fix: handle null user for tag-only nodes in Headscale 0.28+

In Headscale 0.28+, nodes can be registered with tag-only preauth keys
which have no associated user. This change updates the Machine type to
make user optional and adds null checks throughout the codebase where
node.user is accessed.

Fixes tag node operations (rename, add tags) that previously failed
with 'Unexpected Server Error' when accessing node.user.providerId
on nodes without a user association.

Refs: #432
This commit is contained in:
drifterza
2026-02-24 13:32:41 +02:00
parent 9183ec2942
commit badefc7f85
8 changed files with 822 additions and 843 deletions
@@ -63,7 +63,9 @@ export default function MachineRow({
{node.givenName}
</p>
<p className="text-sm opacity-50">
{node.user.name || node.user.displayName || node.user.email || node.user.id}
{node.user
? node.user.name || node.user.displayName || node.user.email || node.user.id
: "Tag-owned"}
</p>
<div className="mt-1.5 flex flex-wrap gap-1">
{mapTagsToComponents(node, uiTags)}
+38 -38
View File
@@ -1,45 +1,45 @@
import { Key, useState } from 'react';
import Dialog from '~/components/Dialog';
import Select from '~/components/Select';
import type { Machine, User } from '~/types';
import { Key, useState } from "react";
import type { Machine, User } from "~/types";
import Dialog from "~/components/Dialog";
import Select from "~/components/Select";
interface MoveProps {
machine: Machine;
users: User[];
isOpen: boolean;
setIsOpen: (isOpen: boolean) => void;
machine: Machine;
users: User[];
isOpen: boolean;
setIsOpen: (isOpen: boolean) => void;
}
export default function Move({ machine, users, isOpen, setIsOpen }: MoveProps) {
const [userId, setUserId] = useState<Key | null>(machine.user.id);
const [userId, setUserId] = useState<Key | null>(machine.user?.id ?? null);
return (
<Dialog isOpen={isOpen} onOpenChange={setIsOpen}>
<Dialog.Panel isDisabled={userId === machine.user.id}>
<Dialog.Title>Change the owner of {machine.givenName}</Dialog.Title>
<Dialog.Text>
The owner of the machine is the user associated with it.
</Dialog.Text>
<input name="action_id" type="hidden" value="reassign" />
<input name="node_id" type="hidden" value={machine.id} />
<input name="user_id" type="hidden" value={userId?.toString()} />
<Select
defaultSelectedKey={machine.user.id}
isRequired
label="Owner"
name="user"
onSelectionChange={(key) => {
setUserId(key);
}}
placeholder="Select a user"
>
{users.map((user) => (
<Select.Item key={user.id}>
{user.name || user.displayName || user.email || user.id}
</Select.Item>
))}
</Select>
</Dialog.Panel>
</Dialog>
);
return (
<Dialog isOpen={isOpen} onOpenChange={setIsOpen}>
<Dialog.Panel isDisabled={userId === machine.user?.id}>
<Dialog.Title>Change the owner of {machine.givenName}</Dialog.Title>
<Dialog.Text>The owner of the machine is the user associated with it.</Dialog.Text>
<input name="action_id" type="hidden" value="reassign" />
<input name="node_id" type="hidden" value={machine.id} />
<input name="user_id" type="hidden" value={userId?.toString()} />
<Select
defaultSelectedKey={machine.user?.id}
isRequired
label="Owner"
name="user"
onSelectionChange={(key) => {
setUserId(key);
}}
placeholder="Select a user"
>
{users.map((user) => (
<Select.Item key={user.id}>
{user.name || user.displayName || user.email || user.id}
</Select.Item>
))}
</Select>
</Dialog.Panel>
</Dialog>
);
}
+3 -1
View File
@@ -60,7 +60,9 @@ export async function machineAction({ request, context }: Route.ActionArgs) {
});
}
if (node.user.providerId?.split("/").pop() !== session.user.subject && !check) {
// Tag-only nodes (Headscale 0.28+) have no user, so we rely on role-based permissions
const nodeOwnerId = node.user?.providerId?.split("/").pop();
if (nodeOwnerId !== session.user.subject && !check) {
throw data("You do not have permission to act on this machine", {
status: 403,
});
+9 -3
View File
@@ -44,7 +44,7 @@ export async function loader({ request, params, context }: Route.LoaderArgs) {
const lookup = await context.agents?.lookup([node.nodeKey]);
const [enhancedNode] = mapNodes([node], lookup);
const tags = [...node.tags].sort();
const supportsNodeOwnerChange = ! context.hsApi.clientHelpers.isAtleast("0.28.0-beta.1");
const supportsNodeOwnerChange = !context.hsApi.clientHelpers.isAtleast("0.28.0-beta.1");
return {
node: enhancedNode,
@@ -109,7 +109,9 @@ export default function Page({
</span>
<div className="mt-1 flex items-center gap-x-2.5">
<UserCircle />
{node.user.name || node.user.displayName || node.user.email || node.user.id}
{node.user
? node.user.name || node.user.displayName || node.user.email || node.user.id
: "Tag-owned"}
</div>
</div>
<div className="p-2 pl-4">
@@ -241,7 +243,11 @@ export default function Page({
<div className="flex flex-col gap-1">
<Attribute
name="Creator"
value={node.user.name || node.user.displayName || node.user.email || node.user.id}
value={
node.user
? node.user.name || node.user.displayName || node.user.email || node.user.id
: "Tag-owned"
}
/>
<Attribute name="Machine name" value={node.givenName} />
<Attribute
+355 -368
View File
@@ -1,394 +1,381 @@
import { ChevronDown, ChevronUp, Info, X } from 'lucide-react';
import { useMemo, useState } from 'react';
import Code from '~/components/Code';
import Input from '~/components/Input';
import Link from '~/components/Link';
import Tooltip from '~/components/Tooltip';
import { Capabilities } from '~/server/web/roles';
import cn from '~/utils/cn';
import { mapNodes, sortNodeTags } from '~/utils/node-info';
import type { Route } from './+types/overview';
import MachineRow from './components/machine-row';
import NewMachine from './dialogs/new';
import { machineAction } from './machine-actions';
import { ChevronDown, ChevronUp, Info, X } from "lucide-react";
import { useMemo, useState } from "react";
import Code from "~/components/Code";
import Input from "~/components/Input";
import Link from "~/components/Link";
import Tooltip from "~/components/Tooltip";
import { Capabilities } from "~/server/web/roles";
import cn from "~/utils/cn";
import { mapNodes, sortNodeTags } from "~/utils/node-info";
import type { Route } from "./+types/overview";
import MachineRow from "./components/machine-row";
import NewMachine from "./dialogs/new";
import { machineAction } from "./machine-actions";
export async function loader({ request, context }: Route.LoaderArgs) {
const session = await context.sessions.auth(request);
const user = session.user;
if (!user) {
throw new Error('Missing user session. Please log in again.');
}
const session = await context.sessions.auth(request);
const user = session.user;
if (!user) {
throw new Error("Missing user session. Please log in again.");
}
const check = await context.sessions.check(
request,
Capabilities.read_machines,
);
const check = await context.sessions.check(request, Capabilities.read_machines);
if (!check) {
// Not authorized to view this page
throw new Error(
'You do not have permission to view this page. Please contact your administrator.',
);
}
if (!check) {
// Not authorized to view this page
throw new Error(
"You do not have permission to view this page. Please contact your administrator.",
);
}
const writablePermission = await context.sessions.check(
request,
Capabilities.write_machines,
);
const writablePermission = await context.sessions.check(request, Capabilities.write_machines);
const api = context.hsApi.getRuntimeClient(session.api_key);
const [nodes, users] = await Promise.all([api.getNodes(), api.getUsers()]);
const api = context.hsApi.getRuntimeClient(session.api_key);
const [nodes, users] = await Promise.all([api.getNodes(), api.getUsers()]);
let magic: string | undefined;
if (context.hs.readable()) {
if (context.hs.c?.dns.magic_dns) {
magic = context.hs.c.dns.base_domain;
}
}
let magic: string | undefined;
if (context.hs.readable()) {
if (context.hs.c?.dns.magic_dns) {
magic = context.hs.c.dns.base_domain;
}
}
const stats = await context.agents?.lookup(nodes.map((node) => node.nodeKey));
const populatedNodes = mapNodes(nodes, stats);
const supportsNodeOwnerChange = ! context.hsApi.clientHelpers.isAtleast("0.28.0-beta.1");
const stats = await context.agents?.lookup(nodes.map((node) => node.nodeKey));
const populatedNodes = mapNodes(nodes, stats);
const supportsNodeOwnerChange = !context.hsApi.clientHelpers.isAtleast("0.28.0-beta.1");
return {
populatedNodes,
nodes,
users,
magic,
server: context.config.headscale.url,
publicServer: context.config.headscale.public_url,
agent: context.agents?.agentID(),
writable: writablePermission,
preAuth: await context.sessions.check(
request,
Capabilities.generate_authkeys,
),
subject: user.subject,
supportsNodeOwnerChange: supportsNodeOwnerChange,
};
return {
populatedNodes,
nodes,
users,
magic,
server: context.config.headscale.url,
publicServer: context.config.headscale.public_url,
agent: context.agents?.agentID(),
writable: writablePermission,
preAuth: await context.sessions.check(request, Capabilities.generate_authkeys),
subject: user.subject,
supportsNodeOwnerChange: supportsNodeOwnerChange,
};
}
export const action = machineAction;
type SortField = 'name' | 'ip' | 'version' | 'lastSeen';
type SortField = "name" | "ip" | "version" | "lastSeen";
export default function Page({ loaderData }: Route.ComponentProps) {
const [searchQuery, setSearchQuery] = useState('');
const [sortField, setSortField] = useState<SortField>('name');
const [sortDirection, setSortDirection] = useState<'asc' | 'desc'>('asc');
const [searchQuery, setSearchQuery] = useState("");
const [sortField, setSortField] = useState<SortField>("name");
const [sortDirection, setSortDirection] = useState<"asc" | "desc">("asc");
const filteredAndSortedNodes = useMemo(() => {
const query = searchQuery.toLowerCase().trim();
const filteredAndSortedNodes = useMemo(() => {
const query = searchQuery.toLowerCase().trim();
let nodes = loaderData.populatedNodes.filter((node) => {
if (!query) return true;
if (node.givenName.toLowerCase().includes(query)) return true;
if (node.ipAddresses.some((ip) => ip.toLowerCase().includes(query)))
return true;
return false;
});
let nodes = loaderData.populatedNodes.filter((node) => {
if (!query) return true;
if (node.givenName.toLowerCase().includes(query)) return true;
if (node.ipAddresses.some((ip) => ip.toLowerCase().includes(query))) return true;
return false;
});
nodes = [...nodes].sort((a, b) => {
let comparison = 0;
nodes = [...nodes].sort((a, b) => {
let comparison = 0;
switch (sortField) {
case 'name':
comparison = a.givenName.localeCompare(b.givenName);
break;
case 'ip': {
const getIPv4 = (addresses: string[]) =>
addresses.find((ip) => !ip.includes(':')) || addresses[0] || '';
const ipA = getIPv4(a.ipAddresses);
const ipB = getIPv4(b.ipAddresses);
switch (sortField) {
case "name":
comparison = a.givenName.localeCompare(b.givenName);
break;
case "ip": {
const getIPv4 = (addresses: string[]) =>
addresses.find((ip) => !ip.includes(":")) || addresses[0] || "";
const ipA = getIPv4(a.ipAddresses);
const ipB = getIPv4(b.ipAddresses);
if (!ipA.includes(':') && !ipB.includes(':')) {
const octetsA = ipA.split('.').map(Number);
const octetsB = ipB.split('.').map(Number);
for (let i = 0; i < 4; i++) {
if (octetsA[i] !== octetsB[i]) {
comparison = octetsA[i] - octetsB[i];
break;
}
}
} else {
comparison = ipA.localeCompare(ipB);
}
break;
}
case 'version': {
const versionA = a.hostInfo?.IPNVersion?.split('-')[0] || '0';
const versionB = b.hostInfo?.IPNVersion?.split('-')[0] || '0';
const partsA = versionA.split('.').map(Number);
const partsB = versionB.split('.').map(Number);
const maxLen = Math.max(partsA.length, partsB.length);
if (!ipA.includes(":") && !ipB.includes(":")) {
const octetsA = ipA.split(".").map(Number);
const octetsB = ipB.split(".").map(Number);
for (let i = 0; i < 4; i++) {
if (octetsA[i] !== octetsB[i]) {
comparison = octetsA[i] - octetsB[i];
break;
}
}
} else {
comparison = ipA.localeCompare(ipB);
}
break;
}
case "version": {
const versionA = a.hostInfo?.IPNVersion?.split("-")[0] || "0";
const versionB = b.hostInfo?.IPNVersion?.split("-")[0] || "0";
const partsA = versionA.split(".").map(Number);
const partsB = versionB.split(".").map(Number);
const maxLen = Math.max(partsA.length, partsB.length);
for (let i = 0; i < maxLen; i++) {
const segA = partsA[i] || 0;
const segB = partsB[i] || 0;
if (segA !== segB) {
comparison = segA - segB;
break;
}
}
break;
}
case 'lastSeen':
if (a.online !== b.online) {
comparison = a.online ? 1 : -1;
break;
}
comparison =
new Date(a.lastSeen).getTime() - new Date(b.lastSeen).getTime();
break;
}
for (let i = 0; i < maxLen; i++) {
const segA = partsA[i] || 0;
const segB = partsB[i] || 0;
if (segA !== segB) {
comparison = segA - segB;
break;
}
}
break;
}
case "lastSeen":
if (a.online !== b.online) {
comparison = a.online ? 1 : -1;
break;
}
comparison = new Date(a.lastSeen).getTime() - new Date(b.lastSeen).getTime();
break;
}
return sortDirection === 'asc' ? comparison : -comparison;
});
return sortDirection === "asc" ? comparison : -comparison;
});
return nodes;
}, [loaderData.populatedNodes, searchQuery, sortField, sortDirection]);
return nodes;
}, [loaderData.populatedNodes, searchQuery, sortField, sortDirection]);
const handleSort = (field: SortField) => {
if (sortField === field) {
setSortDirection((prev) => (prev === 'asc' ? 'desc' : 'asc'));
} else {
setSortField(field);
setSortDirection('asc');
}
};
const handleSort = (field: SortField) => {
if (sortField === field) {
setSortDirection((prev) => (prev === "asc" ? "desc" : "asc"));
} else {
setSortField(field);
setSortDirection("asc");
}
};
return (
<>
<div className="flex flex-col sm:flex-row sm:justify-between sm:items-center gap-4 mb-6">
<div className="flex flex-col">
<h1 className="text-2xl font-medium mb-2">Machines</h1>
<p>
Manage the devices connected to your Tailnet.{' '}
<Link
name="Tailscale Manage Devices Documentation"
to="https://tailscale.com/kb/1372/manage-devices"
>
Learn more
</Link>
</p>
</div>
<NewMachine
disabledKeys={loaderData.preAuth ? [] : ['pre-auth']}
isDisabled={!loaderData.writable}
server={loaderData.publicServer ?? loaderData.server}
users={loaderData.users}
/>
</div>
<div className="mb-4 flex items-center gap-4">
<div className="relative w-64">
<Input
label="Search machines"
labelHidden
maxLength={100}
onChange={(value) => setSearchQuery(value.slice(0, 100))}
placeholder="Search by name or IP address..."
value={searchQuery}
/>
{searchQuery && (
<button
aria-label="Clear search"
className={cn(
'absolute right-2 top-1/2 -translate-y-1/2',
'p-1 rounded-full',
'text-headplane-400 hover:text-headplane-600',
'dark:text-headplane-500 dark:hover:text-headplane-300',
'hover:bg-headplane-100 dark:hover:bg-headplane-800',
)}
onClick={() => setSearchQuery('')}
type="button"
>
<X className="w-4 h-4" />
</button>
)}
</div>
<span className="text-sm text-headplane-500 whitespace-nowrap">
{searchQuery
? `Showing ${filteredAndSortedNodes.length} of ${loaderData.populatedNodes.length} machines`
: `${loaderData.populatedNodes.length} machines`}
</span>
</div>
<div className="overflow-x-auto">
<table className="table-auto w-full rounded-lg min-w-[640px]">
<thead className="text-headplane-600 dark:text-headplane-300">
<tr className="text-left px-0.5">
<th
aria-sort={
sortField === 'name'
? sortDirection === 'asc'
? 'ascending'
: 'descending'
: 'none'
}
className="uppercase text-xs font-bold pb-2"
>
<button
aria-label="Sort by name"
className={cn(
'flex items-center gap-x-1 cursor-pointer',
'hover:text-headplane-900 dark:hover:text-headplane-100',
)}
onClick={() => handleSort('name')}
type="button"
>
Name
{sortField === 'name' &&
(sortDirection === 'asc' ? (
<ChevronUp className="w-3 h-3" />
) : (
<ChevronDown className="w-3 h-3" />
))}
</button>
</th>
<th
aria-sort={
sortField === 'ip'
? sortDirection === 'asc'
? 'ascending'
: 'descending'
: 'none'
}
className="pb-2 w-1/4"
>
<div className="flex items-center gap-x-1">
<button
aria-label="Sort by IP address"
className={cn(
'flex items-center gap-x-1 cursor-pointer uppercase text-xs font-bold',
'hover:text-headplane-900 dark:hover:text-headplane-100',
)}
onClick={() => handleSort('ip')}
type="button"
>
Addresses
{sortField === 'ip' &&
(sortDirection === 'asc' ? (
<ChevronUp className="w-3 h-3" />
) : (
<ChevronDown className="w-3 h-3" />
))}
</button>
{loaderData.magic ? (
<Tooltip>
<Info className="w-4 h-4" />
<Tooltip.Body className="font-normal">
Since MagicDNS is enabled, you can access devices based
on their name and also at{' '}
<Code>
[name].
{loaderData.magic}
</Code>
</Tooltip.Body>
</Tooltip>
) : undefined}
</div>
</th>
{/* We only want to show the version column if there are agents */}
{loaderData.agent !== undefined ? (
<th
aria-sort={
sortField === 'version'
? sortDirection === 'asc'
? 'ascending'
: 'descending'
: 'none'
}
className="uppercase text-xs font-bold pb-2"
>
<button
aria-label="Sort by version"
className={cn(
'flex items-center gap-x-1 cursor-pointer',
'hover:text-headplane-900 dark:hover:text-headplane-100',
)}
onClick={() => handleSort('version')}
type="button"
>
Version
{sortField === 'version' &&
(sortDirection === 'asc' ? (
<ChevronUp className="w-3 h-3" />
) : (
<ChevronDown className="w-3 h-3" />
))}
</button>
</th>
) : undefined}
<th
aria-sort={
sortField === 'lastSeen'
? sortDirection === 'asc'
? 'ascending'
: 'descending'
: 'none'
}
className="uppercase text-xs font-bold pb-2"
>
<button
aria-label="Sort by last seen"
className={cn(
'flex items-center gap-x-1 cursor-pointer',
'hover:text-headplane-900 dark:hover:text-headplane-100',
)}
onClick={() => handleSort('lastSeen')}
type="button"
>
Last Seen
{sortField === 'lastSeen' &&
(sortDirection === 'asc' ? (
<ChevronUp className="w-3 h-3" />
) : (
<ChevronDown className="w-3 h-3" />
))}
</button>
</th>
</tr>
</thead>
<tbody
className={cn(
'divide-y divide-headplane-100 dark:divide-headplane-800 align-top',
'border-t border-headplane-100 dark:border-headplane-800',
)}
>
{filteredAndSortedNodes.length === 0 ? (
<tr>
<td
className="py-8 text-center text-headplane-500"
colSpan={loaderData.agent !== undefined ? 5 : 4}
>
No machines found matching "{searchQuery}"
</td>
</tr>
) : (
filteredAndSortedNodes.map((node) => (
<MachineRow
existingTags={sortNodeTags(loaderData.nodes)}
isAgent={
loaderData.agent
? loaderData.agent === node.nodeKey
: undefined
}
isDisabled={
loaderData.writable
? false // If the user has write permissions, they can edit all machines
: node.user.providerId?.split('/').pop() !==
loaderData.subject
}
key={node.id}
magic={loaderData.magic}
node={node}
users={loaderData.users}
supportsNodeOwnerChange={loaderData.supportsNodeOwnerChange}
/>
))
)}
</tbody>
</table>
</div>
</>
);
return (
<>
<div className="mb-6 flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
<div className="flex flex-col">
<h1 className="mb-2 text-2xl font-medium">Machines</h1>
<p>
Manage the devices connected to your Tailnet.{" "}
<Link
name="Tailscale Manage Devices Documentation"
to="https://tailscale.com/kb/1372/manage-devices"
>
Learn more
</Link>
</p>
</div>
<NewMachine
disabledKeys={loaderData.preAuth ? [] : ["pre-auth"]}
isDisabled={!loaderData.writable}
server={loaderData.publicServer ?? loaderData.server}
users={loaderData.users}
/>
</div>
<div className="mb-4 flex items-center gap-4">
<div className="relative w-64">
<Input
label="Search machines"
labelHidden
maxLength={100}
onChange={(value) => setSearchQuery(value.slice(0, 100))}
placeholder="Search by name or IP address..."
value={searchQuery}
/>
{searchQuery && (
<button
aria-label="Clear search"
className={cn(
"absolute right-2 top-1/2 -translate-y-1/2",
"p-1 rounded-full",
"text-headplane-400 hover:text-headplane-600",
"dark:text-headplane-500 dark:hover:text-headplane-300",
"hover:bg-headplane-100 dark:hover:bg-headplane-800",
)}
onClick={() => setSearchQuery("")}
type="button"
>
<X className="h-4 w-4" />
</button>
)}
</div>
<span className="text-headplane-500 text-sm whitespace-nowrap">
{searchQuery
? `Showing ${filteredAndSortedNodes.length} of ${loaderData.populatedNodes.length} machines`
: `${loaderData.populatedNodes.length} machines`}
</span>
</div>
<div className="overflow-x-auto">
<table className="w-full min-w-[640px] table-auto rounded-lg">
<thead className="text-headplane-600 dark:text-headplane-300">
<tr className="px-0.5 text-left">
<th
aria-sort={
sortField === "name"
? sortDirection === "asc"
? "ascending"
: "descending"
: "none"
}
className="pb-2 text-xs font-bold uppercase"
>
<button
aria-label="Sort by name"
className={cn(
"flex items-center gap-x-1 cursor-pointer",
"hover:text-headplane-900 dark:hover:text-headplane-100",
)}
onClick={() => handleSort("name")}
type="button"
>
Name
{sortField === "name" &&
(sortDirection === "asc" ? (
<ChevronUp className="h-3 w-3" />
) : (
<ChevronDown className="h-3 w-3" />
))}
</button>
</th>
<th
aria-sort={
sortField === "ip"
? sortDirection === "asc"
? "ascending"
: "descending"
: "none"
}
className="w-1/4 pb-2"
>
<div className="flex items-center gap-x-1">
<button
aria-label="Sort by IP address"
className={cn(
"flex items-center gap-x-1 cursor-pointer uppercase text-xs font-bold",
"hover:text-headplane-900 dark:hover:text-headplane-100",
)}
onClick={() => handleSort("ip")}
type="button"
>
Addresses
{sortField === "ip" &&
(sortDirection === "asc" ? (
<ChevronUp className="h-3 w-3" />
) : (
<ChevronDown className="h-3 w-3" />
))}
</button>
{loaderData.magic ? (
<Tooltip>
<Info className="h-4 w-4" />
<Tooltip.Body className="font-normal">
Since MagicDNS is enabled, you can access devices based on their name and
also at{" "}
<Code>
[name].
{loaderData.magic}
</Code>
</Tooltip.Body>
</Tooltip>
) : undefined}
</div>
</th>
{/* We only want to show the version column if there are agents */}
{loaderData.agent !== undefined ? (
<th
aria-sort={
sortField === "version"
? sortDirection === "asc"
? "ascending"
: "descending"
: "none"
}
className="pb-2 text-xs font-bold uppercase"
>
<button
aria-label="Sort by version"
className={cn(
"flex items-center gap-x-1 cursor-pointer",
"hover:text-headplane-900 dark:hover:text-headplane-100",
)}
onClick={() => handleSort("version")}
type="button"
>
Version
{sortField === "version" &&
(sortDirection === "asc" ? (
<ChevronUp className="h-3 w-3" />
) : (
<ChevronDown className="h-3 w-3" />
))}
</button>
</th>
) : undefined}
<th
aria-sort={
sortField === "lastSeen"
? sortDirection === "asc"
? "ascending"
: "descending"
: "none"
}
className="pb-2 text-xs font-bold uppercase"
>
<button
aria-label="Sort by last seen"
className={cn(
"flex items-center gap-x-1 cursor-pointer",
"hover:text-headplane-900 dark:hover:text-headplane-100",
)}
onClick={() => handleSort("lastSeen")}
type="button"
>
Last Seen
{sortField === "lastSeen" &&
(sortDirection === "asc" ? (
<ChevronUp className="h-3 w-3" />
) : (
<ChevronDown className="h-3 w-3" />
))}
</button>
</th>
</tr>
</thead>
<tbody
className={cn(
"divide-y divide-headplane-100 dark:divide-headplane-800 align-top",
"border-t border-headplane-100 dark:border-headplane-800",
)}
>
{filteredAndSortedNodes.length === 0 ? (
<tr>
<td
className="text-headplane-500 py-8 text-center"
colSpan={loaderData.agent !== undefined ? 5 : 4}
>
No machines found matching "{searchQuery}"
</td>
</tr>
) : (
filteredAndSortedNodes.map((node) => (
<MachineRow
existingTags={sortNodeTags(loaderData.nodes)}
isAgent={loaderData.agent ? loaderData.agent === node.nodeKey : undefined}
isDisabled={
loaderData.writable
? false // If the user has write permissions, they can edit all machines
: node.user?.providerId?.split("/").pop() !== loaderData.subject
}
key={node.id}
magic={loaderData.magic}
node={node}
users={loaderData.users}
supportsNodeOwnerChange={loaderData.supportsNodeOwnerChange}
/>
))
)}
</tbody>
</table>
</div>
</>
);
}