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* Place manifests in /nix/var/nix/manifests. 

* Use the new patch downloader.
This commit is contained in:
Eelco Dolstra 2004-12-20 16:38:50 +00:00
parent 7eed57e784
commit 3d1b2101cc
12 changed files with 35 additions and 79 deletions
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1
configure.ac
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@ -195,7 +195,6 @@ AC_CONFIG_FILES([Makefile
corepkgs/nar/Makefile
corepkgs/buildenv/Makefile
corepkgs/channels/Makefile
corepkgs/nix-pull/Makefile
doc/Makefile
doc/manual/Makefile
misc/Makefile

2
corepkgs/Makefile.am
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@ -1 +1 @@
SUBDIRS = fetchurl nar buildenv channels nix-pull
SUBDIRS = fetchurl nar buildenv channels

11
corepkgs/nix-pull/Makefile.am
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@ -1,11 +0,0 @@
all-local: builder.sh
install-exec-local:
$(INSTALL) -d $(DESTDIR)$(datadir)/nix/corepkgs
$(INSTALL) -d $(DESTDIR)$(datadir)/nix/corepkgs/nix-pull
$(INSTALL_DATA) default.nix $(DESTDIR)$(datadir)/nix/corepkgs/nix-pull
$(INSTALL_PROGRAM) builder.sh $(DESTDIR)$(datadir)/nix/corepkgs/nix-pull
include ../../substitute.mk
EXTRA_DIST = default.nix builder.sh.in

34
corepkgs/nix-pull/builder.sh.in
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@ -1,34 +0,0 @@
#! @shell@ -e
export PATH=/bin:/usr/bin
mkdir $out
cat > $out/fetch <<EOF
#! @shell@ -e
export PATH=/bin:/usr/bin
echo "downloading \$2..."
export PRINT_PATH=1
result=(\$(@bindir@/nix-prefetch-url \$2))
hash=\${result[0]}
path=\${result[1]}
if test "\$hash" != "\$3"; then
echo "hash is \$hash, expected \$3"
exit 1
fi
echo "unpacking into \$1..."
if ! @bunzip2@ < "\$path" | @bindir@/nix-store --restore "\$1"; then
exit 1
fi
exit 0
EOF
chmod +x $out/fetch

7
corepkgs/nix-pull/default.nix
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@ -1,7 +0,0 @@
{system}:
derivation {
name = "nix-pull";
builder = ./builder.sh;
inherit system;
}

8
scripts/Makefile.am
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@ -4,13 +4,14 @@ bin_SCRIPTS = nix-collect-garbage \
noinst_SCRIPTS = nix-profile.sh
nix-pull nix-push: readmanifest.pm
nix-pull nix-push: readmanifest.pm download-using-manifests.pl
install-exec-local: readmanifest.pm
install-exec-local: readmanifest.pm download-using-manifests.pl
$(INSTALL) -d $(DESTDIR)$(sysconfdir)/profile.d
$(INSTALL_PROGRAM) nix-profile.sh $(DESTDIR)$(sysconfdir)/profile.d/nix.sh
$(INSTALL) -d $(DESTDIR)$(libexecdir)/nix
$(INSTALL_DATA) readmanifest.pm $(DESTDIR)$(libexecdir)/nix
$(INSTALL_PROGRAM) download-using-manifests.pl $(DESTDIR)$(libexecdir)/nix
$(INSTALL) -d $(DESTDIR)$(sysconfdir)/nix
include ../substitute.mk
@ -20,4 +21,5 @@ EXTRA_DIST = nix-collect-garbage.in \
nix-prefetch-url.in nix-install-package.in \
nix-channel.in \
readmanifest.pm.in \
nix-build.in
nix-build.in \
download-using-manifests.pl.in

4
corepkgs/nix-pull/download.pl → scripts/download-using-manifests.pl.in Executable file → Normal file
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@ -1,9 +1,9 @@
#! /usr/bin/perl -w -I/home/eelco/Dev/nix/scripts
#! @perl@ -w -I@libexecdir@/nix
use strict;
use readmanifest;
my $manifestDir = "/home/eelco/Dev/nix/patch/test";
my $manifestDir = "@localstatedir@/nix/manifests";
# Check the arguments.

0
scripts/nix-build.in Executable file → Normal file
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0
scripts/nix-channel.in Executable file → Normal file
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0
scripts/nix-collect-garbage.in Executable file → Normal file
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36
scripts/nix-pull.in
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@ -11,7 +11,7 @@ until mkdir $tmpdir, 0777;
my $manifest = "$tmpdir/manifest";
#END { unlink $manifest; rmdir $tmpdir; }
END { unlink $manifest; rmdir $tmpdir; }
# Obtain URLs either from the command line or from a configuration file.
@ -28,8 +28,22 @@ sub processURL {
system("@curl@ --fail --silent --show-error --location --max-redirs 20 " .
"'$url' > '$manifest'") == 0
or die "curl failed: $?";
readManifest $manifest, \%narFiles, \%patches, \%successors;
my $baseName = "unnamed";
if ($url =~ /\/([^\/]+)\/[^\/]+$/) { # get the forelast component
$baseName = $1;
}
my $hash = `@bindir@/nix-hash --flat '$manifest'`
or die "cannot hash `$manifest'";
chomp $hash;
my $finalPath = "@localstatedir@/nix/manifests/$baseName-$hash.nixmanifest";
system("mv '$manifest' '$finalPath'") == 0
or die "cannot move `$manifest' to `$finalPath";
}
while (@ARGV) {
@ -42,18 +56,6 @@ my $size = scalar (keys %narFiles);
print "$size store paths in manifest\n";
# Instantiate a store expression that builds the substitute program
# (the program that fetches URLs and unpacks them into the store).
my $nixExpr =
"(import @datadir@/nix/corepkgs/nix-pull) " .
"{system = \"@system@\";}";
print STDERR "building downloader...\n";
my $substProgram = `echo '$nixExpr' | @bindir@/nix-store -qnf \$(@bindir@/nix-instantiate -)`
or die "cannot instantiate Nix expression";
chomp $substProgram;
# Register all substitutes.
print STDERR "registering substitutes...\n";
@ -66,10 +68,8 @@ foreach my $storePath (keys %narFiles) {
my $narFileList = $narFiles{$storePath};
foreach my $narFile (@{$narFileList}) {
print WRITE "$storePath\n";
print WRITE "$substProgram/fetch\n";
print WRITE "2\n";
print WRITE "$narFile->{url}\n";
print WRITE "$narFile->{hash}\n";
print WRITE "@libexecdir@/nix/download-using-manifests.pl\n";
print WRITE "0\n";
}
}

11
scripts/readmanifest.pm.in
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@ -19,6 +19,7 @@ sub readManifest {
my $basePath;
my $baseHash;
my $patchType;
my $narHash;
while (<MANIFEST>) {
chomp;
@ -34,6 +35,7 @@ sub readManifest {
undef $hash;
$size = 999999999;
@preds = ();
undef $narHash;
}
elsif (/^patch \{$/) {
$type = "patch";
@ -44,6 +46,7 @@ sub readManifest {
undef $basePath;
undef $baseHash;
undef $patchType;
undef $narHash;
}
else { die "bad line: $_"; }
} else {
@ -71,7 +74,9 @@ sub readManifest {
}
if (!$found) {
push @{$narFileList},
{url => $url, hash => $hash, size => $size};
{ url => $url, hash => $hash, size => $size
, narHash => $narHash
};
}
foreach my $p (@preds) {
@ -102,6 +107,7 @@ sub readManifest {
push @{$patchList},
{ url => $url, hash => $hash, size => $size
, basePath => $basePath, baseHash => $baseHash
, narHash => $narHash
};
}
@ -117,11 +123,12 @@ sub readManifest {
elsif (/^\s*BasePath:\s*(\/\S+)\s*$/) { $basePath = $1; }
elsif (/^\s*BaseHash:\s*(\S+)\s*$/) { $baseHash = $1; }
elsif (/^\s*Type:\s*(\S+)\s*$/) { $patchType = $1; }
elsif (/^\s*NarHash:\s*(\S+)\s*$/) { $narHash = $1; }
# Compatibility;
elsif (/^\s*NarURL:\s*(\S+)\s*$/) { $url = $1; }
elsif (/^\s*MD5:\s*(\S+)\s*$/) { $hash = $1; }
else { die "bad line: $_"; }
}
}