dubbo.apache.org/dubbo-go/v3@v3.1.1/xds/client/dump.go (about)

     1  /*
     2   * Licensed to the Apache Software Foundation (ASF) under one or more
     3   * contributor license agreements.  See the NOTICE file distributed with
     4   * this work for additional information regarding copyright ownership.
     5   * The ASF licenses this file to You under the Apache License, Version 2.0
     6   * (the "License"); you may not use this file except in compliance with
     7   * the License.  You may obtain a copy of the License at
     8   *
     9   *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  
    18  /*
    19   *
    20   * Copyright 2021 gRPC authors.
    21   *
    22   */
    23  
    24  package client
    25  
    26  import (
    27  	"dubbo.apache.org/dubbo-go/v3/xds/client/resource"
    28  )
    29  
    30  func mergeMaps(maps []map[string]resource.UpdateWithMD) map[string]resource.UpdateWithMD {
    31  	ret := make(map[string]resource.UpdateWithMD)
    32  	for _, m := range maps {
    33  		for k, v := range m {
    34  			ret[k] = v
    35  		}
    36  	}
    37  	return ret
    38  }
    39  
    40  func (c *clientImpl) dump(t resource.ResourceType) map[string]resource.UpdateWithMD {
    41  	c.authorityMu.Lock()
    42  	defer c.authorityMu.Unlock()
    43  	maps := make([]map[string]resource.UpdateWithMD, 0, len(c.authorities))
    44  	for _, a := range c.authorities {
    45  		maps = append(maps, a.dump(t))
    46  	}
    47  	return mergeMaps(maps)
    48  }
    49  
    50  // DumpLDS returns the status and contents of LDS.
    51  func (c *clientImpl) DumpLDS() map[string]resource.UpdateWithMD {
    52  	return c.dump(resource.ListenerResource)
    53  }
    54  
    55  // DumpRDS returns the status and contents of RDS.
    56  func (c *clientImpl) DumpRDS() map[string]resource.UpdateWithMD {
    57  	return c.dump(resource.RouteConfigResource)
    58  }
    59  
    60  // DumpCDS returns the status and contents of CDS.
    61  func (c *clientImpl) DumpCDS() map[string]resource.UpdateWithMD {
    62  	return c.dump(resource.ClusterResource)
    63  }
    64  
    65  // DumpEDS returns the status and contents of EDS.
    66  func (c *clientImpl) DumpEDS() map[string]resource.UpdateWithMD {
    67  	return c.dump(resource.EndpointsResource)
    68  }