1 files changed, 29 insertions, 0 deletions

diff --git a/contrib/scripts/netjail/netjail_core.sh b/contrib/scripts/netjail/netjail_core.sh
index 6a18ea902..8dbbeacf1 100755
--- a/contrib/scripts/netjail/netjail_core.sh
+++ b/contrib/scripts/netjail/netjail_core.sh
@@ -9,6 +9,25 @@ JAILOR=${SUDO_USER:?must run in sudo}
 
 export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
 
+netjail_opt() {
+        OPT=$1
+        shift 1
+
+        INDEX=1
+
+        while [ $# -gt 0 ]; do
+                if [ "$1" = "$OPT" ]; then
+                        printf "%d" $INDEX
+                        return
+                fi
+
+                INDEX=$(($INDEX + 1))
+                shift 1
+        done
+
+        printf "%d" 0
+}
+
 netjail_check() {
         NODE_COUNT=$1
 
@@ -74,6 +93,15 @@ netjail_node_link_bridge() {
         ip link set $LINK_BR up
 }
 
+netjail_node_unlink_bridge() {
+        NODE=$1
+        BRIDGE=$2
+        
+        LINK_BR="$NODE-$BRIDGE-1"
+
+        ip link delete $LINK_BR
+}
+
 netjail_node_add_nat() {
         NODE=$1
         ADDRESS=$2
@@ -98,3 +126,4 @@ netjail_node_exec() {
         unshare -fp --kill-child -- ip netns exec $NODE sudo -u $JAILOR -- $@ 1>& $FD_OUT 0<& $FD_IN
 }
 
+