fff-network: rework sysctl's

Just disable autoconf.

Some sysctl's are currently not available due some missing kernel
features. Maybe some day they reappear.

Signed-off-by: Tim Niemeyer <tim@tn-x.org>
Reviewed-by: Robert Langhammer <rlanghammer@web.de>
Reviewed-by: Christian Dresel <fff@chrisi01.de>
Tested-by: Christian Dresel <fff@chrisi01.de>

src/packages/fff/fff-network/files/etc/sysctl.d/50-fff-network.conf

@@ -37,7 +37,7 @@ net.ipv6.conf.default.accept_dad=0
 net.ipv6.conf.default.accept_ra=0
 net.ipv6.conf.default.accept_redirects=0
 net.ipv6.conf.all.accept_dad=0
-net.ipv6.conf.all.accept_ra=1
+net.ipv6.conf.all.accept_ra=0
 net.ipv6.conf.all.accept_redirects=0
 
 # Number of Router Solicitations to send until assuming no routers are present.
@@ -47,19 +47,19 @@ net.ipv6.conf.all.router_solicitations = 0
 
 # Accept Router Preference in RA?
 net.ipv6.conf.default.accept_ra_rtr_pref = 0
-net.ipv6.conf.all.accept_ra_rtr_pref = 1
+net.ipv6.conf.all.accept_ra_rtr_pref = 0
 
 # Learn Prefix Information in Router Advertisement
 net.ipv6.conf.default.accept_ra_pinfo = 0
-net.ipv6.conf.all.accept_ra_pinfo = 1
+net.ipv6.conf.all.accept_ra_pinfo = 0
 
 # Setting controls whether the system will accept Hop Limit settings from a router advertisement
 net.ipv6.conf.default.accept_ra_defrtr = 0
-net.ipv6.conf.all.accept_ra_defrtr = 1
+net.ipv6.conf.all.accept_ra_defrtr = 0
 
 #router advertisements can cause the system to assign a global unicast address to an interface
 net.ipv6.conf.default.autoconf = 0
-net.ipv6.conf.all.autoconf = 1
+net.ipv6.conf.all.autoconf = 0
 
 #how many neighbor solicitations to send out per address?
 net.ipv6.conf.default.dad_transmits = 3

src/packages/fff/fff-network/files/usr/sbin/configurenetwork

@@ -35,6 +35,7 @@ setAutoConf() {
     local on=$2
 
     echo "# Generated from configurenetwork" > "/etc/sysctl.d/51-fff-network-$iface.conf"
+    echo "net.ipv6.conf.$iface.accept_ra = $on" >> "/etc/sysctl.d/51-fff-network-$iface.conf"
     echo "net.ipv6.conf.$iface.accept_ra_defrtr = $on" >> "/etc/sysctl.d/51-fff-network-$iface.conf"
     echo "net.ipv6.conf.$iface.accept_ra_pinfo = $on" >> "/etc/sysctl.d/51-fff-network-$iface.conf"
     echo "net.ipv6.conf.$iface.autoconf = $on" >> "/etc/sysctl.d/51-fff-network-$iface.conf"