Nix env packages Here is the basic usage of nix, most There is currently no single command that will show packages installed in all three places. To find out the attribute paths of available packages, use nix-env --query --available --attr-path . nix file :-) (unless I know or attempt to guess the attrpath) Side notes: If you tried to have multiple versions in a single profile at once (e. The command nix-env is used to manipulate Nix user environments. some-package $ nix-env --rollback Garbage collection. Does nix provide package options / parameters? How do I list them? 5. Nix is a package manager and build system that parses reproducible build instructions specified in the Nix Expression Language, a pure functional language with lazy evaluation. nix-env --uninstall - remove packages from user environment. This option may be given multiple Search more than 120 000 packages. A Nix expression describes everything that goes into a package build action (a “derivation”): other packages, sources, the build script, environment variables for the build script, etc. ssreflect and coqPackages_8_6. Install packages into the system through user profiles. 05 Deprecated 24. This is an easy way to copy user environment elements from one profile to Name. Add an entry to the Nix expression search path. 8. 6. To look for packages, you can use its web searchusing your preferred browser. e. It is possible to remove several packages with a wildcard: nix-env-e "*". The upgrade operation determines whether a derivation y is an upgrade of a derivation x by looking at their respective name attributes. Description. For example, $ nix-env --delete-generations 14d deletes all generations older than two weeks. , this is not the installed MPlayer, The first one is the attribute path to the package, which you can use to install the package with nix-env -iA. nix-env is a tool for imperative package management that is a thin layer over the otherwise declarative and immutable Nix system. -I path. The third column is the short description of the package, which has no relevant inside of Nix; it's intended just for humans. I was wondering how I could get a list of all installed packages, including pre-installed packages (like ls for example). by nix-env), you would normally get conflicts when creating the profile's symlink tree unless you set priorities. NixOS community has three manuals, always consult them first, if you're stuck: Nix manual, for the package manager; NixOS manual, for the operating system; Nixpkgs manual, for Nix package infrastructure; Every package on Nix is specified by a Nix expression. These are Name. To show the status of available packages: $ nix-env --query --available --status -P- firefox-1. Manipulate and select channels. nix-env --upgrade --dry-run. , this is not the installed MPlayer, To find out the attribute paths of available packages, use nix-env -qaP. Similar to traditional package managers, we can use Nix to install packages globally. The above commands do not show the packages installed into a user profile with nix-env --install. nix-env can obtain packages from multiple sources: An attribute set of derivations from: The default Nix expression (by default) A Nix file, specified via --file; A profile, specified via --from-profile; A Nix expression that is a function which takes default expression as argument, specified via --from-expression; In this post I describe the process that led to the creation of Nix Package Versions, the tool that provides this functionality. Channel: 24. For that, we will need to use the nix-env --query command. Now, to install Search more than 120 000 packages. , this is not the installed MPlayer, Or from terminal you can list all packages with nix-env -qaP then just grep what you are looking for. g. Click on nix-envoption 4. $ nix-env --delete-generations old Instead of old you can also specify a list of generations, e. Search. Usage. ️ Elasticsearch instance graciously provided by Bonsai. nix-env--list-generations. Options So I've installed NixOS about a week ago and I am very happy using it. Reproducible nix-env -i with only Nix, no NixOS. Nix stores the results of the build in unique Name. $ nix-env --upgrade Sometimes it’s useful to be able to ask what nix-env would do, without actually doing it. . User environments are sets of software packages available to a user at some point in time. The second column shows the package's name, which you can use to install it with nix-env -i. When you uninstall a package like this $ nix-env --uninstall firefox the package isn’t deleted from the system right away (after all, you might want to do a rollback, or it might be in the profiles of other users). libraries) that depend on a primary package and can be loaded or installed separately? Example: Coq (coq-8. Starting the nix repl. Search for packages. As a result, the current Nix profile will require a manual intervention to be recovered, as Nix commands will not be callable as usual. 3' upgrading `mozilla-1. Options nix-env --list-generations - list profile generations. 5 libreoffice-5. mathcomp that I can get no information about in Nix AFAIK Upgrade Specific Packages: If you want to upgrade specific packages managed by nix-env, you can use nix-env -u <package_name> or nix-env -u '*' to update all user-installed packages. nix-env - manipulate or query Nix user environments. The nix-env command plays an essential role in managing Nix user environments by allowing users to manipulate or query packages. What is a Nix expression in regard to Nix package management? 4. I can query available packages w/ nix-env -qa [package] but how can I look for optional packages (e. Show the attribute paths of available packages with nix-env --query: nix-env --query --available --attr-path` If --from-profile path is given, args is a set of names denoting installed store paths in the profile path. 1 (not present, but there is a substitute for fast installation) --S MPlayer-1. 6) has packages coqPackages_8_6. 11 unstable. 0pre3 (i. Installing a package with a traditional package manager (e. If --from-profile path is given, args is a set of names denoting installed store paths in the profile path. 1. nix-env --upgrade - upgrade packages in user environment. This is an easy way to copy user environment elements from one profile to another. Name. 4' Versions. The uninstall operation creates a new user environment, based on the current generation of the active profile, from which the store paths designated by the symbolic names drvnames are removed. Nix expressions are pure functions taking dependencies as arguments and producing derivation specifying a reproducible build environment for the package. 4. nix-env operation [options] [arguments] [--option name value] [--arg name value] [--argstr name value] [{--file | -f} path] [{--profile | -p} path] [--system-filter system] [--dry-run]. Here is the basic usage of nix, most revolve around the nix-env command. User environments are sets of software Show the attribute paths of available packages with nix-env --query: nix-env --query --available --attr-path If --from-profile path is given, args is a set of names denoting installed store paths in the profile path. So far I have been using system-wide declarative configuration only. However, this command will also remove the package nix itself from the current profile. Remember, NixOS updates are generally smooth and well-tested, thanks to the declarative configuration and the reproducibility of Nix. nix-env -e package_name Warning. In my case, the Firefox browser was outdated and needs to be updated! To update a single package, use the following command: nix-env -u <Package_name> And if you want to update all the Why doesn't `nix-env -q` find my installed packages? (NixOS channels, profiles and packages) 5. 7 (not installed but present) --S GConf-2. Instead, we need to use three different commands depending on where to check for nix-env is a tool for imperative package management that is a thin layer over the otherwise declarative and immutable Nix system. The following shows how to list packages installed in your local user profile: $ nix-env --query highlight-1. I usually use tab-completion in nix repl or browse the all-packages. Synopsis. , $ nix-env --delete-generations 10 11 14 To delete all generations older than a specified number of days (except the current generation), use the d suffix. 2. This tool is a fundamental part of the Nix The command nix-env is used to manipulate Nix user environments. Welcome to Nix 2. Nix tries very hard to ensure that Nix expressions are deterministic: building a Nix expression twice should yield the Listing packages installed in a user profile. These are extended regular expressions that must It's possible to search for a package using nix-env -qaP. You can utilize its web search using the given steps: 1. The profiles mechanism provides a means To find out the attribute paths of available packages, use nix-env --query --available --attr-path . 0. For newcomers, we can think of Nix as a supercharged package manager. Select the appropriate package (decide from the given description) 3. 1 jq-1. With the read–eval–print loop (REPL) of nix you can browse packages interactively. Please help us improve the search by reporting issues. 2 Install Global Packages. nix-env -q will only report packages that are installed into imperative 'environments', like those created by nix-env -i. If you want to get a shell which contain the built packages ready for use, give your expression to the nix-shell --packages convenience flag instead. I've searched both the NixOS and the Nix manual, but I did not find anything. August 31, 2020 - London, I discovered that nix-env -qaP --json outputs a big json file containing information about all packages available in your default revision. 2' to `mozilla-1. This tool is a fundamental part of the Nix package manager ecosystem, given its capabilities to list, install, upgrade, and remove packages within a Nix environment. nix-env {--uninstall | -e} drvnames. Marcelo Lazaroni Blog / About. The profiles mechanism provides a means for mutability and nix-env creates manifest. This is an easy way to copy user environment elements from one profile to Show the attribute paths of available packages with nix-env --query: nix-env --query --available --attr-path If --from-profile path is given, args is a set of names denoting installed store paths in the profile path. And copy the command for NixOS(first Several commands, such as nix-env -q and nix-env -i, take a list of arguments that specify the packages on which to operate. Show the attribute paths of available packages with nix-env --query: nix-env --query --available --attr-path If --from-profile path is given, args is a set of names denoting installed store paths in the profile path. , apt or pacman) Or from terminal you can list all packages with nix-env -qaP then just grep what you are looking for. Enter the name of the package in the search bar 2. nix in the $ nix-env --upgrade --attr nixpkgs. Type :? The nix-env command plays an essential role in managing Nix user environments by allowing users to manipulate or query packages. 4. 2' to `hello-2. User environments are sets of software To show the status of available packages: $ nix-env --query --available --status -P- firefox-1. For instance, to find out what packages would be upgraded by nix-env --upgrade , you can do Packages are built from Nix expressions, which is a simple functional language. Example: nix-env -qaP | grep hugo. nix-env {--upgrade $ nix-env --upgrade upgrading `hello-2. qlbe pujto pxpxrhzn ikbib hle ghdexqatn dfiy yek ryihr cdqq