Singularity 2.4.5 Release

This is a security-related point release, bringing the following fix thanks to Justin Riley (@jtriley): PR1387/1397 - python: strip “Authorization” header on (urllib) redirects to different domains The security fix prevents Singularity from leaking credentials if: You are logging in to...

Singularity 2.4.2 Release

Singularity 2.4.2 is released with minor bug fixes to the original 2.4. Important notes include the following: We fixed an issue for support of older distributions and kernels with regards to the setns() function. Also fixed autofs bug path (lost during merge) For the full release announcement...

Singularity 2.4 Release

Singularity 2.4 is released, and here are the important notes for you to know about! Singularity Build Building an image is now more intuitive with the introduction of our build command. You don’t need to worry about using create, or bootstrap, you just build....

Scientific Filesystem (SCIF) Final Draft

Hi Singularity Community! Thanks to everyone that provided comments on the early draft for SCIF. The goals were initially: write specification draft (this was done via a Google Doc) implement into Singularity (now in development branch) get feedback on both, adjust implementation and draft do several (N=4) implemented...

Singularity 2.3.2 Quick Fix Release

Release 2.3.2 This dot release includes a fix for a change that Docker implemented to their registry RESTful API which broke compatibility with Singularity (among several other low minor fixes). What happened? Where does Docker image metadata come from? The Docker Registry serves metadata about images...

Announcement: Problem downloading from Docker Hub to be resolved soon

To all Singularity users, On Tuesday September 12, Docker released a new version of Docker image metadata. This means that any new images built on Docker Hub cannot currently be downloaded using a singularity pull or other commands like shell, exec, and bootstrap when updated Docker...

Singularity 2.3.1 Security Release

This release includes a fix for a High Severity security issue on older hosts, and other improvements and fixes to previous versions of Singularity. Security Information: A potential escalation pathway was identified that could have allowed a malicious user to escalate their privileges on hosts that do...

Singularity in Cloud Computing Chapter

Dennis Gannon and Vanessa Sochat have recently completed a little study of Singularity as a supplementary chapter to the book “Cloud Computing for Science and Engineering” that is being published by MIT Press. The cloud is reported to be happy about this. You can...

Singularity on the Open Science Grid

Can you imagine millions of containers, flying at hyperspeed across the continental grid for science? That’s not so far from the vision of the Open Science Grid. One of the members of the OSG, FabrIc for Frontier Experiments (FIFE), has written an article about how Singularity containers can...

Singularity 2.3 Release

We have some egg-citing news! It’s the release of Singularity 2.3! For the full release announcement and downloads, please see the release on GitHub. There are a massive number of fixes, updates, optimizations and awesomeness contained within this release, and here are the major ones,...

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