{"id":4318,"date":"2017-12-14T07:00:08","date_gmt":"2017-12-14T15:00:08","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=4318"},"modified":"2025-06-13T20:46:35","modified_gmt":"2025-06-14T03:46:35","slug":"replicate-nosql-data-between-datacenters-with-couchbase-xdcr","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/pt\/replicate-nosql-data-between-datacenters-with-couchbase-xdcr\/","title":{"rendered":"Replique dados NoSQL entre centros de dados com o Couchbase XDCR"},"content":{"rendered":"<p>Quando se trata de bancos de dados, a seguran\u00e7a e o desempenho dos dados s\u00e3o extremamente importantes. Como empresa, voc\u00ea quer ter certeza de que a recupera\u00e7\u00e3o de desastres est\u00e1 em vigor e que o banco de dados n\u00e3o \u00e9 um gargalo para o restante dos aplicativos e necessidades comerciais.<\/p>\n<p>Quando se trata de desempenho, faz sentido fazer com que os usu\u00e1rios acessem aplicativos e bancos de dados que estejam mais pr\u00f3ximos de sua localiza\u00e7\u00e3o. Nesse cen\u00e1rio, como garantir que os dados estejam onde precisam estar?<\/p>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/pt\/\" target=\"_blank\" rel=\"noopener\">Servidor Couchbase<\/a> \u00e9 capaz de replicar dados entre clusters, criando um \u00f3timo cen\u00e1rio de recupera\u00e7\u00e3o de desastres e alinhando melhor a localidade dos dados. Isso \u00e9 feito por meio da chamada replica\u00e7\u00e3o entre datacenters (XDCR) e, na verdade, \u00e9 muito f\u00e1cil de gerenciar.<\/p>\n<p><!--more--><\/p>\n<p>Para este exemplo, usaremos <a href=\"https:\/\/www.docker.com\/\" target=\"_blank\" rel=\"noopener\">Docker<\/a>. Precisamos ser capazes de criar v\u00e1rios clusters do Couchbase, seja localmente ou remotamente em um servi\u00e7o como o AWS. Como este \u00e9 apenas um exemplo, o Docker foi o que fez mais sentido.<\/p>\n<h2>Cria\u00e7\u00e3o de n\u00f3s do Couchbase Server como cont\u00eaineres do Docker<\/h2>\n<p>Para sermos minimalistas, vamos trabalhar para criar dois clusters do Couchbase Server com dois n\u00f3s em cada cluster. Isso significa que precisaremos de quatro cont\u00eaineres no total.<\/p>\n<p>Na CLI do Docker, execute os seguintes comandos:<\/p>\n<pre class=\"lang:default decode:true\">docker run -d -p 7091:8091 --name couchbase1 couchbase\/server\r\ndocker run -d -p 8091:8091 --name couchbase2 couchbase\/server\r\ndocker run -d -p 10091:8091 --name couchbase3 couchbase\/server\r\ndocker run -d -p 11091:8091 --name couchbase4 couchbase\/server<\/pre>\n<p>Os comandos acima usar\u00e3o a imagem oficial do Docker do Couchbase encontrada no diret\u00f3rio <a href=\"https:\/\/hub.docker.com\/r\/couchbase\/server\/\" target=\"_blank\" rel=\"noopener\">Docker Hub<\/a>.<\/p>\n<p>Observe que cada cont\u00eainer ter\u00e1 um nome exclusivo e um mapeamento de porta diferente. Estamos mapeando apenas a porta de administra\u00e7\u00e3o para termos algo com que trabalhar na m\u00e1quina host. Os cont\u00eaineres poder\u00e3o se comunicar pelas outras portas, desde que estejam dentro da mesma rede de cont\u00eaineres, o que \u00e9 o caso.<\/p>\n<p>Para obter mais informa\u00e7\u00f5es sobre como usar o Couchbase com o Docker, confira um artigo anterior que escrevi intitulado,\u00a0<a href=\"https:\/\/www.thepolyglotdeveloper.com\/2017\/04\/using-couchbase-docker-deploying-containerized-nosql-cluster\/\" target=\"_blank\" rel=\"noopener\">Uso do Couchbase com o Docker e implanta\u00e7\u00e3o de um cluster NoSQL em cont\u00eainer<\/a>.<\/p>\n<p>Agora precisamos criar dois novos clusters e adicionar n\u00f3s a eles.<\/p>\n<h2>Agrupamento dos n\u00f3s para imitar v\u00e1rios data centers<\/h2>\n<p>Vamos come\u00e7ar criando dois novos clusters. No navegador da Web, navegue at\u00e9 https:\/\/localhost:7091 e escolha criar um novo cluster. Siga o assistente at\u00e9 que voc\u00ea seja levado ao painel administrativo.<\/p>\n<p>Agora, acesse https:\/\/localhost:10091 no navegador da Web e opte por configurar outro novo cluster. Novamente, siga o assistente at\u00e9 ser levado ao painel administrativo.<\/p>\n<p>Neste momento, voc\u00ea tem dois clusters, ambos com um \u00fanico n\u00f3.<\/p>\n<p>No navegador da Web, navegue at\u00e9 https:\/\/localhost:8091, mas, desta vez, escolha participar de um cluster existente. Como estamos usando o Docker, voc\u00ea n\u00e3o pode usar localhost ao fornecer um host. Em vez disso, \u00e9 necess\u00e1rio usar o host do seu cont\u00eainer.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4319 size-full\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2017\/12\/couchbase-docker-host-ip.png\" alt=\"Couchbase Docker Container IP\" width=\"1100\" height=\"348\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-docker-host-ip.png 1100w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-docker-host-ip-300x95.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-docker-host-ip-1024x324.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-docker-host-ip-768x243.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-docker-host-ip-20x6.png 20w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/p>\n<p>Normalmente, seu IP seria algo como 172.17.0.X, mas isso pode variar de acordo com a plataforma. Certifique-se de entrar no cluster que voc\u00ea criou em https:\/\/localhost:7091.<\/p>\n<p>Para adicionar seu \u00faltimo n\u00f3 ao \u00faltimo cluster restante, siga as mesmas etapas. Navegue at\u00e9 https:\/\/localhost:11091 em seu navegador da Web e junte-se ao cluster encontrado em https:\/\/localhost:10091, lembrando-se de usar o IP do cont\u00eainer, n\u00e3o o IP do host.<\/p>\n<p>Com dois clusters dispon\u00edveis, podemos nos preocupar com a replica\u00e7\u00e3o entre eles com o XDCR.<\/p>\n<h2>Configura\u00e7\u00e3o do XDCR com replica\u00e7\u00e3o de bucket<\/h2>\n<p>O objetivo agora \u00e9 replicar entre nossos dois data centers. Lembre-se de que estamos replicando entre clusters, n\u00e3o entre n\u00f3s. A replica\u00e7\u00e3o de n\u00f3s dentro do cluster \u00e9 um conceito semelhante, mas estamos interessados em replicar fora do cluster.<\/p>\n<p>Escolha um cluster e navegue at\u00e9 a se\u00e7\u00e3o XCDR do painel administrativo.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4320 size-full\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2017\/12\/couchbase-xdcr-p1.png\" alt=\"Couchbase XDCR\" width=\"1100\" height=\"322\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p1.png 1100w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p1-300x88.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p1-1024x300.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p1-768x225.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p1-20x6.png 20w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/p>\n<p>Aqui voc\u00ea poder\u00e1 adicionar clusters remotos e definir replica\u00e7\u00f5es do Bucket. Selecione\u00a0<strong>Adicionar cluster remoto<\/strong> e insira os detalhes do cluster que voc\u00ea n\u00e3o est\u00e1 explorando no momento. Portanto, no meu caso, estou trabalhando com meu\u00a0<strong>EUA-SF<\/strong> e quero adicionar meu cluster remoto\u00a0<strong>EUA-NYC<\/strong> cluster. Lembre-se, use o IP do cont\u00eainer, n\u00e3o o localhost ou o IP do seu host.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4321 size-full\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2017\/12\/couchbase-xdcr-p2.png\" alt=\"Couchbase XDCR\" width=\"1100\" height=\"406\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p2.png 1100w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p2-300x111.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p2-1024x378.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p2-768x283.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p2-20x7.png 20w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/p>\n<p>Depois de adicionar o cluster remoto, voc\u00ea ainda precisar\u00e1 definir o que deseja replicar e para onde. Essa \u00e9 uma replica\u00e7\u00e3o unidirecional.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4322 size-full\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2017\/12\/couchbase-xdcr-p3.png\" alt=\"Couchbase XDCR\" width=\"1100\" height=\"373\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p3.png 1100w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p3-300x102.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p3-1024x347.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p3-768x260.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2017\/12\/couchbase-xdcr-p3-20x7.png 20w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/p>\n<p>O Bucket que voc\u00ea deseja replicar deve existir em ambos os clusters. Se o Bucket inicial n\u00e3o existir em seu cluster de destino, v\u00e1 em frente e crie-o.<\/p>\n<p>Depois que a replica\u00e7\u00e3o for adicionada, qualquer altera\u00e7\u00e3o de documento que voc\u00ea fizer no cluster de origem, digamos\u00a0<strong>EUA-SF<\/strong>ele aparecer\u00e1 no cluster remoto, digamos\u00a0<strong>EUA-NYC<\/strong>. Se voc\u00ea quiser que as altera\u00e7\u00f5es sigam na outra dire\u00e7\u00e3o, siga as mesmas etapas no outro cluster ou em qualquer outro cluster que queira adicionar \u00e0 mistura.<\/p>\n<h2>Conclus\u00e3o<\/h2>\n<p>Voc\u00ea acabou de ver como criar v\u00e1rios clusters de <a href=\"https:\/\/www.couchbase.com\/blog\/pt\/\" target=\"_blank\" rel=\"noopener\">Couchbase<\/a> usando o Docker e habilitando a replica\u00e7\u00e3o entre datacenters (XDCR) neles. Com o XDCR implementado, voc\u00ea tem uma chance melhor de recupera\u00e7\u00e3o de desastres, al\u00e9m da localiza\u00e7\u00e3o de dados com base na regi\u00e3o do usu\u00e1rio.<\/p>\n<p>Para obter mais informa\u00e7\u00f5es sobre o XDCR com o Couchbase, consulte o <a href=\"https:\/\/developer.couchbase.com\" target=\"_blank\" rel=\"noopener\">Portal do desenvolvedor do Couchbase<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>When it comes to databases, data safety and performance are incredibly important. As a business you want to make sure you have disaster recovery in place and you want to make sure your database is not a bottleneck on the [&hellip;]<\/p>","protected":false},"author":63,"featured_media":13873,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1815,1816,9415],"tags":[1562],"ppma_author":[9032],"class_list":["post-4318","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices-and-tutorials","category-couchbase-server","category-xdcr","tag-replication"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v26.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Replicate NoSQL Data Between Datacenters with Couchbase XDCR<\/title>\n<meta name=\"description\" content=\"Learn how to replicate NoSQL data between clusters or datacenters 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