Better duration formatting in logs

log/log.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"runtime"
 	"strings"
+	"time"
 
 	"github.com/sirupsen/logrus"
 )
@@ -171,8 +172,12 @@ func addFields(logger *logrus.Entry, keyValuePairs []interface{}) *logrus.Entry
 			if i+1 >= len(keyValuePairs) {
 				logger = logger.WithField(name, "!!!!Invalid number of arguments in log call!!!!")
 			} else {
-				value := keyValuePairs[i+1]
-				logger = logger.WithField(name, value)
+				switch v := keyValuePairs[i+1].(type) {
+				case time.Duration:
+					logger = logger.WithField(name, ShortDur(v))
+				default:
+					logger = logger.WithField(name, v)
+				}
 			}
 		}
 	}