Notify, LogLevel

go.mod

@@ -3,6 +3,7 @@ module github.com/aceberg/WatchYourLAN
 go 1.22.6
 
 require (
+	github.com/containrrr/shoutrrr v0.8.0
 	github.com/gin-gonic/gin v1.10.0
 	github.com/influxdata/influxdb-client-go/v2 v2.14.0
 	github.com/jmoiron/sqlx v1.4.0
@@ -17,6 +18,7 @@ require (
 	github.com/cloudwego/base64x v0.1.4 // indirect
 	github.com/cloudwego/iasm v0.2.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/fatih/color v1.15.0 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
@@ -32,6 +34,7 @@ require (
 	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect

go.sum

@@ -12,12 +12,16 @@ github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/
 github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
 github.com/cloudwego/iasm v0.2.0 h1:1KNIy1I1H9hNNFEEH3DVnI4UujN+1zjpuk6gwHLTssg=
 github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
+github.com/containrrr/shoutrrr v0.8.0 h1:mfG2ATzIS7NR2Ec6XL+xyoHzN97H8WPjir8aYzJUSec=
+github.com/containrrr/shoutrrr v0.8.0/go.mod h1:ioyQAyu1LJY6sILuNyKaQaw+9Ttik5QePU8atnAdO2o=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/fatih/color v1.15.0 h1:kOqh6YHBtK8aywxGerMG2Eq3H6Qgoqeo13Bk2Mv/nBs=
+github.com/fatih/color v1.15.0/go.mod h1:0h5ZqXfHYED7Bhv2ZJamyIOUej9KtShiJESRwBDUSsw=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
@@ -28,6 +32,8 @@ github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU=
 github.com/gin-gonic/gin v1.10.0/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y=
+github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
+github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
 github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
@@ -38,8 +44,12 @@ github.com/go-playground/validator/v10 v10.20.0 h1:K9ISHbSaI0lyB2eWMPJo+kOS/FBEx
 github.com/go-playground/validator/v10 v10.20.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM=
 github.com/go-sql-driver/mysql v1.8.1 h1:LedoTUt/eveggdHS9qUFC1EFSa8bU2+1pZjSRpvNJ1Y=
 github.com/go-sql-driver/mysql v1.8.1/go.mod h1:wEBSXgmK//2ZFJyE+qWnIsVGmvmEKlqwuVSjsCm7DZg=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
+github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
@@ -55,6 +65,8 @@ github.com/influxdata/influxdb-client-go/v2 v2.14.0 h1:AjbBfJuq+QoaXNcrova8smSjw
 github.com/influxdata/influxdb-client-go/v2 v2.14.0/go.mod h1:Ahpm3QXKMJslpXl3IftVLVezreAUtBOTZssDrjZEFHI=
 github.com/influxdata/line-protocol v0.0.0-20200327222509-2487e7298839 h1:W9WBk7wlPfJLvMCdtV4zPulc4uCPrlywQOmbFOhgQNU=
 github.com/influxdata/line-protocol v0.0.0-20200327222509-2487e7298839/go.mod h1:xaLFMmpvUxqXtVkUJfg9QmT88cDaCJ3ZKgdZ78oO8Qo=
+github.com/jarcoal/httpmock v1.3.0 h1:2RJ8GP0IIaWwcC9Fp2BmVi8Kog3v2Hn7VXM3fTd+nuc=
+github.com/jarcoal/httpmock v1.3.0/go.mod h1:3yb8rc4BI7TCBhFY8ng0gjuLKJNquuDNiPaZjnENuYg=
 github.com/jmoiron/sqlx v1.4.0 h1:1PLqN7S1UYp5t4SrVVnt4nUVNemrDAtxlulVe+Qgm3o=
 github.com/jmoiron/sqlx v1.4.0/go.mod h1:ZrZ7UsYB/weZdl2Bxg6jCRO9c3YHl8r3ahlKmRT4JLY=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
@@ -74,6 +86,9 @@ github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
 github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0VQdvPDY=
 github.com/magiconair/properties v1.8.7/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
@@ -89,6 +104,10 @@ github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdh
 github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
 github.com/oapi-codegen/runtime v1.0.0 h1:P4rqFX5fMFWqRzY9M/3YF9+aPSPPB06IzP2P7oOxrWo=
 github.com/oapi-codegen/runtime v1.0.0/go.mod h1:LmCUMQuPB4M/nLXilQXhHw+BLZdDb18B34OO356yJ/A=
+github.com/onsi/ginkgo/v2 v2.9.2 h1:BA2GMJOtfGAfagzYtrAlufIP0lq6QERkFmHLMLPwFSU=
+github.com/onsi/ginkgo/v2 v2.9.2/go.mod h1:WHcJJG2dIlcCqVfBAwUCrJxSPFb6v4azBwgxeMeDuts=
+github.com/onsi/gomega v1.27.6 h1:ENqfyGeS5AX/rlXDd/ETokDz93u0YufY1Pgxuy/PvWE=
+github.com/onsi/gomega v1.27.6/go.mod h1:PIQNjfQwkP3aQAH7lf7j87O/5FiNr+ZR8+ipb+qQlhg=
 github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
 github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
@@ -146,6 +165,7 @@ golang.org/x/mod v0.16.0 h1:QX4fJ0Rr5cPQCF7O9lh9Se4pmwfwskqZfq5moyldzic=
 golang.org/x/mod v0.16.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.25.0 h1:d/OCCoBEUq33pjydKrGQhw7IlUPI2Oylr+8qLx49kac=
 golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=

internal/arp/arpscan.go

@@ -1,7 +1,7 @@
 package arp
 
 import (
-	"log"
+	"log/slog"
 	"os/exec"
 	"strings"
 	"time"
@@ -49,8 +49,8 @@ func Scan(ifaces string) []models.Host {
 	for _, iface := range perString {
 		text = scanIface(iface)
 
-		log.Println("INFO: scanning interface", iface)
+		slog.Debug("Scanning interface " + iface)
-		log.Println("INFO: found IPs:", text)
+		slog.Debug("Found IPs: \n" + text)
 
 		foundHosts = append(foundHosts, parseOutput(text, iface)...)
 	}

internal/conf/getconfig.go

@@ -15,11 +15,12 @@ func Get(path string) (config models.Conf) {
 	viper.SetDefault("THEME", "solar")
 	viper.SetDefault("COLOR", "dark")
 	viper.SetDefault("NODEPATH", "")
-	// viper.SetDefault("SCANER", "arpscan")
+	viper.SetDefault("LOG_LEVEL", "info")
 	viper.SetDefault("ARP_ARGS", "")
 	viper.SetDefault("IFACES", "")
 	viper.SetDefault("TIMEOUT", 60)
 	viper.SetDefault("TRIM_HIST", 48)
+	viper.SetDefault("SHOUTRRR_URL", "")
 	viper.SetDefault("INFLUX_ENABLE", false)
 
 	viper.SetConfigFile(path)
@@ -34,11 +35,13 @@ func Get(path string) (config models.Conf) {
 	config.Theme = viper.Get("THEME").(string)
 	config.Color = viper.Get("COLOR").(string)
 	config.NodePath = viper.Get("NODEPATH").(string)
-	// config.Scaner = viper.Get("SCANER").(string)
+	config.LogLevel = viper.Get("LOG_LEVEL").(string)
 	config.ArpArgs = viper.Get("ARP_ARGS").(string)
 	config.Ifaces = viper.Get("IFACES").(string)
 	config.Timeout = viper.GetInt("TIMEOUT")
 	config.TrimHist = viper.GetInt("TRIM_HIST")
+	config.ShoutURL = viper.Get("SHOUTRRR_URL").(string)
+
 	config.InfluxEnable = viper.GetBool("INFLUX_ENABLE")
 	config.InfluxSkipTLS = viper.GetBool("INFLUX_SKIP_TLS")
 	config.InfluxAddr, _ = viper.Get("INFLUX_ADDR").(string)
@@ -60,11 +63,12 @@ func Write(config models.Conf) {
 	viper.Set("THEME", config.Theme)
 	viper.Set("COLOR", config.Color)
 	viper.Set("NODEPATH", config.NodePath)
-	// viper.Set("SCANER", config.Scaner)
+	viper.Set("LOG_LEVEL", config.LogLevel)
 	viper.Set("ARP_ARGS", config.ArpArgs)
 	viper.Set("IFACES", config.Ifaces)
 	viper.Set("TIMEOUT", config.Timeout)
 	viper.Set("TRIM_HIST", config.TrimHist)
+	viper.Set("SHOUTRRR_URL", config.ShoutURL)
 
 	viper.Set("influx_enable", config.InfluxEnable)
 	viper.Set("influx_skip_tls", config.InfluxSkipTLS)

internal/models/models.go

@@ -10,10 +10,12 @@ type Conf struct {
 	ConfPath      string
 	DBPath        string
 	NodePath      string
+	LogLevel      string
 	Ifaces        string
 	ArpArgs       string
 	Timeout       int
 	TrimHist      int
+	ShoutURL      string
 	InfluxEnable  bool
 	InfluxAddr    string
 	InfluxToken   string

internal/notify/shout.go

@@ -0,0 +1,16 @@
+package notify
+
+import (
+	"github.com/containrrr/shoutrrr"
+	"log/slog"
+)
+
+// Shout - send message with shoutrrr
+func Shout(message string, url string) {
+	if url != "" {
+		err := shoutrrr.Send(url, message)
+		if err != nil {
+			slog.Error("Notification failed (shoutrrr): ", err)
+		}
+	}
+}

internal/web/api.go

@@ -1,7 +1,7 @@
 package web
 
 import (
-	"log"
+	// "log"
 	"net/http"
 
 	"github.com/gin-gonic/gin"
@@ -25,7 +25,6 @@ func apiHistory(c *gin.Context) {
 
 	if mac != "/" {
 		mac = mac[1:]
-		log.Println("MAC", mac)
 		hosts = getHostsByMAC(mac, histHosts)
 	} else {
 		hosts = histHosts

internal/web/config.go

@@ -35,8 +35,10 @@ func saveConfigHandler(c *gin.Context) {
 	appConfig.Theme = c.PostForm("theme")
 	appConfig.Color = c.PostForm("color")
 	appConfig.NodePath = c.PostForm("node")
+	appConfig.LogLevel = c.PostForm("log")
 	appConfig.ArpArgs = c.PostForm("arpargs")
 	appConfig.Ifaces = c.PostForm("ifaces")
+	appConfig.ShoutURL = c.PostForm("shout")
 
 	timeout := c.PostForm("timeout")
 	trimHist := c.PostForm("trim")
@@ -47,6 +49,8 @@ func saveConfigHandler(c *gin.Context) {
 
 	slog.Info("writing new config to " + appConfig.ConfPath)
 
+	updateRoutines() // routines-upd.go
+
 	c.Redirect(http.StatusFound, "/config")
 }
 

internal/web/routines-upd.go

@@ -0,0 +1,40 @@
+package web
+
+import (
+	"log/slog"
+
+	"github.com/aceberg/WatchYourLAN/internal/db"
+)
+
+func updateRoutines() {
+
+	close(quitScan)
+
+	setLogLevel()
+
+	db.Create(appConfig.DBPath)
+
+	allHosts = db.Select(appConfig.DBPath, "now")
+	histHosts = db.Select(appConfig.DBPath, "history")
+
+	quitScan = make(chan bool)
+	go startScan(quitScan) // scan-routine.go
+}
+
+func setLogLevel() {
+	var level slog.Level
+
+	switch appConfig.LogLevel {
+	case "debug":
+		level = slog.LevelDebug
+	case "info":
+		level = slog.LevelInfo
+	case "warn":
+		level = slog.LevelWarn
+	case "error":
+		level = slog.LevelError
+	default:
+		// invalid log level, handle error
+	}
+	slog.SetLogLoggerLevel(level)
+}

internal/web/scan-routine.go

@@ -1,31 +1,23 @@
 package web
 
 import (
-	// "log/slog"
+	"fmt"
+	"log/slog"
 	"time"
 
 	"github.com/aceberg/WatchYourLAN/internal/arp"
 	"github.com/aceberg/WatchYourLAN/internal/db"
 	"github.com/aceberg/WatchYourLAN/internal/influx"
 	"github.com/aceberg/WatchYourLAN/internal/models"
+	"github.com/aceberg/WatchYourLAN/internal/notify"
 )
 
-func updateScan() {
+func startScan(quit chan bool) {
-	db.Create(appConfig.DBPath)
-
-	allHosts = db.Select(appConfig.DBPath, "now")
-	histHosts = db.Select(appConfig.DBPath, "history")
-
-	quitScan = make(chan bool)
-	go startScan()
-}
-
-func startScan() {
 	var lastDate time.Time
 
 	for {
 		select {
-		case <-quitScan:
+		case <-quit:
 			return
 		default:
 			nowDate := time.Now()
@@ -80,7 +72,10 @@ func compareHosts(foundHosts []models.Host) {
 
 	for _, fHost := range foundHostsMap {
 
-		// NOTIFY, LOG
+		msg := fmt.Sprintf("Unknown host IP: '%s', MAC: '%s', Hw: '%s', Iface: '%s'", fHost.IP, fHost.Mac, fHost.Hw, fHost.Iface)
+		slog.Warn(msg)
+		notify.Shout(msg, appConfig.ShoutURL) // Notify through Shoutrrr
+
 		fHost.Name, fHost.DNS = updateDNS(fHost)
 		db.Insert(appConfig.DBPath, "now", fHost)
 	}

internal/web/templates/config.html

@@ -38,6 +38,23 @@
                   <td>Local node-bootstrap url</td>
                   <td><input name="node" type="text" class="form-control" value="{{ .Config.NodePath }}"></td>
                 </tr>
+                <tr>
+                  <td>Shoutrrr URL</td>
+                  <td>
+                    <textarea name="shout" class="form-control" style="width: 100%;" rows="3" wrap="soft">{{ .Config.ShoutURL }}</textarea>
+                  </td>
+                </tr>
+                <tr>
+                  <td>Log level</td>
+                  <td><select name="log" class="form-select">
+                    <option selected>{{ .Config.LogLevel }}</option>
+                    <option value="debug">debug</option>
+                    <option value="info">info</option>
+                    <option value="warn">warn</option>
+                    <option value="error">error</option>
+                  </select></td>
+                </tr>
+                <tr>
                 <tr>
                   <td>Interfaces</td>
                   <td><input name="ifaces" type="text" class="form-control" value="{{ .Config.Ifaces }}"></td>

internal/web/webgui.go

@@ -24,7 +24,8 @@ func Gui(dirPath, nodePath string) {
 	appConfig.DBPath = dirPath + "/scan.db"
 	appConfig.NodePath = nodePath
 
-	updateScan() // scan.go
+	quitScan = make(chan bool)
+	updateRoutines() // routines-upd.go
 
 	slog.Info("config", "path", appConfig.DirPath)
 
@@ -35,7 +36,9 @@ func Gui(dirPath, nodePath string) {
 	slog.Info("=================================== ")
 
 	gin.SetMode(gin.ReleaseMode)
-	router := gin.Default()
+	// router := gin.Default()
+	router := gin.New()
+	router.Use(gin.Recovery())
 
 	templ := template.Must(template.New("").ParseFS(templFS, "templates/*"))
 	router.SetHTMLTemplate(templ) // templates
@@ -45,7 +48,7 @@ func Gui(dirPath, nodePath string) {
 	router.GET("/api/all", apiAll)                    // api.go
 	router.GET("/api/edit/:id/:name/*known", apiEdit) // api.go
 	router.GET("/api/history/*mac", apiHistory)       // api.go
-	router.GET("/api/host", apiHost)                  // api.go
+	router.GET("/api/host/:id", apiHost)              // api.go
 	router.GET("/api/host/del/:id", apiHostDel)       // api.go
 	router.GET("/api/port/:addr/:port", apiPort)      // api.go