Improved build size

Cargo.toml

@@ -4,21 +4,25 @@ version = "0.1.1"
 authors = ["Vlad Vasiliu"]
 edition = "2018"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 clap = { version = "~2.33", features = ["color"] }
 #confy = "0.4"
-external-ip = "~2.0"
+external-ip = "~4.0"
 fern = "~0.6"
 http = "~0.2"
 lazy_static = "~1.4"
 log = "~0.4"
 regex = "~1"
-roxmltree = "~0.11"
+#roxmltree = "~0.11"
 rusoto_core = "~0.45"
 rusoto_ec2 = "~0.45"
 tokio = { version = "~0.2", features = ["rt-core", "macros", "signal", "time"] }
 
 [dev-dependencies]
 rusoto_mock = "~0.45"
+
+[profile.release]
+lto = true
+incremental = true
+codegen-units = 1
+panic = "abort"

src/main.rs

@@ -4,7 +4,7 @@ mod config;
 use crate::aws::{AWSClient, AWSError};
 use crate::config::Config;
 
-use external_ip::get_ip;
+use external_ip::{Consensus, Policy};
 use log::{debug, error, info, LevelFilter};
 use rusoto_core::Region;
 use rusoto_ec2::Ec2Client;
@@ -49,10 +49,11 @@ async fn work(config: Config) -> Result<(), Box<dyn Error>> {
         config.interval
     );
     let mut current_ip: Option<IpAddr> = None;
+    let consensus = external_ip_consensus();
     loop {
         tokio::select! {
             _ = timer.tick() => {
-                let new_ip = get_ip().await;
+                let new_ip: Option<IpAddr> = consensus.get_consensus().await;
                 if new_ip.is_none() {
                     error!("Failed to determine external ip.");
                     continue;
@@ -85,6 +86,14 @@ async fn work(config: Config) -> Result<(), Box<dyn Error>> {
     Ok(())
 }
 
+fn external_ip_consensus() -> Consensus {
+    let sources: external_ip::Sources = external_ip::get_sources();
+    external_ip::ConsensusBuilder::new()
+        .add_sources(sources)
+        .policy(Policy::All)
+        .build()
+}
+
 fn setup_logger(level: log::LevelFilter) -> Result<(), fern::InitError> {
     fern::Dispatch::new()
         .format(move |out, message, record| {