2023-01-20 10:41:00 +00:00
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import ./make-test-python.nix ({
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name = "qemu-vm-restrictnetwork";
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nodes = {
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unrestricted = { config, pkgs, ... }: {
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virtualisation.restrictNetwork = false;
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};
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restricted = { config, pkgs, ... }: {
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virtualisation.restrictNetwork = true;
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};
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};
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testScript = ''
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import os
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if os.fork() == 0:
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# Start some HTTP server on the qemu host to test guest isolation.
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from http.server import HTTPServer, BaseHTTPRequestHandler
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HTTPServer(("", 8000), BaseHTTPRequestHandler).serve_forever()
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else:
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start_all()
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2024-01-25 14:12:00 +00:00
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unrestricted.systemctl("start network-online.target")
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restricted.systemctl("start network-online.target")
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2023-01-20 10:41:00 +00:00
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unrestricted.wait_for_unit("network-online.target")
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restricted.wait_for_unit("network-online.target")
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# Guests should be able to reach each other on the same VLAN.
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unrestricted.succeed("ping -c1 restricted")
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restricted.succeed("ping -c1 unrestricted")
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# Only the unrestricted guest should be able to reach host services.
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# 10.0.2.2 is the gateway mapping to the host's loopback interface.
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unrestricted.succeed("curl -s http://10.0.2.2:8000")
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restricted.fail("curl -s http://10.0.2.2:8000")
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'';
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})
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