Deuxfleurs/diplonat
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Rewrote the configuration options to make Diplonat modular: IGD and Firewall modules will only be enabled if correponding DIPLONAT_*_ENABLE is set. (Breaking changes!)

Browse source 
Also rearranged imports throughout the project, because I couldn't resist, sorry.
This commit is contained in:
adrien 2021-08-25 17:20:31 +02:00
parent fa25c54e47
commit 76fe63791b
11 changed files with 263 additions and 155 deletions
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9
docker-compose.yml
View file

@ -5,10 +5,13 @@ services:
image: darkgallium/amd64_diplonat:v2
network_mode: host # required by UPNP/IGD
environment:
DIPLONAT_PRIVATE_IP: 192.168.0.18
DIPLONAT_REFRESH_TIME: 60
DIPLONAT_EXPIRATION_TIME: 300
DIPLONAT_CONSUL_NODE_NAME: lheureduthe
DIPLONAT_FIREWALL_ENABLE: true
DIPLONAT_FIREWALL_REFRESH_TIME: 60
DIPLONAT_IGD_ENABLE: true
DIPLONAT_IGD_PRIVATE_IP: 192.168.0.18
DIPLONAT_IGD_EXPIRATION_TIME: 300
DIPLONAT_IGD_REFRESH_TIME: 60
RUST_LOG: debug

2
src/config/mod.rs
View file

@ -3,7 +3,7 @@ mod options;
mod options_test;
mod runtime;
pub use options::{ConfigOpts, ConfigOptsAcme, ConfigOptsBase, ConfigOptsConsul};
pub use options::{ConfigOpts, ConfigOptsConsul, ConfigOptsAcme, ConfigOptsFirewall, ConfigOptsIgd};
pub use runtime::{RuntimeConfig, RuntimeConfigAcme, RuntimeConfigConsul, RuntimeConfigFirewall, RuntimeConfigIgd};
pub const EXPIRATION_TIME: u16 = 300;

88
src/config/options.rs
View file

@ -8,27 +8,13 @@ use crate::config::RuntimeConfig;
// This file parses the options that can be declared in the environment.
// runtime.rs applies business logic and builds RuntimeConfig structs.
/// Base configuration options
#[derive(Clone, Default, Deserialize)]
pub struct ConfigOptsBase {
/// This node's private IP address [default: None]
pub private_ip: Option<String>,
/// Expiration time for IGD rules [default: 60]
pub expiration_time: Option<u16>,
/// Refresh time for IGD and Firewall rules [default: 300]
pub refresh_time: Option<u16>,
}
// - Note for the future -
// There is no *need* to have a 'DIPLONAT_XXX_*' prefix for all config options.
// If some config options are shared by several modules, a ConfigOptsBase could
// contain them, and parse the 'DIPLONAT_*' prefix directly.
// Only in runtime.rs would these options find their proper location in each
// module's struct.
/// ACME configuration options
#[derive(Clone, Default, Deserialize)]
pub struct ConfigOptsAcme {
/// Whether ACME is enabled [default: false]
#[serde(default)]
pub enable: bool,
/// The default domain holder's e-mail [default: None]
pub email: Option<String>,
}
/// Consul configuration options
#[derive(Clone, Default, Deserialize)]
@ -39,23 +25,63 @@ pub struct ConfigOptsConsul {
pub url: Option<String>,
}
/// ACME configuration options
#[derive(Clone, Default, Deserialize)]
pub struct ConfigOptsAcme {
/// Whether the ACME module is enabled [default: false]
#[serde(default)]
pub enable: bool,
/// The default domain holder's e-mail [default: None]
pub email: Option<String>,
}
/// Firewall configuration options
#[derive(Clone, Default, Deserialize)]
pub struct ConfigOptsFirewall {
/// Whether the firewall module is enabled [default: false]
#[serde(default)]
pub enable: bool,
/// Refresh time for firewall rules [default: 300]
pub refresh_time: Option<u16>,
}
/// IGD configuration options
#[derive(Clone, Default, Deserialize)]
pub struct ConfigOptsIgd {
/// Whether the IGD module is enabled [default: false]
#[serde(default)]
pub enable: bool,
/// This node's private IP address [default: None]
pub private_ip: Option<String>,
/// Expiration time for IGD rules [default: 60]
pub expiration_time: Option<u16>,
/// Refresh time for IGD rules [default: 300]
pub refresh_time: Option<u16>,
}
/// Model of all potential configuration options
pub struct ConfigOpts {
pub base: ConfigOptsBase,
pub acme: ConfigOptsAcme,
pub consul: ConfigOptsConsul,
pub acme: ConfigOptsAcme,
pub firewall: ConfigOptsFirewall,
pub igd: ConfigOptsIgd,
}
impl ConfigOpts {
pub fn from_env() -> Result<RuntimeConfig> {
let base: ConfigOptsBase = envy::prefixed("DIPLONAT_").from_env()?;
let consul: ConfigOptsConsul = envy::prefixed("DIPLONAT_CONSUL_").from_env()?;
let acme: ConfigOptsAcme = envy::prefixed("DIPLONAT_ACME_").from_env()?;
let firewall: ConfigOptsFirewall = envy::prefixed("DIPLONAT_FIREWALL_").from_env()?;
let igd: ConfigOptsIgd = envy::prefixed("DIPLONAT_IGD_").from_env()?;
RuntimeConfig::new(Self {
base: base,
consul: consul,
acme: acme,
consul,
acme,
firewall,
igd,
})
}
@ -63,14 +89,16 @@ impl ConfigOpts {
#[allow(dead_code)]
pub fn from_iter<Iter: Clone>(iter: Iter) -> Result<RuntimeConfig>
where Iter: IntoIterator<Item = (String, String)> {
let base: ConfigOptsBase = envy::prefixed("DIPLONAT_").from_iter(iter.clone())?;
let consul: ConfigOptsConsul = envy::prefixed("DIPLONAT_CONSUL_").from_iter(iter.clone())?;
let acme: ConfigOptsAcme = envy::prefixed("DIPLONAT_ACME_").from_iter(iter.clone())?;
let firewall: ConfigOptsFirewall = envy::prefixed("DIPLONAT_FIREWALL_").from_iter(iter.clone())?;
let igd: ConfigOptsIgd = envy::prefixed("DIPLONAT_IGD_").from_iter(iter.clone())?;
RuntimeConfig::new(Self {
base: base,
consul: consul,
acme: acme,
consul,
acme,
firewall,
igd,
})
}
}

87
src/config/options_test.rs
View file

@ -11,35 +11,44 @@ use crate::config::*;
fn minimal_valid_options() -> HashMap<String, String> {
let mut opts = HashMap::new();
opts.insert("DIPLONAT_PRIVATE_IP".to_string(), "172.123.43.555".to_string());
opts.insert("DIPLONAT_CONSUL_NODE_NAME".to_string(), "consul_node".to_string());
opts
}
fn all_valid_options() -> HashMap<String, String> {
let mut opts = minimal_valid_options();
opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "30".to_string());
opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "10".to_string());
opts.insert("DIPLONAT_CONSUL_URL".to_string(), "http://127.0.0.1:9999".to_string());
opts.insert("DIPLONAT_ACME_ENABLE".to_string(), "true".to_string());
opts.insert("DIPLONAT_ACME_EMAIL".to_string(), "bozo@bozo.net".to_string());
opts.insert("DIPLONAT_FIREWALL_ENABLE".to_string(), "true".to_string());
opts.insert("DIPLONAT_FIREWALL_REFRESH_TIME".to_string(), "20".to_string());
opts.insert("DIPLONAT_IGD_ENABLE".to_string(), "true".to_string());
opts.insert("DIPLONAT_IGD_PRIVATE_IP".to_string(), "172.123.43.555".to_string());
opts.insert("DIPLONAT_IGD_EXPIRATION_TIME".to_string(), "60".to_string());
opts.insert("DIPLONAT_IGD_REFRESH_TIME".to_string(), "10".to_string());
opts
}
// #[test]
// #[should_panic]
// fn err_empty_env() {
// std::env::remove_var("DIPLONAT_CONSUL_NODE_NAME");
// ConfigOpts::from_env().unwrap();
// }
#[test]
#[should_panic]
fn err_empty_env() {
std::env::remove_var("DIPLONAT_PRIVATE_IP");
std::env::remove_var("DIPLONAT_CONSUL_NODE_NAME");
ConfigOpts::from_env().unwrap();
let opts: HashMap<String, String> = HashMap::new();
ConfigOpts::from_iter(opts).unwrap();
}
#[test]
fn ok_from_iter_minimal_valid_options() {
fn ok_minimal_valid_options() {
let opts = minimal_valid_options();
let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
assert!(rt_config.acme.is_none());
assert_eq!(
&rt_config.consul.node_name,
opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
@ -48,7 +57,10 @@ fn ok_from_iter_minimal_valid_options() {
rt_config.consul.url,
CONSUL_URL.to_string()
);
assert_eq!(
assert!(rt_config.acme.is_none());
assert!(rt_config.firewall.is_none());
assert!(rt_config.igd.is_none());
/*assert_eq!(
rt_config.firewall.refresh_time,
Duration::from_secs(REFRESH_TIME.into())
);
@ -63,36 +75,37 @@ fn ok_from_iter_minimal_valid_options() {
assert_eq!(
rt_config.igd.refresh_time,
Duration::from_secs(REFRESH_TIME.into())
);
);*/
}
#[test]
#[should_panic]
fn err_from_iter_invalid_refresh_time() {
fn err_invalid_igd_options() {
let mut opts = minimal_valid_options();
opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "60".to_string());
opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "60".to_string());
opts.insert("DIPLONAT_IGD_ENABLE".to_string(), "true".to_string());
opts.insert("DIPLONAT_IGD_EXPIRATION_TIME".to_string(), "60".to_string());
opts.insert("DIPLONAT_IGD_REFRESH_TIME".to_string(), "60".to_string());
ConfigOpts::from_iter(opts).unwrap();
}
#[test]
fn ok_from_iter_all_valid_options() {
fn ok_all_valid_options() {
let opts = all_valid_options();
let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
let expiration_time = Duration::from_secs(
opts.get(&"DIPLONAT_EXPIRATION_TIME".to_string()).unwrap()
let firewall_refresh_time = Duration::from_secs(
opts.get(&"DIPLONAT_FIREWALL_REFRESH_TIME".to_string()).unwrap()
.parse::<u64>().unwrap()
.into());
let refresh_time = Duration::from_secs(
opts.get(&"DIPLONAT_REFRESH_TIME".to_string()).unwrap()
let igd_expiration_time = Duration::from_secs(
opts.get(&"DIPLONAT_IGD_EXPIRATION_TIME".to_string()).unwrap()
.parse::<u64>().unwrap()
.into());
let igd_refresh_time = Duration::from_secs(
opts.get(&"DIPLONAT_IGD_REFRESH_TIME".to_string()).unwrap()
.parse::<u64>().unwrap()
.into());
assert!(rt_config.acme.is_some());
assert_eq!(
&rt_config.acme.unwrap().email,
opts.get(&"DIPLONAT_ACME_EMAIL".to_string()).unwrap());
assert_eq!(
&rt_config.consul.node_name,
opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
@ -101,20 +114,32 @@ fn ok_from_iter_all_valid_options() {
&rt_config.consul.url,
opts.get(&"DIPLONAT_CONSUL_URL".to_string()).unwrap()
);
assert!(rt_config.acme.is_some());
let acme = rt_config.acme.unwrap();
assert_eq!(
rt_config.firewall.refresh_time,
refresh_time
&acme.email,
opts.get(&"DIPLONAT_ACME_EMAIL".to_string()).unwrap());
assert!(rt_config.firewall.is_some());
let firewall = rt_config.firewall.unwrap();
assert_eq!(
firewall.refresh_time,
firewall_refresh_time
);
assert!(rt_config.igd.is_some());
let igd = rt_config.igd.unwrap();
assert_eq!(
&igd.private_ip,
opts.get(&"DIPLONAT_IGD_PRIVATE_IP".to_string()).unwrap()
);
assert_eq!(
&rt_config.igd.private_ip,
opts.get(&"DIPLONAT_PRIVATE_IP".to_string()).unwrap()
igd.expiration_time,
igd_expiration_time
);
assert_eq!(
rt_config.igd.expiration_time,
expiration_time
);
assert_eq!(
rt_config.igd.refresh_time,
refresh_time
igd.refresh_time,
igd_refresh_time
);
}

75
src/config/runtime.rs
View file

@ -2,17 +2,14 @@ use std::time::Duration;
use anyhow::{Result, anyhow};
use crate::config::{ConfigOpts, ConfigOptsAcme, ConfigOptsBase, ConfigOptsConsul};
use crate::config::{ConfigOpts, ConfigOptsConsul, ConfigOptsAcme, ConfigOptsFirewall, ConfigOptsIgd};
// This code is inspired by the Trunk crate (https://github.com/thedodd/trunk)
// In this file, we take ConfigOpts and transform them into ready-to-use RuntimeConfig.
// We apply default values and business logic.
#[derive(Debug)]
pub struct RuntimeConfigAcme {
pub email: String,
}
// Consul config is mandatory, all the others are optional.
#[derive(Debug)]
pub struct RuntimeConfigConsul {
@ -20,6 +17,11 @@ pub struct RuntimeConfigConsul {
pub url: String,
}
#[derive(Debug)]
pub struct RuntimeConfigAcme {
pub email: String,
}
#[derive(Debug)]
pub struct RuntimeConfigFirewall {
pub refresh_time: Duration,
@ -34,18 +36,18 @@ pub struct RuntimeConfigIgd {
#[derive(Debug)]
pub struct RuntimeConfig {
pub acme: Option<RuntimeConfigAcme>,
pub consul: RuntimeConfigConsul,
pub firewall: RuntimeConfigFirewall,
pub igd: RuntimeConfigIgd,
pub acme: Option<RuntimeConfigAcme>,
pub firewall: Option<RuntimeConfigFirewall>,
pub igd: Option<RuntimeConfigIgd>,
}
impl RuntimeConfig {
pub fn new(opts: ConfigOpts) -> Result<Self> {
let acme = RuntimeConfigAcme::new(opts.acme.clone())?;
let consul = RuntimeConfigConsul::new(opts.consul.clone())?;
let firewall = RuntimeConfigFirewall::new(opts.base.clone())?;
let igd = RuntimeConfigIgd::new(opts.base.clone())?;
let acme = RuntimeConfigAcme::new(opts.acme.clone())?;
let firewall = RuntimeConfigFirewall::new(opts.firewall.clone())?;
let igd = RuntimeConfigIgd::new(opts.igd.clone())?;
Ok(Self {
acme,
@ -56,6 +58,19 @@ impl RuntimeConfig {
}
}
impl RuntimeConfigConsul {
pub(super) fn new(opts: ConfigOptsConsul) -> Result<Self> {
let node_name = opts.node_name.expect(
"'DIPLONAT_CONSUL_NODE_NAME' is required");
let url = opts.url.unwrap_or(super::CONSUL_URL.to_string());
Ok(Self {
node_name,
url,
})
}
}
impl RuntimeConfigAcme {
pub fn new(opts: ConfigOptsAcme) -> Result<Option<Self>> {
if !opts.enable {
@ -63,8 +78,7 @@ impl RuntimeConfigAcme {
}
let email = opts.email.expect(
"'DIPLONAT_ACME_EMAIL' environment variable is required \
if 'DIPLONAT_ACME_ENABLE' == 'true'");
"'DIPLONAT_ACME_EMAIL' is required if ACME is enabled");
Ok(Some(Self {
email,
@ -72,34 +86,29 @@ impl RuntimeConfigAcme {
}
}
impl RuntimeConfigConsul {
pub(super) fn new(opts: ConfigOptsConsul) -> Result<Self> {
let node_name = opts.node_name.expect(
"'DIPLONAT_CONSUL_NODE_NAME' environment variable is required");
let url = opts.url.unwrap_or(super::CONSUL_URL.to_string());
Ok(Self {
node_name,
url,
})
}
}
impl RuntimeConfigFirewall {
pub(super) fn new(opts: ConfigOptsBase) -> Result<Self> {
pub(super) fn new(opts: ConfigOptsFirewall) -> Result<Option<Self>> {
if !opts.enable {
return Ok(None);
}
let refresh_time = Duration::from_secs(
opts.refresh_time.unwrap_or(super::REFRESH_TIME).into());
Ok(Self {
Ok(Some(Self {
refresh_time,
})
}))
}
}
impl RuntimeConfigIgd {
pub(super) fn new(opts: ConfigOptsBase) -> Result<Self> {
pub(super) fn new(opts: ConfigOptsIgd) -> Result<Option<Self>> {
if !opts.enable {
return Ok(None);
}
let private_ip = opts.private_ip.expect(
"'DIPLONAT_PRIVATE_IP' environment variable is required");
"'DIPLONAT_IGD_PRIVATE_IP' is required if IGD is enabled");
let expiration_time = Duration::from_secs(
opts.expiration_time.unwrap_or(super::EXPIRATION_TIME).into());
let refresh_time = Duration::from_secs(
@ -112,10 +121,10 @@ impl RuntimeConfigIgd {
refresh_time.as_secs()));
}
Ok(Self {
Ok(Some(Self {
private_ip,
expiration_time,
refresh_time,
})
}))
}
}

3
src/consul.rs
View file

@ -1,6 +1,7 @@
use serde::{Serialize, Deserialize};
use std::collections::HashMap;
use anyhow::{Result, anyhow};
use serde::{Serialize, Deserialize};
#[derive(Serialize, Deserialize, Debug)]
pub struct ServiceEntry {

22
src/consul_actor.rs
View file

@ -1,14 +1,17 @@
use std::cmp;
use std::collections::HashSet;
use std::time::Duration;
use log::*;
use tokio::sync::watch;
use tokio::time::delay_for;
use anyhow::Result;
use log::*;
use serde::{Serialize, Deserialize};
use serde_lexpr::{from_str,error};
use crate::messages;
use tokio::sync::watch;
use tokio::time::delay_for;
use crate::config::RuntimeConfigConsul;
use crate::consul;
use std::collections::HashSet;
use crate::messages;
#[derive(Serialize, Deserialize, Debug)]
pub enum DiplonatParameter {
@ -27,6 +30,7 @@ pub struct ConsulActor {
consul: consul::Consul,
node: String,
retries: u32,
tx_open_ports: watch::Sender<messages::PublicExposedPorts>
}
@ -72,18 +76,18 @@ fn to_open_ports(params: &Vec<DiplonatConsul>) -> messages::PublicExposedPorts {
}
impl ConsulActor {
pub fn new(url: &str, node: &str) -> Self {
pub fn new(config: RuntimeConfigConsul) -> Self {
let (tx, rx) = watch::channel(messages::PublicExposedPorts{
tcp_ports: HashSet::new(),
udp_ports: HashSet::new()
});
return Self {
consul: consul::Consul::new(url),
consul: consul::Consul::new(&config.url),
node: config.node_name,
retries: 0,
rx_open_ports: rx,
tx_open_ports: tx,
node: node.to_string(),
retries: 0,
};
}

55
src/diplonat.rs
View file

@ -1,4 +1,4 @@
use anyhow::Result;
use anyhow::{Result, anyhow};
use tokio::try_join;
use crate::config::ConfigOpts;
@ -8,43 +8,60 @@ use crate::igd_actor::IgdActor;
pub struct Diplonat {
consul: ConsulActor,
firewall: FirewallActor,
igd: IgdActor,
firewall: Option<FirewallActor>,
igd: Option<IgdActor>,
}
impl Diplonat {
pub async fn new() -> Result<Self> {
let rt_cfg = ConfigOpts::from_env()?;
println!("{:#?}", rt_cfg);
let config = ConfigOpts::from_env()?;
println!("{:#?}", config);
let ca = ConsulActor::new(&rt_cfg.consul.url, &rt_cfg.consul.node_name);
let consul_actor = ConsulActor::new(config.consul);
let fw = FirewallActor::new(
rt_cfg.firewall.refresh_time,
&ca.rx_open_ports
let firewall_actor = FirewallActor::new(
config.firewall,
&consul_actor.rx_open_ports
).await?;
let ia = IgdActor::new(
&rt_cfg.igd.private_ip,
rt_cfg.igd.refresh_time,
rt_cfg.igd.expiration_time,
&ca.rx_open_ports
let igd_actor = IgdActor::new(
config.igd,
&consul_actor.rx_open_ports
).await?;
if firewall_actor.is_none() && igd_actor.is_none() {
return Err(anyhow!(
"At least enable *one* module, otherwise it's boring!"));
}
let ctx = Self {
consul: ca,
igd: ia,
firewall: fw
consul: consul_actor,
firewall: firewall_actor,
igd: igd_actor,
};
return Ok(ctx);
}
pub async fn listen(&mut self) -> Result<()> {
let firewall = &mut self.firewall;
let igd = &mut self.igd;
try_join!(
self.consul.listen(),
self.igd.listen(),
self.firewall.listen()
async {
match firewall {
Some(x) => x.listen().await,
None => Ok(())
}
},
async {
match igd {
Some(x) => x.listen().await,
None => Ok(())
}
},
)?;
return Ok(());

8
src/fw.rs
View file

@ -1,9 +1,11 @@
use iptables;
use regex::Regex;
use std::collections::HashSet;
use crate::messages;
use anyhow::{Result,Context};
use iptables;
use log::*;
use regex::Regex;
use crate::messages;
pub fn setup(ipt: &iptables::IPTables) -> Result<()> {

32
src/fw_actor.rs
View file

@ -1,37 +1,47 @@
use std::collections::HashSet;
use anyhow::Result;
use iptables;
use log::*;
use tokio::{
select,
sync::watch,
time::{
Duration,
self,
Duration
}};
use log::*;
use iptables;
use crate::messages;
use crate::config::RuntimeConfigFirewall;
use crate::fw;
use std::collections::HashSet;
use crate::messages;
pub struct FirewallActor {
pub ipt: iptables::IPTables,
rx_ports: watch::Receiver<messages::PublicExposedPorts>,
last_ports: messages::PublicExposedPorts,
refresh: Duration
refresh: Duration,
rx_ports: watch::Receiver<messages::PublicExposedPorts>,
}
impl FirewallActor {
pub async fn new(_refresh: Duration, rxp: &watch::Receiver<messages::PublicExposedPorts>) -> Result<Self> {
pub async fn new(config: Option<RuntimeConfigFirewall>, rxp: &watch::Receiver<messages::PublicExposedPorts>) -> Result<Option<Self>> {
if config.is_none() {
return Ok(None);
}
let config = config.unwrap();
let ctx = Self {
ipt: iptables::new(false)?,
rx_ports: rxp.clone(),
last_ports: messages::PublicExposedPorts::new(),
refresh: _refresh,
refresh: config.refresh_time,
rx_ports: rxp.clone(),
};
fw::setup(&ctx.ipt)?;
return Ok(ctx);
return Ok(Some(ctx));
}
pub async fn listen(&mut self) -> Result<()> {

37
src/igd_actor.rs
View file

@ -1,43 +1,52 @@
use std::net::SocketAddrV4;
use anyhow::{Result, Context};
use igd::aio::*;
use igd::PortMappingProtocol;
use std::net::SocketAddrV4;
use log::*;
use anyhow::{Result, Context};
use tokio::{
select,
sync::watch,
time::{
Duration,
self,
Duration
}};
use crate::config::RuntimeConfigIgd;
use crate::messages;
pub struct IgdActor {
last_ports: messages::PublicExposedPorts,
rx_ports: watch::Receiver<messages::PublicExposedPorts>,
gateway: Gateway,
refresh: Duration,
expire: Duration,
private_ip: String
gateway: Gateway,
last_ports: messages::PublicExposedPorts,
private_ip: String,
refresh: Duration,
rx_ports: watch::Receiver<messages::PublicExposedPorts>,
}
impl IgdActor {
pub async fn new(priv_ip: &str, refresh: Duration, expire: Duration, rxp: &watch::Receiver<messages::PublicExposedPorts>) -> Result<Self> {
pub async fn new(config: Option<RuntimeConfigIgd>, rxp: &watch::Receiver<messages::PublicExposedPorts>) -> Result<Option<Self>> {
if config.is_none() {
return Ok(None);
}
let config = config.unwrap();
let gw = search_gateway(Default::default())
.await
.context("Failed to find IGD gateway")?;
info!("IGD gateway: {}", gw);
let ctx = Self {
expire: config.expiration_time,
gateway: gw,
last_ports: messages::PublicExposedPorts::new(),
private_ip: config.private_ip,
refresh: config.refresh_time,
rx_ports: rxp.clone(),
private_ip: priv_ip.to_string(),
refresh: refresh,
expire: expire,
last_ports: messages::PublicExposedPorts::new()
};
return Ok(ctx);
return Ok(Some(ctx));
}
pub async fn listen(&mut self) -> Result<()> {