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remote_store: register for NIX_REMOTE=unix://path
This allows overriding the socket path so the daemon may be listening at an arbitrary Unix domain socket location. Fixes #1800
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commit
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2 changed files with 26 additions and 2 deletions
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@ -78,10 +78,23 @@ UDSRemoteStore::UDSRemoteStore(const Params & params)
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}
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}
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UDSRemoteStore::UDSRemoteStore(std::string socket_path, const Params & params)
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: Store(params)
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, LocalFSStore(params)
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, RemoteStore(params)
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, path(socket_path)
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{
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}
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std::string UDSRemoteStore::getUri()
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std::string UDSRemoteStore::getUri()
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{
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{
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if (path) {
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return std::string("unix://") + *path;
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} else {
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return "daemon";
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return "daemon";
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}
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}
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}
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ref<RemoteStore::Connection> UDSRemoteStore::openConnection()
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ref<RemoteStore::Connection> UDSRemoteStore::openConnection()
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@ -98,7 +111,7 @@ ref<RemoteStore::Connection> UDSRemoteStore::openConnection()
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throw SysError("cannot create Unix domain socket");
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throw SysError("cannot create Unix domain socket");
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closeOnExec(conn->fd.get());
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closeOnExec(conn->fd.get());
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string socketPath = settings.nixDaemonSocketFile;
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string socketPath = path ? *path : settings.nixDaemonSocketFile;
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struct sockaddr_un addr;
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struct sockaddr_un addr;
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addr.sun_family = AF_UNIX;
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addr.sun_family = AF_UNIX;
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@ -721,5 +734,14 @@ void RemoteStore::Connection::processStderr(Sink * sink, Source * source)
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}
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}
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}
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}
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static std::string uriScheme = "unix://";
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static RegisterStoreImplementation regStore([](
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const std::string & uri, const Store::Params & params)
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-> std::shared_ptr<Store>
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{
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if (std::string(uri, 0, uriScheme.size()) != uriScheme) return 0;
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return std::make_shared<UDSRemoteStore>(std::string(uri, uriScheme.size()), params);
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});
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}
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}
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@ -134,6 +134,7 @@ class UDSRemoteStore : public LocalFSStore, public RemoteStore
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public:
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public:
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UDSRemoteStore(const Params & params);
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UDSRemoteStore(const Params & params);
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UDSRemoteStore(std::string path, const Params & params);
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std::string getUri() override;
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std::string getUri() override;
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@ -145,6 +146,7 @@ private:
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};
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};
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ref<RemoteStore::Connection> openConnection() override;
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ref<RemoteStore::Connection> openConnection() override;
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std::experimental::optional<std::string> path;
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};
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};
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