70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
#include "serve-protocol-impl.hh"
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#include "build-result.hh"
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#include "derivations.hh"
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namespace nix {
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ServeProto::Version ServeProto::BasicClientConnection::handshake(
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BufferedSink & to,
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Source & from,
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ServeProto::Version localVersion,
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std::string_view host)
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{
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to << SERVE_MAGIC_1 << localVersion;
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to.flush();
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unsigned int magic = readInt(from);
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if (magic != SERVE_MAGIC_2)
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throw Error("'nix-store --serve' protocol mismatch from '%s'", host);
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auto remoteVersion = readInt(from);
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if (GET_PROTOCOL_MAJOR(remoteVersion) != 0x200)
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throw Error("unsupported 'nix-store --serve' protocol version on '%s'", host);
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return remoteVersion;
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}
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ServeProto::Version ServeProto::BasicServerConnection::handshake(
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BufferedSink & to,
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Source & from,
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ServeProto::Version localVersion)
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{
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unsigned int magic = readInt(from);
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if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch");
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to << SERVE_MAGIC_2 << localVersion;
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to.flush();
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return readInt(from);
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}
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StorePathSet ServeProto::BasicClientConnection::queryValidPaths(
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const Store & store,
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bool lock, const StorePathSet & paths,
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SubstituteFlag maybeSubstitute)
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{
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to
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<< ServeProto::Command::QueryValidPaths
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<< lock
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<< maybeSubstitute;
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write(store, *this, paths);
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to.flush();
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return Serialise<StorePathSet>::read(store, *this);
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}
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void ServeProto::BasicClientConnection::putBuildDerivationRequest(
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const Store & store,
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const StorePath & drvPath, const BasicDerivation & drv,
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const ServeProto::BuildOptions & options)
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{
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to
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<< ServeProto::Command::BuildDerivation
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<< store.printStorePath(drvPath);
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writeDerivation(to, store, drv);
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ServeProto::write(store, *this, options);
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to.flush();
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}
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}
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