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authorEelco Dolstra <eelco.dolstra@logicblox.com>2015-10-06 17:33:30 +0200
committerEelco Dolstra <eelco.dolstra@logicblox.com>2015-10-06 17:33:30 +0200
commit1abda8e17311fbfc27b751b90aff4f691f496b0f (patch)
treef5ea0a3faa048610cffddcebfa0ee9f022a21440
parent9ffc4f4363d9596e2477645eab94e4140cd47c19 (diff)
nix-store --serve: Implement log size limit
-rw-r--r--src/libstore/build.cc3
-rw-r--r--src/libstore/store-api.hh3
-rw-r--r--src/nix-store/nix-store.cc4
-rw-r--r--src/nix-store/serve-protocol.hh2
4 files changed, 8 insertions, 4 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 70278a878..3adad662d 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -2854,7 +2854,8 @@ void DerivationGoal::handleChildOutput(int fd, const string & data)
printMsg(lvlError,
format("%1% killed after writing more than %2% bytes of log output")
% getName() % settings.maxLogSize);
- timedOut(); // not really a timeout, but close enough
+ killChild();
+ done(BuildResult::LogLimitExceeded);
return;
}
if (verbosity >= settings.buildVerbosity)
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 235017503..485209d7a 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -112,7 +112,8 @@ struct BuildResult
CachedFailure,
TimedOut,
MiscFailure,
- DependencyFailed
+ DependencyFailed,
+ LogLimitExceeded,
} status = MiscFailure;
std::string errorMsg;
//time_t startTime = 0, stopTime = 0;
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index d541b7b7d..89518bfb1 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -853,7 +853,7 @@ static void opServe(Strings opFlags, Strings opArgs)
if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch");
out << SERVE_MAGIC_2 << SERVE_PROTOCOL_VERSION;
out.flush();
- readInt(in); // Client version, unused for now
+ unsigned int clientVersion = readInt(in);
auto getBuildSettings = [&]() {
// 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.maxSilentTime = readInt(in);
settings.buildTimeout = readInt(in);
+ if (GET_PROTOCOL_MINOR(clientVersion) >= 2)
+ settings.maxLogSize = readInt(in);
};
while (true) {
diff --git a/src/nix-store/serve-protocol.hh b/src/nix-store/serve-protocol.hh
index f7f151d46..c4e2a3703 100644
--- a/src/nix-store/serve-protocol.hh
+++ b/src/nix-store/serve-protocol.hh
@@ -5,7 +5,7 @@ namespace nix {
#define SERVE_MAGIC_1 0x390c9deb
#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_MINOR(x) ((x) & 0x00ff)