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    Alibaba Cloud Service Mesh:AllowConnect plug-in

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    Alibaba Cloud Service Mesh:AllowConnect plug-in

    Last Updated:Nov 04, 2024

    By default, WebSocket over HTTP/2 is disabled in sidecar proxy. By enabling the AllowConnect plug-in in ASM, you can allow upgraded protocol connections, thereby supporting tunneling WebSocket over HTTP/2.

    Configuration fields

    Name

    Data type

    Required

    Valid value

    Description

    patch_context

    String

    Optional

    • ANY: takes effect in all sidecar proxies and gateways.

    • SIDECAR_INBOUND: takes effect only in the inbound listener/router/cluster of sidecar proxies.

    • SIDECAR_OUTBOUND: takes effect only in the outbound listener/router/cluster of sidecar proxies.

    • GATEWAY: takes effect only in the ASM gateway.

    Specifies the scenario in which the plug-in takes effect, based on traffic direction and workload type.

    Sample configuration

    For more information on using the WebSocket protocol in ASM, see Using the WebSocket protocol in ASM to access services. If you want to configure using WebSocket over HTTP/2 protocol, you need to enable this plug-in to allow upgraded protocol connections. We recommended that you configure the plug-in to ANY to allow upgraded protocol connections in all gateways and sidecar proxies.

    patch_context: ANY