src/libstore/uds-remote-store.hh


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57

#pragma once

#include "remote-store.hh"
#include "local-fs-store.hh"

namespace nix {

struct UDSRemoteStoreConfig : virtual LocalFSStoreConfig, virtual RemoteStoreConfig
{
    UDSRemoteStoreConfig(const Store::Params & params)
        : StoreConfig(params)
        , LocalFSStoreConfig(params)
        , RemoteStoreConfig(params)
    {
    }

    const std::string name() override { return "Local Daemon Store"; }

    std::string doc() override
    {
        return
          #include "uds-remote-store.md"
          ;
    }
};

class UDSRemoteStore : public virtual UDSRemoteStoreConfig, public virtual LocalFSStore, public virtual RemoteStore
{
public:

    UDSRemoteStore(const Params & params);
    UDSRemoteStore(const std::string scheme, std::string path, const Params & params);

    std::string getUri() override;

    static std::set<std::string> uriSchemes()
    { return {"unix"}; }

    ref<FSAccessor> getFSAccessor() override
    { return LocalFSStore::getFSAccessor(); }

    void narFromPath(const StorePath & path, Sink & sink) override
    { LocalFSStore::narFromPath(path, sink); }

private:

    struct Connection : RemoteStore::Connection
    {
        AutoCloseFD fd;
        void closeWrite() override;
    };

    ref<RemoteStore::Connection> openConnection() override;
    std::optional<std::string> path;
};

}