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Merge pull request #2 from fuki01/add-docker
add docker
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,5 @@ | ||
| /.DS_Store | ||
| /database.db | ||
| /database.db | ||
| docker/db/data/ | ||
| mysql_data/ | ||
| .dbdata/ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| version: "3.3" | ||
| services: | ||
| db: | ||
| platform: linux/x86_64 | ||
| image: mysql:5.7.22 | ||
| environment: | ||
| MYSQL_DATABASE: taskdb | ||
| MYSQL_USER: root | ||
| MYSQL_PASSWORD: password | ||
| MYSQL_ROOT_PASSWORD: password | ||
| volumes: | ||
| - .dbdata:/var/lib/mysql | ||
| ports: | ||
| - 33066:3306 | ||
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| backend: | ||
| build: | ||
| context: ./ | ||
| dockerfile: ./docker/app/Dockerfile | ||
| ports: | ||
| - "8080:8080" | ||
| depends_on: | ||
| - db | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| FROM golang:1.21.4 | ||
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| WORKDIR /app | ||
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| COPY . . | ||
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| RUN go mod download | ||
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| RUN go build -o /app/main ./cmd/main.go | ||
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| EXPOSE 8080 | ||
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| CMD ["/app/main"] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| FROM mysql | ||
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| COPY my.cnf /etc/mysql/conf.d/my.cnf | ||
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| CMD ["mysqld", "--character-set-server=utf8mb4", "--collation-server=utf8mb4_unicode_ci"] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| [mysqld] | ||
| character-set-server=utf8mb4 | ||
| collation-server=utf8mb4_unicode_ci | ||
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| [client] | ||
| default-character-set=utf8mb4 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| ENV=local | ||
| DB_USER=root | ||
| DB_PASS=password | ||
| DB_HOST=db | ||
| DB_NAME=taskdb |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| package config | ||
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| import ( | ||
| "fmt" | ||
| "log" | ||
| "time" | ||
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| "gorm.io/driver/mysql" | ||
| "gorm.io/gorm" | ||
| ) | ||
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| type Database struct { | ||
| User string | ||
| Pass string | ||
| Host string | ||
| DBName string | ||
| } | ||
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| func NewDatabase(user, pass, host, dbname string) *Database { | ||
| return &Database{ | ||
| User: user, | ||
| Pass: pass, | ||
| Host: host, | ||
| DBName: dbname, | ||
| } | ||
| } | ||
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| func (d *Database) Connect() (*gorm.DB, error) { | ||
| connection := fmt.Sprintf("%s:%s@tcp(%s)/%s?charset=utf8&parseTime=True&loc=Local", d.User, d.Pass, d.Host, d.DBName) | ||
| db, err := connectToDatabase(connection) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
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| return db, nil | ||
| } | ||
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| func connectToDatabase(connection string) (*gorm.DB, error) { | ||
| var db *gorm.DB | ||
| var err error | ||
| maxAttempts := 5 | ||
| interval := time.Second * 2 | ||
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| for attempts := 1; attempts <= maxAttempts; attempts++ { | ||
| db, err = gorm.Open(mysql.Open(connection), &gorm.Config{}) | ||
| if err == nil { | ||
| return db, nil | ||
| } | ||
| log.Printf("Failed to connect to database (attempt %d): %v", attempts, err) | ||
| time.Sleep(interval) | ||
| } | ||
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| return nil, fmt.Errorf("failed to connect to database after %d attempts", maxAttempts) | ||
| } |