110 lines
2.6 KiB
Go
110 lines
2.6 KiB
Go
package main
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import (
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"flag"
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"log"
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"os"
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"os/signal"
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"path"
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"syscall"
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"golang.org/x/oauth2/clientcredentials"
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"gopkg.in/fsnotify.v1"
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)
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var (
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TeamsDir string
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skipInitialSync bool
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)
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func main() {
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if v, exists := os.LookupEnv("ZQDS_BASEURL"); exists {
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base_URL = v
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}
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if v, exists := os.LookupEnv("ZQDS_EVENTID"); exists {
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eventId = v
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}
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if v, exists := os.LookupEnv("ZQDS_ROUNDID"); exists {
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roundId = v
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}
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var clientId string
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if v, exists := os.LookupEnv("ZQDS_CLIENTID"); exists {
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clientId = v
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}
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var clientSecret string
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if v, exists := os.LookupEnv("ZQDS_CLIENTSECRET"); exists {
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clientSecret = v
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}
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if v, exists := os.LookupEnv("ZQDS_TOKENURL"); exists {
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TokenURL = v
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}
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flag.StringVar(&TeamsDir, "teams", "./TEAMS", "Base directory where save teams JSON files")
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var debugINotify = flag.Bool("debuginotify", false, "Show skipped inotofy events")
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flag.BoolVar(&skipInitialSync, "skipinitialsync", skipInitialSync, "Skip the initial synchronization")
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flag.Parse()
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log.SetPrefix("[scores-sync-zqds] ")
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TeamsDir = path.Clean(TeamsDir)
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configOauth = clientcredentials.Config{
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ClientID: clientId,
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ClientSecret: clientSecret,
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Scopes: []string{"score:update"},
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TokenURL: TokenURL,
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}
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log.Println("Registering directory events...")
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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log.Fatal(err)
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}
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defer watcher.Close()
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if err := watcher.Add(TeamsDir); err != nil {
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log.Fatal(err)
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}
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if !skipInitialSync {
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if _, err := os.Stat(path.Join(TeamsDir, "teams.json")); err == nil {
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treatAll(path.Join(TeamsDir, "teams.json"))
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}
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}
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// Register SIGUSR1, SIGUSR2
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interrupt := make(chan os.Signal, 1)
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signal.Notify(interrupt, syscall.SIGHUP)
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watchedNotify := fsnotify.Create
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for {
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select {
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case <-interrupt:
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log.Println("SIGHUP received, resyncing all teams' score...")
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treatAll(path.Join(TeamsDir, "teams.json"))
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log.Println("SIGHUP treated.")
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case ev := <-watcher.Events:
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if path.Base(ev.Name) == "teams.json" {
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if ev.Op&watchedNotify == watchedNotify {
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if *debugINotify {
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log.Println("Treating event:", ev, "for", ev.Name)
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}
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go treatDiff(ev.Name)
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} else if ev.Op&fsnotify.Write == fsnotify.Write {
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log.Println("FSNOTIFY WRITE SEEN. Prefer looking at them, as it appears files are not atomically moved.")
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watchedNotify = fsnotify.Write
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go treatDiff(ev.Name)
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} else if *debugINotify {
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log.Println("Skipped teams.json event:", ev)
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}
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} else if *debugINotify {
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log.Println("Skipped NON teams.json event:", ev, "for", ev.Name)
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}
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case err := <-watcher.Errors:
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log.Println("error:", err)
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}
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}
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}
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