✨ Health checks for links #79

2020-09-08 15:16:41 +02:00 · 2020-09-08 15:16:41 +02:00 · fd2acc7d07
parent 5f696dee3b
commit fd2acc7d07
35 changed files with 561 additions and 191 deletions
--- a/.gitignore
+++ b/.gitignore
@ -8,9 +8,7 @@
 /vendor
 .env
 .phpunit.result.cache
-composer.lock
 Homestead.json
 Homestead.yaml
 npm-debug.log
-package-lock.json
 yarn-error.log
--- a/app/Console/Commands/LinkHealthChecks.php
+++ b/app/Console/Commands/LinkHealthChecks.php
@ -2,51 +2,27 @@

 namespace App\Console\Commands;

+use App\Events\LinkHealthCheck;
 use App\Link;
 use App\Services\Shaark\Shaark;
-use GuzzleHttp\Client;
-use GuzzleHttp\Exception\RequestException;
 use Illuminate\Console\Command;
+use Illuminate\Database\Eloquent\Collection;

 class LinkHealthChecks extends Command
 {
-    protected $signature = 'shaark:link_health_check {--all}';
+    protected $signature = 'shaark:watch-links';
    protected $description = 'Run health checks on links';

-    public function __construct()
-    {
-        parent::__construct();
-    }
-
    public function handle()
    {
-        Link::where('is_health_check_enabled', 1)
-            ->where(function ($query) {
-                return $query->where('http_checked_at', '<', now()->subDays(app(Shaark::class)->getLinkHealthChecksAge()))
-                    ->orWhereNull('http_checked_at');
-            })
-            ->orderBy('http_checked_at', 'ASC')
-            ->when(! $this->option('all'), function($query) {
-                return $query->limit(20);
-            })
-            ->get()
-            ->each(function (Link $link) {
-                try {
-                    $response = (new Client())->request('GET', $link->getUrlAttribute(), [
-                        'headers' => [
-                            'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Safari/537.36',
-                        ],
-                        'http_errors' => false,
-                        'timeout' => 5,
-                    ]);
-
-                    $link->http_status = $response->getStatusCode();
-                } catch (RequestException $exception) {
-                    // Might happen when the domain has expired
-                    $link->http_status = 500;
-                } finally {
-                    $link->http_checked_at = now();
-                    $link->save();
+        Link::query()
+            ->isWatched()
+            ->lastCheckedBefore(now()->subDays(app(Shaark::class)->getLinkHealthChecksAge()))
+            ->chunk(10, function ($links) {
+                /** @var Link[]|Collection $links */
+                /** @var Link $link */
+                foreach ($links as $link) {
+                    LinkHealthCheck::dispatch($link);
                }
            });
    }
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@ -12,27 +12,24 @@ class Kernel extends ConsoleKernel
 {
    protected function commands()
    {
-        $this->load(__DIR__ . '/Commands');
+        $this->load(__DIR__.'/Commands');
    }

    protected function schedule(Schedule $schedule)
    {
        // Reset Demo
-        $schedule->command(ResetForDemo::class)
-            ->when(function () {
-                return config('shaark.demo');
-            })
-            ->hourly();
+        $schedule->command(ResetForDemo::class)->when(function () {
+            return config('shaark.demo');
+        })->hourly();

        // Clean files
-        $schedule->command(CleanFiles::class)
-            ->hourly();
+        $schedule->command(CleanFiles::class)->hourly();

        // Make backup
        $this->scheduleBackup($schedule);

        // Link health checks
-        $this->scheduleLinkHealthChecks($schedule);
+        $this->scheduleLinksWatcher($schedule);
    }

    protected function scheduleBackup(Schedule $schedule): self
@ -58,14 +55,14 @@ class Kernel extends ConsoleKernel
        return $this;
    }

-    protected function scheduleLinkHealthChecks(Schedule $schedule): self
+    protected function scheduleLinksWatcher(Schedule $schedule): self
    {
        $shaark = app(Shaark::class);

-        if (false === $shaark->getLinkHealthChecksEnabled()) {
-            return $this;
+        if (true === $shaark->getLinkHealthChecksEnabled()) {
+            $schedule->command('shaark:watch-links')->hourly();
        }

-        $schedule->command('shaark:link_health_check')->everyTenMinutes();
+        return $this;
    }
 }
--- a/app/Events/LinkHealthCheck.php
+++ b/app/Events/LinkHealthCheck.php
@ -0,0 +1,25 @@
+<?php
+
+namespace App\Events;
+
+use App\Link;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+
+class LinkHealthCheck
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    /** @var Link $link */
+    public $link;
+
+    public function __construct(Link $link)
+    {
+        $this->link = $link;
+    }
+}
--- a/app/Http/Controllers/Api/LinkController.php
+++ b/app/Http/Controllers/Api/LinkController.php
@ -27,7 +27,7 @@ class LinkController extends Controller
        $parser = WebParser::parse($request->get('url'));

        return response()->json([
-            'title' => $parser->title,
+            'title'   => $parser->title,
            'content' => $parser->content,
        ]);
    }
@ -41,7 +41,7 @@ class LinkController extends Controller
            'title',
            'content',
            'url',
-            'is_health_check_enabled',
+            'is_watched',
        ])->toArray());

        $link->updatePreview();
@ -59,7 +59,7 @@ class LinkController extends Controller
        $post->save();

        return response()->json([
-            'post' => new PostResource($post),
+            'post'   => new PostResource($post),
            'status' => 'created',
        ]);
    }
@ -70,7 +70,12 @@ class LinkController extends Controller
        $link = Link::findOrFail($id);
        $data = collect($request->validated());

-        $link->fill($data->only('title', 'content', 'url', 'is_health_check_enabled')->toArray());
+        $link->fill($data->only([
+            'title',
+            'content',
+            'url',
+            'is_watched'
+        ])->toArray());
        $link->updatePreview();

        $link->post->is_pinned = $data->get('is_pinned', $link->post->is_pinned);
@ -85,7 +90,7 @@ class LinkController extends Controller
        $link->post->save();

        return response()->json([
-            'post' => new PostResource($link->post),
+            'post'   => new PostResource($link->post),
            'status' => 'updated',
        ]);
    }
@ -103,7 +108,7 @@ class LinkController extends Controller
        $link->post->delete();

        return response()->json([
-            'id' => $link->id,
+            'id'     => $link->id,
            'status' => 'deleted',
        ]);
    }
--- a/app/Http/Controllers/Api/Manage/LinksHealthController.php
+++ b/app/Http/Controllers/Api/Manage/LinksHealthController.php
@ -0,0 +1,30 @@
+<?php
+
+namespace App\Http\Controllers\Api\Manage;
+
+use App\Http\Controllers\Controller;
+use App\Http\Resources\LinkResource;
+use App\Link;
+use Illuminate\Http\Request;
+
+class LinksHealthController extends Controller
+{
+    public function __construct()
+    {
+        $this->middleware('demo');
+    }
+
+    public function get(Request $request, string $type)
+    {
+        if (false === in_array($type, Link::HEALTH_STATUS)) {
+            abort(404);
+        }
+
+        $links = Link::isWatched()
+            ->healthStatusIs($type)
+            ->withPrivate($request->user('api'))
+            ->get();
+
+        return LinkResource::collection($links);
+    }
+}
--- a/app/Http/Controllers/Manage/LinksHealthController.php
+++ b/app/Http/Controllers/Manage/LinksHealthController.php
@ -7,7 +7,7 @@ use App\Link;
 use App\Services\Shaark\Shaark;
 use Illuminate\Support\Facades\Cache;

-class LinksHealth extends Controller
+class LinksHealthController extends Controller
 {
    public function __construct()
    {
--- a/app/Http/Requests/StoreLinkRequest.php
+++ b/app/Http/Requests/StoreLinkRequest.php
@ -27,7 +27,7 @@ class StoreLinkRequest extends FormRequest
                'required',
                'url',
            ],
-            'is_health_check_enabled' => [
+            'is_watched' => [
                'nullable',
            ],
            'is_private' => [
--- a/app/Http/Resources/LinkResource.php
+++ b/app/Http/Resources/LinkResource.php
@ -13,11 +13,11 @@ class LinkResource extends JsonResource
            'title' => $this->title,
            'content' => $this->content,
            'url' => $this->url,
-            'is_health_check_enabled' => $this->is_health_check_enabled,
-            'http_status' => $this->getStatusText($this->http_status),
-            'http_status_color' => $this->getStatusColor($this->http_status),
-            'http_checked_at' => $this->http_checked_at,
+            'http_status' => $this->http_status,
+            'http_status_color' => $this->getHttpStatusColor($this->http_status),
+            'http_checked_at_formated' => $this->http_checked_at ? $this->http_checked_at->diffForHumans() : '',
            'permalink' => $this->permalink,
+            'is_watched' => $this->is_watched,
            'is_private' => $this->post->is_private,
            'is_pinned' => $this->post->is_pinned,
            'preview' => $this->preview,
@ -38,33 +38,19 @@ class LinkResource extends JsonResource
        ];
    }

-    public function getStatusText($status)
+    protected function getHttpStatusColor($status): ?string
    {
-        if (is_null($status)) {
-            return null;
+        $range = (int)floor((int)$status / 100);
+
+        switch ($range) {
+            case 3:
+                return 'info';
+            case 4:
+                return 'warning';
+            case 5:
+                return 'danger';
+            default:
+                return null;
        }
-
-        if ($status == 200) {
-            return 'Healthy (200)';
-        }
-
-        if (400 <= $status and $status <= 499) {
-            return 'Dead (4xx)';
-        }
-
-        return 'Other (3xx, 5xx)';
-    }
-
-    public function getStatusColor($status)
-    {
-        if ($status == 200) {
-            return 'success';
-        }
-
-        if (400 <= $status and $status <= 499) {
-            return 'danger';
-        }
-
-        return 'warning';
    }
 }
--- a/app/Link.php
+++ b/app/Link.php
@ -4,25 +4,63 @@ namespace App;

 use App\Concerns\Models\Postable;
 use App\Services\LinkPreview\LinkPreview;
+use App\Services\Shaark\Shaark;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Carbon;
 use Illuminate\Support\Facades\Storage;

+/**
+ * @property string $int
+ * @property string $title
+ * @property string|null $content
+ * @property string|null $preview
+ * @property string|null $archive
+ * @property string $url
+ * @property bool $is_watched
+ * @property string $http_status
+ * @property Carbon|null $http_checked_at
+ * @property Carbon $created_at
+ * @property Carbon|null $updated_at
+ * @property string $permalink
+ * @property Post $post
+ * @method self|Builder isWatched()
+ * @method self|Builder isNotWatched()
+ * @method self|Builder lastCheckedBefore(Carbon $date)
+ * @method self|Builder healthStatusIs(string $status)
+ */
 class Link extends Model
 {
    use Postable;

+    const HEALTH_STATUS_LIVE = 'live';
+    const HEALTH_STATUS_DEAD = 'dead';
+    const HEALTH_STATUS_ERROR = 'error';
+    const HEALTH_STATUS_REDIRECT = 'redirect';
+    const HEALTH_STATUS = [
+        self::HEALTH_STATUS_LIVE,
+        self::HEALTH_STATUS_DEAD,
+        self::HEALTH_STATUS_ERROR,
+        self::HEALTH_STATUS_REDIRECT,
+    ];
+
    protected $fillable = [
        'title',
        'content',
        'preview',
        'archive',
        'url',
-        'is_health_check_enabled',
+        'is_watched',
    ];
    protected $appends = [
        'permalink',
    ];
+    protected $casts = [
+        'is_watched' => 'bool',
+    ];
+    protected $dates = [
+        'http_checked_at',
+    ];
    protected $touches = ['post'];

    public function getHashIdAttribute(): string
@ -44,11 +82,60 @@ class Link extends Model
        return $this->attributes['url'];
    }

+    public function setIsWatchedAttribute($value): void
+    {
+        if (app(Shaark::class)->getLinkHealthChecksEnabled()) {
+            $this->attributes['is_watched'] = false;
+        }
+
+        $this->attributes['is_watched'] = in_array($value, ['on', true, '1', 1]) ? true : false;
+
+        if ($this->attributes['is_watched'] === false) {
+            $this->attributes['http_status'] = null;
+            $this->attributes['http_checked_at'] = null;
+        }
+    }
+
    public function scopeHashIdIs(Builder $query, string $hash): Builder
    {
        return $query->where('id', app('hashid')->decode($hash));
    }

+    public function scopeIsWatched(Builder $query): Builder
+    {
+        return $query->where('is_watched', 1);
+    }
+
+    public function scopeIsNotWatched(Builder $query): Builder
+    {
+        return $query->where('is_watched', 0);
+    }
+
+    public function scopeHealthStatusIs(Builder $query, string $status): Builder
+    {
+        switch ($status) {
+            case self::HEALTH_STATUS_LIVE:
+                return $query->whereBetween('http_status', [200, 299]);
+            case self::HEALTH_STATUS_DEAD:
+                return $query->whereBetween('http_status', [400, 499]);
+            case self::HEALTH_STATUS_ERROR:
+                return $query->whereBetween('http_status', [500, 599]);
+            case self::HEALTH_STATUS_REDIRECT:
+                return $query->whereBetween('http_status', [300, 399]);
+            default:
+                return $query->whereNull('http_status');
+        }
+    }
+
+    public function scopeLastCheckedBefore(Builder $query, Carbon $date): Builder
+    {
+        return $query->where(function (Builder $query) use ($date) {
+            return $query
+                ->where('http_checked_at', '<', $date->toDateTimeString())
+                ->orWhereNull('http_checked_at');
+        });
+    }
+
    public function updatePreview(): self
    {
        $preview = LinkPreview::preview($this->url);
@ -72,13 +159,11 @@ class Link extends Model
            return false;
        }

-        if ($this->post->is_private
-            && auth()->check() === false) {
+        if ($this->post->is_private && auth()->check() === false) {
            return false;
        }

-        if (app('shaark')->getPrivateDownload() === true
-            && auth()->check() === false) {
+        if (app('shaark')->getPrivateDownload() === true && auth()->check() === false) {
            return false;
        }

--- a/app/Listeners/CheckLinkHealth.php
+++ b/app/Listeners/CheckLinkHealth.php
@ -0,0 +1,37 @@
+<?php
+
+namespace App\Listeners;
+
+use App\Events\LinkHealthCheck;
+use GuzzleHttp\Client;
+use GuzzleHttp\Exception\RequestException;
+use Illuminate\Contracts\Queue\ShouldQueue;
+
+class CheckLinkHealth implements ShouldQueue
+{
+    public function handle(LinkHealthCheck $event)
+    {
+        logger()->info(sprintf('Checking link health %d.', $event->link->id));
+
+        $link = $event->link;
+
+        try {
+            $response = (new Client())->request('GET', $link->url, [
+                'headers'     => [
+                    'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Safari/537.36',
+                ],
+                'http_errors' => false,
+                'verify'      => false,
+                'timeout'     => 5,
+            ]);
+
+            $link->http_status = $response->getStatusCode();
+        } catch (RequestException $exception) {
+            // Might happen when the domain has expired
+            $link->http_status = 500;
+        } finally {
+            $link->http_checked_at = now();
+            $link->save();
+        }
+    }
+}
--- a/app/Providers/EventServiceProvider.php
+++ b/app/Providers/EventServiceProvider.php
@ -11,6 +11,9 @@ class EventServiceProvider extends ServiceProvider
        \App\Events\LinkArchiveRequested::class => [
            \App\Listeners\MakeLinkArchive::class
        ],
+        \App\Events\LinkHealthCheck::class => [
+            \App\Listeners\CheckLinkHealth::class
+        ],
        \Illuminate\Database\Events\MigrationEnded::class => [
            \App\Listeners\UpdateDatabase::class
        ],
--- a/app/Services/Shaark/Concerns/ControlsSettings.php
+++ b/app/Services/Shaark/Concerns/ControlsSettings.php
@ -39,6 +39,8 @@ use Spatie\Valuestore\Valuestore;
 * @method bool getCommentsGuestAdd()
 * @method bool getCommentsModeration()
 * @method bool getCommentsNotification()
+ * @method bool getLinkHealthChecksEnabled()
+ * @method int getLinkHealthChecksAge()
 */
 trait ControlsSettings
 {
@ -65,7 +67,7 @@ trait ControlsSettings
            collect($this->getSettingsConfig())
                ->transform(function ($item, $key) {
                    return [
-                        'key' => $key,
+                        'key'     => $key,
                        'default' => $item['default'],
                    ];
                })
--- a/changelog.md
+++ b/changelog.md
@ -1,9 +1,12 @@
 # Unreleased

+## Added
+
+- Health checks for links (thanks to [wyred](https://github.com/wyred), [#79](https://github.com/MarceauKa/shaark/pull/79))
+
 ## Changed

 - Dependencies update
- `composer.lock` and `package-lock.json` are no longer under git

 # 1.2.42

--- a/database/factories/LinkFactory.php
+++ b/database/factories/LinkFactory.php
@ -1,29 +1,22 @@
 <?php

 /** @var \Illuminate\Database\Eloquent\Factory $factory */
+
 use App\Link;
 use Faker\Generator as Faker;

 $factory->define(Link::class, function (Faker $faker) {
-    $http_status_codes = [
-        null,
-        200,
-        302,
-        404,
-        500,
-    ];
-
-    $http_status_code = $http_status_codes[rand(0, 4)];
-    $http_checked_at = null;
-    if (! is_null($http_status_code)) {
-        $http_checked_at = $faker->dateTimeThisMonth;
-    }
+    $is_watched = $faker->boolean();
+    $http_status_code = $faker->randomElement([
+        null, 200, 302, 404, 500,
+    ]);

    return [
-        'title' => $faker->sentence,
-        'content' => $faker->paragraph,
-        'url' => $faker->url,
-        'http_status' => $http_status_code,
-        'http_checked_at' => $http_checked_at,
+        'title'           => $faker->sentence,
+        'content'         => $faker->paragraph,
+        'url'             => $faker->url,
+        'is_watched'      => $is_watched,
+        'http_status'     => $http_status_code,
+        'http_checked_at' => $http_status_code ? $faker->dateTimeThisMonth : null,
    ];
 });
--- a/database/migrations/2020_06_17_060000_add_health_checks_to_links_table.php
+++ b/database/migrations/2020_06_17_060000_add_health_checks_to_links_table.php
@ -6,32 +6,22 @@ use Illuminate\Support\Facades\Schema;

 class AddHealthChecksToLinksTable extends Migration
 {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
    public function up()
    {
        Schema::table('links', function (Blueprint $table) {
-            $table->boolean('is_health_check_enabled')->after('url')->default(true);
-            $table->unsignedSmallInteger('http_status')->after('is_health_check_enabled')->nullable();
+            $table->boolean('is_watched')->after('url')->default(true);
+            $table->unsignedSmallInteger('http_status')->after('is_watched')->nullable();
            $table->timestamp('http_checked_at')->after('http_status')->nullable();

            $table->index('http_status');
        });
    }

-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
    public function down()
    {
        Schema::table('links', function (Blueprint $table) {
            $table->dropColumn([
-                'is_health_check_enabled',
+                'is_watched',
                'http_status',
                'http_checked_at',
            ]);
--- a/public/css/app.css
+++ b/public/css/app.css
--- a/public/js/app.js
+++ b/public/js/app.js
--- a/public/js/vendor.js
+++ b/public/js/vendor.js
--- a/public/mix-manifest.json
+++ b/public/mix-manifest.json
@ -1,6 +1,6 @@
 {
-    "/js/app.js": "/js/app.js?id=2e6be25eae938a2f629c",
-    "/css/app.css": "/css/app.css?id=79f7917999b6698482d7",
+    "/js/app.js": "/js/app.js?id=41c54c1d687a35950ecf",
+    "/css/app.css": "/css/app.css?id=b8b03307e0cd699952d1",
    "/js/manifest.js": "/js/manifest.js?id=3c768977c2574a34506e",
-    "/js/vendor.js": "/js/vendor.js?id=d01e65db03bef4cabb61"
+    "/js/vendor.js": "/js/vendor.js?id=11a927bf070f02d1f22c"
 }
--- a/resources/js/components/HealthChecks.vue
+++ b/resources/js/components/HealthChecks.vue
@ -0,0 +1,183 @@
+<template>
+    <div>
+        <div class="row" v-if="enabled">
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Links watched') }}</small>
+                        <h3 class="text-right text-capitalize">{{ stats.total }}</h3>
+                    </div>
+                </div>
+            </div>
+
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Links not watched') }}</small>
+                        <h3 class="text-right text-capitalize">{{ stats.disabled }}</h3>
+                    </div>
+                </div>
+            </div>
+
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Live (2xx)') }}</small>
+                        <h3 class="text-right text-capitalize" :class="{'text-success': stats.live > 0}">
+                            {{ stats.live }}
+                        </h3>
+                    </div>
+                </div>
+            </div>
+
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Redirect (3xx)') }}</small>
+                        <h3 class="text-right text-capitalize">{{ stats.redirect }}</h3>
+                    </div>
+                </div>
+            </div>
+
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Dead (4xx)') }}</small>
+                        <h3 class="text-right text-capitalize" :class="{'text-danger': stats.dead > 0}">
+                            {{ stats.dead }}
+                        </h3>
+                    </div>
+                </div>
+            </div>
+
+            <div class="col-12 col-md-6 col-lg-4">
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <small class="card-title font-weight-bold text-muted">{{ __('Error (5xx)') }}</small>
+                        <h3 class="text-right text-capitalize" :class="{'text-danger': stats.error > 0}">
+                            {{ stats.error }}
+                        </h3>
+                    </div>
+                </div>
+            </div>
+        </div>
+
+        <div class="card">
+            <div class="card-header">
+                <i class="fas fa-heartbeat mr-1"></i>
+                {{ __('Links health') }}
+            </div>
+            <div class="card-body">
+                <div class="alert alert-info mb-0" v-if="!enabled">
+                    {{ __('Health checks for links are disabled') }}
+                </div>
+
+                <div v-else>
+                    <div v-for="type in types">
+                        <div class="card-title">{{ type.name }}</div>
+
+                        <div class="alert alert-info" v-if="type.loading">
+                            {{ __('Loading') }}
+                        </div>
+
+                        <div class="alert alert-success" v-if="stats[type.type] === 0">
+                            {{ __('No problem found') }}
+                        </div>
+
+                        <div class="table-responsive" v-else>
+                            <table class="table table-borderless table-sm">
+                                <thead>
+                                <tr>
+                                    <th>{{ __('Link') }}</th>
+                                    <th>{{ __('Status') }}</th>
+                                    <th>{{ __('Last checked') }}</th>
+                                </tr>
+                                </thead>
+                                <tbody>
+                                <tr v-for="link in links[type.type]">
+                                    <td class="align-middle">
+                                        <a :href="link.permalink">
+                                            {{ link.title.substr(0, 40) }}
+                                            <span v-if="link.title.lenght >= 40">...</span>
+                                        </a>
+                                    </td>
+                                    <td>
+                                        {{ link.http_status }}
+                                    </td>
+                                    <td>
+                                        {{ link.http_checked_at_formated }}
+                                    </td>
+                                </tr>
+                                </tbody>
+                            </table>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</template>
+
+<script>
+export default {
+    props: {
+        enabled: {
+            type: Boolean,
+            required: true,
+        },
+        stats: {
+            type: Object,
+            required: false,
+            default: () => {},
+        },
+    },
+
+    data () {
+        return {
+            types: [{
+                type: 'dead',
+                name: this.__('Dead (4xx)'),
+                loading: false,
+            }, {
+                type: 'error',
+                name: this.__('Error (5xx)'),
+                loading: false,
+            }, {
+                type: 'redirect',
+                name: this.__('Redirect (3xx)'),
+                loading: false,
+            }],
+            links: {
+                dead: [],
+                error: [],
+                redirect: [],
+            },
+        }
+    },
+
+    mounted () {
+        this.types.forEach((type) => {
+            this.fetch(type)
+        })
+    },
+
+    methods: {
+        fetch (type) {
+            let count = this.stats[type.type] || 0
+
+            if (count === 0) {
+                return
+            }
+
+            type.loading = true
+
+            axios.get(`/api/manage/links-health/${type.type}`).then(response => {
+                this.links[type.type] = response.data.data
+                type.loading = false
+            }).catch(error => {
+                type.loading = false
+            })
+        },
+    },
+}
+</script>
--- a/resources/js/components/LinkCard.vue
+++ b/resources/js/components/LinkCard.vue
@ -3,10 +3,17 @@
        <div class="card-body">
            <h5 class="card-title">
                <i class="fas fa-thumbtack fa-sm pr-1" v-if="link.is_pinned && !single"></i>
-                <span>{{ __('Link') }}</span> &mdash; <a :href="link.permalink">{{ link.title }}</a><br>
+                <span>{{ __('Link') }}</span> &mdash;
+                <a :href="link.permalink" :title="link.title">{{ link.title }}</a><br>
                <a :href="link.url" class="small text-muted">{{ displayUrl }}</a>
            </h5>

+            <div :class="`alert alert-${link.http_status_color} d-flex justify-content-between align-items-center`"
+                 role="alert" v-if="link.http_status >= 300">
+                <span>{{ __('This link seems to be broken') }} ({{ link.http_status }})</span>
+                <small v-if="link.http_checked_at_formated">{{ link.http_checked_at_formated }}</small>
+            </div>
+
            <p class="card-content" v-html="link.content"></p>

            <div class="card-preview mb-1" v-html="link.preview" v-if="link.preview"></div>
@ -14,15 +21,12 @@
            <p class="card-text mt-1" v-if="link.tags.length > 0">
                <a v-for="tag in link.tags" class="badge badge-secondary mr-1" :href="`/tag/${tag}`">{{ tag }}</a>
            </p>
-
-            <p v-if="link.http_status">
-                <span class="badge" :class="'badge-' + link.http_status_color">{{ __(link.http_status) }}</span>
-                <small class="text-muted">{{ __('Last Checked') }}: {{ link.http_checked_at }}</small>
-            </p>
        </div>

-        <div class="card-footer d-flex justify-content-between">
-            <span><i class="fas fa-lock pr-2" v-if="link.is_private"></i>{{ link.date_formated }}</span>
+        <div class="card-footer d-flex justify-content-between align-items-center">
+            <span>
+                <i class="fas fa-lock pr-2" v-if="link.is_private"></i> {{ link.date_formated }}
+            </span>

            <div class="dropdown">
                <button class="btn btn-outline-dark btn-sm dropdown-toggle"
--- a/resources/js/components/LinkForm.vue
+++ b/resources/js/components/LinkForm.vue
@ -42,8 +42,8 @@
                <div class="col-12 col-md-4">
                    <div class="form-group">
                        <div class="custom-control custom-switch">
-                            <input type="checkbox" class="custom-control-input" id="is_health_check_enabled" v-model="form.is_health_check_enabled" :disabled="loading">
-                            <label class="custom-control-label" for="is_health_check_enabled" dusk="link-is_health_check_enabled">{{ __('Enable Health Check?') }}</label>
+                            <input type="checkbox" class="custom-control-input" id="is_watched" v-model="form.is_watched" :disabled="loading">
+                            <label class="custom-control-label" for="is_watched" dusk="link-is-watched">{{ __("Monitor link's health?") }}</label>
                        </div>
                    </div>
                </div>
@ -139,7 +139,7 @@ let defaultLink = function () {
        url: null,
        title: null,
        content: null,
-        is_health_check_enabled: true,
+        is_watched: false,
        is_private: false,
        is_pinned: false,
        tags: []
--- a/resources/js/components/ManageArchives.vue
+++ b/resources/js/components/ManageArchives.vue
@ -21,18 +21,18 @@
                    <tbody>
                    <tr v-for="archive in archives">
                        <td class="align-middle">
-                        <span v-if="['pdf'].indexOf(archive.extension) !== -1">
-                            <i class="fas fa-file-pdf mr-1"></i>
-                        </span>
-                            <span v-else-if="['mp4', 'webm', 'mpeg', 'avi', 'mkv'].indexOf(archive.extension) !== -1">
-                            <i class="fas fa-file-video mr-1"></i>
-                        </span>
-                            <span v-else-if="['mp3', 'wav', 'flac'].indexOf(archive.extension) !== -1">
-                            <i class="fas fa-file-audio mr-1"></i>
-                        </span>
-                            <span v-else>
-                            <i class="fas fa-file mr-1"></i>
-                        </span>
+                            <span v-if="['pdf'].indexOf(archive.extension) !== -1">
+                                <i class="fas fa-file-pdf mr-1"></i>
+                            </span>
+                                <span v-else-if="['mp4', 'webm', 'mpeg', 'avi', 'mkv'].indexOf(archive.extension) !== -1">
+                                <i class="fas fa-file-video mr-1"></i>
+                            </span>
+                                <span v-else-if="['mp3', 'wav', 'flac'].indexOf(archive.extension) !== -1">
+                                <i class="fas fa-file-audio mr-1"></i>
+                            </span>
+                                <span v-else>
+                                <i class="fas fa-file mr-1"></i>
+                            </span>

                            <a :href="archive.permalink">
                                {{ archive.title.substr(0, 40) }}
--- a/resources/lang/de.json
+++ b/resources/lang/de.json
@ -240,5 +240,18 @@
    "Source code": "Quellcode",
    "RSS Feed": "RSS Feed",
    "Atom Feed": "Atom Feed",
-    "All new content of :title": "Alle neuen Inhalte von :title"
+    "All new content of :title": "Alle neuen Inhalte von :title",
+
+    "Links health": "Links Gesundheit",
+    "Links watched": "Links gesehen",
+    "Links not watched": "Links nicht gesehen",
+    "Live (2xx)": "Live (2xx)",
+    "Redirect (3xx)": "Weiterleiten (3xx)",
+    "Dead (4xx)": "Tot (4xx)",
+    "Error (5xx)": "Fehler (5xx)",
+    "Health checks for links are disabled": "Integritätsprüfungen für Links sind deaktiviert",
+    "This link seems to be broken": "Dieser Link scheint unterbrochen zu sein",
+    "Monitor link's health?": "Link Gesundheit überwachen?",
+    "No problem found": "Kein Problem gefunden",
+    "Last checked": "Zuletzt überprüft"
 }
--- a/resources/lang/de/shaark.php
+++ b/resources/lang/de/shaark.php
@ -75,7 +75,13 @@ return [
            'disabled' => 'Behindert',
            'whitelist' => 'Whitelisting',
            'all' => 'Alle',
-        ]
+        ],
+
+        'links' => [
+            'title' => 'Gesundheitsprüfungen verknüpfen',
+            'health_checks_enabled' => 'Aktivieren Sie die Integritätsprüfungen',
+            'health_checks_age' => 'Anzahl der Tage zwischen den Überprüfungen für jeden Link',
+        ],
    ],

    // Mails
--- a/resources/lang/fr.json
+++ b/resources/lang/fr.json
@ -240,5 +240,18 @@
    "Source code": "Code source",
    "RSS Feed": "Flux RSS",
    "Atom Feed": "Flux Atom",
-    "All new content of :title": "Nouveau contenu de :title"
+    "All new content of :title": "Nouveau contenu de :title",
+
+    "Links health": "Santé des liens",
+    "Links watched": "Liens surveillés",
+    "Links not watched": "Liens non surveillés",
+    "Live (2xx)": "En ligne (2xx)",
+    "Redirect (3xx)": "Redirigé (3xx)",
+    "Dead (4xx)": "Mort (4xx)",
+    "Error (5xx)": "Erreur (5xx)",
+    "Health checks for links are disabled": "La surveillance de la santé des liens est désactivée",
+    "This link seems to be broken": "Ce lien semble cassé",
+    "Monitor link's health?": "Surveiller ce lien ?",
+    "No problem found": "Aucun problème détecté",
+    "Last checked": "Dernière vérification"
 }
--- a/resources/lang/fr/shaark.php
+++ b/resources/lang/fr/shaark.php
@ -75,7 +75,13 @@ return [
            'disabled' => 'Désactivé',
            'whitelist' => 'Liste blanche',
            'all' => 'Tous',
-        ]
+        ],
+
+        'links' => [
+            'title' => 'Surveillance de la santé des liens',
+            'health_checks_enabled' => 'Activer la surveillance',
+            'health_checks_age' => 'Nombre de jour entre chaque vérification',
+        ],
    ],

    // Mails
--- a/resources/lang/ja.json
+++ b/resources/lang/ja.json
@ -25,8 +25,6 @@
    "Whoops, something went wrong on our servers.": "サーバー上にエラーが発生してしまった。",
    "Yes": "はい",
    "No": "いいえ",
-    "Enabled": "有効",
-    "Disabled": "無効",
    "Previous": "前",
    "Next": "次",

@ -244,17 +242,16 @@
    "Atom Feed": "ＡＴＯＭフィード",
    "All new content of :title": ":titleの最新コンテンツ",

-    "Total": "合計",
-    "Health Checks": "健康チェック",
-    "Pending Checks": "チェック待ち",
-    "Healthy (200)": "健康（２００）",
-    "Dead (4xx)": "ＵＲＬ切れ（４xx）",
-    "Other (3xx, 5xx)": "他（３xx、５xx）",
-    "Dead Links": "切れたＵＲＬ",
-    "Disabled Links": "健康チェック無効のＵＲＬ",
-    "No dead links found": "切れたＵＲＬはありません",
-    "Other-status Links": "他ステータスのＵＲＬ",
-    "No other-status links found": "他ステータスのＵＲＬはありません",
-    "Last Checked": "最後のチェック",
-    "Enable Health Check?": "健康チェックを有効しますか？"
+    "Links health": "健康をリンク",
+    "Links watched": "視聴したリンク",
+    "Links not watched": "視聴されなかったリンク",
+    "Live (2xx)": "ライブ（2xx）",
+    "Redirect (3xx)": "リダイレクト（3xx）",
+    "Dead (4xx)": "デッド（4xx）",
+    "Error (5xx)": "エラー（5xx）",
+    "Health checks for links are disabled": "リンクのヘルスチェックが無効になっています",
+    "This link seems to be broken": "このリンクは壊れているようです",
+    "Monitor link's health?": "リンクの状態を監視しますか？",
+    "No problem found": "問題は見つかりませんでした",
+    "Last checked": "最後のチェック"
 }
--- a/resources/lang/nl.json
+++ b/resources/lang/nl.json
@ -264,5 +264,18 @@
    "Source code": "Broncode",
    "RSS Feed": "RSS Feed",
    "Atom Feed": "Atom Feed",
-    "All new content of :title": "Alle nieuwe inhoud van :title"
+    "All new content of :title": "Alle nieuwe inhoud van :title",
+
+    "Links health": "Verbindt gezondheid",
+    "Links watched": "Links bekeken",
+    "Links not watched": "Links niet bekeken",
+    "Live (2xx)": "Live (2xx)",
+    "Redirect (3xx)": "Omleiding (3xx)",
+    "Dead (4xx)": "Dood (4xx)",
+    "Error (5xx)": "Fout (5xx)",
+    "Health checks for links are disabled": "Statuscontroles voor koppelingen zijn uitgeschakeld",
+    "This link seems to be broken": "Deze link lijkt te zijn verbroken",
+    "Monitor link's health?": "Link's gezondheid bewaken?",
+    "No problem found": "Geen probleem gevonden",
+    "Last checked": "Laatst gecontroleerd"
 }
--- a/resources/lang/nl/shaark.php
+++ b/resources/lang/nl/shaark.php
@ -76,7 +76,13 @@ return [
            'disabled' => 'Uitgeschakeld',
            'whitelist' => 'White-listing',
            'all' => 'Allemaal',
-        ]
+        ],
+
+        'links' => [
+            'title' => 'Link Health Checks',
+            'health_checks_enabled' => 'Schakel gezondheidscontroles in',
+            'health_checks_age' => 'Aantal dagen tussen controles voor elke link',
+        ],
    ],

    // Mails
--- a/resources/views/layouts/manage.blade.php
+++ b/resources/views/layouts/manage.blade.php
@ -13,11 +13,10 @@
                        <div class="list-group">
                            <a href="{{ route('manage.settings') }}"
                               class="list-group-item list-group-item-action{{ request()->is('manage/settings') ? ' active' : '' }}"
-                            ><i class="fas fa-fw fa-cogs mr-1"></i> {{ __('Settings') }}
-                            </a>
-                            <a href="{{ route('manage.links') }}"
-                               class="list-group-item list-group-item-action{{ request()->is('manage/links', 'manage/links/*') ? ' active' : '' }}"
-                            ><i class="fas fa-fw fa-link mr-1"></i> {{ __('Links') }}</a>
+                            ><i class="fas fa-fw fa-cogs mr-1"></i> {{ __('Settings') }}</a>
+                            <a href="{{ route('manage.links-health') }}"
+                               class="list-group-item list-group-item-action{{ request()->is('manage/links-health') ? ' active' : '' }}"
+                            ><i class="fas fa-fw fa-heartbeat mr-1"></i> {{ __('Links health') }}</a>
                            <a href="{{ route('manage.walls') }}"
                               class="list-group-item list-group-item-action{{ request()->is('manage/walls') ? ' active' : '' }}"
                            ><i class="fas fa-fw fa-bookmark mr-1"></i> {{ __('Walls') }}</a>
@ -35,6 +34,7 @@
                            ><i class="fas fa-fw fa-cloud-download-alt mr-1"></i> {{ __('Export') }}</a>
                        </div>
                    </div>
+
                    <div class="col-12 col-md-8">
                        @yield('content')
                    </div>
--- a/resources/views/manage/links.blade.php
+++ b/resources/views/manage/links.blade.php
@ -1,5 +1,6 @@
@extends('layouts.manage')

@section('content')
-    @include('manage.links_dashboard')
+    <health-checks :enabled="{{ $enabled ? 'true' : 'false' }}"
+                   :stats="{{ json_encode($stats) }}"></health-checks>
@endsection
--- a/routes/api.php
+++ b/routes/api.php
@ -58,6 +58,8 @@ Route::group([

    $router->get('features/{type}', 'FeaturesController@check');

+    $router->get('links-health/{type}', 'LinksHealthController@get');
+
    $router->get('users', 'UsersController@all')->name('users.all');
    $router->post('users', 'UsersController@store')->name('users.store');
    $router->get('users/{id}', 'UsersController@get')->name('users.get');
--- a/routes/web.php
+++ b/routes/web.php
@ -60,11 +60,7 @@ Route::group([

    $router->get('walls', 'WallsController@view')->name('walls');

-    $router->get('links', 'LinksController@view')->name('links');
-    $router->post('links', 'LinksController@store');
-    $router->get('links/dead', 'LinksController@viewDead')->name('links.dead.view');
-    $router->get('links/other', 'LinksController@viewOther')->name('links.other.view');
-    $router->get('links/disabled', 'LinksController@viewDisabled')->name('links.disabled.view');
+    $router->get('links-health', 'LinksHealthController@view')->name('links-health');

    $router->get('archives', 'ArchivesController@view')->name('archives');