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This commit is contained in:
Eelco Dolstra 2003-07-10 19:27:46 +00:00
parent e5fbf58041
commit 81304a6bb5
2 changed files with 62 additions and 62 deletions
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74
scripts/nix-pull
View file

@ -18,53 +18,53 @@ while (<CONFFILE>) {
print "obtaining list of Nix archives at $url...\n";
system "wget '$url' -O '$tmpfile' 2> /dev/null"; # !!! escape
if ($?) { die "`wget' failed"; }
open INDEX, "<$tmpfile";
system "wget '$url' -O '$tmpfile' 2> /dev/null"; # !!! escape
if ($?) { die "`wget' failed"; }
open INDEX, "<$tmpfile";
while (<INDEX>) {
# Get all links to prebuilts, that is, file names of the
# form foo-HASH-HASH.tar.bz2.
next unless (/HREF=\"([^\"]*)\"/);
my $fn = $1;
next if $fn =~ /\.\./;
next if $fn =~ /\//;
next unless $fn =~ /([0-9a-z]{32})-([0-9a-z]{32})\.nar/;
my $hash = $2;
while (<INDEX>) {
# Get all links to prebuilts, that is, file names of the
# form foo-HASH-HASH.tar.bz2.
next unless (/HREF=\"([^\"]*)\"/);
my $fn = $1;
next if $fn =~ /\.\./;
next if $fn =~ /\//;
next unless $fn =~ /([0-9a-z]{32})-([0-9a-z]{32})\.nar/;
my $hash = $2;
print "registering $hash -> $url/$fn\n";
print "registering $hash -> $url/$fn\n";
# Construct a Fix expression that fetches and unpacks a
# Nix archive from the network.
my $fetch =
# Construct a Fix expression that fetches and unpacks a
# Nix archive from the network.
my $fetch =
"App(IncludeFix(\"fetchurl/fetchurl.fix\"), " .
"[(\"url\", \"$url/$fn\"), (\"hash\", \"\")])";
my $fixexpr =
"App(IncludeFix(\"nar/unnar.fix\"), " .
"[ (\"nar\", $fetch)" .
", (\"name\", \"fetched-$hash\")" .
"])";
my $fixfile = "/tmp/nix-pull-tmp.fix";
open FIX, ">$fixfile";
print FIX $fixexpr;
close FIX;
my $fixexpr =
"App(IncludeFix(\"nar/unnar.fix\"), " .
"[ (\"nar\", $fetch)" .
", (\"name\", \"fetched-$hash\")" .
"])";
my $fixfile = "/tmp/nix-pull-tmp.fix";
open FIX, ">$fixfile";
print FIX $fixexpr;
close FIX;
# Instantiate a Nix expression from the Fix expression.
my $nhash = `fix $fixfile`;
$? and die "instantiating Nix archive expression";
chomp $nhash;
die unless $nhash =~ /^([0-9a-z]{32})$/;
# Instantiate a Nix expression from the Fix expression.
my $nhash = `fix $fixfile`;
$? and die "instantiating Nix archive expression";
chomp $nhash;
die unless $nhash =~ /^([0-9a-z]{32})$/;
push @subs, $hash;
push @subs, $nhash;
push @subs, $hash;
push @subs, $nhash;
}
}
close INDEX;
close INDEX;
unlink $tmpfile;
unlink $tmpfile;
}
}

50
scripts/nix-push
View file

@ -11,9 +11,9 @@ foreach my $hash (@ARGV) {
my @paths;
open PATHS, "nix -qrh $hash 2> /dev/null |" or die "nix -qrh";
while (<PATHS>) {
chomp;
next unless /^\//;
push @paths, $_;
chomp;
next unless /^\//;
push @paths, $_;
}
close PATHS;
@ -21,38 +21,38 @@ foreach my $hash (@ARGV) {
# a Nix archive.
foreach my $path (@paths) {
# Hash the path.
my $phash = `nix-hash $path`;
$? and die "nix-hash";
chomp $phash;
die unless $phash =~ /^([0-9a-z]{32})$/;
# Hash the path.
my $phash = `nix-hash $path`;
$? and die "nix-hash";
chomp $phash;
die unless $phash =~ /^([0-9a-z]{32})$/;
# Construct a Fix expression that creates a Nar archive.
my $fixexpr =
# Construct a Fix expression that creates a Nar archive.
my $fixexpr =
"App(IncludeFix(\"nar/nar.fix\"), " .
"[ (\"path\", Path(\"$path\", Hash(\"$phash\"), [Include(\"$hash\")]))" .
", (\"name\", \"$phash.nar\")" .
"])";
my $fixfile = "/tmp/nix-push-tmp.fix";
open FIX, ">$fixfile";
print FIX $fixexpr;
close FIX;
my $fixfile = "/tmp/nix-push-tmp.fix";
open FIX, ">$fixfile";
print FIX $fixexpr;
close FIX;
# Instantiate a Nix expression from the Fix expression.
my $nhash = `fix $fixfile`;
$? and die "instantiating Nix archive expression";
chomp $nhash;
die unless $nhash =~ /^([0-9a-z]{32})$/;
# Instantiate a Nix expression from the Fix expression.
my $nhash = `fix $fixfile`;
$? and die "instantiating Nix archive expression";
chomp $nhash;
die unless $nhash =~ /^([0-9a-z]{32})$/;
# Realise the Nix expression.
my $npath = `nix -qph $nhash 2> /dev/null`;
$? and die "creating Nix archive";
chomp $npath;
# Realise the Nix expression.
my $npath = `nix -qph $nhash 2> /dev/null`;
$? and die "creating Nix archive";
chomp $npath;
push @pushlist, $npath;
push @pushlist, $npath;
print "$path -> $npath\n";
print "$path -> $npath\n";
}
}