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rebase: update kubernetes to v1.21.2

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Updated kubernetes packages to latest release.
resizefs package has been included into k8s.io/mount-utils
package. updated code to use the same.

Updates: #1968

Signed-off-by: Rakshith R <rar@redhat.com>
This commit is contained in:
Rakshith R
2021-06-25 10:29:51 +05:30
committed by mergify[bot]
parent 8ce5ae16c1
commit 1b23d78113
1115 changed files with 98825 additions and 12365 deletions
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56
vendor/k8s.io/client-go/transport/token_source.go generated vendored
View File

@ -43,9 +43,29 @@ func TokenSourceWrapTransport(ts oauth2.TokenSource) func(http.RoundTripper) htt
}
}
// NewCachedFileTokenSource returns a oauth2.TokenSource reads a token from a
// file at a specified path and periodically reloads it.
func NewCachedFileTokenSource(path string) oauth2.TokenSource {
type ResettableTokenSource interface {
oauth2.TokenSource
ResetTokenOlderThan(time.Time)
}
// ResettableTokenSourceWrapTransport returns a WrapTransport that injects bearer tokens
// authentication from an ResettableTokenSource.
func ResettableTokenSourceWrapTransport(ts ResettableTokenSource) func(http.RoundTripper) http.RoundTripper {
return func(rt http.RoundTripper) http.RoundTripper {
return &tokenSourceTransport{
base: rt,
ort: &oauth2.Transport{
Source: ts,
Base: rt,
},
src: ts,
}
}
}
// NewCachedFileTokenSource returns a resettable token source which reads a
// token from a file at a specified path and periodically reloads it.
func NewCachedFileTokenSource(path string) *cachingTokenSource {
return &cachingTokenSource{
now: time.Now,
leeway: 10 * time.Second,
@ -60,9 +80,9 @@ func NewCachedFileTokenSource(path string) oauth2.TokenSource {
}
}
// NewCachedTokenSource returns a oauth2.TokenSource reads a token from a
// designed TokenSource. The ts would provide the source of token.
func NewCachedTokenSource(ts oauth2.TokenSource) oauth2.TokenSource {
// NewCachedTokenSource returns resettable token source with caching. It reads
// a token from a designed TokenSource if not in cache or expired.
func NewCachedTokenSource(ts oauth2.TokenSource) *cachingTokenSource {
return &cachingTokenSource{
now: time.Now,
base: ts,
@ -72,6 +92,7 @@ func NewCachedTokenSource(ts oauth2.TokenSource) oauth2.TokenSource {
type tokenSourceTransport struct {
base http.RoundTripper
ort http.RoundTripper
src ResettableTokenSource
}
func (tst *tokenSourceTransport) RoundTrip(req *http.Request) (*http.Response, error) {
@ -79,7 +100,15 @@ func (tst *tokenSourceTransport) RoundTrip(req *http.Request) (*http.Response, e
if req.Header.Get("Authorization") != "" {
return tst.base.RoundTrip(req)
}
return tst.ort.RoundTrip(req)
// record time before RoundTrip to make sure newly acquired Unauthorized
// token would not be reset. Another request from user is required to reset
// and proceed.
start := time.Now()
resp, err := tst.ort.RoundTrip(req)
if err == nil && resp != nil && resp.StatusCode == 401 && tst.src != nil {
tst.src.ResetTokenOlderThan(start)
}
return resp, err
}
func (tst *tokenSourceTransport) CancelRequest(req *http.Request) {
@ -119,13 +148,12 @@ type cachingTokenSource struct {
sync.RWMutex
tok *oauth2.Token
t time.Time
// for testing
now func() time.Time
}
var _ = oauth2.TokenSource(&cachingTokenSource{})
func (ts *cachingTokenSource) Token() (*oauth2.Token, error) {
now := ts.now()
// fast path
@ -153,6 +181,16 @@ func (ts *cachingTokenSource) Token() (*oauth2.Token, error) {
return ts.tok, nil
}
ts.t = ts.now()
ts.tok = tok
return tok, nil
}
func (ts *cachingTokenSource) ResetTokenOlderThan(t time.Time) {
ts.Lock()
defer ts.Unlock()
if ts.t.Before(t) {
ts.tok = nil
ts.t = time.Time{}
}
}