Mar 05 2021
The lxd-p2c utility helps you to migrate your physical servers to LXD containers. Dan Mac Donald wrote a tutorial with practical instructions on how to perform such a migration. There has been a recent discussion on compiling lxd-p2c and I am summarizing here. You would run lxd-p2c on a physical server that is to be …
Permanent link to this article: https://blog.simos.info/how-to-compile-lxd-p2c-to-migrate-physical-servers-to-lxd-containers/
Feb 09 2021
You are using LXD containers and you want a container (or more) to use an IP address from the LAN (or, get an IP address just like the host does). LXD currently supports four ways to do that, and depending on your needs, you select the appropriate way. Using macvlan. See https://blog.simos.info/how-to-make-your-lxd-container-get-ip-addresses-from-your-lan/ Using bridged. See …
Permanent link to this article: https://blog.simos.info/how-to-get-lxd-containers-obtain-ip-from-the-lan-with-ipvlan-networking/
Sep 02 2020
NordVPN is one of many VPN services. I was asked to have a look at how to make it work in a LXD container and as a result I am writing this post. I am not advertising this service, nor do I use affiliate links, etc. Up to now, NordVPN have refused to fix their …
Permanent link to this article: https://blog.simos.info/how-to-use-nordvpn-in-a-lxd-container/
Nov 04 2019
Netdata does real-time health monitoring and performance troubleshooting for systems and applications. It helps you instantly diagnose slowdowns and anomalies in your infrastructure with thousands of metrics, interactive visualizations, and insightful health alarms. When you set it up on your system, Netdata sets up a Web page where you can view real-time information, including CPU …
Permanent link to this article: https://blog.simos.info/how-to-setup-netdata-in-a-lxd-container-for-real-time-monitoring/
Oct 28 2019
CVE-2019-11043 is a buffer overflow in php-fpm that under certain conditions, can lead to remote execution. There is an exploit at PHuiP-FPizdaM that targets certain nginx and php-fpm configurations. On their page, the describe how to use Docker to test this exploit. In this post, we use LXD to test the exploit and verify whether …
Permanent link to this article: https://blog.simos.info/testing-cve-2019-11043-php-fpm-security-vulnerability-with-lxd-system-containers/
Oct 22 2019
When you launch a new LXD container, LXD applies the default LXD profile unless you specify a different profile. By adding configuration to a LXD profile, you can launch containers with specific parameters such as specific network configuration. In the following we see how this default LXD profile looks like, and then use cloud-init instructions …
Permanent link to this article: https://blog.simos.info/how-to-add-both-a-private-and-public-network-to-lxd-using-cloud-init/
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