opsx
16306a9532
- POST /logs/metrics:LogQL 指标查询代理,[$step] 占位符按跨度自适应步长,返回多序列(httptest 假 Loki 单测) - 快捷查询:选中 App/Pod 即写入输入框并立即查询,面板保持打开支持 Pod 级联;命名空间仅级联筛选不插入,切换时清理失效标签 - 删除冗余的「查询该范围日志」「指定副本日志」按钮;Ingress 按钮仅在选择 ingress 命名空间/app 时显示 - /logs 支持 ?q= 预填自动执行(表格「查看日志」跳转入口) - 清理无引用死组件 LogResults/LogHistogram
83 lines
2.4 KiB
Go
83 lines
2.4 KiB
Go
package services
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import (
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"context"
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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"lokistack/models"
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)
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// TestLokiMetricsParsesMatrixSeries 用假 Loki 验证指标代理:
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// [$step] 占位符替换 + matrix 多序列解析(按 app/namespace 分组)。
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func TestLokiMetricsParsesMatrixSeries(t *testing.T) {
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var gotQuery, gotStep string
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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gotQuery = r.URL.Query().Get("query")
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gotStep = r.URL.Query().Get("step")
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w.Header().Set("Content-Type", "application/json")
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_, _ = w.Write([]byte(`{
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"status": "success",
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"data": {
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"resultType": "matrix",
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"result": [
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{
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"metric": {"app": "web", "namespace": "prod"},
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"values": [[1.79e+09, "10"], [1.79e+09, "20"]]
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},
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{
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"metric": {"app": "api", "namespace": "prod"},
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"values": [[1.79e+09, "5"]]
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},
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{
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"metric": {"app": "empty", "namespace": "prod"},
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"values": []
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}
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]
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}
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}`))
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}))
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defer server.Close()
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src := &models.LogSource{TargetType: "url", URL: server.URL, AuthType: "none"}
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query := `sum by (app, namespace) (count_over_time({namespace=~".+"}[$step]))`
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end := time.Now().UnixNano()
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start := end - int64(time.Hour)
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series, err := LokiMetrics(context.Background(), src, query, start, end)
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if err != nil {
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t.Fatalf("LokiMetrics: %v", err)
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}
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// 占位符被替换为 1h 跨度对应的步长,且 query_range 带上了同样的 step
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if gotQuery == query || !strings.Contains(gotQuery, `count_over_time({namespace=~".+"}[`) {
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t.Fatalf("[$step] not replaced, got %q", gotQuery)
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}
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if gotStep == "" || !strings.Contains(gotQuery, "["+gotStep+"]") {
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t.Fatalf("step mismatch: query=%q step=%q", gotQuery, gotStep)
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}
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// 空序列被丢弃,两条有效序列带标签返回
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if len(series) != 2 {
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t.Fatalf("want 2 series, got %d", len(series))
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}
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if series[0].Labels["app"] != "web" || series[0].Labels["namespace"] != "prod" {
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t.Fatalf("labels not parsed: %+v", series[0].Labels)
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}
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if len(series[0].Points) != 2 || series[0].Points[0].Value != 10 || series[0].Points[1].Value != 20 {
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t.Fatalf("points not parsed: %+v", series[0].Points)
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}
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if series[0].Points[0].Timestamp == "" {
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t.Fatal("timestamp not formatted")
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}
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// 响应可 JSON 序列化(controller 直接 utils.Success 包装)
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if _, err := json.Marshal(series); err != nil {
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t.Fatalf("marshal: %v", err)
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}
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}
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