Reference #7 + minmod

central-manager/central-manager.c

@@ -156,7 +156,7 @@ void* LISTEN_UDP(){
 	int                CLIENT_SOCKET;              // contiendra la socket UDP à envoyer sur un THREAD
 	struct sockaddr_in serverInfo;                 // contiendra les infos serveur
 	struct sockaddr_in clientInfo;                 // contiendra les infos client
-	char               client_ip[20];                        // IP du client
+	char               client_ip[INET_ADDRSTRLEN]; // IP (string) du client
 	socklen_t          len;                        // taille de la socket
 	int                read;                       // compteurs
 	char               buffer[MAX_BUF_LEN];        // buffer requête
@@ -187,28 +187,28 @@ void* LISTEN_UDP(){
 	============================================================================*/
 	while( 1 ){
 
-		/* 0. On initialise les SOCKET en attendant la connexion et le rang du "manager" inactif */
+		/* 0. On initialise les SOCKET en attendant la connexion d'un client */
 		CLIENT_SOCKET = -1;
 		index         = -1;
 
 		/* 1. On attends une connection UDP */
 		read = recvfrom(SOCKET, buffer, MAX_BUF_LEN, 0, (struct sockaddr*) &clientInfo, &len);
 
-		/* 2. Si erreur reception ou taille incorrecte */
+		/* 2. Si erreur reception ou taille incorrecte -> retour à l'écoute */
 		if( read != sizeof(char)+sizeof(unsigned short) ){
 			if( DEBUGMOD&BUF ) printf("[main][UDP_LISTEN_THREAD] read('%s') = %d bytes (expected: %d)\n", buffer, read, (int) (sizeof(char)+sizeof(unsigned short)) );
 			continue;
 		}
 
 		/* 3. On récupère l'adresse IP du client */
-		inet_ntop(AF_INET, &(clientInfo.sin_addr), client_ip, 20);
+		inet_ntop(AF_INET, &clientInfo.sin_addr, client_ip, INET_ADDRSTRLEN);
 
 		if( DEBUGMOD&SCK ) printf("[main][UDP_LISTEN_THREAD] '%s' connecté\n", client_ip);
 
 		/* 4. On parse la requête */
-		memcpy(&request, buffer, sizeof(struct bind_header));
+		memcpy(&request.flags, buffer,              sizeof(char));
-
+		memcpy(&request.port,  buffer+sizeof(char), sizeof(unsigned short));
-		printf("[main][UDP_LISTEN_THREAD] received: {flag = %d; port = %d}\n", (int) request.flags, request.port);
+		printf("[main][UDP_LISTEN_THREAD] received: bind_header{flag = %d; port = %d}\n", (int) request.flags, request.port);
 
 		/* 5 Si on veut un port de communicatin */
 		if( request.flags&BINDHEAD_PRT ){
@@ -242,20 +242,26 @@ void* LISTEN_UDP(){
 				request.flags -= BINDHEAD_PRT;
 
 			// Si on a le port -> on le met dans la reponse
-			}else
+			}else{
-				request.port = serverInfo.sin_port;
+				request.port = htons(serverInfo.sin_port);
+				if( DEBUGMOD&SCK ) printf("[main][UDP_LISTEN_THREAD] Comm. socket is on port %d\n", request.port);
+			}
 
 		}
 
-		if( DEBUGMOD&SCK ) printf("[main][UDP_LISTEN_THREAD] { port: %d }\n", serverInfo.sin_port);
 
 		/* 8. On envoie la réponse */
-		memcpy(buffer, &request, sizeof(struct bind_header));
+		bzero(buffer, MAX_BUF_LEN);
-		if( send(SOCKET, buffer, strlen(buffer), 0) < 0 ){
+		memcpy(buffer,              &request.flags, sizeof(char));
+		memcpy(buffer+sizeof(char), &request.port,  sizeof(unsigned short));
+
+		if( send(SOCKET, buffer, sizeof(char)+sizeof(unsigned short), 0) < 0 ){
 			printf("[main][UDP_LISTEN_THREAD] Impossible de répondre au client!\n");
 			continue;
 		}
 
+		printf("[main][UDP_LISTEN_THREAD] sent: bind_header{flag = %d; port = %d}\n", (int) request.flags, request.port);
+
 
 
 

central-manager/install/install.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# [1] Create service target (boot)
+sudo ln -s $(pwd)/sgca /usr/sbin/sgca;
+
+# [2] Create service unit
+sudo ln -s $(pwd)/sgca.service /lib/systemd/system/sgca.service;
+
+# [3] Enable service (optional if no [Install])
+sudo systemctl enable sgca.service;

central-manager/install/sgca

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+/home/xdrm-brackets/Desktop/git.xdrm.io/sysdis-project/central-manager/boot >> $1 2>&1;

central-manager/install/sgca.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Systeme de Gestion du Controle Aerien
+Requires=network.target
+
+
+[Service]
+Type=simple
+User=xdrm-brackets
+Group=xdrm-brackets
+ExecStart=/usr/sbin/sgca /var/log/sgca

central-manager/install/uninstall.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# [1] Remove service target (boot)
+sudo rm /usr/sbin/sgca;
+
+# [2] Disable service
+sudo systemctl disable sgca.service;
+
+# [3] Remove service unit
+sudo rm /lib/systemd/system/sgca.service;
+

central-manager/lib/network/tcp/server.c

@@ -23,7 +23,7 @@ int DROP_TCP_SERVER(const int pPort, int* pListenSock){
     =======================================================*/
     *pListenSock = socket(AF_INET, SOCK_STREAM, 0);
 
-    if( DEBUGMOD&SCK ) printf("\t\tTCP SOCKET = %d\n", *pListenSock);
+    if( DEBUGMOD&SCK ) printf(" * /lib/tcp/server/drop_tcp_server SOCKET = %d\n", *pListenSock);
 
     // si erreur
     if( *pListenSock < 0 ) return -1;
@@ -44,7 +44,7 @@ int DROP_TCP_SERVER(const int pPort, int* pListenSock){
     =======================================================*/
 	STATUS = bind(*pListenSock, (struct sockaddr*) &addr, sizeof(addr));
 
-    if( DEBUGMOD&SCK ) printf("\t\tTCP BIND = %d\n", STATUS);
+    if( DEBUGMOD&SCK ) printf(" * /lib/tcp/server/drop_tcp_server BIND = %d\n", STATUS);
 
     // si erreur
     if( STATUS < 0 ) return -1;
@@ -54,7 +54,7 @@ int DROP_TCP_SERVER(const int pPort, int* pListenSock){
     =======================================================*/
     STATUS = listen(*pListenSock, MAX_TCP_THR);
 
-    if( DEBUGMOD&SCK ) printf("\t\tTCP LISTEN = %d\n", STATUS);
+    if( DEBUGMOD&SCK ) printf(" * /lib/tcp/server/drop_tcp_server LISTEN = %d\n", STATUS);
 
     // si erreur
     if( STATUS < 0 ) return -1;

central-manager/lib/network/udp/server.c

@@ -23,7 +23,7 @@ int DROP_UDP_SERVER(const int pPort, int* pListenSock){
     =======================================================*/
     *pListenSock = socket(AF_INET, SOCK_DGRAM, 0);
 
-    if( DEBUGMOD&SCK ) printf("\t\tUDP SOCKET = %d\n", *pListenSock);
+    if( DEBUGMOD&SCK ) printf(" * /lib/udp/server/drop_udp_server SOCKET = %d\n", *pListenSock);
 
     // si erreur
     if( *pListenSock < 0 ) return -1;
@@ -44,7 +44,7 @@ int DROP_UDP_SERVER(const int pPort, int* pListenSock){
     =======================================================*/
 	STATUS = bind(*pListenSock, (struct sockaddr*) &addr, sizeof(struct sockaddr_in));
 
-    if( DEBUGMOD&SCK ) printf("\t\tUDP BIND = %d\n", STATUS);
+    if( DEBUGMOD&SCK ) printf(" * /lib/udp/server/drop_udp_server BIND = %d\n", STATUS);
 
     // si erreur
     if( STATUS < 0 ) return -1;

central-manager/lib/plane/plane.h

@@ -1 +0,0 @@
-../../../plane/plane.h