d82b78bf51
src/libstore/ssh-store.cc: In constructor 'nix::SSHStore::SSHStore(const string&, const Params&)':
src/libstore/ssh-store.cc:31:21: internal compiler error: Segmentation fault
compress)
^
Please submit a full bug report,
with preprocessed source if appropriate.
https://hydra.nixos.org/build/111545609
105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
#include "store-api.hh"
|
|
#include "remote-store.hh"
|
|
#include "remote-fs-accessor.hh"
|
|
#include "archive.hh"
|
|
#include "worker-protocol.hh"
|
|
#include "pool.hh"
|
|
#include "ssh.hh"
|
|
|
|
namespace nix {
|
|
|
|
static std::string uriScheme = "ssh-ng://";
|
|
|
|
class SSHStore : public RemoteStore
|
|
{
|
|
public:
|
|
|
|
const Setting<Path> sshKey{(Store*) this, "", "ssh-key", "path to an SSH private key"};
|
|
const Setting<bool> compress{(Store*) this, false, "compress", "whether to compress the connection"};
|
|
const Setting<Path> remoteProgram{(Store*) this, "nix-daemon", "remote-program", "path to the nix-daemon executable on the remote system"};
|
|
const Setting<std::string> remoteStore{(Store*) this, "", "remote-store", "URI of the store on the remote system"};
|
|
|
|
SSHStore(const std::string & host, const Params & params)
|
|
: Store(params)
|
|
, RemoteStore(params)
|
|
, host(host)
|
|
, master(
|
|
host,
|
|
sshKey,
|
|
// Use SSH master only if using more than 1 connection.
|
|
connections->capacity() > 1,
|
|
compress)
|
|
{
|
|
}
|
|
|
|
std::string getUri() override
|
|
{
|
|
return uriScheme + host;
|
|
}
|
|
|
|
bool sameMachine() override
|
|
{ return false; }
|
|
|
|
void narFromPath(const StorePath & path, Sink & sink) override;
|
|
|
|
ref<FSAccessor> getFSAccessor() override;
|
|
|
|
private:
|
|
|
|
struct Connection : RemoteStore::Connection
|
|
{
|
|
std::unique_ptr<SSHMaster::Connection> sshConn;
|
|
};
|
|
|
|
ref<RemoteStore::Connection> openConnection() override;
|
|
|
|
std::string host;
|
|
|
|
SSHMaster master;
|
|
|
|
void setOptions(RemoteStore::Connection & conn) override
|
|
{
|
|
/* TODO Add a way to explicitly ask for some options to be
|
|
forwarded. One option: A way to query the daemon for its
|
|
settings, and then a series of params to SSHStore like
|
|
forward-cores or forward-overridden-cores that only
|
|
override the requested settings.
|
|
*/
|
|
};
|
|
};
|
|
|
|
void SSHStore::narFromPath(const StorePath & path, Sink & sink)
|
|
{
|
|
auto conn(connections->get());
|
|
conn->to << wopNarFromPath << printStorePath(path);
|
|
conn->processStderr();
|
|
copyNAR(conn->from, sink);
|
|
}
|
|
|
|
ref<FSAccessor> SSHStore::getFSAccessor()
|
|
{
|
|
return make_ref<RemoteFSAccessor>(ref<Store>(shared_from_this()));
|
|
}
|
|
|
|
ref<RemoteStore::Connection> SSHStore::openConnection()
|
|
{
|
|
auto conn = make_ref<Connection>();
|
|
conn->sshConn = master.startCommand(
|
|
fmt("%s --stdio", remoteProgram)
|
|
+ (remoteStore.get() == "" ? "" : " --store " + shellEscape(remoteStore.get())));
|
|
conn->to = FdSink(conn->sshConn->in.get());
|
|
conn->from = FdSource(conn->sshConn->out.get());
|
|
initConnection(*conn);
|
|
return conn;
|
|
}
|
|
|
|
static RegisterStoreImplementation regStore([](
|
|
const std::string & uri, const Store::Params & params)
|
|
-> std::shared_ptr<Store>
|
|
{
|
|
if (std::string(uri, 0, uriScheme.size()) != uriScheme) return 0;
|
|
return std::make_shared<SSHStore>(std::string(uri, uriScheme.size()), params);
|
|
});
|
|
|
|
}
|