imc-vibe/backend/internal/db/db.go
2026-03-21 22:41:23 +01:00

164 lines
5 KiB
Go

package db
import (
"fmt"
"time"
"gorm.io/driver/mysql"
"gorm.io/gorm"
"gorm.io/gorm/logger"
"github.com/imc-vibe/backend/internal/config"
)
type DB struct {
*gorm.DB
}
type Domain struct {
ID uint `gorm:"primaryKey" json:"id"`
Name string `gorm:"uniqueIndex;size:50;not null" json:"name"`
CreatedAt time.Time `json:"createdAt"`
Users []User `gorm:"foreignKey:DomainID" json:"users,omitempty"`
Aliases []Alias `gorm:"foreignKey:DomainID" json:"aliases,omitempty"`
}
func (Domain) TableName() string { return "virtual_domains" }
type User struct {
ID uint `gorm:"primaryKey" json:"id"`
DomainID uint `gorm:"not null" json:"domainId"`
Email string `gorm:"uniqueIndex;size:100;not null" json:"email"`
Password string `gorm:"size:150;not null" json:"-"`
Quota int64 `gorm:"default:0" json:"quota"`
Domain *Domain `gorm:"foreignKey:DomainID" json:"domain,omitempty"`
CreatedAt time.Time `json:"createdAt,omitempty"`
}
func (User) TableName() string { return "virtual_users" }
type Alias struct {
ID uint `gorm:"primaryKey" json:"id"`
DomainID uint `gorm:"not null" json:"domainId"`
Source string `gorm:"size:100;not null" json:"source"`
Destination string `gorm:"size:100;not null" json:"destination"`
Domain *Domain `gorm:"foreignKey:DomainID" json:"domain,omitempty"`
}
func (Alias) TableName() string { return "virtual_aliases" }
type ImcUser struct {
ID uint `gorm:"primaryKey" json:"id"`
Username string `gorm:"uniqueIndex;size:100;not null" json:"username"`
PasswordHash string `gorm:"size:255;not null" json:"-"`
Role string `gorm:"type:enum('admin','user');default:'user'" json:"role"`
CreatedAt time.Time `json:"createdAt"`
Domains []ImcUserDomain `gorm:"foreignKey:UserID" json:"domains,omitempty"`
}
func (ImcUser) TableName() string { return "imc_users" }
type ImcUserDomain struct {
ID uint `gorm:"primaryKey" json:"id"`
UserID uint `gorm:"not null" json:"userId"`
DomainID uint `gorm:"not null" json:"domainId"`
CreatedAt time.Time `json:"createdAt"`
Domain *Domain `gorm:"foreignKey:DomainID" json:"domain,omitempty"`
}
func (ImcUserDomain) TableName() string { return "imc_users2domains" }
type ImcLoginAttempt struct {
ID uint `gorm:"primaryKey" json:"id"`
Email string `gorm:"size:100;not null" json:"email"`
IPAddress string `gorm:"size:45;not null" json:"ipAddress"`
AttemptedAt time.Time `json:"attemptedAt"`
Successful bool `gorm:"default:false" json:"successful"`
}
func (ImcLoginAttempt) TableName() string { return "imc_login_attempts" }
type DomainStats struct {
ID uint `json:"id"`
Name string `json:"name"`
UserCount int64 `json:"userCount"`
AliasCount int64 `json:"aliasCount"`
}
type AliasWithDomain struct {
Alias
DomainName string `json:"domainName"`
}
type UserWithDomain struct {
User
DomainName string `json:"domainName"`
}
func Connect(cfg *config.Config) (*DB, error) {
dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?parseTime=true&charset=utf8mb4",
cfg.DBUser, cfg.DBPassword, cfg.DBHost, cfg.DBPort, cfg.DBName)
db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
Logger: logger.Default.LogMode(logger.Silent),
})
if err != nil {
return nil, fmt.Errorf("failed to connect to database: %w", err)
}
sqlDB, err := db.DB()
if err != nil {
return nil, err
}
sqlDB.SetMaxOpenConns(25)
sqlDB.SetMaxIdleConns(5)
sqlDB.SetConnMaxLifetime(5 * time.Minute)
return &DB{db}, nil
}
func (d *DB) InitSchema() error {
imcUsersSQL := `
CREATE TABLE IF NOT EXISTS imc_users (
id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
username VARCHAR(100) NOT NULL UNIQUE,
password_hash VARCHAR(255) NOT NULL,
role ENUM('admin','user') DEFAULT 'user',
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
INDEX idx_username (username),
INDEX idx_role (role)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
`
if err := d.Exec(imcUsersSQL).Error; err != nil {
return err
}
loginAttemptsSQL := `
CREATE TABLE IF NOT EXISTS imc_login_attempts (
id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
email VARCHAR(100) NOT NULL,
ip_address VARCHAR(45) NOT NULL,
attempted_at DATETIME DEFAULT CURRENT_TIMESTAMP,
successful BOOLEAN DEFAULT FALSE,
INDEX idx_email_time (email, attempted_at),
INDEX idx_ip_time (ip_address, attempted_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
`
if err := d.Exec(loginAttemptsSQL).Error; err != nil {
return err
}
users2DomainsSQL := `
CREATE TABLE IF NOT EXISTS imc_users2domains (
id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
user_id INT UNSIGNED NOT NULL,
domain_id INT UNSIGNED NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
UNIQUE KEY unique_user_domain (user_id, domain_id),
INDEX idx_user_id (user_id),
INDEX idx_domain_id (domain_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
`
return d.Exec(users2DomainsSQL).Error
}