95 lines
2.4 KiB
Perl
95 lines
2.4 KiB
Perl
package Nix::Store;
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use strict;
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use warnings;
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use Nix::Config;
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require Exporter;
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our @ISA = qw(Exporter);
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our %EXPORT_TAGS = ( 'all' => [ qw( ) ] );
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our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );
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our @EXPORT = qw(
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setVerbosity
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isValidPath queryReferences queryPathInfo queryDeriver queryPathHash
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queryPathFromHashPart
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topoSortPaths computeFSClosure followLinksToStorePath exportPaths importPaths
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hashPath hashFile hashString convertHash
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signString checkSignature
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addToStore makeFixedOutputPath
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derivationFromPath
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addTempRoot
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);
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our $VERSION = '0.15';
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sub backtick {
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open(RES, "-|", @_) or die;
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local $/;
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my $res = <RES> || "";
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close RES or die;
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return $res;
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}
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if ($Nix::Config::useBindings) {
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require XSLoader;
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XSLoader::load('Nix::Store', $VERSION);
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} else {
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# Provide slow fallbacks of some functions on platforms that don't
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# support the Perl bindings.
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use File::Temp;
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use Fcntl qw/F_SETFD/;
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*hashFile = sub {
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my ($algo, $base32, $path) = @_;
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my $res = backtick("$Nix::Config::binDir/nix-hash", "--flat", $path, "--type", $algo, $base32 ? "--base32" : ());
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chomp $res;
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return $res;
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};
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*hashPath = sub {
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my ($algo, $base32, $path) = @_;
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my $res = backtick("$Nix::Config::binDir/nix-hash", $path, "--type", $algo, $base32 ? "--base32" : ());
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chomp $res;
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return $res;
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};
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*hashString = sub {
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my ($algo, $base32, $s) = @_;
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my $fh = File::Temp->new();
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print $fh $s;
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my $res = backtick("$Nix::Config::binDir/nix-hash", $fh->filename, "--type", $algo, $base32 ? "--base32" : ());
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chomp $res;
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return $res;
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};
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*addToStore = sub {
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my ($srcPath, $recursive, $algo) = @_;
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die "not implemented" if $recursive || $algo ne "sha256";
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my $res = backtick("$Nix::Config::binDir/nix-store", "--add", $srcPath);
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chomp $res;
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return $res;
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};
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*isValidPath = sub {
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my ($path) = @_;
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my $res = backtick("$Nix::Config::binDir/nix-store", "--check-validity", "--print-invalid", $path);
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chomp $res;
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return $res ne $path;
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};
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*queryPathHash = sub {
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my ($path) = @_;
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my $res = backtick("$Nix::Config::binDir/nix-store", "--query", "--hash", $path);
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chomp $res;
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return $res;
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};
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}
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1;
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__END__
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