Merge 9b46209f1b into cc9ff74276

internal/native/eez/jetkvm.eez-project

@@ -8561,7 +8561,7 @@
                               },
                               "group": "",
                               "groupIndex": 0,
-                              "text": "Press and hold for\n10 seconds",
+                              "text": "Press and hold for\n5 seconds",
                               "textType": "literal",
                               "longMode": "WRAP",
                               "recolor": false,

internal/native/eez/src/ui/screens.c

@@ -2341,7 +2341,7 @@ void create_screen_switch_dhcp_client_screen() {
                                             lv_obj_set_size(obj, LV_PCT(100), LV_SIZE_CONTENT);
                                             add_style_info_content_label(obj);
                                             lv_obj_set_style_text_font(obj, &ui_font_font_book20, LV_PART_MAIN | LV_STATE_DEFAULT);
-                                            lv_label_set_text(obj, "Press and hold for\n10 seconds");
+                                            lv_label_set_text(obj, "Press and hold for\n5 seconds");
                                         }
                                     }
                                 }

network.go

@@ -151,6 +151,7 @@ func initNetwork() error {
 	if err := nm.AddInterface(NetIfName, nc); err != nil {
 		return fmt.Errorf("failed to add interface: %w", err)
 	}
+	_ = nm.CleanUpLegacyDHCPClients()
 
 	networkManager = nm
 
@@ -233,5 +234,9 @@ func rpcToggleDHCPClient() error {
 		config.NetworkConfig.DHCPClient.String = "jetdhcpc"
 	}
 
+	if err := SaveConfig(); err != nil {
+		return err
+	}
+
 	return rpcReboot(false)
 }

pkg/nmlite/jetdhcpc/legacy.go

@@ -8,6 +8,8 @@ import (
 	"strconv"
 	"strings"
 	"syscall"
+
+	"github.com/rs/zerolog"
 )
 
 func readFileNoStat(filename string) ([]byte, error) {
@@ -36,7 +38,8 @@ func toCmdline(path string) ([]string, error) {
 	return strings.Split(string(bytes.TrimRight(data, "\x00")), "\x00"), nil
 }
 
-func (c *Client) killUdhcpc() error {
+// KillUdhcpC kills all udhcpc processes
+func KillUdhcpC(l *zerolog.Logger) error {
 	// read procfs for udhcpc processes
 	// we do not use procfs.AllProcs() because we want to avoid the overhead of reading the entire procfs
 	processes, err := os.ReadDir("/proc")
@@ -76,11 +79,11 @@ func (c *Client) killUdhcpc() error {
 	}
 
 	if len(matchedPids) == 0 {
-		c.l.Info().Msg("no udhcpc processes found")
+		l.Info().Msg("no udhcpc processes found")
 		return nil
 	}
 
-	c.l.Info().Ints("pids", matchedPids).Msg("found udhcpc processes, terminating")
+	l.Info().Ints("pids", matchedPids).Msg("found udhcpc processes, terminating")
 
 	for _, pid := range matchedPids {
 		err := syscall.Kill(pid, syscall.SIGTERM)
@@ -88,8 +91,12 @@ func (c *Client) killUdhcpc() error {
 			return err
 		}
 
-		c.l.Info().Int("pid", pid).Msg("terminated udhcpc process")
+		l.Info().Int("pid", pid).Msg("terminated udhcpc process")
 	}
 
 	return nil
 }
+
+func (c *Client) killUdhcpc() error {
+	return KillUdhcpC(c.l)
+}

pkg/nmlite/manager.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/jetkvm/kvm/internal/logging"
 	"github.com/jetkvm/kvm/internal/network/types"
+	"github.com/jetkvm/kvm/pkg/nmlite/jetdhcpc"
 	"github.com/jetkvm/kvm/pkg/nmlite/link"
 	"github.com/rs/zerolog"
 )
@@ -214,6 +215,32 @@ func (nm *NetworkManager) SetOnDHCPLeaseChange(callback func(iface string, lease
 	nm.onDHCPLeaseChange = callback
 }
 
+func (nm *NetworkManager) shouldKillLegacyDHCPClients() bool {
+	nm.mu.RLock()
+	defer nm.mu.RUnlock()
+
+	// TODO: remove it when we need to support multiple interfaces
+	for _, im := range nm.interfaces {
+		if im.dhcpClient.clientType != "udhcpc" {
+			return true
+		}
+
+		if im.config.IPv4Mode.String != "dhcp" {
+			return true
+		}
+	}
+	return false
+}
+
+// CleanUpLegacyDHCPClients cleans up legacy DHCP clients
+func (nm *NetworkManager) CleanUpLegacyDHCPClients() error {
+	shouldKill := nm.shouldKillLegacyDHCPClients()
+	if shouldKill {
+		return jetdhcpc.KillUdhcpC(nm.logger)
+	}
+	return nil
+}
+
 // Stop stops the network manager and all managed interfaces
 func (nm *NetworkManager) Stop() error {
 	nm.mu.Lock()

ui/package-lock.json

@@ -28,6 +28,7 @@
         "react": "^19.1.1",
         "react-animate-height": "^3.2.3",
         "react-dom": "^19.1.1",
+        "react-hook-form": "^7.62.0",
         "react-hot-toast": "^2.6.0",
         "react-icons": "^5.5.0",
         "react-router": "^7.9.3",
@@ -5856,8 +5857,6 @@
         "react": "^19.1.1"
       }
     },
-<<<<<<< Updated upstream
-=======
     "node_modules/react-hook-form": {
       "version": "7.62.0",
       "resolved": "https://registry.npmjs.org/react-hook-form/-/react-hook-form-7.62.0.tgz",
@@ -5874,7 +5873,6 @@
         "react": "^16.8.0 || ^17 || ^18 || ^19"
       }
     },
->>>>>>> Stashed changes
     "node_modules/react-hot-toast": {
       "version": "2.6.0",
       "resolved": "https://registry.npmjs.org/react-hot-toast/-/react-hot-toast-2.6.0.tgz",

ui/src/components/ConfirmDialog.tsx

@@ -67,46 +67,55 @@ export function ConfirmDialog({
 }: ConfirmDialogProps) {
   const { icon: Icon, iconClass, iconBgClass, buttonTheme } = variantConfig[variant];
 
+  const handleKeyDown = (e: React.KeyboardEvent<HTMLDivElement>) => {
+    if (e.key === "Escape") {
+      e.stopPropagation();
+      onClose();
+    }
+  };
+
   return (
-    <Modal open={open} onClose={onClose}>
-      <div className="mx-auto max-w-xl px-4 transition-all duration-300 ease-in-out">
-        <div className="pointer-events-auto relative w-full overflow-hidden rounded-lg bg-white p-6 text-left align-middle shadow-xl transition-all dark:bg-slate-800">
-          <div className="space-y-4">
-            <div className="sm:flex sm:items-start">
-              <div
-                className={cx(
-                  "mx-auto flex size-12 shrink-0 items-center justify-center rounded-full sm:mx-0 sm:size-10",
-                  iconBgClass,
-                )}
-              >
-                <Icon aria-hidden="true" className={cx("size-6", iconClass)} />
-              </div>
-              <div className="mt-3 text-center sm:mt-0 sm:ml-4 sm:text-left">
-                <h2 className="text-lg leading-tight font-bold text-black dark:text-white">
-                  {title}
-                </h2>
-                <div className="mt-2 text-sm leading-snug text-slate-600 dark:text-slate-400">
-                  {description}
+    <div onKeyDown={handleKeyDown}>
+      <Modal open={open} onClose={onClose}>
+        <div className="mx-auto max-w-xl px-4 transition-all duration-300 ease-in-out">
+          <div className="pointer-events-auto relative w-full overflow-hidden rounded-lg bg-white p-6 text-left align-middle shadow-xl transition-all dark:bg-slate-800">
+            <div className="space-y-4">
+              <div className="sm:flex sm:items-start">
+                <div
+                  className={cx(
+                    "mx-auto flex size-12 shrink-0 items-center justify-center rounded-full sm:mx-0 sm:size-10",
+                    iconBgClass,
+                  )}
+                >
+                  <Icon aria-hidden="true" className={cx("size-6", iconClass)} />
+                </div>
+                <div className="mt-3 text-center sm:mt-0 sm:ml-4 sm:text-left">
+                  <h2 className="text-lg leading-tight font-bold text-black dark:text-white">
+                    {title}
+                  </h2>
+                  <div className="mt-2 text-sm leading-snug text-slate-600 dark:text-slate-400">
+                    {description}
+                  </div>
                 </div>
               </div>
-            </div>
 
-            <div className="flex justify-end gap-x-2" autoFocus>
-              {cancelText && (
-                <CloseButton as={Button} size="SM" theme="blank" text={cancelText} />
-              )}
-              <Button
-                size="SM"
-                type="button"
-                theme={buttonTheme}
-                text={isConfirming ? `${confirmText}...` : confirmText}
-                onClick={onConfirm}
-                disabled={isConfirming}
-              />
+              <div className="flex justify-end gap-x-2" autoFocus>
+                {cancelText && (
+                  <CloseButton as={Button} size="SM" theme="blank" text={cancelText} />
+                )}
+                <Button
+                  size="SM"
+                  type="button"
+                  theme={buttonTheme}
+                  text={isConfirming ? `${confirmText}...` : confirmText}
+                  onClick={onConfirm}
+                  disabled={isConfirming}
+                />
+              </div>
             </div>
           </div>
         </div>
-      </div>
-    </Modal>
+      </Modal>
+    </div>
   );
 }

ui/src/components/StaticIpv4Card.tsx

@@ -2,31 +2,49 @@ import { LuPlus, LuX } from "react-icons/lu";
 import { useFieldArray, useFormContext } from "react-hook-form";
 import { useEffect } from "react";
 import validator from "validator";
+import { cx } from "cva";
 
 import { GridCard } from "@/components/Card";
 import { Button } from "@/components/Button";
 import { InputFieldWithLabel } from "@/components/InputField";
 import { NetworkSettings } from "@/hooks/stores";
+import { netMaskFromCidr4 } from "@/utils/ip";
 
 export default function StaticIpv4Card() {
   const formMethods = useFormContext<NetworkSettings>();
-  const { register, formState, watch } = formMethods;
+  const { register, formState, watch, setValue } = formMethods;
 
   const { fields, append, remove } = useFieldArray({ name: "ipv4_static.dns" });
 
-  // TODO: set subnet mask if IP address is in CIDR notation
-
   useEffect(() => {
     if (fields.length === 0) append("");
   }, [append, fields.length]);
 
   const dns = watch("ipv4_static.dns");
 
+  const ipv4StaticAddress = watch("ipv4_static.address");
+  const hideSubnetMask = ipv4StaticAddress?.includes("/");
+  useEffect(() => {
+    const parts = ipv4StaticAddress?.split("/", 2);
+    if (parts.length !== 2) return;
+
+    const cidrNotation = parseInt(parts[1]);
+    if (isNaN(cidrNotation) || cidrNotation < 0 || cidrNotation > 32) return;
+
+    const mask = netMaskFromCidr4(cidrNotation);
+    setValue("ipv4_static.netmask", mask);
+  }, [ipv4StaticAddress, setValue]);
+
   const validate = (value: string) => {
     if (!validator.isIP(value)) return "Invalid IP address";
     return true;
   };
 
+  const validateIsIPOrCIDR4 = (value: string) => {
+    if (!validator.isIP(value, 4) && !validator.isIPRange(value, 4)) return "Invalid IP address or CIDR notation";
+    return true;
+  };
+
   return (
     <GridCard>
       <div className="animate-fadeIn p-4 text-black opacity-0 animation-duration-500 dark:text-white">
@@ -35,24 +53,25 @@ export default function StaticIpv4Card() {
             Static IPv4 Configuration
           </h3>
 
-          <div className="grid grid-cols-1 gap-4 md:grid-cols-2">
+          <div className={cx("grid grid-cols-1 gap-4", hideSubnetMask ? "md:grid-cols-1" : "md:grid-cols-2")}>
             <InputFieldWithLabel
               label="IP Address"
               type="text"
               size="SM"
               placeholder="192.168.1.100"
-              {...register("ipv4_static.address", { validate })}
+              {
+              ...register("ipv4_static.address", { validate: validateIsIPOrCIDR4 })}
               error={formState.errors.ipv4_static?.address?.message}
             />
 
-            <InputFieldWithLabel
+            {!hideSubnetMask && <InputFieldWithLabel
               label="Subnet Mask"
               type="text"
               size="SM"
               placeholder="255.255.255.0"
               {...register("ipv4_static.netmask", { validate })}
               error={formState.errors.ipv4_static?.netmask?.message}
-            />
+            />}
           </div>
 
           <InputFieldWithLabel

ui/src/components/useCopyToClipBoard.tsx

@@ -0,0 +1,49 @@
+import { useCallback, useState } from "react";
+
+export function useCopyToClipboard(resetInterval = 2000) {
+  const [isCopied, setIsCopied] = useState(false);
+
+  const copy = useCallback(async (text: string) => {
+    if (!text) return false;
+
+    let success = false;
+
+    if (navigator.clipboard && window.isSecureContext) {
+      try {
+        await navigator.clipboard.writeText(text);
+        success = true;
+      } catch (err) {
+        console.warn("Clipboard API failed:", err);
+      }
+    }
+
+    // Fallback for insecure contexts
+    if (!success) {
+      const textarea = document.createElement("textarea");
+      textarea.value = text;
+      textarea.style.position = "fixed";
+      textarea.style.opacity = "0";
+      document.body.appendChild(textarea);
+      textarea.focus();
+      textarea.select();
+
+      try {
+        success = document.execCommand("copy");
+      } catch (err) {
+        console.error("Fallback copy failed:", err);
+        success = false;
+      } finally {
+        document.body.removeChild(textarea);
+      }
+    }
+
+    setIsCopied(success);
+    if (success && resetInterval > 0) {
+      setTimeout(() => setIsCopied(false), resetInterval);
+    }
+
+    return success;
+  }, [resetInterval]);
+
+  return { copy, isCopied };
+}

ui/src/routes/devices.$id.settings.network.tsx

@@ -2,7 +2,7 @@ import dayjs from "dayjs";
 import relativeTime from "dayjs/plugin/relativeTime";
 import { useCallback, useEffect, useRef, useState } from "react";
 import { FieldValues, FormProvider, useForm } from "react-hook-form";
-import { LuEthernetPort } from "react-icons/lu";
+import { LuCopy, LuEthernetPort } from "react-icons/lu";
 import validator from "validator";
 
 import { ConfirmDialog } from "@/components/ConfirmDialog";
@@ -14,6 +14,7 @@ import { getNetworkSettings, getNetworkState } from "@/utils/jsonrpc";
 import { Button } from "@components/Button";
 import { GridCard } from "@components/Card";
 import InputField, { InputFieldWithLabel } from "@components/InputField";
+import { netMaskFromCidr4 } from "@/utils/ip";
 
 import AutoHeight from "../components/AutoHeight";
 import DhcpLeaseCard from "../components/DhcpLeaseCard";
@@ -23,6 +24,7 @@ import StaticIpv4Card from "../components/StaticIpv4Card";
 import StaticIpv6Card from "../components/StaticIpv6Card";
 import { useJsonRpc } from "../hooks/useJsonRpc";
 import { SettingsItem } from "../components/SettingsItem";
+import { useCopyToClipboard } from "../components/useCopyToClipBoard";
 
 dayjs.extend(relativeTime);
 
@@ -155,6 +157,16 @@ export default function SettingsNetworkRoute() {
   const { register, handleSubmit, watch, formState, reset } = formMethods;
 
   const onSubmit = async (settings: NetworkSettings) => {
+    if (settings.ipv4_static?.address?.includes("/")) {
+      const parts = settings.ipv4_static.address.split("/");
+      const cidrNotation = parseInt(parts[1]);
+      if (isNaN(cidrNotation) || cidrNotation < 0 || cidrNotation > 32) {
+        return notifications.error("Invalid CIDR notation for IPv4 address");
+      }
+      settings.ipv4_static.netmask = netMaskFromCidr4(cidrNotation);
+      settings.ipv4_static.address = parts[0];
+    }
+
     send("setNetworkSettings", { settings }, async (resp) => {
       if ("error" in resp) {
         return notifications.error(
@@ -179,6 +191,7 @@ export default function SettingsNetworkRoute() {
       // Label is for the UI, key is the internal key of the field
       { label: "IPv4 mode", key: "ipv4_mode" },
       { label: "IPv6 mode", key: "ipv6_mode" },
+      { label: "DHCP client", key: "dhcp_client" },
     ] as { label: string; key: keyof NetworkSettings }[];
 
     const criticalChanged = criticalFields.some(field => dirty[field.key]);
@@ -214,6 +227,8 @@ export default function SettingsNetworkRoute() {
     });
   };
 
+  const { copy } = useCopyToClipboard();
+
   return (
     <>
       <FormProvider {...formMethods}>
@@ -237,19 +252,26 @@ export default function SettingsNetworkRoute() {
             }
           />
           <div className="space-y-4">
-            <SettingsItem
-              title="MAC Address"
-              description="Hardware identifier for the network interface"
-            >
-              <InputField
-                type="text"
-                size="SM"
-                value={networkState?.mac_address}
-                error={""}
-                readOnly={true}
-                className="dark:!text-opacity-60"
+            <div className="flex items-center justify-between">
+              <SettingsItem
+                title="MAC Address"
+                description="Hardware identifier for the network interface"
               />
-            </SettingsItem>
+              <div className="flex items-center">
+                <GridCard cardClassName="rounded-r-none">
+                  <div className=" h-[34px] flex items-center text-xs select-all text-black font-mono dark:text-white px-3 ">
+                    {networkState?.mac_address} {" "}
+                  </div>
+                </GridCard>
+                <Button className="rounded-l-none border-l-blue-900 dark:border-l-blue-600" size="SM" type="button" theme="primary" LeadingIcon={LuCopy} onClick={async () => {
+                  if (await copy(networkState?.mac_address || "")) {
+                    notifications.success("MAC address copied to clipboard");
+                  } else {
+                    notifications.error("Failed to copy MAC address");
+                  }
+                }} />
+              </div>
+            </div>
             <SettingsItem title="Hostname" description="Set the device hostname">
               <InputField
                 size="SM"

ui/src/utils/ip.ts

@@ -0,0 +1,10 @@
+export const netMaskFromCidr4 = (cidr: number) => {
+  const mask = [];
+  let bitCount = cidr;
+  for(let i=0; i<4; i++) {
+    const n = Math.min(bitCount, 8);
+    mask.push(256 - Math.pow(2, 8-n));
+    bitCount -= n;
+  }
+  return mask.join('.');
+};