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9383201c07
Red commit:
https://github.com/Kpa-clawbot/CoreScope/commit/eae179b99b5fd34924547632aa8f8025c405aa53
(CI: pending — opens with this PR)
Finishes #1283. RED test `TestServerSourceHasNoCachedRWCalls` goes from
failing (13 writer call-sites) to GREEN (zero). Per #1287 Option 4
(https://github.com/Kpa-clawbot/CoreScope/issues/1287#issuecomment-4485099992):
ingestor owns the neighbor graph build + persist; server reads the
snapshot.
**Category A — Schema migrations** → new `internal/dbschema` package.
`dbschema.Apply(rw)` runs in `cmd/ingestor` startup (in `OpenStore`).
`dbschema.AssertReady(ro)` runs in `cmd/server/main.go` and
FATAL-LOG-EXITS if any expected column/index/table is missing — the
operator must restart the ingestor first. Covers indexes,
`neighbor_edges`, `observations.resolved_path`,
`observers.{inactive,last_packet_at,iata}`,
`(inactive_)nodes.foreign_advert`, `transmissions.from_pubkey`.
**Category B — Backfill** → ingestor.
`BackfillFromPubkey` and observer-blacklist soft-delete moved to
`cmd/ingestor/maintenance.go`. Server keeps an inert
`fromPubkeyBackfillSnapshot` stub for `/api/healthz` API compatibility.
**Category C — Neighbor-graph persistence (Option 4)** → ingestor
writes, server reads.
- Ingestor (`cmd/ingestor/neighbor_builder.go`): every 60s scans
`observations + transmissions`, extracts edges (originator↔first-hop for
ADVERTs; observer↔last-hop for all), resolves hop prefixes via a
node-table prefix index, upserts into `neighbor_edges`.
- Server (`cmd/server/neighbor_recomputer.go`): every 60s re-reads
`neighbor_edges` and atomic-swaps the resulting `NeighborGraph` into
`s.graph`. Initial load is synchronous on startup. All server-side
incremental edge writers (the two `asyncPersistResolvedPathsAndEdges`
paths in `cmd/server/store.go`) are gone.
- Neighbor-edge daily prune (`PruneNeighborEdges`) moved to ingestor.
**Why Option 4**: clean read/write separation, no startup CPU spike
(server loads existing snapshot instead of rebuilding from history), no
IPC/delta-protocol churn. Staleness budget ~60s — same model as the
analytics recomputers in #1240 / #1248 / #672 axis 2.
**Recomputer interval default for neighbor graph**: 60s
(`NeighborGraphRecomputerDefaultInterval`,
`NeighborEdgesBuilderInterval`).
**Invariants added**:
- `TestServerSourceHasNoCachedRWCalls` (RED commit eae179b9): grep
enforces zero `cachedRW(`, `mode=rw`, or `sql.Open(_journal_mode=WAL…)`
in non-test `cmd/server/` sources.
- `TestServerStartupRequiresMigratedSchema`: server refuses to start
against an unmigrated DB.
- `TestNeighborGraphRecomputerLoadsSnapshot`: post-write snapshot is
picked up on the next refresh.
- `TestNeighborEdgesBuilderUpsertsFromObservations`: end-to-end pipeline
writes the expected edge.
`grep cachedRW cmd/server/*.go | grep -v _test.go` → 0 matches.
Fixes #1287.
---------
Co-authored-by: MeshCore Bot <bot@meshcore.local>
Co-authored-by: Kpa-clawbot <Kpa-clawbot@users.noreply.github.com>
Co-authored-by: corescope-bot <bot@corescope.local>
39 lines
1.4 KiB
Go
39 lines
1.4 KiB
Go
// Package main: from_pubkey backfill shim (issue #1287).
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//
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// The actual backfill moved to cmd/ingestor (see
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// cmd/ingestor/maintenance.go: BackfillFromPubkey) because the server
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// is the read path and may not write to SQLite (#1283/#1287). This
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// file retains the snapshot getter so /api/healthz still compiles —
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// it always reports done=true with zero counters. Operators monitor
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// the ingestor's stats file for true progress.
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package main
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import "sync"
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var (
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fromPubkeyBackfillMu sync.RWMutex
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fromPubkeyBackfillTotal int64
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fromPubkeyBackfillProcessed int64
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fromPubkeyBackfillDone = true
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)
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// fromPubkeyBackfillSnapshot returns the current backfill progress.
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// In the post-#1287 world the server does not run the backfill, so
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// the snapshot is always done=true with zeros. The real progress
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// lives in the ingestor stats file.
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func fromPubkeyBackfillSnapshot() (total, processed int64, done bool) {
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fromPubkeyBackfillMu.RLock()
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defer fromPubkeyBackfillMu.RUnlock()
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return fromPubkeyBackfillTotal, fromPubkeyBackfillProcessed, fromPubkeyBackfillDone
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}
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// fromPubkeyBackfillReset is a test helper used by legacy tests; in
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// the post-#1287 world it merely resets the static snapshot fields.
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func fromPubkeyBackfillReset() {
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fromPubkeyBackfillMu.Lock()
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fromPubkeyBackfillTotal = 0
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fromPubkeyBackfillProcessed = 0
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fromPubkeyBackfillDone = true
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fromPubkeyBackfillMu.Unlock()
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}
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