Working with egress connections

nflux.toml

@@ -17,10 +17,10 @@ icmp_ping = "false" # Allow or deny ICMP ping requests
 [egress]
 # By the moment, working with physical interfaces (not virtual, like VPNs)
 enabled = "true"
-interfaces = ["enp0s20f0u4"]
-log_udp_connections = "false" # Do not log UDP packets
-loc_tcp_connections = "true" # Log TCP packets
-log_private_connections = "false" # Do not show private connections in the logs
+interfaces = ["wlp2s0"]
+log_udp_connections = "false" # Decide if udp packets should be logged
+log_tcp_connections = "true" # Decide if tcp packets should be logged
+log_private_connections = "true" # Log private connections (10.X, 172.X, 192.X...) not only external ips
 
 #[egress_rules]
 # TODO: filter outgoint traffic (block/deny)

nflux/Cargo.toml

@@ -18,7 +18,6 @@ toml = "0.8.19"
 bytes = "1.8.0"
 dns-lookup = "2.0.4"
 
-
 [build-dependencies]
 cargo_metadata = { workspace = true }
 # TODO(https://github.com/rust-lang/cargo/issues/12375): this should be an artifact dependency, but

nflux/src/egress.rs

@@ -5,7 +5,7 @@ use aya::maps::MapData;
 use aya::maps::perf::{AsyncPerfEventArrayBuffer, PerfBufferError};
 use aya::programs::{tc, SchedClassifier, TcAttachType};
 use bytes::BytesMut;
-use tracing::{debug, error, info, warn};
+use tracing::{error, info, warn};
 use nflux_common::{convert_protocol, EgressEvent};
 use crate::config::IsEnabled;
 use crate::utils::{is_private_ip, lookup_address};

nflux/src/logger.rs

@@ -3,6 +3,7 @@ use tracing::Level;
 
 pub fn setup_logger(log_level: &str, format: &str) {
     // Match the log level
+    // TODO: validate log level
     let log_level = match log_level {
         "trace" => Level::TRACE,
         "debug" => Level::DEBUG,