remote monitor (#167)

app/SSH/Services/Monitoring/VitoAgent/VitoAgent.php

@@ -0,0 +1,87 @@
+<?php
+
+namespace App\SSH\Services\Monitoring\VitoAgent;
+
+use App\Models\Metric;
+use App\SSH\HasScripts;
+use App\SSH\Services\AbstractService;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Validation\Rule;
+use Ramsey\Uuid\Uuid;
+
+class VitoAgent extends AbstractService
+{
+    use HasScripts;
+
+    const TAGS_URL = 'https://api.github.com/repos/vitodeploy/agent/tags';
+
+    const DOWNLOAD_URL = 'https://github.com/vitodeploy/agent/releases/download/%s';
+
+    public function creationRules(array $input): array
+    {
+        return [
+            'type' => [
+                Rule::unique('services', 'type')->where('server_id', $this->service->server_id),
+            ],
+            'version' => [
+                'required',
+                Rule::in(['latest']),
+            ],
+        ];
+    }
+
+    public function creationData(array $input): array
+    {
+        return [
+            'url' => '',
+            'secret' => Uuid::uuid4()->toString(),
+            'data_retention' => 10,
+        ];
+    }
+
+    public function data(): array
+    {
+        return [
+            'url' => $this->service->type_data['url'] ?? null,
+            'secret' => $this->service->type_data['secret'] ?? null,
+            'data_retention' => $this->service->type_data['data_retention'] ?? 10,
+        ];
+    }
+
+    public function install(): void
+    {
+        $tags = Http::get(self::TAGS_URL)->json();
+        if (empty($tags)) {
+            throw new \Exception('Failed to fetch tags');
+        }
+        $this->service->version = $tags[0]['name'];
+        $this->service->save();
+        $downloadUrl = sprintf(self::DOWNLOAD_URL, $this->service->version);
+
+        $data = $this->data();
+        $data['url'] = route('api.servers.agent', [$this->service->server, $this->service->id]);
+        $this->service->type_data = $data;
+        $this->service->save();
+        $this->service->refresh();
+
+        $this->service->server->ssh()->exec(
+            $this->getScript('install.sh', [
+                'download_url' => $downloadUrl,
+                'config_url' => $this->data()['url'],
+                'config_secret' => $this->data()['secret'],
+            ]),
+            'install-vito-agent'
+        );
+        $status = $this->service->server->systemd()->status($this->service->unit);
+        $this->service->validateInstall($status);
+    }
+
+    public function uninstall(): void
+    {
+        $this->service->server->ssh()->exec(
+            $this->getScript('uninstall.sh'),
+            'uninstall-vito-agent'
+        );
+        Metric::where('server_id', $this->service->server_id)->delete();
+    }
+}

app/SSH/Services/Monitoring/VitoAgent/scripts/install.sh

@@ -0,0 +1,53 @@
+arch=$(uname -m)
+
+if [ "$arch" == "x86_64" ]; then
+    executable="vitoagent-linux-amd64"
+elif [ "$arch" == "i686" ]; then
+    executable="vitoagent-linux-amd"
+elif [ "$arch" == "armv7l" ]; then
+    executable="vitoagent-linux-arm"
+elif [ "$arch" == "aarch64" ]; then
+    executable="vitoagent-linux-arm64"
+else
+    executable="vitoagent-linux-amd64"
+fi
+
+wget __download_url__/$executable
+
+chmod +x ./$executable
+
+sudo mv ./$executable /usr/local/bin/vito-agent
+
+# create service
+export VITO_AGENT_SERVICE="
+[Unit]
+Description=Vito Agent
+After=network.target
+
+[Service]
+Type=simple
+User=root
+ExecStart=/usr/local/bin/vito-agent
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+"
+echo "${VITO_AGENT_SERVICE}" | sudo tee /etc/systemd/system/vito-agent.service
+
+sudo mkdir -p /etc/vito-agent
+
+export VITO_AGENT_CONFIG="
+{
+    \"url\": \"__config_url__\",
+    \"secret\": \"__config_secret__\"
+}
+"
+
+echo "${VITO_AGENT_CONFIG}" | sudo tee /etc/vito-agent/config.json
+
+sudo systemctl daemon-reload
+sudo systemctl enable vito-agent
+sudo systemctl start vito-agent
+
+echo "Vito Agent installed successfully"

app/SSH/Services/Monitoring/VitoAgent/scripts/uninstall.sh

@@ -0,0 +1,13 @@
+sudo service vito-agent stop
+
+sudo systemctl disable vito-agent
+
+sudo rm -f /usr/local/bin/vito-agent
+
+sudo rm -f /etc/systemd/system/vito-agent.service
+
+sudo rm -rf /etc/vito-agent
+
+sudo systemctl daemon-reload
+
+echo "Vito Agent uninstalled successfully"