---
slug: "ecrのログイン情報をkubernetes-の-secrets-として保存する-pythonスクリプト"
title: "Python Script for Storing ECR Login Information as Kubernetes Secrets"
description: "Introduction to Python Script Code"
url: "https://www.ytyng.com/en/blog/ecrのログイン情報をkubernetes-の-secrets-として保存する-pythonスクリプト"
publish_date: "2020-07-13T11:39:22Z"
created: "2020-07-13T11:39:22Z"
updated: "2026-02-27T10:44:29.540Z"
categories: []
keywords: ""
featured_image_url: "https://media.ytyng.com/resize/20230812/f5e33cbb8554475e93fb180906b57c84.png.webp?width=768"
has_video: false
has_music: false
video_urls: []
music_urls: []
lang: "en"
---

# Python Script for Storing ECR Login Information as Kubernetes Secrets

<pre>#!/usr/bin/env python3

import subprocess
import re

namespace = 'my-namespace'
secret_name = 'ecr-credeintial'
aws_region = 'ap-northeast-1'
docker_server = 'https://000000000000.dkr.ecr.ap-northeast-1.amazonaws.com'

def main():
  output = subprocess.check_output([
    'aws', 'ecr', 'get-login',
    '--no-include-email', '--region', aws_region,
  ]).decode()
  words = output.split()
  username = words[words.index('-u') + 1]
  password = words[words.index('-p') + 1]

  subprocess.run([
    'kubectl', '-n', namespace, 'delete', 'secret', secret_name])

  subprocess.run([
    'kubectl', '-n', namespace, 'create', 'secret',
    'docker-registry', secret_name,
    f'--docker-username={username}',
    f'--docker-password={password}',
    f'--docker-server={docker_server}'
  ])

if __name__ == '__main__':
  main()
</pre>