From c7d5a6a968fa2bd7412c913adf274aaa7174303a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Men=C5=A1=C3=ADk?= <pemensik@redhat.com>
Date: Fri, 2 Mar 2018 13:17:04 +0100
Subject: [PATCH] Print warning on FIPS machine with dnssec enabled. Dnsmasq
 has no proper FIPS 140-2 compliant implementation.

---
 src/dnsmasq.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/dnsmasq.c b/src/dnsmasq.c
index 771bec1..1cb69b7 100644
--- a/src/dnsmasq.c
+++ b/src/dnsmasq.c
@@ -182,6 +182,7 @@ int main (int argc, char **argv)
       
       if (daemon->cachesize < CACHESIZ)
 	die(_("cannot reduce cache size from default when DNSSEC enabled"), NULL, EC_BADCONF);
+           
 #else 
       die(_("DNSSEC not available: set HAVE_DNSSEC in src/config.h"), NULL, EC_BADCONF);
 #endif
@@ -741,6 +742,7 @@ int main (int argc, char **argv)
   if (option_bool(OPT_DNSSEC_VALID))
     {
       int rc;
+      int fips;
 
       /* Delay creating the timestamp file until here, after we've changed user, so that
 	 it has the correct owner to allow updating the mtime later. 
@@ -752,6 +754,13 @@ int main (int argc, char **argv)
 	}
       
       my_syslog(LOG_INFO, _("DNSSEC validation enabled"));
+
+      fips = open("/etc/system-fips", O_RDONLY);
+      if (fips != -1)
+        {
+          close(fips);
+    	  my_syslog(LOG_WARNING, _("DNSSEC support is not FIPS 140-2 compliant")); 
+        }
       
       daemon->dnssec_no_time_check = option_bool(OPT_DNSSEC_TIME);
       if (option_bool(OPT_DNSSEC_TIME) && !daemon->back_to_the_future)
-- 
2.14.3