16ea033124e1a6b9b2aa7ac74dd0778046915708
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Commits
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2111b78fc5 |
Delete the controller's own composition: planFor, declarationWith, renderingFor, grantsFor, theRestOfTheMesh, generators, whoResolves and composedAndValidated, with what only they reached (issue 1389)
Every caller composes through mesh-sdk's go/compose since issues 1386 to 1388; the controller's second copy of the composition is dead code. The parent of this commit is |
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66dc501fc4 | Split the unit level from the integration level in cmd, builder, link, catalogue, inventory; cheap fixtures for the archive-entry bound, the registry waits and the catalogue copy (issue 895) | ||
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4499e85476 |
No change to a machine takes effect unseen (hq ADR 0217, to-be 44)
mesh/delivery delivered
mesh/merge-gate pass: builds build-agent, mesh-controller, route-proxy → ace, g14, novox, shanks; no bus step; every machine composes with the change as it…
mesh/repo-check pass: its merge-check.sh passed
mesh/delivery-group group feat/no-change-takes-effect-unseen merged: every member is merged
Two incidents had one shape: a change took effect that nobody saw first (hq issues 241, 304). Three guards, each silent when nothing is at stake: - settings show [--history], and a set that answers each key it adds, changes and removes, and refuses a removal unless --replace; the replaced or cleared layer is kept in settings_history, in the same transaction as the write (migration 0078). - every send keeps a summary of what it sent (no file content), plan <node> --diff compares with it, and push with no machine is refused unless --all. - a push that would give a running container's mount another host directory holds that machine, naming the module, mount and both directories, until push <node> --move <module>; a named push's cascade is held the same way. Rebased onto main and fitted to it: the hold runs before the push says what it recreates, a whole push still says so first and leaves machines waiting for a gate, the verb's push with no machine is still --behind and a push still needs why. The verbs take plan diff, settings replace and history, and push move beside a machine, each refused where it cannot take effect. |
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2eb9a22c24 |
Act under a lease, keep accounts by order, one writer at composition (hq to-be 45 Phase 2)
Two controllers could both act (issue 204), a reconcile's report could overtake the apply after it and the digest decided (issue 267), and a grant could make a second writer of a machine's report. - The lease (internal/lease, ADR 0229): mesh-controller_lease key `holder`, 15 s age, renewed every 5 s by compare-and-set; the epoch is the revision it was taken at. The gate is the clock (stops 3 s before expiry); a refused renewal is a loss and the process exits; a holder that stops gives it back. serve takes it before asserting the bus. Epochs kept in the store (migration 0068 controller_epoch) as a floor: a bucket raised from nothing is compacted past it. Unleased (no epoch, S12 urgent) only when nobody holds it and the bus will not let it be written. A shell command acts under the holder's epoch, or its own lease when none. - Declarations carry `epoch` inside the signed envelope, only to a machine whose latest account carried a report_sequence (mesh-host #35); would-send is composed with the epoch last sent. Allot and the send both pass the gate. - Reports: contract in internal/link/order.go (epoch, sequence, report_sequence, older_than, refused_older). Accounts kept by epoch, then sequence, then report sequence; older refused, counted; unordered reports keep the digest rule. Plans by compare-and-set on a revision, with epoch. Conditions and calls carry the epoch and are not written off the lease. - S12 and S13 (naming the writer by epoch) watched, D5 run; reset of the bucket said. Writers table compiled in and enforced in PermissionsFor; the controller no longer publishes mesh.control.>. A contract per consumed kind, and the empty-on-error lint over the repository. - mesh-host pinned to its main with the epoch in the validator (D1 validates the envelope as sent). Needs mesh-host's genesis lock with the lease grant (mesh-host PR) for TestTheInstallersFirstUserListIsWhatTheControllerWouldCompose. |