Layer 2 — application architecture · 1,820 documents
| ID | Document | Source |
|---|---|---|
| app_invariants__f306e061fc9e2edd | INVARIANT: The `data.NewFrame` function must be used to initialize `data.Frame` instances to ensure proper setup of fields and metadata. SHADOW: Improper initialization of `data.Frame` can lead to a… | — |
| app_invariants__b63fbeb912e7ebca | INVARIANT: The `NewField` function must be used to create `data.Field` instances, ensuring correct type handling and nullability. SHADOW: Failure to use `NewField` can result in improperly… | — |
| app_invariants__c6ad83463fe7a2ed | INVARIANT: The system must ensure that `floatArray` is cleared before being re-used for a new field type to prevent type contamination. SHADOW: Reusing `floatArray` without clearing it when… | — |
| app_invariants__9c4e9d89de62d2fe | INVARIANT: Type determination for field values must accurately reflect the underlying data. SHADOW: Incorrect type determination leads to the wrong data being appended to fields, causing data… | — |
| app_invariants__d9cae87463308a3b | INVARIANT: The system must maintain a consistent mapping between legacy SQL-backed entities and Kubernetes-style API resources. SHADOW: Necessary to ensure backward compatibility while transitioning… | — |
| app_invariants__f478db2c42e5b479 | INVARIANT: Resource mutations must be wrapped in transactional boundaries to prevent partial state updates. SHADOW: Ensures that complex operations, such as moving folders or updating permissions,… | — |
| app_invariants__cb8da3f70e486387 | INVARIANT: External authorization systems (Zanzana) must be synchronized with local state changes via asynchronous hooks. SHADOW: Decouples the primary storage operation from the secondary… | — |
| app_invariants__0028efcc15bcd9b1 | INVARIANT: Resource identifiers (UIDs) must be deterministic and stable across migrations and re-imports. SHADOW: Prevents duplicate resource creation and ensures that external references remain… | — |
| app_invariants__f669c1e42c14ff7e | INVARIANT: A worker claims a job from a shared queue by atomically updating a job resource to add a 'claim' label; only the worker that successfully performs this update wins the lease and is… | — |
| app_invariants__4c467d8fa79bb7b5 | INVARIANT: A user storage resource is only considered valid if its name, formatted as `service:user_uid`, contains a `user_uid` that exactly matches the UID of the authenticated requester. SHADOW:… | — |
| app_invariants__9aca506e2f976c6b | INVARIANT: A user request's verb (e.g., 'get', 'create') is atomically mapped to a specific access control action, and permission is evaluated against the user's identity and the target resource's… | — |
| app_invariants__2a5cbff0a907176e | INVARIANT: A user's effective preferences are calculated by deterministically merging multiple preference layers (user, team, organization, global defaults) in a fixed order of precedence, where more… | — |
| app_invariants__f12795fcfe15f923 | INVARIANT: A unique, deterministic name for a legacy secure value is generated by hashing the combination of the datasource UID and the secret's key. SHADOW: To ensure that references to secure… | — |
| app_invariants__5c402adeb36c2c73 | INVARIANT: Incoming HTTP requests to a datasource's `/resource` sub-path are transformed by stripping the API prefix, isolating the plugin's internal resource path, and proxying the modified request… | — |
| app_invariants__d5984d4330d8c390 | INVARIANT: A datasource query request is rejected if the datasource UID specified in the query body does not match the datasource UID specified in the request URL. SHADOW: To prevent query context… | — |
| app_invariants__b1406e9fbb1c0912 | INVARIANT: The Redaction Invariant: Sensitive data types must override serialization interfaces (JSON/YAML/String) to return a fixed redacted constant, ensuring strict isolation between internal… | — |
| app_invariants__e61f9d461cefcb22 | INVARIANT: The Dual-Write Continuity Law: During storage migration, the system must maintain a write-through pattern to both legacy and unified backends, using a mode-based state machine to determine… | — |
| app_invariants__1042e3088abfe052 | INVARIANT: The Batch-Commit Pressure Valve: High-frequency metadata updates (like Resource Versions) must be aggregated into time-windowed batches to minimize transaction overhead and prevent… | — |
| app_invariants__95e0db03c71226bd | INVARIANT: The Recursive Isolation Law: Unstructured data structures must be deep-copied through recursive type-switching to prevent shared-memory side effects across concurrent logic paths. SHADOW:… | — |
| app_invariants__61ee58753ea83d37 | INVARIANT: The Migration Idempotency Law: Data transformation routines must verify the existence of a unique migration identifier in a persistent log before execution to prevent duplicate state… | — |
| app_invariants__63883fd92d764196 | INVARIANT: The Buffered Notification Law: Event distribution systems must implement fixed-size buffers for subscribers, dropping overflow events to protect the publisher's throughput from slow… | — |
| app_invariants__e78cd7e490d5bb12 | INVARIANT: The Identity Context Invariant: Authentication metadata must be bound to the execution context, ensuring that permission evaluation remains consistent across asynchronous service… | — |
| app_invariants__191b6d3ef7466bd1 | INVARIANT: The Consistent Hashing Law: Distributed resource indexing must utilize a consistent hashing ring to map namespaces to specific nodes, ensuring deterministic ownership and minimizing… | — |
| app_invariants__273b236d4c5f0b1b | INVARIANT: The Optimistic Concurrency Law: Resource updates must be gated by a 'Previous Resource Version' check, failing the transaction if the underlying state has mutated since the read… | — |
| app_invariants__a5a54f4771a8042c | INVARIANT: The Hierarchical Routing Law: URL patterns must be decomposed into a prefix tree (Trie) to enable efficient route resolution where performance is proportional to path depth rather than the… | — |
| app_invariants__4f2ae172573d4316 | INVARIANT: Context-bound transaction propagation ensures isolated, all-or-nothing execution across nested repository calls. SHADOW: By injecting the `sqlx.Tx` into the `context.Context` (via… | — |
| app_invariants__8821e545b16f7957 | INVARIANT: Bounded tracking of anonymous sessions prevents unbounded state growth and resource exhaustion. SHADOW: The `AnonDBStore` enforces a strict `deviceLimit` and uses a local LRU cache… | — |
| app_invariants__6bd3c5a5b98a37d4 | INVARIANT: Ephemeral state aggregation must be decoupled from the request lifecycle via asynchronous execution and durable staging. SHADOW: Support bundles collect extensive system state (DB logs,… | — |
| app_invariants__55a94dd4ce2503f5 | INVARIANT: External state retrieval must be locally memoized to guarantee idempotent, low-latency responses. SHADOW: The `AvatarCacheServer` uses an LRU cache and a singleflight-like mechanism to… | — |
| app_invariants__f328b4145d283712 | INVARIANT: Immutable versioning of encrypted payloads ensures cryptographic state recovery and auditability. SHADOW: `SecureValueMetadataStorage` creates new rows with incremented versions rather… | — |
| app_invariants__b29d3862c59a9470 | INVARIANT: Atomic Multi-Table Cascading Purge SHADOW: Organizational deletion must encapsulate approximately 25+ dependent table purges (alerts, dashboards, teams, etc.) within a single transaction.… | — |
| app_invariants__5cdff3ed768fc7c1 | INVARIANT: The Sole-Admin Invariant SHADOW: Membership updates and removals are gated by a mandatory check for a remaining Admin role. Preventing the removal of the last admin ensures an… | — |
| app_invariants__9ab357c252de5b2f | INVARIANT: Cryptographic Key Overlap Lifecycle SHADOW: Signing keys for JWT verification must follow a monthly rotation with a 30-day grace period for legacy keys. This ensures that tokens issued… | — |
| app_invariants__3e77668ee515c745 | INVARIANT: Three-Tier Hierarchical Quota Enforcement SHADOW: Resource creation is gated by an escalating usage check (Global -> Org -> User). This prevent a single high-velocity user or organization… | — |
| app_invariants__e57722fe25de892a | INVARIANT: External Identity Immutability SHADOW: Service accounts prefixed with system-reserved slugs (e.g., 'extsvc-') are protected from standard user-driven CRUD. This prevents users from… | — |
| app_invariants__9b58850cb3c3c309 | INVARIANT: Deterministic Migration Conflict Resolution SHADOW: API key-to-Service Account migrations must use a deterministic suffixing strategy (e.g., -001, -002) for name collisions. This ensures… | — |
| app_invariants__2e4831904dd9c0a5 | INVARIANT: Concurrent screenshot generation requests MUST be limited to prevent resource exhaustion on the rendering service. SHADOW: Uncontrolled concurrent rendering requests will overwhelm the… | — |
| app_invariants__938207513674483e | INVARIANT: Screenshots of the same dashboard/panel configuration MUST be cached based on a deterministic hash of their options, ensuring consistent and performant retrieval for identical… | — |
| app_invariants__439cc2f52ee10193 | INVARIANT: Team membership updates, including additions, removals, and permission changes, MUST be processed as a single atomic unit, such that either all changes succeed or none are… | — |
| app_invariants__45ea405a8275d6c9 | INVARIANT: Database changes within a single logical operation MUST be executed within a transactional boundary, with automatic rollback on failure and retries for transient lock errors. SHADOW:… | — |
| app_invariants__5f0b96962b4abf73 | INVARIANT: Decrypted Data Encryption Keys (DEKs) MUST be cached in memory for a defined time-to-live, improving performance by reducing repeated decryption calls to the Key Management System (KMS)… | — |
| app_invariants__1c32c89838e7355a | INVARIANT: Secrets database migration operations (re-encryption/rollback) MUST be synchronized and executed by a single Grafana instance at any given time. SHADOW: Multiple Grafana instances… | — |
| app_invariants__d0b506a1a96168ec | INVARIANT: Team membership changes initiated via the API MUST ensure all referenced users exist in the system prior to any modification, failing fast if any user is not found. SHADOW: Allowing… | — |
| app_invariants__1a92016e3f2cdd33 | INVARIANT: Library elements requiring updates MUST include a version identifier, and the update operation MUST fail if the provided version does not match the current stored version. SHADOW: Updates… | — |
| app_invariants__8a9f354eed754001 | INVARIANT: Deletion of a library element MUST fail if it is currently connected to any dashboards, preventing orphaned references and preserving dashboard integrity. SHADOW: Deleting a library… | — |
| app_invariants__ab02b0a386fdfbc0 | INVARIANT: Email and webhook notifications MUST be processed asynchronously via dedicated queues to avoid blocking API request threads and maintain system responsiveness. SHADOW: Synchronous sending… | — |
| app_invariants__bee41710006b81b9 | INVARIANT: Password reset and email verification codes MUST be time-limited and cryptographically secure (HMAC-SHA256) to prevent brute-force attacks and unauthorized access. SHADOW: Weak or… | — |
| app_invariants__c94703cd9daaadf7 | INVARIANT: All access to library elements MUST be authorized based on the user's permissions on the containing folder, ensuring hierarchical access control. SHADOW: Bypassing folder permissions for… | — |
| app_invariants__2cb2fb59b36649f9 | INVARIANT: The system MUST dynamically adapt SQL queries based on the underlying database dialect to ensure compatibility and optimal performance across different database types. SHADOW: Directly… | — |
| app_invariants__25b3bbbd92350f7b | INVARIANT: Database queries MUST be instrumented with tracing and metrics to enable performance monitoring, bottleneck identification, and operational visibility. SHADOW: Lack of instrumentation… | — |