{
  "manifest_version": "1.0.0",
  "template": {
    "id": "5597643f-b17d-41da-841d-9024ffe5e8ed",
    "slug": "NyB5Jd",
    "name": "Simple Kafka",
    "description": "Simple Kafka Setup For Small Projects",
    "url": "https://railway.com/deploy/NyB5Jd",
    "upstream": {
      "image": "apache/kafka:latest"
    }
  },
  "services": [
    {
      "name": "Kafka Broker",
      "source": {
        "image": "apache/kafka:latest"
      },
      "needs_volume": false,
      "tcp_ports": [
        29092
      ],
      "http": false
    }
  ],
  "required_inputs": [
    {
      "key": "KAFKA_URL",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "KAFKA_NODE_ID",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_NODE_ID.",
      "secret": false,
      "strategy": "default",
      "default": "1"
    },
    {
      "key": "KAFKA_LISTENERS",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_LISTENERS.",
      "secret": false,
      "strategy": "default",
      "default": "PLAINTEXT://:9092,PLAINTEXT_HOST://:29092,CONTROLLER://:9093"
    },
    {
      "key": "KAFKA_PUBLIC_URL",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_PUBLIC_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "KAFKA_PROCESS_ROLES",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_PROCESS_ROLES.",
      "secret": false,
      "strategy": "default",
      "default": "broker,controller"
    },
    {
      "key": "KAFKA_NUM_PARTITIONS",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_NUM_PARTITIONS.",
      "secret": false,
      "strategy": "default",
      "default": "3"
    },
    {
      "key": "KAFKA_ADVERTISED_LISTENERS",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_ADVERTISED_LISTENERS.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "KAFKA_CONTROLLER_QUORUM_VOTERS",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_CONTROLLER_QUORUM_VOTERS.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "KAFKA_CONTROLLER_LISTENER_NAMES",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_CONTROLLER_LISTENER_NAMES.",
      "secret": false,
      "strategy": "default",
      "default": "CONTROLLER"
    },
    {
      "key": "KAFKA_TRANSACTION_STATE_LOG_MIN_ISR",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_TRANSACTION_STATE_LOG_MIN_ISR.",
      "secret": false,
      "strategy": "default",
      "default": "1"
    },
    {
      "key": "KAFKA_LISTENER_SECURITY_PROTOCOL_MAP",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_LISTENER_SECURITY_PROTOCOL_MAP.",
      "secret": false,
      "strategy": "default",
      "default": "CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT"
    },
    {
      "key": "KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS.",
      "secret": false,
      "strategy": "default",
      "default": "0"
    },
    {
      "key": "KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR.",
      "secret": false,
      "strategy": "default",
      "default": "1"
    },
    {
      "key": "KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR",
      "service": "Kafka Broker",
      "description": "Provide a value for KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR.",
      "secret": false,
      "strategy": "default",
      "default": "1"
    }
  ],
  "deploy": {
    "mcp": {
      "server": "railway",
      "tool": "deploy_template",
      "args": {
        "template_code": "NyB5Jd"
      }
    },
    "cli": "railway deploy --template NyB5Jd",
    "api": {
      "method": "POST",
      "path": "/graphql/v2",
      "body": {
        "query": "mutation templateDeploy($input: TemplateDeployV2Input!) { templateDeployV2(input: $input) { projectId workflowId } }",
        "variables": {
          "input": {
            "templateId": "5597643f-b17d-41da-841d-9024ffe5e8ed",
            "serializedConfig": {
              "services": {
                "fdcaa525-6efa-4aae-a91f-af8f8dfc07e5": {
                  "icon": null,
                  "name": "Kafka Broker",
                  "deploy": {
                    "startCommand": null,
                    "healthcheckPath": null
                  },
                  "source": {
                    "image": "apache/kafka:latest"
                  },
                  "variables": {
                    "KAFKA_URL": {
                      "isOptional": true,
                      "defaultValue": "${{RAILWAY_PRIVATE_DOMAIN}}:9092"
                    },
                    "KAFKA_NODE_ID": {
                      "isOptional": true,
                      "defaultValue": "1"
                    },
                    "KAFKA_LISTENERS": {
                      "isOptional": true,
                      "defaultValue": "PLAINTEXT://:9092,PLAINTEXT_HOST://:29092,CONTROLLER://:9093"
                    },
                    "KAFKA_PUBLIC_URL": {
                      "defaultValue": "${{RAILWAY_TCP_PROXY_DOMAIN}}:${{RAILWAY_TCP_PROXY_PORT}}"
                    },
                    "KAFKA_PROCESS_ROLES": {
                      "isOptional": true,
                      "defaultValue": "broker,controller"
                    },
                    "KAFKA_NUM_PARTITIONS": {
                      "isOptional": true,
                      "defaultValue": "3"
                    },
                    "KAFKA_ADVERTISED_LISTENERS": {
                      "isOptional": true,
                      "defaultValue": "PLAINTEXT://${{KAFKA_URL}},PLAINTEXT_HOST://${{KAFKA_PUBLIC_URL}}"
                    },
                    "KAFKA_CONTROLLER_QUORUM_VOTERS": {
                      "isOptional": true,
                      "defaultValue": "1@${{RAILWAY_PRIVATE_DOMAIN}}:9093"
                    },
                    "KAFKA_CONTROLLER_LISTENER_NAMES": {
                      "isOptional": true,
                      "defaultValue": "CONTROLLER"
                    },
                    "KAFKA_TRANSACTION_STATE_LOG_MIN_ISR": {
                      "isOptional": true,
                      "defaultValue": "1"
                    },
                    "KAFKA_LISTENER_SECURITY_PROTOCOL_MAP": {
                      "isOptional": true,
                      "defaultValue": "CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT"
                    },
                    "KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS": {
                      "isOptional": true,
                      "defaultValue": "0"
                    },
                    "KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR": {
                      "isOptional": true,
                      "defaultValue": "1"
                    },
                    "KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR": {
                      "isOptional": true,
                      "defaultValue": "1"
                    }
                  },
                  "networking": {
                    "tcpProxies": {
                      "29092": {}
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "post_deploy": {},
  "resources": {
    "expected_services": 1,
    "needs_volume": false
  },
  "generated_at": "2026-09-21T16:15:12.787Z",
  "generator_version": "0.1.0",
  "status": "validated",
  "validated_at": "2026-09-21T11:48:03.982Z",
  "success_rate_30d": 1,
  "validation": {
    "last_run_id": "run_ef051460cd904629a979",
    "checks": [
      {
        "name": "workflow_completed",
        "passed": true
      },
      {
        "name": "all_services_deployed",
        "passed": true
      },
      {
        "name": "stays_up",
        "passed": true
      }
    ],
    "typical_ready_seconds": 51,
    "typical_build_seconds": 0,
    "typical_start_seconds": 0,
    "slowest_service": "Kafka Broker"
  }
}