LLM-26758 fix Failed to initialize ACP process, add script for building binary

Author: NikolaiSviridov

scripts/build-macos-local.sh

@@ -0,0 +1,92 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+VERSION_TAG="$VERSION_TAG"
+DIST_DIR="dist/bin"
+IDEA_CODEX_BIN_DIR="${IDEA_CODEX_BIN_DIR:-}"
+PACKAGE_JSON="package.json"
+PACKAGE_JSON_BAK="$(mktemp)"
+
+cp "$PACKAGE_JSON" "$PACKAGE_JSON_BAK"
+
+cleanup() {
+  cp "$PACKAGE_JSON_BAK" "$PACKAGE_JSON"
+  rm -f "$PACKAGE_JSON_BAK"
+}
+trap cleanup EXIT
+
+mkdir -p "$DIST_DIR"
+
+# Keep CI-compatible artifact names in dist/bin.
+rm -f \
+  "$DIST_DIR/codex-acp-x64-darwin" \
+  "$DIST_DIR/codex-acp-arm64-darwin" \
+  "$DIST_DIR/codex-acp-x64-darwin.zip" \
+  "$DIST_DIR/codex-acp-arm64-darwin.zip"
+
+echo "Temporarily setting package version to: ${VERSION_TAG}"
+perl -i -pe 's/"version":\s*"[^"]+"/"version": "'"${VERSION_TAG}"'"/' "$PACKAGE_JSON"
+
+echo "Building macOS binaries..."
+bun build src/index.ts --minify --sourcemap --compile --target=bun-darwin-x64-baseline --outfile dist/bin/codex-acp-x64-darwin
+bun build src/index.ts --minify --sourcemap --compile --target=bun-darwin-arm64 --outfile dist/bin/codex-acp-arm64-darwin
+
+echo "Packaging artifacts in GitHub Actions format..."
+
+(
+  cd "$DIST_DIR"
+  zip -q codex-acp-x64-darwin.zip codex-acp-x64-darwin
+  zip -q codex-acp-arm64-darwin.zip codex-acp-arm64-darwin
+)
+
+X64_VERSION="$("$DIST_DIR/codex-acp-x64-darwin" --version | tail -n 1)"
+ARM64_VERSION="$("$DIST_DIR/codex-acp-arm64-darwin" --version | tail -n 1)"
+
+if [[ "$X64_VERSION" != *" ${VERSION_TAG}" ]]; then
+  echo "Version check failed for x64: $X64_VERSION"
+  exit 1
+fi
+
+if [[ "$ARM64_VERSION" != *" ${VERSION_TAG}" ]]; then
+  echo "Version check failed for arm64: $ARM64_VERSION"
+  exit 1
+fi
+
+echo "Done. Artifacts:"
+ls -lh \
+  "$DIST_DIR/codex-acp-x64-darwin" \
+  "$DIST_DIR/codex-acp-arm64-darwin" \
+  "$DIST_DIR/codex-acp-x64-darwin.zip" \
+  "$DIST_DIR/codex-acp-arm64-darwin.zip"
+
+if [[ -n "$IDEA_CODEX_BIN_DIR" ]]; then
+  echo "Copying local macOS binaries to IntelliJ dev Codex bin dir..."
+  COPIED_ARTIFACTS=()
+
+  for artifact in \
+    "codex-acp-x64-darwin" \
+    "codex-acp-arm64-darwin" \
+    "codex-acp-x64-darwin.zip" \
+    "codex-acp-arm64-darwin.zip"; do
+    source_path="$DIST_DIR/$artifact"
+    target_path="$IDEA_CODEX_BIN_DIR/$artifact"
+
+    if [[ -e "$target_path" ]]; then
+      cp -f "$source_path" "$target_path"
+      COPIED_ARTIFACTS+=("$target_path")
+    else
+      echo "Skipping missing target: $target_path"
+    fi
+  done
+
+  echo "Copied artifacts:"
+  if [[ ${#COPIED_ARTIFACTS[@]} -gt 0 ]]; then
+    ls -lh "${COPIED_ARTIFACTS[@]}"
+  else
+    echo "No existing target artifacts were updated."
+  fi
+else
+  echo "IDEA_CODEX_BIN_DIR is not set; skipping IntelliJ artifact copy."
+fi
+
+echo "Embedded version: ${VERSION_TAG}"

src/index.ts

@@ -30,8 +30,7 @@ if (process.argv[2] === "login") {
 }
 
 function startAcpServer() {
-    const defaultCodexPath = createRequire(import.meta.url).resolve("@openai/codex/bin/codex.js");
-    const codexPath = process.env["CODEX_PATH"] ?? defaultCodexPath;
+    const codexPath = resolveCodexPath();
     const configString = process.env["CODEX_CONFIG"];
     const authRequestString = process.env["DEFAULT_AUTH_REQUEST"];
     const modelProvider = process.env["MODEL_PROVIDER"];
@@ -71,3 +70,19 @@ function startAcpServer() {
 
     new acp.AgentSideConnection(createAgent, acpJsonStream);
 }
+
+function resolveCodexPath(): string {
+    const configuredCodexPath = process.env["CODEX_PATH"];
+    if (configuredCodexPath) {
+        return configuredCodexPath;
+    }
+
+    try {
+        return createRequire(import.meta.url).resolve("@openai/codex/bin/codex.js");
+    } catch (error) {
+        logger.log("Falling back to codex from PATH because @openai/codex/bin/codex.js could not be resolved", {
+            error: error instanceof Error ? error.message : String(error),
+        });
+        return "codex";
+    }
+}