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Merge pull request #11206 from tie/getxattr-enotsup

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libstore: return ENOTSUP for getxattr functions
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Eelco Dolstra 2024-07-29 14:00:36 +02:00 committed by GitHub
commit 9e2bed7827
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1 changed files with 5 additions and 2 deletions
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7
src/libstore/unix/build/local-derivation-goal.cc
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@ -1702,10 +1702,13 @@ void setupSeccomp()
throw SysError("unable to add seccomp rule");
}
/* Prevent builders from creating EAs or ACLs. Not all filesystems
/* Prevent builders from using EAs or ACLs. Not all filesystems
support these, and they're not allowed in the Nix store because
they're not representable in the NAR serialisation. */
if (seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(setxattr), 0) != 0 ||
if (seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(getxattr), 0) != 0 ||
seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(lgetxattr), 0) != 0 ||
seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(fgetxattr), 0) != 0 ||
seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(setxattr), 0) != 0 ||
seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(lsetxattr), 0) != 0 ||
seccomp_rule_add(ctx, SCMP_ACT_ERRNO(ENOTSUP), SCMP_SYS(fsetxattr), 0) != 0)
throw SysError("unable to add seccomp rule");