mirror of
https://gitlab.computer.surgery/matrix/grapevine.git
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3f89bc4a7c
We need --no-link for the complement script. I picked the syntax for this as an analogy with 'cargo rustc --cargo-args -- --rustc-args', but not sure how I feel about it.
98 lines
2.6 KiB
Bash
Executable file
98 lines
2.6 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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toplevel="$(git rev-parse --show-toplevel)"
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# Build and cache the specified arguments
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#
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# Usage: nix-build-and-cache just [args...] -- [build-only-args...]
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#
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# Arguments after the '--' (build-only-args) will only be passed to the
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# 'nix build' command, while arguments before '--' will also be passed to any
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# other nix command using the installable list. This is useful for things like
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# '--no-link', which are only relevant to 'nix build'.
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just() {
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build_args=()
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args=()
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build_only_mode=0
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for arg in "$@"; do
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if [ "$build_only_mode" = 1 ]; then
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build_args+=( "$arg" )
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elif [ "$arg" = "--" ]; then
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# Everything after the -- is passed only to 'nix build'
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build_only_mode=1
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else
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args+=( "$arg" )
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build_args+=( "$arg" )
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fi
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done
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if command -v nom &> /dev/null; then
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nom build "${build_args[@]}"
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else
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nix build "${build_args[@]}"
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fi
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if [ -z ${ATTIC_TOKEN+x} ]; then
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echo "\$ATTIC_TOKEN is unset, skipping uploading to the binary cache"
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return
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fi
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nix run --inputs-from "$toplevel" attic -- \
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login \
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"$ATTIC_SERVER" \
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"$ATTIC_ENDPOINT" \
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"$ATTIC_TOKEN"
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# Find all output paths of the installables and their build dependencies
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readarray -t derivations < <(nix path-info --derivation "${args[@]}")
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cache=()
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for derivation in "${derivations[@]}"; do
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cache+=(
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"$(nix-store --query --requisites --include-outputs "$derivation")"
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)
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done
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# Upload them to Attic
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#
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# Use `xargs` and a here-string because something would probably explode if
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# several thousand arguments got passed to a command at once. Hopefully no
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# store paths include a newline in them.
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(
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IFS=$'\n'
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nix shell --inputs-from "$toplevel" attic -c xargs \
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attic push "$ATTIC_SERVER:$ATTIC_CACHE" <<< "${cache[*]}"
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)
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}
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# Build and cache things needed for CI
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ci() {
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cache=(
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--inputs-from "$toplevel"
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# Keep sorted
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"$toplevel#devShells.x86_64-linux.default"
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"$toplevel#devShells.x86_64-linux.all-features"
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attic#default
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nixpkgs#direnv
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nixpkgs#jq
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nixpkgs#nix-direnv
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)
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just "${cache[@]}"
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}
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# Build and cache all the package outputs
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packages() {
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declare -a cache="($(
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nix flake show --json 2> /dev/null |
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nix run --inputs-from "$toplevel" nixpkgs#jq -- \
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-r \
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'.packages."x86_64-linux" | keys | map("'"$toplevel"'#" + .) | @sh'
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))"
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just "${cache[@]}"
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}
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eval "$@"
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