616 lines
16 KiB
C
616 lines
16 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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* $Id: media.c,v 1.46 1996/07/08 08:54:29 jkh Exp $
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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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* 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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#include <unistd.h>
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#include <stdio.h>
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#include <netdb.h>
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#include <sys/socket.h>
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#include <sys/param.h>
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#include <sys/errno.h>
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#include <sys/fcntl.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <sys/wait.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include "sysinstall.h"
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static int
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genericHook(dialogMenuItem *self, DeviceType type)
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{
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Device **devs;
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devs = deviceFind(self->prompt, type);
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if (devs)
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mediaDevice = devs[0];
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return (devs ? DITEM_LEAVE_MENU : DITEM_FAILURE);
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}
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static int
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cdromHook(dialogMenuItem *self)
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{
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return genericHook(self, DEVICE_TYPE_CDROM);
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}
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char *
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cpioVerbosity()
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{
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char *cp = variable_get(VAR_CPIO_VERBOSITY);
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if (cp && !strcmp(cp, "high"))
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return "-v";
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else if (cp && !strcmp(cp, "medium"))
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return "-V";
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return "";
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a CD.
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*/
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int
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mediaSetCDROM(dialogMenuItem *self)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_CDROM);
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cnt = deviceCount(devs);
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if (!cnt) {
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if (self) /* Interactive? */
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msgConfirm("No CDROM devices found! Please check that your system's\n"
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"configuration is correct and that the CDROM drive is of a supported\n"
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"type. For more information, consult the hardware guide\n"
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"in the Doc menu.");
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return DITEM_FAILURE | DITEM_CONTINUE;
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}
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else if (cnt > 1) {
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DMenu *menu;
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int status;
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menu = deviceCreateMenu(&MenuMediaCDROM, DEVICE_TYPE_CDROM, cdromHook, NULL);
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if (!menu)
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msgFatal("Unable to create CDROM menu! Something is seriously wrong.");
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status = dmenuOpenSimple(menu, FALSE);
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free(menu);
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if (!status)
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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else
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mediaDevice = devs[0];
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return (mediaDevice ? DITEM_SUCCESS | DITEM_LEAVE_MENU : DITEM_FAILURE) | DITEM_RECREATE;
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}
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static int
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floppyHook(dialogMenuItem *self)
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{
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return genericHook(self, DEVICE_TYPE_FLOPPY);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a floppy
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*/
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int
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mediaSetFloppy(dialogMenuItem *self)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_FLOPPY);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No floppy devices found! Please check that your system's configuration\n"
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"is correct. For more information, consult the hardware guide in the Doc\n"
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"menu.");
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return DITEM_FAILURE | DITEM_CONTINUE;
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}
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else if (cnt > 1) {
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DMenu *menu;
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int status;
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menu = deviceCreateMenu(&MenuMediaFloppy, DEVICE_TYPE_FLOPPY, floppyHook, NULL);
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if (!menu)
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msgFatal("Unable to create Floppy menu! Something is seriously wrong.");
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status = dmenuOpenSimple(menu, FALSE);
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free(menu);
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if (!status)
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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else
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mediaDevice = devs[0];
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return (mediaDevice ? DITEM_LEAVE_MENU : DITEM_FAILURE) | DITEM_RECREATE;
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}
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static int
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DOSHook(dialogMenuItem *self)
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{
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return genericHook(self, DEVICE_TYPE_DOS);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a DOS partition.
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*/
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int
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mediaSetDOS(dialogMenuItem *self)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_DOS);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No DOS primary partitions found! This installation method is unavailable");
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return DITEM_FAILURE | DITEM_CONTINUE;
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}
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else if (cnt > 1) {
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DMenu *menu;
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int status;
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menu = deviceCreateMenu(&MenuMediaDOS, DEVICE_TYPE_DOS, DOSHook, NULL);
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if (!menu)
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msgFatal("Unable to create DOS menu! Something is seriously wrong.");
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status = dmenuOpenSimple(menu, FALSE);
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free(menu);
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if (!status)
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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else
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mediaDevice = devs[0];
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return (mediaDevice ? DITEM_LEAVE_MENU : DITEM_FAILURE) | DITEM_RECREATE;
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}
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static int
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tapeHook(dialogMenuItem *self)
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{
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return genericHook(self, DEVICE_TYPE_TAPE);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a tape drive.
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*/
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int
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mediaSetTape(dialogMenuItem *self)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_TAPE);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No tape drive devices found! Please check that your system's configuration\n"
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"is correct. For more information, consult the hardware guide in the Doc\n"
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"menu.");
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return DITEM_FAILURE | DITEM_CONTINUE;
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}
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else if (cnt > 1) {
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DMenu *menu;
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int status;
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menu = deviceCreateMenu(&MenuMediaTape, DEVICE_TYPE_TAPE, tapeHook, NULL);
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if (!menu)
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msgFatal("Unable to create tape drive menu! Something is seriously wrong.");
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status = dmenuOpenSimple(menu, FALSE);
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free(menu);
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if (!status)
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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else
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mediaDevice = devs[0];
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if (mediaDevice) {
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char *val;
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val = msgGetInput("/usr/tmp", "Please enter the name of a temporary directory containing\n"
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"sufficient space for holding the contents of this tape (or\n"
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"tapes). The contents of this directory will be removed\n"
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"after installation, so be sure to specify a directory that\n"
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"can be erased afterwards!\n");
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if (!val)
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mediaDevice = NULL;
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else
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mediaDevice->private = strdup(val);
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}
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return (mediaDevice ? DITEM_LEAVE_MENU : DITEM_FAILURE) | DITEM_RECREATE;
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}
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/*
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* Return 0 if we successfully found and set the installation type to
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* be an ftp server
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*/
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int
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mediaSetFTP(dialogMenuItem *self)
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{
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static Device ftpDevice;
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char *cp, *hostname, *dir;
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extern int FtpPort;
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dialog_clear();
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if (!dmenuOpenSimple(&MenuMediaFTP, FALSE))
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return DITEM_FAILURE | DITEM_RECREATE;
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else
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cp = variable_get(VAR_FTP_PATH);
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if (!cp) {
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msgConfirm("%s not set! Not setting an FTP installation path, OK?", VAR_FTP_PATH);
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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else if (!strcmp(cp, "other")) {
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variable_set2(VAR_FTP_PATH, "ftp://");
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cp = variable_get_value(VAR_FTP_PATH, "Please specify the URL of a FreeBSD distribution on a\n"
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"remote ftp site. This site must accept either anonymous\n"
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"ftp or you should have set an ftp username and password\n"
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"in the Options screen.\n\n"
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"A URL looks like this: ftp://<hostname>/<path>\n"
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"Where <path> is relative to the anonymous ftp directory or the\n"
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"home directory of the user being logged in as.");
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if (!cp || !*cp)
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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if (strncmp("ftp://", cp, 6)) {
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msgConfirm("Sorry, %s is an invalid URL!", cp);
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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strcpy(ftpDevice.name, cp);
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if (!tcpDeviceSelect())
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return DITEM_FAILURE | DITEM_RECREATE;
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if (!mediaDevice || !mediaDevice->init(mediaDevice)) {
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if (isDebug())
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msgDebug("mediaSetFTP: Net device init failed.\n");
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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hostname = cp + 6;
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if ((cp = index(hostname, ':')) != NULL) {
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*(cp++) = '\0';
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FtpPort = strtol(cp, 0, 0);
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}
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else
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FtpPort = 21;
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if ((dir = index(cp ? cp : hostname, '/')) != NULL)
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*(dir++) = '\0';
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if (isDebug()) {
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msgDebug("hostname = `%s'\n", hostname);
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msgDebug("dir = `%s'\n", dir ? dir : "/");
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msgDebug("port # = `%d'\n", FtpPort);
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}
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msgNotify("Looking up host %s..", hostname);
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if ((gethostbyname(hostname) == NULL) && (inet_addr(hostname) == INADDR_NONE)) {
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msgConfirm("Cannot resolve hostname `%s'! Are you sure that your\n"
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"name server, gateway and network interface are correctly configured?", hostname);
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mediaDevice->shutdown(mediaDevice);
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return DITEM_FAILURE | DITEM_RECREATE;
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}
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variable_set2(VAR_FTP_HOST, hostname);
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variable_set2(VAR_FTP_DIR, dir ? dir : "/");
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variable_set2(VAR_FTP_PORT, itoa(FtpPort));
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ftpDevice.type = DEVICE_TYPE_FTP;
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ftpDevice.init = mediaInitFTP;
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ftpDevice.get = mediaGetFTP;
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ftpDevice.close = mediaCloseFTP;
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ftpDevice.shutdown = mediaShutdownFTP;
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ftpDevice.private = mediaDevice; /* Set to network device by tcpDeviceSelect() */
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mediaDevice = &ftpDevice;
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return DITEM_LEAVE_MENU | DITEM_RECREATE;
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}
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int
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mediaSetFTPActive(dialogMenuItem *self)
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{
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variable_set2(VAR_FTP_STATE, "active");
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return mediaSetFTP(self);
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}
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int
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mediaSetFTPPassive(dialogMenuItem *self)
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{
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variable_set2(VAR_FTP_STATE, "passive");
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return mediaSetFTP(self);
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}
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int
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mediaSetUFS(dialogMenuItem *self)
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{
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static Device ufsDevice;
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char *cp;
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cp = variable_get_value(VAR_UFS_PATH, "Enter a fully qualified pathname for the directory\n"
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"containing the FreeBSD distribution files:");
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if (!cp)
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return DITEM_FAILURE;
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strcpy(ufsDevice.name, "ufs");
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ufsDevice.type = DEVICE_TYPE_UFS;
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ufsDevice.init = dummyInit;
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ufsDevice.get = mediaGetUFS;
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ufsDevice.close = dummyClose;
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ufsDevice.shutdown = dummyShutdown;
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ufsDevice.private = strdup(cp);
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mediaDevice = &ufsDevice;
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return DITEM_LEAVE_MENU;
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}
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int
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mediaSetNFS(dialogMenuItem *self)
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{
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static Device nfsDevice;
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char *cp, *idx;
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cp = variable_get_value(VAR_NFS_PATH, "Please enter the full NFS file specification for the remote\n"
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"host and directory containing the FreeBSD distribution files.\n"
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"This should be in the format: hostname:/some/freebsd/dir");
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if (!cp)
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return DITEM_FAILURE;
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if (!(idx = index(cp, ':'))) {
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msgConfirm("Invalid NFS path specification. Must be of the form:\n"
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"host:/full/pathname/to/FreeBSD/distdir");
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return DITEM_FAILURE;
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}
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strncpy(nfsDevice.name, cp, DEV_NAME_MAX);
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/* str == NULL means we were just called to change NFS paths, not network interfaces */
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if (!tcpDeviceSelect())
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return DITEM_FAILURE;
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if (!mediaDevice || !mediaDevice->init(mediaDevice)) {
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if (isDebug())
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msgDebug("mediaSetNFS: Net device init failed\n");
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return DITEM_FAILURE;
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}
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*idx = '\0';
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msgNotify("Looking up host %s..", cp);
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if ((gethostbyname(cp) == NULL) && (inet_addr(cp) == INADDR_NONE)) {
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msgConfirm("Cannot resolve hostname `%s'! Are you sure that your\n"
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"name server, gateway and network interface are correctly configured?", cp);
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return DITEM_FAILURE;
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}
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variable_set2(VAR_NFS_HOST, cp);
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nfsDevice.type = DEVICE_TYPE_NFS;
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nfsDevice.init = mediaInitNFS;
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nfsDevice.get = mediaGetNFS;
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nfsDevice.close = dummyClose;
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nfsDevice.shutdown = mediaShutdownNFS;
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nfsDevice.private = mediaDevice;
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mediaDevice = &nfsDevice;
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return DITEM_LEAVE_MENU;
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}
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Boolean
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mediaExtractDistBegin(char *dir, int *fd, int *zpid, int *cpid)
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{
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int i, pfd[2],qfd[2];
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if (!dir)
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dir = "/";
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Mkdir(dir);
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chdir(dir);
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pipe(pfd);
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pipe(qfd);
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*zpid = fork();
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if (!*zpid) {
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char *gunzip = RunningAsInit ? "/stand/gunzip" : "/usr/bin/gunzip";
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dup2(qfd[0], 0); close(qfd[0]);
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dup2(pfd[1], 1); close(pfd[1]);
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if (DebugFD != -1)
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dup2(DebugFD, 2);
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else {
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close(2);
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open("/dev/null", O_WRONLY);
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}
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close(qfd[1]);
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close(pfd[0]);
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i = execl(gunzip, gunzip, 0);
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if (isDebug())
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msgDebug("%s command returns %d status\n", gunzip, i);
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exit(i);
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}
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*fd = qfd[1];
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close(qfd[0]);
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*cpid = fork();
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if (!*cpid) {
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char *cpio = RunningAsInit ? "/stand/cpio" : "/usr/bin/cpio";
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dup2(pfd[0], 0); close(pfd[0]);
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close(pfd[1]);
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close(qfd[1]);
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if (DebugFD != -1) {
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dup2(DebugFD, 1);
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dup2(DebugFD, 2);
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}
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else {
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close(1); open("/dev/null", O_WRONLY);
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dup2(1, 2);
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}
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if (strlen(cpioVerbosity()))
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i = execl(cpio, cpio, "-idum", cpioVerbosity(), "--block-size", mediaTapeBlocksize(), 0);
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else
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i = execl(cpio, cpio, "-idum", "--block-size", mediaTapeBlocksize(), 0);
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if (isDebug())
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msgDebug("%s command returns %d status\n", cpio, i);
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exit(i);
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}
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close(pfd[0]);
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close(pfd[1]);
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return TRUE;
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}
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Boolean
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mediaExtractDistEnd(int zpid, int cpid)
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{
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int i,j;
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i = waitpid(zpid, &j, 0);
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/* Don't check status - gunzip seems to return a bogus one! */
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if (i < 0) {
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if (isDebug())
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msgDebug("wait for gunzip returned status of %d!\n", i);
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return FALSE;
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}
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i = waitpid(cpid, &j, 0);
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if (i < 0 || WEXITSTATUS(j)) {
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if (isDebug())
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msgDebug("cpio returned error status of %d!\n", WEXITSTATUS(j));
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return FALSE;
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}
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return TRUE;
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}
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Boolean
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mediaExtractDist(char *dir, int fd)
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{
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int i, j, zpid, cpid, pfd[2];
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if (!dir)
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dir = "/";
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Mkdir(dir);
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chdir(dir);
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pipe(pfd);
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zpid = fork();
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if (!zpid) {
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char *gunzip = RunningAsInit ? "/stand/gunzip" : "/usr/bin/gunzip";
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dup2(fd, 0); close(fd);
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dup2(pfd[1], 1); close(pfd[1]);
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if (DebugFD != -1)
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dup2(DebugFD, 2);
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else {
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close(2);
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open("/dev/null", O_WRONLY);
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}
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close(pfd[0]);
|
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i = execl(gunzip, gunzip, 0);
|
|
if (isDebug())
|
|
msgDebug("%s command returns %d status\n", gunzip, i);
|
|
exit(i);
|
|
}
|
|
cpid = fork();
|
|
if (!cpid) {
|
|
char *cpio = RunningAsInit ? "/stand/cpio" : "/usr/bin/cpio";
|
|
|
|
dup2(pfd[0], 0); close(pfd[0]);
|
|
close(fd);
|
|
close(pfd[1]);
|
|
if (DebugFD != -1) {
|
|
dup2(DebugFD, 1);
|
|
dup2(DebugFD, 2);
|
|
}
|
|
else {
|
|
close(1); open("/dev/null", O_WRONLY);
|
|
dup2(1, 2);
|
|
}
|
|
if (strlen(cpioVerbosity()))
|
|
i = execl(cpio, cpio, "-idum", cpioVerbosity(), "--block-size", mediaTapeBlocksize(), 0);
|
|
else
|
|
i = execl(cpio, cpio, "-idum", "--block-size", mediaTapeBlocksize(), 0);
|
|
if (isDebug())
|
|
msgDebug("%s command returns %d status\n", cpio, i);
|
|
exit(i);
|
|
}
|
|
close(pfd[0]);
|
|
close(pfd[1]);
|
|
|
|
i = waitpid(zpid, &j, 0);
|
|
/* Don't check status - gunzip seems to return a bogus one! */
|
|
if (i < 0) {
|
|
if (isDebug())
|
|
msgDebug("wait for gunzip returned status of %d!\n", i);
|
|
return FALSE;
|
|
}
|
|
i = waitpid(cpid, &j, 0);
|
|
if (i < 0 || WEXITSTATUS(j)) {
|
|
if (isDebug())
|
|
msgDebug("cpio returned error status of %d!\n", WEXITSTATUS(j));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
int
|
|
mediaGetType(dialogMenuItem *self)
|
|
{
|
|
int i;
|
|
|
|
i = dmenuOpenSimple(&MenuMedia, FALSE) ? DITEM_SUCCESS : DITEM_FAILURE;
|
|
return i | DITEM_RECREATE;
|
|
}
|
|
|
|
/* Return TRUE if all the media variables are set up correctly */
|
|
Boolean
|
|
mediaVerify(void)
|
|
{
|
|
if (!mediaDevice) {
|
|
msgConfirm("Media type not set! Please select a media type\n"
|
|
"from the Installation menu before proceeding.");
|
|
return DITEM_STATUS(mediaGetType(NULL)) == DITEM_SUCCESS;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/* Set the FTP username and password fields */
|
|
int
|
|
mediaSetFtpUserPass(dialogMenuItem *self)
|
|
{
|
|
char *pass;
|
|
|
|
if (variable_get_value(VAR_FTP_USER, "Please enter the username you wish to login as:"))
|
|
pass = variable_get_value(VAR_FTP_PASS, "Please enter the password for this user:");
|
|
else
|
|
pass = NULL;
|
|
return pass ? DITEM_SUCCESS : DITEM_FAILURE;
|
|
}
|
|
|
|
/* Set CPIO verbosity level */
|
|
int
|
|
mediaSetCPIOVerbosity(dialogMenuItem *self)
|
|
{
|
|
char *cp = variable_get(VAR_CPIO_VERBOSITY);
|
|
|
|
if (!cp) {
|
|
msgConfirm("CPIO Verbosity is not set to anything!");
|
|
return DITEM_FAILURE;
|
|
}
|
|
else {
|
|
if (!strcmp(cp, "low"))
|
|
variable_set2(VAR_CPIO_VERBOSITY, "medium");
|
|
else if (!strcmp(cp, "medium"))
|
|
variable_set2(VAR_CPIO_VERBOSITY, "high");
|
|
else /* must be "high" - wrap around */
|
|
variable_set2(VAR_CPIO_VERBOSITY, "low");
|
|
}
|
|
return DITEM_SUCCESS;
|
|
}
|