[gnunet] branch master updated: -we need ip forwarding on bridges

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martin-schanzenbach pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new 124480c8a -we need ip forwarding on bridges
124480c8a is described below

commit 124480c8af13a9cb82d64f9103c55ae64f36ceda
Author: Martin Schanzenbach <schanzen@gnunet.org>
AuthorDate: Fri Dec 2 23:04:47 2022 +0900

    -we need ip forwarding on bridges
---
 contrib/netjail/netjail_core.sh | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/contrib/netjail/netjail_core.sh b/contrib/netjail/netjail_core.sh
index da784fa5e..5e4fb39f1 100755
--- a/contrib/netjail/netjail_core.sh
+++ b/contrib/netjail/netjail_core.sh
@@ -188,9 +188,10 @@ netjail_node_add_nat() {
        local ADDRESS=$2
        local MASK=$3
 
-    ip netns exec $NODE nft add table nat
-    ip netns exec $NODE nft add chain nat postrouting { type nat hook 
postrouting priority 0 \; }
-    ip netns exec $NODE nft add rule ip nat postrouting ip saddr 
"$ADDRESS/$MASK" counter masquerade
+  ip netns exec $NODE sysctl -w net.ipv4.ip_forward=1
+  ip netns exec $NODE nft add table nat
+  ip netns exec $NODE nft add chain nat postrouting { type nat hook 
postrouting priority 0 \; }
+  ip netns exec $NODE nft add rule ip nat postrouting ip saddr 
"$ADDRESS/$MASK" counter masquerade
        # ip netns exec $NODE iptables -t nat -A POSTROUTING -s 
"$ADDRESS/$MASK" -j MASQUERADE
 }
 

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