From 0c730887c4ec4a03fb854490e422c134a1bf8139 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 17 Jul 2014 15:49:33 +0200 Subject: [PATCH] nix-daemon: Show name of connecting user --- src/nix-daemon/nix-daemon.cc | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/src/nix-daemon/nix-daemon.cc b/src/nix-daemon/nix-daemon.cc index f486806353..fd030fe476 100644 --- a/src/nix-daemon/nix-daemon.cc +++ b/src/nix-daemon/nix-daemon.cc @@ -17,6 +17,7 @@ #include #include #include +#include using namespace nix; @@ -855,23 +856,23 @@ static void daemonLoop() closeOnExec(remote); bool trusted = false; - pid_t clientPid = -1; #if defined(SO_PEERCRED) /* Get the identity of the caller, if possible. */ - uid_t clientUid = -1; - ucred cred; socklen_t credLen = sizeof(cred); if (getsockopt(remote, SOL_SOCKET, SO_PEERCRED, &cred, &credLen) == -1) throw SysError("getting peer credentials"); clientPid = cred.pid; - clientUid = cred.uid; - if (clientUid == 0) trusted = true; - printMsg(lvlInfo, format("accepted connection from pid %1%, uid %2%") % clientPid % clientUid); + struct passwd * pw = getpwuid(cred.uid); + string user = pw ? pw->pw_name : int2String(cred.uid); + + if (cred.uid == 0) trusted = true; + + printMsg(lvlInfo, format("accepted connection from pid %1%, user %2%") % clientPid % user); #endif /* Fork a child to handle the connection. */