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|
use ::ipnetwork::IpNetwork;
use ::pnet::datalink::DataLinkReceiver;
use ::pnet::datalink::NetworkInterface;
use ::std::collections::HashMap;
use ::std::net::{IpAddr, Ipv4Addr, SocketAddr};
use ::std::{thread, time};
use ::termion::event::Event;
use crate::network::{Connection, Protocol};
pub struct KeyboardEvents {
pub events: Vec<Option<Event>>,
}
impl KeyboardEvents {
pub fn new(mut events: Vec<Option<Event>>) -> Self {
events.reverse(); // this is so that we do not have to shift the array
KeyboardEvents { events }
}
}
impl Iterator for KeyboardEvents {
type Item = Event;
fn next(&mut self) -> Option<Event> {
match self.events.pop() {
Some(ev) => match ev {
Some(ev) => Some(ev),
None => {
thread::sleep(time::Duration::from_secs(1));
self.next()
}
},
None => None,
}
}
}
pub struct NetworkFrames {
pub packets: Vec<Option<Vec<u8>>>,
pub current_index: usize,
}
impl NetworkFrames {
pub fn new(packets: Vec<Option<Vec<u8>>>) -> Box<Self> {
Box::new(NetworkFrames {
packets,
current_index: 0,
})
}
fn next_packet(&mut self) -> &Option<Vec<u8>> {
let next_index = self.current_index;
self.current_index += 1;
&self.packets[next_index]
}
}
impl DataLinkReceiver for NetworkFrames {
fn next(&mut self) -> Result<&[u8], std::io::Error> {
if self.current_index == 0 {
// make it less likely to have a race condition with the display loop
// this is so the tests pass consistently
thread::sleep(time::Duration::from_millis(500));
}
if self.current_index < self.packets.len() {
let action = self.next_packet();
match action {
Some(packet) => Ok(&packet[..]),
None => {
thread::sleep(time::Duration::from_secs(1));
Ok(&[][..])
}
}
} else {
thread::sleep(time::Duration::from_secs(1));
Ok(&[][..])
}
}
}
pub fn get_open_sockets() -> HashMap<Connection, String> {
let mut open_sockets = HashMap::new();
open_sockets.insert(
Connection::new(
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(1, 1, 1, 1)), 12345),
443,
Protocol::Tcp,
)
.unwrap(),
String::from("1"),
);
open_sockets.insert(
Connection::new(
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(2, 2, 2, 2)), 54321),
443,
Protocol::Tcp,
)
.unwrap(),
String::from("4"),
);
open_sockets.insert(
Connection::new(
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(3, 3, 3, 3)), 1337),
443,
Protocol::Tcp,
)
.unwrap(),
String::from("5"),
);
open_sockets.insert(
Connection::new(
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(4, 4, 4, 4)), 1337),
443,
Protocol::Tcp,
)
.unwrap(),
String::from("2"),
);
open_sockets.insert(
Connection::new(
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(1, 1, 1, 1)), 12346),
443,
Protocol::Tcp,
)
.unwrap(),
String::from("3"),
);
open_sockets
}
pub fn get_interface() -> NetworkInterface {
NetworkInterface {
name: String::from("interface_name"),
index: 42,
mac: None,
ips: vec![IpNetwork::V4("10.0.0.2".parse().unwrap())],
flags: 42,
}
}
pub fn create_fake_lookup_addr(
ips_to_hosts: HashMap<IpAddr, String>,
) -> Box<dyn Fn(&IpAddr) -> Option<String> + Send> {
Box::new(move |ip| match ips_to_hosts.get(ip) {
Some(host) => Some(host.clone()),
None => None,
})
}
pub fn create_fake_on_winch(should_send_winch_event: bool) -> Box<dyn Fn(Box<dyn Fn()>) + Send> {
Box::new(move |cb| {
if should_send_winch_event {
thread::sleep(time::Duration::from_secs(1));
cb()
}
})
}
|
