57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
package mining
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import (
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"context"
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"io"
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"net/http"
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"strconv"
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)
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// var collector StatsCollector = &XMRigStatsCollector{...}
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// metrics, err := collector.CollectStats(ctx)
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type StatsCollector interface {
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CollectStats(ctx context.Context) (*PerformanceMetrics, error)
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}
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// config := HTTPStatsConfig{Host: "127.0.0.1", Port: 8080, Endpoint: "/2/summary"}
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type HTTPStatsConfig struct {
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Host string
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Port int
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Endpoint string
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}
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// var summary XMRigSummary
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// if err := FetchJSONStats(ctx, HTTPStatsConfig{Host: "127.0.0.1", Port: 8080, Endpoint: "/2/summary"}, &summary); err != nil { return err }
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func FetchJSONStats[T any](ctx context.Context, config HTTPStatsConfig, target *T) error {
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if config.Port == 0 {
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return ErrInternal("API port is zero")
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}
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requestURL := "http://" + config.Host + ":" + strconv.Itoa(config.Port) + config.Endpoint
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httpRequest, err := http.NewRequestWithContext(ctx, "GET", requestURL, nil)
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if err != nil {
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return ErrInternal("failed to create request").WithCause(err)
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}
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response, err := getHTTPClient().Do(httpRequest)
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if err != nil {
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return ErrInternal("HTTP request failed").WithCause(err)
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}
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defer response.Body.Close()
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if response.StatusCode != http.StatusOK {
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io.Copy(io.Discard, response.Body) // Drain body to allow connection reuse
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return ErrInternal("unexpected status code: " + strconv.Itoa(response.StatusCode))
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}
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body, err := io.ReadAll(response.Body)
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if err != nil {
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return ErrInternal("failed to read response body").WithCause(err)
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}
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if err := UnmarshalJSON(body, target); err != nil {
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return ErrInternal("failed to decode response").WithCause(err)
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}
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return nil
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}
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