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the srcf blog student run computing facility blog the srcf blog the srcf moves to west cambridge richard allitt 19 april 2022 on saturday 9th april 2022 the srcf completed the bulk of its physical server relocation we moved out of 17 mill lane home to cambridge su s former offices and in central cambridge and into the roger needham building of university information services over on the west cambridge site hardware what s in our server rack richard allitt 19 april 2022 the srcf owns and maintains a selection of hardware mostly acquired through donations from third parties such as other university departments or local companies replacing their own kit hardware irc and monitoring dexter chua 5 october 2020 the srcf has recently been plagued by a variety of hardware issues to keep an eye on our services we employ a variety of monitoring software such as icinga and munin monitoring is only useful if we get notified when we encounter problems in the past we relied on email and sms notifications for better or for worse some of the sysadmins check irc more frequently than their email recently we started making icinga and munin send their notifications to a dedicated irc channel alerts irc srcf net monitoring irc migration from society to group accounts matias silva 28 july 2020 for many years the srcf has offered society accounts to everyone from university societies to undergraduate projects collectives of friends and in at least one instance a college for historical reasons we used to call these society accounts when we meant group accounts finally we are fixing that announcement securing mattermost via lua nginx dexter chua 23 july 2020 as announced in the previous blog post the srcf just launched a new mattermost instance mattermost runs on an open core model with an open sourced free tier and paid enterprise feature being a student run society we went with the free tier officially known as team edition the team edition lacks some access control features that would be useful for us after numerous failed attempts to do access control the right way we decided to intercept mattermost s api calls at nginx via lua nginx module to run our own authentication logic before passing them on to mattermost at the end we get more refined permission controls that we would have had with enterprise edition mattermost hacks nginx mattermost slack alternative launched zulip to come soon dexter chua matias silva 23 july 2020 the srcf is excited to announce its most recent addition to its arsenal of services we ve officially launched our mattermost service an open core team communication tool designed to be an alternative to slack and ms teams any member of the university can sign up for free and create a team for their group or society mattermost announcement cross site request forgery dexter chua 29 june 2020 in this blog post i will discuss how the srcf recently hardened the control panel against cross site request forgery csrf attacks these attacks allow malicious sites to perform actions in the control panel on your behalf security control panel but how does timeout really work matias silva 4 june 2020 do you want to know how timeout works want to contribute look no further than this blog post timeout technical timeout conferencing goes live matias silva 2 june 2020 tl dr the srcf is offering free and simple video conferencing for all members of the university to get started visit https timeout srcf net and read our documentation you can host meetings for as long as you want when you want and have anyone join all via a convenient link no annoying downloads needed it runs in your browser and is very mobile friendly announcement timeout hello world dexter chua 30 may 2020 there have been many exciting srcf projects recently the most prominent of which is timeout a video conferencing platform that matias will tell you all about later in the meantime we decided to start a blog to share our sysadmin experiences the goal is to give our users some insight into what we do and hopefully attract some of them to join us in the future moreover we hope that documenting our experiences can be helpful for other people intending to deploy similar systems meta 1 2 all content is licensed under cc by sa 4 0