Create example config files

Cargo.toml

@@ -101,13 +101,26 @@ assets = [
         "/usr/local/bin/protomask-6over4",
         "755",
     ],
+    [
+        "config/protomask.json",
+        "/etc/protomask/protomask.json",
+        "644",
+    ],
+    [
+        "config/protomask-clat.json",
+        "/etc/protomask/protomask-clat.json",
+        "644",
+    ],
     [
         "README.md",
-        "usr/share/doc/protomask/README.md",
+        "/usr/share/doc/protomask/README.md",
         "644",
     ],
 ]
 conf-files = []
 depends = []
 maintainer-scripts = "./debian/"
-systemd-units = { enable = false }
+systemd-units = [
+    { unit-name = "protomask-service", enable = false },
+    { unit-name = "protomask-clat-service", enable = false },
+]

config/protomask-clat.json

@@ -0,0 +1,7 @@
+{
+    "via": "64:ff9b::/96",
+    "customer_pool": [
+        "192.0.2.0/24"
+    ],
+    "prometheus_bind_addr": "[::1]:8999"
+}

config/protomask.json

@@ -0,0 +1,14 @@
+{
+    "prefix": "64:ff9b::/96",
+    "pool": [
+        "192.0.2.0/24"
+    ],
+    "static_map": [
+        {
+            "ipv4": "192.0.2.1",
+            "ipv6": "2001:db8::1"
+        }
+    ],
+    "prometheus_bind_addr": "[::1]:8999",
+    "reservation_timeout": 7200
+}

debian/protomask-clat-service

@@ -0,0 +1,9 @@
+[Unit]
+Description = Protomask CLAT
+After = network.target
+
+[Service]
+ExecStart = /usr/local/bin/protomask-clat --config /etc/protomask/protomask-clat.json
+
+[Install]
+WantedBy=multi-user.target

debian/protomask-service

@@ -3,7 +3,7 @@ Description = Protomask
 After = network.target
 
 [Service]
-ExecStart = /usr/local/bin/protomask --pool-file /etc/protomask/pool.txt
+ExecStart = /usr/local/bin/protomask --config /etc/protomask/protomask.json
 
 [Install]
 WantedBy=multi-user.target

src/args/protomask.rs

@@ -90,3 +90,15 @@ pub struct Config {
     #[clap(long, default_value = "7200")]
     pub reservation_timeout: u64,
 }
+
+#[derive(Debug, serde::Deserialize, Clone)]
+pub struct StaticMap {
+    pub ipv4: Ipv4Addr,
+    pub ipv6: Ipv6Addr,
+}
+
+impl Into<(Ipv4Addr, Ipv6Addr)> for StaticMap {
+    fn into(self) -> (Ipv4Addr, Ipv6Addr) {
+        (self.ipv4, self.ipv6)
+    }
+}