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nix-store --serve: Implement log size limit

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This commit is contained in:
Eelco Dolstra 2015-10-06 17:33:30 +02:00
parent 9ffc4f4363
commit 1abda8e173
4 changed files with 8 additions and 4 deletions
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3
src/libstore/build.cc
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@ -2854,7 +2854,8 @@ void DerivationGoal::handleChildOutput(int fd, const string & data)
printMsg(lvlError, printMsg(lvlError,
format("%1% killed after writing more than %2% bytes of log output") format("%1% killed after writing more than %2% bytes of log output")
% getName() % settings.maxLogSize); % getName() % settings.maxLogSize);
timedOut(); // not really a timeout, but close enough killChild();
done(BuildResult::LogLimitExceeded);
return; return;
} }
if (verbosity >= settings.buildVerbosity) if (verbosity >= settings.buildVerbosity)

3
src/libstore/store-api.hh
View file

@ -112,7 +112,8 @@ struct BuildResult
CachedFailure, CachedFailure,
TimedOut, TimedOut,
MiscFailure, MiscFailure,
DependencyFailed DependencyFailed,
LogLimitExceeded,
} status = MiscFailure; } status = MiscFailure;
std::string errorMsg; std::string errorMsg;
//time_t startTime = 0, stopTime = 0; //time_t startTime = 0, stopTime = 0;

4
src/nix-store/nix-store.cc
View file

@ -853,7 +853,7 @@ static void opServe(Strings opFlags, Strings opArgs)
if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch"); if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch");
out << SERVE_MAGIC_2 << SERVE_PROTOCOL_VERSION; out << SERVE_MAGIC_2 << SERVE_PROTOCOL_VERSION;
out.flush(); out.flush();
readInt(in); // Client version, unused for now unsigned int clientVersion = readInt(in);
auto getBuildSettings = [&]() { auto getBuildSettings = [&]() {
// FIXME: changing options here doesn't work if we're // FIXME: changing options here doesn't work if we're
@ -863,6 +863,8 @@ static void opServe(Strings opFlags, Strings opArgs)
settings.useSubstitutes = false; settings.useSubstitutes = false;
settings.maxSilentTime = readInt(in); settings.maxSilentTime = readInt(in);
settings.buildTimeout = readInt(in); settings.buildTimeout = readInt(in);
if (GET_PROTOCOL_MINOR(clientVersion) >= 2)
settings.maxLogSize = readInt(in);
}; };
while (true) { while (true) {

2
src/nix-store/serve-protocol.hh
View file

@ -5,7 +5,7 @@ namespace nix {
#define SERVE_MAGIC_1 0x390c9deb #define SERVE_MAGIC_1 0x390c9deb
#define SERVE_MAGIC_2 0x5452eecb #define SERVE_MAGIC_2 0x5452eecb
#define SERVE_PROTOCOL_VERSION 0x201 #define SERVE_PROTOCOL_VERSION 0x202
#define GET_PROTOCOL_MAJOR(x) ((x) & 0xff00) #define GET_PROTOCOL_MAJOR(x) ((x) & 0xff00)
#define GET_PROTOCOL_MINOR(x) ((x) & 0x00ff) #define GET_PROTOCOL_MINOR(x) ((x) & 0x00ff)