/// <summary>
/// 搜索日志
/// </summary>
/// <param name="highlight"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="keyword"></param>
/// <param name="logger_name"></param>
/// <param name="page"></param>
/// <param name="pagesize"></param>
/// <returns></returns>
public static async Task <PagerData <ESLogLine, QueryExtData> > Search(
bool highlight = true,
DateTime?start = null, DateTime?end = null,
string keyword = null, string logger_name = null,
int page = 1, int pagesize = 10)
{
var sd = new SearchDescriptor <ESLogLine>();
sd = sd.Index(IndexName);
var query = new QueryContainer();
if (start != null)
{
query &= new DateRangeQuery()
{
Field = nameof(temp.UpdateTime), GreaterThanOrEqualTo = start.Value
};
}
if (end != null)
{
query &= new DateRangeQuery()
{
Field = nameof(temp.UpdateTime), LessThan = end.Value
};
}
if (ValidateHelper.IsPlumpString(keyword))
{
query &= new MatchQuery()
{
Field = nameof(temp.Message),
Query = keyword,
Operator = Operator.Or,
MinimumShouldMatch = "100%"
};
}
if (ValidateHelper.IsPlumpString(logger_name))
{
query &= new TermQuery()
{
Field = nameof(temp.LoggerName), Value = logger_name
};
}
//查询条件
sd = sd.Query(_ => query);
//聚合
sd = sd.Aggregations(x =>
x.Terms(nameof(temp.LoggerName), av => av.Field(nameof(temp.LoggerName)).Size(1000))
.Terms(nameof(temp.Level), av => av.Field(nameof(temp.Level)).Size(1000))
.Terms(nameof(temp.Domain), av => av.Field(nameof(temp.Domain)).Size(1000)));
//高亮
if (highlight)
{
sd = sd.AddHighlightWrapper("<em class='kwd'>", "</em>", x => x.Field(nameof(temp.Message)));
}
//排序
var sort = new SortDescriptor <ESLogLine>();
sort = sort.Descending(x => x.UpdateTime);
sort = sort.Descending(Field.Create("_score", boost: null));
sd = sd.Sort(_ => sort);
//分页
sd = sd.QueryPage_(page, pagesize);
//请求服务器
var client = new ElasticClient(ElasticsearchClientManager.Instance.DefaultClient);
var re = await client.SearchAsync <ESLogLine>(_ => sd);
re.ThrowIfException();
var data = new PagerData <ESLogLine, QueryExtData>();
data.ItemCount = (int)re.Total;
data.DataList = re.Hits.Select(x => x.Source).ToList();
//聚合数据
data.ExtData = new QueryExtData();
data.ExtData.Ass = re.GetAggs();
data.ExtData.Highlight = re.GetHighlights();
return(data);
}
