Examples with NetworkConfigurationException org.hyperledger.fabric.sdk.exception.NetworkConfigurationException used on opensource projects

Example 1 with NetworkConfigurationException

use of org.hyperledger.fabric.sdk.exception.NetworkConfigurationException in project fabric-sdk-java by hyperledger.

the class NetworkConfig method reconstructChannel.

// Reconstructs an existing channel
private Channel reconstructChannel(HFClient client, String channelName, JsonObject jsonChannel) throws NetworkConfigurationException {
    Channel channel = null;
    try {
        channel = client.newChannel(channelName);
        // orderers is an array of orderer name strings
        JsonArray ordererNames = getJsonValueAsArray(jsonChannel.get("orderers"));
        boolean foundOrderer = false;
        // out("Orderer names: " + (ordererNames == null ? "null" : ordererNames.toString()));
        if (ordererNames != null) {
            for (JsonValue jsonVal : ordererNames) {
                String ordererName = getJsonValueAsString(jsonVal);
                Orderer orderer = getOrderer(client, ordererName);
                if (orderer == null) {
                    throw new NetworkConfigurationException(format("Error constructing channel %s. Orderer %s not defined in configuration", channelName, ordererName));
                }
                channel.addOrderer(orderer);
                foundOrderer = true;
            }
        }
        if (!foundOrderer) {
            // orderers is a required field
            throw new NetworkConfigurationException(format("Error constructing channel %s. At least one orderer must be specified", channelName));
        }
        // peers is an object containing a nested object for each peer
        JsonObject jsonPeers = getJsonObject(jsonChannel, "peers");
        boolean foundPeer = false;
        // out("Peers: " + (peers == null ? "null" : peers.toString()));
        if (jsonPeers != null) {
            for (Entry<String, JsonValue> entry : jsonPeers.entrySet()) {
                String peerName = entry.getKey();
                if (logger.isTraceEnabled()) {
                    logger.trace(format("NetworkConfig.reconstructChannel: Processing peer %s", peerName));
                }
                JsonObject jsonPeer = getJsonValueAsObject(entry.getValue());
                if (jsonPeer == null) {
                    throw new NetworkConfigurationException(format("Error constructing channel %s. Invalid peer entry: %s", channelName, peerName));
                }
                Peer peer = getPeer(client, peerName);
                if (peer == null) {
                    throw new NetworkConfigurationException(format("Error constructing channel %s. Peer %s not defined in configuration", channelName, peerName));
                }
                // Set the various roles
                PeerOptions peerOptions = PeerOptions.createPeerOptions();
                setPeerRole(channelName, peerOptions, jsonPeer, PeerRole.ENDORSING_PEER);
                setPeerRole(channelName, peerOptions, jsonPeer, PeerRole.CHAINCODE_QUERY);
                setPeerRole(channelName, peerOptions, jsonPeer, PeerRole.LEDGER_QUERY);
                setPeerRole(channelName, peerOptions, jsonPeer, PeerRole.EVENT_SOURCE);
                channel.addPeer(peer, peerOptions);
                foundPeer = true;
                // Add the event hub associated with this peer
                EventHub eventHub = getEventHub(client, peerName);
                if (eventHub == null) {
                    // By rights this should never happen!
                    throw new NetworkConfigurationException(format("Error constructing channel %s. EventHub for %s not defined in configuration", channelName, peerName));
                }
                channel.addEventHub(eventHub);
            }
        }
        if (!foundPeer) {
            // peers is a required field
            throw new NetworkConfigurationException(format("Error constructing channel %s. At least one peer must be specified", channelName));
        }
    } catch (InvalidArgumentException e) {
        throw new IllegalArgumentException(e);
    }
    return channel;
}

Example 2 with NetworkConfigurationException

use of org.hyperledger.fabric.sdk.exception.NetworkConfigurationException in project fabric-sdk-java by hyperledger.

the class NetworkConfig method extractPemString.

// Returns the PEM (as a String) from either a path or a pem field
private static String extractPemString(JsonObject json, String fieldName, String msgPrefix) throws NetworkConfigurationException {
    String path = null;
    String pemString = null;
    JsonObject jsonField = getJsonValueAsObject(json.get(fieldName));
    if (jsonField != null) {
        path = getJsonValueAsString(jsonField.get("path"));
        pemString = getJsonValueAsString(jsonField.get("pem"));
    }
    if (path != null && pemString != null) {
        throw new NetworkConfigurationException(format("%s should not specify both %s path and pem", msgPrefix, fieldName));
    }
    if (path != null) {
        // Determine full pathname and ensure the file exists
        File pemFile = new File(path);
        String fullPathname = pemFile.getAbsolutePath();
        if (!pemFile.exists()) {
            throw new NetworkConfigurationException(format("%s: %s file %s does not exist", msgPrefix, fieldName, fullPathname));
        }
        try (FileInputStream stream = new FileInputStream(pemFile)) {
            pemString = IOUtils.toString(stream, "UTF-8");
        } catch (IOException ioe) {
            throw new NetworkConfigurationException(format("Failed to read file: %s", fullPathname), ioe);
        }
    }
    return pemString;
}

Example 3 with NetworkConfigurationException

use of org.hyperledger.fabric.sdk.exception.NetworkConfigurationException in project fabric-sdk-java by hyperledger.

the class NetworkConfig method setPeerRole.

private static void setPeerRole(String channelName, PeerOptions peerOptions, JsonObject jsonPeer, PeerRole role) throws NetworkConfigurationException {
    String propName = role.getPropertyName();
    JsonValue val = jsonPeer.get(propName);
    if (val != null) {
        Boolean isSet = getJsonValueAsBoolean(val);
        if (isSet == null) {
            // This is an invalid boolean value
            throw new NetworkConfigurationException(format("Error constructing channel %s. Role %s has invalid boolean value: %s", channelName, propName, val.toString()));
        }
        if (isSet) {
            peerOptions.addPeerRole(role);
        }
    }
}

Example 4 with NetworkConfigurationException

use of org.hyperledger.fabric.sdk.exception.NetworkConfigurationException in project fabric-sdk-java by hyperledger.

the class NetworkConfig method createOrg.

// Creates a new OrgInfo instance from a JSON object
private OrgInfo createOrg(String orgName, JsonObject jsonOrg) throws NetworkConfigurationException {
    String msgPrefix = format("Organization %s", orgName);
    // TODO: Note the camel-case inconsistency with "mspid" vs "mspId"!
    String mspId = getJsonValueAsString(jsonOrg.get("mspid"));
    OrgInfo org = new OrgInfo(orgName, mspId);
    // Peers
    JsonArray jsonPeers = getJsonValueAsArray(jsonOrg.get("peers"));
    if (jsonPeers != null) {
        for (JsonValue peer : jsonPeers) {
            String peerName = getJsonValueAsString(peer);
            if (peerName != null) {
                org.addPeerName(peerName);
            }
        }
    }
    // CAs
    JsonArray jsonCertificateAuthorities = getJsonValueAsArray(jsonOrg.get("certificateAuthorities"));
    if (jsonCertificateAuthorities != null) {
        for (JsonValue jsonCA : jsonCertificateAuthorities) {
            String caName = getJsonValueAsString(jsonCA);
            if (caName != null) {
                // org.addCAName(caName);
                CAInfo caInfo = certificateAuthorities.get(caName);
                if (caInfo == null) {
                    throw new NetworkConfigurationException(format("%s: Certificate Authority %s is not defined", msgPrefix, caName));
                }
                org.addCertificateAuthority(caInfo);
            }
        }
    }
    String adminPrivateKeyString = extractPemString(jsonOrg, "adminPrivateKey", msgPrefix);
    String signedCert = extractPemString(jsonOrg, "signedCert", msgPrefix);
    PrivateKey privateKey = null;
    if (adminPrivateKeyString != null) {
        try {
            privateKey = getPrivateKeyFromString(adminPrivateKeyString);
        } catch (IOException ioe) {
            throw new NetworkConfigurationException(format("%s: Invalid private key", msgPrefix), ioe);
        }
    }
    if (privateKey != null) {
        org.setAdminPrivateKey(privateKey);
    }
    if (signedCert != null) {
        org.setSignedCert(signedCert);
    }
    return org;
}

Example 5 with NetworkConfigurationException

use of org.hyperledger.fabric.sdk.exception.NetworkConfigurationException in project fabric-sdk-java by hyperledger.

the class NetworkConfig method createAllOrganizations.

// Creates JsonObjects representing all the Organizations defined in the config file
private void createAllOrganizations() throws NetworkConfigurationException {
    // Sanity check
    if (organizations != null) {
        throw new NetworkConfigurationException("INTERNAL ERROR: organizations has already been initialized!");
    }
    organizations = new HashMap<>();
    // organizations is a JSON object containing a nested object for each Org
    JsonObject jsonOrganizations = getJsonObject(jsonConfig, "organizations");
    if (jsonOrganizations != null) {
        for (Entry<String, JsonValue> entry : jsonOrganizations.entrySet()) {
            String orgName = entry.getKey();
            JsonObject jsonOrg = getJsonValueAsObject(entry.getValue());
            if (jsonOrg == null) {
                throw new NetworkConfigurationException(format("Error loading config. Invalid Organization entry: %s", orgName));
            }
            OrgInfo org = createOrg(orgName, jsonOrg);
            organizations.put(orgName, org);
        }
    }
}