kubernetes Talk: Assertion - or it Didn't Happen (in Cloud Networks) - CfgMgmtCamp, Feburary 2018 Thanks to CfgMgmtCamp for having me, here are the slides for Assertion - or it Didn't Happen (in Cloud Networks). netassert is a tool to invade network namespaces and test Kubernetes Network Policy - all the code for the demos and configuration is at https://github.com/controlplaneio/netassert Talk
talk Talk: Meteor-Proof Infrastructure - BrisTech, January 2018 Thanks to @BrisTech for nursing me with beverages after suffering a mild knock on the head on the train from London! A great night with some scintillating chats afterwards. Talk also available via PDF.
devops Talk: Insecure Containers? Continuous Defence against Open Source Exploits - IPExpo Europe, October 2017 Thanks to @IPExpo for having me - plenty more to discover on their website. Talk also available via PDF.
security Talk: Insecure Containers? Continuous Defence against Open Source Exploits - DevOps Tooling Expo, July 2017 Thanks to Amazic and the various interesting vendors for their support - the day comprised a raft of engaging talks pitching at Public Sector organisations. Talk also available via PDF.
security Talk: Insecure Containers? Continuous Defence against Open Source Exploits - All Hands On DevOps, June 2017 Thanks to the Third Republic team for hosting All Hand On DevOps this month. Despite the Amazon Prime beer woes it was a great success! Talk also available via PDF.
talk Talk: Insecure Containers? Continuous Defence against Open Source Exploits - [ Contain ], June 2017 Thanks to Jetstack for arranging the [ Contain ] summer meetup. After two excellent talks I whizzed through this one a tad quickly - thanks to all present for their continued attention despite the pace! Talk also available via PDF.
system adminstration How To Restart Chrome (Without Using the Upgrade Relaunch Button) Need to restart Chrome to free memory or after a plugin installation? 1. Navigate to chrome://restart Or... 1. Navigate to chrome://flags 2. Open the console (F12 on PC, other systems) 3. Enter restartBrowser();
talk Talk: Insecure Containers? Continuous Defence against Open Source Exploits - Docker Melbourne, May 2017 Thanks to Ben Griffin for arranging a last minute Docker Melbourne! Talk also available via PDF.
workshop Securing Docker Containers Workshop - Container Camp AU May 2017 Thanks to the attendees of this workshop for not ripping it apart too hard despite a couple of last-minute fixes morphing into bugs! The whole workshop is available on Katacoda, and the slides are also available via PDF:
bash Mastering the Shell (and many other applications) aka Readline Shortcuts These should all be committed to muscle memory by now, but some continue to elude me: Emacs keys Action Scope Direction/Place Moving around Ctrl-b Move the cursor one character ⇦ to the left Ctrl-f Move the cursor one character ⇨ to the right Alt-b Move the cursor one
talk Talk: Insecure Containers? Continuous Defence against Open Source Exploits - Orchestrate 2017 Sunny Barcelona was a marvellous location for Orchestrate 2017: this talk concerns Docker security in the light of recent widely-available exploits, with a focus on web applications and containers. It's also available via PDF;
talk Video: Insecure Containers - Continuous Defence against Open Source Exploits - KubeCon 2017 It was wonderful fun to speak at KubeCon 2017 in the company of so many luminaries of the container scene. This talk concerns Docker security in the light of recent widely-available exploits, with a focus on web applications and containers, and then goes into some detail about tools to
talk Video: Insecure Containers - Continuous Defence against Open Source Exploits - PIPELINE 2017 Thanks to PIPELINE for hosting this years best CD conference (as ever!) - it was marvellous fun and (so far) very smoothly organised. This talk concerns Docker security in the light of recent widely-available exploits, with a focus on web applications and containers, and then goes into some detail about
talk Talk: Insecure Containers? Continuous Defence against Open Source Exploits - Docker London 2017 Docker London was good fun as always, this talk concerns Docker security in the light of recent widely-available exploits, with a focus on web applications and containers. It's also available via PDF;
talk Video: All Things Continuous at ffconf I had a blast presenting at ffconf 2016 - thanks to Rem and Julie for making the entire experience pain-free and wonderful fun!
Awesome Funny Markov Chains Adding to the chorus of Awesome Lists I offer the menial Awesome Funny Markov Chains, a facetiously curated list of delightfully amusing Markov chain output, inspired by memorylessness aka "the Markov property" (the memoryless property of a stochastic process - i.e. randomness). What's a markov chain,
Internet Scale Services Checklist Courtesy of Adrian Colyer, who runs the kaleidoscopically illuminating The Morning Paper blog. A checklist for designing and developing internet scale services, inspired by James Hamilton's 2007 paper "On Designing and Deploying Internet-Scale Services." The nub of the matter is summarised immediately: Basic tenets * Does
talk Talk: How Not to Suck at DevOps The slides from SODA Social at the murky but sultry ACE Hotel Shoreditch.
linux Switch to Debian testing repository using the fastest mirror TL;DR here's a script to pull all the below together (fastest mirror tested using netselect-apt): To fully migrate to Debian's testing/unstable repos (testing is preferred, unstable is present in case of dependency errors) first backup /etc/apt/sources.list: cp -a /etc/apt/
talk Video: Avoiding Release Paralysis at NodeConf London 2016 I had the great pleasure of speaking at NodeConf London 2016, and the video was made available the same day. Thanks to the entire team for a smoothly run conference - despite my technical difficulties towards the beginning of the talk!
linux Keeping Linux Timezone Updated When Travelling Journeying through various timezones requires updates to the system timezone, otherwise NTP will stay synchronised with your "home" timezone. Most OSs offer some NTP/GeoIP functionality to identify your current timezone by your IP, but running bare systems requires a CLI tool. tzupdate does this for you. It
Programming Rules of Optimization Club 1. The first rule of Optimization Club is, you do not Optimize. 2. The second rule of Optimization Club is, you do not Optimize without measuring. 3. If your app is running faster than the underlying transport protocol, the optimization is over. 4. One factor at a time. 5. No
docker KubeCon EU 2016 Videos for the magnificent KubeCon EU 2016 are live, and here are my favourites: * Opening Keynote: Kubernetes Update - Kelsey Hightower gives some project background * A Practical Guide to Container Scheduling - at Google scale; knowledge that informed Kubernetes design * Kubernetes meets Finagle for Resilient Microservices - Twitter's continuous deployment tech
