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freebsd/usr.sbin/sysinstall/package.c
David E. O'Brien ee1c407b54 Add the ability to use Bzip'ed packages.
Also add the ability to use Bzip'ed distributions -- but this is exclusive
of being able to use Gzip'ed distributions.

Sponsored by:	FreeBSD Mall, Inc.
2002-04-30 22:40:06 +00:00

267 lines
7.9 KiB
C

/*
* The new sysinstall program.
*
* This is probably the last program in the `sysinstall' line - the next
* generation being essentially a complete rewrite.
*
* $FreeBSD$
*
* 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 "sysinstall.h"
#include <sys/errno.h>
#include <sys/time.h>
#include <sys/param.h>
#include <sys/mount.h>
#include <sys/stat.h>
static Boolean sigpipe_caught;
static void
catch_pipe(int sig)
{
sigpipe_caught = TRUE;
}
extern PkgNode Top;
/* Like package_extract, but assumes current media device and chases deps */
int
package_add(char *name)
{
PkgNodePtr tmp;
int i;
if (!mediaVerify())
return DITEM_FAILURE;
if (!DEVICE_INIT(mediaDevice))
return DITEM_FAILURE;
i = index_initialize("packages/INDEX");
if (DITEM_STATUS(i) != DITEM_SUCCESS)
return i;
tmp = index_search(&Top, name, &tmp);
if (tmp)
return index_extract(mediaDevice, &Top, tmp, FALSE);
else {
msgConfirm("Sorry, package %s was not found in the INDEX.", name);
return DITEM_FAILURE;
}
}
/* For use by dispatch */
int
packageAdd(dialogMenuItem *self)
{
char *cp;
cp = variable_get(VAR_PACKAGE);
if (!cp) {
msgDebug("packageAdd: No package name passed in package variable\n");
return DITEM_FAILURE;
}
else
return package_add(cp);
}
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);
if (isDebug())
msgDebug("package check for %s returns %s.\n", name, status ? "failure" : "success");
return !status;
}
/* Extract a package based on a namespec and a media device */
int
package_extract(Device *dev, char *name, Boolean depended)
{
char path[MAXPATHLEN];
const char *PkgExts[] = { "", ".tbz", ".tbz2", ".tgz" };
int ext, last_msg, pathend, ret;
FILE *fp;
last_msg = 0;
/* Check to make sure it's not already there */
if (package_exists(name))
return DITEM_SUCCESS;
if (!DEVICE_INIT(dev)) {
msgConfirm("Unable to initialize media type for package extract.");
return DITEM_FAILURE;
}
/* If necessary, initialize the ldconfig hints */
if (!file_readable("/var/run/ld-elf.so.hints"))
vsystem("ldconfig /usr/lib /usr/lib/compat /usr/local/lib /usr/X11R6/lib");
if (!file_readable("/var/run/ld.so.hints"))
vsystem("ldconfig -aout /usr/lib/aout /usr/lib/compat/aout /usr/local/lib/aout /usr/X11R6/lib/aout");
/* Be initially optimistic */
ret = DITEM_SUCCESS;
/* Make a couple of paranoid locations for temp files to live if user specified none */
if (!variable_get(VAR_PKG_TMPDIR)) {
/* Set it to a location with as much space as possible */
variable_set2(VAR_PKG_TMPDIR, "/var/tmp", 0);
}
Mkdir(variable_get(VAR_PKG_TMPDIR));
vsystem("chmod 1777 %s", variable_get(VAR_PKG_TMPDIR));
if (!index(name, '/')) {
if (!strpbrk(name, "-_"))
pathend = snprintf(path, sizeof path, "packages/Latest/%s", name);
else
pathend = snprintf(path, sizeof path, "packages/All/%s", name);
}
else
pathend = snprintf(path, sizeof path, "%s", name);
/* We have a path, call the device strategy routine to get the file */
for (ext = 0 ; ext < sizeof PkgExts / sizeof PkgExts[0]; ++ext) {
strlcpy(path + pathend, PkgExts[ext], sizeof path - pathend);
if ((fp = DEVICE_GET(dev, path, TRUE)))
break;
}
if (fp) {
int i = 0, tot, pfd[2];
pid_t pid;
WINDOW *w = savescr();
sigpipe_caught = FALSE;
signal(SIGPIPE, catch_pipe);
dialog_clear_norefresh();
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); dup2(1, 2);
close(pfd[1]);
/* Prevent pkg_add from wanting to interact in bad ways */
setenv("PACKAGE_BUILDING", "t", 1);
setenv("BATCH", "t", 1);
if (isDebug())
i = execl("/usr/sbin/pkg_add", "/usr/sbin/pkg_add", "-v", "-",
(char *)0);
else
i = execl("/usr/sbin/pkg_add", "/usr/sbin/pkg_add", "-",
(char *)0);
}
else {
char buf[BUFSIZ];
struct timeval start, stop;
close(pfd[0]);
tot = 0;
(void)gettimeofday(&start, (struct timezone *)0);
while (!sigpipe_caught && (i = fread(buf, 1, BUFSIZ, fp)) > 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;
if (seconds != last_msg) {
last_msg = seconds;
msgInfo("%10d bytes read from package %s @ %4.1f KBytes/second", tot, name, (tot / seconds) / 1000.0);
}
/* Write it out */
if (sigpipe_caught || write(pfd[1], buf, i) != i) {
msgInfo("Write failure to pkg_add! Package may be corrupt.");
break;
}
}
close(pfd[1]);
fclose(fp);
if (sigpipe_caught)
msgInfo("pkg_add(1) apparently did not like the %s package.", name);
else if (i == -1)
msgInfo("I/O error while reading in the %s package.", name);
else
msgInfo("Package %s read successfully - waiting for pkg_add(1)", name);
refresh();
i = waitpid(pid, &tot, 0);
dialog_clear_norefresh();
if (sigpipe_caught || i < 0 || WEXITSTATUS(tot)) {
ret = DITEM_FAILURE;
if (variable_get(VAR_NO_CONFIRM))
msgNotify("Add of package %s aborted, error code %d -\n"
"Please check the debug screen for more info.", name, WEXITSTATUS(tot));
else
msgConfirm("Add of package %s aborted, error code %d -\n"
"Please check the debug screen for more info.", name, WEXITSTATUS(tot));
}
else
msgNotify("Package %s was added successfully", name);
/* Now catch any stragglers */
while (wait3(&tot, WNOHANG, NULL) > 0);
sleep(1);
restorescr(w);
}
}
else {
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;
}
signal(SIGPIPE, SIG_IGN);
return ret;
}