Method addUpstream

github-actions/browserstack/set-browserstack-env.js:8707–8733

(upstream)

          this[kOptions] = opts;
          this[kIndex] = -1;
          this[kCurrentWeight] = 0;
          this[kMaxWeightPerServer] = this[kOptions].maxWeightPerServer || 100;
          this[kErrorPenalty] = this[kOptions].errorPenalty || 15;
          if (!Array.isArray(upstreams)) {
            upstreams = [upstreams];
          }
          if (typeof factory !== "function") {
            throw new InvalidArgumentError("factory must be a function.");
          }
          this[kInterceptors] = ((_a2 = opts.interceptors) == null ? void 0 : _a2.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();
          });