From c7cf8b3ea594ec704d6d41b25959ba01c489d7ee Mon Sep 17 00:00:00 2001
From: Jiri Kalvoda <jirikalvoda@kam.mff.cuni.cz>
Date: Sun, 14 Apr 2024 23:20:00 +0200
Subject: [PATCH] NET namespaces
---
network/init.sh | 2 ++
network/namespaces | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 36 insertions(+)
create mode 100755 network/namespaces
diff --git a/network/init.sh b/network/init.sh
index c0dbb58..8078563 100755
--- a/network/init.sh
+++ b/network/init.sh
@@ -44,4 +44,6 @@ confln cdwifi-autologin.service /lib/systemd/system/ cr
confln blatto-daemon.py /usr/bin/net-blatto-daemon c
init-service net-blatto-daemon root /usr/bin/net-blatto-daemon "" "ExecReload=/bin/kill -HUP \$MAINPID"
+confln namespaces /etc/net/ cr
+
install_ok
diff --git a/network/namespaces b/network/namespaces
new file mode 100755
index 0000000..f73d538
--- /dev/null
+++ b/network/namespaces
@@ -0,0 +1,34 @@
+#!/bin/sh
+set -o xtrace
+
+
+ipv4_prefix=10.39
+
+add_netns()
+{
+ name=$1
+ ipv4_subnet=$2
+ route_rule=$3
+ ip netns add $name
+ ip link add ve2$name type veth peer name vp2${name}
+ ip link set vp2${name} netns $name
+ ip addr add $ipv4_prefix.$ipv4_subnet.1/24 dev ve2$name
+ ip route add $ipv4_prefix.$ipv4_subnet.0/24 dev ve2$name table 39
+ ip -n $name addr add $ipv4_prefix.$ipv4_subnet.10/24 dev vp2${name}
+ ip link set ve2$name up
+ ip -n $name link set vp2${name} up
+ ip netns exec $name ip link set dev lo up
+ ip netns exec $name ip route add default via $ipv4_prefix.$ipv4_subnet.1
+ ip-man replace_rule --iif ve2$name --priority_base 100 $route_rule
+}
+
+add_netns 2direct 0 254
+add_netns 2bl-mn 2 122
+add_netns 2bl-awn 3 123
+add_netns 2bl-mul 4 124
+
+add_netns 2untr 6 6
+add_netns 2untr-bl 61 6121
+add_netns 2untr-bl-mn 62 6122
+add_netns 2untr-bl-awn 63 6123
+add_netns 2untr-bl-mul 64 6124
--
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