Speed up probe option

src/drivers/npm/driver.js

@@ -460,7 +460,8 @@ class Site {
   promiseTimeout(
     promise,
     fallback,
-    errorMessage = 'Operation took too long to respond'
+    errorMessage = 'Operation took too long to respond',
+    maxWait = this.options.maxWait
   ) {
     let timeout = null
 
@@ -478,7 +479,7 @@ class Site {
           error.code = 'PROMISE_TIMEOUT_ERROR'
 
           fallback !== undefined ? resolve(fallback) : reject(error)
-        }, this.options.maxWait)
+        }, maxWait)
       }),
       promise.then((value) => {
         clearTimeout(timeout)
@@ -890,17 +891,26 @@ class Site {
         await sleep(this.options.delay * index)
       }
 
+      await Promise.all([
+        (async () => {
           const links = await this.goto(url)
 
-      if (links && this.options.recursive && depth < this.options.maxDepth) {
+          if (
+            links &&
+            this.options.recursive &&
+            depth < this.options.maxDepth
+          ) {
             await this.batch(links.slice(0, this.options.maxUrls), depth + 1)
           }
-
+        })(),
+        (async () => {
           if (this.options.probe && !this.probed) {
             this.probed = true
 
             await this.probe(url)
           }
+        })(),
+      ])
     } catch (error) {
       this.analyzedUrls[url.href] = {
         status: 0,
@@ -950,53 +960,58 @@ class Site {
       magento: '/magento_version',
     }
 
-    for (const file of Object.keys(files)) {
+    // DNS
+    const records = {}
+    const resolveDns = (func, hostname) => {
+      return this.promiseTimeout(
+        func(hostname).catch((error) => {
+          if (error.code !== 'ENODATA') {
+            this.error(error)
+          }
+
+          return []
+        }),
+        [],
+        'Timeout (dns)',
+        Math.min(this.options.maxWait, 15000)
+      )
+    }
+
+    const domain = url.hostname.replace(/^www\./, '')
+
+    await Promise.all([
+      // Static files
+      ...Object.keys(files).map(async (file, index) => {
         const path = files[file]
 
         try {
-        await sleep(this.options.delay)
+          await sleep(this.options.delay * index)
 
           const body = await get(new URL(path, url.href), {
             userAgent: this.options.userAgent,
             timeout: Math.min(this.options.maxWait, 3000),
           })
 
-        this.log(`get ${path}: ok`)
+          this.log(`Probe ok (${path})`)
 
           await this.onDetect(
             url,
             await analyze({ [file]: body.slice(0, 100000) })
           )
         } catch (error) {
-        this.error(`get ${path}: ${error.message || error}`)
+          this.error(`Probe failed (${path}): ${error.message || error}`)
         }
-    }
-
-    // DNS
-    const records = {}
-    const resolve = (func, hostname) => {
-      return this.promiseTimeout(
-        func(hostname).catch((error) => {
-          if (error.code !== 'ENODATA') {
-            this.error(error)
-          }
-
-          return []
       }),
-        [],
-        'Timeout (dns)'
-      )
-    }
-
-    const domain = url.hostname.replace(/^www\./, '')
-
+      // DNS
+      // eslint-disable-next-line no-async-promise-executor
+      new Promise(async (resolve, reject) => {
         ;[records.cname, records.ns, records.mx, records.txt, records.soa] =
           await Promise.all([
-        resolve(dns.resolveCname, url.hostname),
-        resolve(dns.resolveNs, domain),
-        resolve(dns.resolveMx, domain),
-        resolve(dns.resolveTxt, domain),
-        resolve(dns.resolveSoa, domain),
+            resolveDns(dns.resolveCname, url.hostname),
+            resolveDns(dns.resolveNs, domain),
+            resolveDns(dns.resolveMx, domain),
+            resolveDns(dns.resolveTxt, domain),
+            resolveDns(dns.resolveSoa, domain),
           ])
 
         const dnsRecords = Object.keys(records).reduce((dns, type) => {
@@ -1016,7 +1031,15 @@ class Site {
           return dns
         }, {})
 
+        this.log(
+          `Probe DNS ok: (${Object.values(dnsRecords).flat().length} records)`
+        )
+
         await this.onDetect(url, await analyze({ dns: dnsRecords }))
+
+        resolve()
+      }),
+    ])
   }
 
   async batch(links, depth, batch = 0) {