## Passos anteriores antes de inicializar e contêineres

Se você estiver usando contêineres (por exemplo, Docker, Kubernetes), existem duas abordagens principais que você pode usar.

### Contêineres Múltiplos

/*
Copyright The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,

  // API.
  // More info: https://kubernetes.io/docs/concepts/workloads/controllers/jobs-run-to-completion/#specifying-your-own-pod-selector
  // +optional
  optional bool manualSelector = 5;

  // Describes the pod that will be created when executing a job.
  // The only allowed template.spec.restartPolicy values are "Never" or "OnFailure".

    * Один процесс Uvicorn будет выступать как **менеджер процессов**, прослушивая **IP:port**. Он будет запускать **множество работающих процессов Uvicorn**.
* **Kubernetes** и аналогичные **контейнерные системы**

  optional string kind = 1;

  // Name of the referent.
  // More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names#names
  optional string name = 3;

  // UID of the referent.
  // More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names#uids
  optional string uid = 4;

📥 👤 🔜 🎦 👆 ❔ ⚙️ <a href="https://gunicorn.org/" class="external-link" target="_blank">**🐁**</a> ⏮️ **Uvicorn 👨‍🏭 🛠️**.

!!! info
    🚥 👆 ⚙️ 📦, 🖼 ⏮️ ☁ ⚖️ Kubernetes, 👤 🔜 💬 👆 🌅 🔃 👈 ⏭ 📃: [FastAPI 📦 - ☁](docker.md){.internal-link target=_blank}.

    🎯, 🕐❔ 🏃 🔛 **Kubernetes** 👆 🔜 🎲 **🚫** 💚 ⚙️ 🐁 &amp; ↩️ 🏃 **👁 Uvicorn 🛠️ 📍 📦**, ✋️ 👤 🔜 💬 👆 🔃 ⚫️ ⏪ 👈 📃.

## 🐁 ⏮️ Uvicorn 👨‍🏭

CANONICAL_SERVICE='foo'
ISTIO_INBOUND_PORTS='*'
ISTIO_LOCAL_EXCLUDE_PORTS='22,15090,15021,15020'
ISTIO_METAJSON_LABELS='{"service.istio.io/canonical-name":"foo","service.istio.io/canonical-revision":"latest"}'
ISTIO_META_CLUSTER_ID='Kubernetes'
ISTIO_META_DNS_CAPTURE='true'
ISTIO_META_MESH_ID=''
ISTIO_META_NETWORK=''
ISTIO_META_WORKLOAD_NAME='foo'
ISTIO_NAMESPACE='bar'
ISTIO_SERVICE='foo.bar'
ISTIO_SERVICE_CIDR='*'
ISTIO_SVC_IP='10.10.10.10'

## Подготовительные шаги при запуске контейнеров

Есть два основных подхода, которые вы можете использовать при запуске контейнеров (Docker, Kubernetes и т.п.).

### Множество контейнеров

* **Kubernetes** & 🎏 📎 **📦 ⚙️**
    * 🕳 **☁** 🧽 🔜 👂 🔛 **📢** & **⛴**. 🧬 🔜 ✔️ **💗 📦**, 🔠 ⏮️ **1️⃣ Uvicorn 🛠️** 🏃‍♂
* **☁ 🐕‍🦺** 👈 🍵 👉 👆
    * ☁ 🐕‍🦺 🔜 🎲 **🍵 🧬 👆**. ⚫️ 🔜 🎲 ➡️ 👆 🔬 **🛠️ 🏃**, ⚖️ **📦 🖼** ⚙️, 🙆 💼, ⚫️ 🔜 🌅 🎲 **👁 Uvicorn 🛠️**, & ☁ 🐕‍🦺 🔜 🈚 🔁 ⚫️.

!!! tip
    🚫 😟 🚥 👫 🏬 🔃 **📦**, ☁, ⚖️ Kubernetes 🚫 ⚒ 📚 🔑.

// instantiate new PersistentVolumes.
//
// For example this can express things like:
// - StorageClass "standard" has "1234 GiB" available in "topology.kubernetes.io/zone=us-east1"
// - StorageClass "localssd" has "10 GiB" available in "kubernetes.io/hostname=knode-abc123"
//
// The following three cases all imply that no capacity is available for
// a certain combination: