public void reconfigure(DataplaneProxyConfig config, DataplaneProxyCredentials credentialsProvider) {
        synchronized (this) {
            this.cfg = config;
            this.proxyCredentialsCert = credentialsProvider.certificateFile();
            this.proxyCredentialsKey = credentialsProvider.keyFile();
        }
    }
Configures a data plane proxy. Currently using Nginx.

@author mortent
container-disc/src/main/java/com/yahoo/container/jdisc/DataplaneProxyService.java