-#!/usr/bin/perl
+#!/usr/bin/env perl
#
# Copyright (C) 2006 OpenWrt.org
#
use strict;
use warnings;
use File::Basename;
+use File::Copy;
+@ARGV > 2 or die "Syntax: $0 <target dir> <filename> <hash> <url filename> [<mirror> ...]\n";
+
+my $url_filename;
my $target = shift @ARGV;
my $filename = shift @ARGV;
-my $md5sum = shift @ARGV;
+my $file_hash = shift @ARGV;
+$url_filename = shift @ARGV unless $ARGV[0] =~ /:\/\//;
my $scriptdir = dirname($0);
my @mirrors;
-
my $ok;
-@ARGV > 0 or die "Syntax: $0 <target dir> <filename> <md5sum> <mirror> [<mirror> ...]\n";
+$url_filename or $url_filename = $filename;
sub localmirrors {
- my @mlist;
- open LM, "$scriptdir/localmirrors" and do {
+ my @mlist;
+ open LM, "$scriptdir/localmirrors" and do {
while (<LM>) {
chomp $_;
- push @mlist, $_;
+ push @mlist, $_ if $_;
}
close LM;
};
while (<CONFIG>) {
/^CONFIG_LOCALMIRROR="(.+)"/ and do {
chomp;
- push @mlist, $1;
+ my @local_mirrors = split(/;/, $1);
+ push @mlist, @local_mirrors;
};
}
close CONFIG;
};
-
- return @mlist;
+ my $mirror = $ENV{'DOWNLOAD_MIRROR'};
+ $mirror and push @mlist, split(/;/, $mirror);
+
+ return @mlist;
}
sub which($) {
return $res;
}
-my $md5cmd = which("md5sum");
-$md5cmd or $md5cmd = which("md5");
-$md5cmd or die 'no md5 checksum program found, please install md5 or md5sum';
-chomp $md5cmd;
+sub hash_cmd() {
+ my $len = length($file_hash);
+ my $cmd;
+
+ $len == 64 and return "openssl dgst -sha256 | sed -e 's,.*= ,,'";
+ $len == 32 and do {
+ my $cmd = which("md5sum") || which("md5") || die 'no md5 checksum program found, please install md5 or md5sum';
+ chomp $cmd;
+ return $cmd;
+ };
+ return undef;
+}
+
+my $hash_cmd = hash_cmd();
sub download
{
my $mirror = shift;
- my $options = $ENV{WGET_OPTIONS};
- $options or $options = "";
-
- $mirror =~ s/\/$//;
- open WGET, "wget -t1 --timeout=20 $options -O- \"$mirror/$filename\" |" or die "Cannot launch wget.\n";
- open MD5SUM, "| $md5cmd > \"$target/$filename.md5sum\"" or die "Cannot launch md5sum.\n";
- open OUTPUT, "> $target/$filename.dl" or die "Cannot create file $target/$filename.dl: $!\n";
- my $buffer;
- while (read WGET, $buffer, 1048576) {
- print MD5SUM $buffer;
- print OUTPUT $buffer;
- }
- close MD5SUM;
- close WGET;
- close OUTPUT;
-
- if (($? >> 8) != 0 ) {
- print STDERR "Download failed.\n";
- cleanup();
- return;
- }
-
- my $sum = `cat "$target/$filename.md5sum"`;
- $sum =~ /^(\w+)\s*/ or die "Could not generate md5sum\n";
- $sum = $1;
-
- if (($md5sum =~ /\w{32}/) and ($sum ne $md5sum)) {
- print STDERR "MD5 sum of the downloaded file does not match - deleting download.\n";
- cleanup();
- return;
+ my $options = $ENV{WGET_OPTIONS} || "";
+
+ $mirror =~ s!/$!!;
+
+ if ($mirror =~ s!^file://!!) {
+ if (! -d "$mirror") {
+ print STDERR "Wrong local cache directory -$mirror-.\n";
+ cleanup();
+ return;
+ }
+
+ if (! -d "$target") {
+ system("mkdir", "-p", "$target/");
+ }
+
+ if (! open TMPDLS, "find $mirror -follow -name $filename 2>/dev/null |") {
+ print("Failed to search for $filename in $mirror\n");
+ return;
+ }
+
+ my $link;
+
+ while (defined(my $line = readline TMPDLS)) {
+ chomp ($link = $line);
+ if ($. > 1) {
+ print("$. or more instances of $filename in $mirror found . Only one instance allowed.\n");
+ return;
+ }
+ }
+
+ close TMPDLS;
+
+ if (! $link) {
+ print("No instances of $filename found in $mirror.\n");
+ return;
+ }
+
+ print("Copying $filename from $link\n");
+ copy($link, "$target/$filename.dl");
+
+ $hash_cmd and do {
+ if (system("$hash_cmd '$target/$filename.dl' > '$target/$filename.hash'")) {
+ print("Failed to generate hash for $filename\n");
+ return;
+ }
+ };
+ } else {
+ open WGET, "wget -t5 --timeout=20 --no-check-certificate $options -O- '$mirror/$url_filename' |" or die "Cannot launch wget.\n";
+ $hash_cmd and do {
+ open MD5SUM, "| $hash_cmd > '$target/$filename.hash'" or die "Cannot launch $hash_cmd.\n";
+ };
+ open OUTPUT, "> $target/$filename.dl" or die "Cannot create file $target/$filename.dl: $!\n";
+ my $buffer;
+ while (read WGET, $buffer, 1048576) {
+ $hash_cmd and print MD5SUM $buffer;
+ print OUTPUT $buffer;
+ }
+ $hash_cmd and close MD5SUM;
+ close WGET;
+ close OUTPUT;
+
+ if ($? >> 8) {
+ print STDERR "Download failed.\n";
+ cleanup();
+ return;
+ }
}
-
+
+ $hash_cmd and do {
+ my $sum = `cat "$target/$filename.hash"`;
+ $sum =~ /^(\w+)\s*/ or die "Could not generate file hash\n";
+ $sum = $1;
+
+ if ($sum ne $file_hash) {
+ print STDERR "MD5 sum of the downloaded file does not match (file: $sum, requested: $file_hash) - deleting download.\n";
+ cleanup();
+ return;
+ }
+ };
+
unlink "$target/$filename";
- system("mv \"$target/$filename.dl\" \"$target/$filename\"");
+ system("mv", "$target/$filename.dl", "$target/$filename");
cleanup();
}
sub cleanup
{
unlink "$target/$filename.dl";
- unlink "$target/$filename.md5sum";
+ unlink "$target/$filename.hash";
}
@mirrors = localmirrors();
for (1 .. 5) {
push @mirrors, "http://downloads.sourceforge.net/$1";
}
+ } elsif ($mirror =~ /^\@APACHE\/(.+)$/) {
+ push @mirrors, "http://ftp.tudelft.nl/apache/$1";
+ push @mirrors, "http://apache.openmirror.de/$1";
+ push @mirrors, "http://mirrors.ocf.berkeley.edu/apache/$1";
+ push @mirrors, "http://mirror.cc.columbia.edu/pub/software/apache/$1";
+ push @mirrors, "http://ftp.jaist.ac.jp/pub/apache/$1";
} elsif ($mirror =~ /^\@GNU\/(.+)$/) {
- my $gnupath = $1;
- push @mirrors, "ftp://ftp.gnu.org/gnu/$gnupath";
- push @mirrors, "ftp://ftp.belnet.be/mirror/ftp.gnu.org/gnu/$gnupath";
- push @mirrors, "ftp://ftp.mirror.nl/pub/mirror/gnu/$gnupath";
- push @mirrors, "http://mirror.switch.ch/ftp/mirror/gnu/$gnupath";
- push @mirrors, "ftp://ftp.uu.net/archive/systems/gnu/$gnupath";
- push @mirrors, "ftp://ftp.eu.uu.net/pub/gnu/$gnupath";
- push @mirrors, "ftp://ftp.leo.org/pub/comp/os/unix/gnu/$gnupath";
- push @mirrors, "ftp://ftp.digex.net/pub/gnu/$gnupath";
- } else {
+ push @mirrors, "http://ftpmirror.gnu.org/$1";
+ push @mirrors, "http://ftp.gnu.org/pub/gnu/$1";
+ push @mirrors, "ftp://ftp.belnet.be/mirror/ftp.gnu.org/gnu/$1";
+ push @mirrors, "ftp://ftp.mirror.nl/pub/mirror/gnu/$1";
+ push @mirrors, "http://mirror.switch.ch/ftp/mirror/gnu/$1";
+ } elsif ($mirror =~ /^\@SAVANNAH\/(.+)$/) {
+ push @mirrors, "http://download.savannah.gnu.org/releases/$1";
+ push @mirrors, "http://nongnu.uib.no/$1";
+ push @mirrors, "http://ftp.igh.cnrs.fr/pub/nongnu/$1";
+ push @mirrors, "http://download-mirror.savannah.gnu.org/releases/$1";
+ } elsif ($mirror =~ /^\@KERNEL\/(.+)$/) {
+ my @extra = ( $1 );
+ if ($filename =~ /linux-\d+\.\d+(?:\.\d+)?-rc/) {
+ push @extra, "$extra[0]/testing";
+ } elsif ($filename =~ /linux-(\d+\.\d+(?:\.\d+)?)/) {
+ push @extra, "$extra[0]/longterm/v$1";
+ }
+ foreach my $dir (@extra) {
+ push @mirrors, "https://kernel.org/pub/$dir";
+ push @mirrors, "ftp://kernel.org/pub/$dir";
+ }
+ } elsif ($mirror =~ /^\@GNOME\/(.+)$/) {
+ push @mirrors, "http://ftp.gnome.org/pub/GNOME/sources/$1";
+ push @mirrors, "http://www.mirrorservice.org/sites/ftp.gnome.org/pub/GNOME/sources/$1";
+ push @mirrors, "http://fr2.rpmfind.net/linux/gnome.org/sources/$1";
+ push @mirrors, "http://ftp.acc.umu.se/pub/GNOME/sources/$1";
+ push @mirrors, "http://ftp.belnet.be/ftp.gnome.org/sources/$1";
+ push @mirrors, "ftp://ftp.cse.buffalo.edu/pub/Gnome/sources/$1";
+ push @mirrors, "ftp://ftp.nara.wide.ad.jp/pub/X11/GNOME/sources/$1";
+ }
+ else {
push @mirrors, $mirror;
}
}
while (!$ok) {
my $mirror = shift @mirrors;
$mirror or die "No more mirrors to try - giving up.\n";
-
+
download($mirror);
-f "$target/$filename" and $ok = 1;
}