66 lines
1.2 KiB
Go
66 lines
1.2 KiB
Go
package main
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import (
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"database/sql"
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"flag"
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"log"
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"net/http"
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"os"
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_ "github.com/go-sql-driver/mysql"
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)
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type application struct {
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errorLog *log.Logger
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infoLog *log.Logger
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}
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type config struct {
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addr string
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staticDir string
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dsn string
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}
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func main() {
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var cfg config
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flag.StringVar(&cfg.addr, "addr", ":4000", "HTTP network address")
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flag.StringVar(&cfg.staticDir, "static-dir", "./ui/static", "Path to static assets")
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flag.StringVar(&cfg.dsn, "dsn", "web:pass@/snippetbox?parseTime=true", "MySQL data source name")
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flag.Parse()
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errorLog := log.New(os.Stderr, "ERROR\t", log.Ldate|log.Ltime|log.Lshortfile)
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infoLog := log.New(os.Stdout, "INFO\t", log.Ldate|log.Ltime)
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db, err := openDB(cfg.dsn)
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if err != nil {
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errorLog.Fatal(err)
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}
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defer db.Close()
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app := &application{
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errorLog: errorLog,
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infoLog: infoLog,
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}
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srv := &http.Server{
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Addr: cfg.addr,
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ErrorLog: errorLog,
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Handler: app.routes(),
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}
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infoLog.Printf("Starting server on %s", cfg.addr)
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err = srv.ListenAndServe()
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errorLog.Fatal(err)
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}
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func openDB(dsn string) (*sql.DB, error) {
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db, err := sql.Open("mysql", dsn)
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if err != nil {
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return nil, err
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}
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if err = db.Ping(); err != nil {
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return nil, err
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}
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return db, nil
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}
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