chore: Update aya to 0.13.1

Cargo.toml

@@ -114,7 +114,7 @@ rules-engine = { path = "crates/modules/rules-engine" }
 smtp-notifier = { path = "crates/modules/smtp-notifier" }
 # External
 anyhow = "1.0.75"
-aya = { version = "0.12.0", features = ["async_tokio"] }
+aya = { version = "0.13.1", features = ["async_tokio"] }
 aya-ebpf-bindings = "0.1.0"
 aya-obj = "0.1.0"
 axum = { version = "0.8.1", features = ["ws"] }

crates/bpf-common/src/program.rs

@@ -12,9 +12,11 @@ use aya::{
         perf::{AsyncPerfEventArray, PerfBufferError},
         Array, HashMap, Map, MapData,
     },
-    programs::{CgroupSkb, CgroupSkbAttachType, KProbe, Lsm, RawTracePoint, TracePoint},
+    programs::{
+        CgroupAttachMode, CgroupSkb, CgroupSkbAttachType, KProbe, Lsm, RawTracePoint, TracePoint,
+    },
     util::{online_cpus, KernelVersion},
-    Bpf, BpfLoader, Btf, BtfError, Pod,
+    Btf, BtfError, Ebpf, EbpfLoader, Pod,
 };
 use bpf_feature_autodetect::autodetect_features;
 use bpf_features::BpfFeatures;
@@ -151,7 +153,7 @@ macro_rules! ebpf_program {
 #[derive(Error, Debug)]
 pub enum ProgramError {
     #[error("loading probe")]
-    LoadingProbe(#[from] aya::BpfError),
+    LoadingProbe(#[from] aya::EbpfError),
     #[error("program not found {0}")]
     ProgramNotFound(String),
     #[error("incorrect program type {0}")]
@@ -270,7 +272,7 @@ impl ProgramBuilder {
 
         let bpf = tokio::task::spawn_blocking(move || {
             let _ = std::fs::create_dir(&self.ctx.pinning_path);
-            let mut bpf = BpfLoader::new()
+            let mut bpf = EbpfLoader::new()
                 .map_pin_path(&self.ctx.pinning_path)
                 .btf(Some(btf.as_ref()))
                 .set_global("log_level", &(self.ctx.log_level as i32), true)
@@ -283,7 +285,7 @@ impl ProgramBuilder {
             for program in self.programs {
                 program.attach(&mut bpf, &btf)?;
             }
-            Result::<Bpf, ProgramError>::Ok(bpf)
+            Result::<Ebpf, ProgramError>::Ok(bpf)
         })
         .await
         .expect("join error")?;
@@ -327,7 +329,7 @@ impl Display for ProgramType {
 }
 
 impl ProgramType {
-    fn attach(&self, bpf: &mut Bpf, btf: &Btf) -> Result<(), ProgramError> {
+    fn attach(&self, bpf: &mut Ebpf, btf: &Btf) -> Result<(), ProgramError> {
         let load_err = |program_error| ProgramError::ProgramLoadError {
             program: self.to_string(),
             program_error: Box::new(program_error),
@@ -364,7 +366,11 @@ impl ProgramType {
                     .map_err(|source| MountinfoError::ReadFile { source, path })?;
                 program.load().map_err(load_err)?;
                 program
-                    .attach(cgroup, CgroupSkbAttachType::Egress)
+                    .attach(
+                        cgroup,
+                        CgroupSkbAttachType::Egress,
+                        CgroupAttachMode::Single,
+                    )
                     .map_err(attach_err)?;
             }
             ProgramType::CgroupSkbIngress(cgroup_skb) => {
@@ -374,15 +380,19 @@ impl ProgramType {
                     .map_err(|source| MountinfoError::ReadFile { source, path })?;
                 program.load().map_err(load_err)?;
                 program
-                    .attach(cgroup, CgroupSkbAttachType::Ingress)
+                    .attach(
+                        cgroup,
+                        CgroupSkbAttachType::Ingress,
+                        CgroupAttachMode::Single,
+                    )
                     .map_err(attach_err)?;
             }
         }
         Ok(())
     }
 }
 
-fn extract_program<'a, T>(bpf: &'a mut Bpf, program: &str) -> Result<&'a mut T, ProgramError>
+fn extract_program<'a, T>(bpf: &'a mut Ebpf, program: &str) -> Result<&'a mut T, ProgramError>
 where
     T: 'a,
     &'a mut T: TryFrom<&'a mut aya::programs::Program>,
@@ -399,7 +409,7 @@ pub struct Program {
     tx_exit: watch::Sender<()>,
     ctx: BpfContext,
     name: String,
-    bpf: Bpf,
+    bpf: Ebpf,
     used_maps: HashSet<String>,
 }
 
@@ -412,7 +422,7 @@ impl Drop for Program {
 }
 
 impl Program {
-    pub fn bpf(&mut self) -> &mut Bpf {
+    pub fn bpf(&mut self) -> &mut Ebpf {
         &mut self.bpf
     }
     /// Poll a BPF_MAP_TYPE_HASH with a certain interval

crates/bpf-feature-autodetect/src/bpf_loop.rs

@@ -1,8 +1,8 @@
-use aya::{include_bytes_aligned, programs::TracePoint, Bpf, BpfError};
+use aya::{include_bytes_aligned, programs::TracePoint, Ebpf, EbpfError};
 use log::warn;
 
-fn load_probe() -> Result<(), BpfError> {
-    let mut bpf = Bpf::load(include_bytes_aligned!(concat!(
+fn load_probe() -> Result<(), EbpfError> {
+    let mut bpf = Ebpf::load(include_bytes_aligned!(concat!(
         env!("OUT_DIR"),
         "/test_bpf_loop.none.bpf.o"
     )))?;

crates/bpf-feature-autodetect/src/lsm.rs

@@ -1,5 +1,5 @@
 use anyhow::{anyhow, Context, Result};
-use aya::{include_bytes_aligned, programs::Lsm, BpfLoader, Btf};
+use aya::{include_bytes_aligned, programs::Lsm, Btf, EbpfLoader};
 
 /// Check if the system supports eBPF LSM programs.
 /// The kernel must be build with CONFIG_BPF_LSM=y, which is available
@@ -40,7 +40,7 @@ fn try_load() -> Result<()> {
         .ok_or_else(|| anyhow!("eBPF LSM programs disabled"))?;
 
     // Check if we can load a program
-    let mut bpf = BpfLoader::new()
+    let mut bpf = EbpfLoader::new()
         .load(TEST_LSM_PROBE)
         .context("LSM enabled, but initial loading failed")?;
     let program: &mut Lsm = bpf

crates/bpf-filtering/src/initializer.rs

@@ -1,7 +1,7 @@
 use std::{os::unix::prelude::OsStringExt, time::Duration};
 
 use anyhow::{Context, Result};
-use bpf_common::{aya::Bpf, Pid};
+use bpf_common::{aya::Ebpf, Pid};
 use pulsar_core::{
     pdk::process_tracker::{ProcessTrackerHandle, TrackerUpdate},
     Timestamp,
@@ -32,7 +32,7 @@ const INIT_TIMEOUT: Duration = Duration::from_millis(100);
 ///    this makes sure the eBPF code didn't fill map_interest with wrong data
 ///    because of unitialized entries.
 pub async fn setup_events_filter(
-    bpf: &mut Bpf,
+    bpf: &mut Ebpf,
     mut config: Config,
     process_tracker: &ProcessTrackerHandle,
     rx_processes: &mut mpsc::UnboundedReceiver<TrackerUpdate>,
@@ -137,7 +137,7 @@ struct Initializer {
 }
 
 impl Initializer {
-    fn new(bpf: &mut Bpf, config: Config) -> Result<Self> {
+    fn new(bpf: &mut Ebpf, config: Config) -> Result<Self> {
         let mut interest_map = InterestMap::load(bpf, &config.interest_map_name)?;
         // clear interest map
         interest_map.clear()?;

crates/bpf-filtering/src/maps.rs

@@ -19,7 +19,7 @@ pub const DEFAULT_CGROUP_RULES: &str = "m_cgroup_rules";
 
 impl InterestMap {
     /// Try to load the map from eBPF
-    pub fn load(bpf: &mut aya::Bpf, name: &str) -> Result<Self> {
+    pub fn load(bpf: &mut aya::Ebpf, name: &str) -> Result<Self> {
         Map::load(bpf, name).map(Self)
     }
 
@@ -62,7 +62,7 @@ pub struct RuleMap(Map<Image, u8>);
 
 impl RuleMap {
     /// Try to load the rule map
-    pub fn load(bpf: &mut aya::Bpf, name: &str) -> Result<Self> {
+    pub fn load(bpf: &mut aya::Ebpf, name: &str) -> Result<Self> {
         Map::load(bpf, name).map(Self)
     }
 
@@ -96,7 +96,7 @@ pub(crate) struct Map<K, V> {
 
 impl<K: aya::Pod, V: aya::Pod> Map<K, V> {
     /// Try to load the eBPF hash map with the given name
-    pub(crate) fn load(bpf: &mut aya::Bpf, name: &str) -> Result<Self> {
+    pub(crate) fn load(bpf: &mut aya::Ebpf, name: &str) -> Result<Self> {
         let map = aya::maps::HashMap::try_from(
             bpf.take_map(name)
                 .with_context(|| format!("Error finding eBPF map {name}"))?,

crates/bpf-filtering/src/test_suite.rs

@@ -1,7 +1,7 @@
 use crate::config::Rule;
 use crate::maps::{Cgroup, InterestMap, Map, PolicyDecision, RuleMap};
 use bpf_common::aya::programs::RawTracePoint;
-use bpf_common::aya::{self, Bpf, BpfLoader};
+use bpf_common::aya::{self, Ebpf, EbpfLoader};
 use bpf_common::program::BpfContext;
 use bpf_common::test_runner::{TestCase, TestReport, TestSuite};
 use bpf_common::test_utils::cgroup::fork_in_temp_cgroup;
@@ -278,7 +278,7 @@ fn cgroups_tracked() -> TestCase {
 }
 
 // attach a single tracepoint for test purposes
-fn attach_raw_tracepoint(bpf: &mut Bpf, tp: &str) {
+fn attach_raw_tracepoint(bpf: &mut Ebpf, tp: &str) {
     let tracepoint: &mut RawTracePoint = bpf
         .program_mut(tp)
         .ok_or_else(|| ProgramError::ProgramNotFound(tp.to_string()))
@@ -357,7 +357,7 @@ fn exit_cleans_up_resources() -> TestCase {
     })
 }
 
-fn load_ebpf() -> Bpf {
+fn load_ebpf() -> Ebpf {
     let ctx = BpfContext::new(
         bpf_common::program::Pinning::Disabled,
         bpf_common::program::PERF_PAGES_DEFAULT,
@@ -366,7 +366,7 @@ fn load_ebpf() -> Bpf {
     .unwrap();
     const PIN_PATH: &str = "/sys/fs/bpf/filtering-test";
     let _ = std::fs::create_dir(PIN_PATH);
-    let bpf = BpfLoader::new()
+    let bpf = EbpfLoader::new()
         .map_pin_path(PIN_PATH)
         .load(ebpf_program!(&ctx, "filtering_example").as_slice())
         .unwrap();