Examples with Party com.quorum.tessera.partyinfo.model.Party used on opensource projects

Example 16 with Party

use of com.quorum.tessera.partyinfo.model.Party in project tessera by ConsenSys.

the class PartyInfoResource method partyInfo.

/**
 * Update the local partyinfo store with the encoded partyinfo included in the request.
 *
 * @param payload The encoded partyinfo information pushed by the caller
 * @return an empty 200 OK Response if the local node is using remote key validation; a 200 OK
 *     Response wrapping an encoded partyinfo that contains only the local node's URL if not using
 *     remote key validation; a 500 Internal Server Error if remote key validation fails
 */
@Operation(summary = "/partyinfo", operationId = "broadcastPartyInfo", description = "broadcast partyinfo information to server")
@ApiResponse(responseCode = "200", description = "server successfully updated its party info", content = @Content(array = @ArraySchema(schema = @Schema(description = "empty if server is using remote key validation, else is encoded partyinfo object containing only the server's URL", type = "string", format = "byte"))))
@ApiResponse(responseCode = "500", description = "Validation failed (if server is using remote key validation)")
@POST
@Consumes(MediaType.APPLICATION_OCTET_STREAM)
@Produces(MediaType.APPLICATION_OCTET_STREAM)
public Response partyInfo(@RequestBody(required = true, description = "partyinfo object") final byte[] payload, @HeaderParam(Constants.API_VERSION_HEADER) @Parameter(description = "client's supported API versions", array = @ArraySchema(schema = @Schema(type = "string"))) final List<String> headers) {
    final PartyInfo partyInfo = partyInfoParser.from(payload);
    final Set<String> versions = Optional.ofNullable(headers).orElse(emptyList()).stream().filter(Objects::nonNull).flatMap(v -> Arrays.stream(v.split(","))).collect(Collectors.toSet());
    final NodeInfo nodeInfo = NodeInfoUtil.from(partyInfo, versions);
    LOGGER.debug("Received PartyInfo from {}", partyInfo.getUrl());
    if (!enableKeyValidation) {
        LOGGER.debug("Key validation not enabled, passing PartyInfo through");
        discovery.onUpdate(nodeInfo);
        partyInfo.getParties().stream().map(Party::getUrl).map(NodeUri::create).map(NodeUri::asURI).forEach(partyStore::store);
        // create an empty party info object with our URL to send back
        // this is used by older versions (before 0.10.0), but we don't want to give any info back
        final PartyInfo emptyInfo = new PartyInfo(discovery.getCurrent().getUrl(), emptySet(), emptySet());
        final byte[] returnData = partyInfoParser.to(emptyInfo);
        return Response.ok(returnData).build();
    }
    final PublicKey localPublicKey = enclave.defaultPublicKey();
    final Predicate<Recipient> isValidRecipient = r -> {
        try {
            LOGGER.debug("Validating key {} for peer {}", r.getKey(), r.getUrl());
            final String dataToEncrypt = UUID.randomUUID().toString();
            final EncodedPayload encodedPayload = enclave.encryptPayload(dataToEncrypt.getBytes(), localPublicKey, List.of(r.getKey()), PrivacyMetadata.Builder.forStandardPrivate().build());
            final byte[] encodedPayloadBytes = payloadEncoder.encode(encodedPayload);
            try (Response response = restClient.target(r.getUrl()).path("partyinfo").path("validate").request().post(Entity.entity(encodedPayloadBytes, MediaType.APPLICATION_OCTET_STREAM))) {
                LOGGER.debug("Response code {} from peer {}", response.getStatus(), r.getUrl());
                final String responseData = response.readEntity(String.class);
                final boolean isValid = Objects.equals(responseData, dataToEncrypt);
                if (!isValid) {
                    LOGGER.warn("Validation of key {} for peer {} failed.  Key and peer will not be added to local partyinfo.", r.getKey(), r.getUrl());
                    LOGGER.debug("Response from {} was {}", r.getUrl(), responseData);
                }
                return isValid;
            }
        // Assume any and all exceptions to mean invalid. enclave bubbles up nacl array out of
        // bounds when calculating shared key from invalid data
        } catch (Exception ex) {
            LOGGER.debug(null, ex);
            return false;
        }
    };
    final String partyInfoSender = partyInfo.getUrl();
    final Predicate<Recipient> isSender = r -> NodeUri.create(r.getUrl()).equals(NodeUri.create(partyInfoSender));
    // Validate caller and treat no valid certs as security issue.
    final Set<com.quorum.tessera.partyinfo.node.Recipient> validatedSendersKeys = partyInfo.getRecipients().stream().filter(isSender.and(isValidRecipient)).map(r -> com.quorum.tessera.partyinfo.node.Recipient.of(r.getKey(), r.getUrl())).collect(Collectors.toSet());
    LOGGER.debug("Validated keys for peer {}: {}", partyInfoSender, validatedSendersKeys);
    if (validatedSendersKeys.isEmpty()) {
        throw new SecurityException("No validated keys found for peer " + partyInfoSender);
    }
    // End validation stuff
    final NodeInfo reducedNodeInfo = NodeInfo.Builder.create().withUrl(partyInfoSender).withSupportedApiVersions(versions).withRecipients(validatedSendersKeys).build();
    discovery.onUpdate(reducedNodeInfo);
    partyInfo.getParties().stream().map(Party::getUrl).map(NodeUri::create).map(NodeUri::asURI).forEach(partyStore::store);
    return Response.ok().build();
}

Example 17 with Party

use of com.quorum.tessera.partyinfo.model.Party in project tessera by ConsenSys.

the class SyncPoller method run.

/**
 * Retrieves all of the outstanding parties and makes an attempt to make the resend request
 * asynchronously. If the request fails then the party is submitted back to the store for a later
 * attempt.
 */
@Override
public void run() {
    NodeInfo currentNodeInfo = discovery.getCurrent();
    final PartyInfo partyInfo = PartyInfoBuilder.create().withUri(currentNodeInfo.getUrl()).withRecipients(currentNodeInfo.getRecipientsAsMap()).build();
    final Set<Party> unseenParties = partyInfo.getParties().stream().filter(p -> !p.getUrl().equals(partyInfo.getUrl())).collect(Collectors.toSet());
    LOGGER.debug("Unseen parties {}", unseenParties);
    this.resendPartyStore.addUnseenParties(unseenParties);
    Optional<SyncableParty> nextPartyToSend = this.resendPartyStore.getNextParty();
    while (nextPartyToSend.isPresent()) {
        final SyncableParty requestDetails = nextPartyToSend.get();
        final String url = requestDetails.getParty().getUrl();
        final Runnable action = () -> {
            // perform a sendPartyInfo in order to ensure that the target tessera has the current
            // tessera as
            // a recipient
            boolean allSucceeded = updatePartyInfo(url);
            if (allSucceeded) {
                allSucceeded = this.transactionRequester.requestAllTransactionsFromNode(url);
            }
            if (!allSucceeded) {
                this.resendPartyStore.incrementFailedAttempt(requestDetails);
            }
        };
        this.executorService.submit(action);
        nextPartyToSend = this.resendPartyStore.getNextParty();
    }
}