Ajout système d'interface
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parent
30e21ce042
commit
51defc39ac
11
cmd/main.go
11
cmd/main.go
@ -7,6 +7,7 @@ import (
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"StoreBackEnd/pkg/protocol/repository"
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"StoreBackEnd/pkg/protocol/rules/readers"
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"StoreBackEnd/pkg/protocol/rules/writers"
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"StoreBackEnd/pkg/utils"
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"time"
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)
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@ -15,6 +16,7 @@ const (
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)
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func main() {
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utils.NetworkLister() // TODO REMOVE
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println("StoreBackEnd started !")
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// Loading App config
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@ -24,8 +26,9 @@ func main() {
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return
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}
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println("Multicast Address : " + appConfig.MulticastAddress)
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println("StoreBacked Domain : " + appConfig.Domain)
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println(" - Multicast Network Interface : " + appConfig.MulticastNetworkInterface)
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println(" - Multicast Address : " + appConfig.MulticastAddress)
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println(" - StoreBacked Domain : " + appConfig.Domain)
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protocolRepository := repository.CreateProtocolRepository()
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@ -56,7 +59,9 @@ func main() {
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protocolRepository.AddReader(&sendFileRule)
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// Create a Multicast Client & run it
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multicast := network.CreateClientMulticast(appConfig.MulticastAddress, appConfig.Domain, appConfig.UnicastPort, time.Duration(appConfig.MulticastSecond), protocolRepository)
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multicast := network.CreateClientMulticast(
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appConfig.MulticastNetworkInterface, appConfig.MulticastAddress, appConfig.Domain,
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appConfig.UnicastPort, time.Duration(appConfig.MulticastSecond), protocolRepository)
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go multicast.Run()
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requestManager := managers.RequestManager{Repository: protocolRepository}
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@ -2,15 +2,18 @@ package config
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// AppConfig Contient toute la configuration du server
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type AppConfig struct {
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// multicastAddress Contient l'adresse multicast du FileFrontEnd
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// MulticastNetworkInterface
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MulticastNetworkInterface string `json:"multicastNetworkInterface"`
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// MulticastAddress Contient l'adresse multicast du FileFrontEnd
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MulticastAddress string `json:"multicastAddress"`
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// multicastSecond Contient le nombre de seconde entre chaque annonce
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// MulticastSecond Contient le nombre de seconde entre chaque annonce
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MulticastSecond int `json:"multicastSecond"`
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// domain Domain du StoreBackEnd
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// Domain du StoreBackEnd
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Domain string `json:"domain"`
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// unicastPort Contient le port unicast auquel le FileFrontEnd se connecte
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// UnicastPort Contient le port unicast auquel le FileFrontEnd se connecte
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UnicastPort int `json:"unicastPort"`
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}
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@ -9,8 +9,9 @@ import (
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)
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// CreateClientMulticast Méthode de construction d'un instance de la stuct ClientMulticast
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func CreateClientMulticast(address string, domain string, port int, second time.Duration, repository *repository.ProtocolRepository) ClientMulticast {
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func CreateClientMulticast(netInterface string, address string, domain string, port int, second time.Duration, repository *repository.ProtocolRepository) ClientMulticast {
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return ClientMulticast{
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netInter: netInterface,
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address: address,
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domain: domain,
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port: port,
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@ -22,30 +23,37 @@ func CreateClientMulticast(address string, domain string, port int, second time.
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// ClientMulticast Cette structure représente une communication en multicast.
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// TODO : Prévoir une fermeture de la connection (con.Close())
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type ClientMulticast struct {
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// netInter Interface réseaux multicast
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netInter string
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// address Adresse de multicast
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address string
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// address Domain de du StoreBackEnd
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domain string
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// port Port de connexion en unicast
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port int
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// second Temps en seconde entre chaque ping
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second time.Duration
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// Repository de protocol permettant de
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// repository de protocol permettant de
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repository *repository.ProtocolRepository
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}
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// Run Cette méthode démarre une commmunication multicast
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func (client ClientMulticast) Run() {
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addr, failedRA := client.ResolveAddr()
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// Resolve multicast addr
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rAddr, failedRA := client.ResolveAddr()
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if failedRA {
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return
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}
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con, failedDU := client.DialUdp(addr)
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// Resolve interface addr
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lAddr, failedRIA := ResolveInterfaceAddr(client.netInter)
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if failedRIA {
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println("finish")
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return
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}
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// Init UDP server flux
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con, failedDU := client.DialUdp(lAddr, rAddr)
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if failedDU {
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return
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}
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@ -60,23 +68,36 @@ func (client ClientMulticast) Run() {
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_, _ = con.Write([]byte(cmd))
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time.Sleep(time.Second * client.second)
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}
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}
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// ResolveAddr Permet de résoude l'addresse
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// ResolveAddr Permet de résoude l'addresse multicast
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func (client ClientMulticast) ResolveAddr() (*net.UDPAddr, bool) {
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addr, errResUdp := net.ResolveUDPAddr("udp", client.address)
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if errResUdp != nil {
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println(errResUdp.Error())
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addr, err := net.ResolveUDPAddr("udp", client.address)
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if err != nil {
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println(err.Error())
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return nil, true
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}
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return addr, false
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}
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// ResolveInterfaceAddr Resolves the network interface address.
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func ResolveInterfaceAddr(inter string) (*net.UDPAddr, bool) { // TODO Work in progress ! do not touch
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i, err := net.InterfaceByName(inter)
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if err != nil {
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println(err.Error())
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return nil, true
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}
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addrs, _ := i.Addrs()
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println("INFO ABOUT THE SELECTED INTERFACE (TEMPORAIRE)")
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for a, v := range addrs {
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println(a, v.(*net.IPNet).String())
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}
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return nil, false
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}
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// DialUdp Ouvre une connection UDP
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func (client ClientMulticast) DialUdp(addr *net.UDPAddr) (*net.UDPConn, bool) {
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con, errDial := net.DialUDP("udp", nil, addr)
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func (client ClientMulticast) DialUdp(lAddr *net.UDPAddr, rAddr *net.UDPAddr) (*net.UDPConn, bool) {
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con, errDial := net.DialUDP("udp", nil, rAddr)
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if errDial != nil {
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println(errDial.Error())
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return nil, true
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24
pkg/utils/NetworkLister.go
Normal file
24
pkg/utils/NetworkLister.go
Normal file
@ -0,0 +1,24 @@
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package utils
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import (
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"fmt"
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"net"
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)
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func NetworkLister() {
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// Retrieve Interfaces
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inter, err := net.Interfaces()
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// Process errors
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if err != nil {
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println("[ERROR] An error occurred : " + err.Error())
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return
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}
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// Display items
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println("\n\nNetwork interface list :")
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for i, val := range inter {
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fmt.Printf("%d. %s\n", i, val.Name)
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}
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print("\n")
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}
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@ -1,4 +1,5 @@
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{
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"multicastNetworkInterface" : "Wi-Fi",
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"multicastAddress" : "226.66.66.1:15502",
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"multicastSecond" : 10,
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"domain" : "lightcontainerSB01",
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