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* Set NAR name to content hash; previous nix-push names were not

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unique.
* Drop `hashAlgo' attribute in manifests; prefix hashes with the hash
  algorithm instead.
This commit is contained in:
Eelco Dolstra 2005-03-14 15:09:53 +00:00
parent 1562dfe9ba
commit 8eff18cd43
3 changed files with 16 additions and 26 deletions
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4
corepkgs/nar/nar.sh.in
View file

@ -5,7 +5,7 @@ export PATH=/bin:/usr/bin
echo "packing $path into $out..." echo "packing $path into $out..."
mkdir $out mkdir $out
dst=$out/$(basename $path).nar.bz2 dst=$out/tmp.nar.bz2
@bindir@/nix-store --dump "$path" > tmp @bindir@/nix-store --dump "$path" > tmp
@bzip2@ < tmp > $dst @bzip2@ < tmp > $dst
@ -13,3 +13,5 @@ dst=$out/$(basename $path).nar.bz2
@bindir@/nix-hash -vvvvv --flat --type sha1 --base32 tmp > $out/nar-hash @bindir@/nix-hash -vvvvv --flat --type sha1 --base32 tmp > $out/nar-hash
@bindir@/nix-hash --flat --type sha1 --base32 $dst > $out/narbz2-hash @bindir@/nix-hash --flat --type sha1 --base32 $dst > $out/narbz2-hash
mv $out/tmp.nar.bz2 $out/$(cat $out/narbz2-hash).nar.bz2

21
scripts/nix-push.in
View file

@ -148,12 +148,6 @@ for (my $n = 0; $n < scalar @storePaths; $n++) {
my $basename = $1; my $basename = $1;
defined $basename or die; defined $basename or die;
my $narname = "$basename.nar.bz2";
my $narFile = "$narDir/$narname";
(-f $narFile) or die "narfile for $storePath not found";
push @narArchives, $narFile;
open SHA1, "$narDir/narbz2-hash" or die "cannot open narbz2-hash"; open SHA1, "$narDir/narbz2-hash" or die "cannot open narbz2-hash";
my $narbz2Hash = <SHA1>; my $narbz2Hash = <SHA1>;
chomp $narbz2Hash; chomp $narbz2Hash;
@ -166,6 +160,12 @@ for (my $n = 0; $n < scalar @storePaths; $n++) {
$narHash =~ /^[0-9a-z]{32}$/ or die "invalid hash"; $narHash =~ /^[0-9a-z]{32}$/ or die "invalid hash";
close SHA1; close SHA1;
my $narName = "$narbz2Hash.nar.bz2";
my $narFile = "$narDir/$narName";
(-f $narFile) or die "narfile for $storePath not found";
push @narArchives, $narFile;
my $narbz2Size = (stat $narFile)[7]; my $narbz2Size = (stat $narFile)[7];
my $references = `$binDir/nix-store --query --references '$storePath'`; my $references = `$binDir/nix-store --query --references '$storePath'`;
@ -179,16 +179,15 @@ for (my $n = 0; $n < scalar @storePaths; $n++) {
my $url; my $url;
if ($localCopy) { if ($localCopy) {
$url = "file://$localArchivesDir/$narname"; $url = "file://$localArchivesDir/$narName";
} else { } else {
$url = "$archivesGetURL/$narname"; $url = "$archivesGetURL/$narName";
} }
$narFiles{$storePath} = [ $narFiles{$storePath} = [
{ url => $url { url => $url
, hash => $narbz2Hash , hash => "sha1:$narbz2Hash"
, size => $narbz2Size , size => $narbz2Size
, narHash => $narHash , narHash => "sha1:$narHash"
, hashAlgo => "sha1"
, references => $references , references => $references
, deriver => $deriver , deriver => $deriver
} }

13
scripts/readmanifest.pm.in
View file

@ -130,7 +130,6 @@ sub readManifest {
} }
elsif (/^\s*StorePath:\s*(\/\S+)\s*$/) { $storePath = $1; } elsif (/^\s*StorePath:\s*(\/\S+)\s*$/) { $storePath = $1; }
elsif (/^\s*HashAlgo:\s*(\S+)\s*$/) { $hashAlgo = $1; }
elsif (/^\s*Hash:\s*(\S+)\s*$/) { $hash = $1; } elsif (/^\s*Hash:\s*(\S+)\s*$/) { $hash = $1; }
elsif (/^\s*URL:\s*(\S+)\s*$/) { $url = $1; } elsif (/^\s*URL:\s*(\S+)\s*$/) { $url = $1; }
elsif (/^\s*Size:\s*(\d+)\s*$/) { $size = $1; } elsif (/^\s*Size:\s*(\d+)\s*$/) { $size = $1; }
@ -145,7 +144,7 @@ sub readManifest {
# Compatibility; # Compatibility;
elsif (/^\s*NarURL:\s*(\S+)\s*$/) { $url = $1; } elsif (/^\s*NarURL:\s*(\S+)\s*$/) { $url = $1; }
elsif (/^\s*MD5:\s*(\S+)\s*$/) { $hash = $1; } elsif (/^\s*MD5:\s*(\S+)\s*$/) { $hash = "md5:$1"; }
} }
} }
@ -173,13 +172,8 @@ sub writeManifest
foreach my $narFile (@{$narFileList}) { foreach my $narFile (@{$narFileList}) {
print MANIFEST "{\n"; print MANIFEST "{\n";
print MANIFEST " StorePath: $storePath\n"; print MANIFEST " StorePath: $storePath\n";
print MANIFEST " HashAlgo: $narFile->{hashAlgo}\n";
print MANIFEST " NarURL: $narFile->{url}\n"; print MANIFEST " NarURL: $narFile->{url}\n";
if ($narFile->{hashAlgo} eq "md5") {
print MANIFEST " MD5: $narFile->{hash}\n";
} else {
print MANIFEST " Hash: $narFile->{hash}\n"; print MANIFEST " Hash: $narFile->{hash}\n";
}
print MANIFEST " NarHash: $narFile->{narHash}\n"; print MANIFEST " NarHash: $narFile->{narHash}\n";
print MANIFEST " Size: $narFile->{size}\n"; print MANIFEST " Size: $narFile->{size}\n";
print MANIFEST " References: $narFile->{references}\n" print MANIFEST " References: $narFile->{references}\n"
@ -195,13 +189,8 @@ sub writeManifest
foreach my $patch (@{$patchList}) { foreach my $patch (@{$patchList}) {
print MANIFEST "patch {\n"; print MANIFEST "patch {\n";
print MANIFEST " StorePath: $storePath\n"; print MANIFEST " StorePath: $storePath\n";
print MANIFEST " HashAlgo: $patch->{hashAlgo}\n";
print MANIFEST " NarURL: $patch->{url}\n"; print MANIFEST " NarURL: $patch->{url}\n";
if ($patch->{hashAlgo} eq "md5") {
print MANIFEST " MD5: $patch->{hash}\n";
} else {
print MANIFEST " Hash: $patch->{hash}\n"; print MANIFEST " Hash: $patch->{hash}\n";
}
print MANIFEST " NarHash: $patch->{narHash}\n"; print MANIFEST " NarHash: $patch->{narHash}\n";
print MANIFEST " Size: $patch->{size}\n"; print MANIFEST " Size: $patch->{size}\n";
print MANIFEST " BasePath: $patch->{basePath}\n"; print MANIFEST " BasePath: $patch->{basePath}\n";