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diff --git a/third_party/nix/doc/manual/installation/installing-binary.xml b/third_party/nix/doc/manual/installation/installing-binary.xml new file mode 100644 index 0000000000..394d8053b9 --- /dev/null +++ b/third_party/nix/doc/manual/installation/installing-binary.xml @@ -0,0 +1,190 @@ +<chapter xmlns="http://docbook.org/ns/docbook" + xmlns:xlink="http://www.w3.org/1999/xlink" + xmlns:xi="http://www.w3.org/2001/XInclude" + version="5.0" + xml:id="ch-installing-binary"> + +<title>Installing a Binary Distribution</title> + +<para>If you are using Linux or macOS, the easiest way to install Nix +is to run the following command: + +<screen> + $ sh <(curl https://nixos.org/nix/install) +</screen> + +As of Nix 2.1.0, the Nix installer will always default to creating a +single-user installation, however opting in to the multi-user +installation is highly recommended. +</para> + +<section xml:id="sect-single-user-installation"> + <title>Single User Installation</title> + + <para> + To explicitly select a single-user installation on your system: + + <screen> + sh <(curl https://nixos.org/nix/install) --no-daemon +</screen> + </para> + +<para> +This will perform a single-user installation of Nix, meaning that +<filename>/nix</filename> is owned by the invoking user. You should +run this under your usual user account, <emphasis>not</emphasis> as +root. The script will invoke <command>sudo</command> to create +<filename>/nix</filename> if it doesn’t already exist. If you don’t +have <command>sudo</command>, you should manually create +<command>/nix</command> first as root, e.g.: + +<screen> +$ mkdir /nix +$ chown alice /nix +</screen> + +The install script will modify the first writable file from amongst +<filename>.bash_profile</filename>, <filename>.bash_login</filename> +and <filename>.profile</filename> to source +<filename>~/.nix-profile/etc/profile.d/nix.sh</filename>. You can set +the <command>NIX_INSTALLER_NO_MODIFY_PROFILE</command> environment +variable before executing the install script to disable this +behaviour. +</para> + + +<para>You can uninstall Nix simply by running: + +<screen> +$ rm -rf /nix +</screen> + +</para> +</section> + +<section xml:id="sect-multi-user-installation"> + <title>Multi User Installation</title> + <para> + The multi-user Nix installation creates system users, and a system + service for the Nix daemon. + </para> + + <itemizedlist> + <title>Supported Systems</title> + + <listitem> + <para>Linux running systemd, with SELinux disabled</para> + </listitem> + <listitem><para>macOS</para></listitem> + </itemizedlist> + + <para> + You can instruct the installer to perform a multi-user + installation on your system: + + <screen> + sh <(curl https://nixos.org/nix/install) --daemon +</screen> + </para> + + <para> + The multi-user installation of Nix will create build users between + the user IDs 30001 and 30032, and a group with the group ID 30000. + + You should run this under your usual user account, + <emphasis>not</emphasis> as root. The script will invoke + <command>sudo</command> as needed. + </para> + + <note><para> + If you need Nix to use a different group ID or user ID set, you + will have to download the tarball manually and <link + linkend="sect-nix-install-binary-tarball">edit the install + script</link>. + </para></note> + + <para> + The installer will modify <filename>/etc/bashrc</filename>, and + <filename>/etc/zshrc</filename> if they exist. The installer will + first back up these files with a + <literal>.backup-before-nix</literal> extension. The installer + will also create <filename>/etc/profile.d/nix.sh</filename>. + </para> + + <para>You can uninstall Nix with the following commands: + +<screen> +sudo rm -rf /etc/profile/nix.sh /etc/nix /nix ~root/.nix-profile ~root/.nix-defexpr ~root/.nix-channels ~/.nix-profile ~/.nix-defexpr ~/.nix-channels + +# If you are on Linux with systemd, you will need to run: +sudo systemctl stop nix-daemon.socket +sudo systemctl stop nix-daemon.service +sudo systemctl disable nix-daemon.socket +sudo systemctl disable nix-daemon.service +sudo systemctl daemon-reload + +# If you are on macOS, you will need to run: +sudo launchctl unload /Library/LaunchDaemons/org.nixos.nix-daemon.plist +sudo rm /Library/LaunchDaemons/org.nixos.nix-daemon.plist +</screen> + + There may also be references to Nix in + <filename>/etc/profile</filename>, + <filename>/etc/bashrc</filename>, and + <filename>/etc/zshrc</filename> which you may remove. + </para> + +</section> + +<section xml:id="sect-nix-install-pinned-version-url"> + <title>Installing a pinned Nix version from a URL</title> + + <para> + NixOS.org hosts version-specific installation URLs for all Nix + versions since 1.11.16, at + <literal>https://nixos.org/releases/nix/nix-VERSION/install</literal>. + </para> + + <para> + These install scripts can be used the same as the main + NixOS.org installation script: + + <screen> + sh <(curl https://nixos.org/nix/install) +</screen> + </para> + + <para> + In the same directory of the install script are sha256 sums, and + gpg signature files. + </para> +</section> + +<section xml:id="sect-nix-install-binary-tarball"> + <title>Installing from a binary tarball</title> + + <para> + You can also download a binary tarball that contains Nix and all + its dependencies. (This is what the install script at + <uri>https://nixos.org/nix/install</uri> does automatically.) You + should unpack it somewhere (e.g. in <filename>/tmp</filename>), + and then run the script named <command>install</command> inside + the binary tarball: + + +<screen> +alice$ cd /tmp +alice$ tar xfj nix-1.8-x86_64-darwin.tar.bz2 +alice$ cd nix-1.8-x86_64-darwin +alice$ ./install +</screen> + </para> + + <para> + If you need to edit the multi-user installation script to use + different group ID or a different user ID range, modify the + variables set in the file named + <filename>install-multi-user</filename>. + </para> +</section> +</chapter> |