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Add option ‘extra-binary-caches’

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This allows providing additional binary caches, useful in scripts like
Hydra's build reproduction scripts, in particular because untrusted
caches are ignored.
This commit is contained in:
Eelco Dolstra 2013-05-07 15:37:28 +02:00
parent cc837e2458
commit ea019e9a26
2 changed files with 24 additions and 3 deletions
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11
scripts/download-from-binary-cache.pl.in
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@ -208,12 +208,15 @@ sub getAvailableCaches {
push @urls, strToList($url);
}
push @urls, strToList($Nix::Config::config{"extra-binary-caches"} // "");
# Allow Nix daemon users to override the binary caches to a subset
# of those listed in the config file. Note that ‘untrusted-*’
# denotes options passed by the client.
my @trustedUrls = uniq(@urls, strToList($Nix::Config::config{"trusted-binary-caches"} // ""));
if (defined $Nix::Config::config{"untrusted-binary-caches"}) {
my @untrustedUrls = strToList $Nix::Config::config{"untrusted-binary-caches"};
my @trustedUrls = uniq(@urls, strToList($Nix::Config::config{"trusted-binary-caches"} // ""));
@urls = ();
foreach my $url (@untrustedUrls) {
die "binary cache ‘$url’ is not trusted (please add it to ‘trusted-binary-caches’ [@trustedUrls] in $Nix::Config::confDir/nix.conf)\n"
@ -222,6 +225,12 @@ sub getAvailableCaches {
}
}
my @untrustedUrls = strToList $Nix::Config::config{"untrusted-extra-binary-caches"};
foreach my $url (@untrustedUrls) {
next unless scalar(grep { $url eq $_ } @trustedUrls) > 0;
push @urls, $url;
}
foreach my $url (uniq @urls) {
# FIXME: not atomic.