网络可用时直接设置路由

app/src/main/java/com/xypower/mpapp/MicroPhotoService.java

@@ -1149,6 +1149,16 @@ public class MicroPhotoService extends Service {
                                         NetworkInfo ni = mConnectivityManager.getNetworkInfo(network);
                                         LinkProperties lp = mConnectivityManager.getLinkProperties(network);
                                         if (lp != null) {
+
+                                            final String iface = lp.getInterfaceName();
+                                            new Thread(new Runnable() {
+                                                @Override
+                                                public void run() {
+                                                    setEthernetRoute(iface, "192.168.68.0", 24);
+                                                }
+                                            }).start();
+
+
                                             List<LinkAddress> addresses = lp.getLinkAddresses();
                                             if (addresses != null && addresses.size() > 0) {
                                                 for (LinkAddress linkAddress : addresses) {
@@ -1656,6 +1666,7 @@ public class MicroPhotoService extends Service {
 
     public void setStaticNetwork(String iface, String ip, String netmask, String gateway)
     {
+
         if (!TextUtils.equals("0.0.0.0", ip)) {
             if (false) {
                 Intent intent = new Intent();
@@ -1676,11 +1687,12 @@ public class MicroPhotoService extends Service {
             boolean success = false;
             try {
 
+                /*
                 Process process = Runtime.getRuntime().exec("/system/xbin/su root");
                 DataOutputStream os = new DataOutputStream(process.getOutputStream());
 
-                os.writeBytes("/system/bin/ifconfig " + iface + " down\n");
+                // os.writeBytes("/system/bin/ifconfig " + iface + " down\n");
-                os.writeBytes("/system/bin/ifconfig " + iface + " " + ip + " netmask " + netmask + " up\n");
+                // os.writeBytes("/system/bin/ifconfig " + iface + " " + ip + " netmask " + netmask + " up\n");
                 // os.writeBytes("/system/bin/ip route add default via " + gateway + " dev " + iface + "\n");
                 os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table eth0 2>/dev/null || true\n");
                 os.writeBytes("/system/bin/ip route add 192.168.68.0/24 dev eth0 proto static scope link table eth0\n");
@@ -1695,6 +1707,8 @@ public class MicroPhotoService extends Service {
                 if (exitValue != 0) {
                 }
 
+
+                 */
                 /*
                 String downCommand = "/system/xbin/su root ifconfig " + iface + " down";
                 Process downProcess = Runtime.getRuntime().exec(downCommand);
@@ -1721,6 +1735,8 @@ public class MicroPhotoService extends Service {
 
 
                  */
+
+                /*
                 sleep(100);
                 String routeCommand = "/system/xbin/su root /system/bin/ip rule add from all to 192.168.68.0/24 lookup eth0 prio 1000";
                 for (int idx = 0; idx < 10; idx++) {
@@ -1747,6 +1763,8 @@ public class MicroPhotoService extends Service {
                 if (exitValue != 0) {
                 }
 
+
+                 */
                 // os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table 20\n");
                 // os.writeBytes("/system/bin/ip route add 192.168.68.0/24 dev eth0 proto static scope link table 20\n");
             } catch (Exception e) {
@@ -1755,6 +1773,60 @@ public class MicroPhotoService extends Service {
         }
     }
 
+    public void setEthernetRoute(String iface, String ipPrefix, int ipPrefixLength)
+    {
+        int exitValue = -1;
+        try {
+
+            Process process = Runtime.getRuntime().exec("/system/xbin/su root");
+            DataOutputStream os = new DataOutputStream(process.getOutputStream());
+
+            os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table 20 2>/dev/null || true\n");
+            os.writeBytes("/system/bin/ip route add 192.168.68.0/24 dev eth0 proto static scope link table 20\n");
+            os.writeBytes("/system/bin/ip route flush cache\n");
+            // os.writeBytes("echo 'nameserver 8.8.8.8' > /etc/resolv.conf\n");
+            os.writeBytes("/system/bin/ip rule del to 192.168.68.0/24 2>/dev/null || true\n");
+            os.writeBytes("/system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000");
+            os.writeBytes("/system/bin/ip route flush cache\n");
+            os.writeBytes("exit\n"); // 重要：退出su shell
+            os.flush();
+            exitValue = process.waitFor();
+            if (exitValue != 0) {
+            }
+
+            sleep(100);
+            String routeCommand = "/system/xbin/su root /system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000";
+            for (int idx = 0; idx < 10; idx++) {
+                Process routeProcess3 = Runtime.getRuntime().exec(routeCommand);
+                exitValue = routeProcess3.waitFor();
+                if (exitValue == 0 || exitValue == 2) {
+                    infoLog("Add route successfully");
+                    break;
+                } else {
+                    BufferedReader reader = new BufferedReader(new InputStreamReader(routeProcess3.getErrorStream()));
+                    String line;
+                    StringBuilder error = new StringBuilder();
+                    while ((line = reader.readLine()) != null) {
+                        error.append(line).append("\n");
+                    }
+
+                    if (error.length() > 0) {
+                        Log.e("RouteConfig", "Error output: " + error);
+                    }
+                }
+                sleep(500);
+            }
+
+            if (exitValue != 0) {
+            }
+
+            // os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table 20\n");
+            // os.writeBytes("/system/bin/ip route add 192.168.68.0/24 dev eth0 proto static scope link table 20\n");
+        } catch (Exception e) {
+            Log.e(TAG, "Failed to set interface down: " + e.getMessage());
+        }
+    }
+
     public int executeCommand(String cmd)
     {
         int resCode = -1;