 261925a869
			
		
	
	261925a869
	
	
	
		
			
			Generilize download tool check and skip other check if a download tool
has been found.
While at it also reintroduce c836ca84e8
that was previously dropped with aria2c support.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
		
	
		
			
				
	
	
		
			331 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			331 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env perl
 | |
| # 
 | |
| # Copyright (C) 2006 OpenWrt.org
 | |
| # Copyright (C) 2016 LEDE project
 | |
| #
 | |
| # This is free software, licensed under the GNU General Public License v2.
 | |
| # See /LICENSE for more information.
 | |
| #
 | |
| 
 | |
| use strict;
 | |
| use warnings;
 | |
| use File::Basename;
 | |
| use File::Copy;
 | |
| use Text::ParseWords;
 | |
| 
 | |
| @ARGV > 2 or die "Syntax: $0 <target dir> <filename> <hash> <url filename> [<mirror> ...]\n";
 | |
| 
 | |
| my $url_filename;
 | |
| my $target = glob(shift @ARGV);
 | |
| my $filename = shift @ARGV;
 | |
| my $file_hash = shift @ARGV;
 | |
| $url_filename = shift @ARGV unless $ARGV[0] =~ /:\/\//;
 | |
| my $scriptdir = dirname($0);
 | |
| my @mirrors;
 | |
| my $ok;
 | |
| 
 | |
| my $check_certificate = $ENV{DOWNLOAD_CHECK_CERTIFICATE} eq "y";
 | |
| 
 | |
| $url_filename or $url_filename = $filename;
 | |
| 
 | |
| sub localmirrors {
 | |
| 	my @mlist;
 | |
| 	open LM, "$scriptdir/localmirrors" and do {
 | |
| 	    while (<LM>) {
 | |
| 			chomp $_;
 | |
| 			push @mlist, $_ if $_;
 | |
| 		}
 | |
| 		close LM;
 | |
| 	};
 | |
| 	open CONFIG, "<".$ENV{'TOPDIR'}."/.config" and do {
 | |
| 		while (<CONFIG>) {
 | |
| 			/^CONFIG_LOCALMIRROR="(.+)"/ and do {
 | |
| 				chomp;
 | |
| 				my @local_mirrors = split(/;/, $1);
 | |
| 				push @mlist, @local_mirrors;
 | |
| 			};
 | |
| 		}
 | |
| 		close CONFIG;
 | |
| 	};
 | |
| 
 | |
| 	my $mirror = $ENV{'DOWNLOAD_MIRROR'};
 | |
| 	$mirror and push @mlist, split(/;/, $mirror);
 | |
| 
 | |
| 	return @mlist;
 | |
| }
 | |
| 
 | |
| sub which($) {
 | |
| 	my $prog = shift;
 | |
| 	my $res = `command -v $prog`;
 | |
| 	$res or return undef;
 | |
| 	return $res;
 | |
| }
 | |
| 
 | |
| sub hash_cmd() {
 | |
| 	my $len = length($file_hash);
 | |
| 	my $cmd;
 | |
| 
 | |
| 	$len == 64 and return "$ENV{'MKHASH'} sha256";
 | |
| 	$len == 32 and return "$ENV{'MKHASH'} md5";
 | |
| 	return undef;
 | |
| }
 | |
| 
 | |
| sub tool_present {
 | |
| 	my $tool_name = shift;
 | |
| 	my $compare_line = shift;
 | |
| 	my $present = 0;
 | |
| 
 | |
| 	if (open TOOL, "$tool_name --version 2>/dev/null |") {
 | |
| 		if (defined(my $line = readline TOOL)) {
 | |
| 			$present = 1 if $line =~ /^$compare_line /;
 | |
| 		}
 | |
| 		close TOOL;
 | |
| 	}
 | |
| 
 | |
| 	return $present
 | |
| }
 | |
| 
 | |
| sub download_cmd {
 | |
| 	my $url = shift;
 | |
| 	my $filename = shift;
 | |
| 	my $additional_mirrors = join(" ", map "$_/$filename", @_);
 | |
| 
 | |
| 	my @chArray = ('a'..'z', 'A'..'Z', 0..9);
 | |
| 	my $rfn = join '', "${filename}_", map{ $chArray[int rand @chArray] } 0..9;
 | |
| 
 | |
| 	if (tool_present('aria2c', 'aria2')) {
 | |
| 		@mirrors=();
 | |
| 		return join(" ", "[ -d $ENV{'TMPDIR'}/aria2c ] || mkdir $ENV{'TMPDIR'}/aria2c;",
 | |
| 			"touch $ENV{'TMPDIR'}/aria2c/${rfn}_spp;",
 | |
| 			qw(aria2c --stderr -c -x2 -s10 -j10 -k1M), $url, $additional_mirrors,
 | |
| 			$check_certificate ? () : '--check-certificate=false',
 | |
| 			"--server-stat-of=$ENV{'TMPDIR'}/aria2c/${rfn}_spp",
 | |
| 			"--server-stat-if=$ENV{'TMPDIR'}/aria2c/${rfn}_spp",
 | |
| 			"-d $ENV{'TMPDIR'}/aria2c -o $rfn;",
 | |
| 			"cat $ENV{'TMPDIR'}/aria2c/$rfn;",
 | |
| 			"rm $ENV{'TMPDIR'}/aria2c/$rfn $ENV{'TMPDIR'}/aria2c/${rfn}_spp");
 | |
| 	} elsif (tool_present('curl', 'curl')) {
 | |
| 		return (qw(curl -f --connect-timeout 20 --retry 5 --location),
 | |
| 			$check_certificate ? () : '--insecure',
 | |
| 			shellwords($ENV{CURL_OPTIONS} || ''),
 | |
| 			$url);
 | |
| 	} else {
 | |
| 		return (qw(wget --tries=5 --timeout=20 --output-document=-),
 | |
| 			$check_certificate ? () : '--no-check-certificate',
 | |
| 			shellwords($ENV{WGET_OPTIONS} || ''),
 | |
| 			$url);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| my $hash_cmd = hash_cmd();
 | |
| $hash_cmd or ($file_hash eq "skip") or die "Cannot find appropriate hash command, ensure the provided hash is either a MD5 or SHA256 checksum.\n";
 | |
| 
 | |
| sub download
 | |
| {
 | |
| 	my $mirror = shift;
 | |
| 	my $download_filename = shift;
 | |
| 	my @additional_mirrors = @_;
 | |
| 
 | |
| 	$mirror =~ s!/$!!;
 | |
| 
 | |
| 	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");
 | |
| 
 | |
| 		$hash_cmd and do {
 | |
| 			if (system("cat '$target/$filename.dl' | $hash_cmd > '$target/$filename.hash'")) {
 | |
| 				print("Failed to generate hash for $filename\n");
 | |
| 				return;
 | |
| 			}
 | |
| 		};
 | |
| 	} else {
 | |
| 		my @cmd = download_cmd("$mirror/$download_filename", $download_filename, @additional_mirrors);
 | |
| 		print STDERR "+ ".join(" ",@cmd)."\n";
 | |
| 		open(FETCH_FD, '-|', @cmd) or die "Cannot launch aria2c, curl or 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 FETCH_FD, $buffer, 1048576) {
 | |
| 			$hash_cmd and print MD5SUM $buffer;
 | |
| 			print OUTPUT $buffer;
 | |
| 		}
 | |
| 		$hash_cmd and close MD5SUM;
 | |
| 		close FETCH_FD;
 | |
| 		close OUTPUT;
 | |
| 
 | |
| 		if ($? >> 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 "Hash 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/$filename");
 | |
| 	cleanup();
 | |
| }
 | |
| 
 | |
| sub cleanup
 | |
| {
 | |
| 	unlink "$target/$filename.dl";
 | |
| 	unlink "$target/$filename.hash";
 | |
| }
 | |
| 
 | |
| @mirrors = localmirrors();
 | |
| 
 | |
| foreach my $mirror (@ARGV) {
 | |
| 	if ($mirror =~ /^\@SF\/(.+)$/) {
 | |
| 		# give sourceforge a few more tries, because it redirects to different mirrors
 | |
| 		for (1 .. 5) {
 | |
| 			push @mirrors, "https://downloads.sourceforge.net/$1";
 | |
| 		}
 | |
| 	} elsif ($mirror =~ /^\@OPENWRT$/) {
 | |
| 		# use OpenWrt source server directly
 | |
| 	} elsif ($mirror =~ /^\@DEBIAN\/(.+)$/) {
 | |
| 		push @mirrors, "https://ftp.debian.org/debian/$1";
 | |
| 		push @mirrors, "https://mirror.leaseweb.com/debian/$1";
 | |
| 		push @mirrors, "https://mirror.netcologne.de/debian/$1";
 | |
| 	} elsif ($mirror =~ /^\@APACHE\/(.+)$/) {
 | |
| 		push @mirrors, "https://mirror.netcologne.de/apache.org/$1";
 | |
| 		push @mirrors, "https://mirror.aarnet.edu.au/pub/apache/$1";
 | |
| 		push @mirrors, "https://mirror.csclub.uwaterloo.ca/apache/$1";
 | |
| 		push @mirrors, "https://archive.apache.org/dist/$1";
 | |
| 		push @mirrors, "http://mirror.cogentco.com/pub/apache/$1";
 | |
| 		push @mirrors, "http://mirror.navercorp.com/apache/$1";
 | |
| 		push @mirrors, "http://ftp.jaist.ac.jp/pub/apache/$1";
 | |
| 		push @mirrors, "ftp://apache.cs.utah.edu/apache.org/$1";
 | |
| 		push @mirrors, "ftp://apache.mirrors.ovh.net/ftp.apache.org/dist/$1";
 | |
| 	} elsif ($mirror =~ /^\@GITHUB\/(.+)$/) {
 | |
| 		# give github a few more tries (different mirrors)
 | |
| 		for (1 .. 5) {
 | |
| 			push @mirrors, "https://raw.githubusercontent.com/$1";
 | |
| 		}
 | |
| 	} elsif ($mirror =~ /^\@GNU\/(.+)$/) {
 | |
| 		push @mirrors, "https://mirror.csclub.uwaterloo.ca/gnu/$1";
 | |
| 		push @mirrors, "https://mirror.netcologne.de/gnu/$1";
 | |
| 		push @mirrors, "http://ftp.kddilabs.jp/GNU/gnu/$1";
 | |
| 		push @mirrors, "http://www.nic.funet.fi/pub/gnu/gnu/$1";
 | |
| 		push @mirrors, "http://mirror.internode.on.net/pub/gnu/$1";
 | |
| 		push @mirrors, "http://mirror.navercorp.com/gnu/$1";
 | |
| 		push @mirrors, "ftp://mirrors.rit.edu/gnu/$1";
 | |
| 		push @mirrors, "ftp://download.xs4all.nl/pub/gnu/$1";
 | |
| 		push @mirrors, "https://ftp.gnu.org/gnu/$1";
 | |
| 	} elsif ($mirror =~ /^\@SAVANNAH\/(.+)$/) {
 | |
| 		push @mirrors, "https://mirror.netcologne.de/savannah/$1";
 | |
| 		push @mirrors, "https://mirror.csclub.uwaterloo.ca/nongnu/$1";
 | |
| 		push @mirrors, "http://ftp.acc.umu.se/mirror/gnu.org/savannah/$1";
 | |
| 		push @mirrors, "http://nongnu.uib.no/$1";
 | |
| 		push @mirrors, "http://ftp.igh.cnrs.fr/pub/nongnu/$1";
 | |
| 		push @mirrors, "ftp://cdimage.debian.org/mirror/gnu.org/savannah/$1";
 | |
| 		push @mirrors, "ftp://ftp.acc.umu.se/mirror/gnu.org/savannah/$1";
 | |
| 	} elsif ($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 $dir (@extra) {
 | |
| 			push @mirrors, "https://cdn.kernel.org/pub/$dir";
 | |
| 			push @mirrors, "https://download.xs4all.nl/ftp.kernel.org/pub/$dir";
 | |
| 			push @mirrors, "https://mirrors.mit.edu/kernel/$dir";
 | |
| 			push @mirrors, "http://ftp.nara.wide.ad.jp/pub/kernel.org/$dir";
 | |
| 			push @mirrors, "http://www.ring.gr.jp/archives/linux/kernel.org/$dir";
 | |
| 			push @mirrors, "ftp://ftp.riken.jp/Linux/kernel.org/$dir";
 | |
| 			push @mirrors, "ftp://www.mirrorservice.org/sites/ftp.kernel.org/pub/$dir";
 | |
| 		}
 | |
| 	} elsif ($mirror =~ /^\@GNOME\/(.+)$/) {
 | |
| 		push @mirrors, "https://download.gnome.org/sources/$1";
 | |
| 		push @mirrors, "https://mirror.csclub.uwaterloo.ca/gnome/sources/$1";
 | |
| 		push @mirrors, "http://ftp.acc.umu.se/pub/GNOME/sources/$1";
 | |
| 		push @mirrors, "http://ftp.kaist.ac.kr/gnome/sources/$1";
 | |
| 		push @mirrors, "http://www.mirrorservice.org/sites/ftp.gnome.org/pub/GNOME/sources/$1";
 | |
| 		push @mirrors, "http://mirror.internode.on.net/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, $mirror;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| push @mirrors, 'https://sources.cdn.openwrt.org';
 | |
| push @mirrors, 'https://sources.openwrt.org';
 | |
| push @mirrors, 'https://mirror2.openwrt.org/sources';
 | |
| 
 | |
| if (-f "$target/$filename") {
 | |
| 	$hash_cmd and do {
 | |
| 		if (system("cat '$target/$filename' | $hash_cmd > '$target/$filename.hash'")) {
 | |
| 			die "Failed to generate hash for $filename\n";
 | |
| 		}
 | |
| 
 | |
| 		my $sum = `cat "$target/$filename.hash"`;
 | |
| 		$sum =~ /^(\w+)\s*/ or die "Could not generate file hash\n";
 | |
| 		$sum = $1;
 | |
| 
 | |
| 		cleanup();
 | |
| 		exit 0 if $sum eq $file_hash;
 | |
| 
 | |
| 		die "Hash of the local file $filename does not match (file: $sum, requested: $file_hash) - deleting download.\n";
 | |
| 		unlink "$target/$filename";
 | |
| 	};
 | |
| }
 | |
| 
 | |
| while (!-f "$target/$filename") {
 | |
| 	my $mirror = shift @mirrors;
 | |
| 	$mirror or die "No more mirrors to try - giving up.\n";
 | |
| 
 | |
| 	download($mirror, $url_filename, @mirrors);
 | |
| 	if (!-f "$target/$filename" && $url_filename ne $filename) {
 | |
| 		download($mirror, $filename, @mirrors);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| $SIG{INT} = \&cleanup;
 |