| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "errors" |
| 5 | |
| 6 | "reasonix/internal/agent" |
| 7 | ) |
| 8 | |
| 9 | type startupFailureRestorePolicy uint8 |
| 10 | |
| 11 | const ( |
| 12 | keepStartupRestore startupFailureRestorePolicy = iota |
| 13 | suppressStartupRestore |
| 14 | ) |
| 15 | |
| 16 | type tabsSaveRequest struct { |
| 17 | dir string |
| 18 | entries []desktopTabEntry |
| 19 | activeID string |
| 20 | version uint64 |
| 21 | } |
| 22 | |
| 23 | // markTabStartupFailureLocked owns the failed-startup state transition. A |
| 24 | // terminal recovery failure also returns a tab snapshot to write after unlock. |
| 25 | func (a *App) markTabStartupFailureLocked(tab *WorkspaceTab, err error, policy startupFailureRestorePolicy) (bool, *tabsSaveRequest) { |
| 26 | leaseHeld := setTabStartupError(tab, err) |
| 27 | tab.Ready = false |
| 28 | phase := sessionRuntimeFailed |
| 29 | if leaseHeld { |
| 30 | phase = sessionRuntimeLeaseBlocked |
| 31 | } |
| 32 | a.setSessionRuntimePhaseLocked(tab, phase, err) |
| 33 | |
| 34 | rt := a.runtimeForTabLocked(tab) |
| 35 | suppress := !leaseHeld && policy == suppressStartupRestore |
| 36 | if rt != nil { |
| 37 | rt.suppressStartupRestore = suppress |
| 38 | } |
| 39 | if !suppress { |
| 40 | return leaseHeld, nil |
| 41 | } |
| 42 | dir, entries, activeID, version := a.saveTabsCollectLocked() |
| 43 | return leaseHeld, &tabsSaveRequest{dir: dir, entries: entries, activeID: activeID, version: version} |
| 44 | } |
| 45 | |
| 46 | func (a *App) writeTabsSaveRequest(req *tabsSaveRequest) { |
| 47 | if req != nil { |
| 48 | a.saveTabsWrite(req.dir, req.entries, req.activeID, req.version) |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | func (a *App) suppressTabStartupRestoreLocked(tab *WorkspaceTab) bool { |
| 53 | rt := a.runtimeForTabLocked(tab) |
| 54 | return rt != nil && rt.Phase == sessionRuntimeFailed && rt.suppressStartupRestore |
| 55 | } |
| 56 | |
| 57 | func persistedActiveTabID(entries []desktopTabEntry, activeID string) string { |
| 58 | for _, entry := range entries { |
| 59 | if entry.ID == activeID { |
| 60 | return activeID |
| 61 | } |
| 62 | } |
| 63 | if len(entries) > 0 { |
| 64 | return entries[0].ID |
| 65 | } |
| 66 | return "" |
| 67 | } |
| 68 | |
| 69 | func failedStartupSnapshotError(err error) bool { |
| 70 | return errors.Is(err, agent.ErrSessionWriteAuthorityMissing) || |
| 71 | errors.Is(err, agent.ErrSessionWriteAuthorityStale) |
| 72 | } |
| 73 |