Create log.graphqls

log.graphqls

+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# The list of logs
+type Logs {
+    traces: [BasicTrace!]!
+    total: Int!
+}
+
+# Log info
+type Log {
+    serviceName: String
+    serviceId: ID
+    serviceInstanceName: String
+    serviceInstanceId: ID
+    endpointName: String
+    endpointId: ID
+    timestamp: String!
+    isError: Boolean
+    statusCode: String
+}
+
+# Represent the conditions used for query logs
+input LogQueryCondition {
+    # The value of 0 means all services.
+    serviceId: ID
+    serviceInstanceId: ID
+    endpointId: ID
+    # The time range of log happened
+    queryDuration: Duration
+    state: LogState!
+    stateCode: String
+    paging: Pagination!
+}
+
+enum LogState {
+    ALL
+    SUCCESS
+    ERROR
+}
+
+extend type Query {
+    queryLogs(condition: LogQueryCondition): Logs
+}