mirror of
git://git.openwrt.org/openwrt/openwrt.git
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accc5e3693
kernel.org now suggests a different mirror address. this one also support IPv6 connections and was faster for me. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 46875
212 lines
5.7 KiB
Perl
Executable File
212 lines
5.7 KiB
Perl
Executable File
#!/usr/bin/env perl
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#
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# Copyright (C) 2006 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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use strict;
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use warnings;
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use File::Basename;
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use File::Copy;
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@ARGV > 2 or die "Syntax: $0 <target dir> <filename> <md5sum> [<mirror> ...]\n";
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my $target = shift @ARGV;
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my $filename = shift @ARGV;
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my $md5sum = shift @ARGV;
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my $scriptdir = dirname($0);
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my @mirrors;
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my $ok;
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sub localmirrors {
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my @mlist;
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open LM, "$scriptdir/localmirrors" and do {
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while (<LM>) {
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chomp $_;
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push @mlist, $_ if $_;
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}
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close LM;
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};
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open CONFIG, "<".$ENV{'TOPDIR'}."/.config" and do {
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while (<CONFIG>) {
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/^CONFIG_LOCALMIRROR="(.+)"/ and do {
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chomp;
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my @local_mirrors = split(/;/, $1);
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push @mlist, @local_mirrors;
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};
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}
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close CONFIG;
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};
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my $mirror = $ENV{'DOWNLOAD_MIRROR'};
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$mirror and push @mlist, split(/;/, $mirror);
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return @mlist;
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}
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sub which($) {
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my $prog = shift;
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my $res = `which $prog`;
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$res or return undef;
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$res =~ /^no / and return undef;
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$res =~ /not found/ and return undef;
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return $res;
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}
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my $md5cmd = which("md5sum") || which("md5") || die 'no md5 checksum program found, please install md5 or md5sum';
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chomp $md5cmd;
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sub download
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{
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my $mirror = shift;
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my $options = $ENV{WGET_OPTIONS} || "";
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$mirror =~ s!/$!!;
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if ($mirror =~ s!^file://!!) {
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if (! -d "$mirror") {
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print STDERR "Wrong local cache directory -$mirror-.\n";
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cleanup();
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return;
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}
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if (! -d "$target") {
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system("mkdir", "-p", "$target/");
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}
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if (! open TMPDLS, "find $mirror -follow -name $filename 2>/dev/null |") {
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print("Failed to search for $filename in $mirror\n");
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return;
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}
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my $link;
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while (defined(my $line = readline TMPDLS)) {
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chomp ($link = $line);
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if ($. > 1) {
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print("$. or more instances of $filename in $mirror found . Only one instance allowed.\n");
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return;
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}
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}
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close TMPDLS;
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if (! $link) {
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print("No instances of $filename found in $mirror.\n");
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return;
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}
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print("Copying $filename from $link\n");
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copy($link, "$target/$filename.dl");
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if (system("$md5cmd '$target/$filename.dl' > '$target/$filename.md5sum'")) {
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print("Failed to generate md5 sum for $filename\n");
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return;
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}
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} else {
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open WGET, "wget -t5 --timeout=20 --no-check-certificate $options -O- '$mirror/$filename' |" or die "Cannot launch wget.\n";
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open MD5SUM, "| $md5cmd > '$target/$filename.md5sum'" or die "Cannot launch md5sum.\n";
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open OUTPUT, "> $target/$filename.dl" or die "Cannot create file $target/$filename.dl: $!\n";
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my $buffer;
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while (read WGET, $buffer, 1048576) {
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print MD5SUM $buffer;
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print OUTPUT $buffer;
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}
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close MD5SUM;
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close WGET;
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close OUTPUT;
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if ($? >> 8) {
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print STDERR "Download failed.\n";
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cleanup();
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return;
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}
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}
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my $sum = `cat "$target/$filename.md5sum"`;
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$sum =~ /^(\w+)\s*/ or die "Could not generate md5sum\n";
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$sum = $1;
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if (($md5sum =~ /\w{32}/) and ($sum ne $md5sum)) {
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print STDERR "MD5 sum of the downloaded file does not match (file: $sum, requested: $md5sum) - deleting download.\n";
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cleanup();
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return;
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}
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unlink "$target/$filename";
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system("mv", "$target/$filename.dl", "$target/$filename");
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cleanup();
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}
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sub cleanup
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{
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unlink "$target/$filename.dl";
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unlink "$target/$filename.md5sum";
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}
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@mirrors = localmirrors();
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foreach my $mirror (@ARGV) {
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if ($mirror =~ /^\@SF\/(.+)$/) {
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# give sourceforge a few more tries, because it redirects to different mirrors
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for (1 .. 5) {
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push @mirrors, "http://downloads.sourceforge.net/$1";
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}
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} elsif ($mirror =~ /^\@GNU\/(.+)$/) {
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push @mirrors, "http://ftpmirror.gnu.org/$1";
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push @mirrors, "http://ftp.gnu.org/pub/gnu/$1";
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push @mirrors, "ftp://ftp.belnet.be/mirror/ftp.gnu.org/gnu/$1";
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push @mirrors, "ftp://ftp.mirror.nl/pub/mirror/gnu/$1";
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push @mirrors, "http://mirror.switch.ch/ftp/mirror/gnu/$1";
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} elsif ($mirror =~ /^\@SAVANNAH\/(.+)$/) {
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push @mirrors, "http://download.savannah.gnu.org/releases/$1";
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push @mirrors, "http://nongnu.uib.no/$1";
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push @mirrors, "http://ftp.igh.cnrs.fr/pub/nongnu/$1";
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push @mirrors, "http://download-mirror.savannah.gnu.org/releases/$1";
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} elsif ($mirror =~ /^\@KERNEL\/(.+)$/) {
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my @extra = ( $1 );
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if ($filename =~ /linux-\d+\.\d+(?:\.\d+)?-rc/) {
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push @extra, "$extra[0]/testing";
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} elsif ($filename =~ /linux-(\d+\.\d+(?:\.\d+)?)/) {
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push @extra, "$extra[0]/longterm/v$1";
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}
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foreach my $dir (@extra) {
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push @mirrors, "https://kernel.org/pub/$dir";
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push @mirrors, "ftp://kernel.org/pub/$dir";
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}
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} elsif ($mirror =~ /^\@GNOME\/(.+)$/) {
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push @mirrors, "http://ftp.gnome.org/pub/GNOME/sources/$1";
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push @mirrors, "http://ftp.unina.it/pub/linux/GNOME/sources/$1";
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push @mirrors, "http://fr2.rpmfind.net/linux/gnome.org/sources/$1";
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push @mirrors, "ftp://ftp.dit.upm.es/pub/GNOME/sources/$1";
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push @mirrors, "ftp://ftp.no.gnome.org/pub/GNOME/sources/$1";
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push @mirrors, "http://ftp.acc.umu.se/pub/GNOME/sources/$1";
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push @mirrors, "http://ftp.belnet.be/mirror/ftp.gnome.org/sources/$1";
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push @mirrors, "http://linorg.usp.br/gnome/sources/$1";
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push @mirrors, "http://mirror.aarnet.edu.au/pub/GNOME/sources/$1";
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push @mirrors, "http://mirrors.ibiblio.org/pub/mirrors/gnome/sources/$1";
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push @mirrors, "ftp://ftp.cse.buffalo.edu/pub/Gnome/sources/$1";
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push @mirrors, "ftp://ftp.nara.wide.ad.jp/pub/X11/GNOME/sources/$1";
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}
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else {
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push @mirrors, $mirror;
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}
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}
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#push @mirrors, 'http://mirror1.openwrt.org';
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push @mirrors, 'http://mirror2.openwrt.org/sources';
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push @mirrors, 'http://downloads.openwrt.org/sources';
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while (!$ok) {
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my $mirror = shift @mirrors;
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$mirror or die "No more mirrors to try - giving up.\n";
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download($mirror);
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-f "$target/$filename" and $ok = 1;
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}
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$SIG{INT} = \&cleanup;
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