Examples with ConfigurationException org.apache.cassandra.exceptions.ConfigurationException used on opensource projects

Example 61 with ConfigurationException

use of org.apache.cassandra.exceptions.ConfigurationException in project cassandra by apache.

the class GoogleCloudSnitch method gceApiCall.

String gceApiCall(String url) throws IOException, ConfigurationException {
    // Populate the region and zone by introspection, fail if 404 on metadata
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    DataInputStream d = null;
    try {
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Metadata-Flavor", "Google");
        if (conn.getResponseCode() != 200)
            throw new ConfigurationException("GoogleCloudSnitch was unable to execute the API call. Not a gce node?");
        // Read the information.
        int cl = conn.getContentLength();
        byte[] b = new byte[cl];
        d = new DataInputStream((FilterInputStream) conn.getContent());
        d.readFully(b);
        return new String(b, StandardCharsets.UTF_8);
    } finally {
        FileUtils.close(d);
        conn.disconnect();
    }
}

Example 62 with ConfigurationException

use of org.apache.cassandra.exceptions.ConfigurationException in project cassandra by apache.

the class CloudstackSnitch method csQueryMetadata.

String csQueryMetadata(String url) throws ConfigurationException, IOException {
    HttpURLConnection conn = null;
    DataInputStream is = null;
    try {
        conn = (HttpURLConnection) new URL(url).openConnection();
    } catch (Exception e) {
        throw new ConfigurationException("CloudstackSnitch cannot query wrong metadata URL: " + url);
    }
    try {
        conn.setRequestMethod("GET");
        if (conn.getResponseCode() != 200) {
            throw new ConfigurationException("CloudstackSnitch was unable to query metadata.");
        }
        int cl = conn.getContentLength();
        byte[] b = new byte[cl];
        is = new DataInputStream(new BufferedInputStream(conn.getInputStream()));
        is.readFully(b);
        return new String(b, StandardCharsets.UTF_8);
    } finally {
        FileUtils.close(is);
        conn.disconnect();
    }
}

Example 63 with ConfigurationException

use of org.apache.cassandra.exceptions.ConfigurationException in project cassandra by apache.

the class CloudstackSnitch method csEndpointFromLease.

String csEndpointFromLease(File lease) throws ConfigurationException {
    String line;
    String endpoint = null;
    Pattern identifierPattern = Pattern.compile("^[ \t]*option dhcp-server-identifier (.*);$");
    try (BufferedReader reader = new BufferedReader(new FileReader(lease))) {
        while ((line = reader.readLine()) != null) {
            Matcher matcher = identifierPattern.matcher(line);
            if (matcher.find()) {
                endpoint = matcher.group(1);
                break;
            }
        }
    } catch (Exception e) {
        throw new ConfigurationException("CloudstackSnitch cannot access lease file.");
    }
    if (endpoint == null) {
        throw new ConfigurationException("No metadata server could be found in lease file.");
    }
    return "http://" + endpoint;
}

Example 64 with ConfigurationException

use of org.apache.cassandra.exceptions.ConfigurationException in project cassandra by apache.

the class Ec2Snitch method awsApiCall.

String awsApiCall(String url) throws IOException, ConfigurationException {
    // Populate the region and zone by introspection, fail if 404 on metadata
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    DataInputStream d = null;
    try {
        conn.setRequestMethod("GET");
        if (conn.getResponseCode() != 200)
            throw new ConfigurationException("Ec2Snitch was unable to execute the API call. Not an ec2 node?");
        // Read the information. I wish I could say (String) conn.getContent() here...
        int cl = conn.getContentLength();
        byte[] b = new byte[cl];
        d = new DataInputStream((FilterInputStream) conn.getContent());
        d.readFully(b);
        return new String(b, StandardCharsets.UTF_8);
    } finally {
        FileUtils.close(d);
        conn.disconnect();
    }
}

Example 65 with ConfigurationException

use of org.apache.cassandra.exceptions.ConfigurationException in project cassandra by apache.

the class KeyspaceAttributes method validate.

public void validate() {
    validate(validKeywords, obsoleteKeywords);
    Map<String, String> replicationOptions = getAllReplicationOptions();
    if (!replicationOptions.isEmpty() && !replicationOptions.containsKey(ReplicationParams.CLASS))
        throw new ConfigurationException("Missing replication strategy class");
}