[Init] Initial commit - NetMesh terminal manager

electron/capabilities/rpcTimeouts.cjs

@@ -0,0 +1,67 @@
+"use strict";
+
+const { CAPABILITY_SURFACES, PERMISSION_MODES, RPC_TIMEOUT_DEFAULTS } = require("./constants.cjs");
+const { getCapabilityByRpcMethod } = require("./registry.cjs");
+const { requiresApprovalInConfirmMode } = require("./policy.cjs");
+
+const {
+  DEFAULT_RPC_TIMEOUT_MS,
+  DEFAULT_OPERATION_TIMEOUT_MS,
+  RPC_TIMEOUT_BUFFER_MS,
+  DEFAULT_APPROVAL_TIMEOUT_MS,
+} = RPC_TIMEOUT_DEFAULTS;
+
+function isLongRunningRpcMethod(method, surface = CAPABILITY_SURFACES.BUILTIN) {
+  const capability = getCapabilityByRpcMethod(method, surface);
+  return Boolean(capability?.policy.longRunning);
+}
+
+function isApprovalWaitRpcMethod(method, surface, permissionMode) {
+  if (permissionMode !== PERMISSION_MODES.CONFIRM) return false;
+  const capability = getCapabilityByRpcMethod(method, surface);
+  return requiresApprovalInConfirmMode(capability, surface);
+}
+
+function resolveRpcTimeoutMs(
+  method,
+  {
+    surface = CAPABILITY_SURFACES.BUILTIN,
+    bridgeCommandTimeoutMs = null,
+    bridgePermissionMode = null,
+    bridgeApprovalTimeoutMs = null,
+    defaultOperationTimeoutMs = DEFAULT_OPERATION_TIMEOUT_MS,
+    defaultApprovalTimeoutMs = DEFAULT_APPROVAL_TIMEOUT_MS,
+    defaultRpcTimeoutMs = DEFAULT_RPC_TIMEOUT_MS,
+    timeoutBufferMs = RPC_TIMEOUT_BUFFER_MS,
+  } = {},
+) {
+  const operationTimeoutMs = isLongRunningRpcMethod(method, surface)
+    ? (Number.isFinite(bridgeCommandTimeoutMs) && bridgeCommandTimeoutMs > 0
+      ? bridgeCommandTimeoutMs
+      : defaultOperationTimeoutMs)
+    : 0;
+
+  const approvalTimeoutMs = isApprovalWaitRpcMethod(method, surface, bridgePermissionMode)
+    ? (Number.isFinite(bridgeApprovalTimeoutMs) && bridgeApprovalTimeoutMs > 0
+      ? bridgeApprovalTimeoutMs
+      : defaultApprovalTimeoutMs)
+    : 0;
+
+  if (operationTimeoutMs > 0 && approvalTimeoutMs > 0) {
+    return Math.max(defaultRpcTimeoutMs, approvalTimeoutMs + operationTimeoutMs + timeoutBufferMs);
+  }
+  if (operationTimeoutMs > 0) {
+    return Math.max(defaultRpcTimeoutMs, operationTimeoutMs + timeoutBufferMs);
+  }
+  if (approvalTimeoutMs > 0) {
+    return Math.max(defaultRpcTimeoutMs, approvalTimeoutMs + timeoutBufferMs);
+  }
+  return defaultRpcTimeoutMs;
+}
+
+module.exports = {
+  isLongRunningRpcMethod,
+  isApprovalWaitRpcMethod,
+  resolveRpcTimeoutMs,
+  RPC_TIMEOUT_DEFAULTS,
+};