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elide the 'ErrorInfo' in logError and logWarning calls

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This commit is contained in:
Ben Burdette 2020-06-02 08:22:24 -06:00
parent 734283d636
commit d82d230b40
11 changed files with 187 additions and 224 deletions
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11
src/build-remote/build-remote.cc
View file

@ -200,12 +200,11 @@ static int _main(int argc, char * * argv)
} catch (std::exception & e) {
auto msg = chomp(drainFD(5, false));
logError(
ErrorInfo {
.name = "Remote build",
.hint = hintfmt("cannot build on '%s': %s%s",
bestMachine->storeUri, e.what(),
(msg.empty() ? "" : ": " + msg))
logError({
.name = "Remote build",
.hint = hintfmt("cannot build on '%s': %s%s",
bestMachine->storeUri, e.what(),
(msg.empty() ? "" : ": " + msg))
});
bestMachine->enabled = false;
continue;

111
src/error-demo/error-demo.cc
View file

@ -62,101 +62,96 @@ int main()
// For completeness sake, show 'info' through 'vomit' levels.
// But this is maybe a heavy format for those.
logger->logEI(
ErrorInfo { .level = lvlInfo,
logger->logEI({ .level = lvlInfo,
.name = "Info name",
.description = "Info description",
});
logger->logEI(
ErrorInfo { .level = lvlTalkative,
logger->logEI({ .level = lvlTalkative,
.name = "Talkative name",
.description = "Talkative description",
});
logger->logEI(
ErrorInfo { .level = lvlChatty,
logger->logEI({ .level = lvlChatty,
.name = "Chatty name",
.description = "Chatty description",
});
logger->logEI(
ErrorInfo { .level = lvlDebug,
logger->logEI({ .level = lvlDebug,
.name = "Debug name",
.description = "Debug description",
});
logger->logEI(
ErrorInfo { .level = lvlVomit,
logger->logEI({ .level = lvlVomit,
.name = "Vomit name",
.description = "Vomit description",
});
// Error in a program; no hint and no nix code.
logError(
ErrorInfo { .name = "name",
.description = "error description",
});
logError({
.name = "name",
.description = "error description",
});
// Warning with name, description, and hint.
// The hintfmt function makes all the substituted text yellow.
logWarning(
ErrorInfo { .name = "name",
.description = "error description",
.hint = hintfmt("there was a %1%", "warning"),
});
logWarning({
.name = "name",
.description = "error description",
.hint = hintfmt("there was a %1%", "warning"),
});
// Warning with nix file, line number, column, and the lines of
// code where a warning occurred.
SymbolTable testTable;
auto problem_file = testTable.create("myfile.nix");
logWarning(
ErrorInfo { .name = "warning name",
.description = "warning description",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13),
.prevLineOfCode = std::nullopt,
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = std::nullopt
}});
logWarning({
.name = "warning name",
.description = "warning description",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13),
.prevLineOfCode = std::nullopt,
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = std::nullopt
}});
// Error with previous and next lines of code.
logError(
ErrorInfo { .name = "error name",
.description = "error with code lines",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13),
.prevLineOfCode = "previous line of code",
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = "next line of code",
}});
logError({
.name = "error name",
.description = "error with code lines",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13),
.prevLineOfCode = "previous line of code",
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = "next line of code",
}});
// Error without lines of code.
logError(
ErrorInfo { .name = "error name",
.description = "error without any code lines.",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13)
}});
logError({
.name = "error name",
.description = "error without any code lines.",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13)
}});
// Error with only hint and name..
logError(
ErrorInfo { .name = "error name",
.hint = hintfmt("hint %1%", "only"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13)
}});
logError({
.name = "error name",
.hint = hintfmt("hint %1%", "only"),
.nixCode = NixCode {
.errPos = Pos(problem_file, 40, 13)
}});
return 0;
}

107
src/libstore/build.cc
View file

@ -1158,10 +1158,9 @@ void DerivationGoal::loadDerivation()
trace("loading derivation");
if (nrFailed != 0) {
logError(
ErrorInfo {
.name = "missing derivation during build",
.hint = hintfmt("cannot build missing derivation '%s'", worker.store.printStorePath(drvPath))
logError({
.name = "missing derivation during build",
.hint = hintfmt("cannot build missing derivation '%s'", worker.store.printStorePath(drvPath))
});
done(BuildResult::MiscFailure);
return;
@ -1313,12 +1312,11 @@ void DerivationGoal::repairClosure()
/* Check each path (slow!). */
for (auto & i : outputClosure) {
if (worker.pathContentsGood(i)) continue;
logError(
ErrorInfo {
.name = "Corrupt path in closure",
.hint = hintfmt(
"found corrupted or missing path '%s' in the output closure of '%s'",
worker.store.printStorePath(i), worker.store.printStorePath(drvPath))
logError({
.name = "Corrupt path in closure",
.hint = hintfmt(
"found corrupted or missing path '%s' in the output closure of '%s'",
worker.store.printStorePath(i), worker.store.printStorePath(drvPath))
});
auto drvPath2 = outputsToDrv.find(i);
if (drvPath2 == outputsToDrv.end())
@ -1353,12 +1351,11 @@ void DerivationGoal::inputsRealised()
if (nrFailed != 0) {
if (!useDerivation)
throw Error("some dependencies of '%s' are missing", worker.store.printStorePath(drvPath));
logError(
ErrorInfo {
.name = "Dependencies could not be built",
.hint = hintfmt(
"cannot build derivation '%s': %s dependencies couldn't be built",
worker.store.printStorePath(drvPath), nrFailed)
logError({
.name = "Dependencies could not be built",
.hint = hintfmt(
"cannot build derivation '%s': %s dependencies couldn't be built",
worker.store.printStorePath(drvPath), nrFailed)
});
done(BuildResult::DependencyFailed);
return;
@ -1844,12 +1841,11 @@ HookReply DerivationGoal::tryBuildHook()
} catch (SysError & e) {
if (e.errNo == EPIPE) {
logError(
ErrorInfo {
.name = "Build hook died",
.hint = hintfmt(
"build hook died unexpectedly: %s",
chomp(drainFD(worker.hook->fromHook.readSide.get())))
logError({
.name = "Build hook died",
.hint = hintfmt(
"build hook died unexpectedly: %s",
chomp(drainFD(worker.hook->fromHook.readSide.get())))
});
worker.hook = 0;
return rpDecline;
@ -3692,11 +3688,10 @@ void DerivationGoal::registerOutputs()
/* Apply hash rewriting if necessary. */
bool rewritten = false;
if (!outputRewrites.empty()) {
logWarning(
ErrorInfo {
.name = "Rewriting hashes",
.hint = hintfmt("rewriting hashes in '%1%'; cross fingers", path)
});
logWarning({
.name = "Rewriting hashes",
.hint = hintfmt("rewriting hashes in '%1%'; cross fingers", path)
});
/* Canonicalise first. This ensures that the path we're
rewriting doesn't contain a hard link to /etc/shadow or
@ -3875,10 +3870,9 @@ void DerivationGoal::registerOutputs()
if (settings.enforceDeterminism)
throw NotDeterministic(hint);
logError(
ErrorInfo {
.name = "Output determinism error",
.hint = hint
logError({
.name = "Output determinism error",
.hint = hint
});
@ -4145,12 +4139,11 @@ void DerivationGoal::handleChildOutput(int fd, const string & data)
{
logSize += data.size();
if (settings.maxLogSize && logSize > settings.maxLogSize) {
logError(
ErrorInfo {
.name = "Max log size exceeded",
.hint = hintfmt(
"%1% killed after writing more than %2% bytes of log output",
getName(), settings.maxLogSize)
logError({
.name = "Max log size exceeded",
.hint = hintfmt(
"%1% killed after writing more than %2% bytes of log output",
getName(), settings.maxLogSize)
});
killChild();
done(BuildResult::LogLimitExceeded);
@ -4467,12 +4460,11 @@ void SubstitutionGoal::tryNext()
&& !sub->isTrusted
&& !info->checkSignatures(worker.store, worker.store.getPublicKeys()))
{
logWarning(
ErrorInfo {
.name = "Invalid path signature",
.hint = hintfmt("substituter '%s' does not have a valid signature for path '%s'",
sub->getUri(), worker.store.printStorePath(storePath))
});
logWarning({
.name = "Invalid path signature",
.hint = hintfmt("substituter '%s' does not have a valid signature for path '%s'",
sub->getUri(), worker.store.printStorePath(storePath))
});
tryNext();
return;
}
@ -4954,12 +4946,11 @@ void Worker::waitForInput()
j->respectTimeouts &&
after - j->lastOutput >= std::chrono::seconds(settings.maxSilentTime))
{
logError(
ErrorInfo {
.name = "Silent build timeout",
.hint = hintfmt(
"%1% timed out after %2% seconds of silence",
goal->getName(), settings.maxSilentTime)
logError({
.name = "Silent build timeout",
.hint = hintfmt(
"%1% timed out after %2% seconds of silence",
goal->getName(), settings.maxSilentTime)
});
goal->timedOut();
}
@ -4969,12 +4960,11 @@ void Worker::waitForInput()
j->respectTimeouts &&
after - j->timeStarted >= std::chrono::seconds(settings.buildTimeout))
{
logError(
ErrorInfo {
.name = "Build timeout",
.hint = hintfmt(
"%1% timed out after %2% seconds",
goal->getName(), settings.buildTimeout)
logError({
.name = "Build timeout",
.hint = hintfmt(
"%1% timed out after %2% seconds",
goal->getName(), settings.buildTimeout)
});
goal->timedOut();
}
@ -5035,10 +5025,9 @@ bool Worker::pathContentsGood(const StorePath & path)
}
pathContentsGoodCache.insert_or_assign(path.clone(), res);
if (!res)
logError(
ErrorInfo {
.name = "Corrupted path",
.hint = hintfmt("path '%s' is corrupted or missing!", store.printStorePath(path))
logError({
.name = "Corrupted path",
.hint = hintfmt("path '%s' is corrupted or missing!", store.printStorePath(path))
});
return res;
}

11
src/libstore/filetransfer.cc
View file

@ -599,12 +599,11 @@ struct curlFileTransfer : public FileTransfer
workerThreadMain();
} catch (nix::Interrupted & e) {
} catch (std::exception & e) {
logError(
ErrorInfo {
.name = "File transfer",
.hint = hintfmt("unexpected error in download thread: %s",
e.what())
});
logError({
.name = "File transfer",
.hint = hintfmt("unexpected error in download thread: %s",
e.what())
});
}
{

45
src/libstore/local-store.cc
View file

@ -87,12 +87,11 @@ LocalStore::LocalStore(const Params & params)
struct group * gr = getgrnam(settings.buildUsersGroup.get().c_str());
if (!gr)
logError(
ErrorInfo {
.name = "'build-users-group' not found",
.hint = hintfmt(
"warning: the group '%1%' specified in 'build-users-group' does not exist",
settings.buildUsersGroup)
logError({
.name = "'build-users-group' not found",
.hint = hintfmt(
"warning: the group '%1%' specified in 'build-users-group' does not exist",
settings.buildUsersGroup)
});
else {
struct stat st;
@ -1242,12 +1241,11 @@ bool LocalStore::verifyStore(bool checkContents, RepairFlag repair)
Path linkPath = linksDir + "/" + link.name;
string hash = hashPath(htSHA256, linkPath).first.to_string(Base32, false);
if (hash != link.name) {
logError(
ErrorInfo {
.name = "Invalid hash",
.hint = hintfmt(
"link '%s' was modified! expected hash '%s', got '%s'",
linkPath, link.name, hash)
logError({
.name = "Invalid hash",
.hint = hintfmt(
"link '%s' was modified! expected hash '%s', got '%s'",
linkPath, link.name, hash)
});
if (repair) {
if (unlink(linkPath.c_str()) == 0)
@ -1281,11 +1279,10 @@ bool LocalStore::verifyStore(bool checkContents, RepairFlag repair)
auto current = hashSink->finish();
if (info->narHash != nullHash && info->narHash != current.first) {
logError(
ErrorInfo {
.name = "Invalid hash - path modified",
.hint = hintfmt("path '%s' was modified! expected hash '%s', got '%s'",
printStorePath(i), info->narHash.to_string(), current.first.to_string())
logError({
.name = "Invalid hash - path modified",
.hint = hintfmt("path '%s' was modified! expected hash '%s', got '%s'",
printStorePath(i), info->narHash.to_string(), current.first.to_string())
});
if (repair) repairPath(i); else errors = true;
} else {
@ -1337,10 +1334,9 @@ void LocalStore::verifyPath(const Path & pathS, const StringSet & store,
if (!done.insert(pathS).second) return;
if (!isStorePath(pathS)) {
logError(
ErrorInfo {
.name = "Nix path not found",
.hint = hintfmt("path '%s' is not in the Nix store", pathS)
logError({
.name = "Nix path not found",
.hint = hintfmt("path '%s' is not in the Nix store", pathS)
});
return;
}
@ -1364,10 +1360,9 @@ void LocalStore::verifyPath(const Path & pathS, const StringSet & store,
auto state(_state.lock());
invalidatePath(*state, path);
} else {
logError(
ErrorInfo {
.name = "Missing path with referrers",
.hint = hintfmt("path '%s' disappeared, but it still has valid referrers!", pathS)
logError({
.name = "Missing path with referrers",
.hint = hintfmt("path '%s' disappeared, but it still has valid referrers!", pathS)
});
if (repair)
try {

21
src/libstore/optimise-store.cc
View file

@ -130,10 +130,9 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
NixOS (example: $fontconfig/var/cache being modified). Skip
those files. FIXME: check the modification time. */
if (S_ISREG(st.st_mode) && (st.st_mode & S_IWUSR)) {
logWarning(
ErrorInfo {
.name = "Suspicious file",
.hint = hintfmt("skipping suspicious writable file '%1%'", path)
logWarning({
.name = "Suspicious file",
.hint = hintfmt("skipping suspicious writable file '%1%'", path)
});
return;
}
@ -198,10 +197,9 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
}
if (st.st_size != stLink.st_size) {
logWarning(
ErrorInfo {
.name = "Corrupted link",
.hint = hintfmt("removing corrupted link '%1%'", linkPath)
logWarning({
.name = "Corrupted link",
.hint = hintfmt("removing corrupted link '%1%'", linkPath)
});
unlink(linkPath.c_str());
goto retry;
@ -237,10 +235,9 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
/* Atomically replace the old file with the new hard link. */
if (rename(tempLink.c_str(), path.c_str()) == -1) {
if (unlink(tempLink.c_str()) == -1)
logError(
ErrorInfo {
.name = "Unlink error",
.hint = hintfmt("unable to unlink '%1%'", tempLink)
logError({
.name = "Unlink error",
.hint = hintfmt("unable to unlink '%1%'", tempLink)
});
if (errno == EMLINK) {
/* Some filesystems generate too many links on the rename,

7
src/libutil/logging.cc
View file

@ -251,10 +251,9 @@ bool handleJSONLogMessage(const std::string & msg,
}
} catch (std::exception & e) {
logError(
ErrorInfo {
.name = "Json log message",
.hint = hintfmt("bad log message from builder: %s", e.what())
logError({
.name = "Json log message",
.hint = hintfmt("bad log message from builder: %s", e.what())
});
}

27
src/nix-env/nix-env.cc
View file

@ -123,10 +123,9 @@ static void getAllExprs(EvalState & state,
if (hasSuffix(attrName, ".nix"))
attrName = string(attrName, 0, attrName.size() - 4);
if (!attrs.insert(attrName).second) {
logError(
ErrorInfo {
.name = "Name collision",
.hint = hintfmt("warning: name collision in input Nix expressions, skipping '%1%'", path2)
logError({
.name = "Name collision",
.hint = hintfmt("warning: name collision in input Nix expressions, skipping '%1%'", path2)
});
continue;
}
@ -875,11 +874,10 @@ static void queryJSON(Globals & globals, vector<DrvInfo> & elems)
auto placeholder = metaObj.placeholder(j);
Value * v = i.queryMeta(j);
if (!v) {
logError(
ErrorInfo {
.name = "Invalid meta attribute",
.hint = hintfmt("derivation '%s' has invalid meta attribute '%s'",
i.queryName(), j)
logError({
.name = "Invalid meta attribute",
.hint = hintfmt("derivation '%s' has invalid meta attribute '%s'",
i.queryName(), j)
});
placeholder.write(nullptr);
} else {
@ -1131,12 +1129,11 @@ static void opQuery(Globals & globals, Strings opFlags, Strings opArgs)
attrs2["name"] = j;
Value * v = i.queryMeta(j);
if (!v)
logError(
ErrorInfo {
.name = "Invalid meta attribute",
.hint = hintfmt(
"derivation '%s' has invalid meta attribute '%s'",
i.queryName(), j)
logError({
.name = "Invalid meta attribute",
.hint = hintfmt(
"derivation '%s' has invalid meta attribute '%s'",
i.queryName(), j)
});
else {
if (v->type == tString) {

17
src/nix-store/nix-store.cc
View file

@ -704,7 +704,7 @@ static void opVerify(Strings opFlags, Strings opArgs)
else throw UsageError("unknown flag '%1%'", i);
if (store->verifyStore(checkContents, repair)) {
logWarning(ErrorInfo {
logWarning({
.name = "Store consistency",
.description = "not all errors were fixed"
});
@ -729,14 +729,13 @@ static void opVerifyPath(Strings opFlags, Strings opArgs)
store->narFromPath(path, sink);
auto current = sink.finish();
if (current.first != info->narHash) {
logError(
ErrorInfo {
.name = "Hash mismatch",
.hint = hintfmt(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(path),
info->narHash.to_string(),
current.first.to_string())
logError({
.name = "Hash mismatch",
.hint = hintfmt(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(path),
info->narHash.to_string(),
current.first.to_string())
});
status = 1;
}

26
src/nix/verify.cc
View file

@ -99,15 +99,14 @@ struct CmdVerify : StorePathsCommand
if (hash.first != info->narHash) {
corrupted++;
act2.result(resCorruptedPath, store->printStorePath(info->path));
logError(
ErrorInfo {
.name = "Hash error - path modified",
.hint = hintfmt(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(info->path),
info->narHash.to_string(),
hash.first.to_string())
});
logError({
.name = "Hash error - path modified",
.hint = hintfmt(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(info->path),
info->narHash.to_string(),
hash.first.to_string())
});
}
}
@ -156,11 +155,10 @@ struct CmdVerify : StorePathsCommand
if (!good) {
untrusted++;
act2.result(resUntrustedPath, store->printStorePath(info->path));
logError(
ErrorInfo {
.name = "Untrusted path",
.hint = hintfmt("path '%s' is untrusted",
store->printStorePath(info->path))
logError({
.name = "Untrusted path",
.hint = hintfmt("path '%s' is untrusted",
store->printStorePath(info->path))
});
}

28
src/resolve-system-dependencies/resolve-system-dependencies.cc
View file

@ -39,19 +39,17 @@ std::set<std::string> runResolver(const Path & filename)
throw SysError("statting '%s'", filename);
if (!S_ISREG(st.st_mode)) {
logError(
ErrorInfo {
.name = "Regular MACH file",
.hint = hintfmt("file '%s' is not a regular file", filename)
logError({
.name = "Regular MACH file",
.hint = hintfmt("file '%s' is not a regular file", filename)
});
return {};
}
if (st.st_size < sizeof(mach_header_64)) {
logError(
ErrorInfo {
.name = "File too short",
.hint = hintfmt("file '%s' is too short for a MACH binary", filename)
logError({
.name = "File too short",
.hint = hintfmt("file '%s' is too short for a MACH binary", filename)
});
return {};
}
@ -74,20 +72,18 @@ std::set<std::string> runResolver(const Path & filename)
}
}
if (mach64_offset == 0) {
logError(
ErrorInfo {
.name = "No mach64 blobs",
.hint = hintfmt("Could not find any mach64 blobs in file '%1%', continuing...", filename)
logError({
.name = "No mach64 blobs",
.hint = hintfmt("Could not find any mach64 blobs in file '%1%', continuing...", filename)
});
return {};
}
} else if (magic == MH_MAGIC_64 || magic == MH_CIGAM_64) {
mach64_offset = 0;
} else {
logError(
ErrorInfo {
.name = "Magic number",
.hint = hintfmt("Object file has unknown magic number '%1%', skipping it...", magic)
logError({
.name = "Magic number",
.hint = hintfmt("Object file has unknown magic number '%1%', skipping it...", magic)
});
return {};
}