return http.Serve(listener, httpserver.AddRequestIDs(httpserver.LogRequests(router)))
}
-type ApiTokenCache struct {
+type APITokenCache struct {
tokens map[string]int64
lock sync.Mutex
expireTime int64
// Cache the token and set an expire time. If we already have an expire time
// on the token, it is not updated.
-func (this *ApiTokenCache) RememberToken(token string) {
+func (this *APITokenCache) RememberToken(token string) {
this.lock.Lock()
defer this.lock.Unlock()
}
// Check if the cached token is known and still believed to be valid.
-func (this *ApiTokenCache) RecallToken(token string) bool {
+func (this *APITokenCache) RecallToken(token string) bool {
this.lock.Lock()
defer this.lock.Unlock()
return req.RemoteAddr
}
-func CheckAuthorizationHeader(kc *keepclient.KeepClient, cache *ApiTokenCache, req *http.Request) (pass bool, tok string) {
+func CheckAuthorizationHeader(kc *keepclient.KeepClient, cache *APITokenCache, req *http.Request) (pass bool, tok string) {
parts := strings.SplitN(req.Header.Get("Authorization"), " ", 2)
if len(parts) < 2 || !(parts[0] == "OAuth2" || parts[0] == "Bearer") || len(parts[1]) == 0 {
return false, ""
type proxyHandler struct {
http.Handler
*keepclient.KeepClient
- *ApiTokenCache
+ *APITokenCache
timeout time.Duration
transport *http.Transport
}
KeepClient: kc,
timeout: timeout,
transport: &transport,
- ApiTokenCache: &ApiTokenCache{
+ APITokenCache: &APITokenCache{
tokens: make(map[string]int64),
expireTime: 300,
},
SetCorsHeaders(resp)
}
-var BadAuthorizationHeader = errors.New("Missing or invalid Authorization header")
-var ContentLengthMismatch = errors.New("Actual length != expected content length")
-var MethodNotSupported = errors.New("Method not supported")
+var errBadAuthorizationHeader = errors.New("Missing or invalid Authorization header")
+var errContentLengthMismatch = errors.New("Actual length != expected content length")
+var errMethodNotSupported = errors.New("Method not supported")
var removeHint, _ = regexp.Compile("\\+K@[a-z0-9]{5}(\\+|$)")
var pass bool
var tok string
- if pass, tok = CheckAuthorizationHeader(kc, h.ApiTokenCache, req); !pass {
- status, err = http.StatusForbidden, BadAuthorizationHeader
+ if pass, tok = CheckAuthorizationHeader(kc, h.APITokenCache, req); !pass {
+ status, err = http.StatusForbidden, errBadAuthorizationHeader
return
}
defer reader.Close()
}
default:
- status, err = http.StatusNotImplemented, MethodNotSupported
+ status, err = http.StatusNotImplemented, errMethodNotSupported
return
}
case "GET":
responseLength, err = io.Copy(resp, reader)
if err == nil && expectLength > -1 && responseLength != expectLength {
- err = ContentLengthMismatch
+ err = errContentLengthMismatch
}
}
case keepclient.Error:
}
}
-var LengthRequiredError = errors.New(http.StatusText(http.StatusLengthRequired))
-var LengthMismatchError = errors.New("Locator size hint does not match Content-Length header")
+var errLengthRequired = errors.New(http.StatusText(http.StatusLengthRequired))
+var errLengthMismatch = errors.New("Locator size hint does not match Content-Length header")
func (h *proxyHandler) Put(resp http.ResponseWriter, req *http.Request) {
if err := h.checkLoop(resp, req); err != nil {
_, err = fmt.Sscanf(req.Header.Get("Content-Length"), "%d", &expectLength)
if err != nil || expectLength < 0 {
- err = LengthRequiredError
+ err = errLengthRequired
status = http.StatusLengthRequired
return
}
status = http.StatusBadRequest
return
} else if loc.Size > 0 && int64(loc.Size) != expectLength {
- err = LengthMismatchError
+ err = errLengthMismatch
status = http.StatusBadRequest
return
}
var pass bool
var tok string
- if pass, tok = CheckAuthorizationHeader(kc, h.ApiTokenCache, req); !pass {
- err = BadAuthorizationHeader
+ if pass, tok = CheckAuthorizationHeader(kc, h.APITokenCache, req); !pass {
+ err = errBadAuthorizationHeader
status = http.StatusForbidden
return
}
}()
kc := h.makeKeepClient(req)
- ok, token := CheckAuthorizationHeader(kc, h.ApiTokenCache, req)
+ ok, token := CheckAuthorizationHeader(kc, h.APITokenCache, req)
if !ok {
- status, err = http.StatusForbidden, BadAuthorizationHeader
+ status, err = http.StatusForbidden, errBadAuthorizationHeader
return
}
// Only GET method is supported
if req.Method != "GET" {
- status, err = http.StatusNotImplemented, MethodNotSupported
+ status, err = http.StatusNotImplemented, errMethodNotSupported
return
}