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middleware_key_expired_check.go
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middleware_key_expired_check.go
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package main
import "net/http"
import (
"errors"
"github.com/Sirupsen/logrus"
"github.com/gorilla/context"
)
// KeyExpired middleware will check if the requesting key is expired or not. It makes use of the authManager to do so.
type KeyExpired struct {
*TykMiddleware
}
// New lets you do any initialisations for the object can be done here
func (k *KeyExpired) New() {}
// GetConfig retrieves the configuration from the API config - Not used for this middleware
func (k *KeyExpired) GetConfig() (interface{}, error) {
return nil, nil
}
// ProcessRequest will run any checks on the request on the way through the system, return an error to have the chain fail
func (k *KeyExpired) ProcessRequest(w http.ResponseWriter, r *http.Request, configuration interface{}) (error, int) {
sess, ok := context.GetOk(r, SessionData)
if !ok {
return errors.New("Session state is missing or unset! Please make sure that auth headers are properly applied."), 403
}
thisSessionState := sess.(SessionState)
if thisSessionState.IsInactive {
authHeaderValue := context.Get(r, AuthHeaderValue).(string)
log.WithFields(logrus.Fields{
"path": r.URL.Path,
"origin": GetIPFromRequest(r),
"key": authHeaderValue,
}).Info("Attempted access from inactive key.")
// Fire a key expired event
go k.TykMiddleware.FireEvent(EVENT_KeyExpired,
EVENT_KeyExpiredMeta{
EventMetaDefault: EventMetaDefault{Message: "Attempted access from inactive key.", OriginatingRequest: EncodeRequestToEvent(r)},
Path: r.URL.Path,
Origin: GetIPFromRequest(r),
Key: authHeaderValue,
})
// Report in health check
ReportHealthCheckValue(k.Spec.Health, KeyFailure, "-1")
return errors.New("Key is inactive, please renew"), 403
}
keyExpired := k.Spec.AuthManager.IsKeyExpired(&thisSessionState)
if keyExpired {
authHeaderValue := context.Get(r, AuthHeaderValue).(string)
log.WithFields(logrus.Fields{
"path": r.URL.Path,
"origin": GetIPFromRequest(r),
"key": authHeaderValue,
}).Info("Attempted access from expired key.")
// Fire a key expired event
go k.TykMiddleware.FireEvent(EVENT_KeyExpired,
EVENT_KeyExpiredMeta{
EventMetaDefault: EventMetaDefault{Message: "Attempted access from expired key."},
Path: r.URL.Path,
Origin: GetIPFromRequest(r),
Key: authHeaderValue,
})
// Report in health check
ReportHealthCheckValue(k.Spec.Health, KeyFailure, "-1")
return errors.New("Key has expired, please renew"), 403
}
return nil, 200
}