295 lines
7.9 KiB
C
295 lines
7.9 KiB
C
/* $NetBSD: net.c,v 1.9 1997/10/22 15:29:05 phil Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* net.c -- routines to fetch files off the network. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <curses.h>
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#include <unistd.h>
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#include "defs.h"
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#include "md.h"
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#include "msg_defs.h"
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#include "menu_defs.h"
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#include "txtwalk.h"
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static network_up = 0;
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/* Get the list of network interfaces. */
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static void get_ifconfig_info (void)
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{
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char *textbuf;
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int textsize;
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char *t;
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/* Get ifconfig information */
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textsize = collect (T_OUTPUT, &textbuf,
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"/sbin/ifconfig -l 2>/dev/null");
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if (textsize < 0) {
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endwin();
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(void) fprintf (stderr, "Could not run ifconfig.");
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exit (1);
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}
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(void) strtok(textbuf,"\n");
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strncpy (net_devices, textbuf, textsize<STRSIZE ? textsize : STRSIZE);
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net_devices[STRSIZE] = 0;
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free (textbuf);
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/* Remove lo0 and anything after ... */
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t = strstr (net_devices, "lo0");
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if (t != NULL)
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*t = 0;
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}
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/* Get the information to configure the network, configure it and
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make sure both the gateway and the name server are up. */
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int config_network (void)
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{ char *tp;
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char defname[255];
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int octet0;
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int pass;
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FILE *f;
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if (network_up)
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return 1;
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net_devices[0] = '\0';
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get_ifconfig_info ();
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strncpy (defname, net_devices, 255);
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tp = defname;
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strsep(&tp, " ");
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msg_prompt (MSG_asknetdev, defname, net_dev, 255, net_devices);
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tp = net_dev;
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strsep(&tp, " ");
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net_dev[strlen(net_dev)+1] = 0;
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net_dev[strlen(net_dev)] = ' ';
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while ((strlen(net_dev) != 4 && strlen(net_dev) != 5) ||
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strstr(net_devices, net_dev) == NULL) {
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msg_prompt (MSG_badnet, defname, net_dev, 10,
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net_devices);
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tp = net_dev;
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strsep(&tp, " ");
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net_dev[strlen(net_dev)+1] = 0;
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net_dev[strlen(net_dev)] = ' ';
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}
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/* Remove that space we added. */
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net_dev[strlen(net_dev)-1] = 0;
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/* Get other net information */
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msg_display (MSG_netinfo);
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pass = 0;
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do {
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msg_prompt_add (MSG_net_domain, net_domain, net_domain,
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STRSIZE);
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msg_prompt_add (MSG_net_host, net_host, net_host, STRSIZE);
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msg_prompt_add (MSG_net_ip, net_ip, net_ip, STRSIZE);
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octet0 = atoi(net_ip);
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if (!pass) {
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if (0 <= octet0 && octet0 <= 127)
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strcpy (net_mask, "0xff000000");
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else if (127 <= octet0 && octet0 <= 191)
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strcpy (net_mask, "0xffff0000");
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else if (192 <= octet0 && octet0 <= 223)
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strcpy (net_mask, "0xffff0000");
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}
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msg_prompt_add (MSG_net_mask, net_mask, net_mask, STRSIZE);
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msg_prompt_add (MSG_net_defroute, net_defroute, net_defroute,
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STRSIZE);
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msg_prompt_add (MSG_net_namesrv, net_namesvr, net_namesvr,
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STRSIZE);
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msg_display (MSG_netok, net_domain, net_host, net_ip,
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net_mask, net_namesvr, net_defroute);
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process_menu (MENU_yesno);
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if (!yesno)
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msg_display (MSG_netagain);
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pass++;
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} while (!yesno);
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/* Create /etc/resolv.conf */
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#ifdef DEBUG
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f = fopen ("/tmp/resolv.conf", "w");
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#else
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f = fopen ("/etc/resolv.conf", "w");
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#endif
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if (f == NULL) {
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endwin();
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(void)fprintf(stderr, "%s", msg_string(MSG_resolv));
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exit(1);
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}
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(void)fprintf (f, "nameserver %s\nlookup file bind\nsearch %s",
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net_namesvr, net_domain);
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fclose (f);
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run_prog ("/sbin/ifconfig lo0 127.0.0.1");
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run_prog ("/sbin/ifconfig %s inet %s netmask %s", net_dev, net_ip,
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net_mask);
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run_prog ("/sbin/route -f > /dev/null 2> /dev/null");
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run_prog ("/sbin/route add default %s > /dev/null 2> /dev/null",
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net_defroute);
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network_up = run_prog ("/sbin/ping -c 2 %s > /dev/null", net_defroute)
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|| run_prog ("/sbin/ping -c 2 %s > /dev/null", net_namesvr);
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return network_up;
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}
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int
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get_via_ftp (void)
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{
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char **list;
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char realdir[STRSIZE];
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char filename[SSTRSIZE];
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int ret;
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while (config_network ()) {
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msg_display (MSG_netnotup);
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process_menu (MENU_yesno);
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if (!yesno)
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return 0;
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}
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strncat (ftp_dir, ftp_prefix, STRSIZE-strlen(ftp_dir));
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process_menu (MENU_ftpsource);
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msg_prompt (MSG_distdir, dist_dir, dist_dir, STRSIZE, "ftp");
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if (*dist_dir == '/')
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snprintf (realdir, STRSIZE, "/mnt%s", dist_dir);
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else
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snprintf (realdir, STRSIZE, "/mnt/%s", dist_dir);
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strcpy (dist_dir, realdir);
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run_prog ("/bin/mkdir %s", realdir);
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clean_dist_dir = 1;
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#ifndef DEBUG
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if (chdir(realdir)) {
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endwin();
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(void)fprintf(stderr, msg_string(MSG_realdir), realdir);
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exit(1);
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}
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#else
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printf ("chdir (%s)\n", realdir);
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#endif
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list = dist_list;
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endwin();
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while (*list) {
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snprintf (filename, SSTRSIZE, *list, rels, dist_postfix);
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if (strcmp ("ftp", ftp_user) == 0)
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ret = run_prog("/usr/bin/ftp -a ftp://%s/%s/%s",
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ftp_host, ftp_dir,
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filename);
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else
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ret = run_prog("/usr/bin/ftp ftp://%s:%s@%s/%s/%s",
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ftp_user, ftp_pass, ftp_host, ftp_dir,
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filename);
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if (ret) {
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/* Error getting the file. Bad host name ... ? */
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puts (CL);
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wrefresh (stdscr);
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msg_display (MSG_ftperror);
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process_menu (MENU_yesno);
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if (yesno)
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process_menu (MENU_ftpsource);
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else
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return 0;
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endwin();
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} else
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list++;
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}
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puts (CL); /* Just to make sure. */
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wrefresh (stdscr);
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#ifndef DEBUG
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chdir("/");
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#endif
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return 1;
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}
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int
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get_via_nfs(void)
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{
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while (config_network ()) {
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msg_display (MSG_netnotup);
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process_menu (MENU_yesno);
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if (!yesno)
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return 0;
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}
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/* Get server and filepath */
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process_menu (MENU_nfssource);
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/* Mount it */
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while(!run_prog("/sbin/mount -t nfs %s:%s /mnt2", nfs_host, nfs_dir)) {
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process_menu (MENU_nfsbadmount);
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if (!yesno)
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return 0;
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/* verify distribution files are there. XXX */
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}
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/* return location, don't clean... */
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strcpy (dist_dir, "/mnt2");
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clean_dist_dir = 0;
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mnt2_mounted = 1;
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return 1;
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}
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void
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mnt_net_config(void)
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{
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char ans [5] = "y";
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if (network_up) {
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msg_prompt (MSG_mntnetconfig, ans, ans, 5);
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if (*ans == 'y') {
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run_prog ("/bin/cp /etc/resolv.conf /mnt/etc");
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run_prog ("echo %s > /mnt/etc/myname", net_host);
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run_prog ("echo %s %s >> /mnt/etc/hosts", net_ip,
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net_host);
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run_prog ("echo %s > /mnt/etc/defaultdomain",
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net_domain);
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run_prog ("echo %s netmask %s > /mnt/etc/ifconfig.%s",
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net_ip, net_mask, net_dev);
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run_prog ("echo %s > /mnt/etc/mygate", net_defroute);
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}
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}
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}
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