chore: 初始提交 - 移除所有硬编码凭据，统一从环境变量读取

2026-06-11 17:10:58 +08:00
commit c223c79b36
1699 changed files with 313940 additions and 0 deletions
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+const axios = require('axios')
+const iconv = require('iconv-lite')
+const fs = require('fs')
+const path = require('path')
+const { logJSON } = require('./logger')
+
+const sinaMapSymbol = s => {
+  const x = String(s).toLowerCase()
+  if (x === '000001' || x === 'sh000001') return 'sh000001'
+  if (x === '399001' || x === 'sz399001') return 'sz399001'
+  if (x === '399006' || x === 'sz399006') return 'sz399006'
+  if (x === '000300' || x === 'sh000300') return 'sh000300'
+  if (x === '899050' || x.startsWith('bj899050')) return 'bj899050'
+  if (x === '000688' || x === 'sh000688') return 'sh000688'
+  if (x === 'ixic' || x === '.ixic' || x === 'gb_ixic') return 'gb_ixic'
+  if (x === 'inx' || x === '.inx' || x === 'gb_inx') return 'gb_inx'
+  if (x === 'hsi.hk' || x === 'hsi' || x === 'hk_hsi' || x === 'hkhsi') return 'rt_hkHSI'
+  if (x === '03153.hk' || x === 'hk03153' || x === '03153') return 'rt_hk03153'
+  if (x === 'inda' || x === 'amex:inda' || x === 'us_inda' || x === 'gb_inda') return 'gb_inda'
+  if (x === 'ewg' || x === 'nysearca:ewg' || x === 'us_ewg' || x === 'gb_ewg') return 'gb_ewg'
+  return s
+}
+
+const parseSinaLine = line => {
+  const m = line.match(/^var\s+hq_str_(\w+)=\"([^\"]*)/)
+  if (!m) return null
+  const symbol = m[1]
+  const body = m[2]
+  const parts = body.split(',')
+  if (symbol.startsWith('gb_')) {
+    const name = parts[0] || symbol
+    const price = parseFloat(parts[1] || '0')
+    // find percent in any field
+    const pctField = parts.find(p => /%/.test(p)) || ''
+    const pctMatch = String(pctField).match(/(-?\d+(?:\.\d+)?)%/)
+    const pct = pctMatch ? parseFloat(pctMatch[1]) : 0
+    let prevClose = 0, change = 0
+    if (pct !== 0 && price) { prevClose = price / (1 + pct / 100); change = price - prevClose }
+    return { symbol, name, price, prevClose, change, change_percent: pct }
+  }
+  if (symbol.startsWith('hk')) {
+    const name = parts[0] || symbol
+    const price = parseFloat(parts[6] || parts[1] || '0')
+    const prevClose = parseFloat(parts[3] || parts[2] || '0')
+    const change = price - prevClose
+    const pct = prevClose ? (change / prevClose) * 100 : 0
+    return { symbol, name, price, prevClose, change, change_percent: pct }
+  }
+  const name = parts[0] || ''
+  const price = parseFloat(parts[3] || parts[1] || '0')
+  const prevClose = parseFloat(parts[2] || '0')
+  const change = price - prevClose
+  const pct = prevClose ? (change / prevClose) * 100 : 0
+  return { symbol, name, price, prevClose, change, change_percent: pct }
+}
+
+const fetchSina = async symbols => {
+  if (!symbols || symbols.length === 0) return []
+  const chunkSize = 6
+  const outMap = new Map()
+  for (let i = 0; i < symbols.length; i += chunkSize) {
+    const chunk = symbols.slice(i, i + chunkSize).map(sinaMapSymbol)
+    const list = chunk.join(',')
+    const url = `http://hq.sinajs.cn/list=${list}`
+    logJSON('markets.http.get', { source: 'sina', url, symbols: chunk, chunk_index: Math.floor(i / chunkSize), chunk_size: chunk.length }, 'markets')
+    try {
+      const res = await axios.get(url, {
+        headers: {
+          'Referer': 'https://finance.sina.com.cn/',
+          'User-Agent': 'Mozilla/5.0',
+          'Accept-Language': 'zh-CN,zh;q=0.9'
+        },
+        responseType: 'arraybuffer',
+        timeout: 10000,
+        validateStatus: () => true
+      })
+      if (!res || res.status >= 400) {
+        logJSON('markets.http.status', { source: 'sina', url, status: res && res.status, chunk_index: Math.floor(i / chunkSize) }, 'markets')
+        continue
+      }
+      const text = iconv.decode(Buffer.from(res.data), 'gb18030')
+      const lines = String(text || '').split(/;\s*/).filter(Boolean)
+      let parsedCount = 0
+      for (const line of lines) {
+        const r = parseSinaLine(line)
+        if (r) {
+          parsedCount += 1
+          outMap.set(r.symbol, { ...r, source: 'sina' })
+        }
+      }
+      logJSON('markets.http.parse', { source: 'sina', chunk_index: Math.floor(i / chunkSize), count: parsedCount }, 'markets')
+    } catch (e) {
+      logJSON('markets.http.error', { source: 'sina', url, chunk_index: Math.floor(i / chunkSize), error: String(e.message || e) }, 'markets')
+    }
+  }
+  return Array.from(outMap.values())
+}
+
+const marketsConfigPath = path.join(process.cwd(), 'config', 'markets.json')
+const yahooProbeState = {
+  quoteCache: new Map(),
+  chartCache: new Map(),
+  quotePendingSymbols: new Set(),
+  quotePendingWaiters: [],
+  quoteFlushTimer: null,
+  quoteFlushRunning: false,
+  chartInflight: new Map(),
+  lastRequestAt: { quote: 0, chart: 0 },
+  finnhubLastRequestAt: 0,
+  finnhubRequestTimes: []
+}
+const YAHOO_PROBE_SYMBOL_ALIAS = Object.freeze({
+  usINX: '^GSPC',
+  usIXIC: '^IXIC',
+  usDJI: '^DJI',
+  hkHSI: '^HSI',
+  zsN225: '^N225',
+  zsGDAXI: '^GDAXI',
+  zstwii: '^TWII',
+  zskospi: '^KS11',
+  zsBVSP: '^BVSP',
+  zsSTI: '^STI',
+  usEWG: 'EWG',
+  usFLSA: 'FLSA',
+  usNFTY: 'NFTY',
+  usREMX: 'REMX',
+  usEWJ: 'EWJ',
+  usEWY: 'EWY',
+  usEWZ: 'EWZ',
+  usASEA: 'ASEA',
+  usEWT: 'EWT',
+  usINDA: 'INDA',
+  hf_GC: 'GC=F',
+  hf_SI: 'SI=F'
+})
+const FINNHUB_TIMEZONE_ALIAS = Object.freeze({
+  '^GSPC': 'America/New_York',
+  '^IXIC': 'America/New_York',
+  '^DJI': 'America/New_York',
+  '^HSI': 'Asia/Hong_Kong',
+  '^N225': 'Asia/Tokyo',
+  '^GDAXI': 'Europe/Berlin',
+  '^TWII': 'Asia/Taipei',
+  '^KS11': 'Asia/Seoul',
+  '^BVSP': 'America/Sao_Paulo',
+  '^STI': 'Asia/Singapore'
+})
+const FINNHUB_DEFAULT_TZ = 'America/New_York'
+
+const sleep = ms => new Promise(resolve => setTimeout(resolve, ms))
+
+const toFiniteNumber = value => {
+  const n = Number(value)
+  return Number.isFinite(n) ? n : null
+}
+
+const pushYahooTrace = (trace, stage, details = {}) => {
+  if (!Array.isArray(trace)) return
+  trace.push({
+    time: new Date().toISOString(),
+    stage,
+    ...details
+  })
+}
+
+const readMarketsConfig = () => {
+  try {
+    if (!fs.existsSync(marketsConfigPath)) return {}
+    return JSON.parse(fs.readFileSync(marketsConfigPath, 'utf-8'))
+  } catch {
+    return {}
+  }
+}
+
+const getYahooProbeConfig = () => {
+  const cfg = readMarketsConfig()
+  const raw = cfg && typeof cfg.yahoo_probe === 'object' ? cfg.yahoo_probe : {}
+  const baseUrl = String(raw.base_url || 'http://47.252.30.127:19071').trim().replace(/\/$/, '')
+  return {
+    enabled: raw.enabled !== false,
+    base_url: baseUrl || 'http://47.252.30.127:19071',
+    token: String(raw.token || '').trim(),
+    quote_endpoint: String(raw.quote_endpoint || raw.endpoint || '/probe/yahoo').trim() || '/probe/yahoo',
+    chart_endpoint: String(raw.chart_endpoint || raw.endpoint || '/probe/yahoo').trim() || '/probe/yahoo',
+    finnhub_quote_endpoint: String(raw.finnhub_quote_endpoint || '/probe/finnhub/quote').trim() || '/probe/finnhub/quote',
+    finnhub_candle_endpoint: String(raw.finnhub_candle_endpoint || '/probe/finnhub/candle').trim() || '/probe/finnhub/candle',
+    request_timeout_ms: Math.max(3000, Number(raw.request_timeout_ms || 15000)),
+    quote_ttl_seconds: Math.max(15, Number(raw.quote_ttl_seconds || 120)),
+    chart_ttl_seconds: Math.max(300, Number(raw.chart_ttl_seconds || 21600)),
+    quote_batch_size: Math.max(1, Math.min(20, Number(raw.quote_batch_size || 4))),
+    quote_min_interval_ms: Math.max(0, Number(raw.quote_min_interval_ms || raw.min_request_interval_ms || 2500)),
+    chart_min_interval_ms: Math.max(0, Number(raw.chart_min_interval_ms || raw.min_request_interval_ms || 2500)),
+    finnhub_min_interval_ms: Math.max(1200, Number(raw.finnhub_min_interval_ms || 1300)),
+    finnhub_max_requests_per_minute: Math.max(1, Math.min(55, Number(raw.finnhub_max_requests_per_minute || 50)))
+  }
+}
+
+const getYahooProbeCache = (cache, key) => {
+  const hit = cache.get(key)
+  if (!hit) return null
+  if (Number(hit.expires_at || 0) <= Date.now()) {
+    cache.delete(key)
+    return null
+  }
+  return hit.value
+}
+
+const setYahooProbeCache = (cache, key, value, ttlSeconds) => {
+  cache.set(key, {
+    value,
+    expires_at: Date.now() + Math.max(1, ttlSeconds) * 1000
+  })
+}
+
+const getYahooProbeSymbol = symbol => {
+  const raw = String(symbol || '').trim()
+  if (!raw) return ''
+  if (YAHOO_PROBE_SYMBOL_ALIAS[raw]) return YAHOO_PROBE_SYMBOL_ALIAS[raw]
+  if (/^us[A-Z][A-Z0-9._-]+$/.test(raw)) return raw.slice(2)
+  return raw
+}
+
+const getFinnhubSymbol = symbol => getYahooProbeSymbol(symbol)
+
+const getFinnhubTimeZone = symbol => {
+  const key = String(symbol || '').trim()
+  return FINNHUB_TIMEZONE_ALIAS[key] || FINNHUB_DEFAULT_TZ
+}
+
+const sleepUntilNextMinuteWindow = async cfg => {
+  const windowMs = 60 * 1000
+  const now = Date.now()
+  yahooProbeState.finnhubRequestTimes = yahooProbeState.finnhubRequestTimes.filter(ts => (now - ts) < windowMs)
+  const maxPerMinute = Math.max(1, Number(cfg.finnhub_max_requests_per_minute || 50))
+  if (yahooProbeState.finnhubRequestTimes.length < maxPerMinute) return
+  const oldest = Number(yahooProbeState.finnhubRequestTimes[0] || 0)
+  const waitMs = Math.max(0, windowMs - (now - oldest) + 50)
+  if (waitMs > 0) await sleep(waitMs)
+}
+
+const throttleFinnhubProbe = async (cfg, trace, reason) => {
+  await sleepUntilNextMinuteWindow(cfg)
+  const minInterval = Math.max(0, Number(cfg.finnhub_min_interval_ms || 1300))
+  const waitMs = Math.max(0, minInterval - (Date.now() - Number(yahooProbeState.finnhubLastRequestAt || 0)))
+  if (waitMs > 0) {
+    pushYahooTrace(trace, 'finnhub.throttle_wait', { wait_ms: waitMs, reason: String(reason || '') })
+    await sleep(waitMs)
+  }
+  const now = Date.now()
+  yahooProbeState.finnhubLastRequestAt = now
+  yahooProbeState.finnhubRequestTimes.push(now)
+  yahooProbeState.finnhubRequestTimes = yahooProbeState.finnhubRequestTimes.filter(ts => (now - ts) < 60 * 1000)
+}
+
+const shiftDateByRange = (date, amount, unit) => {
+  const next = new Date(date.getTime())
+  if (unit === 'd') next.setUTCDate(next.getUTCDate() - amount)
+  if (unit === 'mo') next.setUTCMonth(next.getUTCMonth() - amount)
+  if (unit === 'y') next.setUTCFullYear(next.getUTCFullYear() - amount)
+  return next
+}
+
+const convertYahooRangeToUnixWindow = range => {
+  const now = new Date()
+  const text = String(range || '1y').trim().toLowerCase()
+  let fromDate = shiftDateByRange(now, 1, 'y')
+  if (text === 'ytd') {
+    fromDate = new Date(Date.UTC(now.getUTCFullYear(), 0, 1, 0, 0, 0))
+  } else {
+    const match = text.match(/^(\d+)(d|mo|y)$/)
+    if (match) {
+      fromDate = shiftDateByRange(now, Number(match[1] || 1), match[2])
+    }
+  }
+  return {
+    from: Math.max(0, Math.floor(fromDate.getTime() / 1000)),
+    to: Math.max(0, Math.floor(now.getTime() / 1000))
+  }
+}
+
+const mapYahooIntervalToFinnhubResolution = interval => {
+  const text = String(interval || '1d').trim().toLowerCase()
+  if (text === '1d' || text === '1day' || text === 'd') return 'D'
+  if (text === '1wk' || text === '1w' || text === 'wk' || text === 'w') return 'W'
+  if (text === '1mo' || text === '1mth' || text === 'mo' || text === 'm') return 'M'
+  if (text === '60m' || text === '1h' || text === '60') return '60'
+  if (text === '30m' || text === '30') return '30'
+  if (text === '15m' || text === '15') return '15'
+  if (text === '5m' || text === '5') return '5'
+  if (text === '1m' || text === '1') return '1'
+  return 'D'
+}
+
+const scheduleYahooQuoteFlush = () => {
+  if (yahooProbeState.quoteFlushTimer) return
+  yahooProbeState.quoteFlushTimer = setTimeout(() => {
+    yahooProbeState.quoteFlushTimer = null
+    flushYahooQuoteQueue().catch(() => {})
+  }, 15)
+}
+
+const requestYahooQuoteBatch = async (batch, cfg) => {
+  const mappings = batch.map(original => ({ original, yahoo: getYahooProbeSymbol(original) }))
+  await throttleYahooProbe('quote', cfg, null)
+  const url = `${cfg.base_url.replace(/\/$/, '')}${cfg.quote_endpoint}`
+  // #region debug-point D:quote-batch-request
+  ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'markets-yahoo-429.env'); let u = 'http://127.0.0.1:7777/event', s = 'markets-yahoo-429'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'post-fix', hypothesisId: 'D', location: 'marketsClient.js:requestYahooQuoteBatch:request', msg: '[DEBUG] yahoo quote batch request', data: { url, batch, yahoo_symbols: mappings.map(item => item.yahoo), batch_size: batch.length }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+  // #endregion
+  logJSON('markets.http.get', {
+    source: 'yahoo_probe',
+    url,
+    symbols: batch,
+    yahoo_symbols: mappings.map(item => item.yahoo),
+    batch_size: batch.length
+  }, 'markets')
+  const resp = await axios.get(url, {
+    timeout: cfg.request_timeout_ms,
+    validateStatus: () => true,
+    params: {
+      token: cfg.token,
+      type: 'quote',
+      symbols: mappings.map(item => item.yahoo).join(',')
+    }
+  })
+  if (resp && resp.status === 429) {
+    pushYahooTrace(null, 'yahoo.quote.http_429', { symbols: batch, yahoo_symbols: mappings.map(item => item.yahoo) })
+    logJSON('markets.http.status', { source: 'yahoo_probe', url, status: 429, symbols: batch, fallback: 'finnhub_probe_quote' }, 'markets')
+    return requestFinnhubQuoteBatchSerial(mappings, cfg)
+  }
+  if (!resp || resp.status >= 400) {
+    throw new Error(`yahoo_probe_http_${resp && resp.status ? resp.status : 'ERR'}`)
+  }
+  if (!resp.data) throw new Error('yahoo_probe_invalid_response')
+  const rows = parseYahooQuotePayload(resp.data, mappings)
+  // #region debug-point D:quote-batch-response
+  ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'markets-yahoo-429.env'); let u = 'http://127.0.0.1:7777/event', s = 'markets-yahoo-429'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'post-fix', hypothesisId: 'D', location: 'marketsClient.js:requestYahooQuoteBatch:response', msg: '[DEBUG] yahoo quote batch response', data: { batch, status: resp.status, rows_count: rows.length, row_symbols: rows.map(item => item.symbol), row_yahoo_symbols: rows.map(item => item.yahoo_symbol) }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+  // #endregion
+  return rows
+}
+
+const requestFinnhubQuoteSingle = async (mapping, cfg) => {
+  const finnhubSymbol = getFinnhubSymbol(mapping && mapping.yahoo)
+  if (!finnhubSymbol) throw new Error('finnhub_symbol_required')
+  await throttleFinnhubProbe(cfg, null, 'quote')
+  const url = `${cfg.base_url.replace(/\/$/, '')}${cfg.finnhub_quote_endpoint}`
+  logJSON('markets.http.get', {
+    source: 'finnhub_probe_quote',
+    url,
+    symbol: mapping.original,
+    yahoo_symbol: mapping.yahoo,
+    finnhub_symbol: finnhubSymbol
+  }, 'markets')
+  const resp = await axios.get(url, {
+    timeout: cfg.request_timeout_ms,
+    validateStatus: () => true,
+    params: {
+      token: cfg.token,
+      symbol: finnhubSymbol
+    }
+  })
+  if (!resp || resp.status >= 400) throw new Error(`finnhub_probe_quote_http_${resp && resp.status ? resp.status : 'ERR'}`)
+  const data = resp.data && typeof resp.data === 'object' ? resp.data : {}
+  const price = toFiniteNumber(data && data.c)
+  if (!Number.isFinite(price) || price <= 0) throw new Error('finnhub_probe_quote_invalid_response')
+  const prevClose = toFiniteNumber(data && data.pc)
+  const change = toFiniteNumber(data && data.d)
+  const pct = toFiniteNumber(data && data.dp)
+  const ts = toFiniteNumber(data && data.t)
+  return normalizeYahooQuoteItem({
+    symbol: mapping.original,
+    yahoo_symbol: mapping.yahoo,
+    name: mapping.original,
+    price,
+    prevClose: prevClose != null ? prevClose : 0,
+    change: change != null ? change : (prevClose != null ? price - prevClose : 0),
+    change_percent: pct != null ? pct : (prevClose ? ((price - prevClose) / prevClose) * 100 : 0),
+    regular_market_time: ts,
+    exchange_timezone_name: getFinnhubTimeZone(finnhubSymbol),
+    source: 'finnhub_probe'
+  }, {
+    originalSymbol: mapping.original,
+    yahooSymbol: mapping.yahoo,
+    source: 'finnhub_probe'
+  })
+}
+
+const requestFinnhubQuoteBatchSerial = async (mappings, cfg) => {
+  const rows = []
+  for (const mapping of (Array.isArray(mappings) ? mappings : [])) {
+    try {
+      const row = await requestFinnhubQuoteSingle(mapping, cfg)
+      if (row && row.symbol) rows.push(row)
+    } catch (error) {
+      const symbol = String(mapping && mapping.original || '').trim()
+      const cached = symbol ? getYahooProbeCache(yahooProbeState.quoteCache, symbol) : null
+      const message = String(error && error.message ? error.message : error)
+      logJSON('markets.http.error', {
+        source: 'finnhub_probe_quote',
+        symbol,
+        yahoo_symbol: String(mapping && mapping.yahoo || '').trim(),
+        error: message,
+        fallback: cached && cached.symbol ? 'quote_cache' : 'skip_symbol'
+      }, 'markets')
+      if (cached && cached.symbol) rows.push(cached)
+    }
+  }
+  logJSON('markets.http.parse', { source: 'finnhub_probe_quote', count: rows.length, requested: Array.isArray(mappings) ? mappings.length : 0 }, 'markets')
+  return rows
+}
+
+const flushYahooQuoteQueue = async () => {
+  if (yahooProbeState.quoteFlushRunning) return
+  if (yahooProbeState.quotePendingWaiters.length === 0) return
+  yahooProbeState.quoteFlushRunning = true
+  try {
+    while (yahooProbeState.quotePendingWaiters.length > 0) {
+      const waiters = yahooProbeState.quotePendingWaiters.splice(0)
+      const pendingSymbols = Array.from(yahooProbeState.quotePendingSymbols)
+      yahooProbeState.quotePendingSymbols.clear()
+      // #region debug-point A:quote-flush-begin
+      ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'markets-yahoo-429.env'); let u = 'http://127.0.0.1:7777/event', s = 'markets-yahoo-429'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'post-fix', hypothesisId: 'A', location: 'marketsClient.js:flushYahooQuoteQueue:begin', msg: '[DEBUG] yahoo quote flush begin', data: { waiter_count: waiters.length, pending_symbol_count: pendingSymbols.length, pending_symbols: pendingSymbols }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+      // #endregion
+      if (pendingSymbols.length === 0) {
+        for (const waiter of waiters) waiter.resolve([])
+        continue
+      }
+      const cfg = getYahooProbeConfig()
+      const batchSize = Math.max(1, Number(cfg.quote_batch_size || 4))
+      const outMap = new Map()
+      for (let i = 0; i < pendingSymbols.length; i += batchSize) {
+        const batch = pendingSymbols.slice(i, i + batchSize)
+        try {
+          const rows = await requestYahooQuoteBatch(batch, cfg)
+          for (const row of rows) {
+            if (!row || !row.symbol) continue
+            outMap.set(row.symbol, row)
+            setYahooProbeCache(yahooProbeState.quoteCache, row.symbol, row, cfg.quote_ttl_seconds)
+          }
+        } catch (e) {
+          // #region debug-point A:quote-batch-error
+          ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'markets-yahoo-429.env'); let u = 'http://127.0.0.1:7777/event', s = 'markets-yahoo-429'; try { const e2 = fs.readFileSync(p, 'utf8'); u = (e2.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e2.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'post-fix', hypothesisId: 'A', location: 'marketsClient.js:flushYahooQuoteQueue:error', msg: '[DEBUG] yahoo quote batch error', data: { batch, error: String(e && e.message ? e.message : e) }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+          // #endregion
+          logJSON('markets.http.error', { source: 'yahoo_probe', symbols: batch, error: String(e.message || e) }, 'markets')
+        }
+      }
+      for (const waiter of waiters) {
+        waiter.resolve(waiter.symbols.map(symbol => outMap.get(symbol)).filter(Boolean))
+      }
+    }
+  } finally {
+    yahooProbeState.quoteFlushRunning = false
+    if (yahooProbeState.quotePendingWaiters.length > 0) scheduleYahooQuoteFlush()
+  }
+}
+
+const enqueueYahooQuoteRequest = symbols => new Promise(resolve => {
+  const wanted = Array.from(new Set((symbols || []).map(s => String(s || '').trim()).filter(Boolean)))
+  yahooProbeState.quotePendingWaiters.push({ symbols: wanted, resolve })
+  for (const symbol of wanted) yahooProbeState.quotePendingSymbols.add(symbol)
+  scheduleYahooQuoteFlush()
+})
+
+const formatDateTime = (date, timeZone) => {
+  try {
+    const parts = new Intl.DateTimeFormat('sv-SE', {
+      timeZone,
+      year: 'numeric',
+      month: '2-digit',
+      day: '2-digit',
+      hour: '2-digit',
+      minute: '2-digit',
+      second: '2-digit',
+      hour12: false
+    }).formatToParts(date)
+    const get = type => parts.find(x => x.type === type)?.value || '00'
+    return `${get('year')}-${get('month')}-${get('day')} ${get('hour')}:${get('minute')}:${get('second')}`
+  } catch {
+    return ''
+  }
+}
+
+const unixToDateTime = (sec, timeZone) => {
+  const s = Number(sec)
+  if (!Number.isFinite(s) || s <= 0) return ''
+  return formatDateTime(new Date(s * 1000), timeZone || 'America/New_York')
+}
+
+const unixToDate = (sec, timeZone) => {
+  const dt = unixToDateTime(sec, timeZone)
+  return dt ? dt.slice(0, 10) : ''
+}
+
+const approxAmount = (close, volume) => {
+  const c = toFiniteNumber(close)
+  const v = toFiniteNumber(volume)
+  if (!Number.isFinite(c) || !Number.isFinite(v) || c <= 0 || v <= 0) return null
+  return c * v
+}
+
+const throttleYahooProbe = async (kind, cfg, trace) => {
+  const key = kind === 'chart' ? 'chart' : 'quote'
+  const minInterval = key === 'chart' ? cfg.chart_min_interval_ms : cfg.quote_min_interval_ms
+  const lastAt = Number(yahooProbeState.lastRequestAt[key] || 0)
+  const waitMs = Math.max(0, minInterval - (Date.now() - lastAt))
+  if (waitMs > 0) {
+    pushYahooTrace(trace, 'yahoo.throttle_wait', { kind: key, wait_ms: waitMs })
+    await sleep(waitMs)
+  }
+  yahooProbeState.lastRequestAt[key] = Date.now()
+}
+
+const normalizeYahooQuoteItem = (item, options = {}) => {
+  const originalSymbol = String(options.originalSymbol || (item && item.symbol) || '').trim()
+  const yahooSymbol = String(options.yahooSymbol || (item && item.yahoo_symbol) || (item && item.symbol) || '').trim()
+  const price = toFiniteNumber(item && (item.price != null ? item.price : item.regularMarketPrice))
+  const prevClose = toFiniteNumber(item && (item.prevClose != null ? item.prevClose : item.regularMarketPreviousClose))
+  const change = toFiniteNumber(item && (item.change != null ? item.change : item.regularMarketChange))
+  const pct = toFiniteNumber(item && (item.change_percent != null ? item.change_percent : item.regularMarketChangePercent))
+  const epoch = toFiniteNumber(item && (item.regular_market_time != null ? item.regular_market_time : item.regularMarketTime))
+  const exchangeTz = String(item && (item.exchange_timezone_name || item.exchangeTimezoneName || 'America/New_York') || 'America/New_York')
+  const tradeAt = String(item && item.last_trade_at || '').trim() || unixToDateTime(epoch, exchangeTz)
+  const beijingAt = String(item && item.last_trade_beijing_at || '').trim() || unixToDateTime(epoch, 'Asia/Shanghai')
+  return {
+    symbol: originalSymbol,
+    yahoo_symbol: yahooSymbol,
+    name: String(item && (item.name || item.longName || item.shortName || item.displayName || item.yahoo_symbol || item.symbol) || '').trim(),
+    price: price != null ? price : 0,
+    prevClose: prevClose != null ? prevClose : 0,
+    change: change != null ? change : (price != null && prevClose != null ? price - prevClose : 0),
+    change_percent: pct != null ? pct : (price != null && prevClose ? ((price - prevClose) / prevClose) * 100 : 0),
+    last_trade_date: String(item && item.last_trade_date || '').trim() || (tradeAt ? tradeAt.slice(0, 10) : ''),
+    last_trade_at: tradeAt,
+    last_trade_beijing_at: beijingAt,
+    captured_at: String(item && item.captured_at || '').trim(),
+    source: String(item && item.source || options.source || 'yahoo_probe').trim() || 'yahoo_probe'
+  }
+}
+
+const attachYahooPrevClose = rows => {
+  let prevClose = null
+  return (Array.isArray(rows) ? rows : []).map(row => {
+    const close = toFiniteNumber(row && row.close)
+    const output = {
+      ...row,
+      open: toFiniteNumber(row && row.open),
+      high: toFiniteNumber(row && row.high),
+      low: toFiniteNumber(row && row.low),
+      close,
+      volume: toFiniteNumber(row && row.volume),
+      amount: toFiniteNumber(row && row.amount),
+      prev_close: prevClose,
+      source: 'yahoo_probe'
+    }
+    if (Number.isFinite(close)) prevClose = close
+    return output
+  })
+}
+
+const buildYahooChartPrevClose = items => {
+  const rows = (Array.isArray(items) ? items : []).map(row => ({
+    symbol: String(row && row.symbol || '').trim(),
+    yahoo_symbol: String(row && row.yahoo_symbol || '').trim(),
+    trade_date: String(row && row.trade_date || '').trim(),
+    trade_at: String(row && row.trade_at || '').trim(),
+    beijing_date: String(row && row.beijing_date || '').trim(),
+    beijing_at: String(row && row.beijing_at || '').trim(),
+    open: toFiniteNumber(row && row.open),
+    high: toFiniteNumber(row && row.high),
+    low: toFiniteNumber(row && row.low),
+    close: toFiniteNumber(row && row.close),
+    volume: toFiniteNumber(row && row.volume),
+    amount: toFiniteNumber(row && row.amount),
+    source: 'yahoo_probe'
+  }))
+  return attachYahooPrevClose(rows)
+}
+
+const parseYahooQuotePayload = (payload, mappings) => {
+  if (payload && Array.isArray(payload.items)) {
+    return payload.items.map(item => normalizeYahooQuoteItem(item))
+  }
+  const rows = payload && payload.quoteResponse && Array.isArray(payload.quoteResponse.result)
+    ? payload.quoteResponse.result
+    : []
+  const reverse = new Map((Array.isArray(mappings) ? mappings : []).map(item => [String(item.yahoo || '').toUpperCase(), item]))
+  return rows.map(item => {
+    const hit = reverse.get(String(item && item.symbol || '').toUpperCase())
+    return normalizeYahooQuoteItem(item, {
+      originalSymbol: hit ? hit.original : String(item && item.symbol || '').trim(),
+      yahooSymbol: hit ? hit.yahoo : String(item && item.symbol || '').trim()
+    })
+  })
+}
+
+const fetchYahoo = async symbols => {
+  if (!symbols || symbols.length === 0) return []
+  const cfg = getYahooProbeConfig()
+  const trace = Array.isArray(arguments[1] && arguments[1].trace) ? arguments[1].trace : null
+  if (!cfg.enabled) {
+    pushYahooTrace(trace, 'yahoo.disabled', { reason: 'probe_disabled' })
+    return []
+  }
+
+  const wanted = Array.from(new Set((symbols || []).map(s => String(s || '').trim()).filter(Boolean)))
+  const outMap = new Map()
+  const missing = []
+  for (const symbol of wanted) {
+    const cached = getYahooProbeCache(yahooProbeState.quoteCache, symbol)
+    if (cached) {
+      outMap.set(symbol, cached)
+      pushYahooTrace(trace, 'yahoo.quote.cache_hit', { symbol })
+    } else {
+      missing.push(symbol)
+    }
+  }
+
+  if (missing.length > 0) {
+    pushYahooTrace(trace, 'yahoo.quote.enqueue', { symbols: missing, requested: wanted.length })
+    const rows = await enqueueYahooQuoteRequest(missing)
+    for (const row of rows) {
+      if (!row || !row.symbol) continue
+      outMap.set(row.symbol, row)
+    }
+    pushYahooTrace(trace, 'yahoo.quote.batch_ok', { symbols: missing, count: rows.length, cached: false })
+  }
+
+  const parsed = wanted.map(symbol => outMap.get(symbol)).filter(Boolean)
+  logJSON('markets.http.parse', { source: 'yahoo_probe', count: parsed.length, requested: wanted.length }, 'markets')
+  return parsed
+}
+
+const parseFinnhubCandlePayload = (payload, mapping) => {
+  const status = String(payload && payload.s || '').trim().toLowerCase()
+  if (status !== 'ok') throw new Error(`finnhub_probe_candle_invalid_${status || 'response'}`)
+  const timestamps = Array.isArray(payload && payload.t) ? payload.t : []
+  const openArr = Array.isArray(payload && payload.o) ? payload.o : []
+  const highArr = Array.isArray(payload && payload.h) ? payload.h : []
+  const lowArr = Array.isArray(payload && payload.l) ? payload.l : []
+  const closeArr = Array.isArray(payload && payload.c) ? payload.c : []
+  const volumeArr = Array.isArray(payload && payload.v) ? payload.v : []
+  const tz = getFinnhubTimeZone(mapping && mapping.yahoo)
+  const rows = []
+  for (let i = 0; i < timestamps.length; i += 1) {
+    const ts = toFiniteNumber(timestamps[i])
+    const close = toFiniteNumber(closeArr[i])
+    if (!Number.isFinite(ts) || !Number.isFinite(close)) continue
+    const tradeAt = unixToDateTime(ts, tz)
+    const beijingAt = unixToDateTime(ts, 'Asia/Shanghai')
+    rows.push({
+      symbol: mapping.original,
+      yahoo_symbol: mapping.yahoo,
+      trade_date: unixToDate(ts, tz),
+      trade_at: tradeAt,
+      beijing_date: beijingAt ? beijingAt.slice(0, 10) : '',
+      beijing_at: beijingAt,
+      open: toFiniteNumber(openArr[i]),
+      high: toFiniteNumber(highArr[i]),
+      low: toFiniteNumber(lowArr[i]),
+      close,
+      volume: toFiniteNumber(volumeArr[i]),
+      amount: approxAmount(close, volumeArr[i]),
+      source: 'finnhub_probe'
+    })
+  }
+  return attachYahooPrevClose(rows.map(row => ({ ...row, source: 'finnhub_probe' })))
+}
+
+const requestFinnhubCandle = async (mapping, options, cfg) => {
+  const finnhubSymbol = getFinnhubSymbol(mapping && mapping.yahoo)
+  if (!finnhubSymbol) throw new Error('finnhub_symbol_required')
+  await throttleFinnhubProbe(cfg, options && options.trace, 'chart')
+  const url = `${cfg.base_url.replace(/\/$/, '')}${cfg.finnhub_candle_endpoint}`
+  const unixRange = convertYahooRangeToUnixWindow(options && options.range)
+  const resolution = mapYahooIntervalToFinnhubResolution(options && options.interval)
+  logJSON('markets.http.get', {
+    source: 'finnhub_probe_candle',
+    url,
+    symbol: mapping.original,
+    yahoo_symbol: mapping.yahoo,
+    finnhub_symbol: finnhubSymbol,
+    resolution,
+    from: unixRange.from,
+    to: unixRange.to
+  }, 'markets')
+  const resp = await axios.get(url, {
+    timeout: cfg.request_timeout_ms,
+    validateStatus: () => true,
+    params: {
+      token: cfg.token,
+      symbol: finnhubSymbol,
+      resolution,
+      from: unixRange.from,
+      to: unixRange.to
+    }
+  })
+  if (!resp || resp.status >= 400) throw new Error(`finnhub_probe_candle_http_${resp && resp.status ? resp.status : 'ERR'}`)
+  const data = resp.data && typeof resp.data === 'object' ? resp.data : {}
+  const rows = parseFinnhubCandlePayload(data, mapping)
+  logJSON('markets.http.parse', { source: 'finnhub_probe_candle', symbol: mapping.original, count: rows.length }, 'markets')
+  return rows
+}
+
+const parseYahooChartPayload = (payload, mapping) => {
+  if (payload && Array.isArray(payload.items)) return buildYahooChartPrevClose(payload.items)
+  const result = payload && payload.chart && Array.isArray(payload.chart.result) ? payload.chart.result[0] : null
+  const error = payload && payload.chart ? payload.chart.error : null
+  if (!result) {
+    throw new Error(`yahoo_probe_chart_invalid_${String(error && error.description || 'response')}`)
+  }
+  const meta = result.meta || {}
+  const tz = String(meta.exchangeTimezoneName || 'America/New_York')
+  const timestamps = Array.isArray(result.timestamp) ? result.timestamp : []
+  const quote = result.indicators && Array.isArray(result.indicators.quote) ? result.indicators.quote[0] : {}
+  const openArr = Array.isArray(quote.open) ? quote.open : []
+  const highArr = Array.isArray(quote.high) ? quote.high : []
+  const lowArr = Array.isArray(quote.low) ? quote.low : []
+  const closeArr = Array.isArray(quote.close) ? quote.close : []
+  const volumeArr = Array.isArray(quote.volume) ? quote.volume : []
+  const rows = []
+  for (let i = 0; i < timestamps.length; i += 1) {
+    const ts = toFiniteNumber(timestamps[i])
+    const close = toFiniteNumber(closeArr[i])
+    if (!Number.isFinite(ts) || !Number.isFinite(close)) continue
+    const tradeAt = unixToDateTime(ts, tz)
+    const beijingAt = unixToDateTime(ts, 'Asia/Shanghai')
+    rows.push({
+      symbol: mapping.original,
+      yahoo_symbol: mapping.yahoo,
+      trade_date: unixToDate(ts, tz),
+      trade_at: tradeAt,
+      beijing_date: beijingAt ? beijingAt.slice(0, 10) : '',
+      beijing_at: beijingAt,
+      open: toFiniteNumber(openArr[i]),
+      high: toFiniteNumber(highArr[i]),
+      low: toFiniteNumber(lowArr[i]),
+      close,
+      volume: toFiniteNumber(volumeArr[i]),
+      amount: approxAmount(close, volumeArr[i]),
+      source: 'yahoo_probe'
+    })
+  }
+  return attachYahooPrevClose(rows)
+}
+
+const fetchYahooChart = async (symbol, options = {}) => {
+  const rawSymbol = String(symbol || '').trim()
+  if (!rawSymbol) return []
+  const yahooSymbol = getYahooProbeSymbol(rawSymbol)
+  const cfg = getYahooProbeConfig()
+  const trace = Array.isArray(options.trace) ? options.trace : null
+  if (!cfg.enabled) {
+    pushYahooTrace(trace, 'yahoo.chart.disabled', { symbol: rawSymbol, reason: 'probe_disabled' })
+    return []
+  }
+  const range = String(options.range || '1y').trim() || '1y'
+  const interval = String(options.interval || '1d').trim() || '1d'
+  const includePrePost = options.includePrePost === true || String(options.includePrePost || '') === '1'
+  const cacheKey = `${rawSymbol}|${range}|${interval}|${includePrePost ? 1 : 0}`
+  const cached = getYahooProbeCache(yahooProbeState.chartCache, cacheKey)
+  if (cached) {
+    pushYahooTrace(trace, 'yahoo.chart.cache_hit', { symbol: rawSymbol, range, interval })
+    return cached
+  }
+
+  let promise = yahooProbeState.chartInflight.get(cacheKey)
+  if (!promise) {
+    promise = (async () => {
+      await throttleYahooProbe('chart', cfg, trace)
+      const url = `${cfg.base_url.replace(/\/$/, '')}${cfg.chart_endpoint}`
+      // #region debug-point B:yahoo-chart-request
+      ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'weekly-yahoo-zero.env'); let u = 'http://127.0.0.1:7777/event', s = 'weekly-yahoo-zero'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'pre-fix', hypothesisId: 'B', location: 'marketsClient.js:fetchYahooChart:request', msg: '[DEBUG] yahoo chart request', data: { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, includePrePost, url }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+      // #endregion
+      logJSON('markets.http.get', { source: 'yahoo_probe_chart', url, symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval }, 'markets')
+      const resp = await axios.get(url, {
+        timeout: cfg.request_timeout_ms,
+        validateStatus: () => true,
+        params: {
+          token: cfg.token,
+          type: 'chart',
+          symbol: yahooSymbol,
+          range,
+          interval,
+          includePrePost: includePrePost ? '1' : '0'
+        }
+      })
+      if (resp && resp.status === 429) {
+        pushYahooTrace(trace, 'yahoo.chart.http_429', { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval })
+        logJSON('markets.http.status', { source: 'yahoo_probe_chart', url, status: 429, symbol: rawSymbol, yahoo_symbol: yahooSymbol, fallback: 'finnhub_probe_candle' }, 'markets')
+        return requestFinnhubCandle({ original: rawSymbol, yahoo: yahooSymbol }, { range, interval, trace }, cfg)
+      }
+      if (!resp || resp.status >= 400) throw new Error(`yahoo_probe_chart_http_${resp && resp.status ? resp.status : 'ERR'}`)
+      if (!resp.data) throw new Error('yahoo_probe_chart_invalid_response')
+      const rows = parseYahooChartPayload(resp.data, { original: rawSymbol, yahoo: yahooSymbol })
+      // #region debug-point C:yahoo-chart-response
+      ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'weekly-yahoo-zero.env'); let u = 'http://127.0.0.1:7777/event', s = 'weekly-yahoo-zero'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'pre-fix', hypothesisId: 'C', location: 'marketsClient.js:fetchYahooChart:response', msg: '[DEBUG] yahoo chart response', data: { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, status: resp.status, count: rows.length, sample_trade_date: (((rows || [])[0]) || {}).trade_date || '' }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+      // #endregion
+      pushYahooTrace(trace, 'yahoo.chart.remote_ok', { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, count: rows.length })
+      return rows
+    })()
+    yahooProbeState.chartInflight.set(cacheKey, promise)
+    promise
+      .then(
+        () => yahooProbeState.chartInflight.delete(cacheKey),
+        () => yahooProbeState.chartInflight.delete(cacheKey)
+      )
+      .catch(() => {})
+  } else {
+    pushYahooTrace(trace, 'yahoo.chart.inflight_reuse', { symbol: rawSymbol, range, interval })
+  }
+
+  try {
+    const rows = await promise
+    setYahooProbeCache(yahooProbeState.chartCache, cacheKey, rows, cfg.chart_ttl_seconds)
+    return rows
+  } catch (e) {
+    pushYahooTrace(trace, 'yahoo.chart.remote_error', { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, error: String(e.message || e) })
+    // #region debug-point C:yahoo-chart-error
+    ;(() => { try { const p = path.join(process.cwd(), '.dbg', 'weekly-yahoo-zero.env'); let u = 'http://127.0.0.1:7777/event', s = 'weekly-yahoo-zero'; try { const e = fs.readFileSync(p, 'utf8'); u = (e.match(/DEBUG_SERVER_URL=(.+)/) || [])[1] || u; s = (e.match(/DEBUG_SESSION_ID=(.+)/) || [])[1] || s } catch {} fetch(u, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ sessionId: s, runId: 'pre-fix', hypothesisId: 'C', location: 'marketsClient.js:fetchYahooChart:error', msg: '[DEBUG] yahoo chart error', data: { symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, error: String(e && e.message ? e.message : e) }, ts: Date.now() }) }).catch(() => {}) } catch {} })()
+    // #endregion
+    logJSON('markets.http.error', { source: 'yahoo_probe_chart', symbol: rawSymbol, yahoo_symbol: yahooSymbol, range, interval, error: String(e.message || e) }, 'markets')
+    throw e
+  }
+}
+
+const parseTencentLine = line => {
+  const m = line.match(/^v_(\w+)="([^"]*)/)
+  if (!m) return null
+  const symbol = m[1]
+  const body = m[2]
+  let parts = body.split('~')
+  if (parts.length < 3 && body.includes(',')) {
+    parts = body.split(',')
+  }
+  
+  if (symbol.startsWith('hf_')) {
+    // Futures format: Price, Change%, ?, ?, ?, ?, Time, PrevClose, Open, ... , Name
+    // e.g. 5098.95,3.32,5097.20,5097.90,5109.30,4930.40,15:24:08,4935.00,4966.10,0,4,2,2026-02-04,纽约黄金
+    const name = parts[13] || symbol
+    const price = parseFloat(parts[0] || '0')
+    const prevClose = parseFloat(parts[7] || '0')
+    const change = price - prevClose
+    const pct = prevClose ? (change / prevClose) * 100 : 0
+    const last_trade_date = /^\d{4}-\d{2}-\d{2}$/.test(String(parts[12] || '')) ? String(parts[12]) : ''
+    return { symbol, name, price, prevClose, change, change_percent: pct, last_trade_date }
+  }
+
+  const name = parts[1] || symbol
+  const price = parseFloat(parts[3] || '0')
+  const prevClose = parseFloat(parts[4] || '0')
+  const change = price - prevClose
+  const pct = prevClose ? (change / prevClose) * 100 : 0
+  return { symbol, name, price, prevClose, change, change_percent: pct }
+}
+
+const fetchTencent = async symbols => {
+  const url = `http://qt.gtimg.cn/q=${symbols.join(',')}`
+  logJSON('markets.http.get', { source: 'tencent', url, symbols }, 'markets')
+  try {
+    const res = await axios.get(url, { responseType: 'arraybuffer', timeout: 10000, validateStatus: () => true })
+    if (!res || res.status >= 400) { logJSON('markets.http.status', { source: 'tencent', url, status: res && res.status }, 'markets'); return [] }
+    const text = iconv.decode(Buffer.from(res.data), 'gb18030')
+    const lines = String(text || '').split(/;\s*/).filter(Boolean)
+    const out = []
+    for (const line of lines) { const r = parseTencentLine(line); if (r) out.push({ ...r, source: 'tencent' }) }
+    logJSON('markets.http.parse', { source: 'tencent', url, count: out.length }, 'markets')
+    return out
+  } catch (e) {
+    logJSON('markets.http.error', { source: 'tencent', url, error: String(e.message || e) }, 'markets')
+    return []
+  }
+}
+
+const fetchEastmoneyComexGold = async () => {
+  const url = 'https://quote.eastmoney.com/globalfuture/GC00Y.html'
+  logJSON('markets.http.get', { source: 'eastmoney', url }, 'markets')
+  try {
+    const res = await axios.get(url, { timeout: 10000, validateStatus: () => true })
+    if (!res || res.status >= 400 || !res.data) {
+      logJSON('markets.http.status', { source: 'eastmoney', url, status: res && res.status }, 'markets')
+      return null
+    }
+    const html = String(res.data || '')
+    let m = html.match(/最新[：:]\s*([0-9]+(?:\.[0-9]+)?)/)
+    if (!m) m = html.match(/最新价[：:]\s*([0-9]+(?:\.[0-9]+)?)/)
+    const priceStr = m ? m[1] : null
+    if (!priceStr) {
+      logJSON('markets.http.parse', { source: 'eastmoney', url, matched: false }, 'markets')
+      return null
+    }
+    const price = parseFloat(priceStr)
+    if (!Number.isFinite(price)) return null
+    return { symbol: 'hf_GC', name: 'COMEX黄金', price, prevClose: 0, change: 0, change_percent: 0, source: 'eastmoney' }
+  } catch (e) {
+    logJSON('markets.http.error', { source: 'eastmoney', url, error: String(e.message || e) }, 'markets')
+    return null
+  }
+}
+
+module.exports = { fetchSina, fetchYahoo, fetchYahooChart, fetchTencent, fetchEastmoneyComexGold, getYahooProbeConfig }