Method addUpstream

out/cli.cjs:55786–55812

(upstream)

        }
        this[kInterceptors] = opts.interceptors && opts.interceptors.BalancedPool && Array.isArray(opts.interceptors.BalancedPool) ? opts.interceptors.BalancedPool : [];
        this[kFactory] = factory;
        for (const upstream of upstreams) {
          this.addUpstream(upstream);
        }
        this._updateBalancedPoolStats();
      }
      addUpstream(upstream) {
        const upstreamOrigin = parseOrigin(upstream).origin;
        if (this[kClients].find((pool2) => pool2[kUrl].origin === upstreamOrigin && pool2.closed !== true && pool2.destroyed !== true)) {
          return this;
        }
        const pool = this[kFactory](upstreamOrigin, Object.assign({}, this[kOptions]));
        this[kAddClient](pool);
        pool.on("connect", () => {
          pool[kWeight] = Math.min(this[kMaxWeightPerServer], pool[kWeight] + this[kErrorPenalty]);
        });
        pool.on("connectionError", () => {
          pool[kWeight] = Math.max(1, pool[kWeight] - this[kErrorPenalty]);
          this._updateBalancedPoolStats();
        });
        pool.on("disconnect", (...args) => {
          const err = args[2];
          if (err && err.code === "UND_ERR_SOCKET") {
            pool[kWeight] = Math.max(1, pool[kWeight] - this[kErrorPenalty]);
            this._updateBalancedPoolStats();
          }
        });
        for (const client of this[kClients]) {
          client[kWeight] = this[kMaxWeightPerServer];
        }