May 2025
Intermediate to advanced
552 pages
16h 26m
Portuguese (Portugal, Brazil)
Content preview from Fundamentos de DevOps e entrega de software
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Capítulo 5. Como configurar a integração contínuae a entrega contínua
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No Capítulo 4, aprendeste várias ferramentas que ajudam os programadores a trabalhar em conjunto, incluindo controlo de versões, sistemas de compilação e testes automatizados. Mas apenas ter uma coleção de ferramentas não é suficiente. Também é preciso saber como juntá-las em um ciclo de vida de entrega de software (SDLC) eficaz. Cada empresa tem o seu próprio SDLC, alguns dos quais funcionam melhor do que outros.
Por exemplo, no LinkedIn, antes do Project Inversion (sobre o qual leste no Prefácio), o nosso SDLC baseava-se nummodelo de comboio de lançamento: de duas em duas semanas, um "comboio" deixava a estação com novo código destinado à produção. Nessa altura, as equipas faziam o seu trabalho em ramos de funcionalidades isolados, e para entrares no comboio, tinhas de colocar o teu código num ramo de lançamento. Várias semanas antes de um lançamento programado, fazíamos a integração, fundindo os ramos de funcionalidades num ramo de lançamento, seguido da implementação, lançando o ramo de lançamento na produção.
O processo de integração deparava-se frequentemente com problemas. À medida que dezenas de ramos de funcionalidades se cruzavam, os programadores descobriam que tinham estado a codificar durante meses em cima de pressupostos incorrectos. A API que estavas a utilizar numa dúzia de ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.