0.1.3

CHANGELOG.md

@@ -1,3 +1,10 @@
+# 0.1.3
+
+## Feature
+
+* Add cron job to client
+* Client can report to server there name
+
 # 0.1.2
 
 ## Fix

Makefile

@@ -5,7 +5,7 @@ HUB=hub.kumoly.io
 HUB_PROJECT=tools
 
 LDFLAGS=-ldflags "-X main.Version=${VERSION} -X main.Build=${BUILD} -w"
-PLATFORMS=darwin linux windows
+PLATFORMS=darwin linux
 ARCHITECTURES=amd64
 
 default: build
@@ -20,16 +20,21 @@ clean:
 build:
 	go build ${LDFLAGS} -o dist/myip
 
-build-bins:
+build-unix:
 	$(foreach GOOS, $(PLATFORMS), $(foreach GOARCH, $(ARCHITECTURES), \
 	$(shell export GOOS=$(GOOS); export GOARCH=$(GOARCH); go build ${LDFLAGS} -o dist/$(PROJ)_$(VERSION)_$(GOOS)_$(GOARCH)/$(PROJ))))
 
-build-m1:
+build-win:
+	$(shell export GOOS=windows; export GOARCH=arm64; go build ${LDFLAGS} -o dist/$(PROJ)_$(VERSION)_windows_arm64/$(PROJ).exe)
+
+build-mac-m1:
 	$(shell export GOOS=darwin; export GOARCH=arm64; go build ${LDFLAGS} -o dist/$(PROJ)_$(VERSION)_darwin_arm64/$(PROJ))
 
 build-zip:
 	cd dist; for f in * ;do tar -czf $${f}.tar.gz $${f}; done
 
+binary: build-unix build-win build-mac-m1
+
 docker:
 	docker build --target builder -t $(HUB)/$(HUB_PROJECT)/$(PROJ):builder .
 	docker build \
@@ -45,6 +50,6 @@ docker-save:
 	docker save $(HUB)/$(HUB_PROJECT)/$(PROJ):$(VERSION) | gzip > dist/$(PROJ)-image-$(VERSION)-${BUILD}.tar.gz
 
 
-release: clean build-bins build-m1 build-zip docker docker-save docker-push
+release: clean binary build-zip docker docker-save docker-push
 
-.PHONY: build docker release clean all
+.PHONY: build docker release clean all binary install

README.md

@@ -39,3 +39,19 @@ Server:
 docker pull hub.kumoly.io/tools/myip:latest
 docker run --name myip-server -d -p 5080:5080 --restart=always hub.kumoly.io/tools/myip
 ```
+
+
+## Cron
+
+```
+ield name   | Mandatory? | Allowed values  | Allowed special characters
+----------   | ---------- | --------------  | --------------------------
+Seconds      | Yes        | 0-59            | * / , -
+Minutes      | Yes        | 0-59            | * / , -
+Hours        | Yes        | 0-23            | * / , -
+Day of month | Yes        | 1-31            | * / , - ?
+Month        | Yes        | 1-12 or JAN-DEC | * / , -
+Day of week  | Yes        | 0-6 or SUN-SAT  | * / , - ?
+```
+
+**Duration**: `myip -altc --cron --spec "@every 5m"`

cmd/client.go

@@ -11,12 +11,14 @@ import (
 	"strings"
 	"text/tabwriter"
 
+	"github.com/robfig/cron/v3"
 	"github.com/spf13/cobra"
 )
 
 var (
 	port string
 	host string
+	name string
 
 	showTitle bool
 	showList  bool
@@ -25,19 +27,37 @@ var (
 
 	noPub  bool
 	secure bool
+
+	cronMode bool
+	cronSpec string
 )
 
 var ClientCmd = &cobra.Command{
 	Use:   "myip",
 	Short: "myip is a easy way to get public ip of current system.",
 	Run: func(cmd *cobra.Command, args []string) {
-		Scan()
+		if name == "" {
+			name, _ = os.Hostname()
+		}
+		if cronMode {
+			block := make(chan struct{}, 1)
+			c := cron.New()
+			c.AddFunc(cronSpec, func() {
+				Scan()
+				fmt.Println()
+			})
+			c.Start()
+			<-block
+		} else {
+			Scan()
+		}
 	},
 }
 
 func init() {
 	ClientCmd.Flags().StringVarP(&port, "port", "p", "5080", "server port to connect")
 	ClientCmd.Flags().StringVarP(&host, "host", "u", "kumoly.io", "hostname to connect")
+	ClientCmd.Flags().StringVarP(&name, "name", "n", "", "tell the server who you are")
 
 	ClientCmd.Flags().BoolVarP(&showList, "list", "l", false, "show list")
 	ClientCmd.Flags().BoolVarP(&showTitle, "title", "t", false, "show title, used with --list")
@@ -46,6 +66,9 @@ func init() {
 
 	ClientCmd.Flags().BoolVar(&noPub, "no-pub", false, "disable PublicIP")
 	ClientCmd.Flags().BoolVar(&secure, "secure", false, "use https")
+
+	ClientCmd.Flags().BoolVar(&cronMode, "cron", false, "run as cron service")
+	ClientCmd.Flags().StringVarP(&cronSpec, "spec", "s", "0 */5 * * * *", "hostname to connect")
 }
 
 func Scan() error {
@@ -150,7 +173,7 @@ func GetPublicIP() (string, error) {
 	if secure {
 		protocol = "https://"
 	}
-	res, err := http.Get(protocol + host + ":" + port)
+	res, err := http.Get(protocol + host + ":" + port + "?name=" + name)
 	if err != nil {
 		log.Println(err)
 		return "", err

cmd/server.go

@@ -42,6 +42,7 @@ func StartServer() error {
 				ip = r.RemoteAddr
 			}
 		}
+		r.Header.Add("X-Myip", ip)
 		fmt.Fprint(w, ip+"\n")
 	})
 
@@ -55,7 +56,18 @@ func StartServer() error {
 
 func simpleLogger(handler http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		log.Printf("%s %s %s\n", r.RemoteAddr, r.Method, r.URL)
+
+		// for name, values := range r.Header {
+		// 	// Loop over all values for the name.
+		// 	for _, value := range values {
+		// 		fmt.Println(name, value)
+		// 	}
+		// }
+		user := r.URL.Query().Get("name")
+		if user == "" {
+			user = r.URL.String()
+		}
+		log.Printf("%s %s %s %s\n", r.RemoteAddr, r.Method, user, r.Header.Get("User-Agent"))
 		handler.ServeHTTP(w, r)
 	})
 }

go.mod

@@ -2,7 +2,10 @@ module kumoly.io/tools/myip
 
 go 1.17
 
-require github.com/spf13/cobra v1.2.1
+require (
+	github.com/robfig/cron/v3 v3.0.1
+	github.com/spf13/cobra v1.2.1
+)
 
 require (
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect

go.sum

@@ -192,6 +192,8 @@ github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZ
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
+github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
+github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=