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![Pipeline as code
The pipeline manages
the pipeline!
Mind. Blown.
#!/usr/bin/env python
from gomatic import *
configurator =
GoCdConfigurator(HostRestClient("localhost:8153"))
pipeline = configurator
.ensure_pipeline_group(“AN23B")
.ensure_replacement_of_pipeline(“Prod Web")
.set_git_url("http://git.url")
stage = pipeline.ensure_stage(“int_dev")
job = stage.ensure_job(“qa7")
job.add_task(ExecTask([‘scan3']))
configurator.save_updated_config()](https://image.slidesharecdn.com/devops101-210322220257/75/DevOps-101-14-2048.jpg)
Uploaded byRob England
DevOps 101
The document discusses the principles of DevOps in the context of a VUCA (volatile, uncertain, complex, ambiguous) world, emphasizing the need for adaptability, agility, and resilience through automation and continuous improvement. It highlights the systemic challenges in implementing DevOps and underscores the importance of changing governance to foster a supportive culture. The document also lists various resources and approaches to enhance business agility and transformation in IT environments.
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DevOps 101
- 1. DevOps 101 Copyright ©2020 Two Hills Ltd. All rights reserved.
- 2. • Consulting: NZand Vietnam • Training: Asia/Pacific, online • Coaching, Content: online Partners in life and work
- 3.
- 4. The world isVUCA •Volatile •Uncertain •Complex •Ambiguous icated What next? What will happen? How does this all work? What is happening? = complex
- 5. “The 21st Centuryis a different game with different rules… The pursuit of efficiency was once a laudable goal, but being effective in today’s world is less a question of optimizing for a known (and relatively stable) set of variables than responsiveness to a constantly shifting environment. Adaptability, not efficiency, must become our central competence.” – Gen. Stanley McChrystal Adaptability = Agility + Resilience
- 6. Velocity is themeans not the end • Short iterations • Fail fast, adjust often • Tech debt is a drag – unplanned work • Velocity through quality
- 7. Faster with higherquality? Automation = defined repeatable work, bounded linear flow Based on Cynefin Dave Snowden Cognitive-Edge.com
- 8. • Study it •Standardise it • Automate it • Provide it • Leverage it Automate as a service
- 9. What is resiliencein IT? • Safety(-II) • Build to fail • Embrace failure as an asset • Design to optimise availability • Fast recovery • Redundancy • Fail forward • Fast MTTR, MTRS • Self-healing • Automation! • Antifragility • Automation is antifragile
- 10. What can weautomate in IT? Customer value stream Infrastructure Desktop services Request to Fulfil Strategy to portfolio Support and training Detect to Correct user Require to Deploy IT4IT™ * * * *
- 11. Require to Deploy RequireAccept Deploy Run Accept Deploy Design Build Continuous Integration Continuous Testing Continuous Delivery Continuous Monitoring
- 12. Infrastructure as code Server OpSys Database Security Network Application Storage •Containers • Immutable architecture • Serverless • …
- 13. Automated Pipeline Orchestration Configuration Build TestMove Deploy Run Collaboration Shared automation Cloud Require Accept Deploy Accept Deploy Design Build shared local © Instrumentation observe
- 14. Pipeline as code Thepipeline manages the pipeline! Mind. Blown. #!/usr/bin/env python from gomatic import * configurator = GoCdConfigurator(HostRestClient("localhost:8153")) pipeline = configurator .ensure_pipeline_group(“AN23B") .ensure_replacement_of_pipeline(“Prod Web") .set_git_url("http://git.url") stage = pipeline.ensure_stage(“int_dev") job = stage.ensure_job(“qa7") job.add_task(ExecTask([‘scan3'])) configurator.save_updated_config()
- 15. Tech is easy •Tech is a closed problem • The impediments are systemic, financial and cultural • People are hard
- 16. System of work •Youcan’t change a cog •Holistic systems view
- 17.
- 18. Achieving transformation implementation advancement While “losing control”is one of the biggest fears in management, “having control” is one of the biggest illusions - Bjarte Bogsnes Change the governance to change the management to change the conditions to change the system to change the work to change the behaviour to change the culture. What is the main CSF in advancing to new ways of working?
- 19. What is DevOps,really? •Greater adaptability to a VUCA world •Through greater agility and resilience in IT •Through automation of pipeline •Which is not a technology problem •It requires a holistic systems approach to CALMS •Which is enabled by how we manage the work
- 20. What now? • Communities •Agile Welly • New Ways of Working • Content • Youtube: IT Revolution channel • Booklets: IT Revolution DevOps Forum • Podcasts: ! • Websites: Devops.com • Books: IT Revolution publisher • Training: DevOps Institute, DASA, … • Conferences • DevOpsDays • DevOps Enterprise Summit • AllDay DevOps • Etc etc
- 23. How did wecome up with this? • Business agility • Lean • Kaizen • Kanban • OpenSpace • Toyota Kata • Servant leader • Humanistics • Invitational leadership • Situational leadership • Transformational leadership • Sociocracy, Holacracy • Spiral Dynamics, Integral Theory • Promise theory • Clean language • Total Quality Management • Organisational Development • Theory of Constraints • DevOps • Scrum Agile!
- 24.