How to use @godaddy/terminus - 10 common examples

To help you get started, we’ve selected a few @godaddy/terminus examples, based on popular ways it is used in public projects.

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github aws-samples / aws-reinvent-2019-trivia-game / trivia-backend / app / service.js View on Github external
function onSignal() {
  console.log('server is starting cleanup');
  return Promise.all([
    // add any clean-up logic
  ]);
}

function onShutdown () {
  console.log('cleanup finished, server is shutting down');
}

function onHealthCheck() {
  return Promise.resolve();
}

createTerminus(server, {
  signals: ['SIGHUP','SIGINT','SIGTERM'],
  healthChecks: {
    '/health': onHealthCheck,
    '/': onHealthCheck
  },
  onSignal,
  onShutdown
});

server.listen(port, () => {
  console.log(`Listening on port ${port}`);
});

module.exports = server;
github nestjs / terminus / lib / health-indicators / dns / dns.health.ts View on Github external
private generateHttpError(key: string, error: AxiosError) {
    // TODO: Check for `error.isAxiosError`
    // Upgrade axios for that as soon ^0.19.0 is released
    if (error) {
      const response: { [key: string]: any } = {
        message: error.message,
      };
      if (error.response) {
        response.statusCode = error.response.status;
        response.statusText = error.response.statusText;
      }
      throw new HealthCheckError(
        error.message,
        this.getStatus(key, false, response),
      );
    }
  }
github egovernments / egov-services / rainmaker / firenoc-services / src / index.js View on Github external
import api from "./api";
import config from "./config.json";
import tracer from "./middleware/tracer";
import terminusOptions from "./utils/health";
import envVariables from "./envVariables";
import "./kafka/consumer";
var swaggerUi = require("swagger-ui-express"),
  swaggerDocument = require("./swagger.json");
const { createTerminus } = require("@godaddy/terminus");


let app = express();
app.server = http.createServer(app);

// Enable health checks and kubernetes shutdown hooks
createTerminus(app.server, terminusOptions);

// logger
app.use(morgan("dev"));

// 3rd party middleware
app.use(
  cors({
    exposedHeaders: config.corsHeaders
  })
);

app.use(
  bodyParser.json({
    limit: config.bodyLimit
  })
);
github gardener / dashboard / backend / server.js View on Github external

'use strict'

const http = require('http')
const { createTerminus } = require('@godaddy/terminus')
const app = require('./lib/app')
const port = app.get('port')
const logger = app.get('logger')
const healthCheck = app.get('healthCheck')
const periodSeconds = app.get('periodSeconds')
const io = app.get('io')()

// create server
const server = http.createServer(app)
io.attach(server)
createTerminus(server, {
  healthChecks: {
    '/healthz': healthCheck
  },
  beforeShutdown,
  onSignal,
  onShutdown,
  logger: (...args) => logger.error(...args)
})
server.listen(port, () => {
  logger.info(`Server listening on port ${port}`)
})

async function onSignal () {
  logger.debug('Server is starting cleanup')
  try {
    await new Promise(resolve => io.close(resolve))
github nestjs / terminus / e2e / custom-logger.e2e-spec.ts View on Github external
it('should log an error to the custom logger if an error has been thrown', async () => {
    const mockLogger = (message: string, error: HealthCheckError) => {
      expect(message).toBe('healthcheck failed');
      expect(error.causes).toEqual({ test: 'test' });
    };

    const healthError = new HealthCheckError('test', { test: 'test' });
    const testHealthInidcator = async () => {
      throw healthError;
    };

    const endpoints: TerminusEndpoint[] = [
      {
        url: '/health',
        healthIndicators: [testHealthInidcator],
      },
    ];

    [app, port] = await bootstrapModule({
      useFactory: (): TerminusModuleOptions => ({
        endpoints,
        logger: mockLogger,
      }),
github nestjs / terminus / lib / health-indicators / microservice / grpc.health.ts View on Github external
timeout: 1000,
      healthServiceName: 'Health',
    };

    const settings = { ...defaultOptions, ...options };

    const client = this.createClient(settings);

    let healthService: GRPCHealthService;
    try {
      healthService = client.getService(
        settings.healthServiceName,
      );
    } catch (err) {
      if (err instanceof TypeError) throw err;
      throw new HealthCheckError(
        err.message,
        this.getStatus(key, false, { message: err.message }),
      );
    }

    let response: HealthCheckResponse;

    try {
      response = await promiseTimeout(
        settings.timeout,
        settings.healthServiceCheck(healthService, service),
      );
    } catch (err) {
      if (err instanceof PromiseTimeoutError) {
        throw new TimeoutError(
          settings.timeout,
github danielwii / asuna-node-server / src / modules / providers / mq.health.ts View on Github external
async isHealthy(key: string): Promise {
    const isHealthy = MQProvider.enabled;

    const result = this.getStatus(key, isHealthy, {
      enabled: MQProvider.enabled,
    });

    if (isHealthy) {
      return result;
    }
    throw new HealthCheckError('MQCheck failed', result);
  }
}
github danielwii / asuna-node-server / src / modules / providers / redis.health.ts View on Github external
async isHealthy(key: string): Promise {
    const redisClientObject = RedisProvider.instance.getRedisClient();
    const isHealthy = !redisClientObject.isEnabled || redisClientObject.isHealthy;

    const result = this.getStatus(key, isHealthy, {
      enabled: redisClientObject.isEnabled,
      isHealthy: redisClientObject.isHealthy,
      config: redisClientObject.redisOptions,
    });

    if (isHealthy) {
      return result;
    }
    throw new HealthCheckError('RedisCheck failed', result);
  }
}
github nestjs / terminus / lib / health-indicators / microservice / microservice.health.ts View on Github external
private generateError(key: string, error: Error, timeout: number) {
    if (!error) {
      return;
    }
    if (error instanceof PromiseTimeoutError) {
      throw new TimeoutError(
        timeout,
        this.getStatus(key, false, {
          message: `timeout of ${timeout}ms exceeded`,
        }),
      );
    }
    throw new HealthCheckError(
      error.message,
      this.getStatus(key, false, {
        message: error.message,
      }),
    );
  }
github nestjs / terminus / lib / terminus-bootstrap.service.ts View on Github external
return async () => {
      const { results, errors } = await this.executeHealthIndicators(
        endpoint.healthIndicators,
      );

      const info = (results || [])
        .concat(errors || [])
        .reduce(
          (previous: Object, current: Object) =>
            Object.assign(previous, current),
          {},
        );

      if (errors.length) {
        throw new HealthCheckError('Healthcheck failed', info);
      } else {
        return info;
      }
    };
  }

@godaddy/terminus

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MIT
Latest version published 1 year ago

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