Function getPluginMcpServers

src/utils/plugins/mcpPluginIntegration.ts:589–634

(
  plugin: LoadedPlugin,
  errors: PluginError[] = [],
)

 * the proper environment variables and scope applied
 */
export async function getPluginMcpServers(
  plugin: LoadedPlugin,
  errors: PluginError[] = [],
): Promise<Record<string, ScopedMcpServerConfig> | undefined> {
  if (!plugin.enabled) {
    return undefined
  }

  // Use cached servers if available
  const servers =
    plugin.mcpServers || (await loadPluginMcpServers(plugin, errors))
  if (!servers) {
    return undefined
  }

  // Resolve environment variables. Same per-server try/catch as
  // extractMcpServersFromPlugins above: a partial saved channel config
  // (plugin update added a required field) would make
  // substituteUserConfigVariables throw inside resolvePluginMcpEnvironment,
  // and this function runs inside Promise.all at config.ts:911 — one
  // uncaught throw crashes all plugin MCP loading.
  const resolvedServers: Record<string, McpServerConfig> = {}
  for (const [name, config] of Object.entries(servers)) {
    const userConfig = buildMcpUserConfig(plugin, name)
    try {
      resolvedServers[name] = resolvePluginMcpEnvironment(
        config,
        plugin,
        userConfig,
        errors,
        plugin.name,
        name,
      )
    } catch (err) {
      errors?.push({
        type: 'generic-error',
        source: name,
        plugin: plugin.name,
        error: errorMessage(err),
      })
    }
  }

  // Add plugin scope
  return addPluginScopeToServers(resolvedServers, plugin.name, plugin.source)
}