From b6794a15e98d65ff1a7d5b1ff3b1d049fd6e68e0 Mon Sep 17 00:00:00 2001
From: Baptiste Wicht <baptiste.wicht@gmail.com>
Date: Tue, 20 Mar 2018 11:21:21 +0100
Subject: [PATCH] Improve DHCP tracing

---
 kernel/src/net/dhcp_layer.cpp | 6 ++++++
 kernel/src/net/network.cpp    | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/kernel/src/net/dhcp_layer.cpp b/kernel/src/net/dhcp_layer.cpp
index 4f451d64..2a2bb6b0 100644
--- a/kernel/src/net/dhcp_layer.cpp
+++ b/kernel/src/net/dhcp_layer.cpp
@@ -134,6 +134,8 @@ std::expected<network::dhcp::dhcp_configuration> network::dhcp::layer::request_i
         }
     }
 
+    logging::logf(logging::log_level::TRACE, "dhcp: Sent request\n");
+
     // 2. Receive DHCP Offer
 
     network::ip::address offer_address;
@@ -146,6 +148,8 @@ std::expected<network::dhcp::dhcp_configuration> network::dhcp::layer::request_i
 
     {
         while (true) {
+            logging::logf(logging::log_level::TRACE, "dhcp: Wait for answer\n");
+
             if (packets.empty()) {
                 listen_queue.wait();
             }
@@ -372,5 +376,7 @@ std::expected<network::dhcp::dhcp_configuration> network::dhcp::layer::request_i
         conf.gateway_address = gateway_address;
     }
 
+    logging::logf(logging::log_level::TRACE, "dhcp: Finished discovery\n");
+
     return {conf};
 }
diff --git a/kernel/src/net/network.cpp b/kernel/src/net/network.cpp
index 09cc2d03..0b79ce97 100644
--- a/kernel/src/net/network.cpp
+++ b/kernel/src/net/network.cpp
@@ -206,6 +206,8 @@ void network_discovery() {
                         dns_address = network::ip::make_address(10, 0, 2, 2);
                     }
                 } else {
+                    logging::logf(logging::log_level::TRACE, "network: impossible to acquire address for interface %u\n", interface.id);
+
                     // Defaults for Qemu (better than nothing)
                     interface.ip_address = network::ip::make_address(10, 0, 2, 15);
                     interface.gateway    = network::ip::make_address(10, 0, 2, 2);