release v3.2.1

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name                     = "prometheus_wireguard_exporter"
-version                  = "3.2.0"
+version                  = "3.2.1"
 authors                  = ["Francesco Cogno <[email protected]>"]
 description              = "Prometheus WireGuard Exporter"
 edition                  = "2018"

README.md

@@ -1,14 +1,14 @@
 # Prometheus WireGuard Exporter
 
-[![legal](https://img.shields.io/github/license/mindflavor/prometheus_wireguard_exporter.svg)](LICENSE)
+[![legal](https://img.shields.io/github/license/mindflavor/prometheus_wireguard_exporter.svg)](LICENSE) ![stability-stable](https://img.shields.io/badge/stability-stable-green.svg)
 
 [![Crate](https://img.shields.io/crates/v/prometheus_wireguard_exporter.svg)](https://crates.io/crates/prometheus_wireguard_exporter) [![cratedown](https://img.shields.io/crates/d/prometheus_wireguard_exporter.svg)](https://crates.io/crates/prometheus_wireguard_exporter) [![cratelastdown](https://img.shields.io/crates/dv/prometheus_wireguard_exporter.svg)](https://crates.io/crates/prometheus_wireguard_exporter)
 
-[![release](https://img.shields.io/github/release/MindFlavor/prometheus_wireguard_exporter.svg)](https://github.com/MindFlavor/prometheus_wireguard_exporter/tree/3.2.0)
-[![tag](https://img.shields.io/github/tag/mindflavor/prometheus_wireguard_exporter.svg)](https://github.com/MindFlavor/prometheus_wireguard_exporter/tree/3.2.0)
+[![release](https://img.shields.io/github/release/MindFlavor/prometheus_wireguard_exporter.svg)](https://github.com/MindFlavor/prometheus_wireguard_exporter/tree/3.2.1)
+[![tag](https://img.shields.io/github/tag/mindflavor/prometheus_wireguard_exporter.svg)](https://github.com/MindFlavor/prometheus_wireguard_exporter/tree/3.2.1)
 
 [![Build Status](https://travis-ci.org/MindFlavor/prometheus_wireguard_exporter.svg?branch=master)](https://travis-ci.org/MindFlavor/prometheus_wireguard_exporter)
-[![commitssince](https://img.shields.io/github/commits-since/mindflavor/prometheus_wireguard_exporter/3.2.0.svg)](https://img.shields.io/github/commits-since/mindflavor/prometheus_wireguard_exporter/3.2.0.svg)
+[![commitssince](https://img.shields.io/github/commits-since/mindflavor/prometheus_wireguard_exporter/3.2.1.svg)](https://img.shields.io/github/commits-since/mindflavor/prometheus_wireguard_exporter/3.2.1.svg)
 
 ## Intro
 

src/wireguard.rs

@@ -2,10 +2,10 @@ use crate::exporter_error::ExporterError;
 use crate::wireguard_config::PeerEntryHashMap;
 use log::{debug, trace};
 use prometheus_exporter_base::PrometheusCounter;
+use regex::Regex;
 use std::collections::HashMap;
 use std::convert::TryFrom;
 use std::net::SocketAddr;
-use regex::Regex;
 
 const EMPTY: &str = "(none)";
 
@@ -78,8 +78,17 @@ impl TryFrom<&str> for WireGuard {
                 let public_key = v[1].to_owned();
 
                 let (remote_ip, remote_port) = if let Some(ip_and_port) = to_option_string(v[3]) {
-                    let re = Regex::new(r"^\[(?P<ip>[A-Fa-f0-9:]+)%(.*)\]:(?P<port>[0-9]+)$").unwrap();
-                    let addr: SocketAddr = re.replace_all(&ip_and_port, "[$ip]:$port").parse::<SocketAddr>().unwrap();
+                    // this workaround fixes issue #10 (see
+                    // https://github.com/MindFlavor/prometheus_wireguard_exporter/issues/10).
+                    // Whenever it will be fixed upstream this code will be replaced with a
+                    // simple
+                    // let addr: SocketAddr = ip_and_port.parse::<SocketAddr>().unwrap();
+                    let re =
+                        Regex::new(r"^\[(?P<ip>[A-Fa-f0-9:]+)%(.*)\]:(?P<port>[0-9]+)$").unwrap();
+                    let addr: SocketAddr = re
+                        .replace_all(&ip_and_port, "[$ip]:$port")
+                        .parse::<SocketAddr>()
+                        .unwrap();
 
                     (Some(addr.ip().to_string()), Some(addr.port()))
                 } else {