fn new()

in src/samplers/tcp/mod.rs [37:63]

• 23 lines of code
• 4 McCabe index (conditional complexity)

    fn new(common: Common) -> Result<Self, anyhow::Error> {
        let fault_tolerant = common.config.general().fault_tolerant();
        let statistics = common.config().samplers().tcp().statistics();

        #[allow(unused_mut)]
        let mut sampler = Self {
            bpf: None,
            bpf_last: Arc::new(Mutex::new(Instant::now())),
            common,
            proc_net_snmp: None,
            proc_net_netstat: None,
            statistics,
        };

        if let Err(e) = sampler.initialize_bpf() {
            error!("failed to initialize bpf: {}", e);
            if !fault_tolerant {
                return Err(e);
            }
        }

        if sampler.sampler_config().enabled() {
            sampler.register();
        }

        Ok(sampler)
    }