environment.ts•2.23 kB
import { GrafanaConfig } from '../types/config';
import * as dotenv from 'dotenv';
dotenv.config();
export function loadGrafanaConfig(): Partial<GrafanaConfig> {
const config: Partial<GrafanaConfig> = {
debug: process.env.DEBUG === 'true',
includeArgumentsInSpans: process.env.INCLUDE_ARGUMENTS_IN_SPANS === 'true',
url: process.env.GRAFANA_URL || '',
};
// Service account token (preferred)
if (process.env.GRAFANA_SERVICE_ACCOUNT_TOKEN) {
config.serviceAccountToken = process.env.GRAFANA_SERVICE_ACCOUNT_TOKEN;
}
// Legacy API key (deprecated)
if (process.env.GRAFANA_API_KEY) {
console.warn(
'Warning: GRAFANA_API_KEY is deprecated. Please use GRAFANA_SERVICE_ACCOUNT_TOKEN instead.'
);
config.apiKey = process.env.GRAFANA_API_KEY;
}
// Basic auth
if (process.env.GRAFANA_USERNAME && process.env.GRAFANA_PASSWORD) {
config.username = process.env.GRAFANA_USERNAME;
config.password = process.env.GRAFANA_PASSWORD;
}
// Cloud tokens
if (process.env.GRAFANA_ACCESS_TOKEN) {
config.accessToken = process.env.GRAFANA_ACCESS_TOKEN;
}
if (process.env.GRAFANA_ID_TOKEN) {
config.idToken = process.env.GRAFANA_ID_TOKEN;
}
// TLS config
if (
process.env.TLS_CERT_FILE ||
process.env.TLS_KEY_FILE ||
process.env.TLS_CA_FILE ||
process.env.TLS_SKIP_VERIFY
) {
config.tlsConfig = {
certFile: process.env.TLS_CERT_FILE,
keyFile: process.env.TLS_KEY_FILE,
caFile: process.env.TLS_CA_FILE,
skipVerify: process.env.TLS_SKIP_VERIFY === 'true',
};
}
return config;
}
export function validateGrafanaConfig(config: Partial<GrafanaConfig>): GrafanaConfig {
if (!config.url) {
throw new Error('GRAFANA_URL environment variable is required');
}
// Check for at least one auth method
const hasAuth =
config.serviceAccountToken ||
config.apiKey ||
(config.username && config.password) ||
config.accessToken;
if (!hasAuth) {
throw new Error(
'At least one authentication method is required: ' +
'GRAFANA_SERVICE_ACCOUNT_TOKEN, GRAFANA_API_KEY, ' +
'GRAFANA_USERNAME/PASSWORD, or GRAFANA_ACCESS_TOKEN'
);
}
return config as GrafanaConfig;
}