diff options
Diffstat (limited to 'devices.sh')
| -rwxr-xr-x | devices.sh | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/devices.sh b/devices.sh new file mode 100755 index 0000000..7867593 --- /dev/null +++ b/devices.sh @@ -0,0 +1,218 @@ +#!/usr/bin/env bash +set -eu +declare -a devices +declare -A sshmap +################################################################################ +omnia_hash="bd7ac5d8c08538ec1f126d34b765f0362427fe17" +## aarch64 +# Mox +devices+=( "dean" "spt-mox2" ) +sshmap["spt-mox2"]="mox2.spt" +# Raspberry Pi +devices+=( "adm-mpd" ) +sshmap["adm-mpd"]="mpd.adm" + +## armv7 +# Omnia +devices+=( "spt-omnia" ) +sshmap["spt-omnia"]="omnia.spt" +# Raspberry Pi +devices+=( "spt-mpd" ) +sshmap["spt-mpd"]="mpd.spt" +################################################################################ + +valid_device() { + local check="$1" + for dev in "${devices[@]}"; do + [ "$dev" != "$check" ] \ + || return 0 + done + return 1 +} + + +build() { + local system="$1" + echo "Building $system" + local -a args + local toplevel=".config.system.build.toplevel" + args+=("--keep-going") + args+=("--override-input" "nixturris" "/home/cynerd/projects/nixturris") + if [[ "$system" == *omnia ]]; then + true + #toplevel=".config.system.build.cross.x86_64-linux${toplevel}" + #args=( \ + # "--override-input" "nixpkgs" "github:NixOS/nixpkgs/${omnia_hash}" + # "--override-input" "nixturris/nixpkgs" "github:NixOS/nixpkgs/${omnia_hash}" + #) + fi + nix build \ + -o "result-${system}" \ + "${args[@]}" \ + "${0%/*}#nixosConfigurations.${system}${toplevel}" +} + +build_validate() { + local system="$1" + [ -L "result-$system" ] && [ ! -e "result-$system" ] +} + +copy() { + local system="$1" + if ! build_validate "$system"; then + echo "System '$system' seems to be not build." >&2 + return 1 + fi + local store="$(readlink -f "result-$system")" + local host="${sshmap["$system"]:-$system}" + + local freespace="$(ssh "$host" -- df -B 1 /nix | awk 'NR == 2 { print $4 }')" + local required="$(nix path-info -S "$store")" + if [ "$required" -ge "$freespace" ]; then + echo "There is not enough space to copy clousure to: $system" >&2 + return 1 + fi + + echo "Copy closure to: $system" + nix copy -s --to "ssh://$host" "$store" +} + +setenv() { + local system="$1" + if ! build_validate "$system"; then + echo "System '$system' seems to be not build." >&2 + return 1 + fi + local store="$(readlink -f "result-$system")" + local host="${sshmap["$system"]:-$system}" + + echo "Update system: $system" + if [ "$(ssh "$host" -- readlink -f /nix/var/nix/profiles/system)" != "$store" ]; then + ssh -t "$host" -- \ + sudo nix-env --profile /nix/var/nix/profiles/system --set "$store" + fi +} + +boot() { + local system="$1" + setenv "$system" || return 1 + + local store="$(readlink -f "result-$system")" + local host="${sshmap["$system"]:-$system}" + + echo "Setting boot system: $system" + ssh -t "$host" -- \ + sudo /nix/var/nix/profiles/system/bin/switch-to-configuration boot +} + +is_current() { + ssh "$1" -- \ + '[ "$(readlink -f /run/current-system)" != "$(readlink -f /nix/var/nix/profiles/system)" ]' +} + +switch() { + local system="$1" + setenv "$system" || return 1 + + local store="$(readlink -f "result-$system")" + local host="${sshmap["$system"]:-$system}" + + if is_current "$host"; then + echo "Switching: $system" + ssh -t "$host" -- \ + sudo /nix/var/nix/profiles/system/bin/switch-to-configuration switch + else + echo "This system is already running: $system" + fi +} + +switch_test() { + local system="$1" + setenv "$system" || return 1 + + local store="$(readlink -f "result-$system")" + local host="${sshmap["$system"]:-$system}" + + if is_current "$host"; then + echo "Testing: $system" + ssh -t "$host" -- \ + sudo /nix/var/nix/profiles/system/bin/switch-to-configuration test + else + echo "This system is already running: $system" + fi +} + +for_devices() { + for device in "${selected_devices[@]}"; do + for op in "$@"; do + if ! "$op" "$device"; then + echo "Operation '$op' failed for: $device" >&2 + break + fi + done + done +} + + +operation="${1:-}" +[ $# -gt 0 ] && shift + +declare -a selected_devices +if [ $# -gt 0 ]; then + for device in "$@"; do + if ! valid_device "$device"; then + echo "No such device: $device" >&2 + exit 2 + fi + selected_devices+=("$device") + done +else + selected_devices=("${devices[@]}") +fi + +case "$operation" in + help|h) + cat <<-EOF + Usage $0 operation [device]... + Local system builder and updater for remote devices. + + Operations: + build: build device system + copy: copy built system to the device + boot: set built system to be boot default on the device + switch: switch to the built system on the target device + test: test the built system on the target device + EOF + ;; + build|b|"") + for_devices build + ;; + copy|c) + for_devices copy + ;; + boot) + for_devices boot + ;; + switch|s) + for_devices switch + ;; + test|t) + for_devices switch_test + ;; + build-copy|bc) + for_devices build copy + ;; + build-switch|bs) + for_devices build copy switch + ;; + build-test|bt) + for_devices build copy switch_test + ;; + build-boot|bb) + for_devices build copy boot + ;; + default) + echo "Unknown operation: $operation" >&2 + exit 2 + ;; +esac |