in src/main/java/org/apache/sling/auth/oauth_client/impl/OidcAuthenticationHandler.java [396:419]
public boolean requestCredentials(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response) {
logger.debug("inside requestCredentials");
String desiredConnectionName = request.getParameter("c");
if ( desiredConnectionName == null ) {
logger.debug("Missing mandatory request parameter 'c' using default connection");
desiredConnectionName = defaultConnectionName;
}
try {
ClientConnection connection = connections.get(desiredConnectionName);
if ( connection == null ) {
logger.debug("Client requested unknown connection");
response.sendError(HttpServletResponse.SC_BAD_REQUEST, "Client requested unknown connection");
return false;
}
var redirect = getAuthenticationRequestUri(connection, request, URI.create(callbackUri));
response.addCookie(redirect.cookie());
response.sendRedirect(redirect.uri().toString());
return true;
} catch (IOException e) {
logger.error("Error while redirecting to default redirect: {}", e.getMessage(), e);
throw new RuntimeException(e);
}
}