feat: demo managed functions with harbor-backed operator setup

examples/demo-managed-functions/code/event-cleaner/handler.py

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+# Изменено: 2026-03-14
+# event-cleaner: HTTP функция для демонстрации контролируемого изменения логики.
+# Работает без внешних пакетов.
+
+import json
+from datetime import datetime, timezone
+
+
+def handle(event):
+    """Принимает delete_n и возвращает подтверждение обработки."""
+
+    payload = event if isinstance(event, dict) else {}
+
+    delete_n = int(payload.get("delete_n", 10))
+    delete_n = max(1, min(delete_n, 100))
+
+    now = datetime.now(timezone.utc).isoformat()
+    # Здесь intentionally имитируем очистку, чтобы показать реакцию на входные параметры.
+    return json.dumps(
+        {
+            "ok": True,
+            "accepted_delete_n": delete_n,
+            "status": "simulated-cleanup",
+            "generated_at": now,
+        }
+    ), 200, {"Content-Type": "application/json"}

examples/demo-managed-functions/code/event-monitor/handler.py

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+# Изменено: 2026-03-14
+# event-monitor: cron-функция для демонстрации расписания и управления кодом.
+# Работает без внешних библиотек и возвращает диагностический JSON.
+
+import json
+import os
+from datetime import datetime, timezone
+
+
+THRESHOLD = 50
+
+
+def handle(request):
+    """Отдаёт heartbeat для cron-запуска и видимой проверки после apply."""
+    rabbitmq_url = os.environ.get("RABBITMQ_URL", "not-set")
+    now = datetime.now(timezone.utc).isoformat()
+    return json.dumps(
+        {
+            "ok": True,
+            "monitor": "alive",
+            "threshold": THRESHOLD,
+            "rabbitmq_configured": rabbitmq_url != "not-set",
+            "generated_at": now,
+        }
+    ), 200, {"Content-Type": "application/json"}

examples/demo-managed-functions/code/event-writer/handler.py

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+# Изменено: 2026-03-14
+# event-writer: простая HTTP функция без внешних зависимостей.
+# Правка поля response_tag в коде сразу видна в ответе после terraform apply.
+
+import json
+import os
+from datetime import datetime, timezone
+
+
+def handle(event):
+    """Возвращает полезный JSON-ответ для визуальной проверки выката кода."""
+    default_message = os.environ.get("DEFAULT_MESSAGE", "writer-default")
+
+    payload = event if isinstance(event, dict) else {}
+
+    message = payload.get("message", default_message)
+    source = payload.get("source", "event-writer")
+    now = datetime.now(timezone.utc).isoformat()
+
+    # response_tag удобно менять для демонстрации hot-update кода через terraform apply.
+    response_tag = "writer-v2"
+    return {
+        "ok": True,
+        "source": source,
+        "message": message,
+        "response_tag": response_tag,
+        "generated_at": now,
+    }

examples/demo-managed-functions/function.tf

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+# 2026-03-14
+# function.tf — ресурсы managed serverless функций для демонстрации.
+# Пользователь правит код в code/* и запускает terraform apply — провайдер сам пересобирает и выкатывает функции.
+
+resource "sless_function" "event_writer" {
+  name        = "event-writer"
+  runtime     = "python3.11"
+  entrypoint  = "handler.handle"
+  memory_mb   = 128
+  timeout_sec = 20
+
+  source_dir = "${path.module}/code/event-writer"
+
+  env_vars = {
+    POSTGRES_DSN    = var.pg_dsn
+    DEFAULT_MESSAGE = var.writer_message
+  }
+}
+
+resource "sless_trigger" "event_writer_http" {
+  name     = "event-writer-http"
+  type     = "http"
+  function = sless_function.event_writer.name
+  enabled  = true
+}
+
+resource "sless_function" "event_monitor" {
+  name        = "event-monitor"
+  runtime     = "python3.11"
+  entrypoint  = "handler.handle"
+  memory_mb   = 128
+  timeout_sec = 20
+
+  source_dir = "${path.module}/code/event-monitor"
+
+  env_vars = {
+    POSTGRES_DSN = var.pg_dsn
+    RABBITMQ_URL = var.rabbitmq_url
+  }
+}
+
+resource "sless_trigger" "event_monitor_cron" {
+  name      = "event-monitor-cron"
+  type      = "cron"
+  function  = sless_function.event_monitor.name
+  enabled   = true
+  schedule  = "*/1 * * * *"
+}
+
+resource "sless_function" "event_cleaner" {
+  name        = "event-cleaner"
+  runtime     = "python3.11"
+  entrypoint  = "handler.handle"
+  memory_mb   = 128
+  timeout_sec = 20
+
+  source_dir = "${path.module}/code/event-cleaner"
+
+  env_vars = {
+    POSTGRES_DSN = var.pg_dsn
+  }
+}
+
+resource "sless_trigger" "event_cleaner_http" {
+  name     = "event-cleaner-http"
+  type     = "http"
+  function = sless_function.event_cleaner.name
+  enabled  = true
+}
+
+output "event_writer_url" {
+  value = sless_trigger.event_writer_http.url
+}
+
+output "event_cleaner_url" {
+  value = sless_trigger.event_cleaner_http.url
+}

examples/demo-managed-functions/main.tf

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+# 2026-03-14
+# Terraform demo: managed serverless functions.
+# Здесь управляем ТОЛЬКО функциями/триггерами, внешние сервисы считаем уже поднятыми.
+
+terraform {
+  required_providers {
+    sless = {
+      source  = "terra.k8c.ru/naeel/sless"
+      version = "~> 0.1.18"
+    }
+  }
+}
+
+provider "sless" {
+  endpoint       = var.sless_endpoint
+  token          = var.token
+  nubes_endpoint = var.nubes_endpoint
+}

examples/demo-managed-functions/terraform.tfvars.example

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+# 2026-03-14
+# Скопируй в terraform.tfvars и подставь актуальный токен.
+
+token          = "PUT_TOKEN_HERE"
+sless_endpoint = "http://sless-api.185.247.187.147.nip.io"
+nubes_endpoint = "https://deck-test.ngcloud.ru/api/v1"
+
+pg_dsn       = "postgres://sless:sless-pg-password@postgres.sless.svc.cluster.local:5432/sless?sslmode=disable"
+rabbitmq_url = "amqp://sless:sless123@rabbitmq.sless.svc.cluster.local:5672/"
+
+writer_message = "writer-default-v1"

examples/demo-managed-functions/variables.tf

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+# 2026-03-14
+# Переменные для demo-managed-functions.
+
+variable "token" {
+  description = "JWT токен API"
+  type        = string
+  sensitive   = true
+}
+
+variable "sless_endpoint" {
+  description = "Endpoint sless API"
+  type        = string
+  default     = "http://sless-api.185.247.187.147.nip.io"
+}
+
+variable "nubes_endpoint" {
+  description = "Nubes endpoint (нужен провайдеру)"
+  type        = string
+  default     = "https://deck-test.ngcloud.ru/api/v1"
+}
+
+variable "pg_dsn" {
+  description = "PostgreSQL DSN для функций"
+  type        = string
+  default     = "postgres://sless:sless-pg-password@postgres.sless.svc.cluster.local:5432/sless?sslmode=disable"
+}
+
+variable "rabbitmq_url" {
+  description = "RabbitMQ URL для функций"
+  type        = string
+  default     = "amqp://sless:sless123@rabbitmq.sless.svc.cluster.local:5672/"
+}
+
+variable "writer_message" {
+  description = "Сообщение по умолчанию, которое пишет event-writer"
+  type        = string
+  default     = "writer-default-v1"
+}