heath impl

This commit is contained in:
JurTI-BR
2025-04-02 19:31:13 -03:00
parent 15bb11fc4c
commit 8ba6f345c7
32 changed files with 2620 additions and 395 deletions

115
src/health/dist/health.controller.js vendored Normal file
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"use strict";
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;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
exports.__esModule = true;
exports.HealthController = void 0;
var common_1 = require("@nestjs/common");
var terminus_1 = require("@nestjs/terminus");
var swagger_1 = require("@nestjs/swagger");
var os = require("os");
var HealthController = /** @class */ (function () {
function HealthController(health, http, disk, memory, typeOrmHealth, dbPoolStats, configService) {
this.health = health;
this.http = http;
this.disk = disk;
this.memory = memory;
this.typeOrmHealth = typeOrmHealth;
this.dbPoolStats = dbPoolStats;
this.configService = configService;
// Define o caminho correto para o disco, baseado no sistema operacional
this.diskPath = os.platform() === 'win32' ? 'C:\\' : '/';
}
HealthController.prototype.check = function () {
var _this = this;
return this.health.check([
// Verifica o status da própria aplicação
function () { return _this.http.pingCheck('api', 'http://localhost:8066/docs'); },
// Verifica espaço em disco (espaço livre < 80%)
function () { return _this.disk.checkStorage('disk_percent', {
path: _this.diskPath,
thresholdPercent: 0.8
}); },
// Verifica espaço em disco (pelo menos 500MB livres)
function () { return _this.disk.checkStorage('disk_space', {
path: _this.diskPath,
threshold: 500 * 1024 * 1024
}); },
// Verifica uso de memória (heap <150MB)
function () { return _this.memory.checkHeap('memory_heap', 150 * 1024 * 1024); },
// Verifica as conexões de banco de dados
function () { return _this.typeOrmHealth.checkOracle(); },
function () { return _this.typeOrmHealth.checkPostgres(); },
]);
};
HealthController.prototype.checkDatabase = function () {
var _this = this;
return this.health.check([
function () { return _this.typeOrmHealth.checkOracle(); },
function () { return _this.typeOrmHealth.checkPostgres(); },
]);
};
HealthController.prototype.checkMemory = function () {
var _this = this;
return this.health.check([
function () { return _this.memory.checkHeap('memory_heap', 150 * 1024 * 1024); },
function () { return _this.memory.checkRSS('memory_rss', 300 * 1024 * 1024); },
]);
};
HealthController.prototype.checkDisk = function () {
var _this = this;
return this.health.check([
// Verificar espaço em disco usando porcentagem
function () { return _this.disk.checkStorage('disk_percent', {
path: _this.diskPath,
thresholdPercent: 0.8
}); },
// Verificar espaço em disco usando valor absoluto
function () { return _this.disk.checkStorage('disk_space', {
path: _this.diskPath,
threshold: 500 * 1024 * 1024
}); },
]);
};
HealthController.prototype.checkPoolStats = function () {
var _this = this;
return this.health.check([
function () { return _this.dbPoolStats.checkOraclePoolStats(); },
function () { return _this.dbPoolStats.checkPostgresPoolStats(); },
]);
};
__decorate([
common_1.Get(),
terminus_1.HealthCheck(),
swagger_1.ApiOperation({ summary: 'Verificar saúde geral da aplicação' })
], HealthController.prototype, "check");
__decorate([
common_1.Get('db'),
terminus_1.HealthCheck(),
swagger_1.ApiOperation({ summary: 'Verificar saúde das conexões de banco de dados' })
], HealthController.prototype, "checkDatabase");
__decorate([
common_1.Get('memory'),
terminus_1.HealthCheck(),
swagger_1.ApiOperation({ summary: 'Verificar uso de memória' })
], HealthController.prototype, "checkMemory");
__decorate([
common_1.Get('disk'),
terminus_1.HealthCheck(),
swagger_1.ApiOperation({ summary: 'Verificar espaço em disco' })
], HealthController.prototype, "checkDisk");
__decorate([
common_1.Get('pool'),
terminus_1.HealthCheck(),
swagger_1.ApiOperation({ summary: 'Verificar estatísticas do pool de conexões' })
], HealthController.prototype, "checkPoolStats");
HealthController = __decorate([
swagger_1.ApiTags('Health Check'),
common_1.Controller('health')
], HealthController);
return HealthController;
}());
exports.HealthController = HealthController;

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src/health/dist/health.module.js vendored Normal file
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"use strict";
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;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
exports.__esModule = true;
exports.HealthModule = void 0;
var common_1 = require("@nestjs/common");
var terminus_1 = require("@nestjs/terminus");
var axios_1 = require("@nestjs/axios");
var health_controller_1 = require("./health.controller");
var typeorm_health_1 = require("./indicators/typeorm.health");
var db_pool_stats_health_1 = require("./indicators/db-pool-stats.health");
var config_1 = require("@nestjs/config");
var HealthModule = /** @class */ (function () {
function HealthModule() {
}
HealthModule = __decorate([
common_1.Module({
imports: [
terminus_1.TerminusModule,
axios_1.HttpModule,
config_1.ConfigModule,
],
controllers: [health_controller_1.HealthController],
providers: [typeorm_health_1.TypeOrmHealthIndicator, db_pool_stats_health_1.DbPoolStatsIndicator]
})
], HealthModule);
return HealthModule;
}());
exports.HealthModule = HealthModule;

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import { Controller, Get } from '@nestjs/common';
import {
HealthCheck,
HealthCheckService,
HttpHealthIndicator,
DiskHealthIndicator,
MemoryHealthIndicator,
} from '@nestjs/terminus';
import { TypeOrmHealthIndicator } from './indicators/typeorm.health';
import { DbPoolStatsIndicator } from './indicators/db-pool-stats.health';
import { ConfigService } from '@nestjs/config';
import { ApiTags, ApiOperation } from '@nestjs/swagger';
import * as os from 'os';
@ApiTags('Health Check')
@Controller('health')
export class HealthController {
private readonly diskPath: string;
constructor(
private health: HealthCheckService,
private http: HttpHealthIndicator,
private disk: DiskHealthIndicator,
private memory: MemoryHealthIndicator,
private typeOrmHealth: TypeOrmHealthIndicator,
private dbPoolStats: DbPoolStatsIndicator,
private configService: ConfigService,
) {
// Define o caminho correto para o disco, baseado no sistema operacional
this.diskPath = os.platform() === 'win32' ? 'C:\\' : '/';
}
@Get()
@HealthCheck()
@ApiOperation({ summary: 'Verificar saúde geral da aplicação' })
check() {
return this.health.check([
// Verifica o status da própria aplicação
() => this.http.pingCheck('api', 'http://localhost:8066/docs'),
// Verifica espaço em disco (espaço livre < 80%)
() => this.disk.checkStorage('disk_percent', {
path: this.diskPath,
thresholdPercent: 0.8, // 80%
}),
// Verifica espaço em disco (pelo menos 500MB livres)
() => this.disk.checkStorage('disk_space', {
path: this.diskPath,
threshold: 500 * 1024 * 1024, // 500MB em bytes
}),
// Verifica uso de memória (heap <150MB)
() => this.memory.checkHeap('memory_heap', 150 * 1024 * 1024), // 150MB
// Verifica as conexões de banco de dados
() => this.typeOrmHealth.checkOracle(),
() => this.typeOrmHealth.checkPostgres(),
]);
}
@Get('db')
@HealthCheck()
@ApiOperation({ summary: 'Verificar saúde das conexões de banco de dados' })
checkDatabase() {
return this.health.check([
() => this.typeOrmHealth.checkOracle(),
() => this.typeOrmHealth.checkPostgres(),
]);
}
@Get('memory')
@HealthCheck()
@ApiOperation({ summary: 'Verificar uso de memória' })
checkMemory() {
return this.health.check([
() => this.memory.checkHeap('memory_heap', 150 * 1024 * 1024),
() => this.memory.checkRSS('memory_rss', 300 * 1024 * 1024),
]);
}
@Get('disk')
@HealthCheck()
@ApiOperation({ summary: 'Verificar espaço em disco' })
checkDisk() {
return this.health.check([
// Verificar espaço em disco usando porcentagem
() => this.disk.checkStorage('disk_percent', {
path: this.diskPath,
thresholdPercent: 0.8,
}),
// Verificar espaço em disco usando valor absoluto
() => this.disk.checkStorage('disk_space', {
path: this.diskPath,
threshold: 500 * 1024 * 1024,
}),
]);
}
@Get('pool')
@HealthCheck()
@ApiOperation({ summary: 'Verificar estatísticas do pool de conexões' })
checkPoolStats() {
return this.health.check([
() => this.dbPoolStats.checkOraclePoolStats(),
() => this.dbPoolStats.checkPostgresPoolStats(),
]);
}
}

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import { Module } from '@nestjs/common';
import { TerminusModule } from '@nestjs/terminus';
import { HttpModule } from '@nestjs/axios';
import { HealthController } from './health.controller';
import { TypeOrmHealthIndicator } from './indicators/typeorm.health';
import { DbPoolStatsIndicator } from './indicators/db-pool-stats.health';
import { ConfigModule } from '@nestjs/config';
@Module({
imports: [
TerminusModule,
HttpModule,
ConfigModule,
],
controllers: [HealthController],
providers: [TypeOrmHealthIndicator, DbPoolStatsIndicator],
})
export class HealthModule {}

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import { Injectable } from '@nestjs/common';
import { HealthIndicator, HealthIndicatorResult } from '@nestjs/terminus';
import { InjectConnection } from '@nestjs/typeorm';
import { DataSource } from 'typeorm';
@Injectable()
export class DbPoolStatsIndicator extends HealthIndicator {
constructor(
@InjectConnection('oracle') private oracleConnection: DataSource,
@InjectConnection('postgres') private postgresConnection: DataSource,
) {
super();
}
async checkOraclePoolStats(): Promise<HealthIndicatorResult> {
const key = 'oracle_pool';
try {
// Obter estatísticas do pool Oracle (usando query específica do Oracle)
const queryResult = await this.oracleConnection.query(`
SELECT
'ORACLEDB_POOL' as source,
COUNT(*) as total_connections
FROM
V$SESSION
WHERE
TYPE = 'USER'
AND PROGRAM LIKE 'nodejs%'
`);
const status = {
isHealthy: true,
totalConnections: queryResult?.[0]?.total_connections || 0,
connectionClass: 'PORTALJURU',
};
return this.getStatus(key, status.isHealthy, {
totalConnections: status.totalConnections,
connectionClass: status.connectionClass,
});
} catch (error) {
// Em caso de erro, ainda retornar um status (não saudável)
return this.getStatus(key, false, {
message: `Erro ao obter estatísticas do pool Oracle: ${error.message}`,
});
}
}
async checkPostgresPoolStats(): Promise<HealthIndicatorResult> {
const key = 'postgres_pool';
try {
// Obter estatísticas do pool PostgreSQL
const queryResult = await this.postgresConnection.query(`
SELECT
count(*) as total_connections,
sum(CASE WHEN state = 'active' THEN 1 ELSE 0 END) as active_connections,
sum(CASE WHEN state = 'idle' THEN 1 ELSE 0 END) as idle_connections
FROM
pg_stat_activity
WHERE
datname = current_database()
AND application_name LIKE 'nodejs%'
`);
const status = {
isHealthy: true,
totalConnections: parseInt(queryResult?.[0]?.total_connections) || 0,
activeConnections: parseInt(queryResult?.[0]?.active_connections) || 0,
idleConnections: parseInt(queryResult?.[0]?.idle_connections) || 0,
};
return this.getStatus(key, status.isHealthy, {
totalConnections: status.totalConnections,
activeConnections: status.activeConnections,
idleConnections: status.idleConnections,
});
} catch (error) {
// Em caso de erro, ainda retornar um status (não saudável)
return this.getStatus(key, false, {
message: `Erro ao obter estatísticas do pool PostgreSQL: ${error.message}`,
});
}
}
}

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"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
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) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
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function verb(n) { return function (v) { return step([n, v]); }; }
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}
};
exports.__esModule = true;
exports.DbPoolStatsIndicator = void 0;
var common_1 = require("@nestjs/common");
var terminus_1 = require("@nestjs/terminus");
var typeorm_1 = require("@nestjs/typeorm");
var DbPoolStatsIndicator = /** @class */ (function (_super) {
__extends(DbPoolStatsIndicator, _super);
function DbPoolStatsIndicator(oracleConnection, postgresConnection) {
var _this = _super.call(this) || this;
_this.oracleConnection = oracleConnection;
_this.postgresConnection = postgresConnection;
return _this;
}
DbPoolStatsIndicator.prototype.checkOraclePoolStats = function () {
var _a;
return __awaiter(this, void 0, Promise, function () {
var key, queryResult, status, error_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
key = 'oracle_pool';
_b.label = 1;
case 1:
_b.trys.push([1, 3, , 4]);
return [4 /*yield*/, this.oracleConnection.query("\n SELECT \n 'ORACLEDB_POOL' as source,\n COUNT(*) as total_connections\n FROM \n V$SESSION \n WHERE \n TYPE = 'USER' \n AND PROGRAM LIKE 'nodejs%'\n ")];
case 2:
queryResult = _b.sent();
status = {
isHealthy: true,
totalConnections: ((_a = queryResult === null || queryResult === void 0 ? void 0 : queryResult[0]) === null || _a === void 0 ? void 0 : _a.total_connections) || 0,
connectionClass: 'PORTALJURU'
};
return [2 /*return*/, this.getStatus(key, status.isHealthy, {
totalConnections: status.totalConnections,
connectionClass: status.connectionClass
})];
case 3:
error_1 = _b.sent();
// Em caso de erro, ainda retornar um status (não saudável)
return [2 /*return*/, this.getStatus(key, false, {
message: "Erro ao obter estat\u00EDsticas do pool Oracle: " + error_1.message
})];
case 4: return [2 /*return*/];
}
});
});
};
DbPoolStatsIndicator.prototype.checkPostgresPoolStats = function () {
var _a, _b, _c;
return __awaiter(this, void 0, Promise, function () {
var key, queryResult, status, error_2;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
key = 'postgres_pool';
_d.label = 1;
case 1:
_d.trys.push([1, 3, , 4]);
return [4 /*yield*/, this.postgresConnection.query("\n SELECT \n count(*) as total_connections,\n sum(CASE WHEN state = 'active' THEN 1 ELSE 0 END) as active_connections,\n sum(CASE WHEN state = 'idle' THEN 1 ELSE 0 END) as idle_connections\n FROM \n pg_stat_activity \n WHERE \n datname = current_database()\n AND application_name LIKE 'nodejs%'\n ")];
case 2:
queryResult = _d.sent();
status = {
isHealthy: true,
totalConnections: parseInt((_a = queryResult === null || queryResult === void 0 ? void 0 : queryResult[0]) === null || _a === void 0 ? void 0 : _a.total_connections) || 0,
activeConnections: parseInt((_b = queryResult === null || queryResult === void 0 ? void 0 : queryResult[0]) === null || _b === void 0 ? void 0 : _b.active_connections) || 0,
idleConnections: parseInt((_c = queryResult === null || queryResult === void 0 ? void 0 : queryResult[0]) === null || _c === void 0 ? void 0 : _c.idle_connections) || 0
};
return [2 /*return*/, this.getStatus(key, status.isHealthy, {
totalConnections: status.totalConnections,
activeConnections: status.activeConnections,
idleConnections: status.idleConnections
})];
case 3:
error_2 = _d.sent();
// Em caso de erro, ainda retornar um status (não saudável)
return [2 /*return*/, this.getStatus(key, false, {
message: "Erro ao obter estat\u00EDsticas do pool PostgreSQL: " + error_2.message
})];
case 4: return [2 /*return*/];
}
});
});
};
DbPoolStatsIndicator = __decorate([
common_1.Injectable(),
__param(0, typeorm_1.InjectConnection('oracle')),
__param(1, typeorm_1.InjectConnection('postgres'))
], DbPoolStatsIndicator);
return DbPoolStatsIndicator;
}(terminus_1.HealthIndicator));
exports.DbPoolStatsIndicator = DbPoolStatsIndicator;

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"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
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return function (target, key) { decorator(target, key, paramIndex); }
};
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
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function verb(n) { return function (v) { return step([n, v]); }; }
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}
};
exports.__esModule = true;
exports.TypeOrmHealthIndicator = void 0;
var common_1 = require("@nestjs/common");
var terminus_1 = require("@nestjs/terminus");
var typeorm_1 = require("@nestjs/typeorm");
var TypeOrmHealthIndicator = /** @class */ (function (_super) {
__extends(TypeOrmHealthIndicator, _super);
function TypeOrmHealthIndicator(oracleConnection, postgresConnection) {
var _this = _super.call(this) || this;
_this.oracleConnection = oracleConnection;
_this.postgresConnection = postgresConnection;
return _this;
}
TypeOrmHealthIndicator.prototype.checkOracle = function () {
return __awaiter(this, void 0, Promise, function () {
var key, isHealthy, result, result;
return __generator(this, function (_a) {
key = 'oracle';
try {
isHealthy = this.oracleConnection.isInitialized;
result = this.getStatus(key, isHealthy);
if (isHealthy) {
return [2 /*return*/, result];
}
throw new terminus_1.HealthCheckError('Oracle healthcheck failed', result);
}
catch (error) {
result = this.getStatus(key, false, { message: error.message });
throw new terminus_1.HealthCheckError('Oracle healthcheck failed', result);
}
return [2 /*return*/];
});
});
};
TypeOrmHealthIndicator.prototype.checkPostgres = function () {
return __awaiter(this, void 0, Promise, function () {
var key, isHealthy, result, result;
return __generator(this, function (_a) {
key = 'postgres';
try {
isHealthy = this.postgresConnection.isInitialized;
result = this.getStatus(key, isHealthy);
if (isHealthy) {
return [2 /*return*/, result];
}
throw new terminus_1.HealthCheckError('Postgres healthcheck failed', result);
}
catch (error) {
result = this.getStatus(key, false, { message: error.message });
throw new terminus_1.HealthCheckError('Postgres healthcheck failed', result);
}
return [2 /*return*/];
});
});
};
TypeOrmHealthIndicator = __decorate([
common_1.Injectable(),
__param(0, typeorm_1.InjectConnection('oracle')),
__param(1, typeorm_1.InjectConnection('postgres'))
], TypeOrmHealthIndicator);
return TypeOrmHealthIndicator;
}(terminus_1.HealthIndicator));
exports.TypeOrmHealthIndicator = TypeOrmHealthIndicator;

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import { Injectable } from '@nestjs/common';
import { HealthIndicator, HealthIndicatorResult, HealthCheckError } from '@nestjs/terminus';
import { InjectConnection } from '@nestjs/typeorm';
import { Connection, DataSource } from 'typeorm';
@Injectable()
export class TypeOrmHealthIndicator extends HealthIndicator {
constructor(
@InjectConnection('oracle') private oracleConnection: DataSource,
@InjectConnection('postgres') private postgresConnection: DataSource,
) {
super();
}
async checkOracle(): Promise<HealthIndicatorResult> {
const key = 'oracle';
try {
// Verifica se a conexão com Oracle está funcionando
const isHealthy = this.oracleConnection.isInitialized;
const result = this.getStatus(key, isHealthy);
if (isHealthy) {
return result;
}
throw new HealthCheckError('Oracle healthcheck failed', result);
} catch (error) {
// Se houver qualquer erro, consideramos a conexão como não saudável
const result = this.getStatus(key, false, { message: error.message });
throw new HealthCheckError('Oracle healthcheck failed', result);
}
}
async checkPostgres(): Promise<HealthIndicatorResult> {
const key = 'postgres';
try {
// Verifica se a conexão com Postgres está funcionando
const isHealthy = this.postgresConnection.isInitialized;
const result = this.getStatus(key, isHealthy);
if (isHealthy) {
return result;
}
throw new HealthCheckError('Postgres healthcheck failed', result);
} catch (error) {
// Se houver qualquer erro, consideramos a conexão como não saudável
const result = this.getStatus(key, false, { message: error.message });
throw new HealthCheckError('Postgres healthcheck failed', result);
}
}
}