wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-07-06 21:41:48 +02:00
Code Activity

nix-copy-closure: Add flag ‘--use-substitutes’

Browse source
This commit is contained in:
Eelco Dolstra 2012-11-23 16:20:16 +01:00
parent 9de6bc5d05
commit a3d6585c5a
4 changed files with 48 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

23
scripts/nix-copy-closure.in
View file

@ -17,19 +17,14 @@ EOF
# Get the target host.
my $sshHost;
my $sign = 0;
my $compressor = "";
my $decompressor = "";
my $progressViewer = "";
my $toMode = 1;
my $includeOutputs = 0;
my $dryRun = 0;
my $useSubstitutes = 0;
# !!! Copied from nix-pack-closure, should put this in a module.
@ -71,6 +66,9 @@ while (@ARGV) {
elsif ($arg eq "--dry-run") {
$dryRun = 1;
}
elsif ($arg eq "--use-substitutes" || $arg eq "-s") {
$useSubstitutes = 1;
}
elsif (!defined $sshHost) {
$sshHost = $arg;
}
@ -84,7 +82,9 @@ openSSHConnection $sshHost or die "$0: unable to start SSH\n";
if ($toMode) { # Copy TO the remote machine.
Nix::CopyClosure::copyTo($sshHost, [ @sshOpts ], [ @storePaths ], $compressor, $decompressor, $includeOutputs, $dryRun, $sign, $progressViewer);
Nix::CopyClosure::copyTo(
$sshHost, [ @sshOpts ], [ @storePaths ], $compressor, $decompressor,
$includeOutputs, $dryRun, $sign, $progressViewer, $useSubstitutes);
}
else { # Copy FROM the remote machine.
@ -107,10 +107,13 @@ else { # Copy FROM the remote machine.
# Export the store paths on the remote machine and import them locally.
if (scalar @missing > 0) {
print STDERR "copying ", scalar @missing, " missing paths from ‘$sshHost’...\n";
$compressor = "| $compressor" if $compressor ne "";
$decompressor = "$decompressor |" if $decompressor ne "";
$progressViewer = "$progressViewer |" if $progressViewer ne "";
unless ($dryRun) {
if ($useSubstitutes) {
system "$Nix::Config::binDir/nix-store -r --ignore-unknown @missing";
}
$compressor = "| $compressor" if $compressor ne "";
$decompressor = "$decompressor |" if $decompressor ne "";
$progressViewer = "$progressViewer |" if $progressViewer ne "";
my $extraOpts = $sign ? "--sign" : "";
system("set -f; ssh $sshHost @sshOpts 'nix-store --export $extraOpts @missing $compressor' | $progressViewer $decompressor $Nix::Config::binDir/nix-store --import > /dev/null") == 0
or die "copying store paths from remote machine `$sshHost' failed: $?";