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Handle base-16 NarHash fields in signed .narinfo files

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This commit is contained in:
Eelco Dolstra 2015-06-03 15:33:17 +02:00
parent a64da5915d
commit 94378910fb
3 changed files with 17 additions and 3 deletions
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7
perl/lib/Nix/Manifest.pm
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@ -395,12 +395,15 @@ sub deleteOldManifests {
# Return a fingerprint of a store path to be used in binary cache
# signatures. It contains the store path, the SHA-256 hash of the
# contents of the path, and the references.
# signatures. It contains the store path, the base-32 SHA-256 hash of
# the contents of the path, and the references.
sub fingerprintPath {
my ($storePath, $narHash, $narSize, $references) = @_;
die if substr($storePath, 0, length($Nix::Config::storeDir)) ne $Nix::Config::storeDir;
die if substr($narHash, 0, 7) ne "sha256:";
# Convert hash from base-16 to base-32, if necessary.
$narHash = "sha256:" . convertHash("sha256", substr($narHash, 7), 1)
if length($narHash) == 71;
die if length($narHash) != 59;
foreach my $ref (@{$references}) {
die if substr($ref, 0, length($Nix::Config::storeDir)) ne $Nix::Config::storeDir;