/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2011 Nathan Whitehorn
* Copyright (c) 2014 Devin Teske <dteske@FreeBSD.org>
* 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.
* 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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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, 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 <sys/cdefs.h>
#include <sys/param.h>
#include <bsddialog.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <stdio.h>
#include <fetch.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "opt_osname.h"
static int fetch_files(int nfiles, char **urls);
int
main(void)
{
char *diststring;
char **urls;
int i;
int ndists = 0;
int nfetched;
char error[PATH_MAX + 512];
struct bsddialog_conf conf;
if (getenv("DISTRIBUTIONS") == NULL)
errx(EXIT_FAILURE, "DISTRIBUTIONS variable is not set");
diststring = strdup(getenv("DISTRIBUTIONS"));
for (i = 0; diststring[i] != 0; i++)
if (isspace(diststring[i]) && !isspace(diststring[i+1]))
ndists++;
ndists++; /* Last one */
urls = calloc(ndists, sizeof(const char *));
if (urls == NULL) {
free(diststring);
errx(EXIT_FAILURE, "Error: distfetch URLs out of memory!");
}
if (bsddialog_init() == BSDDIALOG_ERROR) {
free(diststring);
errx(EXIT_FAILURE, "Error libbsddialog: %s\n",
bsddialog_geterror());
}
bsddialog_initconf(&conf);
bsddialog_backtitle(&conf, OSNAME " Installer");
for (i = 0; i < ndists; i++) {
urls[i] = malloc(PATH_MAX);
snprintf(urls[i], PATH_MAX, "%s/%s",
getenv("BSDINSTALL_DISTSITE"), strsep(&diststring, " \t"));
}
if (chdir(getenv("BSDINSTALL_DISTDIR")) != 0) {
snprintf(error, sizeof(error),
"Could not change to directory %s: %s\n",
getenv("BSDINSTALL_DISTDIR"), strerror(errno));
conf.title = "Error";
bsddialog_msgbox(&conf, error, 0, 0);
bsddialog_end();
return (EXIT_FAILURE);
}
nfetched = fetch_files(ndists, urls);
bsddialog_end();
free(diststring);
for (i = 0; i < ndists; i++)
free(urls[i]);
free(urls);
return ((nfetched == ndists) ? EXIT_SUCCESS : EXIT_FAILURE);
}
static int
fetch_files(int nfiles, char **urls)
{
FILE *fetch_out;
FILE *file_out;
const char **minilabel;
int *miniperc;
int perc;
int i;
int last_progress;
int nsuccess = 0; /* Number of files successfully downloaded */
int progress = 0;
size_t chunk;
off_t current_bytes;
off_t fsize;
off_t total_bytes;
float file_perc;
float mainperc_file;
struct url_stat ustat;
char errormsg[PATH_MAX + 512];
uint8_t block[4096];
struct bsddialog_conf errconf;
struct bsddialog_conf mgconf;
/* Make the transfer list for mixedgauge */
minilabel = calloc(sizeof(char *), nfiles);
miniperc = calloc(sizeof(int), nfiles);
if (minilabel == NULL || miniperc == NULL)
errx(EXIT_FAILURE, "Error: distfetch minibars out of memory!");
for (i = 0; i < nfiles; i++) {
minilabel[i] = strrchr(urls[i], '/');
if (minilabel[i] != NULL)
minilabel[i]++;
else
minilabel[i] = urls[i];
miniperc[i] = BSDDIALOG_MG_PENDING;
}
bsddialog_initconf(&errconf);
bsddialog_infobox(&errconf, "Connecting to server.\nPlease wait...",
0, 0);
/* Try to stat all the files */
total_bytes = 0;
for (i = 0; i < nfiles; i++) {
if (fetchStatURL(urls[i], &ustat, "") == 0 && ustat.size > 0) {
total_bytes += ustat.size;
} else {
total_bytes = 0;
break;
}
}
errconf.title = "Fetch Error";
errconf.clear = true;
bsddialog_initconf(&mgconf);
mgconf.title = "Fetching Distribution";
mgconf.auto_minwidth = 40;
mainperc_file = 100.0 / nfiles;
current_bytes = 0;
for (i = 0; i < nfiles; i++) {
fetchLastErrCode = 0;
fetch_out = fetchXGetURL(urls[i], &ustat, "");
if (fetch_out == NULL) {
snprintf(errormsg, sizeof(errormsg),
"Error (URL) while fetching %s: %s\n", urls[i],
fetchLastErrString);
miniperc[2] = BSDDIALOG_MG_FAILED;
bsddialog_msgbox(&errconf, errormsg, 0, 0);
total_bytes = 0;
continue;
}
miniperc[i] = BSDDIALOG_MG_INPROGRESS;
fsize = 0;
file_out = fopen(minilabel[i], "w+");
if (file_out == NULL) {
snprintf(errormsg, sizeof(errormsg),
"Error (fopen) while fetching %s: %s\n",
urls[i], strerror(errno));
miniperc[i] = BSDDIALOG_MG_FAILED;
bsddialog_msgbox(&errconf, errormsg, 0, 0);
fclose(fetch_out);
total_bytes = 0;
continue;
}
while ((chunk = fread(block, 1, sizeof(block), fetch_out))
> 0) {
if (fwrite(block, 1, chunk, file_out) < chunk)
break;
current_bytes += chunk;
fsize += chunk;
last_progress = progress;
if (total_bytes > 0) {
progress = (current_bytes * 100) / total_bytes;
} else {
file_perc = ustat.size > 0 ?
(fsize * 100) / ustat.size : 0;
progress = (i * mainperc_file) +
((file_perc * mainperc_file) / 100);
}
if (ustat.size > 0) {
perc = (fsize * 100) / ustat.size;
miniperc[i] = perc;
}
if (progress > last_progress) {
bsddialog_mixedgauge(&mgconf,
"\nFetching distribution files...\n",
0, 0, progress, nfiles, minilabel,
miniperc);
}
}
if (ustat.size > 0 && fsize < ustat.size) {
if (fetchLastErrCode == 0)
snprintf(errormsg, sizeof(errormsg),
"Error (undone) while fetching %s: %s\n",
urls[i], strerror(errno));
else
snprintf(errormsg, sizeof(errormsg),
"Error (libfetch) while fetching %s: %s\n",
urls[i], fetchLastErrString);
miniperc[i] = BSDDIALOG_MG_FAILED;
bsddialog_msgbox(&errconf, errormsg, 0, 0);
total_bytes = 0;
} else {
miniperc[i] = BSDDIALOG_MG_DONE;
nsuccess++;
}
fclose(fetch_out);
fclose(file_out);
}
bsddialog_mixedgauge(&mgconf, "\nFetching distribution completed\n",
0, 0, progress, nfiles, minilabel, miniperc);
free(minilabel);
free(miniperc);
return (nsuccess);
}
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