Function parseConfig

packages/backend/src/config/parseConfig.ts:2074–2838

()

];

export const parseConfig = (): LightdashConfig => {
    const lightdashSecret = process.env.LIGHTDASH_SECRET;
    if (!lightdashSecret) {
        throw new ParseError(
            `Must specify environment variable LIGHTDASH_SECRET. Keep this value hidden!`,
            {},
        );
    }
    const lightdashMode = process.env.LIGHTDASH_MODE;
    if (lightdashMode !== undefined && !isLightdashMode(lightdashMode)) {
        throw new ParseError(
            `Lightdash mode set by environment variable LIGHTDASH_MODE=${lightdashMode} is invalid. Must be one of ${Object.values(
                LightdashMode,
            )}`,
            {},
        );
    }

    const mode = lightdashMode || LightdashMode.DEFAULT;

    const siteUrl = process.env.SITE_URL || 'http://localhost:8080';
    if (
        process.env.NODE_ENV !== 'development' &&
        siteUrl.includes('localhost')
    ) {
        console.log(
            `WARNING: Using ${siteUrl} as the base SITE_URL for Lightdash. This is not suitable for production. Update with a top-level domain using https such as https://lightdash.mycompany.com`,
        );
    }

    const iframeAllowedDomains = getArrayFromCommaSeparatedList(
        'LIGHTDASH_IFRAME_EMBEDDING_DOMAINS',
    );
    const corsAllowedDomains = getArrayFromCommaSeparatedList(
        'LIGHTDASH_CORS_ALLOWED_DOMAINS',
    );
    const iframeEmbeddingEnabled = iframeAllowedDomains.length > 0;
    const corsEnabled = process.env.LIGHTDASH_CORS_ENABLED !== 'false';
    const secureCookies = process.env.SECURE_COOKIES === 'true';
    const useSecureBrowser = process.env.USE_SECURE_BROWSER === 'true';
    const browserProtocol = useSecureBrowser ? 'wss' : 'ws';
    const browserEndpoint = useSecureBrowser
        ? `${browserProtocol}://${process.env.HEADLESS_BROWSER_HOST}`
        : `${browserProtocol}://${process.env.HEADLESS_BROWSER_HOST}:${process.env.HEADLESS_BROWSER_PORT}`;

    if (iframeEmbeddingEnabled && !secureCookies) {
        throw new ParameterError(
            'To enable iframe embedding, SECURE_COOKIES must be set to true',
        );
    }

    const rawCopilotConfig = getAiConfig();
    const copilotConfigParse =
        aiCopilotConfigSchema.safeParse(rawCopilotConfig);

    let copilotConfig: AiCopilotConfigSchemaType;
    if (!copilotConfigParse.success) {
        copilotConfig = rawCopilotConfig as AiCopilotConfigSchemaType;