lets-go:4.3 setup a mariadb container and test data

snippetbox/.env

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+MARIADB_DATABASE=snippetbox
+MARIADB_PASSWORD=dbpass
+MARIADB_RANDOM_ROOT_PASSWORD=1
+MARIADB_USER=snippetbox

snippetbox/db/initdb.d/init.sql

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+USE snippetbox;
+
+CREATE TABLE snippets (
+  id INTEGER NOT NULL PRIMARY KEY AUTO_INCREMENT,
+  title VARCHAR(100) NOT NULL,
+  content TEXT NOT NULL,
+  created DATETIME NOT NULL,
+  expires DATETIME NOT NULL
+);
+
+CREATE USER 'web'@'localhost';
+GRANT SELECT, INSERT, UPDATE, DELETE ON snippetbox.* TO 'web'@'localhost' IDENTIFIED BY 'dbpass';
+
+CREATE INDEX idx_snippets_created ON snippets(created);

snippetbox/db/initdb.d/seed.sql

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+INSERT INTO snippets (title, content, created, expires) VALUES (
+  'An old silent pond',
+  'An old silent pond...\nA frog jumps into the pont,\nsplash! Silence again.\n\n- Masuo Bashō',
+  UTC_TIMESTAMP(),
+  DATE_ADD(UTC_TIMESTAMP(), INTERVAL 365 DAY)
+);
+
+INSERT INTO snippets (title, content, created, expires) VALUES (
+  'Over the wintry forest',
+  'Over the wintry\nforest, winds howl in rage\nwith no leaves to blow.\n\n- Natsume Soseki',
+  UTC_TIMESTAMP(),
+  DATE_ADD(UTC_TIMESTAMP(), INTERVAL 365 DAY)
+);
+
+INSERT INTO snippets (title, content, created, expires) VALUES (
+  'First autumn morning',
+  'First autumn morning\nthe mirror I stare into\nshows my father''s face.\n\n- Murakami Kijo',
+  UTC_TIMESTAMP(),
+  DATE_ADD(UTC_TIMESTAMP(), INTERVAL 7 DAY)
+);

snippetbox/docker-compose.yml

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+version: "3.7"
+
+services:
+  db:
+    image: mariadb
+    env_file: .env
+    volumes:
+      - mysql_data:/var/lib/mysql
+      - ./db/initdb.d:/docker-entrypoint-initdb.d
+    ports:
+      - "3306:3306"
+
+volumes:
+  mysql_data:

snippetbox/go.mod

@@ -1,3 +1,5 @@
 module snippetbox.chaosfem.tw
 
 go 1.21.4
+
+require github.com/go-sql-driver/mysql v1.7.1 // indirect

snippetbox/go.sum

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+github.com/go-sql-driver/mysql v1.7.1 h1:lUIinVbN1DY0xBg0eMOzmmtGoHwWBbvnWubQUrtU8EI=
+github.com/go-sql-driver/mysql v1.7.1/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=