48 lines
1015 B
Go
48 lines
1015 B
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"os"
|
|
"time"
|
|
)
|
|
|
|
func main() {
|
|
log.Println("connecting to databases")
|
|
connect_dbs()
|
|
|
|
log.Println("starting scheduled tasks runner")
|
|
wait_until_next_minute()
|
|
go doforever(time.Minute*10, withtime("message stats updater", update_db_message_meta))
|
|
doforever(time.Minute, withtime("scheduled tasks", task_main))
|
|
}
|
|
|
|
func wait_until_next_minute() {
|
|
now := time.Now().UTC().Add(time.Minute)
|
|
after := time.Date(now.Year(), now.Month(), now.Day(), now.Hour(), now.Minute(), 0, 0, time.UTC)
|
|
time.Sleep(after.Sub(time.Now().UTC()))
|
|
}
|
|
|
|
func get_env_var(key string) string {
|
|
if val, ok := os.LookupEnv(key); ok {
|
|
return val
|
|
}
|
|
panic(fmt.Errorf("missing `%s` in environment", key))
|
|
}
|
|
|
|
func withtime(name string, todo func()) func() {
|
|
return func() {
|
|
timeBefore := time.Now()
|
|
todo()
|
|
timeAfter := time.Now()
|
|
log.Println("ran", name, "in", timeAfter.Sub(timeBefore).String())
|
|
}
|
|
}
|
|
|
|
func doforever(dur time.Duration, todo func()) {
|
|
for {
|
|
go todo()
|
|
time.Sleep(dur)
|
|
}
|
|
}
|