protected boolean corsRequest() {
if (!deployment.isCors()) return false;
KeycloakSecurityContext securityContext = facade.getSecurityContext();
String origin = facade.getRequest().getHeader(CorsHeaders.ORIGIN);
String requestOrigin = UriUtils.getOrigin(facade.getRequest().getURI());
log.debugv("Origin: {0} uri: {1}", origin, facade.getRequest().getURI());
if (securityContext != null && origin != null && !origin.equals(requestOrigin)) {
AccessToken token = securityContext.getToken();
Set<String> allowedOrigins = token.getAllowedOrigins();
if (log.isDebugEnabled()) {
for (String a : allowedOrigins) log.debug(" " + a);
}
if (allowedOrigins == null
|| (!allowedOrigins.contains("*") && !allowedOrigins.contains(origin))) {
if (allowedOrigins == null) {
log.debugv("allowedOrigins was null in token");
} else {
log.debugv("allowedOrigins did not contain origin");
}
facade.getResponse().setStatus(403);
facade.getResponse().end();
return true;
}
log.debugv("returning origin: {0}", origin);
facade.getResponse().setStatus(200);
facade.getResponse().setHeader(CorsHeaders.ACCESS_CONTROL_ALLOW_ORIGIN, origin);
facade.getResponse().setHeader(CorsHeaders.ACCESS_CONTROL_ALLOW_CREDENTIALS, "true");
} else {
log.debugv(
"cors validation not needed as we're not a secure session or origin header was null: {0}",
facade.getRequest().getURI());
}
return false;
}
protected void queryBearerToken() {
log.debugv("queryBearerToken {0}", facade.getRequest().getURI());
if (abortTokenResponse()) return;
facade.getResponse().setStatus(200);
facade.getResponse().setHeader("Content-Type", "text/plain");
try {
facade
.getResponse()
.getOutputStream()
.write(facade.getSecurityContext().getTokenString().getBytes());
} catch (IOException e) {
throw new RuntimeException(e);
}
facade.getResponse().end();
}
protected boolean abortTokenResponse() {
if (facade.getSecurityContext() == null) {
log.debugv("Not logged in, sending back 401: {0}", facade.getRequest().getURI());
facade.getResponse().setStatus(401);
facade.getResponse().end();
return true;
}
if (!deployment.isExposeToken()) {
facade.getResponse().setStatus(200);
facade.getResponse().end();
return true;
}
// Don't allow a CORS request if we're not validating CORS requests.
if (!deployment.isCors() && facade.getRequest().getHeader(CorsHeaders.ORIGIN) != null) {
facade.getResponse().setStatus(200);
facade.getResponse().end();
return true;
}
return false;
}