What kind of package manager does NixOS use?
NixOS is a Linux distribution based on Nix. It uses Nix not just for package management but also to manage the system configuration (e.g., to build configuration files in /etc). This means, among other things, that it is easy to roll back the entire configuration of the system to an earlier state.
What are the manual steps of NixOS Nix?
Remote Builds 17. Tuning Cores and Jobs 18. Verifying Build Reproducibility with diff-hook 18.1. Spot-Checking Build Determinism 18.2. Automatic and Optionally Enforced Determinism Verification 19. Using the post-build-hook 19.1. Implementation Caveats 19.2. Prerequisites 19.3. Set up a Signing Key 19.4. Implementing the build hook 19.5.
What should I know about Nix from source?
Building Nix from Source 6. Security 6.1. Single-User Mode 6.2. Multi-User Mode 7. Environment Variables 7.1. NIX_SSL_CERT_FILE 7.1.1. NIX_SSL_CERT_FILE with macOS and the Nix daemon 7.1.2. Proxy Environment Variables 8. Upgrading Nix III. Package Management 9. Basic Package Management 10. Profiles 11. Garbage Collection 11.1.
How to add a package to the Nix collection?
To add a package to the Nix Packages collection, you generally need to do three things: Write a Nix expression for the package. This is a file that describes all the inputs involved in building the package, such as dependencies, sources, and so on. Write a builder.
How to install NixOS-Nix 2.3.10 from source?
4.3.1. Change the Nix store path prefix 4.3.2. Use a separate encrypted volume 4.3.3. Symlink the Nix store to a custom location 4.3.4. Notes on the recommended approach 4.4. Installing a pinned Nix version from a URL 4.5. Installing from a binary tarball 5. Installing Nix from Source 5.1. Prerequisites 5.2. Obtaining a Source Distribution 5.3.
What are the root channels of NixOS Nix?
Garbage Collector Roots 12. Channels 13. Sharing Packages Between Machines 13.1. Serving a Nix store via HTTP 13.2. Copying Closures Via SSH 13.3. Serving a Nix store via SSH 13.4. Serving a Nix store via AWS S3 or S3-compatible Service 13.4.1.
How to install a pinned version of Nix?
Installing a pinned Nix version from a URL 4.5. Installing from a binary tarball 5. Installing Nix from Source 5.1. Prerequisites 5.2. Obtaining a Source Distribution 5.3. Building Nix from Source