2021-11-20

Hasura on Dokku

DokkuでHasuraを構築

Hasuraアプリ作成

dokku apps:create hasura

ドメイン設定

dokku domains:add hasura hasura.[your.domain.com]

DB作成

# sudo dokku plugin:install https://github.com/dokku/dokku-postgres.git
dokku postgres:create hasura-db
dokku postgres:link hasura-db hasura

Hasura settings

dokku config:set hasura HASURA_GRAPHQL_DATABASE_URL=$(dokku postgres:info hasura-db --dsn) HASURA_GRAPHQL_ADMIN_SECRET="your_secret_password" HASURA_GRAPHQL_ENABLE_CONSOLE="true"
dokku proxy:ports-set hasura http:80:8080
docker pull hasura/graphql-engine:latest && dokku git:from-image hasura hasura/graphql-engine:latest

HTTPS化

# sudo dokku plugin:install https://github.com/dokku/dokku-letsencrypt.git
dokku config:set --no-restart hasura DOKKU_LETSENCRYPT_EMAIL=[your-email@your.domain.com]
dokku letsencrypt:enable hasura
dokku letsencrypt:cron-job --add

2021-11-20

Vultr on Dokku

Vultr + Dokku

Vultr

Cloud Compute
Tokyo region
OS: Ubuntu 20.04 x64
$5/month

Login

ssh root@[ip_address]

Swap space

cat /proc/swaps
# Filename        Type    Size  Used  Priority
# create a folder for swap
mkdir /var/swap
# create 2GB swap file
dd if=/dev/zero of=/var/swap/swap0 bs=1M count=2048
# Set permission
chmod 600 /var/swap/swap0
# Setup swap configuration
mkswap /var/swap/swap0
swapon /var/swap/swap0
echo '/var/swap/swap0 swap swap defaults 0 0' >> /etc/fstab
cat /proc/swaps

Install Dokku

wget https://raw.githubusercontent.com/dokku/dokku/v0.26.6/bootstrap.sh
sudo DOKKU_TAG=v0.26.6 bash bootstrap.sh

Domain settings

Vultr DNS

ip_address
mydomain

Google domains

カスタムネームサーバー
- ns1.vultr.com
- ns2.vultr.com

Setup SSH key and Virtualhost Settings

# usually your key is already available under the current user's `~/.ssh/authorized_keys` file
cat ~/.ssh/authorized_keys | dokku ssh-keys:add admin

# you can use any domain you already have access to
dokku domains:set-global [mydomain]

Firewall

sudo ufw allow http
sudo ufw allow https

HTTPS

# Dokkuホスト上で
# letsencryptプラグインをインストールする
# プラグインのインストールにはrootが必要なので、ユーザを変更してください
sudo dokku plugin:install https://github.com/dokku/dokku-letsencrypt.git

# プラグインの設定を行う
dokku config:set --global DOKKU_LETSENCRYPT_EMAIL=[your@email.tld]

# アプリケーション用に独自のカスタムドメインを設定する
dokku domains:set [app_name] [app_name].[mydomain]

# letsencryptを有効にする
dokku letsencrypt:enable [app_name]

# 自動更新を有効にする
dokku letsencrypt:cron-job --add