@nestjs/terminus
Version:
Terminus integration provides readiness/liveness health checks for NestJS.
85 lines • 4.21 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
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step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PrismaHealthIndicator = void 0;
const common_1 = require("@nestjs/common");
const utils_1 = require("../../utils");
const health_indicator_service_1 = require("../health-indicator.service");
/**
* The PrismaHealthIndicator contains health indicators
* which are used for health checks related to Prisma
*
* @publicApi
* @module TerminusModule
*/
let PrismaHealthIndicator = class PrismaHealthIndicator {
constructor(healthIndicatorService) {
this.healthIndicatorService = healthIndicatorService;
}
pingDb(timeout, prismaClientSQLOrMongo) {
return __awaiter(this, void 0, void 0, function* () {
// The prisma client generates two different typescript types for different databases
// but inside they've the same methods
// But they will fail when using a document method on sql database, that's why we do the try catch down below
const prismaClient = prismaClientSQLOrMongo;
try {
yield (0, utils_1.promiseTimeout)(timeout, prismaClient.$runCommandRaw({ ping: 1 }));
}
catch (error) {
if (error instanceof Error &&
error.toString().includes('Use the mongodb provider')) {
yield (0, utils_1.promiseTimeout)(timeout, prismaClient.$queryRawUnsafe('SELECT 1'));
return;
}
throw error;
}
});
}
/**
* Checks if the Prisma responds in (default) 1000ms and
* returns a result object corresponding to the result
*
* @param key The key which will be used for the result object
* @param prismaClient PrismaClient
* @param options The options for the ping
*/
pingCheck(key_1, prismaClient_1) {
return __awaiter(this, arguments, void 0, function* (key, prismaClient, options = {}) {
const check = this.healthIndicatorService.check(key);
const timeout = options.timeout || 1000;
try {
yield this.pingDb(timeout, prismaClient);
}
catch (error) {
if (error instanceof utils_1.TimeoutError) {
return check.down(`timeout of ${timeout}ms exceeded`);
}
return check.down();
}
return check.up();
});
}
};
exports.PrismaHealthIndicator = PrismaHealthIndicator;
exports.PrismaHealthIndicator = PrismaHealthIndicator = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [health_indicator_service_1.HealthIndicatorService])
], PrismaHealthIndicator);
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