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Merge pull request #11026 from NixOS/backport-11022-to-2.20-maintenance

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[Backport 2.20-maintenance] Use proper struct sockpeercred for SO_PEERCRED for OpenBSD
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Robert Hensing 2024-07-03 20:39:58 +02:00 committed by GitHub
commit 1e896c1738
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2 changed files with 8 additions and 5 deletions
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1
doc/manual/rl-next/harden-user-sandboxing.md
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@ -2,7 +2,6 @@
synopsis: Harden the user sandboxing
significance: significant
issues:
prs: <only provided once merged>
---
The build directory has been hardened against interference with the outside world by nesting it inside another directory owned by (and only readable by) the daemon user.

12
src/nix/daemon.cc
View File

@ -202,7 +202,11 @@ static PeerInfo getPeerInfo(int remote)
#if defined(SO_PEERCRED)
ucred cred;
# if defined(__OpenBSD__)
struct sockpeercred cred;
# else
ucred cred;
# endif
socklen_t credLen = sizeof(cred);
if (getsockopt(remote, SOL_SOCKET, SO_PEERCRED, &cred, &credLen) == -1)
throw SysError("getting peer credentials");
@ -210,9 +214,9 @@ static PeerInfo getPeerInfo(int remote)
#elif defined(LOCAL_PEERCRED)
#if !defined(SOL_LOCAL)
#define SOL_LOCAL 0
#endif
# if !defined(SOL_LOCAL)
# define SOL_LOCAL 0
# endif
xucred cred;
socklen_t credLen = sizeof(cred);