forked from lix-project/lix
* Improved `nix-push': it now uses HTTP PUT (instead of rsync) to copy
files. Target location is no longer hard-coded; it accepts a number of URLs on the command line. * `nix-install-package': compatibility fixes.
This commit is contained in:
Eelco Dolstra
parent
ff9af107d3
commit
16f9b133ec
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@ -12,26 +12,26 @@ until mkdir $tmpdir, 0777;
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# !!! remove tmpdir on exit
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print "unpacking $pkgfile in $tmpdir...\n";
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print "Unpacking $pkgfile in $tmpdir...\n";
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system "bunzip2 < $pkgfile | (cd $tmpdir && tar xf -)";
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die if $?;
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print "this package contains the following derivations:\n";
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system "nix-env -qsf $tmpdir/default.nix";
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print "This package contains the following derivations:\n";
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system "nix-env -qasf $tmpdir/default.nix";
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die if $?;
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print "do you wish to install them (y/n)? ";
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print "Do you wish to install these (Y/N)? ";
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my $reply = <STDIN>;
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chomp $reply;
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exit if (!($reply eq "y"));
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print "pulling caches...\n";
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print "Pulling caches...\n";
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system "nix-pull `cat $tmpdir/caches`";
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die if $?;
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print "installing package...\n";
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system "nix-env -i $tmpdir/default.nix '*'";
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print "Installing package...\n";
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system "nix-env -if $tmpdir/default.nix '*'";
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die if $?;
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print "installing succeeded! (enter to continue)\n";
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print "Installation succeeded! Press Enter to continue.\n";
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<STDIN>;
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@ -12,40 +12,52 @@ my $manifest = "$tmpdir/MANIFEST";
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END { unlink $manifest; unlink $nixfile; rmdir $tmpdir; }
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my @paths;
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my $curl = "curl --fail --silent";
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foreach my $id (@ARGV) {
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die unless $id =~ /^\//;
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# Parse the command line.
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my $archives_put_url = shift @ARGV;
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my $archives_get_url = shift @ARGV;
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my $manifest_put_url = shift @ARGV;
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# From the given store expressions, determine the requisite store
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# paths.
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my %storepaths;
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foreach my $storeexpr (@ARGV) {
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die unless $storeexpr =~ /^\//;
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# Get all paths referenced by the normalisation of the given
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# Nix expression.
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system "nix-store --realise $id > /dev/null";
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system "nix-store --realise $storeexpr > /dev/null";
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die if ($?);
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open PATHS, "nix-store --query --requisites --include-successors $id 2> /dev/null |" or die;
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open PATHS, "nix-store --query --requisites --include-successors $storeexpr 2> /dev/null |" or die;
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while (<PATHS>) {
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chomp;
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die "bad: $_" unless /^\//;
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push @paths, $_;
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$storepaths{$_} = "";
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}
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close PATHS;
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}
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my @storepaths = keys %storepaths;
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# For each path, create a Nix expression that turns the path into
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# a Nix archive.
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open NIX, ">$nixfile";
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print NIX "[";
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foreach my $path (@paths) {
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die unless ($path =~ /\/[0-9a-z]{32}.*$/);
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print "$path\n";
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foreach my $storepath (@storepaths) {
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die unless ($storepath =~ /\/[0-9a-z]{32}.*$/);
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# Construct a Nix expression that creates a Nix archive.
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my $nixexpr =
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"((import @datadir@/nix/corepkgs/nar/nar.nix) " .
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# !!! $path should be represented as a closure
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"{path = \"$path\"; system = \"@system@\";}) ";
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# !!! $storepath should be represented as a closure
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"{path = \"$storepath\"; system = \"@system@\";}) ";
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print NIX $nixexpr;
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}
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@ -54,32 +66,41 @@ print NIX "]";
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close NIX;
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# Instantiate a store expression from the Nix expression.
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my @nids;
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print STDERR "instantiating Nix expression...\n";
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open NIDS, "nix-instantiate $nixfile |" or die "cannot run nix-instantiate";
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while (<NIDS>) {
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# Instantiate store expressions from the Nix expression.
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my @storeexprs;
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print STDERR "instantiating store expressions...\n";
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open STOREEXPRS, "nix-instantiate $nixfile |" or die "cannot run nix-instantiate";
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while (<STOREEXPRS>) {
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chomp;
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die unless /^\//;
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push @nids, $_;
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print "$_\n";
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push @storeexprs, $_;
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}
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close NIDS;
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close STOREEXPRS;
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# Realise the store expression.
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# Realise the store expressions.
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print STDERR "creating archives...\n";
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system "nix-store --realise -v @nids > /dev/null";
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if ($?) { die "`nix-store --realise' failed"; }
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my @narpaths;
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open NIDS, "nix-store --query --list @nids |" or die "cannot run nix";
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while (<NIDS>) {
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chomp;
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die unless (/^\//);
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push @narpaths, "$_";
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my @tmp = @storeexprs;
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while (scalar @tmp > 0) {
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my $n = scalar @tmp;
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if ($n > 256) { $n = 256 };
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my @tmp2 = @tmp[0..$n - 1];
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@tmp = @tmp[$n..scalar @tmp - 1];
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system "nix-store --realise -B @tmp2 > /dev/null";
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if ($?) { die "`nix-store --realise' failed"; }
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open NARPATHS, "nix-store --query --list @tmp2 |" or die "cannot run nix";
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while (<NARPATHS>) {
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chomp;
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die unless (/^\//);
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push @narpaths, "$_";
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}
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close NARPATHS;
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}
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close NIDS;
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# Create the manifest.
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@ -87,11 +108,9 @@ print STDERR "creating manifest...\n";
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open MANIFEST, ">$manifest";
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my @pushlist;
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push @pushlist, $manifest;
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for (my $n = 0; $n < scalar @paths; $n++) {
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my $storepath = $paths[$n];
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my @nararchives;
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for (my $n = 0; $n < scalar @storepaths; $n++) {
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my $storepath = $storepaths[$n];
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my $nardir = $narpaths[$n];
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$storepath =~ /\/([^\/]*)$/;
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@ -102,7 +121,7 @@ for (my $n = 0; $n < scalar @paths; $n++) {
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my $narfile = "$nardir/$narname";
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(-f $narfile) or die "narfile for $storepath not found";
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push @pushlist, $narfile;
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push @nararchives, $narfile;
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open MD5, "$nardir/md5" or die "cannot open hash";
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my $hash = <MD5>;
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@ -112,10 +131,10 @@ for (my $n = 0; $n < scalar @paths; $n++) {
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print MANIFEST "{\n";
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print MANIFEST " StorePath: $storepath\n";
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print MANIFEST " NarName: $narname\n";
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print MANIFEST " NarURL: $archives_get_url/$narname\n";
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print MANIFEST " MD5: $hash\n";
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if ($storepath =~ /\.nix$/) {
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if ($storepath =~ /\.store$/) {
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open PREDS, "nix-store --query --predecessors $storepath |" or die "cannot run nix";
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while (<PREDS>) {
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chomp;
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@ -131,8 +150,24 @@ for (my $n = 0; $n < scalar @paths; $n++) {
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close MANIFEST;
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# Push the prebuilts to the server. !!! FIXME
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print STDERR "pushing to server...\n";
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if (scalar @pushlist > 0) {
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system "rsync -av -e ssh @pushlist eelco\@losser.st-lab.cs.uu.nl:/home/eelco/public_html/nix-dist/";
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# Upload the archives.
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print STDERR "uploading archives...\n";
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foreach my $nararchive (@nararchives) {
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$nararchive =~ /\/([^\/]*)$/;
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my $basename = $1;
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if (system("$curl --head $archives_get_url/$basename > /dev/null") != 0) {
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print STDERR " $nararchive\n";
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system("$curl --show-error --upload-file " .
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"'$nararchive' '$archives_put_url/$basename' > /dev/null") == 0 or
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die "curl failed on $nararchive: $?";
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}
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}
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# Upload the manifest.
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print STDERR "uploading manifest...\n";
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system("$curl --show-error --upload-file " .
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"'$manifest' '$manifest_put_url/' > /dev/null") == 0 or
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die "curl failed on $manifest: $?";
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