
+  eval "var_value=\${$var_name:-}"
+  if [ -z "$var_value" ]; then
+    echo "[n8n-bootstrap] Missing required env var: $var_name" >&2
+    exit 1
+  fi
+}
+
+escape_sed() {
+  printf '%s' "$1" | sed -e 's/[\/&]/\\&/g'
+}
+
+required_var N8N_POSTGRES_CREDENTIAL_ID
+required_var N8N_POSTGRES_CREDENTIAL_NAME
+required_var N8N_SMTP_CREDENTIAL_ID
+required_var N8N_SMTP_CREDENTIAL_NAME
+required_var N8N_SMTP_HOST
+required_var N8N_SMTP_USER
+required_var N8N_SMTP_PASS
+required_var N8N_PAYPAL_KAUTION_LINK
+required_var N8N_PAYPAL_MIETE_LINK
+required_var DB_POSTGRESDB_PASSWORD
+required_var N8N_PAYMENT_WORKFLOW_ID
+
+cat > "$CREDENTIALS_FILE" <<EOF
+[
+  {
+    "id": "${N8N_POSTGRES_CREDENTIAL_ID}",
+    "name": "${N8N_POSTGRES_CREDENTIAL_NAME}",
+    "type": "postgres",
+    "data": {
+      "host": "db",
+      "password": "${DB_POSTGRESDB_PASSWORD}"
+    }
+  },
+  {
+    "id": "${N8N_SMTP_CREDENTIAL_ID}",
+    "name": "${N8N_SMTP_CREDENTIAL_NAME}",
+    "type": "smtp",
+    "data": {
+      "host": "${N8N_SMTP_HOST}",
+      "user": "${N8N_SMTP_USER}",
+      "password": "${N8N_SMTP_PASS}"
+    }
+  }
+]
+EOF
+
+if [ ! -f "$WORKFLOW_TEMPLATE" ]; then
+  echo "[n8n-bootstrap] Workflow template not found: $WORKFLOW_TEMPLATE" >&2
+  exit 1
+fi
+
+POSTGRES_ID_ESCAPED="$(escape_sed "$N8N_POSTGRES_CREDENTIAL_ID")"
+SMTP_ID_ESCAPED="$(escape_sed "$N8N_SMTP_CREDENTIAL_ID")"
+KAUTION_LINK_ESCAPED="$(escape_sed "$N8N_PAYPAL_KAUTION_LINK")"
+MIETE_LINK_ESCAPED="$(escape_sed "$N8N_PAYPAL_MIETE_LINK")"
+
+sed \
+  -e "s/__POSTGRES_CREDENTIAL_ID__/${POSTGRES_ID_ESCAPED}/g" \
+  -e "s/__SMTP_CREDENTIAL_ID__/${SMTP_ID_ESCAPED}/g" \
+  -e "s|__PAYPAL_KAUTION_LINK__|${KAUTION_LINK_ESCAPED}|g" \
+  -e "s|__PAYPAL_MIETE_LINK__|${MIETE_LINK_ESCAPED}|g" \
+  "$WORKFLOW_TEMPLATE" > "$WORKFLOW_RENDERED"
+
+echo "[n8n-bootstrap] Importing credentials"
+n8n import:credentials --input="$CREDENTIALS_FILE"
+
+echo "[n8n-bootstrap] Importing workflow"
+n8n import:workflow --input="$WORKFLOW_RENDERED"
+
+echo "[n8n-bootstrap] Activating workflow ${N8N_PAYMENT_WORKFLOW_ID}"
+n8n update:workflow --id="${N8N_PAYMENT_WORKFLOW_ID}" --active=true
+
+echo "[n8n-bootstrap] Bootstrap complete"