/* * Guillaume Cottenceau (gc@mandrakesoft.com) * * Copyright 2000 MandrakeSoft * * This software may be freely redistributed under the terms of the GNU * public license. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "stage1.h" #include "log.h" #include "network.h" #include "modules.h" #include "tools.h" #include "frontend.h" #include "automatic.h" #include "adsl.h" static enum return_type adsl_connect(char * net_device, char * username, char * password, char * acname) { char pppoe_call[500]; char * pppd_launch[] = { "/sbin/pppd", "pty", pppoe_call, "noipdefault", "noauth", "default-asyncmap", "defaultroute", "hide-password", "nodetach", "usepeerdns", "local", "mtu", "1492", "mru", "1492", "noaccomp", "noccp", "nobsdcomp", "nodeflate", "nopcomp", "novj", "novjccomp", "user", username, "password", password, "lcp-echo-interval", "20", "lcp-echo-failure", "3", "lock", "persist", NULL }; int fd; int retries = 10; char * tty_adsl = "/dev/tty6"; enum return_type status = RETURN_ERROR; pid_t ppp_pid; snprintf(pppoe_call, sizeof(pppoe_call), "/sbin/pppoe -p /var/run/pppoe.conf-adsl.pid.pppoe -I %s -T 80 -U -m 1412", net_device); if (!streq(acname, "")) { strcat(pppoe_call, "-C "); strcat(pppoe_call, acname); } fd = open(tty_adsl, O_RDWR); if (fd == -1) { log_message("cannot open tty -- no pppd"); return RETURN_ERROR; } else if (access(pppd_launch[0], X_OK)) { log_message("cannot open pppd - %s doesn't exist", pppd_launch[0]); return RETURN_ERROR; } if (!(ppp_pid = fork())) { dup2(fd, 0); dup2(fd, 1); dup2(fd, 2); close(fd); setsid(); if (ioctl(0, TIOCSCTTY, NULL)) log_perror("could not set new controlling tty"); printf("\t(exec of pppd)\n"); execv(pppd_launch[0], pppd_launch); log_message("execve of %s failed: %s", pppd_launch[0], strerror(errno)); exit(-1); } close(fd); while (retries > 0 && kill(ppp_pid, 0) == 0) { FILE * f; if ((f = fopen("/var/run/pppd.tdb", "rb"))) { while (1) { char buf[500]; if (!fgets(buf, sizeof(buf), f)) break; if (strstr(buf, "IPLOCAL=")) status = RETURN_OK; } fclose(f); if (status == RETURN_OK) { log_message("PPP: connected!"); break; } } retries--; log_message("PPP: "); sleep(2); } if (status != RETURN_OK) { log_message("PPP: could not connect"); kill(ppp_pid, SIGTERM); sleep(1); kill(ppp_pid, SIGKILL); sleep(1); } return status; } enum return_type perform_adsl(struct interface_info * intf) { struct in_addr addr; char * questions[] = { "Username", "Password", "AC Name", NULL }; char * questions_auto[] = { "adsluser", "adslpass", "adslacname", NULL }; static char ** answers = NULL; enum return_type results; inet_aton("10.0.0.10", &addr); memcpy(&intf->ip, &addr, sizeof(addr)); inet_aton("255.255.255.0", &addr); memcpy(&intf->netmask, &addr, sizeof(addr)); *((uint32_t *) &intf->broadcast) = (*((uint32_t *) &intf->ip) & *((uint32_t *) &intf->netmask)) | ~(*((uint32_t *) &intf->netmask)); intf->is_ptp = 0; if (configure_net_device(intf)) { stg1_error_message("Could not configure.."); return RETURN_ERROR; } results = ask_from_entries_auto("Please enter the username and password for your ADSL account.\n" "Leave blank the AC Name field if you don't know what it means.\n" "(Warning! only PPPoE protocol is supported)", questions, &answers, 40, questions_auto, NULL); if (results != RETURN_OK) return results; intf->boot_proto = BOOTPROTO_ADSL_PPPOE; wait_message("Waiting for ADSL connection to show up..."); my_insmod("ppp_generic", ANY_DRIVER_TYPE, NULL, 1); my_insmod("ppp_async", ANY_DRIVER_TYPE, NULL, 1); my_insmod("ppp", ANY_DRIVER_TYPE, NULL, 1); results = adsl_connect(intf->device, answers[0], answers[1], answers[2]); remove_wait_message(); if (results != RETURN_OK) { wait_message("Retrying the ADSL connection..."); results = adsl_connect(intf->device, answers[0], answers[1], answers[2]); remove_wait_message(); } else { intf->user = strdup(answers[0]); intf->pass = strdup(answers[1]); intf->acname = strdup(answers[2]); } if (results != RETURN_OK) { stg1_error_message("I could not connect to the ADSL network."); return perform_adsl(intf); } sleep(1); res_init(); /* reinit the resolver, pppd modified /etc/resolv.conf */ return RETURN_OK; }