51 lines
947 B
Go
51 lines
947 B
Go
package main
|
|
|
|
import (
|
|
"flag"
|
|
"log"
|
|
"os"
|
|
"os/signal"
|
|
"syscall"
|
|
"time"
|
|
|
|
"git.nemunai.re/srs/adlin/libadlin"
|
|
)
|
|
|
|
func main() {
|
|
var dsn = flag.String("dsn", adlin.DSNGenerator(), "DSN to connect to the MySQL server")
|
|
flag.BoolVar(&verbose, "verbose", verbose, "Enable verbose mode")
|
|
flag.Parse()
|
|
|
|
// Initialize contents
|
|
log.Println("Opening database...")
|
|
if err := adlin.DBInit(*dsn); err != nil {
|
|
log.Fatal("Cannot open the database: ", err)
|
|
}
|
|
defer adlin.DBClose()
|
|
|
|
log.Println("Creating database...")
|
|
if err := adlin.DBCreate(); err != nil {
|
|
log.Fatal("Cannot create database: ", err)
|
|
}
|
|
|
|
// Prepare graceful shutdown
|
|
interrupt := make(chan os.Signal, 1)
|
|
signal.Notify(interrupt, os.Interrupt, syscall.SIGTERM)
|
|
|
|
ticker := time.NewTicker(30 * time.Second)
|
|
defer ticker.Stop()
|
|
|
|
// Launch checker
|
|
studentsChecker()
|
|
loop:
|
|
for {
|
|
select {
|
|
case <-interrupt:
|
|
break loop
|
|
case <-ticker.C:
|
|
studentsChecker()
|
|
}
|
|
}
|
|
|
|
}
|