client compiled :)
This commit is contained in:
tonton Th
vanhempi
236e274656
commit
0ef949ce91
1
.gitignore
vendored
1
.gitignore
vendored
@ -3,4 +3,5 @@
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*.o
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guinnessd
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guinness
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12
Makefile
12
Makefile
@ -12,6 +12,8 @@ COPT = -Wall -g
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D_OBJS = xmem.o broadcast.o printlog.o lists.o tools.o drinks.o \
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commands.o clients.o
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C_OBJS = xmem.o tools.o
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D_LIBS = -lpthread -lcrypt
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# ---------------------------------------------------------
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@ -25,6 +27,14 @@ guinnessd: guinnessd.o Makefile $(D_OBJS)
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guinnessd.o: guinnessd.c Makefile $(H_DEP)
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gcc $(COPT) -c $<
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#
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guinness: guinness.o Makefile $(D_OBJS)
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gcc -g $< $(C_OBJS) $(D_LIBS) -o $@
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guinness.o: guinness.c Makefile $(H_DEP)
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gcc $(COPT) -c $<
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# ---------------------------------------------------------
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#
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# modules needed by the daemon
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@ -49,6 +59,4 @@ clients.o: clients.c Makefile $(H_DEP)
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# ---------------------------------------------------------
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clients.o: clients.c Makefile $(H_DEP)
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gcc $(COPT) -c $<
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529
guinness.c
Normal file
529
guinness.c
Normal file
@ -0,0 +1,529 @@
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/*
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* guinness
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* architecture clients/serveur guinness.
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* Thomas Nemeth -- le 15 juin 2001
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <getopt.h>
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#include <signal.h>
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#include <pthread.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <string.h>
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#include <strings.h>
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#include "defines.h"
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#include "xmem.h"
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#include "guinness.h"
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#include "tools.h"
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#include "config.h"
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#ifdef SunOS
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char *crypt(const char *key, const char *salt);
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#else
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extern char *crypt __P ((__const char *__key, __const char *__salt));
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#endif
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/* VARIABLES GLOBALES */
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char **commandes = NULL;
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char *utilisateur = NULL;
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char *boisson = NULL;
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char *serveur = NULL;
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char *prompt = NULL;
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char *logout = NULL;
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char cmdchr = 0;
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int port = 0;
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int nb_cmd = 0;
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/*
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* Lecture du fichier de config : récupération des valeurs
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*
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*/
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char *get_string_from_token (char *line) {
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char *result = line;
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char *tmp;
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int keyval = 0;
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while ( (keyval != 1) && (result [0] != 0) ) {
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if (result [0] == '=') keyval = 1;
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if (keyval == 0) result++;
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}
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tmp = result++;
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while (tmp [0] != 0) {
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if (tmp [0] == '\n') tmp [0] = 0;
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tmp++;
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}
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return result;
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}
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/*
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* Lecture du fichier de config
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*
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*/
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void load_config () {
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FILE *file;
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char *configfile;
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char tmpstr[MAXSTRLEN + 1];
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char *Home;
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char *value;
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Home = getenv ("HOME");
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configfile = xmalloc ((strlen (Home) +
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strlen (CONFIG_FILE) + 2) * sizeof (char));
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snprintf (configfile, MAXSTRLEN, "%s/%s", Home, CONFIG_FILE);
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/* Ouverture du fichier */
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if ( (file = fopen (configfile, "r") ) != NULL) {
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/* Lecture du fichier */
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while (! feof (file) ) {
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memset (tmpstr, 0, MAXSTRLEN + 1);
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fgets (tmpstr, (int) MAXSTRLEN, file);
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value = get_string_from_token (tmpstr);
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if ( (strncmp (tmpstr, "user=", 5) == 0) && (utilisateur == NULL) )
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utilisateur = xstrdup (value);
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if ( (strncmp (tmpstr, "server=", 7) == 0) && (serveur == NULL) )
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serveur = xstrdup (value);
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if ( (strncmp (tmpstr, "port=", 5) == 0) && (port == 0) )
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port = atoi (value);
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if ( (strncmp (tmpstr, "prompt=", 7) == 0) && (prompt == NULL) )
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prompt = xstrdup (value);
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if ( (strncmp (tmpstr, "pref=", 5) == 0) && (boisson == NULL) )
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boisson = xstrdup (value);
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if ( (strncmp (tmpstr, "cmdchr=", 7) == 0) && (cmdchr == 0) )
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cmdchr = value[0];
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if ( (strncmp (tmpstr, "logout=", 7) == 0) && (logout == NULL) )
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logout = xstrdup (value);
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}
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fclose (file);
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#ifdef DEBUG
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} else {
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fprintf (stderr, "Pas de fichier de config (%s).\n", configfile);
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#endif
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}
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free (configfile);
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}
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/*
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* Fonction de nettoyage
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*
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*/
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void libere () {
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if (utilisateur) free (utilisateur);
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if (serveur) free (serveur);
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if (boisson) free (boisson);
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if (logout) free (logout);
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}
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/*
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* Aide
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*
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*/
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void Usage (int help) {
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printf ("guinness by Thomas Nemeth - v %s (compilation %s : %s)\n",
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VERSION, OS_TYPE, COMPIL_DATE);
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if (help)
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printf ("Usage : guinness [-h] [-v] [-m machine] "
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"[-p port] [-u utilisateur] [-b boisson] [-q msgdx]\n"
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" -h : aide sur les paramètres\n"
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" -v : affiche la version\n"
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" -m machine : spéficie le nom du serveur\n"
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" -p port : spécifie le numéro du port\n"
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" -u utilisateur : nom d'utilisateur\n"
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" -b boisson : boisson préférée\n"
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" -q msgdx : message d'au-revoir à la déconnexion\n"
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" Online (précédé du caractère de commande \"/\") :\n"
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" help : affiche l'aide sur les commandes\n"
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" quit : quitte\n\n");
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libere ();
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exit (1);
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}
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/*
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* Traitement des arguments
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*
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*/
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void traite_argv (int argc, char *argv[]) {
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int option;
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/* Vérification des paramètres */
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while ((option = getopt (argc, argv, "hvm:p:u:b:q:")) != -1) {
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switch (option) {
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case 'h' :
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Usage (TRUE);
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break;
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case 'v' :
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Usage (FALSE);
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break;
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case 'm' :
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SET_STRING (serveur, optarg);
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break;
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case 'p' :
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port = atoi (optarg);
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break;
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case 'u' :
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SET_STRING (utilisateur, optarg);
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break;
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case 'b' :
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SET_STRING (boisson, optarg);
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break;
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case 'q' :
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SET_STRING (logout, optarg);
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break;
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default:
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Usage (TRUE);
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break;
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}
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}
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if (optind < argc) {
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if (argc - optind == 1)
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fprintf (stderr, "%s: option inconnue --", argv[0]);
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else
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fprintf (stderr, "%s: options inconnues --", argv[0]);
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for ( ; optind < argc ; optind++)
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fprintf (stderr, " %s", argv[optind]);
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fprintf (stderr, "\n");
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Usage (TRUE);
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}
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}
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/*
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* Envoi de commande
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*
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*/
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int send_cmd (int socket_client) {
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char clavier[MAXSTRLEN + 1];
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char *commande;
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char *admin_crypt;
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int i, found = FALSE, cont = TRUE;
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/* Lecture d'une commande au clavier */
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memset (clavier, 0, MAXSTRLEN);
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if ( (fgets (clavier, (int) MAXSTRLEN, stdin) == NULL) &&
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feof (stdin) ) {
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snprintf (clavier, MAXSTRLEN, "%cquit", cmdchr);
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}
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/* Détermination du type (commande explicite / message) */
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if (clavier[0] == cmdchr)
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commande = xstrdup (clavier + 1);
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else {
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commande = xmalloc ((strlen (clavier) + 6) * sizeof (char));
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snprintf (commande, strlen (clavier) + 6, "msg %s", clavier);
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}
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/* Suppression des retours à la ligne pour comparaison */
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for (i = 0 ; i < strlen (commande) ; i++)
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if (commande[i] == '\n') commande[i] = '\0';
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/* Recherche de la bonne commande */
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if (strlen (commande) > 0)
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for (i = 0 ; i < nb_cmd ; i++) {
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int cmp = -1;
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if (commandes[i][0] == '*') /* Commandes d'administration */
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cmp = strncmp (commandes[i]+1, commande,
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strlen (commandes[i])-1);
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else if (commandes[i][0] == '+') /* Commandes à intervalle */
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cmp = ( (strchr (commandes[i]+1, commande[0]) != NULL) &&
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( (strlen (commande) == 1) ||
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(commande[1] == ' ') ) ) ? 0 : -1;
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else { /* Commande simple : vérification pour la commande entière
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* ou le premier caractère.
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*/
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cmp = (
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/* comparaison exacte entre les deux commandes
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*/
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(strncmp (commandes[i], commande,
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strlen (commandes[i]) ) == 0) ||
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||||
/* comparaison entre les 2 premières lettres en
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* cas de présence de paramètres
|
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*/
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( (commandes[i][0] == commande[0]) &&
|
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(commande[1] == ' ') ) ||
|
||||
/* Comparaison entre les deux premières lettres en cas
|
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* de présence d'une unique lettre dans la commande
|
||||
*/
|
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( (commandes[i][0] == commande[0]) &&
|
||||
(strlen (commande) == 1) ) ) ? 0 : -1;
|
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/* Commande trouvée : si un seul caractère, remplacement par
|
||||
* la commande complète.
|
||||
*/
|
||||
if ( (cmp == 0) &&
|
||||
(strncmp (commandes[i], commande,
|
||||
strlen (commandes[i]) ) != 0) ) {
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||||
char *tmpstr;
|
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tmpstr = xmalloc ( (strlen (commande) +
|
||||
strlen (commandes[i]) ) *
|
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sizeof (char) );
|
||||
strcpy (tmpstr, commandes[i]);
|
||||
strcat (tmpstr, commande+1);
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#ifdef DEBUG
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printf ("Nouvelle commande = %s | %d\n",
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tmpstr, strlen (tmpstr) );
|
||||
#endif
|
||||
if (strlen (tmpstr) > MAXSTRLEN) {
|
||||
fprintf (stderr, "Commande trop longue !\n");
|
||||
printf (prompt);
|
||||
return TRUE; /* continue */
|
||||
}
|
||||
free (commande);
|
||||
commande = xstrdup (tmpstr);
|
||||
free (tmpstr);
|
||||
}
|
||||
#ifdef DEBUG
|
||||
printf ("l = %c / c = %c ==> %d\n",
|
||||
commandes[i][0], commande[0], cmp);
|
||||
#endif
|
||||
}
|
||||
|
||||
if (cmp == 0) {
|
||||
#ifdef DEBUG
|
||||
int j;
|
||||
printf ("Commande reconnue : %s\n[%s (%d)] :",
|
||||
commandes[i], commande, strlen (commande) );
|
||||
for (j = 0 ; j < strlen (commande) ; j++)
|
||||
printf (" %d", commande[j]);
|
||||
printf ("\n");
|
||||
#endif
|
||||
found = TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
if (! found) {
|
||||
#ifdef DEBUG
|
||||
fprintf (stderr, "Commande inconnue : [%s (%d)]",
|
||||
commande, strlen (commande) );
|
||||
for (i = 0 ; i < strlen (commande) ; i++)
|
||||
fprintf (stderr, " %d", commande[i]);
|
||||
fprintf (stderr, ".\n\n");
|
||||
#else
|
||||
fprintf (stderr, "Commande inconnue : [%s]\n", commande);
|
||||
#endif
|
||||
printf (prompt);
|
||||
return TRUE; /* continue */
|
||||
}
|
||||
|
||||
/* Mode administrateur */
|
||||
if ( (strncmp (commande, "admin ", 6) == 0) && (strlen (commande) > 6) ) {
|
||||
int taille;
|
||||
admin_crypt = xstrdup (crypt (commande + 6, "Gs"));
|
||||
free (commande);
|
||||
taille = strlen ("admin ") + strlen (admin_crypt) + 1;
|
||||
commande = xmalloc (taille);
|
||||
snprintf (commande, taille, "admin %s", admin_crypt + 2);
|
||||
}
|
||||
|
||||
cont = send_infos (socket_client, commande);
|
||||
|
||||
free (commande);
|
||||
|
||||
return cont;
|
||||
}
|
||||
|
||||
|
||||
void set_cmds (char *cmds) {
|
||||
char *tok, *save;
|
||||
int i = 0;
|
||||
#ifdef DEBUG
|
||||
int j;
|
||||
#endif
|
||||
|
||||
nb_cmd = 0;
|
||||
save = xstrdup (cmds);
|
||||
#ifdef DEBUG
|
||||
printf ("Commandes disponibles : \n");
|
||||
/* printf ("%s\n", cmds); */
|
||||
#endif
|
||||
tok = strtok (save, "\n");
|
||||
while (tok != NULL) {
|
||||
nb_cmd++;
|
||||
tok = strtok (NULL, "\n");
|
||||
}
|
||||
|
||||
commandes = xmalloc ((nb_cmd) * sizeof (char*));
|
||||
|
||||
tok = strtok (cmds, "\n");
|
||||
while (tok != NULL) {
|
||||
commandes[i] = xstrdup (tok);
|
||||
#ifdef DEBUG
|
||||
if (tok[0] == '+') {
|
||||
for (j = 1 ; j < strlen (commandes[i]) ; j++)
|
||||
printf ("%c%c ", cmdchr, commandes[i][j]);
|
||||
} else if (tok[0] != '*') {
|
||||
printf ("%c%s ", cmdchr, commandes[i]);
|
||||
}
|
||||
#endif
|
||||
i++;
|
||||
tok = strtok (NULL, "\n");
|
||||
}
|
||||
printf ("\n");
|
||||
|
||||
free (save);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Fonction d'initialisation de la communication
|
||||
*
|
||||
*/
|
||||
int initiate (int socket_client) {
|
||||
char cmds[MAXSTRLEN];
|
||||
char datas[MAXSTRLEN];
|
||||
char nick_ok[MAXSTRLEN];
|
||||
int cont = TRUE;
|
||||
|
||||
memset (datas, 0, MAXSTRLEN);
|
||||
|
||||
/* Réception de la liste des commandes */
|
||||
cont = read_infos (socket_client, cmds);
|
||||
|
||||
if (cont) {
|
||||
set_cmds (cmds);
|
||||
|
||||
snprintf (datas, MAXSTRLEN - 1, "%s\n%s\n%s",
|
||||
utilisateur, boisson, logout);
|
||||
|
||||
/* Envoi des données utilisateur */
|
||||
cont = send_infos (socket_client, datas);
|
||||
|
||||
read_infos (socket_client, nick_ok);
|
||||
if (nick_ok[0] == '@') {
|
||||
printf ("%s", nick_ok + 1);
|
||||
return FALSE;
|
||||
}
|
||||
printf ("%s", nick_ok);
|
||||
|
||||
/* Traitement des commandes et des infos */
|
||||
printf (prompt);
|
||||
}
|
||||
|
||||
return cont;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Boucle de commande et de réception
|
||||
*
|
||||
*/
|
||||
void data_rw (int socket_client) {
|
||||
int cont = TRUE;
|
||||
char infos[MAXSTRLEN];
|
||||
fd_set lire;
|
||||
|
||||
cont = initiate (socket_client);
|
||||
|
||||
while (cont == TRUE) {
|
||||
fflush (stdout);
|
||||
|
||||
/* Construction de l'ensemble à scruter en lecture : */
|
||||
FD_ZERO (&lire);
|
||||
FD_SET (STDIN_FILENO, &lire);
|
||||
FD_SET (socket_client, &lire);
|
||||
|
||||
/* Attente d'un message sur la liste : */
|
||||
select (socket_client + 1, &lire, NULL, NULL, NULL);
|
||||
|
||||
if (FD_ISSET (STDIN_FILENO, &lire) ) {
|
||||
cont = send_cmd (socket_client);
|
||||
} else {
|
||||
int is;
|
||||
|
||||
cont = read_infos (socket_client, infos);
|
||||
|
||||
is = 0;
|
||||
do {
|
||||
printf ("%s\n", infos + is);
|
||||
while (is < MAXSTRLEN && infos[is]) is ++;
|
||||
/* on suppose qu'un seul '\0' sépare deux messages */
|
||||
is ++;
|
||||
} while (is < MAXSTRLEN && infos[is]);
|
||||
|
||||
/* Hack pour faire afficher le message par xmessage
|
||||
* Pas très joli lors des déconnexions.
|
||||
*/
|
||||
/* if (getenv ("DISPLAY")) { */
|
||||
/* if (! fork ()) */
|
||||
/* execlp ("xmessage", "xmessage", infos, NULL); */
|
||||
/* } */
|
||||
fflush (stdout);
|
||||
printf (prompt);
|
||||
}
|
||||
}
|
||||
|
||||
printf ("%s\n", logout);
|
||||
close (socket_client);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Gestionnaire de signal SIGPIPE
|
||||
*
|
||||
*/
|
||||
void handler_sigpipe (int sig) {
|
||||
printf ("Signal SIGPIPE reçu...\n");
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Fonction principale
|
||||
*
|
||||
*/
|
||||
int main (int argc, char *argv[]) {
|
||||
int socket_client;
|
||||
char *environ_user;
|
||||
|
||||
signal (SIGPIPE, handler_sigpipe);
|
||||
|
||||
/* Vérification des paramètres */
|
||||
traite_argv (argc, argv);
|
||||
|
||||
/* Lecture du fichier de config */
|
||||
load_config ();
|
||||
|
||||
/* Valeurs par défaut */
|
||||
if (! utilisateur) {
|
||||
environ_user = getenv ("USER");
|
||||
if (environ_user && *environ_user)
|
||||
utilisateur = xstrdup (environ_user);
|
||||
else
|
||||
utilisateur = xstrdup ("toto");
|
||||
}
|
||||
if (IS_NOT_GOOD (serveur)) SET_STRING (serveur, DEFAULT_SERVER);
|
||||
if (IS_NOT_GOOD (prompt)) SET_STRING (prompt, DEFAULT_PROMPT);
|
||||
if (IS_NOT_GOOD (boisson)) SET_STRING (boisson, DEFAULT_DRINK);
|
||||
if (IS_NOT_GOOD (logout)) SET_STRING (logout, DEFAULT_LOGOUT);
|
||||
if (cmdchr == 0) cmdchr = '/';
|
||||
if (port == 0) port = DEFAULT_SERVER_PORT;
|
||||
|
||||
printf ("Serveur : [%s]\t", serveur);
|
||||
printf ("Port : [%d]\n", port);
|
||||
printf ("Utilisateur : [%s]\t", utilisateur);
|
||||
printf ("\tBoisson : [%s]\t", boisson);
|
||||
printf ("Logout : [%s]\n", logout);
|
||||
printf ("Préfixe : [%c]\n", cmdchr);
|
||||
|
||||
/* Connexion au serveur */
|
||||
if ( (socket_client = connect_server (serveur, port) ) == -1) {
|
||||
fprintf (stderr, "Connexion refusee...\n");
|
||||
return -1;
|
||||
}
|
||||
printf ("-+- Connexion acceptee. -+-\n");
|
||||
|
||||
data_rw (socket_client);
|
||||
|
||||
libere ();
|
||||
return 0;
|
||||
}
|
||||
17
guinness.h
Normal file
17
guinness.h
Normal file
@ -0,0 +1,17 @@
|
||||
/*
|
||||
* guinness
|
||||
* architecture clients/serveur guinness.
|
||||
* Thomas Nemeth -- le 15 juin 2001
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef GUINNESS_CLIENT
|
||||
#define GUINNESS_CLIENT
|
||||
|
||||
#define CONFIG_FILE ".guinnessrc"
|
||||
|
||||
#define DEFAULT_SERVER "127.0.0.1"
|
||||
#define DEFAULT_PROMPT "> "
|
||||
|
||||
|
||||
#endif
|
||||
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