Files

42 lines
1.2 KiB
Nix

{
buildGoModule,
go,
}: let
wasmExecJs =
if builtins.pathExists "${go}/share/go/lib/wasm/wasm_exec.js"
then "${go}/share/go/lib/wasm/wasm_exec.js"
else if builtins.pathExists "${go}/lib/wasm/wasm_exec.js"
then "${go}/lib/wasm/wasm_exec.js"
else "${go}/share/go/misc/wasm/wasm_exec.js";
in
buildGoModule {
pname = "headplane-ssh-wasm";
version = (builtins.fromJSON (builtins.readFile ../package.json)).version;
src = ../.;
subPackages = ["cmd/hp_ssh"];
vendorHash = "sha256-MvrqKMD+A+qBZmzQv+T9920U5uJop+pjfJpZdm2ZqEA=";
env.CGO_ENABLED = 0;
nativeBuildInputs = [go];
buildPhase = ''
export GOOS=js
export GOARCH=wasm
# Patch Tailscale's derphttp to include DERPPort in WebSocket URLs.
# Without this, DERP servers on non-443 ports fail in WASM builds.
if [ -f patches/tailscale-derp-port.patch ]; then
chmod -R +w vendor/tailscale.com
patch -d vendor/tailscale.com -p1 < patches/tailscale-derp-port.patch
fi
go build -mod=vendor -o hp_ssh.wasm ./cmd/hp_ssh
'';
installPhase = ''
mkdir -p $out
cp hp_ssh.wasm $out/
cp ${wasmExecJs} $out/wasm_exec.js
'';
}