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Reuse XPC connections across container operations#849

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realrajaryan wants to merge 1 commit intoapple:mainfrom
realrajaryan:users/realrajaryan/reuse-xpc-connections
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Reuse XPC connections across container operations#849
realrajaryan wants to merge 1 commit intoapple:mainfrom
realrajaryan:users/realrajaryan/reuse-xpc-connections

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@realrajaryan
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Type of Change

  • Bug fix
  • New feature
  • Breaking change
  • Documentation update

Motivation and Context

Currently, ClientContainer is overloaded, it's used for both data (during list(), you get given a ClientContainer) and to talk to the daemon. Each container operation creates a new XPC connection, which is pretty wasteful e.g. container stop --all with 10 containers creates 11 XPC connections (1 for list and 10 for individual stops)

To address this list(), get(), and create() will now return ContainerSnapshot instead of ClientContainer, and ClientContainer now accepts an optional XPCClient parameter for connection reuse so multiple operations can share the same connection. Commands that perform bulk operations now create a single shared XPCClient and pass it to all ClientContainer instances

Testing

  • Tested locally
  • Added/updated tests
  • Added/updated docs

@realrajaryan realrajaryan added the enhancement New feature or request label Nov 4, 2025
@jglogan jglogan self-requested a review November 15, 2025 12:38
}

init(snapshot: ContainerSnapshot) {
public init(snapshot: ContainerSnapshot, xpcClient: XPCClient? = nil) {
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Having the caller provide a snapshot to a public method feels a little strange. I'd expect them to be able to create a ClientContainer using just a container ID.

Since we're now using snapshot as the return type for everything, do we really need to store configuration, status, and networks between calls?

@dcantah
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dcantah commented Feb 12, 2026

Closed via #1139

@dcantah dcantah closed this Feb 12, 2026
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[Request]: ClientContainer should not create a new xpc connection per request

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