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Make duration logging consistent

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GH #559 points out that the logging of the elapsed time is inconsistent
depending on the scale of the measured time; this is due to Duration’s
String handling.

With this PR, I propose that traefik logs millis, and not fractions of
millis.
This commit is contained in:
Bruce Lee 2016-08-14 22:50:09 -04:00
parent c1b0c41769
commit 3a736ad4a8
2 changed files with 7 additions and 5 deletions
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2
integration/access_log_test.go
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@ -75,7 +75,7 @@ func (s *AccessLogSuite) TestAccessLog(c *check.C) {
c.Assert(tokens[9], checker.Equals, fmt.Sprintf("%d", i+1))
c.Assert(strings.HasPrefix(tokens[10], "frontend"), checker.True)
c.Assert(strings.HasPrefix(tokens[11], "http://127.0.0.1:808"), checker.True)
c.Assert(regexp.MustCompile("^\\d+\\.\\d+.*s$").MatchString(tokens[12]), checker.True)
c.Assert(regexp.MustCompile("^\\d+ms$").MatchString(tokens[12]), checker.True)
}
}
c.Assert(count, checker.Equals, 3)

10
middlewares/logger.go
View file

@ -3,8 +3,6 @@ package middlewares
import (
"bufio"
"fmt"
log "github.com/Sirupsen/logrus"
"github.com/streamrail/concurrent-map"
"io"
"net"
"net/http"
@ -13,6 +11,9 @@ import (
"strings"
"sync/atomic"
"time"
log "github.com/Sirupsen/logrus"
"github.com/streamrail/concurrent-map"
)
const (
@ -138,8 +139,9 @@ func (fblh frontendBackendLoggingHandler) ServeHTTP(rw http.ResponseWriter, req
size := infoRw.GetSize()
elapsed := time.Now().UTC().Sub(startTime.UTC())
fmt.Fprintf(fblh.writer, `%s - %s [%s] "%s %s %s" %d %d "%s" "%s" %s "%s" "%s" %s%s`,
host, username, ts, method, uri, proto, status, size, referer, agent, fblh.reqid, frontend, backend, elapsed, "\n")
elapsedMillis := elapsed.Nanoseconds() / 1000000
fmt.Fprintf(fblh.writer, `%s - %s [%s] "%s %s %s" %d %d "%s" "%s" %s "%s" "%s" %dms%s`,
host, username, ts, method, uri, proto, status, size, referer, agent, fblh.reqid, frontend, backend, elapsedMillis, "\n")
}