测试ilm策略

elasticilm/ilm.go

@@ -24,25 +24,47 @@ type DefaultRetentionCalculator struct {
 	MinRetention int
 }
 
-// Calculate 计算保留时间（天）
-func (c DefaultRetentionCalculator) Calculate(daysDiff int, period string) int {
+// NonLinearCoolingModel 非线性冷却模型
+func NonLinearCoolingModel(daysDiff int, period string, config map[string]float64) (int, int, int) {
 	minutes := periodToMinutes(period)
-	maxRetention := c.MaxRetention[period]
-	if maxRetention == 0 {
-		maxRetention = c.MaxRetention["default"]
-	}
 
-	// 非线性衰减公式
-	timeFactor := 1 - math.Sqrt(float64(daysDiff))/50 // 距今时间因子
+	// 可配置的系数
+	timeDecayFactor := config["timeDecayFactor"]                 // 距今时间因子
+	periodGranularityFactor := config["periodGranularityFactor"] // 时间框架粒度因子
+	warmPhaseMultiplier := config["warmPhaseMultiplier"]         // warm阶段乘数
+	coldPhaseMultiplier := config["coldPhaseMultiplier"]         // cold阶段乘数
+	deletePhaseMultiplier := config["deletePhaseMultiplier"]     // delete阶段乘数
+
+	// 距今时间因子：越久远，冷却越快
+	timeFactor := 1 - math.Pow(float64(daysDiff), timeDecayFactor)/100
 	if timeFactor < 0 {
 		timeFactor = 0
 	}
-	periodFactor := math.Sqrt(float64(minutes)) / math.Sqrt(43200) // 时间框架因子
-	retention := float64(maxRetention) * timeFactor * periodFactor
-	if retention < float64(c.MinRetention) {
-		return c.MinRetention
+
+	// 时间框架因子：粒度越细，冷却越快
+	periodFactor := math.Pow(float64(minutes), periodGranularityFactor) / math.Pow(43200, periodGranularityFactor)
+
+	// 计算各个阶段的时间
+	warmDays := int(float64(daysDiff) * warmPhaseMultiplier * timeFactor * periodFactor)
+	coldDays := int(float64(daysDiff) * coldPhaseMultiplier * timeFactor * periodFactor)
+	deleteDays := int(float64(daysDiff) * deletePhaseMultiplier * timeFactor * periodFactor)
+
+	return warmDays, coldDays, deleteDays
+}
+
+// Calculate 使用非线性冷却模型计算保留时间
+func (c DefaultRetentionCalculator) Calculate(daysDiff int, period string) int {
+	// 默认配置
+	config := map[string]float64{
+		"timeDecayFactor":         0.5,
+		"periodGranularityFactor": 0.5,
+		"warmPhaseMultiplier":     1.0,
+		"coldPhaseMultiplier":     2.0,
+		"deletePhaseMultiplier":   3.0,
 	}
-	return int(retention)
+
+	_, _, deleteDays := NonLinearCoolingModel(daysDiff, period, config)
+	return deleteDays
 }
 
 // periodToMinutes 将时间框架转换为分钟数
@@ -96,7 +118,7 @@ func getPhase(daysDiff, retentionDays int) string {
 	fmt.Printf("[ILM Phase] 数据在7天到2年之间，判定为warm阶段。daysDiff: %d\n", daysDiff)
 	return "warm"
 }
-func ensureAlias(client *http.Client, esConfig cfg.ElasticsearchConfig, alias, period, dataType, coinPair string, indexTime time.Time) error {
+func ensureAlias(client *http.Client, esConfig cfg.ElasticsearchConfig, alias, period, dataType, coinPair string, indexTime time.Time, dataConfig cfg.DataTypeConfig, daysDiff int) error {
 	// 获取当前别名关联的索引
 	getAliasURL := fmt.Sprintf("%s/_alias/%s", esConfig.URL, alias)
 	req, err := http.NewRequest("GET", getAliasURL, nil)
@@ -242,6 +264,13 @@ func ensureAlias(client *http.Client, esConfig cfg.ElasticsearchConfig, alias, p
 		return err
 	}
 	defer resp.Body.Close()
+	// 加载冷却模型配置
+	coolingConfig := dataConfig.CoolingModelConfig // Ensure this matches the actual field name
+
+	// 使用非线性冷却模型计算各个阶段的时间
+	warmDays, coldDays, deleteDays := NonLinearCoolingModel(daysDiff, period, coolingConfig)
+
+	fmt.Printf("[ILM Policy] Calculated phases: warm=%dd, cold=%dd, delete=%dd\n", warmDays, coldDays, deleteDays)
 
 	if resp.StatusCode != http.StatusOK {
 		body, _ := io.ReadAll(resp.Body)
@@ -341,7 +370,7 @@ func ConfigureILM(client *http.Client, config *cfg.Config, dataType, period, coi
 
 	// 设置别名，确保每次调用时传入正确的 aliasName 和 indexTime
 	//
-	if err := ensureAlias(client, esConfig, aliasName, period, dataType, coinPair, indexTime); err != nil {
+	if err := ensureAlias(client, esConfig, aliasName, period, dataType, coinPair, indexTime, dataConfig, daysDiff); err != nil {
 		return fmt.Errorf("failed to ensure alias: %v", err)
 	}
 

elasticilm/ilm_test.go

@@ -0,0 +1,56 @@
+package elasticilm
+
+import (
+	"fmt"
+	// "math"
+	"testing"
+	"time"
+)
+
+// TestEnsureILMPolicy 测试 ensureILMPolicy 函数并生成退化阶段时间矩阵
+func TestEnsureILMPolicy(t *testing.T) {
+	// 定义时间框架
+	timeFrames := []string{"1m", "3m", "5m", "15m", "30m", "1H", "2H", "4H", "6H", "12H", "1D", "2D", "5D", "1W"}
+
+	// 定义日期范围
+	startDate := time.Date(2018, 1, 1, 0, 0, 0, 0, time.UTC)
+	endDate := time.Date(2025, 3, 1, 0, 0, 0, 0, time.UTC)
+	currentDate := time.Date(2025, 4, 1, 0, 0, 0, 0, time.UTC)
+
+	// 初始化结果矩阵
+	results := make([][]string, 0)
+
+	// 遍历每个时间框架
+	for _, period := range timeFrames {
+		row := make([]string, 0)
+		// 遍历每个月
+		for d := startDate; !d.After(endDate); d = d.AddDate(0, 1, 0) {
+			daysDiff := int(currentDate.Sub(d).Hours() / 24)
+
+			// 默认配置
+			config := map[string]float64{
+				"timeDecayFactor":         0.5,
+				"periodGranularityFactor": 0.5,
+				"warmPhaseMultiplier":     1.0,
+				"coldPhaseMultiplier":     2.0,
+				"deletePhaseMultiplier":   3.0,
+			}
+
+			// 使用非线性冷却模型计算各个阶段的时间
+			warmDays, coldDays, deleteDays := NonLinearCoolingModel(daysDiff, period, config)
+
+			// 格式化结果
+			result := fmt.Sprintf("Warm: %d, Cold: %d, Delete: %d", warmDays, coldDays, deleteDays)
+			row = append(row, result)
+		}
+		results = append(results, row)
+	}
+
+	// 打印结果矩阵
+	for i, period := range timeFrames {
+		fmt.Printf("Time Frame: %s\n", period)
+		for j, result := range results[i] {
+			fmt.Printf("  Month: %s - %s\n", startDate.AddDate(0, j, 0).Format("2006-01"), result)
+		}
+	}
+}