{"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\/ro\/blog\/administrirovanie\/kak-postroit-sdn-vosem-instrumentov-s-otkrytym-ishodnym-kodom","title":{"rendered":"How to build SDN \u2014 eight open-source tools","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ast\u0103zi am preg\u0103tit pentru cititorii no\u0219tri o selec\u021bie de controlere SDN, care sunt sprijinite activ de utilizatorii GitHub \u0219i de mari fonduri open-source, precum Linux Foundation.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/446058\/\"><img decoding=\"async\" alt=\"How to build SDN \u2014 eight open-source tools\" 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 este o platform\u0103 modular\u0103 deschis\u0103 pentru automatizarea re\u021belelor SDN de mari dimensiuni. Prima sa versiune a fost lansat\u0103 \u00een 2013, devenind ulterior parte a Linux Foundation. \u00cen martie a acestui an, <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\/\">a ap\u0103rut cea de-a zecea versiune<\/a><\/noindex> a instrumentului, iar num\u0103rul utilizatorilor a dep\u0103\u0219it un miliard.<\/p>\n<p>Controllerul include un sistem pentru crearea re\u021belelor virtuale, un set de pluginuri pentru suportul diverselor protocoale \u0219i utilitare pentru implementarea unei platforme SDN complet func\u021bionale. Datorit\u0103 API-ului, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opendaylight.org\/what-we-do\/odl-platform-overview\">poate<\/a><\/noindex> OpenDaylight poate fi integrat cu alte controlere. nucleul solu\u021biei a fost scris \u00een Java, a\u0219a c\u0103 poate fi utilizat \u00een orice sistem cu JVM.<\/p>\n<p>Platforma <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opendaylight.org\/en\/latest\/downloads.html\">se r\u0103sp\u00e2nde\u0219te<\/a><\/noindex> at\u00e2t sub form\u0103 de pachete RPM \u0219i build-uri binare universale, c\u00e2t \u0219i sub form\u0103 de imagini preconfigurate de ma\u0219ini virtuale bazate pe Fedora \u0219i Ubuntu. Acestea pot fi desc\u0103rcate <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opendaylight.org\/en\/latest\/downloads.html\">de pe site-ul oficial<\/a><\/noindex> \u00eempreun\u0103 cu documenta\u021bia. Utilizatorii observ\u0103 c\u0103 lucrul cu OpenDaylight poate fi complex, cu toate acestea, pe <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/user\/opendaylightproject\">canalul de YouTube al proiectului<\/a><\/noindex> sunt prezentate o mul\u021bime de tutoriale de configurare a instrumentului.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/lighty.io\/\">Lighty.io<\/a><\/noindex><\/h2>\n<p>\nAcesta este un cadru deschis pentru dezvoltarea controlerelor SDN. Reprezint\u0103 un SDK bazat pe platforma OpenDaylight. Scopul proiectului Lighty.io este de a simplifica \u0219i accelera dezvoltarea solu\u021biilor SDN \u00een Java, Python \u0219i Go.<\/p>\n<p>Cadrele ofer\u0103 o mul\u021bime de instrumente pentru depanarea mediului SDN. \u00cen special, Lighty.io permite simularea dispozitivelor de re\u021bea \u0219i programarea comportamentului acestora. De asemenea, merit\u0103 men\u021bionat componenta <noindex><a rel=\"nofollow\" href=\"https:\/\/lighty.io\/network-topology-visualization-component\/\">Network Topology Visualisation<\/a><\/noindex> \u2014 este utilizat\u0103 pentru vizualizarea topologiei re\u021belelor.<\/p>\n<p>C\u0103uta\u021bi ghidul pentru crearea aplica\u021biilor SDN cu ajutorul Lighty.io \u00een <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PantheonTechnologies\/lighty-core\/blob\/9.2.x\/lighty-examples\/README.md\">repositorii pe GitHub<\/a><\/noindex>. Acolo exist\u0103 \u0219i <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PantheonTechnologies\/lighty-core\/blob\/9.2.x\/docs\/ODL-migration-guide.md\">un ghid pentru migrarea<\/a><\/noindex> aplica\u021biilor existente pe noua platform\u0103.<\/p>\n<p><\/p>\n<blockquote><p><b>Citi\u021bi despre subiect pe blogul nostru corporativ:<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/vasexperts.ru\/blog\/seti\/vnedrenie-ipv6-faq-dlya-internet-provajderov\/\">Securitate corporativ\u0103: tehnologia DPI \u00een sistemele 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\/\">\u021ainere \u00een picior: analiz\u0103m gre\u0219elile critice \u00een construc\u021bia re\u021belelor operatorilor de telecomunica\u021bii<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/vasexperts.ru\/blog\/bezopasnost\/ddos-i-5g-tolshhe-truba-bolshe-problem\/\">DDOS \u0219i 5G: cu c\u00e2t \u201e\u021beava\u201d este mai groas\u0103, cu at\u00e2t mai multe probleme<\/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>\nAcesta este <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343549\/Architecture\">controller<\/a><\/noindex> cu un set de aplica\u021bii pentru gestionarea re\u021belelor OpenFlow. Arhitectura solu\u021biei este modular\u0103 \u0219i suport\u0103 numeroase comutatoare virtuale \u0219i fizice. Solu\u021bia a fost deja implementat\u0103 \u00een dezvoltarea unui serviciu de streaming scalabil bazat pe SDN \u2014 <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/7143427\/GENI+Cinema\">GENI Cinema<\/a><\/noindex>, precum \u0219i stocare definit\u0103 prin software <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343508\/Coraid+and+Floodlight\">Coraid<\/a><\/noindex>.<\/p>\n<p>Dup\u0103 <noindex>\u00een urma unor teste<\/noindex>, Floodlight dep\u0103\u0219e\u0219te OpenDaylight \u00een medii de re\u021bea cu \u00eenc\u0103rc\u0103turi mari. Totu\u0219i, \u00een re\u021bele cu \u00eenc\u0103rc\u0103turi mici \u0219i medii, Floodlight are o laten\u021b\u0103 mai mare. Ghida\u021bi-v\u0103 dup\u0103 instruc\u021biunile de instalare din <noindex><a rel=\"nofollow\" href=\"https:\/\/floodlight.atlassian.net\/wiki\/spaces\/floodlightcontroller\/pages\/1343544\/Installation+Guide\">documenta\u021bia oficial\u0103 a proiectului<\/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>\nUn set de componente software pentru configurarea comutatoarelor OpenFlow. OESS ofer\u0103 o interfa\u021b\u0103 web simpl\u0103 pentru utilizatori \u0219i de asemenea API pentru servicii web. Avantajele solu\u021biei includ trecerea automat\u0103 pe canale de rezerv\u0103 \u00een cazul unor defec\u021biuni \u0219i instrumente de vizualizare disponibile. Dezavantajele constau \u00een suportul pentru un num\u0103r limitat de modele de comutatoare.<\/p>\n<p>Ghidul de instalare \u0219i configurare OESS se g\u0103se\u0219te \u00een depozitul <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/globalnoc\/oess\">de pe GitHub<\/a><\/noindex>.<\/p>\n<p>\n<img decoding=\"async\" alt=\"How to build SDN \u2014 eight open-source tools\" 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 un controler \u00een care nivelurile de abstractizare a re\u021belei sunt reprezentate sub form\u0103 de interog\u0103ri SQL. Acestea pot fi gestionate prin linia de comand\u0103. Avantajul abord\u0103rii const\u0103 \u00een faptul c\u0103 interog\u0103rile SQL sunt trimise mai rapid. De asemenea, instrumentul permite controlul mai multor niveluri de abstractizare prin func\u021bia de orchestration automat\u0103. Printre dezavantajele solu\u021biei se num\u0103r\u0103 lipsa vizualiz\u0103rii \u0219i necesitatea de a studia <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ravel-net\/ravel\">argumentele<\/a><\/noindex> liniei de comand\u0103.<\/p>\n<p>Tutorialul pas cu pas privind utilizarea Ravel se afl\u0103 pe <noindex><a rel=\"nofollow\" href=\"http:\/\/ravel-net.org\/walkthrough\">site-ul oficial<\/a><\/noindex> proiect. Toate aceste informa\u021bii sunt prezentate sintetic <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ravel-net\/ravel\">\u00een repository<\/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>\nUn instrument definit prin software pentru protec\u021bia re\u021belelor virtuale. Acesta automatizeaz\u0103 implementarea firewall-urilor, sistemelor de prevenire a intruziunilor \u0219i antivirusurilor. OSC ac\u021bioneaz\u0103 ca un intermediar \u00eentre managerul de securitate \u0219i numeroase func\u021bii \u0219i medii de protec\u021bie. De asemenea, poate func\u021biona cu multi-cloud.<\/p>\n<p>Avantajul OSC este lipsa leg\u0103rii la produse software sau hardware specifice. Cu toate acestea, instrumentul este destinat lucrului \u00een re\u021bele corporative mari. Din acest motiv, este pu\u021bin probabil s\u0103 fie adecvat pentru nevoile unui startup.<\/p>\n<p>Ghidul pentru un \u00eenceput rapid poate fi g\u0103sit <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opensecuritycontroller.org\/documentation\/gettingstarted\/gettingstarted\/\">pe site-ul de documentare pentru OSC<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/onosproject.org\/\">ONOS<\/a><\/noindex><\/h2>\n<p>\nAceasta este un sistem de operare pentru gestionarea re\u021belelor SDN \u0219i a componentelor acestora. Caracteristica sa principal\u0103 este c\u0103 combin\u0103 func\u021bionalit\u0103\u021bile unui controler SDN, a unui sistem de operare de re\u021bea \u0219i server. Datorit\u0103 acestei combina\u021bii, instrumentul permite monitorizarea tot ce se \u00eent\u00e2mpl\u0103 \u00een re\u021bele \u0219i simplific\u0103 migrarea de la arhitectura tradi\u021bional\u0103 la SDN.<\/p>\n<p>\u201ePunctul slab\u201d al platformei poate fi considerat securitatea. Potrivit <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennetworking.org\/wp-content\/uploads\/2018\/11\/secperf_report_2.pdf\">raport<\/a><\/noindex> 2018, ONOS are o serie de vulnerabilit\u0103\u021bi necorectate. De exemplu, este vulnerabil la atacuri DoS \u0219i permite instalarea aplica\u021biilor f\u0103r\u0103 autentificare. Unele dintre acestea au fost deja corectate, iar dezvoltatorii lucreaz\u0103 \u00een continuare la celelalte. \u00cen general, de la 2015, platforma <noindex><a rel=\"nofollow\" href=\"https:\/\/onosproject.org\/2015\/04\/03\/sdn-and-security-david-jorm\/\">a primit<\/a><\/noindex> a avut un num\u0103r mare de actualiz\u0103ri care \u00eembun\u0103t\u0103\u021besc securitatea mediului.<\/p>\n<p>Instrumentul poate fi desc\u0103rcat de pe pagina oficial\u0103 <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.onosproject.org\/\">cu documenta\u021bia<\/a><\/noindex>. Acolo se afl\u0103 \u0219i ghiduri pentru instalare \u0219i alte tutoriale.<\/p>\n<p><\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/\">Tungsten Fabric<\/a><\/noindex><\/h2>\n<p>\nAcest proiect a fost anterior numit OpenContrail. \u00cens\u0103, a fost redenumit dup\u0103 integrarea sa sub Linux Foundation. Tungsten Fabric este un plug-in deschis pentru virtualizarea re\u021belelor care func\u021bioneaz\u0103 cu ma\u0219ini virtuale, sarcini bare-metal \u0219i containere.<\/p>\n<p>Plug-in-ul poate fi integrat rapid cu instrumentele populare de orchestrare: Openstack, Kubernetes, Openshift, vCenter. De exemplu, pentru a desf\u0103\u0219ura Tungsten Fabric \u00een Kubernetes <noindex><a rel=\"nofollow\" href=\"https:\/\/tungstenfabric.github.io\/website\/Tungsten-Fabric-15-minute-deployment-with-k8s-on-AWS.html\">vor fi necesare<\/a><\/noindex> 15 minute. Instrumentul suport\u0103, de asemenea, toate func\u021biile tradi\u021bionale ale controlerelor SDN: gestionare, vizualizare, configurare a re\u021belelor \u0219i <noindex><a rel=\"nofollow\" href=\"https:\/\/tungstenfabric.github.io\/website\/Tungsten-Fabric-Architecture.html#key-features\">multe altele<\/a><\/noindex>. Tehnologia este deja <noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/tungsten-fabric-as-sdn-for-akraino-based-network-edges\/\">utilizat\u0103<\/a><\/noindex> \u00een centrele de date \u0219i \u00een cloud, ca parte a stivelor SDN pentru a lucra cu 5G \u0219i Edge computing.<\/p>\n<p>Tungsten Fabric seam\u0103n\u0103 foarte mult cu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.zdnet.com\/article\/junipers-opencontrail-sdn-rebranded-as-tungsten-fabric\/\">OpenDaylight, deci are acelea\u0219i dezavantaje \u2014 este dificil de \u00een\u021beles imediat, mai ales c\u00e2nd se lucreaz\u0103 cu containere. \u00cens\u0103, instruc\u021biunile<\/a><\/noindex> pentru instalare \u0219i configurare <noindex><a rel=\"nofollow\" href=\"https:\/\/tungsten.io\/start\/\">\u0219i alte materiale adi\u021bionale \u00een<\/a><\/noindex> Post\u0103rile despre subiect din blogul nostru de pe Habr: <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tungstenfabric\/docs\">repositorii pe GitHub<\/a><\/noindex>.<\/p>\n<p><\/p>\n<blockquote><p><b>Lupta pentru neutralitatea re\u021belei \u2014 o \u0219ans\u0103 pentru revenire<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/445064\/\">Noul standard bazat pe PCIe 5.0 va \u201econecta\u201d CPU \u0219i GPU \u2014 ce este cunoscut despre el<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/443984\/\">SDN va fi lansat \u00een spa\u021biu: de ce este acesta necesar<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vasexperts\/blog\/441530\/\">\ud83e\udd47Cum s\u0103 construie\u0219ti un SDN \u2014 opt instrumente cu surs\u0103 deschis\u0103 | ProHoster<\/a><\/noindex><\/li>\n<\/ul>\n<\/blockquote>\n<p>Sursa: <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 \u0441\u0442\u0430\u043b\u0430 \u0447\u0430\u0441\u0442\u044c\u044e Linux Foundation. \u0412 \u043c\u0430\u0440\u0442\u0435 \u044d\u0442\u043e\u0433\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":22618,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-30627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\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 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