diff --git a/vendor/github.com/coreos/pkg/capnslog/glog_formatter.go b/vendor/github.com/coreos/pkg/capnslog/glog_formatter.go
new file mode 100644
index 0000000..426603e
--- /dev/null
+++ b/vendor/github.com/coreos/pkg/capnslog/glog_formatter.go
@@ -0,0 +1,96 @@
+// Copyright 2015 CoreOS, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package capnslog
+
+import (
+	"bufio"
+	"bytes"
+	"io"
+	"os"
+	"runtime"
+	"strconv"
+	"strings"
+	"time"
+)
+
+var pid = os.Getpid()
+
+type GlogFormatter struct {
+	StringFormatter
+}
+
+func NewGlogFormatter(w io.Writer) *GlogFormatter {
+	g := &GlogFormatter{}
+	g.w = bufio.NewWriter(w)
+	return g
+}
+
+func (g GlogFormatter) Format(pkg string, level LogLevel, depth int, entries ...interface{}) {
+	g.w.Write(GlogHeader(level, depth+1))
+	g.StringFormatter.Format(pkg, level, depth+1, entries...)
+}
+
+func GlogHeader(level LogLevel, depth int) []byte {
+	// Lmmdd hh:mm:ss.uuuuuu threadid file:line]
+	now := time.Now().UTC()
+	_, file, line, ok := runtime.Caller(depth) // It's always the same number of frames to the user's call.
+	if !ok {
+		file = "???"
+		line = 1
+	} else {
+		slash := strings.LastIndex(file, "/")
+		if slash >= 0 {
+			file = file[slash+1:]
+		}
+	}
+	if line < 0 {
+		line = 0 // not a real line number
+	}
+	buf := &bytes.Buffer{}
+	buf.Grow(30)
+	_, month, day := now.Date()
+	hour, minute, second := now.Clock()
+	buf.WriteString(level.Char())
+	twoDigits(buf, int(month))
+	twoDigits(buf, day)
+	buf.WriteByte(' ')
+	twoDigits(buf, hour)
+	buf.WriteByte(':')
+	twoDigits(buf, minute)
+	buf.WriteByte(':')
+	twoDigits(buf, second)
+	buf.WriteByte('.')
+	buf.WriteString(strconv.Itoa(now.Nanosecond() / 1000))
+	buf.WriteByte('Z')
+	buf.WriteByte(' ')
+	buf.WriteString(strconv.Itoa(pid))
+	buf.WriteByte(' ')
+	buf.WriteString(file)
+	buf.WriteByte(':')
+	buf.WriteString(strconv.Itoa(line))
+	buf.WriteByte(']')
+	buf.WriteByte(' ')
+	return buf.Bytes()
+}
+
+const digits = "0123456789"
+
+func twoDigits(b *bytes.Buffer, d int) {
+	c2 := digits[d%10]
+	d /= 10
+	c1 := digits[d%10]
+	b.WriteByte(c1)
+	b.WriteByte(c2)
+}