{ "manifest_version": "1.0.0", "template": { "id": "5f753305-2da3-4c20-8cd2-62bfbb9777c9", "slug": "JMXEWp", "name": "Langflow", "description": "Simple Langflow deployment using PostgreSQL as the database.", "url": "https://railway.com/deploy/JMXEWp", "upstream": { "image": "langflowai/langflow:latest" } }, "services": [ { "name": "langflowai/langflow:latest", "source": { "image": "langflowai/langflow:latest" }, "needs_volume": false, "http": true }, { "name": "Postgres", "source": { "image": "ghcr.io/railwayapp-templates/postgres-ssl:latest" }, "needs_volume": true, "volume_mount_path": "/var/lib/postgresql/data", "tcp_ports": [ 5432 ], "http": false } ], "required_inputs": [ { "key": "PORT", "service": "langflowai/langflow:latest", "description": "Provide a value for PORT.", "secret": false, "strategy": "default", "default": "7860" }, { "key": "LANGFLOW_PORT", "service": "langflowai/langflow:latest", "description": "Sets Langflow port to Railways exposed port.", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "LANGFLOW_LOG_LEVEL", "service": "langflowai/langflow:latest", "description": "Sets the log level in Langflow", "secret": false, "strategy": "default", "default": "debug" }, { "key": "LANGFLOW_SECRET_KEY", "service": "langflowai/langflow:latest", "description": "Secret Key. Set it to a Secret value as this is used for authentication.", "secret": true, "strategy": "generate", "generate": "random_base64_32" }, { "key": "LANGFLOW_DATABASE_URL", "service": "langflowai/langflow:latest", "description": "Set this to the DATABASE_URL", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGDATA", "service": "Postgres", "description": "Location where the database will be initialized", "secret": false, "strategy": "default", "default": "/var/lib/postgresql/data/pgdata" }, { "key": "PGHOST", "service": "Postgres", "description": "Railway TCP Proxy Domain", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGPORT", "service": "Postgres", "description": "Required variable for Data panel", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGUSER", "service": "Postgres", "description": "Required variable for Data panel", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGDATABASE", "service": "Postgres", "description": "Required variable for the data panel.", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGPASSWORD", "service": "Postgres", "description": "Required variable for Data panel", "secret": true, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "POSTGRES_DB", "service": "Postgres", "description": "Default database created when image is started.", "secret": false, "strategy": "default", "default": "railway" }, { "key": "DATABASE_URL", "service": "Postgres", "description": "URL to connect to Postgres database", "secret": false, "strategy": "railway_provided", "railway_source": "reference_variable" }, { "key": "PGPRIVATEHOST", "service": "Postgres", "description": "Railway Private Domain", "secret": false, "strategy": "railway_provided", "railway_source": "railway_private_domain" }, { "key": "POSTGRES_USER", "service": "Postgres", "description": "User to connect to Postgres DB", "secret": false, "strategy": "default", "default": "postgres" }, { "key": "SSL_CERT_DAYS", "service": "Postgres", "description": "SSL certificate expiry in days.", "secret": false, "strategy": "default", "default": "820" }, { "key": "POSTGRES_PASSWORD", "service": "Postgres", "description": "Password to connect to DB", "secret": true, "strategy": "generate", "generate": "strong_password" }, { "key": "DATABASE_PRIVATE_URL", "service": "Postgres", "description": "URL to connect to Postgres database", "secret": false, "strategy": "railway_provided", "railway_source": "railway_private_domain" } ], "deploy": { "mcp": { "server": "railway", "tool": "deploy_template", "args": { "template_code": "JMXEWp" } }, "cli": "railway deploy --template JMXEWp", "api": { "method": "POST", "path": "/graphql/v2", "body": { "query": "mutation templateDeploy($input: TemplateDeployV2Input!) { templateDeployV2(input: $input) { projectId workflowId } }", "variables": { "input": { "templateId": "5f753305-2da3-4c20-8cd2-62bfbb9777c9", "serializedConfig": { "services": { "5fe05adb-3ab4-47b3-94f0-cde277ff13f1": { "name": "langflowai/langflow:latest", "build": {}, "deploy": { "startCommand": "python -m langflow run --host 0.0.0.0", "healthcheckPath": "/health_check" }, "source": { "image": "langflowai/langflow:latest", "rootDirectory": null }, "variables": { "PORT": { "isOptional": false, "defaultValue": "7860" }, "LANGFLOW_PORT": { "isOptional": false, "description": "Sets Langflow port to Railways exposed port.", "defaultValue": "${{PORT}}" }, "LANGFLOW_LOG_LEVEL": { "isOptional": false, "description": "Sets the log level in Langflow", "defaultValue": "debug" }, "LANGFLOW_SECRET_KEY": { "isOptional": false, "description": "Secret Key. Set it to a Secret value as this is used for authentication.", "defaultValue": "{{LANGFLOW_SECRET_KEY}}" }, "LANGFLOW_DATABASE_URL": { "isOptional": false, "description": "Set this to the DATABASE_URL", "defaultValue": "${{Postgres.DATABASE_URL}}" } }, "networking": { "tcpProxies": {}, "serviceDomains": { "": {} } }, "volumeMounts": {} }, "d66d227f-1b54-4d9f-a151-3e98d47fe983": { "icon": "https://devicons.railway.app/i/postgresql.svg", "name": "Postgres", "build": {}, "deploy": {}, "source": { "image": "ghcr.io/railwayapp-templates/postgres-ssl:latest" }, "variables": { "PGDATA": { "isOptional": false, "description": "Location where the database will be initialized", "defaultValue": "/var/lib/postgresql/data/pgdata" }, "PGHOST": { "isOptional": false, "description": "Railway TCP Proxy Domain", "defaultValue": "${{RAILWAY_TCP_PROXY_DOMAIN}}" }, "PGPORT": { "isOptional": false, "description": "Required variable for Data panel", "defaultValue": "${{RAILWAY_TCP_PROXY_PORT}}" }, "PGUSER": { "isOptional": false, "description": "Required variable for Data panel", "defaultValue": "${{ POSTGRES_USER }}" }, "PGDATABASE": { "isOptional": false, "description": "Required variable for the data panel.", "defaultValue": "${{POSTGRES_DB}}" }, "PGPASSWORD": { "isOptional": false, "description": "Required variable for Data panel", "defaultValue": "${{POSTGRES_PASSWORD}}" }, "POSTGRES_DB": { "isOptional": false, "description": "Default database created when image is started.", "defaultValue": "railway" }, "DATABASE_URL": { "isOptional": false, "description": "URL to connect to Postgres database", "defaultValue": "postgresql://${{PGUSER}}:${{POSTGRES_PASSWORD}}@${{RAILWAY_TCP_PROXY_DOMAIN}}:${{RAILWAY_TCP_PROXY_PORT}}/${{PGDATABASE}}" }, "PGPRIVATEHOST": { "isOptional": false, "description": "Railway Private Domain", "defaultValue": "${{RAILWAY_PRIVATE_DOMAIN}}" }, "POSTGRES_USER": { "isOptional": false, "description": "User to connect to Postgres DB", "defaultValue": "postgres" }, "SSL_CERT_DAYS": { "isOptional": true, "description": "SSL certificate expiry in days.", "defaultValue": "820" }, "POSTGRES_PASSWORD": { "isOptional": false, "description": "Password to connect to DB", "defaultValue": "{{POSTGRES_PASSWORD}}" }, "DATABASE_PRIVATE_URL": { "isOptional": false, "description": "URL to connect to Postgres database", "defaultValue": "postgresql://${{PGUSER}}:${{POSTGRES_PASSWORD}}@${{RAILWAY_PRIVATE_DOMAIN}}:5432/${{PGDATABASE}}" } }, "networking": { "tcpProxies": { "5432": {} }, "serviceDomains": {} }, "volumeMounts": { "d66d227f-1b54-4d9f-a151-3e98d47fe983": { "mountPath": "/var/lib/postgresql/data" } }, "haTemplateCode": "postgres-ha", "haConversionConfig": { "edge": { "label": "Reverse Proxy", "options": [ 2, 3, 4, 5 ], "nodeLabel": "HAProxy", "description": "Routes traffic to the primary", "defaultValue": 3 }, "replica": { "label": "Replicas", "options": [ 2, 3, 4, 5, 6, 7 ], "nodeLabel": "Postgres", "description": "Streaming replicas for automatic failover", "defaultValue": 2 }, "internal": { "label": "Coordinator Nodes", "options": [ 3, 5, 7, 9 ], "nodeLabel": "etcd", "defaultValue": 3 }, "description": "This will convert your Postgres database to an HA cluster with Patroni failover and etcd consensus." } } } } } } } } }, "post_deploy": { "healthcheck": { "service": "langflowai/langflow:latest", "method": "GET", "path": "/health_check", "expect_status": 200 } }, "resources": { "expected_services": 2, "needs_volume": true }, "generated_at": "2026-09-10T10:14:45.332Z", "generator_version": "0.1.0", "status": "degraded", "validated_at": "2026-09-10T09:11:41.760Z", "success_rate_30d": 0, "validation": { "last_run_id": "run_f501adc4a4554d129dcd", "checks": [ { "name": "workflow_completed", "passed": true }, { "name": "all_services_deployed", "passed": false, "detail": "SUCCESS,FAILED" } ] } }