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Make names more consistent

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This commit is contained in:
John Ericson 2020-08-05 14:44:39 +00:00
parent 839f0fe095
commit e7b0847f2d
7 changed files with 39 additions and 33 deletions
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2
src/libexpr/primops.cc
View file

@ -774,7 +774,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
auto outPath = state.store->makeFixedOutputPath(ingestionMethod, h, drvName); auto outPath = state.store->makeFixedOutputPath(ingestionMethod, h, drvName);
if (!jsonObject) drv.env["out"] = state.store->printStorePath(outPath); if (!jsonObject) drv.env["out"] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign("out", DerivationOutput { drv.outputs.insert_or_assign("out", DerivationOutput {
.output = DerivationOutputFixed { .output = DerivationOutputCAFixed {
.hash = FixedOutputHash { .hash = FixedOutputHash {
.method = ingestionMethod, .method = ingestionMethod,
.hash = std::move(h), .hash = std::move(h),

10
src/libstore/build.cc
View file

@ -3722,18 +3722,18 @@ void DerivationGoal::registerOutputs()
std::optional<ContentAddress> ca; std::optional<ContentAddress> ca;
if (! std::holds_alternative<DerivationOutputInputAddressed>(i.second.output)) { if (! std::holds_alternative<DerivationOutputInputAddressed>(i.second.output)) {
DerivationOutputFloating outputHash; DerivationOutputCAFloating outputHash;
std::visit(overloaded { std::visit(overloaded {
[&](DerivationOutputInputAddressed doi) { [&](DerivationOutputInputAddressed doi) {
assert(false); // Enclosing `if` handles this case in other branch assert(false); // Enclosing `if` handles this case in other branch
}, },
[&](DerivationOutputFixed dof) { [&](DerivationOutputCAFixed dof) {
outputHash = DerivationOutputFloating { outputHash = DerivationOutputCAFloating {
.method = dof.hash.method, .method = dof.hash.method,
.hashType = dof.hash.hash.type, .hashType = dof.hash.hash.type,
}; };
}, },
[&](DerivationOutputFloating dof) { [&](DerivationOutputCAFloating dof) {
outputHash = dof; outputHash = dof;
}, },
}, i.second.output); }, i.second.output);
@ -3758,7 +3758,7 @@ void DerivationGoal::registerOutputs()
// true if either floating CA, or incorrect fixed hash. // true if either floating CA, or incorrect fixed hash.
bool needsMove = true; bool needsMove = true;
if (auto p = std::get_if<DerivationOutputFixed>(& i.second.output)) { if (auto p = std::get_if<DerivationOutputCAFixed>(& i.second.output)) {
Hash & h = p->hash.hash; Hash & h = p->hash.hash;
if (h != h2) { if (h != h2) {

36
src/libstore/derivations.cc
View file

@ -13,12 +13,12 @@ std::optional<StorePath> DerivationOutput::pathOpt(const Store & store, std::str
[](DerivationOutputInputAddressed doi) -> std::optional<StorePath> { [](DerivationOutputInputAddressed doi) -> std::optional<StorePath> {
return { doi.path }; return { doi.path };
}, },
[&](DerivationOutputFixed dof) -> std::optional<StorePath> { [&](DerivationOutputCAFixed dof) -> std::optional<StorePath> {
return { return {
store.makeFixedOutputPath(dof.hash.method, dof.hash.hash, drvName) store.makeFixedOutputPath(dof.hash.method, dof.hash.hash, drvName)
}; };
}, },
[](DerivationOutputFloating dof) -> std::optional<StorePath> { [](DerivationOutputCAFloating dof) -> std::optional<StorePath> {
return std::nullopt; return std::nullopt;
}, },
}, output); }, output);
@ -27,7 +27,7 @@ std::optional<StorePath> DerivationOutput::pathOpt(const Store & store, std::str
bool derivationIsCA(DerivationType dt) { bool derivationIsCA(DerivationType dt) {
switch (dt) { switch (dt) {
case DerivationType::Regular: return false; case DerivationType::InputAddressed: return false;
case DerivationType::CAFixed: return true; case DerivationType::CAFixed: return true;
case DerivationType::CAFloating: return true; case DerivationType::CAFloating: return true;
}; };
@ -38,7 +38,7 @@ bool derivationIsCA(DerivationType dt) {
bool derivationIsFixed(DerivationType dt) { bool derivationIsFixed(DerivationType dt) {
switch (dt) { switch (dt) {
case DerivationType::Regular: return false; case DerivationType::InputAddressed: return false;
case DerivationType::CAFixed: return true; case DerivationType::CAFixed: return true;
case DerivationType::CAFloating: return false; case DerivationType::CAFloating: return false;
}; };
@ -47,7 +47,7 @@ bool derivationIsFixed(DerivationType dt) {
bool derivationIsImpure(DerivationType dt) { bool derivationIsImpure(DerivationType dt) {
switch (dt) { switch (dt) {
case DerivationType::Regular: return false; case DerivationType::InputAddressed: return false;
case DerivationType::CAFixed: return true; case DerivationType::CAFixed: return true;
case DerivationType::CAFloating: return false; case DerivationType::CAFloating: return false;
}; };
@ -156,7 +156,7 @@ static DerivationOutput parseDerivationOutput(const Store & store, std::istrings
return hash != "" return hash != ""
? DerivationOutput { ? DerivationOutput {
.output = DerivationOutputFixed { .output = DerivationOutputCAFixed {
.hash = FixedOutputHash { .hash = FixedOutputHash {
.method = std::move(method), .method = std::move(method),
.hash = Hash::parseNonSRIUnprefixed(hash, hashType), .hash = Hash::parseNonSRIUnprefixed(hash, hashType),
@ -164,7 +164,7 @@ static DerivationOutput parseDerivationOutput(const Store & store, std::istrings
} }
} }
: DerivationOutput { : DerivationOutput {
.output = DerivationOutputFloating { .output = DerivationOutputCAFloating {
.method = std::move(method), .method = std::move(method),
.hashType = std::move(hashType), .hashType = std::move(hashType),
}, },
@ -321,11 +321,11 @@ string Derivation::unparse(const Store & store, bool maskOutputs,
s += ','; printUnquotedString(s, ""); s += ','; printUnquotedString(s, "");
s += ','; printUnquotedString(s, ""); s += ','; printUnquotedString(s, "");
}, },
[&](DerivationOutputFixed dof) { [&](DerivationOutputCAFixed dof) {
s += ','; printUnquotedString(s, dof.hash.printMethodAlgo()); s += ','; printUnquotedString(s, dof.hash.printMethodAlgo());
s += ','; printUnquotedString(s, dof.hash.hash.to_string(Base16, false)); s += ','; printUnquotedString(s, dof.hash.hash.to_string(Base16, false));
}, },
[&](DerivationOutputFloating dof) { [&](DerivationOutputCAFloating dof) {
s += ','; printUnquotedString(s, makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType)); s += ','; printUnquotedString(s, makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType));
s += ','; printUnquotedString(s, ""); s += ','; printUnquotedString(s, "");
}, },
@ -390,10 +390,10 @@ DerivationType BasicDerivation::type() const
[&](DerivationOutputInputAddressed _) { [&](DerivationOutputInputAddressed _) {
inputAddressedOutputs.insert(i.first); inputAddressedOutputs.insert(i.first);
}, },
[&](DerivationOutputFixed _) { [&](DerivationOutputCAFixed _) {
fixedCAOutputs.insert(i.first); fixedCAOutputs.insert(i.first);
}, },
[&](DerivationOutputFloating dof) { [&](DerivationOutputCAFloating dof) {
floatingCAOutputs.insert(i.first); floatingCAOutputs.insert(i.first);
if (!floatingHashType) { if (!floatingHashType) {
floatingHashType = dof.hashType; floatingHashType = dof.hashType;
@ -408,7 +408,7 @@ DerivationType BasicDerivation::type() const
if (inputAddressedOutputs.empty() && fixedCAOutputs.empty() && floatingCAOutputs.empty()) { if (inputAddressedOutputs.empty() && fixedCAOutputs.empty() && floatingCAOutputs.empty()) {
throw Error("Must have at least one output"); throw Error("Must have at least one output");
} else if (! inputAddressedOutputs.empty() && fixedCAOutputs.empty() && floatingCAOutputs.empty()) { } else if (! inputAddressedOutputs.empty() && fixedCAOutputs.empty() && floatingCAOutputs.empty()) {
return DerivationType::Regular; return DerivationType::InputAddressed;
} else if (inputAddressedOutputs.empty() && ! fixedCAOutputs.empty() && floatingCAOutputs.empty()) { } else if (inputAddressedOutputs.empty() && ! fixedCAOutputs.empty() && floatingCAOutputs.empty()) {
if (fixedCAOutputs.size() > 1) if (fixedCAOutputs.size() > 1)
// FIXME: Experimental feature? // FIXME: Experimental feature?
@ -474,7 +474,7 @@ DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool m
case DerivationType::CAFixed: { case DerivationType::CAFixed: {
std::map<std::string, Hash> outputHashes; std::map<std::string, Hash> outputHashes;
for (const auto & i : drv.outputs) { for (const auto & i : drv.outputs) {
auto & dof = std::get<DerivationOutputFixed>(i.second.output); auto & dof = std::get<DerivationOutputCAFixed>(i.second.output);
auto hash = hashString(htSHA256, "fixed:out:" auto hash = hashString(htSHA256, "fixed:out:"
+ dof.hash.printMethodAlgo() + ":" + dof.hash.printMethodAlgo() + ":"
+ dof.hash.hash.to_string(Base16, false) + ":" + dof.hash.hash.to_string(Base16, false) + ":"
@ -483,7 +483,7 @@ DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool m
} }
return outputHashes; return outputHashes;
} }
case DerivationType::Regular: case DerivationType::InputAddressed:
break; break;
} }
@ -552,7 +552,7 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
auto hashType = parseHashType(hashAlgo); auto hashType = parseHashType(hashAlgo);
return hash != "" return hash != ""
? DerivationOutput { ? DerivationOutput {
.output = DerivationOutputFixed { .output = DerivationOutputCAFixed {
.hash = FixedOutputHash { .hash = FixedOutputHash {
.method = std::move(method), .method = std::move(method),
.hash = Hash::parseNonSRIUnprefixed(hash, hashType), .hash = Hash::parseNonSRIUnprefixed(hash, hashType),
@ -560,7 +560,7 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
} }
} }
: DerivationOutput { : DerivationOutput {
.output = DerivationOutputFloating { .output = DerivationOutputCAFloating {
.method = std::move(method), .method = std::move(method),
.hashType = std::move(hashType), .hashType = std::move(hashType),
}, },
@ -628,11 +628,11 @@ void writeDerivation(Sink & out, const Store & store, const BasicDerivation & dr
[&](DerivationOutputInputAddressed doi) { [&](DerivationOutputInputAddressed doi) {
out << "" << ""; out << "" << "";
}, },
[&](DerivationOutputFixed dof) { [&](DerivationOutputCAFixed dof) {
out << dof.hash.printMethodAlgo() out << dof.hash.printMethodAlgo()
<< dof.hash.hash.to_string(Base16, false); << dof.hash.hash.to_string(Base16, false);
}, },
[&](DerivationOutputFloating dof) { [&](DerivationOutputCAFloating dof) {
out << (makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType)) out << (makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType))
<< ""; << "";
}, },

14
src/libstore/derivations.hh
View file

@ -14,6 +14,7 @@ namespace nix {
/* Abstract syntax of derivations. */ /* Abstract syntax of derivations. */
/* The traditional non-fixed-output derivation type. */
struct DerivationOutputInputAddressed struct DerivationOutputInputAddressed
{ {
/* Will need to become `std::optional<StorePath>` once input-addressed /* Will need to become `std::optional<StorePath>` once input-addressed
@ -21,12 +22,17 @@ struct DerivationOutputInputAddressed
StorePath path; StorePath path;
}; };
struct DerivationOutputFixed /* Fixed-output derivations, whose output paths are content addressed
according to that fixed output. */
struct DerivationOutputCAFixed
{ {
FixedOutputHash hash; /* hash used for expected hash computation */ FixedOutputHash hash; /* hash used for expected hash computation */
}; };
struct DerivationOutputFloating /* Floating-output derivations, whose output paths are content addressed, but
not fixed, and so are dynamically calculated from whatever the output ends
up being. */
struct DerivationOutputCAFloating
{ {
/* information used for expected hash computation */ /* information used for expected hash computation */
FileIngestionMethod method; FileIngestionMethod method;
@ -37,8 +43,8 @@ struct DerivationOutput
{ {
std::variant< std::variant<
DerivationOutputInputAddressed, DerivationOutputInputAddressed,
DerivationOutputFixed, DerivationOutputCAFixed,
DerivationOutputFloating DerivationOutputCAFloating
> output; > output;
std::optional<HashType> hashAlgoOpt(const Store & store) const; std::optional<HashType> hashAlgoOpt(const Store & store) const;
std::optional<StorePath> pathOpt(const Store & store, std::string_view drvName) const; std::optional<StorePath> pathOpt(const Store & store, std::string_view drvName) const;

4
src/libstore/local-store.cc
View file

@ -573,11 +573,11 @@ void LocalStore::checkDerivationOutputs(const StorePath & drvPath, const Derivat
printStorePath(drvPath), printStorePath(doia.path), printStorePath(recomputed)); printStorePath(drvPath), printStorePath(doia.path), printStorePath(recomputed));
envHasRightPath(doia.path, i.first); envHasRightPath(doia.path, i.first);
}, },
[&](DerivationOutputFixed dof) { [&](DerivationOutputCAFixed dof) {
StorePath path = makeFixedOutputPath(dof.hash.method, dof.hash.hash, drvName); StorePath path = makeFixedOutputPath(dof.hash.method, dof.hash.hash, drvName);
envHasRightPath(path, i.first); envHasRightPath(path, i.first);
}, },
[&](DerivationOutputFloating _) { [&](DerivationOutputCAFloating _) {
throw UnimplementedError("Floating CA output derivations are not yet implemented"); throw UnimplementedError("Floating CA output derivations are not yet implemented");
}, },
}, i.second.output); }, i.second.output);

2
src/libstore/misc.cc
View file

@ -113,7 +113,7 @@ std::optional<ContentAddress> getDerivationCA(const BasicDerivation & drv)
{ {
auto out = drv.outputs.find("out"); auto out = drv.outputs.find("out");
if (out != drv.outputs.end()) { if (out != drv.outputs.end()) {
if (auto v = std::get_if<DerivationOutputFixed>(&out->second.output)) if (auto v = std::get_if<DerivationOutputCAFixed>(&out->second.output))
return v->hash; return v->hash;
} }
return std::nullopt; return std::nullopt;

4
src/nix/show-derivation.cc
View file

@ -74,11 +74,11 @@ struct CmdShowDerivation : InstallablesCommand
std::visit(overloaded { std::visit(overloaded {
[&](DerivationOutputInputAddressed doi) { [&](DerivationOutputInputAddressed doi) {
}, },
[&](DerivationOutputFixed dof) { [&](DerivationOutputCAFixed dof) {
outputObj.attr("hashAlgo", dof.hash.printMethodAlgo()); outputObj.attr("hashAlgo", dof.hash.printMethodAlgo());
outputObj.attr("hash", dof.hash.hash.to_string(Base16, false)); outputObj.attr("hash", dof.hash.hash.to_string(Base16, false));
}, },
[&](DerivationOutputFloating dof) { [&](DerivationOutputCAFloating dof) {
outputObj.attr("hashAlgo", makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType)); outputObj.attr("hashAlgo", makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType));
}, },
}, output.second.output); }, output.second.output);