Add subscription cycle detection to the snapshot validator #8083
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Dependency Review✅ No vulnerabilities or OpenSSF Scorecard issues found.Scanned FilesNone |
nickgerace
previously approved these changes
Dec 18, 2025
| let prototype_id = AttributePrototypeArgument::prototype_id(ctx, apa_id).await?; | ||
| for av_id in AttributePrototype::attribute_value_ids(ctx, prototype_id).await? { | ||
| let subscriber_component_id = AttributeValue::component_id(ctx, av_id).await?; | ||
| // Don't add self-subscriptions |
nickgerace
reviewed
Dec 18, 2025
| ) | ||
| .await?; | ||
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| assert_eq!(false, SubscriptionGraph::new(ctx).await?.is_cyclic()); |
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| assert_eq!(false, SubscriptionGraph::new(ctx).await?.is_cyclic()); | |
| assert!(!SubscriptionGraph::new(ctx).await?.is_cyclic()); |
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the two ! right next to each other don't make me happy :(
nickgerace
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their stale review
Accidentally hit "approve" instead of "comment"!
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There's a weird error here with attribute prototype arguments not having prototypes which gets hit when constructing the graph. Investigating |
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/try |
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Okay, starting a try! I'll update this comment once it's running... |
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/try |
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Okay, starting a try! I'll update this comment once it's running... |
jhelwig
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Jan 6, 2026
jhelwig
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Jan 6, 2026
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Construct a DependencyGraph of all components via their ValueSubscription edges and use that to detect subscription cycles when a subscription is set.
Automatic detection is disabled. But when it is re-enabled, it will produce an error like this in the frontend