{"id":30627,"date":"2019-10-31T21:36:37","date_gmt":"2019-10-31T18:36:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kak-postroit-sdn-vosem-instrumentov-s-otkrytym-ishodnym-kodom\/"},"modified":"2019-10-31T21:36:37","modified_gmt":"2019-10-31T18:36:37","slug":"kak-postroit-sdn-vosem-instrumentov-s-otkrytym-ishodnym-kodom","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/administrirovanie\/kak-postroit-sdn-vosem-instrumentov-s-otkrytym-ishodnym-kodom","title":{"rendered":"Como construir SDN \u2014 oito ferramentas de c\u00f3digo aberto","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Hoje preparamos para nossos leitores uma sele\u00e7\u00e3o de controladores SDN que s\u00e3o amplamente apoiados pelos usu\u00e1rios do GitHub e por grandes fundos de c\u00f3digo aberto como a Linux Foundation.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/446058\/\"><img decoding=\"async\" alt=\"Como construir SDN \u2014 oito ferramentas de c\u00f3digo aberto\" src=\"\/wp-content\/uploads\/2019\/03\/6327cc0069bb996083f92a952ca00836.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<i>\/ Flickr \/ <noindex><a rel=\"nofollow\" href=\"https:\/\/www.flickr.com\/photos\/webernetz\/37855201002\/\">Johannes Weber<\/a><\/noindex> \/ <noindex><a rel=\"nofollow\" href=\"https:\/\/creativecommons.org\/licenses\/by\/2.0\/\">CC BY<\/a><\/noindex><\/i><\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opendaylight.org\/\">OpenDaylight<\/a><\/noindex><\/h2>\n<p>\nOpenDaylight \u00e9 uma plataforma modular e aberta para automa\u00e7\u00e3o de redes SDN em larga escala. Sua primeira vers\u00e3o foi lan\u00e7ada em 2013, e logo depois se tornou parte da Linux Foundation. Em mar\u00e7o deste ano <noindex><a rel=\"nofollow\" href=\"https:\/\/www.linuxfoundation.org\/press-release\/2019\/03\/opendaylight-most-pervasive-open-source-sdn-controller-celebrates-sixth-anniversary-with-neon-release\/\">foi lan\u00e7ada a d\u00e9cima vers\u00e3o<\/a><\/noindex> da ferramenta, e o n\u00famero de usu\u00e1rios ultrapassou um bilh\u00e3o.<\/p>\n<p>O controlador inclui um sistema para a cria\u00e7\u00e3o de redes virtuais, um conjunto de plugins para suporte a diversos protocolos e utilit\u00e1rios para a implementa\u00e7\u00e3o de uma plataforma SDN funcional. Com a API <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opendaylight.org\/what-we-do\/odl-platform-overview\">\u00e9 poss\u00edvel<\/a><\/noindex> \u00e9 poss\u00edvel integrar o OpenDaylight com outros controladores. O n\u00facleo da solu\u00e7\u00e3o foi escrito em Java, portanto, pode ser usado em qualquer sistema com JVM.<\/p>\n<p>Plataforma <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opendaylight.org\/en\/latest\/downloads.html\">\u00e9 distribu\u00eddo<\/a><\/noindex> tanto na forma de pacotes RPM e compila\u00e7\u00f5es bin\u00e1rias universais, quanto em imagens de m\u00e1quinas virtuais pr\u00e9-configuradas baseadas em Fedora e Ubuntu. Voc\u00ea pode baix\u00e1-los <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opendaylight.org\/en\/latest\/downloads.html\">no site oficial<\/a><\/noindex> junto com a documenta\u00e7\u00e3o. Os usu\u00e1rios observam que trabalhar com OpenDaylight pode ser desafiador, mas no <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/user\/opendaylightproject\">canal do YouTube do projeto<\/a><\/noindex> h\u00e1 muitos tutoriais sobre como configurar a ferramenta.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/lighty.io\/\">Lighty.io<\/a><\/noindex><\/h2>\n<p>\n\u00e9 um framework aberto para o desenvolvimento de controladores SDN. \u00c9 um SDK baseado na plataforma OpenDaylight. O objetivo do projeto Lighty.io \u00e9 simplificar e acelerar o desenvolvimento de solu\u00e7\u00f5es SDN em Java, Python e Go.<\/p>\n<p>O framework oferece muitas ferramentas para depura\u00e7\u00e3o do ambiente SDN. Em particular, o Lighty.io permite emular dispositivos de rede e programar seu comportamento. Tamb\u00e9m vale destacar o componente <noindex><a rel=\"nofollow\" href=\"https:\/\/lighty.io\/network-topology-visualization-component\/\">Network Topology Visualisation<\/a><\/noindex> que \u00e9 utilizado para visualizar a topologia das redes.<\/p>\n<p>Voc\u00ea pode encontrar o guia para criar aplicativos SDN usando o Lighty.io em <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PantheonTechnologies\/lighty-core\/blob\/9.2.x\/lighty-examples\/README.md\">reposit\u00f3rio no GitHub<\/a><\/noindex>. L\u00e1 voc\u00ea tamb\u00e9m <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PantheonTechnologies\/lighty-core\/blob\/9.2.x\/docs\/ODL-migration-guide.md\">encontra um guia sobre migra\u00e7\u00e3o<\/a><\/noindex> de aplicativos j\u00e1 existentes para a nova plataforma.<\/p>\n<p><\/p>\n<blockquote><p><b>Leitura relacionada em nosso blog corporativo:<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/vasexperts.ru\/blog\/seti\/vnedrenie-ipv6-faq-dlya-internet-provajderov\/\">Seguran\u00e7a corporativa: tecnologia DPI em sistemas DLP<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/vasexperts.ru\/blog\/telekom\/ekonomiya-na-spichkax-i-neskolko-sposobov-vystrelit-sebe-v-nogu-kriticheskie-oshibki-v-stroitelstve-setej-operatorov-svyazi\/\">Um tiro no p\u00e9: analisando erros cr\u00edticos na constru\u00e7\u00e3o de redes de operadores de telecomunica\u00e7\u00f5es<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/vasexperts.ru\/blog\/bezopasnost\/ddos-i-5g-tolshhe-truba-bolshe-problem\/\">DDOS e 5G: quanto maior o \u2018tubo\u2019, mais problemas<\/a><\/noindex><\/li>\n<\/ul>\n<\/blockquote>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/groups.io\/g\/floodlight\">Floodlight<\/a><\/noindex><\/h2>\n<p>\n\u00e9 um <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343549\/Architecture\">controlador<\/a><\/noindex> com um conjunto de aplica\u00e7\u00f5es para gerenciar redes OpenFlow. A arquitetura da solu\u00e7\u00e3o \u00e9 modular e suporta v\u00e1rios comutadores virtuais e f\u00edsicos. A solu\u00e7\u00e3o j\u00e1 foi aplicada no desenvolvimento de um servi\u00e7o de streaming escal\u00e1vel baseado em SDN \u2014 <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/7143427\/GENI+Cinema\">GENI Cinema<\/a><\/noindex>, al\u00e9m de armazenamento definido por software <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343508\/Coraid+and+Floodlight\">Coraid<\/a><\/noindex>.<\/p>\n<p>De acordo com <noindex>de dados de uma s\u00e9rie de testes<\/noindex>, o Floodlight supera o OpenDaylight ao lidar com redes de alta carga. No entanto, em redes com cargas baixas e m\u00e9dias, o Floodlight apresenta maior lat\u00eancia. O guia de instala\u00e7\u00e3o pode ser encontrado na <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343544\/Installation+Guide\">documenta\u00e7\u00e3o oficial do projeto<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.globalnoc.iu.edu\/sdn\/oess.html\">OESS<\/a><\/noindex><\/h2>\n<p>\nConjunto de componentes de software para configurar comutadores OpenFlow. O OESS oferece uma interface web simples para os usu\u00e1rios, al\u00e9m de uma API para servi\u00e7os web. As vantagens da solu\u00e7\u00e3o incluem a comuta\u00e7\u00e3o autom\u00e1tica para canais de reserva em caso de falhas e a presen\u00e7a de ferramentas de visualiza\u00e7\u00e3o. As desvantagens incluem suporte limitado a modelos de comutadores.<\/p>\n<p>O guia de instala\u00e7\u00e3o e configura\u00e7\u00e3o do OESS est\u00e1 no reposit\u00f3rio <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/globalnoc\/oess\">no GitHub<\/a><\/noindex>.<\/p>\n<p>\n<img decoding=\"async\" alt=\"Como construir SDN \u2014 oito ferramentas de c\u00f3digo aberto\" src=\"\/wp-content\/uploads\/2019\/03\/8a0e5df1553297fadf1892398b7cd29b.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>\/ Flickr \/ <noindex><a rel=\"nofollow\" href=\"https:\/\/www.flickr.com\/photos\/ernestasn\/25182963618\/\">Ernestas<\/a><\/noindex> \/ <noindex><a rel=\"nofollow\" href=\"https:\/\/creativecommons.org\/licenses\/by\/2.0\/\">CC BY<\/a><\/noindex><\/i><\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"http:\/\/ravel-net.org\/\">Ravel<\/a><\/noindex><\/h2>\n<p>\nEste \u00e9 um controlador onde os n\u00edveis de abstra\u00e7\u00e3o da rede s\u00e3o apresentados na forma de consultas SQL. Eles podem ser gerenciados atrav\u00e9s da linha de comando. A vantagem dessa abordagem \u00e9 que, devido \u00e0s consultas SQL, os comandos s\u00e3o enviados mais rapidamente. Al\u00e9m disso, a ferramenta permite controlar v\u00e1rios n\u00edveis de abstra\u00e7\u00e3o com a fun\u00e7\u00e3o de orquestra\u00e7\u00e3o autom\u00e1tica. As desvantagens da solu\u00e7\u00e3o incluem a falta de visualiza\u00e7\u00e3o e a necessidade de aprender <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ravel-net\/ravel\">argumentos<\/a><\/noindex> da linha de comando.<\/p>\n<p>Um tutorial passo a passo sobre o uso do Ravel est\u00e1 dispon\u00edvel no <noindex><a rel=\"nofollow\" href=\"http:\/\/ravel-net.org\/walkthrough\">site oficial<\/a><\/noindex> projeto. Em formato conciso, tudo isso est\u00e1 exposto <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ravel-net\/ravel\">no reposit\u00f3rio<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opensecuritycontroller.org\/\">Open Security Controller<\/a><\/noindex><\/h2>\n<p>\nUma ferramenta definida por software para proteger redes virtuais. Ela automatiza a implanta\u00e7\u00e3o de firewalls, sistemas de preven\u00e7\u00e3o de intrus\u00f5es e antiv\u00edrus. O OSC atua como um intermedi\u00e1rio entre o gerenciador de seguran\u00e7a e uma variedade de fun\u00e7\u00f5es e ambientes de prote\u00e7\u00e3o. Ele \u00e9 capaz de operar em ambientes multi-nuvem.<\/p>\n<p>A vantagem do OSC \u00e9 a aus\u00eancia de v\u00ednculos com produtos de software ou hardware espec\u00edficos. No entanto, a ferramenta \u00e9 projetada para operar em grandes redes corporativas. Por esse motivo, \u00e9 improv\u00e1vel que atenda \u00e0s necessidades de uma startup.<\/p>\n<p>Um guia para in\u00edcio r\u00e1pido pode ser encontrado <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opensecuritycontroller.org\/documentation\/gettingstarted\/gettingstarted\/\">no site com a documenta\u00e7\u00e3o do OSC<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/onosproject.org\/\">ONOS<\/a><\/noindex><\/h2>\n<p>\nEste \u00e9 um sistema operacional para gerenciar redes SDN e seus componentes. Sua caracter\u00edstica \u00e9 que combina a funcionalidade de um controlador SDN, um sistema operacional de rede e de servidor. Gra\u00e7as a essa combina\u00e7\u00e3o, a ferramenta permite monitorar tudo o que acontece nas redes e facilita a migra\u00e7\u00e3o da arquitetura tradicional para SDN.<\/p>\n<p>O ponto fraco da plataforma pode ser considerado a seguran\u00e7a. De acordo com <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennetworking.org\/wp-content\/uploads\/2018\/11\/secperf_report_2.pdf\">o relat\u00f3rio<\/a><\/noindex> de 2018, o ONOS possui uma s\u00e9rie de vulnerabilidades n\u00e3o corrigidas. Por exemplo, est\u00e1 suscet\u00edvel a ataques DoS e permite a instala\u00e7\u00e3o de aplicativos sem autentica\u00e7\u00e3o. Parte delas j\u00e1 foi corrigida, enquanto os desenvolvedores ainda est\u00e3o trabalhando nas demais. No geral, desde 2015, a plataforma <noindex><a rel=\"nofollow\" href=\"https:\/\/onosproject.org\/2015\/04\/03\/sdn-and-security-david-jorm\/\">recebeu<\/a><\/noindex> um grande n\u00famero de atualiza\u00e7\u00f5es que aumentam a seguran\u00e7a do ambiente.<\/p>\n<p>Voc\u00ea pode baixar a ferramenta na <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.onosproject.org\/\">p\u00e1gina oficial da documenta\u00e7\u00e3o<\/a><\/noindex>. L\u00e1 voc\u00ea tamb\u00e9m encontrar\u00e1 guias de instala\u00e7\u00e3o e outros tutoriais.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/\">Tungsten Fabric<\/a><\/noindex><\/h2>\n<p>\nEste projeto era anteriormente conhecido como OpenContrail. Mas foi renomeado ap\u00f3s ser 'abra\u00e7ado' pela Linux Foundation. O Tungsten Fabric \u00e9 um plugin aberto para virtualiza\u00e7\u00e3o de redes que funciona com m\u00e1quinas virtuais, cargas bare-metal e containers.<\/p>\n<p>O plugin pode ser rapidamente integrado com ferramentas populares de orquestra\u00e7\u00e3o: Openstack, Kubernetes, Openshift, vCenter. Por exemplo, para implantar o Tungsten Fabric no Kubernetes <noindex><a rel=\"nofollow\" href=\"https:\/\/tungstenfabric.github.io\/website\/Tungsten-Fabric-15-minute-deployment-with-k8s-on-AWS.html\">voc\u00ea precisar\u00e1<\/a><\/noindex> de 15 minutos. A ferramenta tamb\u00e9m suporta todas as fun\u00e7\u00f5es tradicionais de controladores SDN: gerenciamento, visualiza\u00e7\u00e3o, configura\u00e7\u00e3o de redes e <noindex><a rel=\"nofollow\" href=\"https:\/\/tungstenfabric.github.io\/website\/Tungsten-Fabric-Architecture.html#key-features\">muitas outras<\/a><\/noindex>. A tecnologia j\u00e1 <noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/tungsten-fabric-as-sdn-for-akraino-based-network-edges\/\">encontra<\/a><\/noindex> aplica\u00e7\u00e3o em data centers e na nuvem, como parte de pilhas SDN para operar com 5G e Edge computing.<\/p>\n<p>O Tungsten Fabric \u00e9 muito <noindex><a rel=\"nofollow\" href=\"https:\/\/www.zdnet.com\/article\/junipers-opencontrail-sdn-rebranded-as-tungsten-fabric\/\">semelhante ao OpenDaylight, portanto as desvantagens da solu\u00e7\u00e3o s\u00e3o as mesmas \u2014 \u00e9 dif\u00edcil se familiarizar rapidamente, especialmente ao trabalhar com containers. Mas aqui, as instru\u00e7\u00f5es<\/a><\/noindex> de instala\u00e7\u00e3o e configura\u00e7\u00e3o <noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/start\/\">e outros materiais adicionais estar\u00e3o dispon\u00edveis em<\/a><\/noindex> Postagens relacionadas em nosso blog no Habr: <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tungstenfabric\/docs\">reposit\u00f3rio no GitHub<\/a><\/noindex>.<\/p>\n<p><\/p>\n<blockquote><p><b>A batalha pela neutralidade da rede \u2014 a chance de um retorno<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/445064\/\">O novo padr\u00e3o baseado em PCIe 5.0 'conectar\u00e1' CPU e GPU \u2014 o que se sabe sobre ele<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/443984\/\">SDN ser\u00e1 lan\u00e7ado no espa\u00e7o: por que isso \u00e9 necess\u00e1rio<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/441530\/\">\ud83e\udd47 Como construir SDN \u2014 oito ferramentas de c\u00f3digo aberto | ProHoster<\/a><\/noindex><\/li>\n<\/ul>\n<\/blockquote>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/446058\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0435\u0433\u043e\u0434\u043d\u044f \u043c\u044b \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0438 \u0434\u043b\u044f \u043d\u0430\u0448\u0438\u0445 \u0447\u0438\u0442\u0430\u0442\u0435\u043b\u0435\u0439 \u043f\u043e\u0434\u0431\u043e\u0440\u043a\u0443 SDN-\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0438 GitHub \u0438 \u043a\u0440\u0443\u043f\u043d\u044b\u0435 \u043e\u043f\u0435\u043d\u0441\u043e\u0440\u0441\u043d\u044b\u0435 \u0444\u043e\u043d\u0434\u044b \u0432\u0440\u043e\u0434\u0435 Linux Foundation. \/ Flickr \/ Johannes Weber \/ CC BY OpenDaylight OpenDaylight \u2014 \u043e\u0442\u043a\u0440\u044b\u0442\u0430\u044f \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u0430\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 \u0434\u043b\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u0438 \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u043d\u044b\u0445 SDN-\u0441\u0435\u0442\u0435\u0439. \u0415\u0451 \u043f\u0435\u0440\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u0432 2013 \u0433\u043e\u0434\u0443, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0447\u0443\u0442\u044c \u043f\u043e\u0437\u0436\u0435 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