mdebray/tvl-depot
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

nix-copy-closure: Use computeFSClosure() and LegacySSHStore

Browse source
This commit is contained in:
Eelco Dolstra 2017-02-07 20:55:47 +01:00
parent 6f4682ad36
commit 4724903c78
No known key found for this signature in database
GPG key ID: 8170B4726D7198DE
1 changed files with 11 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
src/nix-copy-closure/nix-copy-closure.cc
View file

@ -7,13 +7,15 @@ int main(int argc, char ** argv)
{ {
return handleExceptions(argv[0], [&]() { return handleExceptions(argv[0], [&]() {
initNix(); initNix();
auto gzip = false; auto gzip = false;
auto toMode = true; auto toMode = true;
auto includeOutputs = false; auto includeOutputs = false;
auto dryRun = false; auto dryRun = false;
auto useSubstitutes = false; auto useSubstitutes = false;
auto sshHost = string{}; std::string sshHost;
auto storePaths = PathSet{}; PathSet storePaths;
parseCmdLine(argc, argv, [&](Strings::iterator & arg, const Strings::iterator & end) { parseCmdLine(argc, argv, [&](Strings::iterator & arg, const Strings::iterator & end) {
if (*arg == "--help") if (*arg == "--help")
showManPage("nix-copy-closure"); showManPage("nix-copy-closure");
@ -41,20 +43,17 @@ int main(int argc, char ** argv)
storePaths.insert(*arg); storePaths.insert(*arg);
return true; return true;
}); });
if (sshHost.empty()) if (sshHost.empty())
throw UsageError("no host name specified"); throw UsageError("no host name specified");
auto remoteUri = "ssh://" + sshHost + (gzip ? "?compress=true" : ""); auto remoteUri = "legacy-ssh://" + sshHost + (gzip ? "?compress=true" : "");
auto to = toMode ? openStore(remoteUri) : openStore(); auto to = toMode ? openStore(remoteUri) : openStore();
auto from = toMode ? openStore() : openStore(remoteUri); auto from = toMode ? openStore() : openStore(remoteUri);
if (includeOutputs) {
auto newPaths = PathSet{}; PathSet closure;
for (const auto & p : storePaths) { from->computeFSClosure(storePaths, closure, false, includeOutputs);
auto outputs = from->queryDerivationOutputs(p);
newPaths.insert(outputs.begin(), outputs.end()); copyPaths(from, to, Paths(closure.begin(), closure.end()), useSubstitutes);
}
storePaths.insert(newPaths.begin(), newPaths.end());
}
copyPaths(from, to, Paths(storePaths.begin(), storePaths.end()), useSubstitutes);
}); });
} }