/
db.go
63 lines (54 loc) · 1.09 KB
/
db.go
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package utils
import (
"database/sql"
_ "github.com/mattn/go-sqlite3"
"os"
"os/user"
)
var (
Db *sql.DB
BasePath string
)
func init() {
currentUser, err := user.Current()
CheckErr(err)
BasePath = currentUser.HomeDir
dbFilePath := BasePath + "/" + "tsm.db"
Db, err = sql.Open("sqlite3", dbFilePath)
CheckErr(err)
if exists, _ := PathExists(dbFilePath); exists {
return
}
tableSql := `
CREATE TABLE IF NOT EXISTS "main"."servers" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"name" text NOT NULL,
"host" text NOT NULL,
"port" text NOT NULL,
"user" text NOT NULL,
"pass" text NOT NULL,
"created_at" integer(10) NOT NULL,
"updated_at" integer(10) NOT NULL,
CONSTRAINT "uni_name" UNIQUE ("name")
);
`
_, err = Db.Exec(tableSql)
CheckErr(err)
}
// CheckErr 检测并panic error
func CheckErr(err error) {
if err != nil {
panic(err)
}
}
// PathExists 检测文件/目录是否存在
func PathExists(path string) (bool, error) {
_, err := os.Stat(path)
if err == nil {
return true, nil
}
if os.IsNotExist(err) {
return false, nil
}
return false, err
}