| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package chartengine |
| 4 | |
| 5 | type buildSeqTransition uint8 |
| 6 | |
| 7 | const ( |
| 8 | buildSeqTransitionNone buildSeqTransition = iota |
| 9 | buildSeqTransitionBroken |
| 10 | buildSeqTransitionRecovered |
| 11 | ) |
| 12 | |
| 13 | type buildSeqObservation struct { |
| 14 | transition buildSeqTransition |
| 15 | previous uint64 |
| 16 | } |
| 17 | |
| 18 | // observeBuildSuccessSeq tracks LastSuccessSeq monotonicity and reports transition events. |
| 19 | // BuildPlan uses this to avoid per-cycle warning spam on persistent sequence regressions. |
| 20 | func (e *Engine) observeBuildSuccessSeq(seq uint64) buildSeqObservation { |
| 21 | state := &e.state.buildSeq |
| 22 | obs := buildSeqObservation{previous: state.lastSuccess} |
| 23 | if !state.initialized { |
| 24 | state.initialized = true |
| 25 | state.lastSuccess = seq |
| 26 | state.violating = false |
| 27 | return obs |
| 28 | } |
| 29 | |
| 30 | if e.state.cfg.runtimePlanner { |
| 31 | if seq < state.lastSuccess { |
| 32 | if !state.violating { |
| 33 | state.violating = true |
| 34 | obs.transition = buildSeqTransitionBroken |
| 35 | } |
| 36 | return obs |
| 37 | } |
| 38 | if state.violating { |
| 39 | state.violating = false |
| 40 | obs.transition = buildSeqTransitionRecovered |
| 41 | } |
| 42 | if seq > state.lastSuccess { |
| 43 | state.lastSuccess = seq |
| 44 | } |
| 45 | return obs |
| 46 | } |
| 47 | |
| 48 | if seq <= state.lastSuccess { |
| 49 | if !state.violating { |
| 50 | state.violating = true |
| 51 | obs.transition = buildSeqTransitionBroken |
| 52 | } |
| 53 | return obs |
| 54 | } |
| 55 | |
| 56 | state.lastSuccess = seq |
| 57 | if state.violating { |
| 58 | state.violating = false |
| 59 | obs.transition = buildSeqTransitionRecovered |
| 60 | } |
| 61 | return obs |
| 62 | } |