Django 集成 Elasticsearch 搜索引擎

# 下载镜像
docker image pull delron/elasticsearch-ik:2.4.6-1.0

# 或者使用已有的镜像
docker load -i elasticsearch-ik-2.4.6_docker.tar

# elasticsearc-2.4.6/config/elasticsearch.yml第54行，更改ip地址为本机ip地址
network.host: 10.211.55.5

# 运行容器
docker run -dti --network=host --name=elasticsearch -v /home/python/elasticsearch-2.4.6/config:/usr/share/elasticsearch/config delron/elasticsearch-ik:2.4.6-1.0

# 检查容器是否启动
docker ps

pip install drf-haystack
pip install elasticsearch==2.4.1

# 注册子应用
INSTALLED_APPS = [
    ...
    'haystack',
    ...
]

# Haystack
HAYSTACK_CONNECTIONS = {
    'default': {
        'ENGINE': 'haystack.backends.elasticsearch_backend.ElasticsearchSearchEngine',
        'URL': 'http://11.11.11.11:9200/',  # 此处为elasticsearch运行的服务器ip地址，端口号固定为9200
        'INDEX_NAME': 'name_',  # 指定elasticsearch建立的索引库的名称
    },
}

# 当添加、修改、删除数据时，自动生成索引
HAYSTACK_SIGNAL_PROCESSOR = 'haystack.signals.RealtimeSignalProcessor'

class Index(indexes.SearchIndex, indexes.Indexable):
    """索引类"""
    text = indexes.CharField(document=True, use_template=True)
    name = indexes.CharField(model_attr="name")

    def get_model(self):
        """返回建立索引的模型类"""
        return Description

    def index_queryset(self, using=None):
        """返回要建立索引的数据查询集"""
        return self.get_model().objects.all()

{{ object.name }}
{{ object.caption }}
{{ object.id }}

python manage.py rebuild_index

class ASearchSerializer(HaystackViewSet):
    """FileInfo序列化器"""

    class Meta:
        model = Audio
        fields = "__all__"


class AIndexSerializer(HaystackSerializer):
    """FileInfo索引结果数据序列化器"""

    # object = AudioSearchSerializer(read_only=True)

    class Meta:
        index_classes = [AudioIndex]
        fields = ('id', "status", "frequency", "details", "detail_from")

from drf_haystack.viewsets import HaystackViewSet

class SKUSearchViewSet(HaystackViewSet):
    """
    SKU搜索
    """
    index_models = [SKU]

    serializer_class = SKUIndexSerializer

router = DefaultRouter()
router.register('skus/search', views.SKUSearchViewSet, base_name='skus_search')

...

urlpatterns += router.urls