feat(rust): disable ebpf logs

implementations/rust/ockam/ockam_ebpf/Cargo.toml

@@ -15,9 +15,13 @@ description = """
 eBPF program used by Ockam TCP Portals
 """
 
+[features]
+default = []
+logging = ["aya-log-ebpf"]
+
 [dependencies]
 aya-ebpf = "0.1.1"
-aya-log-ebpf = "0.1.1"
+aya-log-ebpf = { version = "0.1.1", optional = true }
 network-types = "0.0.7"
 
 [[bin]]

implementations/rust/ockam/ockam_ebpf/src/common.rs

@@ -9,9 +9,9 @@ use aya_ebpf::bindings::TC_ACT_PIPE;
 use aya_ebpf::macros::map;
 use aya_ebpf::maps::HashMap;
 use aya_ebpf::programs::TcContext;
-use aya_log_ebpf::{error, trace, warn};
 
 use crate::conversion::{convert_ockam_to_tcp, convert_tcp_to_ockam};
+use crate::{error, trace, warn};
 
 pub type Proto = u8;
 
@@ -140,7 +140,7 @@ fn handle_ingress_tcp_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Result
             syn,
             ack,
             fin,
-            rst,
+            rst
         );
 
         convert_tcp_to_ockam(ctx, ipv4hdr, proto);
@@ -169,7 +169,7 @@ fn handle_ingress_tcp_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Result
             syn,
             ack,
             fin,
-            rst,
+            rst
         );
 
         convert_tcp_to_ockam(ctx, ipv4hdr, proto);
@@ -193,7 +193,7 @@ fn handle_ingress_tcp_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Result
         syn,
         ack,
         fin,
-        rst,
+        rst
     );
 
     Ok(TC_ACT_PIPE)
@@ -271,7 +271,7 @@ fn handle_egress_ockam_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Resul
                 syn,
                 ack,
                 fin,
-                rst,
+                rst
             );
 
             convert_ockam_to_tcp(ctx, ipv4hdr, tcphdr);
@@ -300,7 +300,7 @@ fn handle_egress_ockam_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Resul
                 syn,
                 ack,
                 fin,
-                rst,
+                rst
             );
 
             convert_ockam_to_tcp(ctx, ipv4hdr, tcphdr);
@@ -326,7 +326,7 @@ fn handle_egress_ockam_protocol(ctx: &TcContext, ipv4hdr: *mut Ipv4Hdr) -> Resul
         syn,
         ack,
         fin,
-        rst,
+        rst
     );
 
     Ok(TC_ACT_PIPE)

implementations/rust/ockam/ockam_ebpf/src/entrypoint.rs

@@ -37,6 +37,12 @@ mod checksum_helpers;
 mod common;
 mod conversion;
 
+#[cfg(feature = "logging")]
+mod logger_aya;
+
+#[cfg(not(feature = "logging"))]
+mod logger_noop;
+
 use crate::common::Direction;
 
 #[classifier]

implementations/rust/ockam/ockam_ebpf/src/logger_aya.rs

@@ -0,0 +1,34 @@
+#[macro_export]
+macro_rules! error {
+    ($($x:expr),*) => {
+        aya_log_ebpf::error!{ $($x,)+ }
+    };
+}
+
+#[macro_export]
+macro_rules! warn {
+    ($($x:expr),*) => {
+        aya_log_ebpf::warn!{ $($x,)+ }
+    }
+}
+
+#[macro_export]
+macro_rules! debug {
+    ($($x:expr),*) => {
+        aya_log_ebpf::debug!{ $($x,)+ }
+    }
+}
+
+#[macro_export]
+macro_rules! info {
+    ($($x:expr),*) => {
+        aya_log_ebpf::info!{ $($x,)+ }
+    }
+}
+
+#[macro_export]
+macro_rules! trace {
+    ($($x:expr),*) => {
+        aya_log_ebpf::trace!{ $($x,)+ }
+    }
+}

implementations/rust/ockam/ockam_ebpf/src/logger_noop.rs

@@ -0,0 +1,44 @@
+#[macro_export]
+macro_rules! error {
+    ($($x:expr),*) => {{
+        $(
+            _ = $x;
+        )*
+    }};
+}
+
+#[macro_export]
+macro_rules! warn {
+    ($($x:expr),*) => {{
+        $(
+            _ = $x;
+        )*
+    }};
+}
+
+#[macro_export]
+macro_rules! debug {
+    ($($x:expr),*) => {{
+        $(
+            _ = $x;
+        )*
+    }};
+}
+
+#[macro_export]
+macro_rules! info {
+    ($($x:expr),*) => {{
+        $(
+            _ = $x;
+        )*
+    }};
+}
+
+#[macro_export]
+macro_rules! trace {
+    ($($x:expr),*) => {{
+        $(
+            _ = $x;
+        )*
+    }};
+}