DevOps & SRE notes – Telegram
DevOps & SRE notes
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Helpful articles and tools for DevOps&SRE

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In this insightful GitLab blog post, the Security team unveils their innovative approach to detecting secrets like API keys within video content. They describe their journey from concept to implementation, highlighting the challenges faced and the solutions crafted, notably with the aid of AI. Through a detailed walkthrough, readers learn about the methodical process of scanning videos frame by frame, leveraging optical character recognition (OCR), and the crucial role of approximate regex matching to ensure accuracy despite OCR inaccuracies. The post not only shares GitLab's internal practices but also extends an invitation to the broader community by open-sourcing their tools, encouraging feedback and collaboration.
https://about.gitlab.com/blog/2024/02/29/how-to-detecting-secrets-in-video-content/
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Crossplane_The_Cloud_Native_Control_Plane_-_Viktors_Book.pdf
5.4 MB
Crossplane: The Cloud Native Control Plane
Download this ebook to see how you can use Crossplane to replicate the experience of using a public cloud provider – but made specifically for your needs.
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The article discusses extracting DevOps Research and Assessment (DORA) metrics from continuous delivery (CD) pipelines to enhance CI/CD observability. It builds on previous work on CI system metrics, extending into CD with a focus on DORA metrics for internal service workflows. The piece details a project undertaken during Grafana Labs' latest hackathon, where the authors developed a proof-of-concept to monitor deployment workflows, utilizing tools like Argo Workflows and Grafana Incident for data collection. It aims to improve understanding of software delivery effectiveness through metrics like deployment frequency and mean time to recovery, contributing to better operational insights and decision-making.
https://grafana.com/blog/2024/03/26/ci/cd-observability-extracting-dora-metrics-from-a-cd-pipeline/
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The article emphasizes that while PSA is native and aligns with security standards, its customization capabilities are somewhat limited. The guide aims to modernize security approaches with practical, step-by-step guidance, catering to developers and administrators involved in cloud computing and Kubernetes environments. For a comprehensive understanding, you can read the full article here.
https://hackernoon.com/migrating-from-pod-security-policies-a-comprehensive-guide-part-1-transitioning-to-psa
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The blog post provides a comprehensive guide to using Docker Compose for managing multi-container Docker applications. It covers the basics of Docker Compose, differences between Docker and Docker Compose, and detailed instructions on writing a compose.yaml file. It also delves into starting, stopping, and managing services, volumes, and networks within Docker Compose, aiming to simplify the deployment and scaling of applications. For more detailed information and guidance, you can read the full post here.
https://devopscycle.com/blog/the-ultimate-docker-compose-cheat-sheet/
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The post shares insights and experiences from Figma's database team on managing and scaling their database systems. Such articles typically cover challenges faced during growth, strategies for maintaining performance, and lessons learned throughout the process.
https://www.figma.com/blog/how-figmas-databases-team-lived-to-tell-the-scale/
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The blog post on VLT Technology discusses a significant vulnerability within the npm ecosystem known as "manifest confusion." This issue arises because npm package manifests are published independently from their tarball contents without thorough validation, leading to potential exploits through inconsistent or malicious data in package dependencies or noscripts. The post details the history, the problem's implications, and steps to reproduce the issue, emphasizing the widespread impact on security and package integrity.
https://blog.vlt.sh/blog/the-massive-hole-in-the-npm-ecosystem
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Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.
https://github.com/microsoft/garnet
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The blog post delves into the challenges faced by on-call personnel due to alert fatigue and the subsequent risk of burnout. It outlines Cloudflare's approach to enhancing alert observability within their systems, aiming to make alerts more actionable and reduce false positives. By leveraging open-source tools and implementing best practices, Cloudflare's observability team shares insights on improving alert management, thereby easing the on-call experience and promoting personnel well-being.
https://blog.cloudflare.com/alerts-observability/
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