darpan 0.2.4

Linux developer service monitoring utility with auto-detection, real-time health checks, and interactive TUI for databases, APIs, Docker containers, and more
Documentation 
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use crate::config::ProjectConfig;
use crate::detectors::DetectorTrait;
use crate::models::{DetectionSource, Service};
use crate::utils::ServiceSignatures;
use anyhow::Result;
use async_trait::async_trait;
use std::path::Path;
use sysinfo::System;
use tracing::debug;

pub struct ProcessDetector;

impl ProcessDetector {
    pub fn new() -> Self {
        Self
    }
}

#[async_trait]
impl DetectorTrait for ProcessDetector {
    fn name(&self) -> &str {
        "ProcessDetector"
    }

    fn priority(&self) -> i32 {
        20
    }

    async fn detect(&self, project_path: &Path, _config: Option<&ProjectConfig>) -> Result<Vec<Service>> {
        let mut services = Vec::new();
        let mut sys = System::new_all();
        sys.refresh_all();
        
        for (pid, process) in sys.processes() {
            let process_name = process.name();
            let cmd = process.cmd();
            
            // Try to match against known service signatures
            if let Some(signature) = ServiceSignatures::find_by_process(process_name) {
                let role = signature.role;
                let mut service = Service::new_with_role(
                    signature.name.to_string(),
                    signature.service_type.clone(),
                    "localhost".to_string(),
                    signature.port,
                    DetectionSource::ProcessScan,
                    project_path.to_string_lossy().to_string(),
                    role,
                );
                
                service.pid = Some(pid.as_u32());
                service.process_name = Some(process_name.to_string());
                service.command_line = Some(cmd.join(" "));
                service.tags.push("auto-detected".to_string());
                service.systemd_unit = signature.systemd_unit.map(|s| s.to_string());
                
                services.push(service);
                debug!("Detected {} via process (PID: {}, role: {:?})", signature.name, pid, role);
            }
        }
        
        Ok(services)
    }
}