202 lines
6.3 KiB
C
202 lines
6.3 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last program in the `sysinstall' line - the next
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* generation being essentially a complete rewrite.
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*
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* $Id: package.c,v 1.44 1996/08/01 12:35:51 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 <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <sys/errno.h>
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#include <sys/time.h>
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#include <sys/param.h>
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#include <sys/mount.h>
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#include <sys/stat.h>
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#include "sysinstall.h"
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/* Like package_extract, but assumes current media device */
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int
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package_add(char *name)
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{
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if (!mediaVerify())
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return DITEM_FAILURE;
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return package_extract(mediaDevice, name, FALSE);
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}
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Boolean
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package_exists(char *name)
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{
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char fname[FILENAME_MAX];
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int status /* = vsystem("pkg_info -e %s", name) */;
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/* XXX KLUDGE ALERT! This makes evil assumptions about how XXX
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* packages register themselves and should *really be done with
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* `pkg_info -e <name>' except that this it's too slow for an
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* item check routine.. :-(
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*/
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snprintf(fname, FILENAME_MAX, "/var/db/pkg/%s", name);
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status = access(fname, R_OK);
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msgDebug("package check for %s returns %s.\n", name,
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status ? "failure" : "success");
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return !status;
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}
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/* SIGPIPE handler */
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static Boolean sigpipe_caught = FALSE;
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static void
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catch_pipe(int sig)
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{
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sigpipe_caught = TRUE;
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}
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/* Extract a package based on a namespec and a media device */
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int
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package_extract(Device *dev, char *name, Boolean depended)
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{
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char path[511];
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int fd, ret;
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/* If necessary, initialize the ldconfig hints */
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if (!file_readable("/var/run/ld.so.hints"))
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vsystem("ldconfig /usr/lib /usr/local/lib /usr/X11R6/lib");
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/* Check to make sure it's not already there */
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if (package_exists(name))
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return DITEM_SUCCESS;
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if (!dev->init(dev)) {
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msgConfirm("Unable to initialize media type for package extract.");
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return DITEM_FAILURE;
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}
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/* Be initially optimistic */
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ret = DITEM_SUCCESS | DITEM_RESTORE;
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/* Make a couple of paranoid locations for temp files to live if user specified none */
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if (!variable_get("PKG_TMPDIR")) {
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Mkdir("/usr/tmp");
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Mkdir("/var/tmp");
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/* Set it to a location with as much space as possible */
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variable_set2("PKG_TMPDIR", "/usr/tmp");
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}
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if (!index(name, '/'))
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sprintf(path, "packages/All/%s%s", name, strstr(name, ".tgz") ? "" : ".tgz");
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else
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sprintf(path, "%s%s", name, strstr(name, ".tgz") ? "" : ".tgz");
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fd = dev->get(dev, path, TRUE);
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if (fd >= 0) {
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int i, tot, pfd[2];
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pid_t pid;
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signal(SIGPIPE, catch_pipe);
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msgNotify("Adding %s%s\nfrom %s", path, depended ? " (as a dependency)" : "", dev->name);
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pipe(pfd);
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pid = fork();
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if (!pid) {
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dup2(pfd[0], 0); close(pfd[0]);
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dup2(DebugFD, 1);
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close(2);
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close(pfd[1]);
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chroot(variable_get(VAR_INSTALL_ROOT));
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i = execl("/usr/sbin/pkg_add", "/usr/sbin/pkg_add", "-", 0);
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if (isDebug())
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msgDebug("pkg_add returns %d status\n", i);
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}
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else {
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char buf[BUFSIZ];
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WINDOW *w = savescr();
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struct timeval start, stop;
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close(pfd[0]);
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tot = 0;
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(void)gettimeofday(&start, (struct timezone *)0);
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while (!sigpipe_caught && (i = read(fd, buf, BUFSIZ)) > 0) {
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int seconds;
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tot += i;
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/* Print statistics about how we're doing */
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(void) gettimeofday(&stop, (struct timezone *)0);
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stop.tv_sec = stop.tv_sec - start.tv_sec;
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stop.tv_usec = stop.tv_usec - start.tv_usec;
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if (stop.tv_usec < 0)
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stop.tv_sec--, stop.tv_usec += 1000000;
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seconds = stop.tv_sec + (stop.tv_usec / 1000000.0);
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if (!seconds)
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seconds = 1;
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msgInfo("%10d bytes read from package %s @ %4.1f KBytes/second", tot, name, (tot / seconds) / 1024.0);
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/* Write it out */
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if (write(pfd[1], buf, i) != i) {
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msgInfo("Write failure to pkg_add! Package may be corrupt.");
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break;
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}
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}
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close(pfd[1]);
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dev->close(dev, fd);
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if (sigpipe_caught)
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msgDebug("Caught SIGPIPE while trying to install the %s package.\n", name);
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else
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msgInfo("Package %s read successfully - waiting for pkg_add", name);
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refresh();
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i = waitpid(pid, &tot, 0);
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if (sigpipe_caught || i < 0 || WEXITSTATUS(tot)) {
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if (variable_get(VAR_NO_CONFIRM))
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msgNotify("Add of package %s aborted due to some error -\n"
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"Please check the debug screen for more info.", name);
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else
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msgConfirm("Add of package %s aborted due to some error -\n"
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"Please check the debug screen for more info.", name);
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}
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else
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msgNotify("Package %s was added successfully", name);
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sleep(1);
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restorescr(w);
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sigpipe_caught = FALSE;
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}
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}
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else {
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msgDebug("pkg_extract: get operation returned %d\n", fd);
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dialog_clear_norefresh();
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if (variable_get(VAR_NO_CONFIRM))
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msgNotify("Unable to fetch package %s from selected media.\n"
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"No package add will be done.", name);
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else {
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msgConfirm("Unable to fetch package %s from selected media.\n"
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"No package add will be done.", name);
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}
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ret = DITEM_FAILURE | DITEM_RESTORE;
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}
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return ret;
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}
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