Only open db once
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parent
62453be692
commit
c698f36a86
23
main.go
23
main.go
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@ -31,6 +31,10 @@ const (
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DATABASE = USERNAME + ":" + PASS + "@/" + NAME + "?charset=utf8"
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)
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var (
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db *db.SQL
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)
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type Response struct {
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ID string `json:"id"`
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TITLE string `json:"title"`
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@ -49,6 +53,15 @@ type Page struct {
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Clone string
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}
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func setup() {
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var err error
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db, err = sql.Open("mysql", DATABASE)
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if err != nil {
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log.Fatal(err.Error())
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}
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}
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func check(err error) {
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if err != nil {
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fmt.Println(err)
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@ -57,8 +70,6 @@ func check(err error) {
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func generateName() string {
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id := uniuri.NewLen(LENGTH)
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db, err := sql.Open("mysql", DATABASE)
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check(err)
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query, err := db.Query("select id from pastebin where id=?", id)
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if err != sql.ErrNoRows {
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@ -80,8 +91,6 @@ func hash(paste string) string {
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}
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func save(raw string, lang string, title string, expiry string) []string {
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db, err := sql.Open("mysql", DATABASE)
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check(err)
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sha := hash(raw)
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query, err := db.Query("select id, title, hash, data, delkey from pastebin where hash=?", sha)
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@ -159,9 +168,6 @@ func delHandler(w http.ResponseWriter, r *http.Request) {
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paste := vars["pasteId"]
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delkey := vars["delKey"]
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db, err := sql.Open("mysql", DATABASE)
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check(err)
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stmt, err := db.Prepare("delete from pastebin where delkey=?")
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check(err)
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@ -249,10 +255,9 @@ func highlight(s string, lang string) (string, error) {
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func getPaste(paste string, lang string) (string, string) {
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param1 := html.EscapeString(paste)
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db, err := sql.Open("mysql", DATABASE)
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var title, s string
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var expiry string
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err = db.QueryRow("select title, data, expiry from pastebin where id=?", param1).Scan(&title, &s, &expiry)
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err := db.QueryRow("select title, data, expiry from pastebin where id=?", param1).Scan(&title, &s, &expiry)
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check(err)
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if time.Now().Format("2006-01-02 15:04:05") > expiry {
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stmt, err := db.Prepare("delete from pastebin where id=?")
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