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/*
* The new sysinstall program.
*
* This is probably the last program in the `sysinstall' line - the next
* generation being essentially a complete rewrite.
*
* $Id: package.c,v 1.44 1996/08/01 12:35:51 jkh Exp $
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* verbatim and that no modifications are made prior to this
* point in the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/errno.h>
#include <sys/time.h>
#include <sys/param.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include "sysinstall.h"
/* Like package_extract, but assumes current media device */
int
package_add(char *name)
{
if (!mediaVerify())
return DITEM_FAILURE;
return package_extract(mediaDevice, name, FALSE);
}
Boolean
package_exists(char *name)
{
char fname[FILENAME_MAX];
int status /* = vsystem("pkg_info -e %s", name) */;
/* XXX KLUDGE ALERT! This makes evil assumptions about how XXX
* packages register themselves and should *really be done with
* `pkg_info -e <name>' except that this it's too slow for an
* item check routine.. :-(
*/
snprintf(fname, FILENAME_MAX, "/var/db/pkg/%s", name);
status = access(fname, R_OK);
msgDebug("package check for %s returns %s.\n", name,
status ? "failure" : "success");
return !status;
}
/* SIGPIPE handler */
static Boolean sigpipe_caught = FALSE;
static void
catch_pipe(int sig)
{
sigpipe_caught = TRUE;
}
/* Extract a package based on a namespec and a media device */
int
package_extract(Device *dev, char *name, Boolean depended)
{
char path[511];
int fd, ret;
/* If necessary, initialize the ldconfig hints */
if (!file_readable("/var/run/ld.so.hints"))
vsystem("ldconfig /usr/lib /usr/local/lib /usr/X11R6/lib");
/* Check to make sure it's not already there */
if (package_exists(name))
return DITEM_SUCCESS;
if (!dev->init(dev)) {
msgConfirm("Unable to initialize media type for package extract.");
return DITEM_FAILURE;
}
/* Be initially optimistic */
ret = DITEM_SUCCESS | DITEM_RESTORE;
/* Make a couple of paranoid locations for temp files to live if user specified none */
if (!variable_get("PKG_TMPDIR")) {
Mkdir("/usr/tmp");
Mkdir("/var/tmp");
/* Set it to a location with as much space as possible */
variable_set2("PKG_TMPDIR", "/usr/tmp");
}
if (!index(name, '/'))
sprintf(path, "packages/All/%s%s", name, strstr(name, ".tgz") ? "" : ".tgz");
else
sprintf(path, "%s%s", name, strstr(name, ".tgz") ? "" : ".tgz");
fd = dev->get(dev, path, TRUE);
if (fd >= 0) {
int i, tot, pfd[2];
pid_t pid;
signal(SIGPIPE, catch_pipe);
msgNotify("Adding %s%s\nfrom %s", path, depended ? " (as a dependency)" : "", dev->name);
pipe(pfd);
pid = fork();
if (!pid) {
dup2(pfd[0], 0); close(pfd[0]);
dup2(DebugFD, 1);
close(2);
close(pfd[1]);
chroot(variable_get(VAR_INSTALL_ROOT));
i = execl("/usr/sbin/pkg_add", "/usr/sbin/pkg_add", "-", 0);
if (isDebug())
msgDebug("pkg_add returns %d status\n", i);
}
else {
char buf[BUFSIZ];
WINDOW *w = savescr();
struct timeval start, stop;
close(pfd[0]);
tot = 0;
(void)gettimeofday(&start, (struct timezone *)0);
while (!sigpipe_caught && (i = read(fd, buf, BUFSIZ)) > 0) {
int seconds;
tot += i;
/* Print statistics about how we're doing */
(void) gettimeofday(&stop, (struct timezone *)0);
stop.tv_sec = stop.tv_sec - start.tv_sec;
stop.tv_usec = stop.tv_usec - start.tv_usec;
if (stop.tv_usec < 0)
stop.tv_sec--, stop.tv_usec += 1000000;
seconds = stop.tv_sec + (stop.tv_usec / 1000000.0);
if (!seconds)
seconds = 1;
msgInfo("%10d bytes read from package %s @ %4.1f KBytes/second", tot, name, (tot / seconds) / 1024.0);
/* Write it out */
if (write(pfd[1], buf, i) != i) {
msgInfo("Write failure to pkg_add! Package may be corrupt.");
break;
}
}
close(pfd[1]);
dev->close(dev, fd);
if (sigpipe_caught)
msgDebug("Caught SIGPIPE while trying to install the %s package.\n", name);
else
msgInfo("Package %s read successfully - waiting for pkg_add", name);
refresh();
i = waitpid(pid, &tot, 0);
if (sigpipe_caught || i < 0 || WEXITSTATUS(tot)) {
if (variable_get(VAR_NO_CONFIRM))
msgNotify("Add of package %s aborted due to some error -\n"
"Please check the debug screen for more info.", name);
else
msgConfirm("Add of package %s aborted due to some error -\n"
"Please check the debug screen for more info.", name);
}
else
msgNotify("Package %s was added successfully", name);
sleep(1);
restorescr(w);
sigpipe_caught = FALSE;
}
}
else {
msgDebug("pkg_extract: get operation returned %d\n", fd);
dialog_clear_norefresh();
if (variable_get(VAR_NO_CONFIRM))
msgNotify("Unable to fetch package %s from selected media.\n"
"No package add will be done.", name);
else {
msgConfirm("Unable to fetch package %s from selected media.\n"
"No package add will be done.", name);
}
ret = DITEM_FAILURE | DITEM_RESTORE;
}
return ret;
}
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