FM / src

/var/www/verywell.gr/server/delivery/node_modules/@grpc/grpc-js/src/

/var/www/verywell.gr/server/delivery/node_modules/@grpc/grpc-js/src

Name	Size	Mode	Actions
generated/	-	0755	rm
admin.ts	1345	0644	edit dl rm
backoff-timeout.ts	4719	0644	edit dl rm
call-credentials-filter.ts	3003	0644	edit dl rm
call-credentials.ts	6412	0644	edit dl rm
call-stream.ts	29012	0644	edit dl rm
call.ts	5444	0644	edit dl rm
channel-credentials.ts	8753	0644	edit dl rm
channel-options.ts	3249	0644	edit dl rm
channel.ts	30310	0644	edit dl rm
channelz.ts	26226	0644	edit dl rm
client-interceptors.ts	18100	0644	edit dl rm
client.ts	24233	0644	edit dl rm
compression-algorithms.ts	682	0644	edit dl rm
compression-filter.ts	10186	0644	edit dl rm
connectivity-state.ts	699	0644	edit dl rm
constants.ts	1651	0644	edit dl rm
deadline-filter.ts	3358	0644	edit dl rm
duration.ts	1096	0644	edit dl rm
events.ts	1108	0755	edit dl rm
experimental.ts	1317	0644	edit dl rm
filter-stack.ts	2687	0644	edit dl rm
filter.ts	1801	0644	edit dl rm
http_proxy.ts	8827	0644	edit dl rm
index.ts	7850	0644	edit dl rm
load-balancer-child-handler.ts	4863	0644	edit dl rm
load-balancer-outlier-detection.ts	22695	0644	edit dl rm
load-balancer-pick-first.ts	15910	0644	edit dl rm
load-balancer-round-robin.ts	7581	0644	edit dl rm
load-balancer.ts	7483	0644	edit dl rm
logging.ts	3407	0644	edit dl rm
make-client.ts	7201	0644	edit dl rm
max-message-size-filter.ts	3155	0644	edit dl rm
metadata.ts	9035	0644	edit dl rm
object-stream.ts	2214	0644	edit dl rm
picker.ts	4685	0644	edit dl rm
resolver-dns.ts	12970	0644	edit dl rm
resolver-ip.ts	3556	0644	edit dl rm
resolver-uds.ts	1611	0644	edit dl rm
resolver.ts	5802	0644	edit dl rm
resolving-load-balancer.ts	11443	0644	edit dl rm
server-call.ts	25825	0644	edit dl rm
server-credentials.ts	2822	0644	edit dl rm
server.ts	32396	0644	edit dl rm
service-config.ts	10544	0644	edit dl rm
status-builder.ts	1780	0755	edit dl rm
stream-decoder.ts	3501	0755	edit dl rm
subchannel-address.ts	2198	0644	edit dl rm
subchannel-interface.ts	2643	0644	edit dl rm
subchannel-pool.ts	5380	0644	edit dl rm
subchannel.ts	35173	0644	edit dl rm
tls-helpers.ts	1088	0644	edit dl rm
uri-parser.ts	2814	0644	edit dl rm

Edit: /var/www/verywell.gr/server/delivery/node_modules/@grpc/grpc-js/src/load-balancer-child-handler.ts (4863B)

/*
 * Copyright 2020 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

import {
  LoadBalancer,
  ChannelControlHelper,
  LoadBalancingConfig,
  createLoadBalancer,
} from './load-balancer';
import { SubchannelAddress } from './subchannel-address';
import { ChannelOptions } from './channel-options';
import { ConnectivityState } from './connectivity-state';
import { Picker } from './picker';
import { ChannelRef, SubchannelRef } from './channelz';
import { SubchannelInterface } from './subchannel-interface';

const TYPE_NAME = 'child_load_balancer_helper';

export class ChildLoadBalancerHandler implements LoadBalancer {
  private currentChild: LoadBalancer | null = null;
  private pendingChild: LoadBalancer | null = null;

private ChildPolicyHelper = class {
    private child: LoadBalancer | null = null;
    constructor(private parent: ChildLoadBalancerHandler) {}
    createSubchannel(
      subchannelAddress: SubchannelAddress,
      subchannelArgs: ChannelOptions
    ): SubchannelInterface {
      return this.parent.channelControlHelper.createSubchannel(
        subchannelAddress,
        subchannelArgs
      );
    }
    updateState(connectivityState: ConnectivityState, picker: Picker): void {
      if (this.calledByPendingChild()) {
        if (connectivityState !== ConnectivityState.READY) {
          return;
        }
        this.parent.currentChild?.destroy();
        this.parent.currentChild = this.parent.pendingChild;
        this.parent.pendingChild = null;
      } else if (!this.calledByCurrentChild()) {
        return;
      }
      this.parent.channelControlHelper.updateState(connectivityState, picker);
    }
    requestReresolution(): void {
      const latestChild = this.parent.pendingChild ?? this.parent.currentChild;
      if (this.child === latestChild) {
        this.parent.channelControlHelper.requestReresolution();
      }
    }
    setChild(newChild: LoadBalancer) {
      this.child = newChild;
    }
    addChannelzChild(child: ChannelRef | SubchannelRef) {
      this.parent.channelControlHelper.addChannelzChild(child);
    }
    removeChannelzChild(child: ChannelRef | SubchannelRef) {
      this.parent.channelControlHelper.removeChannelzChild(child);
    }
    
    private calledByPendingChild(): boolean {
      return this.child === this.parent.pendingChild;
    }
    private calledByCurrentChild(): boolean {
      return this.child === this.parent.currentChild;
    }
  };

constructor(private readonly channelControlHelper: ChannelControlHelper) {}

/**
   * Prerequisites: lbConfig !== null and lbConfig.name is registered
   * @param addressList
   * @param lbConfig
   * @param attributes
   */
  updateAddressList(
    addressList: SubchannelAddress[],
    lbConfig: LoadBalancingConfig,
    attributes: { [key: string]: unknown }
  ): void {
    let childToUpdate: LoadBalancer;
    if (
      this.currentChild === null ||
      this.currentChild.getTypeName() !== lbConfig.getLoadBalancerName()
    ) {
      const newHelper = new this.ChildPolicyHelper(this);
      const newChild = createLoadBalancer(lbConfig, newHelper)!;
      newHelper.setChild(newChild);
      if (this.currentChild === null) {
        this.currentChild = newChild;
        childToUpdate = this.currentChild;
      } else {
        if (this.pendingChild) {
          this.pendingChild.destroy();
        }
        this.pendingChild = newChild;
        childToUpdate = this.pendingChild;
      }
    } else {
      if (this.pendingChild === null) {
        childToUpdate = this.currentChild;
      } else {
        childToUpdate = this.pendingChild;
      }
    }
    childToUpdate.updateAddressList(addressList, lbConfig, attributes);
  }
  exitIdle(): void {
    if (this.currentChild) {
      this.currentChild.exitIdle();
      if (this.pendingChild) {
        this.pendingChild.exitIdle();
      }
    }
  }
  resetBackoff(): void {
    if (this.currentChild) {
      this.currentChild.resetBackoff();
      if (this.pendingChild) {
        this.pendingChild.resetBackoff();
      }
    }
  }
  destroy(): void {
    if (this.currentChild) {
      this.currentChild.destroy();
      this.currentChild = null;
    }
    if (this.pendingChild) {
      this.pendingChild.destroy();
      this.pendingChild = null;
    }
  }
  getTypeName(): string {
    return TYPE_NAME;
  }
}

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