git commit -m "first commit"

.gitignore

@@ -0,0 +1,182 @@
+# ---> macOS
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+# ---> VisualStudioCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# ---> JetBrains
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# AWS User-specific
+.idea/**/aws.xml
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# SonarLint plugin
+.idea/sonarlint/
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+# ---> Go
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+
+# ---> Terraform
+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+crash.*.log
+
+# Exclude all .tfvars files, which are likely to contain sensitive data, such as
+# password, private keys, and other secrets. These should not be part of version 
+# control as they are data points which are potentially sensitive and subject 
+# to change depending on the environment.
+*.tfvars
+*.tfvars.json
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*
+
+# Ignore CLI configuration files
+.terraformrc
+terraform.rc
+
+bin/

Taskfile.yaml

@@ -0,0 +1,27 @@
+version: '3' 
+vars:
+  BASE_DIR:
+    sh: dirname $(pwd)
+  PROJECT_NAME:
+    sh: pwd|sed "s#{{.BASE_DIR}}/##g"
+  GOOS: ''
+  GOARCH: '' 
+tasks:
+  default:
+    cmds:
+      - task: deps
+      - task: build:binary
+    silent: true 
+  deps:
+    desc: Install all dependencies (except dredd requirements)
+    cmds:
+      - task: deps:be
+  deps:be:
+    desc: application dependencies
+    cmds:
+      - go mod tidy
+  build:binary:
+    desc: Build a binary for the current architecture
+    platforms: [amd64]
+    cmds:
+      - env CGO_ENABLED=0 GOOS={{ .GOOS }} GOARCH={{ .GOARCH }} go build -o ./bin/{{.PROJECT_NAME}}{{ if eq OS "windows" }}.exe{{ end }}

cmd/nmap.go

@@ -0,0 +1,28 @@
+package cmd
+
+import (
+	"git.treesir.pub/DevOps/devops-sing/nmap/scan"
+	"github.com/spf13/cobra"
+)
+
+var (
+	getIP int
+	cidr  string
+)
+
+var nmapCmd = &cobra.Command{
+	Use:   "nmap",
+	Short: "use nmap scan cidr",
+	Long:  `use nmap scan cidr`,
+	Run: func(cmd *cobra.Command, args []string) {
+		scan.Pcidr(cidr, getIP)
+	},
+}
+
+func init() {
+	nmapCmd.Flags().IntVarP(&getIP, "getIP", "g", 1, "get ip address")
+	nmapCmd.Flags().StringVarP(&cidr, "cidr", "c", "192.168.8.0/24", "cidr address")
+	nmapCmd.MarkFlagRequired("getIP")
+	nmapCmd.MarkFlagRequired("cidr")
+
+}

cmd/root.go

@@ -0,0 +1,30 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "devops-sing",
+	Short: "Devops-sing is a tool for devops",
+	Long:  `Devops-sing is a tool for devops.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("Execute the command devops-sing -h to view the usage method.")
+	},
+}
+
+func init() {
+	rootCmd.AddCommand()
+	rootCmd.AddCommand(nmapCmd)
+
+}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}

go.mod

@@ -0,0 +1,15 @@
+module git.treesir.pub/DevOps/devops-sing
+
+go 1.21.0
+
+require (
+	github.com/Ullaakut/nmap/v3 v3.0.2
+	github.com/korylprince/ipnetgen v1.0.1
+	github.com/spf13/cobra v1.7.0
+)
+
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	golang.org/x/sync v0.1.0 // indirect
+)

go.sum

@@ -0,0 +1,23 @@
+github.com/Ullaakut/nmap/v3 v3.0.2 h1:AqQ9UYxLWzYZTv/rzMzVn8+LIgFGxGi+4h+3pDkFOII=
+github.com/Ullaakut/nmap/v3 v3.0.2/go.mod h1:dd5K68P7LHc5nKrFwQx6EdTt61O9UN5x3zn1R4SLcco=
+github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+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/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/korylprince/ipnetgen v1.0.1 h1:FIv2YOg3LBjyiwGV/b9m/U5QEe6qP8yNic4l7AJznSY=
+github.com/korylprince/ipnetgen v1.0.1/go.mod h1:S0y7uqM4hX9g3NstxMbp6qmfHDSSXuEwcp05bb2zaiw=
+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/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
+github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
+github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"math/rand"
+	"time"
+
+	"git.treesir.pub/DevOps/devops-sing/cmd"
+)
+
+func init() {
+	rand.Seed(time.Now().UnixNano())
+}
+
+func main() {
+	cmd.Execute()
+}

nmap/scan/scan.go

@@ -0,0 +1,63 @@
+package scan
+
+import (
+	"context"
+	"fmt"
+
+	"log"
+
+	"github.com/Ullaakut/nmap/v3"
+	ipnet "github.com/korylprince/ipnetgen"
+)
+
+func Pcidr(cidr_addres string, get_ip int) {
+
+	scanner, err := nmap.NewScanner(
+		context.Background(),
+		nmap.WithTargets(cidr_addres),
+		nmap.WithPingScan(),
+	)
+	if err != nil {
+		log.Fatalf("unable to create nmap scanner: %v", err)
+	}
+
+	result, warnings, err := scanner.Run()
+	if len(*warnings) > 0 {
+		log.Printf("run finished with warnings: %s\n", *warnings) // Warnings are non-critical errors from nmap.
+	}
+	if err != nil {
+		log.Fatalf("nmap scan failed: %v", err)
+	}
+
+	var slices []string
+	for _, host := range result.Hosts {
+		slices = append(slices, host.Addresses[0].String())
+	}
+
+	var cird_ip_address []string
+	gen, err := ipnet.New(cidr_addres)
+	if err != nil {
+		panic(err)
+	}
+
+	for ip := gen.Next(); ip != nil; ip = gen.Next() {
+		cird_ip_address = append(cird_ip_address, ip.String())
+	}
+
+	// Delete the first and last IP in cird_ip_address as reserved addresses.
+	cird_ip_address = cird_ip_address[1 : len(cird_ip_address)-1]
+
+	// Clear the addresses occupied by scanning in cird_ip_address.
+	for _, ip := range slices {
+		for i, v := range cird_ip_address {
+			if ip == v {
+				cird_ip_address = append(cird_ip_address[:i], cird_ip_address[i+1:]...)
+			}
+		}
+	}
+
+	// getIP
+	for i := 0; i < get_ip; i++ {
+		fmt.Println(cird_ip_address[i])
+	}
+}