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nix daemon: Respect json-log-path and re-open for every connection

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We don't want to inherit the parent's JSON logger since then messages
from different daemon processes may clobber each other.
This commit is contained in:
Eelco Dolstra 2025-03-26 22:15:39 +01:00
parent bc3a847784
commit 502f027390
3 changed files with 21 additions and 18 deletions
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12
src/libstore/daemon.cc
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@ -15,6 +15,7 @@
#include "derivations.hh"
#include "args.hh"
#include "git.hh"
#include "logging.hh"
#ifndef _WIN32 // TODO need graceful async exit support on Windows?
# include "monitor-fd.hh"
@ -1044,9 +1045,18 @@ void processConnection(
auto tunnelLogger = new TunnelLogger(conn.to, protoVersion);
auto prevLogger = nix::logger;
// FIXME
if (!recursive)
if (!recursive) {
logger = tunnelLogger;
if (!loggerSettings.jsonLogPath.get().empty()) {
try {
logger = makeTeeLogger({logger, makeJSONLogger(std::filesystem::path(loggerSettings.jsonLogPath.get()), false)});
} catch (...) {
ignoreExceptionExceptInterrupt();
}
}
}
unsigned int opCount = 0;
Finally finally([&]() {