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sender.go
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sender.go
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package agma
import (
"bytes"
"compress/gzip"
"context"
"fmt"
"net/http"
"net/url"
"time"
"github.com/golang/glog"
"github.com/prebid/prebid-server/v2/config"
"github.com/prebid/prebid-server/v2/version"
)
func compressToGZIP(requestBody []byte) ([]byte, error) {
var b bytes.Buffer
w := gzip.NewWriter(&b)
_, err := w.Write([]byte(requestBody))
if err != nil {
_ = w.Close()
return nil, err
}
err = w.Close()
if err != nil {
return nil, err
}
return b.Bytes(), nil
}
func createHttpSender(httpClient *http.Client, endpoint config.AgmaAnalyticsHttpEndpoint) (httpSender, error) {
_, err := url.Parse(endpoint.Url)
if err != nil {
return nil, err
}
httpTimeout, err := time.ParseDuration(endpoint.Timeout)
if err != nil {
return nil, err
}
return func(payload []byte) error {
ctx, cancel := context.WithTimeout(context.Background(), httpTimeout)
defer cancel()
var requestBody []byte
var err error
if endpoint.Gzip {
requestBody, err = compressToGZIP(payload)
if err != nil {
glog.Errorf("[agmaAnalytics] Compressing request failed %v", err)
return err
}
} else {
requestBody = payload
}
req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint.Url, bytes.NewBuffer(requestBody))
if err != nil {
glog.Errorf("[agmaAnalytics] Creating request failed %v", err)
return err
}
req.Header.Set("X-Prebid", version.BuildXPrebidHeader(version.Ver))
req.Header.Set("Content-Type", "application/json")
if endpoint.Gzip {
req.Header.Set("Content-Encoding", "gzip")
}
resp, err := httpClient.Do(req)
if err != nil {
glog.Errorf("[agmaAnalytics] Sending request failed %v", err)
return err
}
if resp.StatusCode != http.StatusOK {
glog.Errorf("[agmaAnalytics] Wrong code received %d instead of %d", resp.StatusCode, http.StatusOK)
return fmt.Errorf("wrong code received %d instead of %d", resp.StatusCode, http.StatusOK)
}
return nil
}, nil
}