use netlink instead of shell cmd to config ip (#593)

easytier/src/common/ifcfg/darwin.rs

@@ -0,0 +1,81 @@
+use std::net::Ipv4Addr;
+
+use async_trait::async_trait;
+
+use super::{cidr_to_subnet_mask, run_shell_cmd, Error, IfConfiguerTrait};
+
+pub struct MacIfConfiger {}
+#[async_trait]
+impl IfConfiguerTrait for MacIfConfiger {
+    async fn add_ipv4_route(
+        &self,
+        name: &str,
+        address: Ipv4Addr,
+        cidr_prefix: u8,
+    ) -> Result<(), Error> {
+        run_shell_cmd(
+            format!(
+                "route -n add {} -netmask {} -interface {} -hopcount 7",
+                address,
+                cidr_to_subnet_mask(cidr_prefix),
+                name
+            )
+            .as_str(),
+        )
+        .await
+    }
+
+    async fn remove_ipv4_route(
+        &self,
+        name: &str,
+        address: Ipv4Addr,
+        cidr_prefix: u8,
+    ) -> Result<(), Error> {
+        run_shell_cmd(
+            format!(
+                "route -n delete {} -netmask {} -interface {}",
+                address,
+                cidr_to_subnet_mask(cidr_prefix),
+                name
+            )
+            .as_str(),
+        )
+        .await
+    }
+
+    async fn add_ipv4_ip(
+        &self,
+        name: &str,
+        address: Ipv4Addr,
+        cidr_prefix: u8,
+    ) -> Result<(), Error> {
+        run_shell_cmd(
+            format!(
+                "ifconfig {} {:?}/{:?} 10.8.8.8 up",
+                name, address, cidr_prefix,
+            )
+            .as_str(),
+        )
+        .await
+    }
+
+    async fn set_link_status(&self, name: &str, up: bool) -> Result<(), Error> {
+        run_shell_cmd(format!("ifconfig {} {}", name, if up { "up" } else { "down" }).as_str())
+            .await
+    }
+
+    async fn remove_ip(&self, name: &str, ip: Option<Ipv4Addr>) -> Result<(), Error> {
+        if ip.is_none() {
+            run_shell_cmd(format!("ifconfig {} inet delete", name).as_str()).await
+        } else {
+            run_shell_cmd(
+                format!("ifconfig {} inet {} delete", name, ip.unwrap().to_string()).as_str(),
+            )
+            .await
+        }
+    }
+
+    async fn set_mtu(&self, name: &str, mtu: u32) -> Result<(), Error> {
+        run_shell_cmd(format!("ifconfig {} mtu {}", name, mtu).as_str()).await
+    }
+}