[Chores]: Conntracker code refactoring and chores

.gitignore

@@ -161,17 +161,6 @@ config.json
 #output file
 .vscode/
 /node_modules
-docker-compose.yaml
-admission-webhook-with-cert.yaml
-proxy-injector-with-cert.yaml
-kafka.rs
-node-debugger.yaml
-notes.txt
-dev-notes.txt
-skbuff.rs
-admission-webhook.yaml
-certificate-manager.yaml
-client-deployment.yaml
 
 # Claude AI assistant working files
 CLAUDE.md

core/src/components/conntracker/src/data_structures.rs

@@ -3,6 +3,18 @@ use aya_ebpf::{
     maps::{LruPerCpuHashMap, PerfEventArray,HashMap},
 };
 
+// docs:
+// PacketLog structure used to track an incoming network packet
+// 
+// proto: packet protol (ex. TCP,UDP,ICMP)
+// src_ip: source address ip 
+// src_port: source address port
+// dst_ip: destination ip
+// dst_port: destination port
+// pid: kernel process ID
+//
+
+
 #[repr(C)]
 #[derive(Clone, Copy)]
 pub struct PacketLog {
@@ -11,10 +23,10 @@ pub struct PacketLog {
     pub src_port: u16,
     pub dst_ip: u32,
     pub dst_port: u16,
-    pub pid: u32
+    pub pid: u32,
 }
 
-// This structure is only for active connections
+// This structure is only for active connections (TODO: investigate if this is really useful)
 #[repr(C)]
 #[derive(Clone, Copy)]
 pub struct ConnArray {
@@ -25,26 +37,50 @@ pub struct ConnArray {
     pub proto: u8,
 }
 
+
+// docs:
+// VethLog structure used to track virtual ethernet interfaces creation and deletion
+// 
+// name: veth name
+// state: socket state 
+// dev_addr: veth device addresses
+// event_type: creation or deletion
+// netns: veth network namespace
+// pid: kernel process ID
+//
+
 #[repr(C)]
 #[derive(Clone, Copy, Debug)]
 pub struct VethLog {
     pub name: [u8; 16],
-    pub state: u64, //state var type: long unsigned int
+    pub state: u64, // state var type: long unsigned int
     pub dev_addr: [u32; 8],
-    pub event_type: u8, //i choose 1 for veth creation or 2 for veth destruction
+    pub event_type: u8, // i choose 1 for veth creation or 2 for veth destruction
     pub netns: u32,
     pub pid: u32
 
 }
 
+// docs:
+//
+// BPF maps used in the conntracker programs 
+// 
+// VETH_EVENTS: PerfEventArray used in the veth_tracer functions (veth_tracer.rs module)
+//
+// BLOCKLIST: an hashmap used to block addresses -----> TODO: key and values are the same for semplicity but we need to 
+//            investigate the possibility to save the service name or the timestamp registered when the command was executed or a simple int index
+//
+
+
 #[map(name = "EventsMap", pinning = "by_name")]
 pub static mut EVENTS: PerfEventArray<PacketLog> = PerfEventArray::new(0);
 
-//TODO: ConnectionMap needs a rework after implementing issue #105
+// FIXME: this might be useless 
 #[map(name = "ConnectionMap")]
 pub static mut ACTIVE_CONNECTIONS: LruPerCpuHashMap<u16, ConnArray> =
     LruPerCpuHashMap::with_max_entries(65536, 0);
 
+// FIXME: this might be useless
 #[map(name = "ConnectionTrackerMap")]
 pub static mut CONNTRACKER: LruPerCpuHashMap<ConnArray, u8> =
     LruPerCpuHashMap::with_max_entries(65536, 0);