Move dns settings to separate tor config file

src/freedombone-base-email

       echo "  hosts_avoid_tls = *";
       echo "  socks_proxy = 127.0.0.1 port=9050"; } > /etc/exim4/conf.d/transport/050_exim4-config_onion_relay
 
-    if ! grep -q "AutomapHostsOnResolve" /etc/tor/torrc; then
-        echo 'AutomapHostsOnResolve 1' >> /etc/tor/torrc
-    else
-        sed -i 's|#AutomapHostsOnResolve.*|AutomapHostsOnResolve 1|g' /etc/tor/torrc
-        sed -i 's|AutomapHostsOnResolve.*|AutomapHostsOnResolve 1|g' /etc/tor/torrc
-    fi
-
-    if ! grep -q "DNSPort " /etc/tor/torrc; then
-        echo 'DNSPort 5300' >> /etc/tor/torrc
-    else
-        sed -i 's|#DNSPort .*|DNSPort 5300|g' /etc/tor/torrc
-        sed -i 's|DNSPort .*|DNSPort 5300|g' /etc/tor/torrc
-    fi
-
-    if ! grep -q "DNSListenAddress" /etc/tor/torrc; then
-        echo 'DNSListenAddress 127.0.0.1' >> /etc/tor/torrc
-    else
-        sed -i 's|#DNSListenAddress.*|DNSListenAddress 127.0.0.1|g' /etc/tor/torrc
-        sed -i 's|DNSListenAddress.*|DNSListenAddress 127.0.0.1|g' /etc/tor/torrc
-    fi
+    { echo 'DNSPort 5300';
+      echo 'DNSListenAddress 127.0.0.1';
+      echo 'AutomapHostsOnResolve 1'; } > /etc/torrc.d/dns
 
     update-exim4.conf.template -r
     update-exim4.conf

src/freedombone-utils-onion

         echo "%include /etc/torrc.d" >> /etc/tor/torrc
     fi
 
+    { echo 'DNSPort 5300';
+      echo 'DNSListenAddress 127.0.0.1';
+      echo 'AutomapHostsOnResolve 1'; } > /etc/torrc.d/dns
+
+    sed -i '/DNSPort 5300/d' /etc/tor/torrc
+    sed -i '/DNSListenAddress 127.0.0./d' /etc/tor/torrc
+    sed -i '/AutomapHostsOnResolve 1/d' /etc/tor/torrc
+
     systemctl restart tor
 }