2931df8a40
IPv6 configuration is only done by rtsol. Does someone really need manual configuration? :-) You can specify IPv6 DNS server as well. We have only one server ftp7.jp.freebsd.org that speaks IPv6 in this time. ftp7.jp speaks IPv4 as well and also listed as Japan #7. Approved by: jkh
355 lines
11 KiB
C
355 lines
11 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last attempt in the `sysinstall' line, the next
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* generation being slated to essentially a complete rewrite.
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*
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* $FreeBSD$
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*
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* Copyright (c) 1995
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* Jordan Hubbard. All rights reserved.
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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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* verbatim and that no modifications are made prior to this
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* point in the file.
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*
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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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*
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* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
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* 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 JORDAN HUBBARD OR HIS PETS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/* These routines deal with getting things off of network media */
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#include "sysinstall.h"
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#include <signal.h>
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#include <termios.h>
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#include <sys/fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/stat.h>
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static Boolean networkInitialized;
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static pid_t startPPP(Device *devp);
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static pid_t pppPID;
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Boolean
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mediaInitNetwork(Device *dev)
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{
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int i;
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char *rp;
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char *cp, ifconfig[255];
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WINDOW *w;
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if (!RunningAsInit || networkInitialized)
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return TRUE;
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if (isDebug())
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msgDebug("Init routine called for network device %s.\n", dev->name);
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if (!file_readable("/etc/resolv.conf")) {
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if (DITEM_STATUS(configResolv(NULL)) == DITEM_FAILURE) {
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msgConfirm("Can't seem to write out /etc/resolv.conf. Net cannot be used.");
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return FALSE;
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}
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}
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w = savescr();
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dialog_clear_norefresh();
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/* Old PPP process lying around? */
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if (pppPID) {
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msgConfirm("Killing previous PPP process %d.", pppPID);
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kill(pppPID, SIGTERM);
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pppPID = 0;
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}
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if (!strncmp("ppp", dev->name, 3)) { /* PPP? */
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if (!(pppPID = startPPP(dev))) {
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msgConfirm("Unable to start PPP! This installation method cannot be used.");
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return FALSE;
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}
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networkInitialized = TRUE;
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return TRUE;
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}
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else if (!strncmp("sl", dev->name, 2)) { /* SLIP? */
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char *val;
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char attach[256];
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/* Cheesy slip attach */
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snprintf(attach, 256, "slattach -a -h -l -s 9600 %s", dev->devname);
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val = msgGetInput(attach,
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"Warning: SLIP is rather poorly supported in this revision\n"
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"of the installation due to the lack of a dialing utility.\n"
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"If you can use PPP for this instead then you're much better\n"
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"off doing so, otherwise SLIP works fairly well for *hardwired*\n"
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"links. Please edit the following slattach command for\n"
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"correctness (default here is: VJ compression, Hardware flow-\n"
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"control, ignore carrier and 9600 baud data rate). When you're\n"
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"ready, press [ENTER] to execute it.");
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if (!val) {
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msgConfirm("slattach command was empty. Try again!");
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restorescr(w);
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return FALSE;
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}
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else
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SAFE_STRCPY(attach, val);
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/*
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* Doing this with vsystem() is actually bogus since we should be storing the pid of slattach
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* for later killing. It's just too convenient to call vsystem(), however, rather than
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* constructing a proper argument for exec() so we punt on doing slip right for now.
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*/
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if (vsystem(attach)) {
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msgConfirm("slattach returned a bad status! Please verify that\n"
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"the command is correct and try this operation again.");
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restorescr(w);
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return FALSE;
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}
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restorescr(w);
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}
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snprintf(ifconfig, 255, "%s%s", VAR_IFCONFIG, dev->name);
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cp = variable_get(ifconfig);
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if (cp) {
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if (strcmp(cp, "DHCP")) {
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msgDebug("ifconfig %s %s", dev->name, cp);
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i = vsystem("ifconfig %s %s", dev->name, cp);
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if (i) {
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msgConfirm("Unable to configure the %s interface!\n"
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"This installation method cannot be used.",
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dev->name);
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return FALSE;
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}
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rp = variable_get(VAR_GATEWAY);
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if (!rp || *rp == '0') {
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msgConfirm("No gateway has been set. You may be unable to access hosts\n"
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"not on your local network");
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}
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else {
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msgDebug("Adding default route to %s.", rp);
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vsystem("route -n add default %s", rp);
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}
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}
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} else if ((cp = variable_get(VAR_IPV6ADDR)) == NULL || *cp == '\0') {
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msgConfirm("The %s device is not configured. You will need to do so\n"
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"in the Networking configuration menu before proceeding.", dev->name);
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return FALSE;
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}
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if (isDebug())
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msgDebug("Network initialized successfully.\n");
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networkInitialized = TRUE;
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return TRUE;
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}
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void
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mediaShutdownNetwork(Device *dev)
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{
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char *cp;
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if (!RunningAsInit || !networkInitialized)
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return;
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msgDebug("Shutdown called for network device %s\n", dev->name);
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/* Not a serial device? */
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if (strncmp("sl", dev->name, 2) && strncmp("ppp", dev->name, 3)) {
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int i;
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char ifconfig[255];
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snprintf(ifconfig, 255, "%s%s", VAR_IFCONFIG, dev->name);
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cp = variable_get(ifconfig);
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if (!cp)
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return;
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msgDebug("ifconfig %s down", dev->name);
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i = vsystem("ifconfig %s down", dev->name);
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if (i)
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msgConfirm("Warning: Unable to down the %s interface properly", dev->name);
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cp = variable_get(VAR_GATEWAY);
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if (cp) {
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msgDebug("Deleting default route.");
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vsystem("route -n delete default");
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}
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}
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else if (pppPID) {
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msgConfirm("Killing previous PPP process %d.", pppPID);
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kill(pppPID, SIGTERM);
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pppPID = 0;
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}
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networkInitialized = FALSE;
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}
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/* Start PPP on the 3rd screen */
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static pid_t
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startPPP(Device *devp)
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{
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int fd2, pulse;
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FILE *fp;
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char *val;
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pid_t pid = 0;
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char myaddr[16], provider[16], speed[16], authname[32], authkey[16];
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char phone[16];
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WINDOW *w = savescr();
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/* These are needed to make ppp work */
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Mkdir("/var/log");
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Mkdir("/var/run");
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Mkdir("/var/spool/lock");
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Mkdir("/etc/ppp");
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dialog_clear_norefresh();
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if (!variable_get(VAR_SERIAL_SPEED))
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variable_set2(VAR_SERIAL_SPEED, "115200", 0);
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/* Get any important user values */
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val = variable_get_value(VAR_SERIAL_SPEED,
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"Enter the baud rate for your modem - this can be higher than the actual\n"
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"maximum data rate since most modems can talk at one speed to the\n"
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"computer and at another speed to the remote end.\n\n"
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"If you're not sure what to put here, just select the default.", 0);
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SAFE_STRCPY(speed, (val && *val) ? val : "115200");
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val = variable_get(VAR_GATEWAY);
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SAFE_STRCPY(provider, (val && *val) ? val : "0");
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dialog_clear_norefresh();
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val = msgGetInput(provider, "Enter the IP address of your service provider or 0 if you\n"
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"don't know it and would prefer to negotiate it dynamically.");
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SAFE_STRCPY(provider, (val && *val) ? val : "0");
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if (devp->private && ((DevInfo *)devp->private)->ipaddr[0])
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SAFE_STRCPY(myaddr, ((DevInfo *)devp->private)->ipaddr);
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else
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strcpy(myaddr, "0");
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if (!Fake)
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fp = fopen("/etc/ppp/ppp.linkup", "w");
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else
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fp = fopen("/dev/stderr", "w");
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if (fp != NULL) {
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fprintf(fp, "MYADDR:\n");
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fprintf(fp, " delete ALL\n");
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fprintf(fp, " add 0 0 HISADDR\n");
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fchmod(fileno(fp), 0755);
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fclose(fp);
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}
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if (!Fake)
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fd2 = open("/etc/ppp/ppp.secret", O_CREAT);
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else
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fd2 = -1;
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if (fd2 != -1) {
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fchmod(fd2, 0700);
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close(fd2);
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}
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if (!Fake)
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fp = fopen("/etc/ppp/ppp.conf", "a");
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else
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fp = fopen("/dev/stderr", "w");
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if (!fp) {
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msgConfirm("Couldn't open /etc/ppp/ppp.conf file! This isn't going to work");
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restorescr(w);
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return 0;
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}
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authname[0] = '\0';
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pulse = 0;
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dialog_clear_norefresh();
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if (!dialog_yesno("", "Does your ISP support PAP or CHAP ppp logins?", -1, -1)) {
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val = msgGetInput(NULL, "Enter the name you use to login to your provider.");
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SAFE_STRCPY(authname, val);
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dialog_clear_norefresh();
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val = msgGetInput(NULL, "Enter the password you use to login to your provider.");
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SAFE_STRCPY(authkey, val);
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dialog_clear_norefresh();
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val = msgGetInput(NULL, "Enter the your provider's login phone number.");
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SAFE_STRCPY(phone, val);
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dialog_clear_norefresh();
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pulse = dialog_yesno("", "Does your telephone line support tone dialing?", -1, -1);
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}
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fprintf(fp, "\ninstall:\n");
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fprintf(fp, " set speed %s\n", speed);
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fprintf(fp, " set device %s\n", devp->devname);
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fprintf(fp, " set ifaddr %s %s 255.255.255.0 0.0.0.0\n", myaddr, provider);
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fprintf(fp, " set timeout 0\n");
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fprintf(fp, " enable dns\n");
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fprintf(fp, " set log local phase\n");
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if(authname[0] != '\0'){
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fprintf(fp, " set dial \"ABORT BUSY ABORT NO\\\\sCARRIER TIMEOUT 5 \\\"\\\" AT OK-AT-OK ATE1Q0 OK \\\\dATD%c\\\\T TIMEOUT 40 CONNECT\"\n", pulse ? 'P' : 'T');
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fprintf(fp, " set login\n");
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fprintf(fp, " set authname %s\n", authname);
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fprintf(fp, " set authkey %s\n", authkey);
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fprintf(fp, " set phone %s\n", phone);
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}
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if (fchmod(fileno(fp), 0600) != 0)
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msgConfirm("Warning: Failed to fix permissions on /etc/ppp/ppp.conf !");
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fclose(fp);
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/* Make the ppp config persistent */
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variable_set2(VAR_PPP_ENABLE, "YES", 0);
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variable_set2(VAR_PPP_PROFILE, "install", 0);
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if (!Fake && !file_readable("/dev/tun0") && mknod("/dev/tun0", 0600 | S_IFCHR, makedev(52, 0))) {
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msgConfirm("Warning: No /dev/tun0 device. PPP will not work!");
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restorescr(w);
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return 0;
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}
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if (isDebug())
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msgDebug("About to start PPP on device %s @ %s baud. Provider = %s\n", devp->devname, speed, provider);
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if (!Fake && !(pid = fork())) {
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int i, fd;
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struct termios foo;
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extern int login_tty(int);
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for (i = getdtablesize(); i >= 0; i--)
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close(i);
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/* We're going over to VTY2 */
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fd = open("/dev/ttyv2", O_RDWR);
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ioctl(0, TIOCSCTTY, &fd);
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dup2(0, 1);
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dup2(0, 2);
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DebugFD = 2;
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if (login_tty(fd) == -1)
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msgDebug("ppp: Can't set the controlling terminal.\n");
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signal(SIGTTOU, SIG_IGN);
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if (tcgetattr(fd, &foo) != -1) {
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foo.c_cc[VERASE] = '\010';
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if (tcsetattr(fd, TCSANOW, &foo) == -1)
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msgDebug("ppp: Unable to set the erase character.\n");
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}
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else
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msgDebug("ppp: Unable to get the terminal attributes!\n");
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execlp("ppp", "ppp", "install", (char *)NULL);
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msgDebug("PPP process failed to exec!\n");
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exit(1);
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}
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else {
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dialog_clear_norefresh();
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msgConfirm("NOTICE: The PPP command is now started on VTY3 (type ALT-F3 to\n"
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"interact with it, ALT-F1 to switch back here). If you are using\n"
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"a PAP or CHAP login simply enter \"dial\", otherwise you'll need\n"
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"to use the \"term\" command which starts a terminal emulator\n"
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"which you can use to talk to your modem and dial the service\n"
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"provider. Once you're connected, come back to this screen and\n"
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"press return.\n\n"
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"DO NOT PRESS [ENTER] HERE UNTIL THE CONNECTION IS FULLY\n"
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"ESTABLISHED!");
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}
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restorescr(w);
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return pid;
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}
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