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-rw-r--r--vendor/github.com/felixge/httpsnoop/README.md3
-rw-r--r--vendor/github.com/felixge/httpsnoop/capture_metrics.go24
-rw-r--r--vendor/github.com/felixge/httpsnoop/wrap_generated_gteq_1.8.go115
-rw-r--r--vendor/github.com/felixge/httpsnoop/wrap_generated_lt_1.8.go67
4 files changed, 149 insertions, 60 deletions
diff --git a/vendor/github.com/felixge/httpsnoop/README.md b/vendor/github.com/felixge/httpsnoop/README.md
index ae44137e9..ddcecd13e 100644
--- a/vendor/github.com/felixge/httpsnoop/README.md
+++ b/vendor/github.com/felixge/httpsnoop/README.md
@@ -65,7 +65,8 @@ being called, or called more than once, as well as concurrent calls to
Unfortunately this package is not perfect either. It's possible that it is
still missing some interfaces provided by the go core (let me know if you find
one), and it won't work for applications adding their own interfaces into the
-mix.
+mix. You can however use `httpsnoop.Unwrap(w)` to access the underlying
+`http.ResponseWriter` and type-assert the result to its other interfaces.
However, hopefully the explanation above has sufficiently scared you of rolling
your own solution to this problem. httpsnoop may still break your application,
diff --git a/vendor/github.com/felixge/httpsnoop/capture_metrics.go b/vendor/github.com/felixge/httpsnoop/capture_metrics.go
index 4c45b1a8c..b77cc7c00 100644
--- a/vendor/github.com/felixge/httpsnoop/capture_metrics.go
+++ b/vendor/github.com/felixge/httpsnoop/capture_metrics.go
@@ -3,7 +3,6 @@ package httpsnoop
import (
"io"
"net/http"
- "sync"
"time"
)
@@ -36,17 +35,23 @@ func CaptureMetrics(hnd http.Handler, w http.ResponseWriter, r *http.Request) Me
// sugar on top of this func), but is a more usable interface if your
// application doesn't use the Go http.Handler interface.
func CaptureMetricsFn(w http.ResponseWriter, fn func(http.ResponseWriter)) Metrics {
+ m := Metrics{Code: http.StatusOK}
+ m.CaptureMetrics(w, fn)
+ return m
+}
+
+// CaptureMetrics wraps w and calls fn with the wrapped w and updates
+// Metrics m with the resulting metrics. This is similar to CaptureMetricsFn,
+// but allows one to customize starting Metrics object.
+func (m *Metrics) CaptureMetrics(w http.ResponseWriter, fn func(http.ResponseWriter)) {
var (
start = time.Now()
- m = Metrics{Code: http.StatusOK}
headerWritten bool
- lock sync.Mutex
hooks = Hooks{
WriteHeader: func(next WriteHeaderFunc) WriteHeaderFunc {
return func(code int) {
next(code)
- lock.Lock()
- defer lock.Unlock()
+
if !headerWritten {
m.Code = code
headerWritten = true
@@ -57,8 +62,7 @@ func CaptureMetricsFn(w http.ResponseWriter, fn func(http.ResponseWriter)) Metri
Write: func(next WriteFunc) WriteFunc {
return func(p []byte) (int, error) {
n, err := next(p)
- lock.Lock()
- defer lock.Unlock()
+
m.Written += int64(n)
headerWritten = true
return n, err
@@ -68,8 +72,7 @@ func CaptureMetricsFn(w http.ResponseWriter, fn func(http.ResponseWriter)) Metri
ReadFrom: func(next ReadFromFunc) ReadFromFunc {
return func(src io.Reader) (int64, error) {
n, err := next(src)
- lock.Lock()
- defer lock.Unlock()
+
headerWritten = true
m.Written += n
return n, err
@@ -79,6 +82,5 @@ func CaptureMetricsFn(w http.ResponseWriter, fn func(http.ResponseWriter)) Metri
)
fn(Wrap(w, hooks))
- m.Duration = time.Since(start)
- return m
+ m.Duration += time.Since(start)
}
diff --git a/vendor/github.com/felixge/httpsnoop/wrap_generated_gteq_1.8.go b/vendor/github.com/felixge/httpsnoop/wrap_generated_gteq_1.8.go
index 41a20da9e..31cbdfb8e 100644
--- a/vendor/github.com/felixge/httpsnoop/wrap_generated_gteq_1.8.go
+++ b/vendor/github.com/felixge/httpsnoop/wrap_generated_gteq_1.8.go
@@ -74,243 +74,275 @@ func Wrap(w http.ResponseWriter, hooks Hooks) http.ResponseWriter {
// combination 1/32
case !i0 && !i1 && !i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
- }{rw}
+ }{rw, rw}
// combination 2/32
case !i0 && !i1 && !i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Pusher
- }{rw, rw}
+ }{rw, rw, rw}
// combination 3/32
case !i0 && !i1 && !i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
io.ReaderFrom
- }{rw, rw}
+ }{rw, rw, rw}
// combination 4/32
case !i0 && !i1 && !i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
io.ReaderFrom
http.Pusher
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 5/32
case !i0 && !i1 && i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
- }{rw, rw}
+ }{rw, rw, rw}
// combination 6/32
case !i0 && !i1 && i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
http.Pusher
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 7/32
case !i0 && !i1 && i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 8/32
case !i0 && !i1 && i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 9/32
case !i0 && i1 && !i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
- }{rw, rw}
+ }{rw, rw, rw}
// combination 10/32
case !i0 && i1 && !i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Pusher
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 11/32
case !i0 && i1 && !i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 12/32
case !i0 && i1 && !i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 13/32
case !i0 && i1 && i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 14/32
case !i0 && i1 && i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 15/32
case !i0 && i1 && i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 16/32
case !i0 && i1 && i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
// combination 17/32
case i0 && !i1 && !i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
- }{rw, rw}
+ }{rw, rw, rw}
// combination 18/32
case i0 && !i1 && !i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Pusher
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 19/32
case i0 && !i1 && !i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 20/32
case i0 && !i1 && !i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 21/32
case i0 && !i1 && i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 22/32
case i0 && !i1 && i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 23/32
case i0 && !i1 && i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 24/32
case i0 && !i1 && i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
// combination 25/32
case i0 && i1 && !i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 26/32
case i0 && i1 && !i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Pusher
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 27/32
case i0 && i1 && !i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 28/32
case i0 && i1 && !i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
// combination 29/32
case i0 && i1 && i2 && !i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 30/32
case i0 && i1 && i2 && !i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
http.Pusher
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
// combination 31/32
case i0 && i1 && i2 && i3 && !i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
// combination 32/32
case i0 && i1 && i2 && i3 && i4:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
io.ReaderFrom
http.Pusher
- }{rw, rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw, rw}
}
panic("unreachable")
}
@@ -320,6 +352,10 @@ type rw struct {
h Hooks
}
+func (w *rw) Unwrap() http.ResponseWriter {
+ return w.w
+}
+
func (w *rw) Header() http.Header {
f := w.w.(http.ResponseWriter).Header
if w.h.Header != nil {
@@ -383,3 +419,18 @@ func (w *rw) Push(target string, opts *http.PushOptions) error {
}
return f(target, opts)
}
+
+type Unwrapper interface {
+ Unwrap() http.ResponseWriter
+}
+
+// Unwrap returns the underlying http.ResponseWriter from within zero or more
+// layers of httpsnoop wrappers.
+func Unwrap(w http.ResponseWriter) http.ResponseWriter {
+ if rw, ok := w.(Unwrapper); ok {
+ // recurse until rw.Unwrap() returns a non-Unwrapper
+ return Unwrap(rw.Unwrap())
+ } else {
+ return w
+ }
+}
diff --git a/vendor/github.com/felixge/httpsnoop/wrap_generated_lt_1.8.go b/vendor/github.com/felixge/httpsnoop/wrap_generated_lt_1.8.go
index 36bb59b83..ab99c07c7 100644
--- a/vendor/github.com/felixge/httpsnoop/wrap_generated_lt_1.8.go
+++ b/vendor/github.com/felixge/httpsnoop/wrap_generated_lt_1.8.go
@@ -68,115 +68,131 @@ func Wrap(w http.ResponseWriter, hooks Hooks) http.ResponseWriter {
// combination 1/16
case !i0 && !i1 && !i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
- }{rw}
+ }{rw, rw}
// combination 2/16
case !i0 && !i1 && !i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
io.ReaderFrom
- }{rw, rw}
+ }{rw, rw, rw}
// combination 3/16
case !i0 && !i1 && i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
- }{rw, rw}
+ }{rw, rw, rw}
// combination 4/16
case !i0 && !i1 && i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 5/16
case !i0 && i1 && !i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
- }{rw, rw}
+ }{rw, rw, rw}
// combination 6/16
case !i0 && i1 && !i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 7/16
case !i0 && i1 && i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 8/16
case !i0 && i1 && i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.CloseNotifier
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 9/16
case i0 && !i1 && !i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
- }{rw, rw}
+ }{rw, rw, rw}
// combination 10/16
case i0 && !i1 && !i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
io.ReaderFrom
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 11/16
case i0 && !i1 && i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 12/16
case i0 && !i1 && i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 13/16
case i0 && i1 && !i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
- }{rw, rw, rw}
+ }{rw, rw, rw, rw}
// combination 14/16
case i0 && i1 && !i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
io.ReaderFrom
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 15/16
case i0 && i1 && i2 && !i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
- }{rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw}
// combination 16/16
case i0 && i1 && i2 && i3:
return struct {
+ Unwrapper
http.ResponseWriter
http.Flusher
http.CloseNotifier
http.Hijacker
io.ReaderFrom
- }{rw, rw, rw, rw, rw}
+ }{rw, rw, rw, rw, rw, rw}
}
panic("unreachable")
}
@@ -186,6 +202,10 @@ type rw struct {
h Hooks
}
+func (w *rw) Unwrap() http.ResponseWriter {
+ return w.w
+}
+
func (w *rw) Header() http.Header {
f := w.w.(http.ResponseWriter).Header
if w.h.Header != nil {
@@ -241,3 +261,18 @@ func (w *rw) ReadFrom(src io.Reader) (int64, error) {
}
return f(src)
}
+
+type Unwrapper interface {
+ Unwrap() http.ResponseWriter
+}
+
+// Unwrap returns the underlying http.ResponseWriter from within zero or more
+// layers of httpsnoop wrappers.
+func Unwrap(w http.ResponseWriter) http.ResponseWriter {
+ if rw, ok := w.(Unwrapper); ok {
+ // recurse until rw.Unwrap() returns a non-Unwrapper
+ return Unwrap(rw.Unwrap())
+ } else {
+ return w
+ }
+}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-26 06:33:55 +0000