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Merge branch 'master' of https://github.com/goodrain/rainbond

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This commit is contained in:
barnettZQG 2021-07-03 18:31:59 +08:00
commit d98dbf0b28
1 changed files with 21 additions and 8 deletions
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29
api/handler/gateway_action.go
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@ -44,7 +44,6 @@ type GatewayAction struct {
dbmanager db.Manager
mqclient client.MQClient
etcdCli *clientv3.Client
lockPort map[int]time.Time
}
//CreateGatewayManager creates gateway manager.
@ -53,7 +52,6 @@ func CreateGatewayManager(dbmanager db.Manager, mqclient client.MQClient, etcdCl
dbmanager: dbmanager,
mqclient: mqclient,
etcdCli: etcdCli,
lockPort: make(map[int]time.Time),
}
}
@ -529,18 +527,33 @@ func (g *GatewayAction) GetAvailablePort(ip string, lock bool) (int, error) {
for _, p := range roles {
ports = append(ports, p.Port)
}
for p, timeout := range g.lockPort {
if timeout.Before(time.Now()) {
delete(g.lockPort, p)
} else {
ports = append(ports, p)
resp, err := clientv3.KV(g.etcdCli).Get(context.TODO(), "/rainbond/gateway/lockports", clientv3.WithPrefix())
if err != nil {
logrus.Info("get lock ports failed")
}
for _, etcdValue := range resp.Kvs {
port, err := strconv.Atoi(string(etcdValue.Value))
if err != nil {
continue
}
ports = append(ports, port)
}
port := selectAvailablePort(ports)
if port != 0 {
if lock {
lease := clientv3.NewLease(g.etcdCli)
leaseResp, err := lease.Grant(context.Background(), 120)
if err != nil {
logrus.Info("set lease failed")
return port, nil
}
lockPortKey := fmt.Sprintf("/rainbond/gateway/lockports/%d", port)
_, err = g.etcdCli.Put(context.Background(), lockPortKey, fmt.Sprintf("%d", port), clientv3.WithLease(leaseResp.ID))
if err != nil {
logrus.Infof("set lock port key %s failed", lockPortKey)
return port, nil
}
logrus.Infof("select gateway port %d, lock it 2 min", port)
g.lockPort[port] = time.Now().Add(time.Minute * 2)
}
return port, nil
}