Cargo.lock

@@ -219,8 +219,6 @@ dependencies = [
  "ipnetwork",
  "log",
  "pnet",
- "serde",
- "serde_yaml",
  "tokio",
 ]
 
@@ -259,12 +257,6 @@ dependencies = [
  "log",
 ]
 
-[[package]]
-name = "equivalent"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
-
 [[package]]
 name = "form_urlencoded"
 version = "1.2.1"
@@ -337,12 +329,6 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
 
-[[package]]
-name = "hashbrown"
-version = "0.14.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
-
 [[package]]
 name = "heck"
 version = "0.4.1"
@@ -394,16 +380,6 @@ dependencies = [
  "unicode-normalization",
 ]
 
-[[package]]
-name = "indexmap"
-version = "2.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93ead53efc7ea8ed3cfb0c79fc8023fbb782a5432b52830b6518941cebe6505c"
-dependencies = [
- "equivalent",
- "hashbrown",
-]
-
 [[package]]
 name = "ipnet"
 version = "2.9.0"
@@ -425,12 +401,6 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
-[[package]]
-name = "itoa"
-version = "1.0.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
-
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -704,12 +674,6 @@ version = "0.1.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
 
-[[package]]
-name = "ryu"
-version = "1.0.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
-
 [[package]]
 name = "serde"
 version = "1.0.209"
@@ -730,19 +694,6 @@ dependencies = [
  "syn 2.0.72",
 ]
 
-[[package]]
-name = "serde_yaml"
-version = "0.9.34+deprecated"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
-dependencies = [
- "indexmap",
- "itoa",
- "ryu",
- "serde",
- "unsafe-libyaml",
-]
-
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -939,12 +890,6 @@ dependencies = [
  "tinyvec",
 ]
 
-[[package]]
-name = "unsafe-libyaml"
-version = "0.2.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "673aac59facbab8a9007c7f6108d11f63b603f7cabff99fabf650fea5c32b861"
-
 [[package]]
 name = "url"
 version = "2.5.2"

Cargo.toml

@@ -12,6 +12,4 @@ hex = "0.4.3"
 ipnetwork = "0.20.0"
 log = "0.4.22"
 pnet = "0.35.0"
-serde = { version = "1.0.209", features = ["derive"] }
-serde_yaml = "0.9.34"
 tokio = { version = "1.39.3", features = ["macros", "net", "rt-multi-thread"] }

src/main.rs

@@ -24,7 +24,6 @@ use log::{
     Level,
 };
 use pnet;
-use serde::Serialize;
 use std::net::SocketAddrV6;
 use tokio::net::UdpSocket;
 
@@ -40,43 +39,6 @@ struct Cli {
     interface: String,
 }
 
-#[derive(Serialize)]
-struct MessageMap {
-    #[serde(skip_serializing_if = "Option::is_none")]
-    server_id: Option<String>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    domain_name_servers: Option<Vec<String>>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    domain_search_list: Option<Vec<String>>,
-}
-
-impl MessageMap {
-    fn new() -> Self {
-        Self {
-            server_id: None,
-            domain_name_servers: None,
-            domain_search_list: None,
-        }
-    }
-}
-
-fn message_to_map(msg: &Message) -> MessageMap {
-    let mut map = MessageMap::new();
-
-    if let Some(DhcpOption::ServerId(server_id)) = &msg.opts().get(OptionCode::ServerId) {
-        map.server_id = Some(hex::encode(&server_id));
-    }
-
-    if let Some(DhcpOption::DomainNameServers(domain_name_servers)) = &msg.opts().get(OptionCode::DomainNameServers) {
-        map.domain_name_servers = Some(domain_name_servers.iter().map(|a| a.to_string()).collect());
-    }
-    if let Some(DhcpOption::DomainSearchList(domain_search_list)) = &msg.opts().get(OptionCode::DomainSearchList) {
-        map.domain_search_list = Some(domain_search_list.iter().map(|n| n.to_string()).collect());
-    }
-
-    return map;
-}
-
 #[tokio::main]
 async fn main() -> Result<()>{
     env_logger::init();
@@ -153,10 +115,22 @@ async fn main() -> Result<()>{
         }
     };
 
-    let message_map = message_to_map(&response_msg);
-    let message_map_yaml = serde_yaml::to_string(&message_map)
-        .context("Unable to format message to yaml")?;
-    println!("{}", message_map_yaml);
+    if let Some(DhcpOption::ServerId(server_id)) = &response_msg.opts().get(OptionCode::ServerId) {
+        println!("server_id: {}", hex::encode(&server_id));
+    }
+
+    if let Some(DhcpOption::DomainNameServers(domain_name_servers)) = &response_msg.opts().get(OptionCode::DomainNameServers) {
+        println!("domain_name_servers:");
+        for domain_name_server in domain_name_servers {
+            println!("  - {}", domain_name_server);
+        }
+    }
+    if let Some(DhcpOption::DomainSearchList(domain_search_list)) = &response_msg.opts().get(OptionCode::DomainSearchList) {
+        println!("domain_search_list:");
+        for search_domain_name in domain_search_list {
+            println!("  - {}", search_domain_name);
+        }
+    }
 
     Ok(())
 }