grsecurity: --caps.print

1 files changed, 8 insertions, 1 deletions

diff --git a/src/firemon/firemon.c b/src/firemon/firemon.c
index 0e38696ac..9c3558362 100644
--- a/src/firemon/firemon.c
+++ b/src/firemon/firemon.c
@@ -23,7 +23,8 @@
 #include <sys/ioctl.h>
 #include <sys/prctl.h>
 #include <grp.h>
-
+#include <sys/stat.h>
+ 
 
 static int arg_route = 0;
 static int arg_arp = 0;
@@ -111,6 +112,12 @@ int main(int argc, char **argv) {
         unsigned pid = 0;
         int i;
 
+        struct stat s;
+        if (getuid() != 0 &&stat("/proc/sys/kernel/grsecurity", &s) == 0) {
+                fprintf(stderr, "Error: on Grsecurity systems only root user can run this program\n");
+                exit(1);
+        }
+        
         // handle CTRL-C
         signal (SIGINT, my_handler);
         signal (SIGTERM, my_handler);