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Remove trailing zeros in scrape timeout header

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See https://twitter.com/AviKivity/status/1405147699557638145 and
https://twitter.com/juliusvolz/status/1405790211670515712

Signed-off-by: Julius Volz <julius.volz@gmail.com>
This commit is contained in:
Julius Volz 2021-06-18 09:38:12 +02:00
parent 9e88c3bb4d
commit 9d495afd2c
2 changed files with 3 additions and 2 deletions
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3
scrape/scrape.go
View File

@ -24,6 +24,7 @@ import (
"math"
"net/http"
"reflect"
"strconv"
"sync"
"time"
"unsafe"
@ -718,7 +719,7 @@ func (s *targetScraper) scrape(ctx context.Context, w io.Writer) (string, error)
req.Header.Add("Accept", acceptHeader)
req.Header.Add("Accept-Encoding", "gzip")
req.Header.Set("User-Agent", userAgentHeader)
req.Header.Set("X-Prometheus-Scrape-Timeout-Seconds", fmt.Sprintf("%f", s.timeout.Seconds()))
req.Header.Set("X-Prometheus-Scrape-Timeout-Seconds", strconv.FormatFloat(s.timeout.Seconds(), 'f', -1, 64))
s.req = req
}

2
scrape/scrape_test.go
View File

@ -1825,7 +1825,7 @@ func TestScrapeLoopOutOfBoundsTimeError(t *testing.T) {
func TestTargetScraperScrapeOK(t *testing.T) {
const (
configTimeout = 1500 * time.Millisecond
expectedTimeout = "1.500000"
expectedTimeout = "1.5"
)
server := httptest.NewServer(