├── .gitignore
├── README.md
├── Vagrantfile
└── network-namespace-2
    ├── bridge.sh
    └── bridge_reset.sh


/.gitignore:
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1 | .vagrant
2 | 


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/README.md:
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1 | # make-container-without-docker
2 | 


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/Vagrantfile:
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 1 | BOX_IMAGE = "bento/ubuntu-18.04"
 2 | HOST_NAME = "ubuntu1804"
 3 | 
 4 | $pre_install = <<-SCRIPT
 5 |   echo ">>>> pre-install <<<<<<"
 6 |   sudo apt-get update &&
 7 |   sudo apt-get -y install gcc &&
 8 |   sudo apt-get -y install make &&
 9 |   sudo apt-get -y install pkg-config &&
10 |   sudo apt-get -y install libseccomp-dev &&
11 |   sudo apt-get -y install tree &&
12 |   sudo apt-get -y install jq &&
13 |   sudo apt-get -y install bridge-utils
14 | 
15 |   echo ">>>> install go <<<<<<"
16 |   curl -O https://storage.googleapis.com/golang/go1.15.7.linux-amd64.tar.gz > /dev/null 2>&1 &&
17 |   tar xf go1.15.7.linux-amd64.tar.gz &&
18 |   sudo mv go /usr/local/ &&
19 |   echo 'PATH=$PATH:/usr/local/go/bin' | tee /home/vagrant/.bash_profile
20 | 
21 |   echo ">>>>> install docker <<<<<<"
22 |   sudo apt-get -y install apt-transport-https ca-certificates curl gnupg-agent software-properties-common > /dev/null 2>&1 &&
23 |   sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - &&
24 |   sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" &&
25 |   sudo apt-get update &&
26 |   sudo apt-get -y install docker-ce docker-ce-cli containerd.io > /dev/null 2>&1
27 | SCRIPT
28 | 
29 | Vagrant.configure("2") do |config|
30 | 
31 |  config.vm.define HOST_NAME do |subconfig|
32 |    subconfig.vm.box = BOX_IMAGE
33 |    subconfig.vm.hostname = HOST_NAME
34 |    subconfig.vm.network :private_network, ip: "192.168.104.2"
35 |    subconfig.vm.provider "virtualbox" do |v|
36 |      v.memory = 1536
37 |      v.cpus = 2
38 |    end
39 |    subconfig.vm.provision "shell", inline: $pre_install
40 |  end
41 | 
42 | end
43 | 
44 | 


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/network-namespace-2/bridge.sh:
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 1 | #!/bin/bash
 2 | 
 3 | ip netns add RED;
 4 | ip link add reth0 netns RED type veth peer name reth1
 5 | 
 6 | ip netns add BLUE;
 7 | ip link add beth0 netns BLUE type veth peer name beth1
 8 | 
 9 | ip link add br0 type bridge
10 | ip link set reth1 master br0
11 | ip link set beth1 master br0
12 | 
13 | ip netns exec RED ip addr add 11.11.11.2/24 dev reth0
14 | ip netns exec BLUE ip addr add 11.11.11.3/24 dev beth0
15 | 
16 | ip netns exec RED ip link set reth0 up;
17 | ip link set reth1 up;
18 | ip netns exec BLUE ip link set beth0 up;
19 | ip link set beth1 up;
20 | ip link set br0 up;
21 | 
22 | iptables -t filter -A FORWARD -s 11.11.11.0/24 -j ACCEPT
23 | 


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/network-namespace-2/bridge_reset.sh:
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 1 | #!/bin/bash
 2 | 
 3 | ip netns del RED;
 4 | ip netns del BLUE;
 5 | ip link del br0;
 6 | ip link del beth1;
 7 | ip link del reth1;
 8 | 
 9 | iptables -t filter -D FORWARD -s 11.11.11.0/24 -j ACCEPT
10 | 


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