NixOS Installation Guide: Difference between revisions
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imported>Ixxie Fixed headers install from linux section. |
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The following sections outline two installation methods. Choose the one that suits you best. | The following sections outline two installation methods. Choose the one that suits you best. | ||
== Installing through a chroot == | === Installing through a chroot === | ||
In this section we will install NixOS by unpacking the ISO and then chrooting into its contents to start the final install. | In this section we will install NixOS by unpacking the ISO and then chrooting into its contents to start the final install. | ||
=== Preparations === | ==== Preparations ==== | ||
Get a NixOS ISO and unpack the squashfs filesystem containing the nix store. A tool from squashfs-tools is required, so install that package first. | Get a NixOS ISO and unpack the squashfs filesystem containing the nix store. A tool from squashfs-tools is required, so install that package first. | ||
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# sed -i "s,exec systemd,exec /$BASH," $INIT | # sed -i "s,exec systemd,exec /$BASH," $INIT | ||
</syntaxhighlight> | </syntaxhighlight> | ||
=== Starting the install === | |||
==== Starting the install ==== | |||
Now we are able to chroot into the NixOS system used for installation. ''You may get several warnings and errors, but you can safely ignore them unless they are fatal.'' If you're installing from Arch, you may need to remove the mount call that tries to make / private in the same init script. | Now we are able to chroot into the NixOS system used for installation. ''You may get several warnings and errors, but you can safely ignore them unless they are fatal.'' If you're installing from Arch, you may need to remove the mount call that tries to make / private in the same init script. | ||
<syntaxhighlight lang="console"> | <syntaxhighlight lang="console"> | ||
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Once you're done tweaking, exit the chroot (exit or ctrl-d will) and reboot. With any luck, you will have new choices in the GRUB menu to choose from. | Once you're done tweaking, exit the chroot (exit or ctrl-d will) and reboot. With any luck, you will have new choices in the GRUB menu to choose from. | ||
== Running the LiveCD installer from disk == | === Running the LiveCD installer from disk === | ||
In this section we will install NixOS by transfering the installer from the ISO to a bootable partition and then running it. | In this section we will install NixOS by transfering the installer from the ISO to a bootable partition and then running it. | ||
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* /etc will be merged, so your current settings can interfere with the final installation steps | * /etc will be merged, so your current settings can interfere with the final installation steps | ||
=== Unpacking the ISO image === | ==== Unpacking the ISO image ==== | ||
<syntaxhighlight lang="console"> | <syntaxhighlight lang="console"> | ||
# wget https://d3g5gsiof5omrk.cloudfront.net/nixos/17.03/nixos-17.03.1449.2e983f14f6/nixos-minimal-17.03.1449.2e983f14f6-x86_64-linux.iso # get the latest iso (URL might change!) | # wget https://d3g5gsiof5omrk.cloudfront.net/nixos/17.03/nixos-17.03.1449.2e983f14f6/nixos-minimal-17.03.1449.2e983f14f6-x86_64-linux.iso # get the latest iso (URL might change!) | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
=== Modifying your bootloader's config === | ==== Modifying your bootloader's config ==== | ||
Look at some_dir/boot/grub/grub.cfg. This is Grub-2 main config file of the ISO. | Look at some_dir/boot/grub/grub.cfg. This is Grub-2 main config file of the ISO. | ||
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init argument. | init argument. | ||
==== GRUB 1 ==== | ===== GRUB 1 ===== | ||
To setup grub-1, edit your /boot/grub/menu.lst (or equivalent). Add following | To setup grub-1, edit your /boot/grub/menu.lst (or equivalent). Add following | ||
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Go to the reboot section | Go to the reboot section | ||
==== GRUB 2 ==== | ===== GRUB 2 ===== | ||
A grub entry for ubuntu might look like this: | A grub entry for ubuntu might look like this: | ||
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</pre> | </pre> | ||
==== Other bootloaders ==== | ===== Other bootloaders ===== | ||
Should also work. Please add instructions here. | Should also work. Please add instructions here. | ||
=== Booting into LiveCD === | ==== Booting into LiveCD ==== | ||
Reboot. Select "NixOS LiveCD" from the bootloader menu. If everything is OK, you | Reboot. Select "NixOS LiveCD" from the bootloader menu. If everything is OK, you | ||