100%的完成第一个全功能webui 网络连接页面, 后续页面大部分技术均参考该页面即可

web-ui.service/page2_handler.go

@@ -0,0 +1,108 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"os"
+	"os/exec"
+	"time"
+)
+
+func downloadNetworkLog(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	filename := fmt.Sprintf("network.log.%s.tar.gz", time.Now().Format("20060102150405"))
+	tmpFile := fmt.Sprintf("/tmp/%d.tar.gz", time.Now().UnixNano())
+
+	defer os.Remove(tmpFile)
+
+	cmd := exec.Command(
+		"tar",
+		"--warning=no-file-changed",
+		"-czf",
+		tmpFile,
+		"-C",
+		"/opt/yfkj/networkd.service/log",
+		".",
+	)
+
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		if exitErr, ok := err.(*exec.ExitError); !ok || exitErr.ExitCode() != 1 {
+			http.Error(w, string(out), http.StatusInternalServerError)
+			return
+		}
+	}
+
+	w.Header().Set("Content-Type", "application/gzip")
+	w.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filename))
+
+	http.ServeFile(w, r, tmpFile)
+}
+
+func restartNetworkService(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	cmd := exec.Command("systemctl", "restart", "yfkj-networkd.service")
+
+	if out, err := cmd.CombinedOutput(); err != nil {
+		http.Error(w, string(out)+err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.Write([]byte(`{"status":"ok"}`))
+}
+
+func networkStatusHandler(w http.ResponseWriter, r *http.Request) {
+	var modem struct {
+		ICCID string `json:"iccid"`
+		RSSI  string `json:"rssi"`
+	}
+	var net struct {
+		Status string `json:"net_ok"`
+		Type   string `json:"net_type"`
+	}
+
+	err1 := callRPCResult(r.Context(), 7000, "core.getNetStatus", nil, &net)
+	err2 := callRPCResult(r.Context(), 7000, "core.getModemInfo", nil, &modem)
+
+	netType := map[string]string{
+		"有线": "🌐有线",
+		"蜂窝": "📶蜂窝",
+	}[net.Type]
+
+	if netType == "" {
+		netType = noValue
+	}
+
+	rssi := modem.RSSI
+	if rssi == "" {
+		rssi = noValue
+	} else {
+		rssi = "📶" + rssi
+	}
+
+	iccid := modem.ICCID
+	if iccid == "" {
+		iccid = noValue
+	} else {
+		iccid = "🔖" + iccid
+	}
+
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	json.NewEncoder(w).Encode(map[string]string{
+		"var1": map[bool]string{true: "🟢正常", false: noValue}[err1 == nil || err2 == nil],
+		"var2": map[bool]string{true: "🟢正常", false: noValue}[net.Status == "true"],
+		"var3": netType,
+		"var4": rssi,
+		"var5": iccid,
+	})
+}

web-ui.service/web_handler.go

@@ -10,11 +10,12 @@ import (
 	"os"
 	"os/exec"
 	"strings"
-	"time"
 
 	"hnyfkj.com.cn/rtu/linux/utils/jsonrpc2"
 )
 
+const noValue = "--"
+
 type LoginReq struct {
 	Username string `json:"username"`
 	Password string `json:"password"`
@@ -73,8 +74,12 @@ func logoutHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func getIMEIHandler(w http.ResponseWriter, r *http.Request) {
-	data, _ := os.ReadFile("/var/device_imei.txt")
-	w.Write(data)
+	data, err := os.ReadFile("/var/device_imei.txt")
+	if err != nil {
+		w.Write([]byte(noValue))
+	} else {
+		w.Write(append([]byte("🆔"), data...))
+	}
 }
 
 func (ui *WebUI) rootHandler(w http.ResponseWriter, r *http.Request) {
@@ -269,101 +274,3 @@ func serviceLogLevelHandler(port int) http.HandlerFunc {
 		serviceLogLevel(w, r, port)
 	}
 }
-
-func DownloadNetworkLog(w http.ResponseWriter, r *http.Request) {
-	if r.Method != http.MethodGet {
-		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
-		return
-	}
-
-	filename := fmt.Sprintf("network.log.%s.tar.gz", time.Now().Format("20060102150405"))
-	tmpFile := fmt.Sprintf("/tmp/%d.tar.gz", time.Now().UnixNano())
-
-	defer os.Remove(tmpFile)
-
-	cmd := exec.Command(
-		"tar",
-		"--warning=no-file-changed",
-		"-czf",
-		tmpFile,
-		"-C",
-		"/opt/yfkj/networkd.service/log",
-		".",
-	)
-
-	out, err := cmd.CombinedOutput()
-	if err != nil {
-		if exitErr, ok := err.(*exec.ExitError); !ok || exitErr.ExitCode() != 1 {
-			http.Error(w, string(out), http.StatusInternalServerError)
-			return
-		}
-	}
-
-	w.Header().Set("Content-Type", "application/gzip")
-	w.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filename))
-
-	http.ServeFile(w, r, tmpFile)
-}
-
-func RestartNetworkService(w http.ResponseWriter, r *http.Request) {
-	if r.Method != http.MethodPost {
-		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
-		return
-	}
-
-	cmd := exec.Command("systemctl", "restart", "yfkj-networkd.service")
-
-	if out, err := cmd.CombinedOutput(); err != nil {
-		http.Error(w, string(out)+err.Error(), http.StatusInternalServerError)
-		return
-	}
-
-	w.Header().Set("Content-Type", "application/json")
-	w.Write([]byte(`{"status":"ok"}`))
-}
-
-func NetworkStatusHandler(w http.ResponseWriter, r *http.Request) {
-	var modem struct {
-		ICCID string `json:"iccid"`
-		RSSI  string `json:"rssi"`
-	}
-	var net struct {
-		Status string `json:"net_ok"`
-		Type   string `json:"net_type"`
-	}
-
-	err1 := callRPCResult(r.Context(), 7000, "core.getNetStatus", nil, &net)
-	err2 := callRPCResult(r.Context(), 7000, "core.getModemInfo", nil, &modem)
-
-	netType := map[string]string{
-		"有线": "🟢有线",
-		"蜂窝": "🟢蜂窝",
-	}[net.Type]
-
-	if netType == "" {
-		netType = "--"
-	}
-
-	rssi := modem.RSSI
-	if rssi == "" {
-		rssi = "--"
-	} else {
-		rssi = "📶" + rssi
-	}
-
-	iccid := modem.ICCID
-	if iccid == "" {
-		iccid = "--"
-	} else {
-		iccid = "💳" + iccid
-	}
-
-	w.Header().Set("Content-Type", "application/json; charset=utf-8")
-	json.NewEncoder(w).Encode(map[string]string{
-		"var1": map[bool]string{true: "🟢正常", false: "--"}[err1 == nil || err2 == nil],
-		"var2": map[bool]string{true: "🟢正常", false: "--"}[net.Status == "true"],
-		"var3": netType,
-		"var4": rssi,
-		"var5": iccid,
-	})
-}

web-ui.service/web_route.go

@@ -50,17 +50,17 @@ var routes = []Route{
 
 	{
 		"/api/network/logfile",
-		DownloadNetworkLog,
+		downloadNetworkLog,
 	},
 
 	{
 		"/api/network/restart",
-		RestartNetworkService,
+		restartNetworkService,
 	},
 
 	{
 		"/api/network/status",
-		NetworkStatusHandler,
+		networkStatusHandler,
 	},
 }