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aya/ebpf/aya-log-ebpf/src/lib.rs

38 lines
1.6 KiB
Rust

#![no_std]
#![warn(clippy::cast_lossless, clippy::cast_sign_loss)]
pub use aya_log_ebpf_macros::{debug, error, info, log, trace, warn};
#[doc(hidden)]
pub mod macro_support {
#[cfg(target_arch = "bpf")]
use aya_ebpf::macros::map;
use aya_ebpf::maps::{PerCpuArray, RingBuf};
use aya_log_common::LogValueLength;
pub use aya_log_common::{
DefaultFormatter, DisplayHint, IpFormatter, Level, LowerHexFormatter, LowerMacFormatter,
UpperHexFormatter, UpperMacFormatter, WriteToBuf, write_record_header,
};
const LOG_BUF_CAPACITY: LogValueLength = 8192;
#[repr(C)]
pub struct LogBuf {
pub buf: [u8; LOG_BUF_CAPACITY as usize],
}
// This cfg_attr prevents compilation failures on macOS where the generated section name doesn't
// meet mach-o's requirements. We wouldn't ordinarily build this crate for macOS, but we do so
// because the integration-test crate depends on this crate transitively. See comment in
// test/integration-test/Cargo.toml.
#[cfg_attr(target_arch = "bpf", map)]
pub static AYA_LOG_BUF: PerCpuArray<LogBuf> = PerCpuArray::with_max_entries(1, 0);
// This cfg_attr prevents compilation failures on macOS where the generated section name doesn't
// meet mach-o's requirements. We wouldn't ordinarily build this crate for macOS, but we do so
// because the integration-test crate depends on this crate transitively. See comment in
// test/integration-test/Cargo.toml.
#[cfg_attr(target_arch = "bpf", map)]
pub static AYA_LOGS: RingBuf = RingBuf::with_byte_size((LOG_BUF_CAPACITY as u32) << 4, 0);
}