added event enrichment

src/corporate/mod.rs

@@ -2,15 +2,18 @@
 pub mod types;
 pub mod scraper;
 pub mod storage;
-pub mod update;
 pub mod helpers;
 pub mod aggregation;
 pub mod fx;
 pub mod openfigi;
 pub mod yahoo;
-pub mod update_companies;
-pub mod update_companies_cleanse;
 pub mod page_validation;
 pub mod atomic_writer;
 
+// Corporate update modules
+pub mod update;
+pub mod update_companies;
+pub mod update_companies_cleanse;
+pub mod update_companies_enrich;
+
 pub use update::run_full_update;

src/corporate/update.rs

@@ -3,6 +3,7 @@ use super::{scraper::*, storage::*, openfigi::*};
 use crate::config::Config;
 use crate::corporate::update_companies::build_companies_jsonl_streaming_parallel;
 use crate::corporate::update_companies_cleanse::{companies_yahoo_cleansed_low_profile, companies_yahoo_cleansed_no_data};
+use crate::corporate::update_companies_enrich::enrich_companies_with_events;
 use crate::util::directories::DataPaths;
 use crate::util::logger;
 use crate::scraper::webdriver::ChromeDriverPool;
@@ -87,16 +88,16 @@ pub async fn run_full_update(
         return Ok(());
     }
 
-    logger::log_info("Step 6: Cleansing up companies with missing essential data...").await;
+    logger::log_info("Step 6: Cleansing companies with missing essential data...").await;
     let cleansed_count = companies_yahoo_cleansed_no_data(&paths).await?;
     logger::log_info(&format!("  ✓ {} companies found on Yahoo ready for further use in companies_yahoo.jsonl", cleansed_count)).await;
 
     if shutdown_flag.load(Ordering::SeqCst) {
-        logger::log_warn("Shutdown detected after companies.jsonl build").await;
+        logger::log_warn("Shutdown detected after no-data cleansing").await;
         return Ok(());
     }
 
-    logger::log_info("Step 7: Cleansing up companies with too low profile (with abort-safe persistence)...").await;
+    logger::log_info("Step 7: Cleansing companies with too low profile (with abort-safe persistence)...").await;
     let proxy_pool = pool.get_proxy_pool()
          .ok_or_else(|| anyhow::anyhow!("ChromeDriverPool must be created with VPN proxy rotation enabled"))?;
 
@@ -104,11 +105,25 @@ pub async fn run_full_update(
     let yahoo_pool = Arc::new(YahooClientPool::new(proxy_pool, config, None).await?);
     logger::log_info(&format!("✓ YahooClientPool ready with {} clients", yahoo_pool.num_clients().await)).await;
 
-    let cleansed_count = companies_yahoo_cleansed_low_profile(&paths, config, yahoo_pool, shutdown_flag).await?;
+    let cleansed_count = companies_yahoo_cleansed_low_profile(&paths, config, yahoo_pool.clone(), shutdown_flag).await?;
     logger::log_info(&format!("  ✓ {} companies with sufficient profile ready for analytics", cleansed_count)).await;
 
+    if shutdown_flag.load(Ordering::SeqCst) {
+        logger::log_warn("Shutdown detected after low-profile cleansing").await;
+        return Ok(());
+    }
+
+    logger::log_info("Step 8: Enriching companies with Yahoo Events (with abort-safe persistence)...").await;
+    let enriched_count = enrich_companies_with_events(&paths, config, yahoo_pool.clone(), shutdown_flag).await?;
+    logger::log_info(&format!("  ✓ {} companies enriched with event data", enriched_count)).await;
+
+    if shutdown_flag.load(Ordering::SeqCst) {
+        logger::log_warn("Shutdown detected after event enrichment").await;
+        return Ok(());
+    }
+
     if !shutdown_flag.load(Ordering::SeqCst) {
-        logger::log_info("Step 8: Processing events (using index)...").await;
+        logger::log_info("Step 9: Processing events (using index)...").await;
         let _event_index = build_event_index(&paths).await?;
         logger::log_info("  ✓ Event index built").await;
     } else {

src/corporate/update_companies_cleanse.rs

@@ -174,7 +174,7 @@ pub async fn companies_yahoo_cleansed_no_data(paths: &DataPaths) -> Result<usize
 /// - Batched fsync (every 10 writes or 10 seconds)
 pub async fn companies_yahoo_cleansed_low_profile(
     paths: &DataPaths,
-    config: &Config,
+    _config: &Config,
     yahoo_pool: Arc<YahooClientPool>,
     shutdown_flag: &Arc<AtomicBool>,
 ) -> anyhow::Result<usize> {

src/corporate/update_companies_enrich.rs

@@ -1,22 +1,22 @@
-// src/corporate/update_companies_enrich.rs
+// src/corporate/update_companies_enrich_events.rs
-use super::{helpers::*, types::*};
+use super::{types::*};
 use crate::config::Config;
 use crate::util::directories::DataPaths;
 use crate::util::logger;
 use crate::scraper::yahoo::{YahooClientPool, QuoteSummaryModule};
 
 use std::result::Result::Ok;
-use chrono::{Local, Utc};
+use chrono::Utc;
-use std::collections::HashMap;
+use std::collections::{HashSet};
 use std::sync::Arc;
 use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
-use tokio::fs::{File, OpenOptions};
+use tokio::fs::{OpenOptions};
-use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader};
+use tokio::io::{AsyncWriteExt};
 use futures::stream::{FuturesUnordered, StreamExt};
 use serde_json::json;
 use tokio::sync::mpsc;
 
-/// Yahoo enriching data per corporate
+/// Yahoo Event enrichment per corporate company
 /// 
 /// # Features
 /// - Graceful shutdown (abort-safe)
@@ -28,7 +28,515 @@ use tokio::sync::mpsc;
 /// 
 /// # Persistence Strategy
 /// - Checkpoint: companies_yahoo_cleaned.jsonl (atomic state)
-/// - Log: companies_update.log (append-only updates)
+/// - Log: companies_events_updates.log (append-only updates)
 /// - On restart: Load checkpoint + replay log
 /// - Periodic checkpoints (every 50 companies)
 /// - Batched fsync (every 10 writes or 10 seconds)
+pub async fn enrich_companies_with_events(
+    paths: &DataPaths,
+    _config: &Config,
+    yahoo_pool: Arc<YahooClientPool>,
+    shutdown_flag: &Arc<AtomicBool>,
+) -> anyhow::Result<usize> {
+    // Configuration constants
+    const CHECKPOINT_INTERVAL: usize = 50;
+    const FSYNC_BATCH_SIZE: usize = 10;
+    const FSYNC_INTERVAL_SECS: u64 = 10;
+    const CONCURRENCY_LIMIT: usize = 50; // Limit parallel enrichment tasks
+    
+    let data_path = paths.data_dir();
+    
+    // File paths
+    let input_path = data_path.join("companies_yahoo_cleaned.jsonl");
+    let log_path = data_path.join("companies_events_updates.log");
+    let state_path = data_path.join("state.jsonl");
+    
+    // Check input exists
+    if !input_path.exists() {
+        logger::log_warn("  companies_yahoo_cleaned.jsonl not found, skipping event enrichment").await;
+        return Ok(0);
+    }
+    
+    // Check if already completed
+    if state_path.exists() {
+        let state_content = tokio::fs::read_to_string(&state_path).await?;
+        
+        for line in state_content.lines() {
+            if line.trim().is_empty() {
+                continue;
+            }
+            
+            if let Ok(state) = serde_json::from_str::<serde_json::Value>(line) {
+                if state.get("yahoo_events_enrichment_complete").and_then(|v| v.as_bool()).unwrap_or(false) {
+                    logger::log_info("  Yahoo events enrichment already completed").await;
+                    
+                    // Count enriched companies
+                    let count = count_enriched_companies(paths).await?;
+                    logger::log_info(&format!("  ✓ Found {} companies with event data", count)).await;
+                    return Ok(count);
+                }
+            }
+        }
+    }
+    
+    // === RECOVERY PHASE: Track enriched companies ===
+    let mut enriched_companies: HashSet<String> = HashSet::new();
+    
+    if log_path.exists() {
+        logger::log_info("Loading enrichment progress from log...").await;
+        let log_content = tokio::fs::read_to_string(&log_path).await?;
+        
+        for line in log_content.lines() {
+            if line.trim().is_empty() || !line.ends_with('}') {
+                continue; // Skip incomplete lines
+            }
+            
+            match serde_json::from_str::<serde_json::Value>(line) {
+                Ok(entry) => {
+                    if let Some(name) = entry.get("company_name").and_then(|v| v.as_str()) {
+                        if entry.get("status").and_then(|v| v.as_str()) == Some("enriched") {
+                            enriched_companies.insert(name.to_string());
+                        }
+                    }
+                }
+                Err(e) => {
+                    logger::log_warn(&format!("Skipping invalid log line: {}", e)).await;
+                }
+            }
+        }
+        logger::log_info(&format!("Loaded {} enriched companies from log", enriched_companies.len())).await;
+    }
+    
+    // Load all companies from input
+    logger::log_info("Loading companies from companies_yahoo_cleaned.jsonl...").await;
+    let companies = load_companies_from_jsonl(&input_path).await?;
+    let total_companies = companies.len();
+    logger::log_info(&format!("Found {} companies to process", total_companies)).await;
+    
+    // Filter companies that need enrichment
+    let pending_companies: Vec<CompanyCrossPlatformInfo> = companies
+        .into_iter()
+        .filter(|company| !enriched_companies.contains(&company.name))
+        .collect();
+    
+    let pending_count = pending_companies.len();
+    logger::log_info(&format!(
+        "  {} already enriched, {} pending",
+        enriched_companies.len(),
+        pending_count
+    )).await;
+    
+    if pending_count == 0 {
+        logger::log_info("  ✓ All companies already enriched").await;
+        mark_enrichment_complete(&state_path).await?;
+        return Ok(enriched_companies.len());
+    }
+    
+    // === PROCESSING PHASE: Enrich companies with events ===
+    
+    // Shared counters
+    let processed_count = Arc::new(AtomicUsize::new(enriched_companies.len()));
+    let success_count = Arc::new(AtomicUsize::new(enriched_companies.len()));
+    let failed_count = Arc::new(AtomicUsize::new(0));
+    
+    // Log writer channel with batching and fsync
+    let (log_tx, mut log_rx) = mpsc::channel::<LogCommand>(1000);
+    
+    // Spawn log writer task
+    let log_writer_handle = {
+        let log_path = log_path.clone();
+        let processed_count = Arc::clone(&processed_count);
+        let total_companies = total_companies;
+        
+        tokio::spawn(async move {
+            let mut log_file = OpenOptions::new()
+                .create(true)
+                .append(true)
+                .open(&log_path)
+                .await
+                .expect("Failed to open log file");
+            
+            let mut write_count = 0;
+            let mut last_fsync = tokio::time::Instant::now();
+            
+            while let Some(cmd) = log_rx.recv().await {
+                match cmd {
+                    LogCommand::Write(entry) => {
+                        let json_line = serde_json::to_string(&entry).expect("Serialization failed");
+                        log_file.write_all(json_line.as_bytes()).await.expect("Write failed");
+                        log_file.write_all(b"\n").await.expect("Write failed");
+                        
+                        write_count += 1;
+                        
+                        // Batched fsync
+                        if write_count >= FSYNC_BATCH_SIZE 
+                            || last_fsync.elapsed().as_secs() >= FSYNC_INTERVAL_SECS 
+                        {
+                            log_file.flush().await.expect("Flush failed");
+                            log_file.sync_all().await.expect("Fsync failed");
+                            write_count = 0;
+                            last_fsync = tokio::time::Instant::now();
+                        }
+                    }
+                    LogCommand::Checkpoint => {
+                        // Force fsync on checkpoint
+                        log_file.flush().await.expect("Flush failed");
+                        log_file.sync_all().await.expect("Fsync failed");
+                        write_count = 0;
+                        last_fsync = tokio::time::Instant::now();
+                        
+                        let current = processed_count.load(Ordering::SeqCst);
+                        logger::log_info(&format!(
+                            "  Checkpoint: {}/{} companies processed",
+                            current, total_companies
+                        )).await;
+                    }
+                    LogCommand::Shutdown => {
+                        // Final fsync before shutdown
+                        log_file.flush().await.expect("Flush failed");
+                        log_file.sync_all().await.expect("Fsync failed");
+                        break;
+                    }
+                }
+            }
+        })
+    };
+    
+    // Process companies concurrently with task panic isolation
+    let mut tasks = FuturesUnordered::new();
+    let mut pending_iter = pending_companies.into_iter();
+    let semaphore = Arc::new(tokio::sync::Semaphore::new(CONCURRENCY_LIMIT));
+    
+    // Initial batch of tasks
+    for _ in 0..CONCURRENCY_LIMIT.min(pending_count) {
+        if let Some(company) = pending_iter.next() {
+            let task = spawn_enrichment_task(
+                company,
+                Arc::clone(&yahoo_pool),
+                paths.clone(),
+                Arc::clone(&processed_count),
+                Arc::clone(&success_count),
+                Arc::clone(&failed_count),
+                log_tx.clone(),
+                Arc::clone(&semaphore),
+                Arc::clone(shutdown_flag),
+            );
+            tasks.push(task);
+        }
+    }
+    
+    // Process results and spawn new tasks
+    let mut checkpoint_counter = enriched_companies.len();
+    
+    while let Some(result) = tasks.next().await {
+        // Handle task result (even if panicked)
+        match result {
+            Ok(_) => {
+                // Task completed successfully
+            }
+            Err(e) => {
+                logger::log_warn(&format!("Task panicked: {}", e)).await;
+                failed_count.fetch_add(1, Ordering::SeqCst);
+            }
+        }
+        
+        // Check for shutdown
+        if shutdown_flag.load(Ordering::SeqCst) {
+            logger::log_warn("Shutdown detected, stopping new enrichment tasks...").await;
+            break;
+        }
+        
+        // Spawn next task
+        if let Some(company) = pending_iter.next() {
+            let task = spawn_enrichment_task(
+                company,
+                Arc::clone(&yahoo_pool),
+                paths.clone(),
+                Arc::clone(&processed_count),
+                Arc::clone(&success_count),
+                Arc::clone(&failed_count),
+                log_tx.clone(),
+                Arc::clone(&semaphore),
+                Arc::clone(shutdown_flag),
+            );
+            tasks.push(task);
+        }
+        
+        // Periodic checkpoint
+        checkpoint_counter += 1;
+        if checkpoint_counter % CHECKPOINT_INTERVAL == 0 {
+            let _ = log_tx.send(LogCommand::Checkpoint).await;
+        }
+    }
+    
+    // Shutdown log writer
+    let _ = log_tx.send(LogCommand::Shutdown).await;
+    drop(log_tx);
+    
+    // Wait for log writer to finish
+    let _ = log_writer_handle.await;
+    
+    let final_processed = processed_count.load(Ordering::SeqCst);
+    let final_success = success_count.load(Ordering::SeqCst);
+    let final_failed = failed_count.load(Ordering::SeqCst);
+    
+    logger::log_info(&format!(
+        "  Event enrichment summary: {} total, {} success, {} failed",
+        final_processed, final_success, final_failed
+    )).await;
+    
+    // Mark as complete if all companies processed
+    if final_processed >= total_companies && !shutdown_flag.load(Ordering::SeqCst) {
+        mark_enrichment_complete(&state_path).await?;
+        logger::log_info("  ✓ Event enrichment marked as complete").await;
+    }
+    
+    Ok(final_success)
+}
+
+/// Spawn a single enrichment task with panic isolation
+fn spawn_enrichment_task(
+    company: CompanyCrossPlatformInfo,
+    yahoo_pool: Arc<YahooClientPool>,
+    paths: DataPaths,
+    processed_count: Arc<AtomicUsize>,
+    success_count: Arc<AtomicUsize>,
+    failed_count: Arc<AtomicUsize>,
+    log_tx: mpsc::Sender<LogCommand>,
+    semaphore: Arc<tokio::sync::Semaphore>,
+    shutdown_flag: Arc<AtomicBool>,
+) -> tokio::task::JoinHandle<()> {
+    tokio::spawn(async move {
+        // Acquire semaphore permit
+        let _permit = semaphore.acquire().await.expect("Semaphore closed");
+        
+        // Check shutdown before processing
+        if shutdown_flag.load(Ordering::SeqCst) {
+            return;
+        }
+        
+        // Process company
+        let result = enrich_company_with_events(
+            &company,
+            &yahoo_pool,
+            &paths,
+        ).await;
+        
+        // Update counters
+        processed_count.fetch_add(1, Ordering::SeqCst);
+        
+        let status = match result {
+            Ok(_) => {
+                success_count.fetch_add(1, Ordering::SeqCst);
+                "enriched"
+            }
+            Err(e) => {
+                failed_count.fetch_add(1, Ordering::SeqCst);
+                logger::log_warn(&format!(
+                    "  Failed to enrich {}: {}",
+                    company.name, e
+                )).await;
+                "failed"
+            }
+        };
+        
+        // Log result
+        let log_entry = json!({
+            "company_name": company.name,
+            "status": status,
+            "timestamp": Utc::now().to_rfc3339(),
+        });
+        
+        let _ = log_tx.send(LogCommand::Write(log_entry)).await;
+    })
+}
+
+/// Enrich a single company with event data
+async fn enrich_company_with_events(
+    company: &CompanyCrossPlatformInfo,
+    yahoo_pool: &Arc<YahooClientPool>,
+    paths: &DataPaths,
+) -> anyhow::Result<()> {
+    use std::collections::HashMap;
+    
+    let ticker = match extract_first_yahoo_ticker(company) {
+        Some(t) => t,
+        None => {
+            return Err(anyhow::anyhow!("No valid Yahoo ticker found"));
+        }
+    };
+    
+    // Combined summary to accumulate data from all available modules
+    let mut combined_modules: HashMap<String, serde_json::Value> = HashMap::new();
+    let timestamp = chrono::Utc::now().timestamp();
+    
+    // Try each event module individually
+    let event_modules = QuoteSummaryModule::event_modules();
+    
+    for module in event_modules {
+        match yahoo_pool.get_quote_summary(&ticker, &[module]).await {
+            Ok(summary) => {
+                // Merge this module's data into combined summary
+                for (key, value) in summary.modules {
+                    combined_modules.insert(key, value);
+                }
+            }
+            Err(e) => {
+                // Module not available - silently continue for expected errors
+                let err_str = e.to_string();
+                if err_str.contains("500") || err_str.contains("404") || err_str.contains("Not Found") {
+                    // Expected for securities without this data - continue silently
+                    continue;
+                } else {
+                    // Unexpected error - log but continue trying other modules
+                    logger::log_warn(&format!(
+                        "  Unexpected error fetching event module for {}: {}",
+                        ticker, e
+                    )).await;
+                }
+            }
+        }
+    }
+    
+    // Only save if we got at least some data
+    if combined_modules.is_empty() {
+        return Err(anyhow::anyhow!("No event data available for any module"));
+    }
+    
+    // Create combined summary with all available modules
+    let combined_summary = crate::scraper::yahoo::QuoteSummary {
+        symbol: ticker.clone(),
+        modules: combined_modules,
+        timestamp,
+    };
+    
+    // Save the combined event data
+    save_company_event_data(paths, &company.name, &combined_summary).await?;
+    
+    Ok(())
+}
+
+/// Save event data to company directory
+async fn save_company_event_data(
+    paths: &DataPaths,
+    company_name: &str,
+    summary: &crate::scraper::yahoo::QuoteSummary,
+) -> anyhow::Result<()> {
+    use tokio::fs;
+    
+    let safe_name = sanitize_company_name(company_name);
+    
+    let company_dir = paths.corporate_dir().join(&safe_name).join("events");
+    fs::create_dir_all(&company_dir).await?;
+    
+    let data_path = company_dir.join("data.jsonl");
+    let json_line = serde_json::to_string(summary)?;
+    
+    let mut file = fs::File::create(&data_path).await?;
+    file.write_all(json_line.as_bytes()).await?;
+    file.write_all(b"\n").await?;
+    file.flush().await?;
+    file.sync_all().await?; // Ensure data is persisted
+    
+    Ok(())
+}
+
+/// Extract first valid Yahoo ticker from company
+fn extract_first_yahoo_ticker(company: &CompanyCrossPlatformInfo) -> Option<String> {
+    for tickers in company.isin_tickers_map.values() {
+        for ticker in tickers {
+            if ticker.starts_with("YAHOO:") 
+                && ticker != "YAHOO:NO_RESULTS" 
+                && ticker != "YAHOO:ERROR" 
+            {
+                return Some(ticker.trim_start_matches("YAHOO:").to_string());
+            }
+        }
+    }
+    None
+}
+
+/// Sanitize company name for file system
+fn sanitize_company_name(name: &str) -> String {
+    name.replace("/", "_")
+        .replace("\\", "_")
+        .replace(":", "_")
+        .replace("*", "_")
+        .replace("?", "_")
+        .replace("\"", "_")
+        .replace("<", "_")
+        .replace(">", "_")
+        .replace("|", "_")
+}
+
+/// Load companies from JSONL file
+async fn load_companies_from_jsonl(path: &std::path::Path) -> anyhow::Result<Vec<CompanyCrossPlatformInfo>> {
+    let content = tokio::fs::read_to_string(path).await?;
+    let mut companies = Vec::new();
+    
+    for line in content.lines() {
+        if line.trim().is_empty() {
+            continue;
+        }
+        if let Ok(company) = serde_json::from_str::<CompanyCrossPlatformInfo>(line) {
+            companies.push(company);
+        }
+    }
+    
+    Ok(companies)
+}
+
+/// Count enriched companies (companies with event data)
+async fn count_enriched_companies(paths: &DataPaths) -> anyhow::Result<usize> {
+    let corporate_dir = paths.corporate_dir();
+    
+    if !corporate_dir.exists() {
+        return Ok(0);
+    }
+    
+    let mut count = 0;
+    let mut entries = tokio::fs::read_dir(&corporate_dir).await?;
+    
+    while let Some(entry) = entries.next_entry().await? {
+        let path = entry.path();
+        if path.is_dir() {
+            let events_dir = path.join("events");
+            let events_file = events_dir.join("data.jsonl");
+            
+            if events_file.exists() {
+                count += 1;
+            }
+        }
+    }
+    
+    Ok(count)
+}
+
+/// Mark enrichment as complete in state file
+async fn mark_enrichment_complete(state_path: &std::path::Path) -> anyhow::Result<()> {
+    let enrichment_complete = json!({
+        "yahoo_events_enrichment_complete": true,
+        "completed_at": Utc::now().to_rfc3339(),
+    });
+    
+    let mut state_file = OpenOptions::new()
+        .create(true)
+        .append(true)
+        .open(state_path)
+        .await?;
+    
+    let state_line = serde_json::to_string(&enrichment_complete)?;
+    state_file.write_all(state_line.as_bytes()).await?;
+    state_file.write_all(b"\n").await?;
+    state_file.flush().await?;
+    state_file.sync_all().await?;
+    
+    Ok(())
+}
+
+/// Log command enum
+enum LogCommand {
+    Write(serde_json::Value),
+    Checkpoint,
+    Shutdown,
+}

src/main.rs

@@ -1,6 +1,6 @@
 // src/main.rs - FIXED: Proper temp pool cleanup
 
-use web_scraper::{*, scraper, economic, corporate};
+use web_scraper::{*, scraper, corporate};
 
 use anyhow::Result;
 use web_scraper::config::Config;

src/scraper/yahoo.rs

@@ -10,7 +10,7 @@ use std::sync::Arc;
 use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
 use std::time::{Duration, Instant};
 use tokio::sync::{Mutex, Semaphore, RwLock};
-use tokio::time::sleep;
+use tokio::time::{sleep, timeout};
 use reqwest::{Client, ClientBuilder};
 use reqwest::Proxy as ReqwestProxy;
 use std::result::Result::Ok;
@@ -154,9 +154,11 @@ impl QuoteSummaryModule {
 
     pub fn event_modules() -> Vec<Self> {
         vec![
-            Self::FinancialData,
             Self::CalendarEvents,
             Self::SecFilings,
+            Self::Earnings,
+            Self::EarningsHistory,
+            Self::UpgradeDowngradeHistory,
         ]
     }
 
@@ -277,8 +279,8 @@ impl YahooClient {
 
         let client = ClientBuilder::new()
             .proxy(proxy)
-            .timeout(Duration::from_secs(90))
+            .timeout(Duration::from_secs(30))  // CHANGED: Reduced from 90s to 30s
-            .connect_timeout(Duration::from_secs(30))
+            .connect_timeout(Duration::from_secs(10))  // CHANGED: Reduced from 30s to 10s
             .pool_max_idle_per_host(2)
             .pool_idle_timeout(Duration::from_secs(60))
             .cookie_store(true)
@@ -314,49 +316,85 @@ impl YahooClient {
             is_marked_for_replacement: Arc::new(AtomicBool::new(false)),
         };
 
-        // Initialize crumb
+        // NEW: Quick proxy health check before crumb initialization
-        yahoo_client.retry_initialize_crumb(&yahoo_client).await?;
+        logger::log_info(&format!(
+            "  YahooClient[{}] testing proxy connectivity...",
+            client_id
+        )).await;
         
+        match timeout(
+            Duration::from_secs(5),
+            yahoo_client.client.get("https://finance.yahoo.com").send()
+        ).await {
+            Ok(Ok(_)) => {
+                logger::log_info(&format!(
+                    "  ✓ YahooClient[{}] proxy is responsive",
+                    client_id
+                )).await;
+            }
+            Ok(Err(e)) => {
+                return Err(anyhow!(
+                    "Proxy connection failed for YahooClient[{}]: {}",
+                    client_id, e
+                ));
+            }
+            Err(_) => {
+                return Err(anyhow!(
+                    "Proxy connection timeout for YahooClient[{}]",
+                    client_id
+                ));
+            }
+        }
+
+        // Initialize crumb with timeout wrapper
+        match timeout(
+            Duration::from_secs(30),  // NEW: 30 second timeout for entire initialization
+            yahoo_client.try_initialize_crumb(&yahoo_client)
+        ).await {
+            Ok(Ok(())) => {
                 logger::log_info(&format!(
                     "  ✓ YahooClient[{}] initialized (max_tasks: {})",
                     client_id, max_tasks_per_client
                 )).await;
-
                 Ok(yahoo_client)
             }
+            Ok(Err(e)) => {
+                Err(anyhow!(
+                    "Failed to initialize YahooClient[{}]: {}",
+                    client_id, e
+                ))
+            }
+            Err(_) => {
+                Err(anyhow!(
+                    "Timeout initializing YahooClient[{}] (>30s)",
+                    client_id
+                ))
+            }
+        }
+    }
 
-    async fn retry_initialize_crumb(&self, client: &YahooClient) -> Result<()> {
+    async fn try_initialize_crumb(&self, client: &YahooClient) -> Result<()> {        
-        let mut last_err = None;
-        
-        for attempt in 1..=3 {
         match client.initialize_crumb().await {
             Ok(()) => return Ok(()),
             Err(e) => {
-                    let error_str = e.to_string();
+                let error_str: String = e.to_string();
-                    last_err = Some(e);
                 
                 // If it's a permanent error, don't retry
-                    if error_str.contains("Invalid Cookie") && attempt >= 2 {
+                if error_str.contains("Invalid Cookie") {
                     logger::log_error(&format!(
                         "  YahooClient[{}] permanent cookie error, not retrying",
                         self.client_id
                     )).await;
-                        break;
                 }
                 
-                    if attempt < 3 {
-                        let delay_ms = 300 * attempt; // Exponential backoff
                 logger::log_info(&format!(
-                            "  YahooClient[{}] crumb attempt {}/3 failed, retrying in {}ms: {}",
+                    "  YahooClient[{}] crumb attempt failed {}",
-                            self.client_id, attempt, delay_ms, error_str
+                    self.client_id, error_str
                 )).await;
-                        sleep(Duration::from_millis(delay_ms)).await;
-                    }
-                }
-            }
-        }
 
-        Err(last_err.unwrap_or_else(|| anyhow!("Max retries exceeded")))
+                Err(anyhow!("Failed fetching crumb: {}", error_str))
+            }
+        }
     }
 
     // Update the crumb fetching in the initialize_crumb function
@@ -366,15 +404,7 @@ impl YahooClient {
             self.client_id
         )).await;
 
-        // Step 1: Make multiple requests to establish a proper session
+        // Step 1: Establish session with timeout
-        let mut cookies_established = false;
-        
-        logger::log_info(&format!(
-            "  YahooClient[{}] Session establishment",
-            self.client_id
-        )).await;
-        
-        // Try different Yahoo domains to get valid cookies
         let yahoo_domains = [
             "https://finance.yahoo.com",
             "https://www.yahoo.com",
@@ -382,7 +412,10 @@ impl YahooClient {
         ];
         
         for domain in yahoo_domains.iter() {
-            let _ = self.client
+            // NEW: Add timeout and better error handling
+            match timeout(
+                Duration::from_secs(5),
+                self.client
                     .get(*domain)
                     .header("User-Agent", Self::random_user_agent())
                     .header("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8")
@@ -392,14 +425,45 @@ impl YahooClient {
                     .header("Connection", "keep-alive")
                     .header("Upgrade-Insecure-Requests", "1")
                     .send()
-                .await
+            ).await {
-                .ok();
+                Ok(Ok(response)) if response.status().is_success() => {
+                    logger::log_info(&format!(
+                        "  ✓ YahooClient[{}] session established via {}",
+                        self.client_id, domain
+                    )).await;
+                }
+                Ok(Ok(response)) => {
+                    logger::log_warn(&format!(
+                        "  ⚠ YahooClient[{}] session request to {} returned {}",
+                        self.client_id, domain, response.status()
+                    )).await;
+                }
+                Ok(Err(e)) => {
+                    logger::log_warn(&format!(
+                        "  ⚠ YahooClient[{}] failed to connect to {}: {}",
+                        self.client_id, domain, e
+                    )).await;
+                }
+                Err(_) => {
+                    logger::log_warn(&format!(
+                        "  ⚠ YahooClient[{}] timeout connecting to {}",
+                        self.client_id, domain
+                    )).await;
+                }
+            }
             
             sleep(Duration::from_millis(500)).await;
         }
         
-        // Step 2: Now try to fetch the crumb with enhanced headers
+        // Step 2: Fetch crumb with timeout
-        let crumb_response = self.client
+        logger::log_info(&format!(
+            "  YahooClient[{}] requesting crumb...",
+            self.client_id
+        )).await;
+        
+        let crumb_result = timeout(
+            Duration::from_secs(30),  // NEW: 30 second timeout for crumb fetch
+            self.client
                 .get(YAHOO_CRUMB_URL)
                 .header("User-Agent", Self::random_user_agent())
                 .header("Accept", "*/*")
@@ -413,10 +477,10 @@ impl YahooClient {
                 .header("Pragma", "no-cache")
                 .header("Cache-Control", "no-cache")
                 .send()
-            .await;
+        ).await;
         
-        match crumb_response {
+        match crumb_result {
-            Ok(response) if response.status().is_success() => {
+            Ok(Ok(response)) if response.status().is_success() => {
                 let crumb_text = response.text().await?;
                 let crumb = crumb_text.trim().to_string();
                 
@@ -434,38 +498,35 @@ impl YahooClient {
                     let mut refresh_guard = self.crumb_last_refresh.lock().await;
                     *refresh_guard = Some(Instant::now());
                     
-                    cookies_established = true;
+                    return Ok(());
                 } else {
-                    logger::log_warn(&format!(
-                        "  YahooClient[{}]  got invalid crumb format",
-                        self.client_id
-                    )).await;
-                }
-            }
-            Ok(response) => {
-                let status = response.status();
-                let error_text = response.text().await?;
-                logger::log_warn(&format!(
-                    "  YahooClient[{}]  failed: HTTP {}: {}",
-                    self.client_id, status, &error_text[..error_text.len().min(100)]
-                )).await;
-            }
-            Err(e) => {
-                logger::log_warn(&format!(
-                    "  YahooClient[{}]  connection error: {}",
-                    self.client_id, e
-                )).await;
-            }
-        }
-        
-        if !cookies_established {
                     return Err(anyhow!(
-                "Failed to initialize cookies/crumb for YahooClient[{}]",
+                        "YahooClient[{}] got invalid crumb format: '{}'",
+                        self.client_id, crumb
+                    ));
+                }
+            }
+            Ok(Ok(response)) => {
+                let status = response.status();
+                let error_text = response.text().await.unwrap_or_default();
+                return Err(anyhow!(
+                    "YahooClient[{}] crumb fetch failed: HTTP {} - {}",
+                    self.client_id, status, &error_text[..error_text.len().min(100)]
+                ));
+            }
+            Ok(Err(e)) => {
+                return Err(anyhow!(
+                    "YahooClient[{}] crumb connection error: {}",
+                    self.client_id, e
+                ));
+            }
+            Err(_) => {
+                return Err(anyhow!(
+                    "YahooClient[{}] crumb fetch timeout (>10s)",
                     self.client_id
                 ));
             }
-        
+        }
-        Ok(())
     }
 
     /// Get the current crumb (refresh if needed)
@@ -528,7 +589,15 @@ impl YahooClient {
     }
     
     /// Record a failure - return true if client should be replaced
-    pub async fn record_failure(&self, error_type: &str) -> bool {
+    pub async fn record_failure(&self, error_str: &str) -> bool {
+        // Don't count 404 as failures - these are expected when data doesn't exist
+        if error_str.contains("404") || error_str.contains("Not Found") {
+            return false; // Don't mark for replacement
+        }
+        if error_str.contains("500") || error_str.contains("Not Found") {
+            return false; // Don't mark for replacement
+        }
+
         let old_failures = self.consecutive_failures.fetch_add(1, Ordering::Relaxed);
         let new_failures = old_failures + 1;
         
@@ -538,13 +607,13 @@ impl YahooClient {
         if should_replace {
             logger::log_warn(&format!(
                 "  🚨 YahooClient[{}] marked for replacement ({} consecutive failures, last error: {})",
-                self.client_id, new_failures, error_type
+                self.client_id, new_failures, error_str
             )).await;
             self.is_marked_for_replacement.store(true, Ordering::Relaxed);
         } else {
             logger::log_warn(&format!(
                 "  ⚠ YahooClient[{}] failure {}/{}: {}",
-                self.client_id, new_failures, self.max_consecutive_failures, error_type
+                self.client_id, new_failures, self.max_consecutive_failures, error_str
             )).await;
         }
         
@@ -1065,27 +1134,45 @@ impl YahooClientPool {
             if rotation_enabled { "enabled" } else { "disabled" }
         )).await;
                 
-        let mut clients = Vec::with_capacity(actual_pool_size);
+        logger::log_info(&format!(
+            "Initializing {} YahooClients in parallel...",
+            actual_pool_size
+        )).await;
+
+        let mut handles = Vec::new();
 
         for i in 0..actual_pool_size {
             let proxy_url = proxy_pool.get_proxy_url(i);
+            let monitoring_clone = monitoring.clone();
             
-            match YahooClient::new(
+            let handle = tokio::spawn(async move {
-                i,
+                YahooClient::new(i, proxy_url, max_tasks_per_instance, monitoring_clone).await
-                proxy_url,
+            });
-                max_tasks_per_instance,
+            
-                monitoring.clone(),
+            handles.push(handle);
-            ).await {
+        }
-                Ok(client) => {
+
+        // Wait for all to complete
+        let results = futures::future::join_all(handles).await;
+
+        let mut clients = Vec::with_capacity(actual_pool_size);
+        for (i, result) in results.into_iter().enumerate() {
+            match result {
+                Ok(Ok(client)) => {
                     clients.push(Arc::new(client));
                     logger::log_info(&format!("  ✓ Client {} ready", i)).await;
                 }
-                Err(e) => {
+                Ok(Err(e)) => {
                     logger::log_warn(&format!(
                         "  ✗ Failed to initialize Client {}: {} - skipping",
                         i, e
                     )).await;
-                    // Continue with next client instead of failing entire pool
+                }
+                Err(e) => {
+                    logger::log_warn(&format!(
+                        "  ✗ Client {} task panicked: {} - skipping",
+                        i, e
+                    )).await;
                 }
             }
         }