intiail

app/storage/clickhouse/client.go

@@ -0,0 +1,49 @@
+package storage
+
+import (
+	"context"
+	"crypto/tls"
+	"fmt"
+
+	"github.com/ClickHouse/clickhouse-go/v2"
+	"github.com/ClickHouse/clickhouse-go/v2/lib/driver"
+)
+
+var Connection driver.Conn
+
+func Connect() error {
+	conn, err := connect()
+	if err != nil {
+		return err
+	}
+	Connection = *conn
+	return nil
+}
+
+func connect() (*driver.Conn, error) {
+	var (
+		ctx = context.Background()
+		conn, err = clickhouse.Open(&clickhouse.Options{
+			Addr: []string{"clickhouse:9440"},
+			Auth: clickhouse.Auth{
+				Database: "monitoring",
+				Username: "default",
+			},
+			TLS: &tls.Config{
+				InsecureSkipVerify: true,
+			},
+		})
+	)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if err := conn.Ping(ctx); err != nil {
+		if exception, ok := err.(*clickhouse.Exception); ok {
+			fmt.Printf("Exception [%d] %s \n%s\n", exception.Code, exception.Message, exception.StackTrace)
+		}
+		return nil, err
+	}
+	return &conn, nil
+}

app/storage/clickhouse/tables/endpoints.go

@@ -0,0 +1,42 @@
+package storage
+
+import (
+	"context"
+	client "monitoring/app/storage/clickhouse"
+
+	"github.com/ClickHouse/clickhouse-go/v2/lib/driver"
+)
+
+type EndpointMetric struct {
+	Timestamp int `json:"timestamp"`
+	Service string `json:"service"`
+	Endpoint string `json:"endpoint"`
+	StatusCode int `json:"status_code"`
+	ResponseTime int `json:"response_time"`
+	Method string `json:"method"`
+}
+
+func AddEndpointMetric(metric EndpointMetric) error {
+	batch, err := connection().PrepareBatch(context.Background(), "INSERT INTO endpoints")
+	if err != nil {
+		return err
+	}
+
+	err = batch.Append(
+		metric.Timestamp,
+		metric.Service,
+		metric.Endpoint,
+		metric.StatusCode,
+		metric.ResponseTime,
+		metric.Method,
+	)
+	if err != nil {
+		return err
+	}
+
+	return batch.Send()
+}
+
+func connection() driver.Conn {
+	return client.Connection
+}