% npm install -g create-react-app
npm WARN deprecated tar@2.2.2: This version of tar is no longer supported, and will not receive security updates. Please upgrade asap.
added 67 packages, and audited 68 packages in 4s
4 packages are looking for funding
run `npm fund` for details
2 high severity vulnerabilities
Some issues need review, and may require choosing
a different dependency.
Run `npm audit` for details.
いくつか警告が出ている様ですがとりあえず無視して進みます。
3. React プロジェクトの作成
例として「awesome-project」という React プロジェクトを作成するとします。
コマンド「create-react-app awesome-project」を実行します。
% create-react-app awesome-project
Creating a new React app in /Users/ユーザー名/React/awesome-project.
Installing packages. This might take a couple of minutes.
Installing react, react-dom, and react-scripts with cra-template...
added 1934 packages, and audited 1935 packages in 2m
150 packages are looking for funding
run `npm fund` for details
10 moderate severity vulnerabilities
To address all issues, run:
npm audit fix
Run `npm audit` for details.
Initialized a git repository.
Installing template dependencies using npm...
added 56 packages, and audited 1991 packages in 7s
151 packages are looking for funding
run `npm fund` for details
10 moderate severity vulnerabilities
To address all issues (including breaking changes), run:
npm audit fix --force
Run `npm audit` for details.
Removing template package using npm...
removed 1 package, and audited 1990 packages in 3s
151 packages are looking for funding
run `npm fund` for details
10 moderate severity vulnerabilities
To address all issues (including breaking changes), run:
npm audit fix --force
Run `npm audit` for details.
Created git commit.
Success! Created awesome-project at /Users/ユーザー名/React/awesome-project
Inside that directory, you can run several commands:
npm start
Starts the development server.
npm run build
Bundles the app into static files for production.
npm test
Starts the test runner.
npm run eject
Removes this tool and copies build dependencies, configuration files
and scripts into the app directory. If you do this, you can’t go back!
We suggest that you begin by typing:
cd awesome-project
npm start
Happy hacking!
%
4. React プロジェクトの実行
% cd awesome-project
% npm start
「awesome-project」フォルダの中に入り、コマンド「npm start」を実行します。
ターミナルの表示が下記に変わり、ブラウザが起動します。
Compiled successfully!
You can now view awesome-project in the browser.
Local: http://localhost:3000
On Your Network: http://192.168.3.3:3000
Note that the development build is not optimized.
To create a production build, use npm run build.
vpsadmin@xx1-234-56789:~$ sudo mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 11
Server version: 8.0.23-0ubuntu0.20.04.1 (Ubuntu)
Copyright (c) 2000, 2021, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
(testvenv) vpsadmin@ss1-234-56789:~$ python3.9
Python 3.9.0+ (default, Oct 20 2020, 08:43:38)
[GCC 9.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import MySQLdb
>>>
Nginx はデフォルトで「/var/www/html」というディレクトリを作っていますが、今回は /var/www/ の配下にドメイン名のディレクトリ、そしてその配下に html というディレクトリを作ります。（イメージ：/var/www/example.com/html）
vpsadmin@xx1-234-56789:/var/www$ sudo mkdir -p example.com
[sudo] password for vpsadmin:
vpsadmin@xx1-234-56789:/var/www$ ls
html meatthezoo.org
vpsadmin@xx1-234-56789:/var/www$ cd example.com
vpsadmin@xx1-234-56789:/var/www/example.com$ sudo mkdir -p html
コピーした方のファイルを確認します。下の方に Virtual Host のための設定というところがあるのでそちらを使います。上半分は Default Server のための設定なので全てコメントアウトします。
server_name と location / の部分を編集しました。
example.com ファイルの Virtual Host 設定部分
# Virtual Host configuration for example.com
#
# You can move that to a different file under sites-available/ and symlink that
# to sites-enabled/ to enable it.
#
server {
listen 80;
listen [::]:80;
server_name www.example.com;
return 301 http://example.com$request_uri;
}
server {
listen 80;
listen [::]:80;
server_name example.com;
root /var/www/example.com/html;
index index.html;
location / {
try_files $uri $uri/ =404;
include proxy_params;
proxy_pass http://127.0.0.1:8000;
}
}
$ sudo nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
$ sudo systemctl restart nginx
初めて接続する際に下記の様に「The authenticity of host 'xx1-234-56789.vs.sakura.ne.jp (123.456.78.90)' can't be established.」とメッセージが出ることがありますが特に問題ないので yes と打ち込みます。
The authenticity of host 'xx1-234-56789.vs.sakura.ne.jp (123.456.78.90)' can't be established.
ECDSA key fingerprint is XXX123:ABCDEFGHIJKLMNOPQRSTUVWXYZ.
Are you sure you want to continue connecting (yes/no/[fingerprint])?
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
Warning: Permanently added 'xx1-234-56789.vs.sakura.ne.jp.123.456.78.90' (ECDSA) to the list of known hosts.
% ssh ubuntu@xx1-234-56789.vs.sakura.ne.jp
ubuntu@xx1-234-56789.vs.sakura.ne.jp's password:
パスワードを入力し無事 ssh で サーバーへログインできました。
% ssh ubuntu@xx1-234-56789.vs.sakura.ne.jp
ubuntu@xx1-234-56789.vs.sakura.ne.jp's password:
Welcome to Ubuntu 20.04.1 LTS (GNU/Linux 5.4.0-52-generic x86_64)
* Documentation: https://help.ubuntu.com
* Management: https://landscape.canonical.com
* Support: https://ubuntu.com/advantage
System information as of Fri Apr 9 08:11:04 JST 2021
System load: 0.0 Processes: 105
Usage of /: 2.0% of 94.43GB Users logged in: 0
Memory usage: 16% IPv4 address for ens3: 123.456.78.90
Swap usage: 0%
66 updates can be installed immediately.
0 of these updates are security updates.
To see these additional updates run: apt list --upgradable
The list of available updates is more than a week old.
To check for new updates run: sudo apt update
The programs included with the Ubuntu system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by
applicable law.
SAKURA internet [Virtual Private Server SERVICE]
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.
ubuntu@xx1-234-56789:~$
３行目に「Welcome to Ubuntu 20.04.1 LTS」と書かれてあります。それ以降の部分はサーバーの容量やアップデートなどの案内事項です。
ubuntu@xx1-234-56789:~$ sudo reboot
Connection to xx1-234-56789.vs.sakura.ne.jp closed by remote host.
Connection to xx1-234-56789.vs.sakura.ne.jp closed.
%
）で Django アプリケーションを作るまでに実際に辿ったステップを記録します。
プランにしました。
