初始化

6 files changed, 120 insertions, 0 deletions

diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..35410ca
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..407dc8e
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/prober.iml" filepath="$PROJECT_DIR$/.idea/prober.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/prober.iml b/.idea/prober.iml
new file mode 100644
index 0000000..5e764c4
--- /dev/null
+++ b/.idea/prober.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="Go" enabled="true" />
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..6c39164
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,16 @@
+module prober
+
+go 1.20
+
+require (
+	github.com/miekg/dns v1.1.55
+	github.com/panjf2000/ants/v2 v2.8.2
+	github.com/thanhpk/randstr v1.0.6
+)
+
+require (
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/net v0.2.0 // indirect
+	golang.org/x/sys v0.2.0 // indirect
+	golang.org/x/tools v0.3.0 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..4533628
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,32 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/miekg/dns v1.1.55 h1:GoQ4hpsj0nFLYe+bWiCToyrBEJXkQfOOIvFGFy0lEgo=
+github.com/miekg/dns v1.1.55/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
+github.com/panjf2000/ants/v2 v2.8.2 h1:D1wfANttg8uXhC9149gRt1PDQ+dLVFjNXkCEycMcvQQ=
+github.com/panjf2000/ants/v2 v2.8.2/go.mod h1:7ZxyxsqE4vvW0M7LSD8aI3cKwgFhBHbxnlN8mDqHa1I=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
+github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/thanhpk/randstr v1.0.6 h1:psAOktJFD4vV9NEVb3qkhRSMvYh4ORRaj1+w/hn4B+o=
+github.com/thanhpk/randstr v1.0.6/go.mod h1:M/H2P1eNLZzlDwAzpkkkUvoyNNMbzRGhESZuEQk3r0U=
+golang.org/x/mod v0.7.0 h1:LapD9S96VoQRhi/GrNTqeBJFrUjs5UHCAtTlgwA5oZA=
+golang.org/x/mod v0.7.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/net v0.2.0 h1:sZfSu1wtKLGlWI4ZZayP0ck9Y73K1ynO6gqzTdBVdPU=
+golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
+golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
+golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
+golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
+golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/tools v0.3.0 h1:SrNbZl6ECOS1qFzgTdQfWXZM9XBkiA6tkFrH9YSTPHM=
+golang.org/x/tools v0.3.0/go.mod h1:/rWhSS2+zyEVwoJf8YAX6L2f0ntZ7Kn/mGgAWcipA5k=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..8ecacf1
--- /dev/null
+++ b/main.go
@@ -0,0 +1,47 @@
+package main
+
+import (
+	"github.com/miekg/dns"
+	"github.com/panjf2000/ants/v2"
+	"github.com/thanhpk/randstr"
+	"os"
+	"strconv"
+	"strings"
+	"sync"
+)
+
+func main() {
+	defer ants.Release()
+
+	var wg sync.WaitGroup
+
+	p, _ := ants.NewPool(10000, ants.WithPreAlloc(true))
+
+	c := new(dns.Client)
+	args := os.Args
+	qname := args[1]
+	runcount, _ := strconv.Atoi(args[2])
+	for i := runcount; i > 0; i-- {
+		for _, v := range args[3:] {
+			wg.Add(1)
+
+			fqdn := strings.ToLower(randstr.String(10)) + "." + qname
+
+			print(fqdn + "\n")
+			msg := dns.Msg{}
+			msg.SetQuestion(fqdn, dns.TypeA)
+			vi := v + ":53"
+
+			_ = p.Submit(
+				func() {
+					_, _, err := c.Exchange(&msg, vi)
+					wg.Done()
+					if err != nil {
+						return
+					}
+				})
+		}
+	}
+	wg.Wait()
+	print("完成！！")
+}