{"id":41812,"date":"2022-11-28T23:04:16","date_gmt":"2023-07-05T10:01:28","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8docker%e5%9c%a8ruby%e4%b8%ad%e5%8f%91%e5%87%basql%e5%b9%b6%e4%bd%bf%e7%94%a8postgresql%e3%80%82\/"},"modified":"2024-04-29T02:54:08","modified_gmt":"2024-04-28T18:54:08","slug":"%e4%bd%bf%e7%94%a8docker%e5%9c%a8ruby%e4%b8%ad%e5%8f%91%e5%87%basql%e5%b9%b6%e4%bd%bf%e7%94%a8postgresql%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8docker%e5%9c%a8ruby%e4%b8%ad%e5%8f%91%e5%87%basql%e5%b9%b6%e4%bd%bf%e7%94%a8postgresql%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Docker\u5728Ruby\u4e2d\u53d1\u51faSQL\u5e76\u4f7f\u7528PostgreSQL"},"content":{"rendered":"<h1>\u8fd9\u6b21\u8981\u505a\u7684\u4e8b\u60c5\u7684\u8be6\u7ec6\u5185\u5bb9<\/h1>\n<ol>\u4f7f\u7528Docker-compose\u521b\u5efa\u5e76\u8fde\u63a5\u4e00\u4e2aRuby\u548c\u4e00\u4e2aPostgreSQL\u5bb9\u5668\u3002Ruby\u811a\u672c\u5c06\u53d1\u51faSQL\u5e76\u5728\u63a7\u5236\u53f0\u4e0a\u663e\u793a\u83b7\u53d6\u7684\u5185\u5bb9\u3002<\/ol>\n<h2>\u89e3\u91ca<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Docker-compose\u306e\u4f7f\u3044\u65b9<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">ruby\u3067PostreSQL\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u65b9\u6cd5<\/ul>\n<h2>\u4e0d\u505a\u89e3\u91ca<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Docker\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Linux\u306e\u57fa\u672c\u30b3\u30de\u30f3\u30c9<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ruby\u306e\u57fa\u672c<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">SQL<\/ul>\n<h1>\u8fd9\u6b21\u4f7f\u7528\u7684\u6587\u4ef6<\/h1>\n<h3>Ruby \u7684 Dockerfile<\/h3>\n<pre class=\"post-pre\"><code><span class=\"k\">FROM<\/span><span class=\"s\"> ruby:3.2.2<\/span>\r\n\r\n<span class=\"k\">WORKDIR<\/span><span class=\"s\"> \/home\/<\/span>\r\n\r\n<span class=\"k\">COPY<\/span><span class=\"s\"> .\/Gemfile \/home\/<\/span>\r\n\r\n<span class=\"c\"># vendor\/bundle\u306b\u4f9d\u5b58\u95a2\u4fc2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3088\u3046\u8a2d\u5b9a\u3059\u308b<\/span>\r\n<span class=\"k\">RUN <\/span>bundle config <span class=\"nb\">set<\/span> <span class=\"nt\">--local<\/span> path <span class=\"s1\">'vendor\/bundle'<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"se\">\\\r\n<\/span>    bundle <span class=\"nb\">install<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"se\">\\\r\n<\/span>    <span class=\"nb\">echo<\/span> <span class=\"s1\">'alias b=\"bundle exec\"'<\/span> <span class=\"o\">&gt;&gt;<\/span> ~\/.bashrc\r\n\r\n<\/code><\/pre>\n<h3>Gemfile\u6587\u4ef6<\/h3>\n<pre class=\"post-pre\"><code><span class=\"c1\"># frozen_string_literal: true<\/span>\r\n\r\n<span class=\"n\">source<\/span> <span class=\"s2\">\"https:\/\/rubygems.org\"<\/span>\r\n\r\n<span class=\"n\">gem<\/span> <span class=\"s1\">'pg'<\/span>\r\n\r\n<\/code><\/pre>\n<h3>PostgreSQL\u7684Dockerfile<\/h3>\n<pre class=\"post-pre\"><code><span class=\"k\">FROM<\/span><span class=\"s\"> postgres:15.2<\/span>\r\n\r\n<span class=\"k\">ENV<\/span><span class=\"s\"> POSTGRES_USER=root<\/span>\r\n<span class=\"k\">ENV<\/span><span class=\"s\"> POSTGRES_PASSWORD=pass<\/span>\r\n<span class=\"k\">ENV<\/span><span class=\"s\"> POSTGRES_DB=test<\/span>\r\n<\/code><\/pre>\n<h3>docker-compose.yml\u7684\u7ffb\u8bd1\uff1a<\/h3>\n<pre class=\"post-pre\"><code>version: \"3.8\"\r\nservices:\r\n  ap:\r\n    build: .\/src\/ruby\r\n    image: ruby:1.0\r\n    container_name: ruby\r\n    stdin_open: true\r\n    tty: true\r\n    volumes:\r\n      - .\/src\/ruby\/script:\/home\/ruby\r\n    networks:\r\n      - my_network\r\n  db:\r\n    build: .\/src\/postgres\r\n    image: postgres:1.0\r\n    container_name: postgres\r\n    volumes:\r\n      - .\/src\/postgres\/data:\/var\/lib\/postgresql\/data\r\n      - .\/src\/postgres\/sql:\/home\/postgres\r\n    networks:\r\n      - my_network\r\nnetworks:\r\n  my_network:\r\n<\/code><\/pre>\n<h3>\u6d4b\u8bd5_postgresql.rb<\/h3>\n<pre class=\"post-pre\"><code>require 'pg'\r\n\r\nconn = PG.connect(\r\n  host: 'postgres', # docker-compose\u3067\u4f5c\u6210\u3057\u305fPostgreSQL\u30b5\u30fc\u30d3\u30b9\u306e\u30b3\u30f3\u30c6\u30ca\u540d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\r\n  port: 5432, # PostgreSQL\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30dd\u30fc\u30c8\u756a\u53f7\u3067\u3059\r\n  # Gemfile\u3067\u6307\u5b9a\u3057\u305fDB\u306e\u540d\u524d\u3068\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u3059\r\n  dbname: 'test',# \r\n  user: 'root',\r\n  password: 'pass'\r\n)\r\n\r\n# \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\r\nconn.exec(\"CREATE TABLE IF NOT EXISTS test1(\r\n               id SERIAL PRIMARY KEY,\r\n             name VARCHAR(100));\"\r\n)\r\n#\u30b5\u30f3\u30d7\u30eb\u30c7\u30fc\u30bf\u30921\u3064\u4f5c\u6210\u3057\u307e\u3059\u3002\r\nconn.exec(\"INSERT INTO test1 VALUES (1, 'test_name') ON CONFLICT (id) DO NOTHING;\")\r\n#\u5168\u3066\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\r\nresult = conn.exec(\"SELECT * FROM test1;\")\r\n# \u8868\u793a\u3057\u307e\u3059\u3002\r\nresult.each do |row|\r\n    puts \"ID: #{row['id']}, Name: #{row['name']}\"\r\nend\r\nconn.close\r\n<\/code><\/pre>\n<h2>\u76ee\u5f55\u7ed3\u6784<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d48fc37434c4406cae09a\/18-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-05-22 18.13.24.png\" \/><\/div>\n<h2>\u64cd\u4f5c\u6b65\u9aa4<\/h2>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u5207\u63db\u81f3docker-compose.yml\u6240\u5728\u7684\u6587\u4ef6\u593e<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u57f7\u884cdocker compose build<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u57f7\u884cdocker compose up -d<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u57f7\u884cdocker exec -it ruby \/bin\/bash<\/ol>\n<\/li>\n<\/ol>\n<p>\u57f7\u884cbundle exec ruby ruby\/test_postgresql.rb<br \/>\n\u82e5\u6210\u529f\u53d6\u5f97\u6e2c\u8a66\u6578\u64da\uff0c\u5247\u5b8c\u6210\u3002\u8f9b\u82e6\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u6b21\u8981\u505a\u7684\u4e8b\u60c5\u7684\u8be6\u7ec6\u5185\u5bb9 \u4f7f\u7528Docker-compose\u521b\u5efa\u5e76\u8fde\u63a5\u4e00\u4e2aRuby\u548c\u4e00\u4e2aPostgreSQL\u5bb9\u5668 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41812","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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