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authorRalph Hempel <ralph.hempel@lantiq.com>2008-03-18 21:07:22 +0000
committerRalph Hempel <ralph.hempel@lantiq.com>2008-03-18 21:07:22 +0000
commitc15ca4fb8040766e683bf33ad389c32cecb03a1f (patch)
treea0f938dd842af1b68ee20f50c5168c42c1c091f2 /scripts
parent03261ab3a08f1cb21b96186e8a037a2c4ba9a7ff (diff)
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adding the possibility of local file cache specify file://path_to_file_cache within localmirrors file to add new local file cache
SVN-Revision: 10617
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/download.pl58
1 files changed, 33 insertions, 25 deletions
diff --git a/scripts/download.pl b/scripts/download.pl
index e885ff2..38adb01 100755
--- a/scripts/download.pl
+++ b/scripts/download.pl
@@ -20,8 +20,8 @@ my @mirrors;
my $ok;
sub localmirrors {
- my @mlist;
- open LM, "$scriptdir/localmirrors" and do {
+ my @mlist;
+ open LM, "$scriptdir/localmirrors" and do {
while (<LM>) {
chomp $_;
push @mlist, $_;
@@ -37,9 +37,8 @@ sub localmirrors {
}
close CONFIG;
};
-
- return @mlist;
+ return @mlist;
}
sub which($) {
@@ -61,36 +60,45 @@ sub download
my $mirror = shift;
my $options = $ENV{WGET_OPTIONS};
$options or $options = "";
-
+
$mirror =~ s/\/$//;
- open WGET, "wget -t5 --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;
+ if( $mirror =~ /^file:\/\// ) {
+ my $cache = $mirror;
+ $cache =~ s/file:\/\///g;
+ print "Checking local cache: $cache\n";
+ system("mkdir -p $target/");
+ system("cp -f $cache/$filename $target/$filename.dl") == 0 or return;
+ system("$md5cmd $target/$filename.dl > \"$target/$filename.md5sum\" ") == 0 or return;
+ } else {
+ open WGET, "wget -t5 --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 (file: $sum, requested: $md5sum) - deleting download.\n";
cleanup();
return;
}
-
+
unlink "$target/$filename";
system("mv \"$target/$filename.dl\" \"$target/$filename\"");
cleanup();
@@ -140,7 +148,7 @@ push @mirrors, 'http://downloads.openwrt.org/sources';
while (!$ok) {
my $mirror = shift @mirrors;
$mirror or die "No more mirrors to try - giving up.\n";
-
+
download($mirror);
-f "$target/$filename" and $ok = 1;
}