vpncloud/src/tests/payload.rs

185 lines
5.5 KiB
Rust

// VpnCloud - Peer-to-Peer VPN
// Copyright (C) 2015-2020 Dennis Schwerdel
// This software is licensed under GPL-3 or newer (see LICENSE.md)
use super::*;
#[test]
fn switch_delivers() {
let config = Config { device_type: Type::Tap, ..Config::default() };
let mut sim = TapSimulator::new();
let node1 = sim.add_node(false, &config);
let node2 = sim.add_node(false, &config);
sim.connect(node1, node2);
sim.simulate_all_messages();
assert!(sim.is_connected(node1, node2));
assert!(sim.is_connected(node2, node1));
let payload = vec![2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5];
sim.put_payload(node1, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload), sim.pop_payload(node2));
}
#[test]
fn switch_learns() {
let config = Config { device_type: Type::Tap, ..Config::default() };
let mut sim = TapSimulator::new();
let node1 = sim.add_node(false, &config);
let node2 = sim.add_node(false, &config);
let node3 = sim.add_node(false, &config);
sim.connect(node1, node2);
sim.connect(node1, node3);
sim.connect(node2, node3);
sim.simulate_all_messages();
assert!(sim.is_connected(node1, node2));
assert!(sim.is_connected(node2, node1));
assert!(sim.is_connected(node1, node3));
assert!(sim.is_connected(node3, node1));
assert!(sim.is_connected(node2, node3));
assert!(sim.is_connected(node3, node2));
let payload = vec![2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5];
// Nothing learnt so far, node1 broadcasts
sim.put_payload(node1, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload.clone()), sim.pop_payload(node2));
assert_eq!(Some(payload), sim.pop_payload(node3));
let payload = vec![1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 5, 4, 3, 2, 1];
// Node 2 learned the address by receiving it, does not broadcast
sim.put_payload(node2, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload), sim.pop_payload(node1));
assert_eq!(None, sim.pop_payload(node3));
}
#[test]
fn switch_honours_vlans() {
let config = Config { device_type: Type::Tap, ..Config::default() };
let mut sim = TapSimulator::new();
let node1 = sim.add_node(false, &config);
let node2 = sim.add_node(false, &config);
let node3 = sim.add_node(false, &config);
sim.connect(node1, node2);
sim.connect(node1, node3);
sim.connect(node2, node3);
sim.simulate_all_messages();
assert!(sim.is_connected(node1, node2));
assert!(sim.is_connected(node2, node1));
assert!(sim.is_connected(node1, node3));
assert!(sim.is_connected(node3, node1));
assert!(sim.is_connected(node2, node3));
assert!(sim.is_connected(node3, node2));
let payload = vec![2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 0x81, 0, 0, 0x67, 1, 2, 3, 4, 5];
// Nothing learnt so far, node1 broadcasts
sim.put_payload(node1, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload.clone()), sim.pop_payload(node2));
assert_eq!(Some(payload), sim.pop_payload(node3));
let payload = vec![1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 0x81, 0, 0, 0x67, 5, 4, 3, 2, 1];
// Node 2 learned the address by receiving it, does not broadcast
sim.put_payload(node2, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload), sim.pop_payload(node1));
assert_eq!(None, sim.pop_payload(node3));
let payload = vec![1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 0x81, 0, 0, 0x68, 5, 4, 3, 2, 1];
// Different VLANs, node 2 does not learn, still broadcasts
sim.put_payload(node2, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload.clone()), sim.pop_payload(node1));
assert_eq!(Some(payload), sim.pop_payload(node3));
}
#[test]
#[ignore]
fn switch_forgets() {
// TODO Test
unimplemented!()
}
#[test]
fn router_delivers() {
let config1 = Config {
device_type: Type::Tun,
auto_claim: false,
claims: vec!["1.1.1.1/32".to_string()],
..Config::default()
};
let config2 = Config {
device_type: Type::Tun,
auto_claim: false,
claims: vec!["2.2.2.2/32".to_string()],
..Config::default()
};
let mut sim = TunSimulator::new();
let node1 = sim.add_node(false, &config1);
let node2 = sim.add_node(false, &config2);
sim.connect(node1, node2);
sim.simulate_all_messages();
assert!(sim.is_connected(node1, node2));
assert!(sim.is_connected(node2, node1));
let payload = vec![0x40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2];
sim.put_payload(node1, payload.clone());
sim.simulate_all_messages();
assert_eq!(Some(payload), sim.pop_payload(node2));
}
#[test]
fn router_drops_unknown_dest() {
let config1 = Config {
device_type: Type::Tun,
auto_claim: false,
claims: vec!["1.1.1.1/32".to_string()],
..Config::default()
};
let config2 = Config {
device_type: Type::Tun,
auto_claim: false,
claims: vec!["2.2.2.2/32".to_string()],
..Config::default()
};
let mut sim = TunSimulator::new();
let node1 = sim.add_node(false, &config1);
let node2 = sim.add_node(false, &config2);
sim.connect(node1, node2);
sim.simulate_all_messages();
assert!(sim.is_connected(node1, node2));
assert!(sim.is_connected(node2, node1));
let payload = vec![0x40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 3, 3, 3, 3];
sim.put_payload(node1, payload);
sim.simulate_all_messages();
assert_eq!(None, sim.pop_payload(node2));
}