forked from lix-project/lix
150 lines
3.9 KiB
C++
150 lines
3.9 KiB
C++
#include "command.hh"
|
||
#include "progress-bar.hh"
|
||
#include "shared.hh"
|
||
#include "store-api.hh"
|
||
#include "thread-pool.hh"
|
||
|
||
#include <atomic>
|
||
|
||
using namespace nix;
|
||
|
||
struct CmdCopySigs : StorePathsCommand
|
||
{
|
||
Strings substituterUris;
|
||
|
||
CmdCopySigs()
|
||
{
|
||
mkFlag('s', "substituter", {"store-uri"}, "use signatures from specified store", 1,
|
||
[&](Strings ss) { substituterUris.push_back(ss.front()); });
|
||
}
|
||
|
||
std::string name() override
|
||
{
|
||
return "copy-sigs";
|
||
}
|
||
|
||
std::string description() override
|
||
{
|
||
return "copy path signatures from substituters (like binary caches)";
|
||
}
|
||
|
||
void run(ref<Store> store, Paths storePaths) override
|
||
{
|
||
if (substituterUris.empty())
|
||
throw UsageError("you must specify at least one substituter using ‘-s’");
|
||
|
||
// FIXME: factor out commonality with MixVerify.
|
||
std::vector<ref<Store>> substituters;
|
||
for (auto & s : substituterUris)
|
||
substituters.push_back(openStoreAt(s));
|
||
|
||
ProgressBar progressBar;
|
||
|
||
ThreadPool pool;
|
||
|
||
std::atomic<size_t> done{0};
|
||
std::atomic<size_t> added{0};
|
||
|
||
auto showProgress = [&]() {
|
||
return (format("[%d/%d done]") % done % storePaths.size()).str();
|
||
};
|
||
|
||
progressBar.updateStatus(showProgress());
|
||
|
||
auto doPath = [&](const Path & storePath) {
|
||
auto activity(progressBar.startActivity(format("getting signatures for ‘%s’") % storePath));
|
||
|
||
checkInterrupt();
|
||
|
||
auto info = store->queryPathInfo(storePath);
|
||
|
||
StringSet newSigs;
|
||
|
||
for (auto & store2 : substituters) {
|
||
try {
|
||
auto info2 = store2->queryPathInfo(storePath);
|
||
|
||
/* Don't import signatures that don't match this
|
||
binary. */
|
||
if (info->narHash != info2->narHash ||
|
||
info->narSize != info2->narSize ||
|
||
info->references != info2->references)
|
||
continue;
|
||
|
||
for (auto & sig : info2->sigs)
|
||
if (!info->sigs.count(sig))
|
||
newSigs.insert(sig);
|
||
} catch (InvalidPath &) {
|
||
}
|
||
}
|
||
|
||
if (!newSigs.empty()) {
|
||
store->addSignatures(storePath, newSigs);
|
||
added += newSigs.size();
|
||
}
|
||
|
||
done++;
|
||
progressBar.updateStatus(showProgress());
|
||
};
|
||
|
||
for (auto & storePath : storePaths)
|
||
pool.enqueue(std::bind(doPath, storePath));
|
||
|
||
pool.process();
|
||
|
||
progressBar.done();
|
||
|
||
printMsg(lvlInfo, format("imported %d signatures") % added);
|
||
}
|
||
};
|
||
|
||
static RegisterCommand r1(make_ref<CmdCopySigs>());
|
||
|
||
struct CmdSignPaths : StorePathsCommand
|
||
{
|
||
Path secretKeyFile;
|
||
|
||
CmdSignPaths()
|
||
{
|
||
mkFlag('k', "key-file", {"file"}, "file containing the secret signing key", &secretKeyFile);
|
||
}
|
||
|
||
std::string name() override
|
||
{
|
||
return "sign-paths";
|
||
}
|
||
|
||
std::string description() override
|
||
{
|
||
return "sign the specified paths";
|
||
}
|
||
|
||
void run(ref<Store> store, Paths storePaths) override
|
||
{
|
||
if (secretKeyFile.empty())
|
||
throw UsageError("you must specify a secret key file using ‘-k’");
|
||
|
||
SecretKey secretKey(readFile(secretKeyFile));
|
||
|
||
size_t added{0};
|
||
|
||
for (auto & storePath : storePaths) {
|
||
auto info = store->queryPathInfo(storePath);
|
||
|
||
auto info2(*info);
|
||
info2.sigs.clear();
|
||
info2.sign(secretKey);
|
||
assert(!info2.sigs.empty());
|
||
|
||
if (!info->sigs.count(*info2.sigs.begin())) {
|
||
store->addSignatures(storePath, info2.sigs);
|
||
added++;
|
||
}
|
||
}
|
||
|
||
printMsg(lvlInfo, format("added %d signatures") % added);
|
||
}
|
||
};
|
||
|
||
static RegisterCommand r3(make_ref<CmdSignPaths>());
|