More W32 resolver workarounds

[oweals/gnunet.git] / src / dns / test_gnunet_dns.sh

diff --git a/src/dns/test_gnunet_dns.sh b/src/dns/test_gnunet_dns.sh
index 35585d46e052ea3a1e39852f5f29ea35db5329a6..4fa47bb6fcad05666a11124d90940f40e4523b42 100755 (executable)
--- a/src/dns/test_gnunet_dns.sh
+++ b/src/dns/test_gnunet_dns.sh
@@ -6,13 +6,46 @@ then
   echo "This test only works if run as root.  Skipping."
   exit 0
 fi
+if ! which sudo > /dev/null 
+then
+  echo "This test requires sudo.  Skipping."
+  exit 0
+fi
+if [ ! -x `which sudo` ]
+then
+  echo "This test requires sudo.  Skipping."
+  exit 0
+fi
+if ! which nslookup > /dev/null
+then 
+  echo "This test requires nslookup.  Skipping."
+  exit 0
+fi
+if [ ! -x `which nslookup` ]
+then
+  echo "This test requires nslookup.  Skipping."
+  exit 0
+fi
+if ! iptables -t mangle --list &> /dev/null
+then
+  echo "This test requires iptables with 'mangle' support. Skipping."
+  exit 0
+fi
+
 export PATH=".:$PATH"
 gnunet-service-dns -c dns.conf &
 gnunet-dns-redirector -c dns.conf -4 127.0.0.1 &
 sleep 1
-LO=`nslookup gnunet.org | grep Address | tail -n1`
+# need to run 'nslookup' as 'nobody', as gnunet-service-dns runs as root
+# and thus 'root' is excepted from DNS interception!
+LO=`sudo -u nobody nslookup gnunet.org | grep Address | tail -n1`
 if [ "$LO" != "Address: 127.0.0.1" ]
 then
- echo "Fail: $LO"
+ echo "Fail: got address $LO, wanted 127.0.0.1"
+ ret=1
+else
+ echo "Test run, with success."
+ ret=0
 fi
 kill `jobs -p`
+exit $ret