Examples with VcenterSystemException com.emc.storageos.vcentercontroller.exceptions.VcenterSystemException used on opensource projects

Example 21 with VcenterSystemException

use of com.emc.storageos.vcentercontroller.exceptions.VcenterSystemException in project coprhd-controller by CoprHD.

the class VcenterApiClient method getHostCertificate.

private String getHostCertificate(String hostname, String username, String password) throws VcenterSystemException, VcenterObjectConnectionException {
    try {
        Integer hostOperationTimeout = Integer.parseInt(propertyInfo.getProperty("vcenter_host_operation_timeout"));
        Integer sslTimeout = hostOperationTimeout * 1000;
        Integer retryCount = 1;
        Long startTimeMillis = System.currentTimeMillis();
        Long cutoffTimeMillis = startTimeMillis + sslTimeout;
        VcenterHostCertificateGetter.HostConnectionStatus status = VcenterHostCertificateGetter.getInstance().getConnectionStatus(hostname, 443, "/host/ssl_cert", username, password, 300);
        while ((System.currentTimeMillis() < cutoffTimeMillis) && status == VcenterHostCertificateGetter.HostConnectionStatus.UNREACHABLE) {
            _log.info("Host " + hostname + " is unreachable after attempt " + retryCount + " - Retry SSL cert request");
            // Retry is time based and if each retry executes very quickly (ie milliseconds) then we should
            Thread.sleep(10000);
            // throttle and only retry every 10 seconds
            status = VcenterHostCertificateGetter.getInstance().getConnectionStatus(hostname, 443, "/host/ssl_cert", username, password, 300);
            retryCount++;
        }
        String errorSuggestion = null;
        if (status == VcenterHostCertificateGetter.HostConnectionStatus.UNREACHABLE) {
            errorSuggestion = "Ensure host is powered on and responsive. Can be caused by intermittent or temporary connectivity issue thus retry recommended";
        } else if (status == VcenterHostCertificateGetter.HostConnectionStatus.UNKNOWN) {
            errorSuggestion = "Ensure hostname is correct and DNS resolvable";
        } else if (status == VcenterHostCertificateGetter.HostConnectionStatus.UNAUTHORIZED) {
            errorSuggestion = "Ensure host credentials are correct";
        }
        if (errorSuggestion != null) {
            _log.error("Host " + hostname + " not reachable in state " + status + " - " + errorSuggestion);
            throw new VcenterObjectConnectionException("Host " + hostname + " not reachable in state " + status + " - " + errorSuggestion);
        }
        String thumbprint = null;
        try {
            thumbprint = VcenterHostCertificateGetter.getInstance().getSSLThumbprint(hostname, 443, "/host/ssl_cert", username, password, sslTimeout);
        } catch (Exception e) {
            _log.info("Error getting host " + hostname + " SSL certificate " + e);
            thumbprint = VcenterHostCertificateGetter.getInstance().getSSLThumbprint(hostname, 443, "/host/ssl_cert", username, password, sslTimeout);
        }
        if (thumbprint == null || thumbprint.equals("")) {
            _log.error("Could not retrieve host " + hostname + " SSL certificate");
            throw new VcenterSystemException("Could not retrieve host " + hostname + " SSL certificate");
        }
        return thumbprint;
    } catch (VcenterSystemException | VcenterObjectConnectionException e) {
        throw e;
    } catch (Exception e) {
        _log.error("getHostCertificate exception " + e);
        throw new VcenterSystemException(e.getLocalizedMessage());
    }
}