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ceph-csi/vendor/github.com/NYTimes/gziphandler/gzip_go18.go
dependabot[bot] 07b05616a0 rebase: bump k8s.io/kubernetes from 1.26.2 to 1.27.2
Bumps [k8s.io/kubernetes](https://github.com/kubernetes/kubernetes) from 1.26.2 to 1.27.2.
- [Release notes](https://github.com/kubernetes/kubernetes/releases)
- [Commits](https://github.com/kubernetes/kubernetes/compare/v1.26.2...v1.27.2)

---
updated-dependencies:
- dependency-name: k8s.io/kubernetes
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
2023-06-06 12:21:43 +00:00

44 lines
1.0 KiB
Go

// +build go1.8
package gziphandler
import "net/http"
// Push initiates an HTTP/2 server push.
// Push returns ErrNotSupported if the client has disabled push or if push
// is not supported on the underlying connection.
func (w *GzipResponseWriter) Push(target string, opts *http.PushOptions) error {
pusher, ok := w.ResponseWriter.(http.Pusher)
if ok && pusher != nil {
return pusher.Push(target, setAcceptEncodingForPushOptions(opts))
}
return http.ErrNotSupported
}
// setAcceptEncodingForPushOptions sets "Accept-Encoding" : "gzip" for PushOptions without overriding existing headers.
func setAcceptEncodingForPushOptions(opts *http.PushOptions) *http.PushOptions {
if opts == nil {
opts = &http.PushOptions{
Header: http.Header{
acceptEncoding: []string{"gzip"},
},
}
return opts
}
if opts.Header == nil {
opts.Header = http.Header{
acceptEncoding: []string{"gzip"},
}
return opts
}
if encoding := opts.Header.Get(acceptEncoding); encoding == "" {
opts.Header.Add(acceptEncoding, "gzip")
return opts
}
return opts
}