108 lines
2.5 KiB
Bash
108 lines
2.5 KiB
Bash
# Find Nix package path.
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# Usage: nix_find <PACKAGE>
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function nix_find() {
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local IFS=$'\n'
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local package="${1}"
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if [[ "${package}" = "" ]]; then
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help find_nix
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return 2
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fi
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local found=$(ls --classify /nix/store/ | grep "${package}".*/)
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if [[ "${found}" != "" ]]; then
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echo "/nix/store/${found%/}"
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else
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false
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fi
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}
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# Switch to Unstable branch.
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function nix_unstable() {
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nix-channel --remove nixos
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nix-channel --add https://nixos.org/channels/nixos-unstable nixos
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nix-channel --update
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}
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# Switch to Small Unstable branch (for server).
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function nix_unstable_small() {
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nix-channel --remove nixos
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nix-channel --add https://nixos.org/channels/nixos-unstable-small nixos
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nix-channel --update
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}
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# Display current channel.
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function nix_channel() {
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nix-channel --list
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}
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# Update system (rebuild).
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# Optionally force the hostname.
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# Usage: nix_update [HOSTNAME]
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function nix_update() {
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local target="${1}"
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[[ "${target}" = "" ]] && target="${HOSTNAME}"
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nixos-rebuild switch -I nixos-config=/root/.config/linux/system/${target}/Configuration.nix
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}
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# Upgrade system. Applies after reboot.
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# Optionally force the hostname.
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# Usage: nix_upgrade [HOSTNAME]
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function nix_upgrade() {
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local target="${1}"
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[[ "${target}" = "" ]] && target="${HOSTNAME}"
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nixos-rebuild boot --upgrade-all -I nixos-config=/root/.config/linux/system/${target}/Configuration.nix
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}
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# Free up root space.
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function nix_clean() {
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nix-collect-garbage -d
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_is_root && nix-store --gc
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}
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# Spawn shell with specified nix environment. `Main` is default.
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# Usage: nix_shell [NAME]
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function nix_shell() {
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local name="${1,,}"
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[[ "${name}" = "" ]] && name="main"
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nix_shell="${name}" nix-shell ~/.config/linux/shell/"${name^}".nix
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}
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alias shell="nix_shell"
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# Spawn nix-shell with specified packages.
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# Usage: nix_tmpshell <PACKAGES>
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function nix_tmpshell() {
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local pkgs="${@}"
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if [[ "${pkgs}" = "" ]]; then
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help nix_tmpshell
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return 2
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fi
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nix_shell="tmp" nix-shell -p ${pkgs}
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}
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alias tmpshell="nix_tmpshell"
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# Autocomplete with available hosts.
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function _comp_hosts() {
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local IFS=$'\n'
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local targets=($(ls --classify ~/.config/linux/system/ | grep /$ | sed -e "s/\/$//"))
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_autocomplete_first ${targets[@]}
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}
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# Autocomplete with available shells.
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function _comp_shells() {
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local IFS=$'\n'
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local targets=($(ls ~/.config/linux/shell/ | sed -e "s/.nix$//" | tr '[:upper:]' '[:lower:]'))
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_autocomplete_first ${targets[@]}
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}
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complete -F _comp_hosts nix_update nix_upgrade
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complete -F _comp_shells nix_shell shell
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