diff --git a/ChangeLog b/ChangeLog index b65adbd242..d8c575ea5e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -5,6 +5,11 @@ 2005-12-28 Ulrich Drepper + * nscd/selinux.c (log_callback): Use audit_log_user_avc_message. + Don't do anything if audit_fd is invalid. + (audit_init): Don't complain if kernel support is missing. + Patch by Steve Grubb . + * sysdeps/i386/__longjmp.S [PTR_DEMANGLE]: Also demangle stack pointer. Add CFI. * sysdeps/i386/bsd-_setjmp.S [PTR_MANGLE]: Also mangle stack pointer. diff --git a/nscd/selinux.c b/nscd/selinux.c index 91c1442b59..f0ac3cdf9a 100644 --- a/nscd/selinux.c +++ b/nscd/selinux.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -114,11 +115,28 @@ static int audit_fd = -1; static void log_callback (const char *fmt, ...) { - va_list ap; + if (audit_fd >= 0) + { + va_list ap; + va_start (ap, fmt); - va_start (ap, fmt); - audit_log_avc (audit_fd, AUDIT_USER_AVC, fmt, ap); - va_end (ap); + char *buf; + int e = vasprintf (&buf, fmt, ap); + if (e < 0) + { + buf = alloca (BUFSIZ); + vsnprintf (buf, BUFSIZ, fmt, ap); + } + + /* FIXME: need to attribute this to real user, using getuid for now */ + audit_log_user_avc_message (audit_fd, AUDIT_USER_AVC, buf, NULL, NULL, + NULL, getuid ()); + + if (e >= 0) + free (buf); + + va_end (ap); + } } /* Initialize the connection to the audit system */ @@ -126,8 +144,10 @@ static void audit_init (void) { audit_fd = audit_open (); - if (audit_fd < 0) - dbg_log (_("Failed opening connection to the audit subsystem")); + if (audit_fd < 0 + /* If kernel doesn't support audit, bail out */ + && errno != EINVAL && errno != EPROTONOSUPPORT && errno != EAFNOSUPPORT) + dbg_log (_("Failed opening connection to the audit subsystem")); } #endif /* HAVE_LIBAUDIT */