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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
View file

@ -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;

2
perl/lib/Nix/Store.pm
View file

@ -17,7 +17,7 @@ our @EXPORT = qw(
isValidPath queryReferences queryPathInfo queryDeriver queryPathHash
queryPathFromHashPart
topoSortPaths computeFSClosure followLinksToStorePath exportPaths importPaths
hashPath hashFile hashString
hashPath hashFile hashString convertHash
signString checkSignature
addToStore makeFixedOutputPath
derivationFromPath

11
perl/lib/Nix/Store.xs
View file

@ -232,6 +232,17 @@ SV * hashString(char * algo, int base32, char * s)
}
SV * convertHash(char * algo, char * s, int toBase32)
PPCODE:
try {
Hash h = parseHash16or32(parseHashType(algo), s);
string s = toBase32 ? printHash32(h) : printHash(h);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * signString(SV * secretKey_, char * msg)
PPCODE:
try {