1 files changed, 24 insertions, 0 deletions
diff --git a/packages/core/src/util/opencode-process.ts b/packages/core/src/util/opencode-process.ts
new file mode 100644
index 000000000..f59270ad2
--- /dev/null
+++ b/packages/core/src/util/opencode-process.ts
@@ -0,0 +1,24 @@
+export const OPENCODE_RUN_ID = "OPENCODE_RUN_ID"
+export const OPENCODE_PROCESS_ROLE = "OPENCODE_PROCESS_ROLE"
+
+export function ensureRunID() {
+  return (process.env[OPENCODE_RUN_ID] ??= crypto.randomUUID())
+}
+
+export function ensureProcessRole(fallback: "main" | "worker") {
+  return (process.env[OPENCODE_PROCESS_ROLE] ??= fallback)
+}
+
+export function ensureProcessMetadata(fallback: "main" | "worker") {
+  return {
+    runID: ensureRunID(),
+    processRole: ensureProcessRole(fallback),
+  }
+}
+
+export function sanitizedProcessEnv(overrides?: Record<string, string>) {
+  const env = Object.fromEntries(
+    Object.entries(process.env).filter((entry): entry is [string, string] => entry[1] !== undefined),
+  )
+  return overrides ? Object.assign(env, overrides) : env
+}