59 lines
3.7 KiB
Typst
59 lines
3.7 KiB
Typst
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#show link: underline
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#set document(
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title: [NixOS Cheatsheet],
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author: "SIPB",
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description: [https://forgejo.mit.edu/SIPB/nixos-cheatsheet],
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)
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#set page(
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"us-letter",
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columns: 2,
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flipped: true,
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margin: 1cm,
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)
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#title()
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#box(image("sipb.svg", height: 12pt)) Made by #context document.author.first()
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#context document.description
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#table(
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stroke: none,
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columns: (40%, auto),
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table.header(table.cell(fill: silver, align: center, [Task]), table.cell(fill: silver, align: center, [Command])),
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table.header(level: 2, repeat: false, table.cell(fill: aqua, [*Running software*]), table.cell(fill: aqua, [])),
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[Search for software], [```bash nix search nixpkgs hello```],
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[Run program], [```bash nix run nixpkgs#hello``` #footnote[Pass `--` before any arguments to the program]],
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[Run program from other nixpkgs branch], ```bash nix run nixpkgs/nixos-25.11#hello```,
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[Run program from another flake], ```bash nix run nix run git+https://git.unnamed.website/sdc/#sd-qt```,
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[Get shell with program], ```bash nix shell nixpkgs#hello```,
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[Run AppImage], ```bash appimage-run hello.AppImage```,
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table.header(level: 2, repeat: false, table.cell(fill: lime, [*Store operations*]), table.cell(fill: lime, [])),
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[Get size of system], ```bash nix path-info -Sh /nix/var/nix/profiles/system```,
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[Get size of Nix store], ```bash sqlite3 /nix/var/nix/db/db.sqlite 'SELECT SUM(narSize) FROM ValidPaths'```,
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[Get largest packages], ```bash sqlite3 /nix/var/nix/db/db.sqlite 'SELECT * FROM ValidPaths ORDER BY narSize DESC LIMIT 20'```,
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[Clean Nix store], ```bash sudo nix-collect-garbage && nix store optimise```,
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[Check what depends on path], ```bash nix-store --query --referrers /nix/store/blah```,
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table.header(level: 2, repeat: false, table.cell(fill: yellow, [*System generations*]), table.cell(fill: yellow, [])),
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[List system generations], ```bash nixos-rebuild list-generations```,
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[Switch to generation], ```bash sudo nix-env --switch-generation 12345 -p /nix/var/nix/profiles/system && sudo /nix/var/nix/profiles/system/bin/switch-to-configuration switch```,
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[Get changes between system generations], ```bash nix profile diff-closures --profile /nix/var/nix/profiles/system```,
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table.header(level: 2, repeat: false, table.cell(fill: orange, [*Building*]), table.cell(fill: orange, [])),
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[Update flake inputs], ```bash nix flake update```,
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[Build and deploy to this machine], ```bash nixos-rebuild switch --sudo```,
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[Build on remote machine and deploy to current machine], [```bash sudo nixos-rebuild switch --build-host user@remote --use-substitutes``` #footnote[This needs root on the current machine to add untrusted paths to the Nix store]],
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[Build on current machine and deploy to remote machine], ```bash nixos-rebuild switch --flake .#remote-machine-hostname --target-host root@remote```,
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[Build VM from config], [```bash nixos-rebuild build-vm && result/bin/run-* -m 4G -smp 4 -device virtio-vga-gl -display sdl,gl=on``` #footnote[You may need to change all occurrences of the QEMU version in the run script if the config uses a different nixpkgs]],
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[Build ISO from config], [Add `"/installer/cd-dvd/installation-cd-minimal-new-kernel-no-zfs.nix"` as a module, then run ```bash nix build .#nixosConfigurations.$hostname.config.system.build.isoImage```],
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table.header(level: 2, repeat: false, table.cell(fill: fuchsia, [*Writing Nix code*]), table.cell(fill: fuchsia, [])),
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[Run Nix file], ```bash nix eval -f main.nix```,
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[Inspect system config in REPL], ```bash nix repl .#nixosConfigurations.$hostname```,
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)
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// | Install specific version of package | https://lazamar.co.uk/nix-versions/ |
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// | Fix uv `libstdc++.so.6` error | `LD_LIBRARY_PATH=$NIX_LD_LIBRARY_PATH uv run` |
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// | Run program | `nix run nixpkgs#hello` (needs `--` if passing args) |
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