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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/tls" | ||
| "github.com/marten-seemann/qtls-go1-19" | ||
| ) | ||
|
|
||
| type SingleSessionCache struct { | ||
| emptyContext context.Context | ||
| emptyContextCancel context.CancelFunc | ||
| sessionKey *string | ||
| session *tls.ClientSessionState | ||
| } | ||
|
|
||
| var _ qtls.ClientSessionCache = (*SingleSessionCache)(nil) | ||
|
|
||
| func (s *SingleSessionCache) Get(sessionKey string) (session *tls.ClientSessionState, ok bool) { | ||
| select { | ||
| case <-s.emptyContext.Done(): | ||
| if sessionKey == *s.sessionKey { | ||
| return session, true | ||
| } | ||
| default: // do not wait | ||
| } | ||
| return nil, false | ||
| } | ||
|
|
||
| func (s *SingleSessionCache) Put(sessionKey string, cs *tls.ClientSessionState) { | ||
| select { | ||
| case <-s.emptyContext.Done(): | ||
| return // already set | ||
| default: | ||
| //TODO make thread safe | ||
| s.sessionKey = &sessionKey | ||
| s.session = cs | ||
| s.emptyContextCancel() | ||
| } | ||
| } | ||
|
|
||
| func (s *SingleSessionCache) Await() (string, *tls.ClientSessionState) { | ||
| <-s.emptyContext.Done() | ||
| return *s.sessionKey, s.session | ||
| } | ||
|
|
||
| func NewSingleSessionCache() *SingleSessionCache { | ||
| emptyContext, emptyContextCancel := context.WithCancel(context.Background()) | ||
| return &SingleSessionCache{ | ||
| emptyContext, | ||
| emptyContextCancel, | ||
| nil, | ||
| nil, | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "github.com/lucas-clemente/quic-go" | ||
| ) | ||
|
|
||
| type SingleTokenStore struct { | ||
| emptyContext context.Context | ||
| emptyContextCancel context.CancelFunc | ||
| key *string | ||
| token *quic.ClientToken | ||
| } | ||
|
|
||
| var _ quic.TokenStore = (*SingleTokenStore)(nil) | ||
|
|
||
| // Pop does not remove the token | ||
| func (s *SingleTokenStore) Pop(key string) (token *quic.ClientToken) { | ||
| select { | ||
| case <-s.emptyContext.Done(): | ||
| if key == *s.key { | ||
| return s.token | ||
| } | ||
| default: // do not wait | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func (s *SingleTokenStore) Put(key string, token *quic.ClientToken) { | ||
| select { | ||
| case <-s.emptyContext.Done(): | ||
| return // already set | ||
| default: | ||
| //TODO make thread safe | ||
| s.key = &key | ||
| s.token = token | ||
| s.emptyContextCancel() | ||
| } | ||
| } | ||
|
|
||
| func (s *SingleTokenStore) Await() (string, *quic.ClientToken) { | ||
| <-s.emptyContext.Done() | ||
| return *s.key, s.token | ||
| } | ||
| func NewSingleTokenStore() *SingleTokenStore { | ||
| emptyContext, emptyContextCancel := context.WithCancel(context.Background()) | ||
| return &SingleTokenStore{ | ||
| emptyContext, | ||
| emptyContextCancel, | ||
| nil, | ||
| nil, | ||
| } | ||
| } |
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