AcmeActor extracts primary/secondary URLs; Consul KV client for strings

src/acme_actor.rs

@@ -11,7 +11,7 @@ use crate::messages;
 
 pub struct AcmeActor {
   email: String,
-  last_ports: messages::PublicExposedPorts,
+  //last_ports: messages::PublicExposedPorts,
   refresh: Duration,
 
   rx_ports: watch::Receiver<messages::PublicExposedPorts>,
@@ -29,7 +29,7 @@ impl AcmeActor {
 
     let ctx = Self {
       email: config.email,
-      last_ports: messages::PublicExposedPorts::new(),
+      //last_ports: messages::PublicExposedPorts::new(),
       refresh: config.refresh_time,
       rx_ports: rxp.clone(),
     };
@@ -40,29 +40,32 @@ impl AcmeActor {
   pub async fn listen(&mut self) -> Result<()> {
     let mut interval = time::interval(self.refresh);
     loop {
-      // 1. Wait for an event
-      let new_ports = select! {
-        Some(ports) = self.rx_ports.recv() => Some(ports),
-        _ = interval.tick() => None,
-        else => return Ok(()) // Sender dropped, terminate loop.
-      };
-
-      // 2. Update last ports if needed
-      if let Some(p) = new_ports {
-        self.last_ports = p;
-      }
-
-      // 3. Flush IGD requests
-      match self.do_acme().await {
-        Ok(()) => debug!("Successfully updated ACME"),
-        Err(e) => error!("An error occured while updating ACME. {}", e),
+      select! {
+        Some(ports) = self.rx_ports.recv() => {
+          match self.do_acme(ports).await {
+            Ok(()) => debug!("Successfully updated ACME"),
+            Err(e) => error!("An error occured while updating ACME. {}", e),
+          }
+        },
+        _ = interval.tick() => continue,
+        else => break // Sender dropped, terminate loop.
       }
     }
+
+    Ok(())
   }
 
-  pub async fn do_acme(&self) -> Result<()> {
-    debug!("Doing ACME!!!");
-    debug!("{:#?}", self.last_ports);
+  pub async fn do_acme(&self, ports: messages::PublicExposedPorts) -> Result<()> {
+    if ports.acme.is_empty() {
+      return Ok(());
+    }
+
+    let primary_url = &ports.acme[0];
+    let secondary_urls = &ports.acme[1..];
+
+    println!("Doing ACME!!!");
+    println!("Primary URL: {:?}", primary_url);
+    println!("Secondary URLs: {:?}", secondary_urls);
 
     Ok(())
   }

src/consul_actor.rs

@@ -18,7 +18,7 @@ use crate::messages;
 pub enum DiplonatParameter {
   TcpPort(HashSet<u16>),
   UdpPort(HashSet<u16>),
-  Acme(HashSet<String>),
+  Acme(Vec<String>),
 }
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -62,10 +62,6 @@ fn to_parameters(catalog: &consul::CatalogNode) -> Vec<DiplonatConsul> {
 }
 
 fn to_open_ports(params: &Vec<DiplonatConsul>) -> messages::PublicExposedPorts {
-  // let mut op = messages::PublicExposedPorts {
-  //   tcp_ports: HashSet::new(),
-  //   udp_ports: HashSet::new()
-  // };
   let mut op = messages::PublicExposedPorts::new();
 
   for conf in params {
@@ -74,7 +70,7 @@ fn to_open_ports(params: &Vec<DiplonatConsul>) -> messages::PublicExposedPorts {
       match parameter {
         DiplonatParameter::TcpPort(p) => op.tcp_ports.extend(p),
         DiplonatParameter::UdpPort(p) => op.udp_ports.extend(p),
-        DiplonatParameter::Acme(urls) => op.acme.extend(urls.clone()),
+        DiplonatParameter::Acme(urls) => op.acme.extend_from_slice(urls.as_slice()),
       };
     }
   }
@@ -85,10 +81,6 @@ fn to_open_ports(params: &Vec<DiplonatConsul>) -> messages::PublicExposedPorts {
 impl ConsulActor {
   pub fn new(config: RuntimeConfigConsul) -> Self {
     let (tx, rx) = watch::channel(messages::PublicExposedPorts::new());
-    // let (tx, rx) = watch::channel(messages::PublicExposedPorts{
-    //   tcp_ports: HashSet::new(),
-    //   udp_ports: HashSet::new()
-    // });
 
     return Self {
       consul: consul::Consul::new(&config.url),
@@ -118,7 +110,7 @@ impl ConsulActor {
       };
       self.retries = 0;
       let msg = to_open_ports(&to_parameters(&catalog));
-      debug!("Extracted configuration: {:#?}", msg);
+      debug!("Extracted configuration:\n{:#?}", msg);
 
       self.tx_open_ports.broadcast(msg)?;
     }

src/consul_kv.rs

@@ -0,0 +1,41 @@
+use anyhow::{anyhow, Result};
+
+pub struct ConsulKV {
+  client: reqwest::Client,
+  url: String,
+}
+
+impl ConsulKV {
+  pub fn new(url: &str) -> Self {
+    Self {
+      client: reqwest::Client::new(),
+      url: url.to_string(),
+    }
+  }
+
+  pub async fn get_string(&self, key: &str) -> Result<String> {
+    let url = format!("{}/v1/kv/{}?raw", self.url, key);
+
+    let resp = self.client.get(&url).send().await?;
+
+    if resp.status() != reqwest::StatusCode::OK {
+      return Err(anyhow!("{} returned {}", url, resp.status()));
+    }
+
+    match resp.text().await {
+      Ok(s) => Ok(s),
+      Err(e) => Err(anyhow!("{}", e)),
+    }
+  }
+
+  pub async fn put_string(&self, key: &str, value: String) -> Result<()> {
+    let url = format!("{}/v1/kv/{}", self.url, key);
+
+    let resp = self.client.put(&url).body(value).send().await?;
+
+    match resp.status() {
+      reqwest::StatusCode::OK => Ok(()),
+      s => Err(anyhow!("{} returned {}", url, s)),
+    }
+  }
+}

src/fw_actor.rs

@@ -86,7 +86,7 @@ impl FirewallActor {
     let ports_to_open = messages::PublicExposedPorts {
       tcp_ports: diff_tcp,
       udp_ports: diff_udp,
-      acme: HashSet::new(),
+      acme: Vec::new(),
     };
 
     fw::open_ports(&self.ipt, ports_to_open)?;

src/main.rs

@@ -2,6 +2,7 @@ mod acme_actor;
 mod config;
 mod consul;
 mod consul_actor;
+mod consul_kv;
 mod diplonat;
 mod fw;
 mod fw_actor;

src/messages.rs

@@ -4,7 +4,7 @@ use std::collections::HashSet;
 pub struct PublicExposedPorts {
   pub tcp_ports: HashSet<u16>,
   pub udp_ports: HashSet<u16>,
-  pub acme: HashSet<String>,
+  pub acme: Vec<String>,
 }
 
 impl PublicExposedPorts {
@@ -12,7 +12,7 @@ impl PublicExposedPorts {
     return Self {
       tcp_ports: HashSet::new(),
       udp_ports: HashSet::new(),
-      acme: HashSet::new(),
+      acme: Vec::new(),
     };
   }
 }