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tailscale/tool/node

61 lines
1.7 KiB
Bash

#!/usr/bin/env bash
# Run a command with our local node install, rather than any globally installed
# instance.
set -euo pipefail
if [[ "${CI:-}" == "true" ]]; then
set -x
fi
(
if [[ "${CI:-}" == "true" ]]; then
set -x
fi
repo_root="${BASH_SOURCE%/*}/../"
cd "$repo_root"
cachedir="$HOME/.cache/tailscale-node"
tarball="${cachedir}.tar.gz"
read -r want_rev < "$(dirname "$0")/node.rev"
got_rev=""
if [[ -x "${cachedir}/bin/node" ]]; then
got_rev=$("${cachedir}/bin/node" --version)
got_rev="${got_rev#v}" # trim the leading 'v'
fi
if [[ "$want_rev" != "$got_rev" ]]; then
rm -rf "$cachedir" "$tarball"
if [[ -n "${IN_NIX_SHELL:-}" ]]; then
nix_node="$(which -a node | grep /nix/store | head -1)"
nix_node="${nix_node%/bin/node}"
nix_node_rev="${nix_node##*-}"
if [[ "$nix_node_rev" != "$want_rev" ]]; then
echo "Wrong node version in Nix, got $nix_node_rev want $want_rev" >&2
exit 1
fi
ln -sf "$nix_node" "$cachedir"
else
# works for "linux" and "darwin"
OS=$(uname -s | tr A-Z a-z)
ARCH=$(uname -m)
if [ "$ARCH" = "x86_64" ]; then
ARCH="x64"
fi
if [ "$ARCH" = "aarch64" ]; then
ARCH="arm64"
fi
mkdir -p "$cachedir"
curl -f -L -o "$tarball" "https://nodejs.org/dist/v${want_rev}/node-v${want_rev}-${OS}-${ARCH}.tar.gz"
(cd "$cachedir" && tar --strip-components=1 -xf "$tarball")
rm -f "$tarball"
fi
fi
)
export PATH="$HOME/.cache/tailscale-node/bin:$PATH"
exec "$HOME/.cache/tailscale-node/bin/node" "$@"