{"id":1790,"date":"2023-02-10T09:44:37","date_gmt":"2024-02-19T02:10:14","guid":{"rendered":""},"modified":"2025-02-02T00:46:17","modified_gmt":"2025-02-01T23:46:17","slug":"como-configurar-um-sistema-centralizado-de-logs-com-graylog-no-debian-11","status":"publish","type":"post","link":"https:\/\/netcloud24.com\/knowledgebase\/como-configurar-um-sistema-centralizado-de-logs-com-graylog-no-debian-11\/","title":{"rendered":"Como Configurar um Sistema Centralizado de Logs com Graylog no Debian 11"},"content":{"rendered":"<p>\u00a0<\/p>\n<\/p>\n<h1>\u00a0<\/h1>\n<p>O <strong>Graylog<\/strong> \u00e9 uma plataforma de gerenciamento e an\u00e1lise de logs que permite centralizar logs de diferentes fontes em um \u00fanico local para monitoramento e an\u00e1lise em tempo real. Neste tutorial, vamos mostrar como configurar o Graylog em um servidor Debian 11.<\/p>\n<h2>Requisitos<\/h2>\n<ul>\n<li>Servidor rodando Debian 11<\/li>\n<li>Acesso root ou um usu\u00e1rio com privil\u00e9gios sudo<\/li>\n<li>Elasticsearch, MongoDB e OpenJDK instalados<\/li>\n<\/ul>\n<h2>Passo 1: Atualizar o Sistema<\/h2>\n<p>Como em qualquer instala\u00e7\u00e3o, \u00e9 importante garantir que o sistema esteja atualizado. Execute os comandos abaixo para atualizar todos os pacotes:<\/p>\n<pre><code>sudo apt update &amp;&amp; sudo apt upgrade -y<\/code><\/pre>\n<h2>Passo 2: Instalar o OpenJDK 11<\/h2>\n<p>O Graylog precisa do Java para ser executado. Vamos instalar o OpenJDK 11, que \u00e9 necess\u00e1rio para o Elasticsearch e Graylog:<\/p>\n<pre><code>sudo apt install openjdk-11-jdk -y<\/code><\/pre>\n<p>Verifique se o Java foi instalado corretamente:<\/p>\n<pre><code>java -version<\/code><\/pre>\n<h2>Passo 3: Instalar o Elasticsearch<\/h2>\n<p>O Elasticsearch \u00e9 usado pelo Graylog para armazenar e buscar dados de logs. Vamos adicionar o reposit\u00f3rio oficial do Elasticsearch e instal\u00e1-lo:<\/p>\n<pre><code>wget -qO - https:\/\/artifacts.elastic.co\/GPG-KEY-elasticsearch | sudo apt-key add -\r\nsudo sh -c 'echo \"deb https:\/\/artifacts.elastic.co\/packages\/7.x\/apt stable main\" &gt; \/etc\/apt\/sources.list.d\/elastic-7.x.list'\r\nsudo apt update\r\nsudo apt install elasticsearch -y<\/code><\/pre>\n<p>Ap\u00f3s a instala\u00e7\u00e3o, edite o arquivo de configura\u00e7\u00e3o do Elasticsearch:<\/p>\n<pre><code>sudo nano \/etc\/elasticsearch\/elasticsearch.yml<\/code><\/pre>\n<p>Adicione ou descomente as seguintes linhas:<\/p>\n<pre><code>cluster.name: graylog\r\naction.auto_create_index: false<\/code><\/pre>\n<p>Inicie e habilite o Elasticsearch:<\/p>\n<pre><code>sudo systemctl start elasticsearch\r\nsudo systemctl enable elasticsearch<\/code><\/pre>\n<h2>Passo 4: Instalar o MongoDB<\/h2>\n<p>O MongoDB \u00e9 usado pelo Graylog para armazenar informa\u00e7\u00f5es de configura\u00e7\u00e3o e dados operacionais. Instale o MongoDB com o seguinte comando:<\/p>\n<pre><code>sudo apt install mongodb -y<\/code><\/pre>\n<p>Inicie e habilite o MongoDB:<\/p>\n<pre><code>sudo systemctl start mongodb\r\nsudo systemctl enable mongodb<\/code><\/pre>\n<h2>Passo 5: Instalar o Graylog<\/h2>\n<p>Agora, adicione o reposit\u00f3rio do Graylog ao seu sistema Debian 11:<\/p>\n<pre><code>wget https:\/\/packages.graylog2.org\/repo\/packages\/graylog-4.2-repository_latest.deb\r\nsudo dpkg -i graylog-4.2-repository_latest.deb\r\nsudo apt update\r\nsudo apt install graylog-server -y<\/code><\/pre>\n<h2>Passo 6: Configurar o Graylog<\/h2>\n<p>Edite o arquivo de configura\u00e7\u00e3o principal do Graylog:<\/p>\n<pre><code>sudo nano \/etc\/graylog\/server\/server.conf<\/code><\/pre>\n<p>Defina uma senha secreta executando o seguinte comando para gerar um hash SHA256:<\/p>\n<pre><code>pwgen -N 1 -s 96<\/code><\/pre>\n<p>Adicione o valor gerado ao par\u00e2metro <code>password_secret<\/code> no arquivo de configura\u00e7\u00e3o.<\/p>\n<p>Crie uma senha de hash para o usu\u00e1rio &#8220;admin&#8221; usando o seguinte comando:<\/p>\n<pre><code>echo -n \"senha_admin\" | sha256sum<\/code><\/pre>\n<p>Adicione o hash gerado \u00e0 linha <code>root_password_sha2<\/code> no arquivo de configura\u00e7\u00e3o.<\/p>\n<p>Defina o endere\u00e7o do seu servidor na linha <code>http_bind_address<\/code>:<\/p>\n<pre><code>http_bind_address = 127.0.0.1:9000<\/code><\/pre>\n<h2>Passo 7: Iniciar o Graylog<\/h2>\n<p>Agora, inicie o servi\u00e7o Graylog e habilite-o para iniciar automaticamente com o sistema:<\/p>\n<pre><code>sudo systemctl start graylog-server\r\nsudo systemctl enable graylog-server<\/code><\/pre>\n<h2>Passo 8: Acessar a Interface Web do Graylog<\/h2>\n<p>Agora, abra o navegador e acesse a interface web do Graylog atrav\u00e9s da porta <code>9000<\/code>:<\/p>\n<pre><code>http:\/\/seu-ip-servidor:9000<\/code><\/pre>\n<p>Fa\u00e7a login usando o nome de usu\u00e1rio <code>admin<\/code> e a senha que voc\u00ea definiu anteriormente.<\/p>\n<h2>Servidor VPS<\/h2>\n<p>Se precisar de um <a href=\"https:\/\/netcloud24.com?language=portuguese-pt&amp;currency=4\" target=\"_blank\" rel=\"follow\">servidor VPS<\/a> confi\u00e1vel para hospedar o seu sistema centralizado de logs com Graylog, veja as op\u00e7\u00f5es dispon\u00edveis aqui.<\/p>\n<p><a href=\"https:\/\/de.netcloud24.com\/\" target=\"_blank\">Windows VPS Deutschland<\/a><\/p>\n<p><a href=\"https:\/\/es.netcloud24.com\/\" target=\"_blank\">Windows VPS Espa\u00f1a<\/a><\/p>\n<p><a href=\"https:\/\/nl.netcloud24.com\/\" target=\"_blank\">Windows VPS Nederland<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">Windows VPS Italia<\/a><\/p>\n<p><a href=\"https:\/\/pt.netcloud24.com\/\" target=\"_blank\">Windows VPS Portugal<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">VPS Windows Italia<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Sverige<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Norge<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS T\u00fcrkiye<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows RDS (Remote Desktop Services)<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<div class=\"post-author-box\" style=\"border-top:1px solid #ddd;margin-top:20px;padding-top:15px;\">\n<p><strong>Author:<\/strong> \u0141ukasz Bodziony<\/p>\n<p><strong>Website:<\/strong> <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a><\/p>\n<p><em>\u0141ukasz Bodziony is the CEO and founder of <a href=\"https:\/\/netcloud24.com\" target=\"_blank\" rel=\"dofollow\">NETCLOUD24<\/a>, a global VPS hosting brand proudly originating from Poland. With extensive experience in cloud computing, virtualization, and server management, he delivers high-performance <strong>Windows VPS<\/strong> and <strong>Remote Desktop Services (RDS)<\/strong> solutions to clients across Europe, North America, and beyond.<\/em><\/p>\n<p><em>His expertise covers a wide range of technologies, including <strong>Microsoft Azure<\/strong>, <strong>Proxmox VE<\/strong>, <strong>Amazon Web Services (AWS)<\/strong>, and numerous other virtualization and cloud platforms.<\/em><\/p>\n<p><em>Beyond running his hosting business, \u0141ukasz also provides <strong>professional paid server configuration and optimization services<\/strong> for companies and individuals. Outside of work, he is dedicated to caring for his children and building a secure future for them.<\/em><\/p>\n<p><em>If you are interested in working with him or need expert assistance with your hosting, cloud environment, or server setup, feel free to reach out via <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a>.<\/em><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 \u00a0 O Graylog \u00e9 uma plataforma de gerenciamento e an\u00e1lise de logs que permite centralizar logs de diferentes fontes em um \u00fanico local para monitoramento e an\u00e1lise\u2026<\/p>\n","protected":false},"author":1,"featured_media":3421,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[],"tags":[14,12,11,23,20,21,22,17,7,8,6,10,18,19,15,24,16,5,13,9],"class_list":["post-1790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-cheapvps","tag-cloudvps","tag-hostingvps","tag-rds","tag-rdscal","tag-remotedesktop","tag-remotedesktopvps","tag-servervps","tag-ukvps","tag-virtualserver","tag-vpshosting","tag-vpsserver","tag-vpssolutions","tag-vpswindows","tag-vpswithwindows","tag-windowsrds","tag-windowsserver","tag-windowsvps","tag-windowsvpshosting","tag-windowsvpsuk"],"jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/comments?post=1790"}],"version-history":[{"count":0,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1790\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media\/3421"}],"wp:attachment":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media?parent=1790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/categories?post=1790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/tags?post=1790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}