Fixes in contracts for backward compatibility

Author: germanosin

contract-typespec/api/acls.tsp

@@ -114,17 +114,17 @@ enum KafkaAclNamePatternType {
 }
 
 model CreateConsumerAcl {
-  principal: string;
-  host: string;
+  principal?: string;
+  host?: string;
   topics?: string[];
   topicsPrefix?: string;
   consumerGroups?: string[];
   consumerGroupsPrefix?: string;
 }
 
 model CreateProducerAcl {
-  principal: string;
-  host: string;
+  principal?: string;
+  host?: string;
   topics?: string[];
   topicsPrefix?: string;
   transactionalId?: string;
@@ -133,9 +133,9 @@ model CreateProducerAcl {
 }
 
 model CreateStreamAppAcl {
-  principal: string;
-  host: string;
-  inputTopics: string[];
-  outputTopics: string[];
-  applicationId: string;
+  principal?: string;
+  host?: string;
+  inputTopics?: string[];
+  outputTopics?: string[];
+  applicationId?: string;
 }

contract-typespec/api/auth.tsp

@@ -18,11 +18,13 @@ interface AuthorizationApi {
 @doc("Authenticate")
 @operationId("authenticate")
 @post
-op authenticate(@body form: LoginForm): void | Http.Response<401>;
+@tag("Unmapped")
+op authenticate(@header contentType: "application/x-www-form-urlencoded", @body form: LoginForm): void | Http.Response<401>;
+
 
 model LoginForm {
-  username: string;
-  password: string;
+  username?: string;
+  password?: string;
 }
 
 model AuthenticationInfo {

contract-typespec/api/brokers.tsp

@@ -88,24 +88,36 @@ model BrokerConfigItem {
   value?: string;
 }
 
+model BrokerLogdirs {
+    name?: string;
+    error?: string;
+    topics?: TopicLogdirs[];
+}
+
+model TopicLogdirs {
+    name?: string;
+    partitions?: TopicPartitionLogdir[];
+}
+
 model BrokerMetrics {
-  segmentSize: int64;
-  segmentCount: int32;
-  metrics: Metric[];
+  segmentSize?: int64;
+  segmentCount?: int32;
+  metrics?: Metric[];
 }
 
 model BrokersLogdirs {
-  name: string;
-  error: string;
-  topics: BrokerTopicLogdirs[];
+  name?: string;
+  error?: string;
+  topics?: BrokerTopicLogdirs[];
 }
 
 model BrokerTopicLogdirs {
   name?: string;
   partitions?: BrokerTopicPartitionLogdir[];
 }
 
-model BrokerTopicPartitionLogdir extends TopicPartitionLogdir {
+model BrokerTopicPartitionLogdir {
+  ...TopicPartitionLogdir;
   broker?: int32;
 }
 

contract-typespec/api/clusters.tsp

@@ -35,17 +35,17 @@ interface ClustersApi {
 
 model Cluster {
   name: string;
-  defaultCluster: boolean;
+  defaultCluster?: boolean;
   status: ServerStatus;
   lastError?: MetricsCollectionError;
-  brokerCount: int32;
-  onlinePartitionCount: int32;
-  topicCount: int32;
+  brokerCount?: int32;
+  onlinePartitionCount?: int32;
+  topicCount?: int32;
   bytesInPerSec?: float64;
   bytesOutPerSec?: float64;
-  readOnly: boolean;
-  version: string;
-  features: ClusterFeature[];
+  readOnly?: boolean;
+  version?: string;
+  features?: ClusterFeature[];
 }
 
 alias ClusterFeature =
@@ -68,20 +68,20 @@ model ClusterMetrics {
 }
 
 model ClusterStats {
-  brokerCount: int32;
+  brokerCount?: int32;
   #deprecated "Unused"
   zooKeeperStatus?: int32;
 
   @doc("Id of broker which is cluster's controller. null, if controller not known yet.")
-  activeControllers: int32;
-
-  onlinePartitionCount: int32;
-  offlinePartitionCount: int32;
-  inSyncReplicasCount: int32;
-  outOfSyncReplicasCount: int32;
-  underReplicatedPartitionCount: int32;
-  diskUsage: BrokerDiskUsage[];
-  version: string;
+  activeControllers?: int32;
+
+  onlinePartitionCount?: int32;
+  offlinePartitionCount?: int32;
+  inSyncReplicasCount?: int32;
+  outOfSyncReplicasCount?: int32;
+  underReplicatedPartitionCount?: int32;
+  diskUsage?: BrokerDiskUsage[];
+  version?: string;
 }
 
 model MetricsCollectionError {
@@ -92,6 +92,6 @@ model MetricsCollectionError {
 
 model BrokerDiskUsage {
   brokerId: int32;
-  segmentSize: int64;
-  segmentCount: int32;
+  segmentSize?: int64;
+  segmentCount?: int32;
 }