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#pragma once
///@file
#include "build/local-derivation-goal.hh"
#include "gc-store.hh"
#include "local-store.hh"
namespace nix {
/**
* Linux-specific implementation of LocalStore
*/
class LinuxLocalStore : public LocalStore
{
public:
LinuxLocalStore(const Params & params)
: StoreConfig(params)
, LocalFSStoreConfig(params)
, LocalStoreConfig(params)
, Store(params)
, LocalFSStore(params)
, LocalStore(params)
{
}
LinuxLocalStore(const std::string scheme, std::string path, const Params & params)
: LinuxLocalStore(params)
{
throw UnimplementedError("LinuxLocalStore");
}
private:
void findPlatformRoots(UncheckedRoots & unchecked) override;
};
/**
* Linux-specific implementation of LocalDerivationGoal
*/
class LinuxLocalDerivationGoal : public LocalDerivationGoal
{
public:
using LocalDerivationGoal::LocalDerivationGoal;
private:
/**
* Create and populate chroot
*/
void prepareSandbox() override;
/**
* Start child process in new namespaces and cgroup,
* create /etc/passwd and /etc/group based on discovered uid/gid
*/
Pid startChild(std::function<void()> openSlave) override;
/**
* Kill all processes by build user, possibly using a reused
* cgroup if we have one
*/
void killSandbox(bool getStatus) override;
/**
* Set up system call filtering using seccomp, unless disabled at build time.
* This also sets the NO_NEW_PRIVS flag.
*/
void setupSyscallFilter() override;
bool supportsUidRange() override
{
return true;
}
};
}
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