github.com/weaviate/weaviate@v1.24.6/usecases/sharding/remote_node.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package sharding
    13  
    14  import (
    15  	"context"
    16  	"fmt"
    17  
    18  	"github.com/weaviate/weaviate/entities/models"
    19  )
    20  
    21  type RemoteNodeClient interface {
    22  	GetNodeStatus(ctx context.Context, hostName, className, output string) (*models.NodeStatus, error)
    23  }
    24  
    25  type RemoteNode struct {
    26  	client       RemoteNodeClient
    27  	nodeResolver nodeResolver
    28  }
    29  
    30  func NewRemoteNode(nodeResolver nodeResolver, client RemoteNodeClient) *RemoteNode {
    31  	return &RemoteNode{
    32  		client:       client,
    33  		nodeResolver: nodeResolver,
    34  	}
    35  }
    36  
    37  func (rn *RemoteNode) GetNodeStatus(ctx context.Context, nodeName, className, output string) (*models.NodeStatus, error) {
    38  	host, ok := rn.nodeResolver.NodeHostname(nodeName)
    39  	if !ok {
    40  		return nil, fmt.Errorf("resolve node name %q to host", nodeName)
    41  	}
    42  	return rn.client.GetNodeStatus(ctx, host, className, output)
    43  }